EP2872824A1 - Module d'éclairage - Google Patents

Module d'éclairage

Info

Publication number
EP2872824A1
EP2872824A1 EP13734033.7A EP13734033A EP2872824A1 EP 2872824 A1 EP2872824 A1 EP 2872824A1 EP 13734033 A EP13734033 A EP 13734033A EP 2872824 A1 EP2872824 A1 EP 2872824A1
Authority
EP
European Patent Office
Prior art keywords
circuit board
cover
electronic component
light module
printed circuit
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.)
Withdrawn
Application number
EP13734033.7A
Other languages
German (de)
English (en)
Inventor
Thomas Preuschl
Guenter Hoetzl
Peter Sachsenweger
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.)
Osram GmbH
Original Assignee
Osram 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 Osram GmbH filed Critical Osram GmbH
Publication of EP2872824A1 publication Critical patent/EP2872824A1/fr
Withdrawn legal-status Critical Current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
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F21S2/005—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction of modular construction
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/005—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate is supporting also the light source
    • 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
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
    • F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
    • F21V23/006—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate being distinct from the light source holder
    • 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
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • 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
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
    • H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
    • 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
    • F21Y2101/00—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
    • 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/36—Circuits for reducing or suppressing harmonics, ripples or electromagnetic interferences [EMI]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/60—Circuit arrangements for operating LEDs comprising organic material, e.g. for operating organic light-emitting diodes [OLED] or polymer light-emitting diodes [PLED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
    • Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.
    • Y10T29/49133—Assembling to base an electrical component, e.g., capacitor, etc. with component orienting

Definitions

  • Top one or more light sources are arranged, and a cover, which covers the circuit board at least partially.
  • a cover which covers the circuit board at least partially.
  • it is usually
  • the lighting modules have an external driver or a ballast, in which one or more electronic components, which are necessary for the operation of the light sources on the circuit board, are arranged. These one or more electronic components are with the one or more light sources having printed circuit board
  • a light module may comprise: a first printed circuit board, to which at least one light source is arranged, a cover element, which at least partially covers the first printed circuit board, and at least one electronic component, which is integrated in the cover element and electrically connected to the first printed circuit board is.
  • Such a light module has the advantage that the otherwise usually arranged in an additional driver or an additional ballast electronic
  • Component now directly in the cover which at least partially covers the assembled with the light source board is integrated.
  • Integrated here means that, for example, the electronic component on the surface, in particular the inner surface of the
  • Covering element at least partially formed, molded and / or embedded and thus as a part of the
  • Cover element can be viewed.
  • the electronic component is at one in the direction of the first
  • Circuit board facing inner surface of the cover arranged such that between the inner surface of the cover and the electronic component no air gap is formed and thus the arrangement of the electronic component is carried out without gaps on the cover.
  • Cover be arranged.
  • a non-detachable connection between the cover and the electronic component may be formed.
  • the electronic component is integrated directly into the cover, the electronic component can be particularly space-saving in the light module, whereby the entire light module can be made more compact and thus a smaller space than conventional
  • one or more electronic components may be integrated, wherein in several electronic components of the same function electronic components with different powers can be combined with each other, which can all be integrated in the cover, whereby the
  • Properties of the light module can be individually adjusted and adjusted.
  • the electronic component can be arranged on a second printed circuit board integrated in the cover element, the electronic component then being connected via the second component
  • Printed circuit board can be connected to the first circuit board.
  • the electronic component can thereby be integrated via the second printed circuit board in the cover.
  • a second printed circuit board integrated in the cover element in the arrangement of a plurality of electronic components, these can be simply combined and easily, via only one connection with the first, the light source
  • Printed circuit board are electrically connected. As a result, each electronic component does not have to be individually connected to the first printed circuit board.
  • the second circuit board may be electrically connected to the first circuit board via a clamp contact and / or a spring contact and / or a solder connection.
  • a detachable connection can be formed.
  • solder joint By means of the solder joint, a permanent connection can be formed.
  • a detachable connection for example, in the case of a defect of the electronic component, it can be easily exchanged by replacing the electronic component together with the covering element, without the entire lighting module having to be exchanged.
  • Soldered connection can be formed, for example, by a soldering lug formed on the second printed circuit board integrated in the cover element with the first, the
  • Soldered circuit board is soldered. To one To achieve a particularly secure connection, the
  • the second circuit board For integration of the second circuit board in the cover, the second circuit board as an injection molded
  • Circuit carrier or be designed as a stamped grid.
  • an injection-molded circuit carrier also called Molded Interconnect Device (MID) called, which may be formed in three dimensions in contrast to a conventional circuit board, metallic interconnects are applied to injection-molded plastic substrates, so that a metallized plastic part is formed.
  • MID Molded Interconnect Device
  • Conductor tracks for forming the second printed circuit board can thus be introduced directly during the production of the cover element, wherein this is achieved, for example, by two-component injection molding, hot embossing,
  • Mask exposure or laser structuring can be done.
  • Circuit board as injection-molded formwork support characterized by a high design freedom and
  • the printed circuit board in this case in any shape, in particular in a three-dimensional shape,
  • circuit board can be adapted individually to the shape of the cover.
  • number of necessary assembly steps can be reduced, whereby the production cost and the
  • Production time can be shortened.
  • the printed circuit board is formed from a stamped grid, then it can be formed from a metal strip in just one production step and can be easily integrated into the cover element, whereby the printed circuit board can be individually adapted to the shape of the cover element even when formed as a stamped grid.
  • the electronic component is for example a
  • Cover element can by a selective selection of the number of capacitors, the modulation behavior, d. H. the so-called “flickering", the light source set, in particular
  • the electronic component may also have another function, for example by using this as a capacitor
  • the capacitor is made, for example, of a ceramic material
  • Electrolytic capacitor in the cover the distance to the heat source relative to the arrangement in an external driver can be increased, reducing the life of the Electrolytic capacitor can be increased compared to the arrangement in a conventional light module.
  • Adhesive bond or a H exertverstemmharm can be formed.
  • the light source can be, for example, a light-emitting diode (LED), wherein the light-emitting diode can also be an organic light-emitting diode (OLED). If more than one light source and thus more than one light-emitting diode are arranged in the light-emitting module, these can be selected such that they shine in the same color or in different colors.
  • LED light-emitting diode
  • OLED organic light-emitting diode
  • a method for mounting a light module can
  • PCB is arranged at least one light source, at least one electronic component in one
  • Covering the first circuit board at least partially covers, wherein when placing the cover on the first circuit board, the electronic component is electrically connected to the first circuit board.
  • Figure 2 is a schematic sectional view of the light module shown in Fig. 1.
  • Orientations can be positioned, the serves
  • a lighting module which has a substantially circular disk-shaped first circuit board 1, which at its upper side 2 with a plurality
  • Light sources 3 is equipped in the form of light emitting diodes.
  • the light sources 3 are arranged centrally on the printed circuit board 1, at a uniform distance from each other, compact.
  • a plurality of electronic components 4 are arranged on the upper side 2 of the first printed circuit board 1.
  • SMD Surface Mounted Device (surface mounted device)), which are soldered by means of solderable pads directly to the circuit board 1.
  • the electronic components 4 are arranged around the light sources 3 around.
  • the first circuit board 1 forms with the
  • the lighting module on an annular cover 5, which is hood-shaped and is mounted on the first circuit board 1, so that the outer peripheral surface 6 of the cover 5 is flush with the outer edge 7 of the first circuit board 1.
  • the cover 5 is formed such that it covers the electronic components 4 on the first circuit board 1, the cover 5, the first circuit board 1 but not covered in the region of the light sources 3, but the cover 5 is limited by an outwardly directed inner peripheral surface 8
  • the cover member 5 covers the first circuit board 1 between its circular
  • Printed circuit board 1 rests.
  • a plurality of electronic components 9 are integrated, which are formed for example of a ceramic material capacitors, which in conventional
  • Ballast are arranged. At the shown here
  • Embodiment eighteen electronic components 9 are integrated in the cover 5, wherein the electronic components 9 are arranged in a circular ring on an inner surface 12 of the cover 5 facing in the direction of the first circuit board 1, as can be seen in Figure 1. Trained as ceramic capacitors electronic components 9 are used in particular to supply voltages of
  • the electronic components 9 are electrically connected to the first printed circuit board 1 via a second printed circuit board 10, which is formed here in three dimensions, in the form of an injection-molded circuit carrier (MID) with a plurality of metallic conductor tracks in the cover element 5.
  • MID injection-molded circuit carrier
  • Metallic conductor tracks of the second printed circuit board 10 are individually distributed on the facing in the first circuit board 1 inner surface 12 of the cover 5 is formed.
  • the position of the conductor tracks can be selected individually, in order to position as favorable as possible
  • solder pins 11 which are soldered to the top 2 of the first circuit board 1 and the conductor tracks of the second circuit board 10.
  • Covering element 5 are connected directly to the first circuit board 1, so that this in one
  • Manufacturing step can take place.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Led Device Packages (AREA)

Abstract

L'invention concerne un module d'éclairage comprenant une première carte de circuit imprimé (1) sur laquelle est agencée au moins une source lumineuse (3), un élément de recouvrement (5) qui recouvre au moins partiellement la première carte de circuit imprimé (1), et au moins un composant électronique (9) qui est intégré dans l'élément de recouvrement (5) et qui est relié électriquement à la première carte de circuit imprimé (1).
EP13734033.7A 2012-07-10 2013-06-28 Module d'éclairage Withdrawn EP2872824A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012212027.0A DE102012212027A1 (de) 2012-07-10 2012-07-10 Leuchtmodul
PCT/EP2013/063744 WO2014009180A1 (fr) 2012-07-10 2013-06-28 Module d'éclairage

Publications (1)

Publication Number Publication Date
EP2872824A1 true EP2872824A1 (fr) 2015-05-20

Family

ID=48746488

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13734033.7A Withdrawn EP2872824A1 (fr) 2012-07-10 2013-06-28 Module d'éclairage

Country Status (5)

Country Link
US (1) US9578697B2 (fr)
EP (1) EP2872824A1 (fr)
CN (1) CN104412033B (fr)
DE (1) DE102012212027A1 (fr)
WO (1) WO2014009180A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104948939A (zh) * 2014-03-27 2015-09-30 四川新力光源股份有限公司 Led灯及其光引擎
DE102014110010A1 (de) 2014-07-16 2016-01-21 Itz Innovations- Und Technologiezentrum Gmbh Lichtmodul
CN104565950A (zh) * 2015-01-24 2015-04-29 深圳市国源铭光电科技有限公司 一种照明设备
USD798247S1 (en) * 2016-06-09 2017-09-26 Nanolumens Acquisition, Inc. Round light emitting display
DE102018101871A1 (de) * 2018-01-29 2019-08-01 Vossloh-Schwabe Lighting Solutions GmbH & Co. KG Leuchtmodulanordnung
SE542747C2 (en) * 2018-11-07 2020-07-07 Optoga Ab Light emitting diode device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100294961A1 (en) * 2008-01-28 2010-11-25 Koninklijke Philips Electronics N.V. Lighting unit with photosensor
JP2012074250A (ja) * 2010-09-29 2012-04-12 Panasonic Corp ランプ
WO2012049835A1 (fr) * 2010-10-12 2012-04-19 パナソニック株式会社 Lampe
EP2642196A1 (fr) * 2012-03-22 2013-09-25 Toshiba Lighting & Technology Corporation Luminaire et méthode de radiation thermique du luminaire

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7812550B2 (en) * 2008-05-28 2010-10-12 Revlite Technologies Inc. LED replacement for low voltage lamps
US8029159B2 (en) * 2008-10-27 2011-10-04 Edison Opto Corporation Light source device having different color temperature rotating lighting modules
DE102009047493A1 (de) * 2009-12-04 2011-06-09 Osram Gesellschaft mit beschränkter Haftung Leuchtvorrichtung und Aufsatzelement zur Befestigung an der Leuchtvorrichtung
JP5534219B2 (ja) 2010-11-18 2014-06-25 東芝ライテック株式会社 ランプ装置および照明器具
DE102010043140A1 (de) * 2010-10-29 2012-05-03 Osram Ag Linienförmige Beleuchtungsvorrichtung
CN103189684B (zh) 2010-10-29 2016-08-17 欧司朗股份有限公司 照明组件
KR101676019B1 (ko) * 2010-12-03 2016-11-30 삼성전자주식회사 조명용 광원 및 그 제조방법
EP2481973B1 (fr) * 2011-01-31 2014-07-23 Toshiba Lighting & Technology Corporation Appareil d'éclairage et luminaire
DE202011107787U1 (de) 2011-11-08 2012-01-27 Combustion And Energy S.R.L. Lichtemissionsvorrichtung
DE102012212025A1 (de) * 2012-07-10 2014-01-16 Osram Gmbh Leuchtmodul

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100294961A1 (en) * 2008-01-28 2010-11-25 Koninklijke Philips Electronics N.V. Lighting unit with photosensor
JP2012074250A (ja) * 2010-09-29 2012-04-12 Panasonic Corp ランプ
WO2012049835A1 (fr) * 2010-10-12 2012-04-19 パナソニック株式会社 Lampe
EP2642196A1 (fr) * 2012-03-22 2013-09-25 Toshiba Lighting & Technology Corporation Luminaire et méthode de radiation thermique du luminaire

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014009180A1 *

Also Published As

Publication number Publication date
US9578697B2 (en) 2017-02-21
CN104412033B (zh) 2017-03-15
DE102012212027A1 (de) 2014-01-16
WO2014009180A1 (fr) 2014-01-16
US20150195873A1 (en) 2015-07-09
CN104412033A (zh) 2015-03-11

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