ES2543443T3 - Lighting device - Google Patents

Lighting device Download PDF

Info

Publication number
ES2543443T3
ES2543443T3 ES12720217.4T ES12720217T ES2543443T3 ES 2543443 T3 ES2543443 T3 ES 2543443T3 ES 12720217 T ES12720217 T ES 12720217T ES 2543443 T3 ES2543443 T3 ES 2543443T3
Authority
ES
Spain
Prior art keywords
base part
light source
semiconductor light
heat sink
floor
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.)
Active
Application number
ES12720217.4T
Other languages
Spanish (es)
Inventor
Michael Eusterbrock
Andreas Miemczyk
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.)
Hella GmbH and Co KGaA
Original Assignee
Hella KGaA Huek and Co
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 Hella KGaA Huek and Co filed Critical Hella KGaA Huek and Co
Application granted granted Critical
Publication of ES2543443T3 publication Critical patent/ES2543443T3/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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
    • F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
    • F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
    • F21V29/773—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having the direction of the light emitting axis
    • 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]

Landscapes

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

Abstract

Dispositivo de iluminación (1) con al menos una fuente de luz semiconductora (2) y un disipador de calor, en el que - el disipador de calor (3) está unido de manera termoconductora a la fuente de luz semiconductora, - el disipador de calor (3) presenta una parte de base (4) dirigida a la fuente de luz semiconductora (2), - la parte de base (4) está diseñada al menos fundamentalmente en forma de cuenco con un suelo (5) y una pared lateral (6) que delimitan una cavidad interior, y que la al menos una fuente de luz semiconductora (2) está dispuesta en la cavidad interior en el suelo (5) de la parte de base (4), - la pared lateral (6) presenta una inclinación, en la que aumenta el ancho de luz de la cavidad interior, partiendo del suelo (5) hacia el borde libre de la pared lateral (6) alejado del suelo (5), - en la parte de base (4) están conformadas nervaduras de refrigeración (7), - el disipador de calor (3) presentan aberturas (10) para el paso de aire de refrigeración, - las nervaduras de refrigeración (7) en vista superior sobre la parte de base (4) sobresalen de la al menos una fuente de luz semiconductora (2) en direcciones dispuestas transversalmente entre sí, - las aberturas (10) en la parte de base (4) están dispuestas entre las nervaduras de refrigeración (7) y caracterizado por que las aberturas (10) se extienden desde el suelo (5) hasta la parte inclinada.Lighting device (1) with at least one semiconductor light source (2) and a heat sink, in which - the heat sink (3) is thermoconductively connected to the semiconductor light source, - the heat sink heat (3) has a base part (4) directed to the semiconductor light source (2), - the base part (4) is designed at least fundamentally in the form of a bowl with a floor (5) and a side wall (6) that delimit an inner cavity, and that the at least one semiconductor light source (2) is arranged in the inner cavity on the floor (5) of the base part (4), - the side wall (6) it has an inclination, in which the width of the interior cavity increases, starting from the ground (5) towards the free edge of the side wall (6) away from the ground (5), - in the base part (4) cooling ribs (7) are formed, - the heat sink (3) has openings (10) for the passage of cooling air, - the n cooling grooves (7) in top view on the base part (4) protrude from the at least one semiconductor light source (2) in directions arranged transversely to each other, - the openings (10) in the base part (4) ) are arranged between the cooling ribs (7) and characterized in that the openings (10) extend from the floor (5) to the inclined part.

Description

imagen1image 1

imagen2image2

imagen3image3

imagen4image4

Claims (1)

imagen1image 1
ES12720217.4T 2011-05-16 2012-05-14 Lighting device Active ES2543443T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102011050380.3A DE102011050380B4 (en) 2011-05-16 2011-05-16 lighting device
DE102011050380 2011-05-16
PCT/EP2012/058930 WO2012156366A1 (en) 2011-05-16 2012-05-14 Lighting device

Publications (1)

Publication Number Publication Date
ES2543443T3 true ES2543443T3 (en) 2015-08-19

Family

ID=46052793

Family Applications (1)

Application Number Title Priority Date Filing Date
ES12720217.4T Active ES2543443T3 (en) 2011-05-16 2012-05-14 Lighting device

Country Status (6)

Country Link
EP (1) EP2710295B1 (en)
DE (1) DE102011050380B4 (en)
DK (1) DK2710295T3 (en)
ES (1) ES2543443T3 (en)
PL (1) PL2710295T3 (en)
WO (1) WO2012156366A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160201892A1 (en) * 2013-09-02 2016-07-14 Hui Chiang CHEN Lamp Base with Heat Dissipation Structure and Lamp Thereof, and Illumination Device
EP3612771B1 (en) 2017-04-18 2023-03-22 Nortek Air Solutions Canada, Inc. Desiccant enhanced evaporative cooling systems and methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3885206B2 (en) 2002-11-11 2007-02-21 胡 龍潭 Eight stroke internal combustion engine
WO2008061082A1 (en) * 2006-11-14 2008-05-22 Cree Led Lighting Solutions, Inc. Light engine assemblies
US8240885B2 (en) * 2008-11-18 2012-08-14 Abl Ip Holding Llc Thermal management of LED lighting systems
DE202009001475U1 (en) 2009-02-06 2009-04-16 Osram Gesellschaft mit beschränkter Haftung Heat sink for a lighting device
CN201936911U (en) * 2009-03-16 2011-08-17 莫列斯公司 Optical module and optical system with optical modules
AU2010268692A1 (en) * 2009-07-02 2012-02-02 Associated Controls (Australia) Pty Ltd Cooling for LED illumination device
DE202009005266U1 (en) * 2009-09-10 2009-12-03 Davinci Industrial Inc., Hsinchuang LED lamp with high heat dissipation and safety
DE202010004317U1 (en) * 2010-03-29 2010-06-10 Chicony Power Technology Co., Ltd., Wu-Ku LED light and heat sink
CN201748237U (en) * 2010-08-31 2011-02-16 史杰 Light-emitting diode (LED) recessed light

Also Published As

Publication number Publication date
DK2710295T3 (en) 2015-08-03
DE102011050380B4 (en) 2014-07-03
DE102011050380A1 (en) 2012-11-22
EP2710295A1 (en) 2014-03-26
EP2710295B1 (en) 2015-04-29
WO2012156366A1 (en) 2012-11-22
PL2710295T3 (en) 2015-10-30

Similar Documents

Publication Publication Date Title
ES2691965T3 (en) Beams with U-shaped cross section
USD752267S1 (en) Searchlight
ES2665926T3 (en) Rust removal device for elevator guide rail
US9366423B2 (en) LED illumination device
US9170012B2 (en) Heat sink module and omnidirectional LED lamp holder assembly using same
ES2622999T3 (en) Cladding element for a building
ES2682718T3 (en) Optimized thermal nozzle and method of use
RU2012103752A (en) LIGHTING DEVICE WITH RETURN-CONE HEAT SLEEVE
BR122020023285B1 (en) electric luminous body having heat sink with axial and radial air opening
ES2543443T3 (en) Lighting device
JP2017005191A5 (en)
AR114775A1 (en) LIES'S COMB
ES2572647T3 (en) Apparatus for cooking food by hot air
KR101306174B1 (en) Heatsink for led lamp
ES2582831T3 (en) Headlight for motor vehicle
ES2613518T3 (en) Distribution machine with an improved opening
ES2556382T3 (en) Baby mattress
US20140169003A1 (en) Led lamp device with fins having longitudinal and transversal channels
CO7091171A2 (en) Led lamp for public lighting
ES2617618T3 (en) Fan setting and fan module
ES2548568T3 (en) Set of parts for the modification of a conditioning column
ES2662721T3 (en) Machine for sewing shoe parts to a related sole
JP2012190783A5 (en)
ES1093730U (en) Luminary (Machine-translation by Google Translate, not legally binding)
ES2627226T3 (en) Non-slip mat