EP3336423A1 - Éclairage, procédé de fabrication d'un corps de base et/ou un élément de refroidissement de l'éclairage et son utilisation - Google Patents

Éclairage, procédé de fabrication d'un corps de base et/ou un élément de refroidissement de l'éclairage et son utilisation Download PDF

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Publication number
EP3336423A1
EP3336423A1 EP16204162.8A EP16204162A EP3336423A1 EP 3336423 A1 EP3336423 A1 EP 3336423A1 EP 16204162 A EP16204162 A EP 16204162A EP 3336423 A1 EP3336423 A1 EP 3336423A1
Authority
EP
European Patent Office
Prior art keywords
base body
lighting device
plate
shaped base
cooling
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.)
Granted
Application number
EP16204162.8A
Other languages
German (de)
English (en)
Other versions
EP3336423B1 (fr
Inventor
Andreas Schündeln
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.)
Gifas Beteiligungen GmbH
Original Assignee
Gifas Beteiligungen 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 Gifas Beteiligungen GmbH filed Critical Gifas Beteiligungen GmbH
Priority to EP16204162.8A priority Critical patent/EP3336423B1/fr
Publication of EP3336423A1 publication Critical patent/EP3336423A1/fr
Application granted granted Critical
Publication of EP3336423B1 publication Critical patent/EP3336423B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F21V29/74—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
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/10—Pendants, arms, or standards; Fixing lighting devices to pendants, arms, or standards
    • F21V21/112—Fixing lighting devices to pendants
    • 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
    • F21V23/007—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 enclosed in a casing
    • F21V23/008—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 enclosed in a casing the casing being outside the housing of the lighting device
    • 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
    • F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
    • 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
    • F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
    • F21V29/89—Metals
    • 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
    • F21W2131/402—Lighting for industrial, commercial, recreational or military use for working places
    • 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
    • F21W2131/407—Lighting for industrial, commercial, recreational or military use for indoor arenas
    • 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the present invention relates to a lighting device, a method for producing a base body and / or cooling element of the lighting device and their use.
  • Lighting devices are well known. Such lighting devices comprise a housing having a substantially plate-shaped base body. Arranged on the main body is a cooling element which comprises cooling fins extending substantially perpendicularly from the upper side of the main body and extending from the outer circumference of the main body in the direction of the longitudinal axis of the main body. In the housing, a light source is further arranged.
  • Such lighting devices are for example in the DE 20 2008 007 490 U1 , of the US 2015/0070911 A1 , of the WO 2014/027755 A1 or EP 2 539 632 B1 described. Particularly disadvantageous in all these lighting devices in practice, the structural design itself has been found.
  • the lighting devices or housing a horizontal base body with the substantially vertically wegerumblenden cooling fins no measures before, with which a clogging of dust, dirt or the like impurities could be avoided or at least reduced.
  • the result is damage to this lighting device due to greatly reduced cooling, which can sometimes lead to complete failure of these lighting devices.
  • these lighting devices must be maintained and cleaned at regular intervals.
  • the resulting effort is often greater when such lighting devices are mounted in premises with large room heights, such as in exhibition halls. In most cases, then additional equipment, such as lifting platforms, etc., necessary.
  • the safety precautions for the maintenance and cleaning personnel inevitably increase. The result is a significant cost in the operating costs of such lighting device as a whole.
  • the present invention is therefore based on the object to provide a lighting device with which can be the above disadvantages, which is therefore constructively particularly simple, at the same time compact and stable, provides for a very good and reliable cooling, particularly maintenance- and cleaning-friendly or even-free and not least because of this is very cost-effective in their operation, to provide a method for producing a plate-shaped body and / or a cooling element of the lighting device and their use.
  • the lighting device Due to the design of the lighting device according to the invention with a substantially plate-shaped base body, at least partially on the upper side of a cooling element, which extends substantially perpendicular from the top of the body wegersharende and extending from the outer periphery of the body in the direction of the longitudinal axis of the body cooling fins arranged , and on the underside of a holding or supporting element, which comprises at least one illuminant, is fastened, wherein the upper side of the plate-shaped base body is formed such that on the upper side impinging dust / dirt or other impurities and / or impinging water or The same media is guided in the direction of its longitudinal axis towards the outer periphery and can be discharged over the outer circumference / is a particularly simple, also compact and stable construction of the lighting device is achieved in total.
  • the cooling of the lighting device according to the invention designed very efficient and reliable. So the body itself does not serve only as a kind of housing for receiving the lighting device, but at the same time as a highly efficient heat sink.
  • the inventive design of the plate-shaped body can be a particularly maintenance and cleaning friendly or almost-free design obtained, which ensures that dust, dirt or other contaminants can not remain on the top, but is discharged over the outer circumference, and that water or the like media easily derived and thus removed from the surface. Accordingly, the operation of the lighting device according to the invention is designed to be extremely simple and less labor-intensive and time-consuming and is thus extremely cost-effective.
  • the top of the plate-shaped body in cross section is approximately conical, conical, conical, truncated cone, convex, hemispherical, schkallotten-, cup , pot, bowl or the like-shaped.
  • the plate-shaped base body in cross section has a thickness which decreases in the direction of the longitudinal axis towards the outer periphery thereof.
  • Such a design brings the additional advantage of material and weight savings and, associated with this, a reduction in manufacturing costs.
  • the shape of the underside of the plate-shaped base body in cross section would essentially correspond to that of the upper side.
  • the top of the plate-shaped base body is provided with a coating of plastic.
  • the coating here preferably consists of polytetrafluoroethylene (PTFE), polyamide (PA), polyimide (PI) or polyoxymethylene (POM), polypropylene (PP) or polysulfone (PSU), and / or a combination thereof.
  • the coating cooperates with the inventive design of the housing and additionally supports the - especially automatic - discharge of impinging on the top dust, dirt or other contaminants and / or water or the like media. Dirt, etc. can stick poorly and water etc. can drain easily.
  • the coating has dust, dirt and / or water repellent material properties.
  • the coating may also have electrostatically chargeable material properties in order to counteract an accumulation of dust, dirt or other contaminants on / on the upper side of the main body.
  • the top of the plate-shaped base body is provided according to claim 5 with a surface of the adhesion of dust, dirt or other contaminants and / or water or the like counteracting surface structure.
  • a surface structure can be configured as a micro- or nanoscopic surface structure. Preferred is an approximately corresponding to the lotus effect surface structure.
  • the outer circumference and / or the underside of the base body is at least partially surrounded by the cooling element with the cooling fins in a region of the base body adjacent to the outer circumference.
  • the cooling fins of the cooling element at the top of the main body are quasi freestanding beyond the outer periphery of the body.
  • the area for transmission and removal of heat generated by the at least one light source can be increased.
  • leaves in this way exploit a chimney effect together with the created by the cooling fins large area in the region of the outer periphery of the body and thus an outer region of the entire lighting device. A very fast, efficient and above all targeted removal of heat to the side and / or away from the lighting device and cooling is possible.
  • the substantially vertically extending from the top and extending from the outer periphery of the body in the direction of the longitudinal axis of the body cooling fins of the cooling element has a substantially equal length and / or a mutually different length, each cooling fins adjacent to each other with different lengths are arranged. In this way, the cooling power to be applied to the operating conditions individually tune and adapt.
  • the plate-shaped base body and the cooling element are preferably designed according to claim 9 as an integral or one-piece component, whereby the production can be further simplified.
  • the holding or supporting element with the at least one light-emitting means is designed as an LED board and / or that the at least one light-emitting means as a light-emitting element (LED) is formed.
  • LED light-emitting element
  • a film or a pad with thermal and / or electrically insulating material property / s is arranged between the plate-shaped base body and the holding or supporting element.
  • a thermoplastic heat-conducting foil or a thermoplastic heat-conducting pad are distinguished.
  • a support frame element can be fastened.
  • the support frame element comprises at least one optical element, but generally a plurality of optics.
  • the holding or support member with the at least one lamp on the plate-shaped base body and / or the support frame member with the at least one optical element on the holding or supporting element with the at least one lamp preferably releasably connected is / are the holding or support member with the at least one lamp on the plate-shaped base body and / or the support frame member with the at least one optical element on the holding or supporting element with the at least one lamp preferably releasably connected.
  • a screw, plug and latch or bayonet connection has proven to be particularly useful.
  • a power supply and / or control device by means of which the at least one lighting means of the holding or supporting element is operable, the plate-shaped base body is spatially spaced from one another.
  • the power supply and / or control device and the plate-shaped base body are therefore not directly connected to preclude thermal coupling.
  • the power supply and / or control device of a fastening element which is mounted on the plate-shaped base body, added.
  • the fastening element can be designed according to claim 16 is substantially U-shaped.
  • the fastener according to claim 17 a rotary joint or the like rotary connection for pivoting the lighting device.
  • the hinge or the rotary joint can be provided in this context either without or - preferably - with a latching device. A pivoting for radiation alignment and subsequent fixation of the lighting device according to the invention is thus made possible.
  • the plate-shaped base body and / or the cooling element and / or the cooling fins and / or the support and holding element with the at least one light source and / or the support frame element with the at least one optical element according to the measures of claim 18 is preferably made of metal , in particular of non-rusting or corrosion-resistant metal, preferably of aluminum, most preferably of an aluminum alloy 230D, steel, stainless steel, titanium, an alloy thereof and / or a combination thereof.
  • the aluminum alloy 230D is characterized by a high corrosion resistance.
  • the inventive method for producing a plate-shaped base body and / or a cooling element and / or cooling fins by a casting or die casting process, or a generative manufacturing process in particular by means of 3D printing, direct metal laser sintering (DMLS), selective Laser melting (SLM), Selective laser sintering (SLS), additive layer manufacturing (ALM), or electron beam melting (electron beam melting (EBW)), a production of a base body and / or cooling element according to the invention and / or cooling fins of the lighting device allows.
  • DMLS direct metal laser sintering
  • SLM selective Laser melting
  • SLS Selective laser sintering
  • ALM additive layer manufacturing
  • EBW electron beam melting
  • the production of the lighting device according to the invention by applying the method according to the invention also particularly simple and less labor-intensive and time-consuming and is therefore extremely inexpensive.
  • the lighting device according to the invention according to claim 20 for illuminating indoor or outdoor premises of a building, especially in the interior of buildings premises, most preferably hall-like premises, such as industrial building halls, exhibition halls, gymnasiums or the like halls, preferably with large room heights to provide.
  • the lighting device 10 according to the invention advantageously finds use for illuminating interior or exterior premises of a building, in particular premises located inside buildings.
  • the lighting device 10 according to the invention can be very preferably in indoor spaces and preferably use with large room heights.
  • the lighting device 10 according to the invention is suitable for use in industrial building halls, exhibition halls, gymnasiums or the like halls.
  • the main body 12 is essentially plate-shaped, has an approximately circular shape in plan view in this embodiment and has an upper side 14, an outer circumference 16 and a lower side 18.
  • the lighting device 10 also has a cooling element 20, which is arranged at least partially on the upper side 14 of the main body 12.
  • the cooling element 20 comprises cooling ribs 22 which extend substantially perpendicularly from the upper side 14 of the base body 12.
  • the cooling ribs 22 also extend from the outer periphery 16 of the main body 12 in the direction of the longitudinal axis 24 of the main body 12.
  • the lighting device 10 further comprises a holding or supporting element 26 which can be fastened to the underside 18 of the main body 12.
  • the holding or carrying element 26 has at least one light-emitting means 28.
  • the holding or supporting element 26 is advantageously designed as an LED board, from which a plurality of light-emitting elements (LEDs) is accommodated.
  • LEDs light-emitting elements
  • an LED board that delivers different light outputs (150 W, 200 W and 250 W) with different power supplies can be used.
  • the top 14 of the plate-shaped base body 12 is formed in the embodiment of the lighting device 10 according to the invention such that incident on the top 14 / r dust, dirt or other contaminants and / or impinging water or the like media in the direction of its longitudinal axis 24 out to the outer periphery 16 and discharged is / are.
  • the discharge takes place via the outer circumference 16 or an adjacent area, in particular automatically.
  • Dust, dirt or the like in the air containing impurities can thus not catch on the top 14 of the body 12 of the entire lighting device 10 and / or accumulate.
  • the cooling is not impaired, but remains unchanged over the entire life of the lighting device 10 according to the invention.
  • Water, which is possibly used for cleaning the lighting device 10, for example, can also flow away from the center of the upper side 14 of the main body 12 or the lighting device 10 towards the outer circumference 16 and over the outer circumference 16.
  • the top 14 of the plate-shaped base body 12 in cross-section approximately conical, conical, conical or frustoconical. This is most evident in a cross section - as in the Fig. 5 - Recognizable, which is defined by a plane defined by the longitudinal axis 24 plane, for example in the leaf level.
  • the upper side 14 of the plate-shaped main body 12 may be of the same shape, in cross-section, for example, such as convex, hemispherical, hemi-spherical, cup, pot, bowl, or the like.
  • the plate-shaped base body 12 thus has a thickness in cross-section, which decreases in the direction of the longitudinal axis 24 towards the outer periphery 16.
  • the top 14 of the base body 12 is provided with a coating or a coating (not shown) made of plastic, which is characterized in particular by dust, dirt and / or water-repellent material properties.
  • a coating or a coating made of plastic, which is characterized in particular by dust, dirt and / or water-repellent material properties.
  • the discharge of impinging on the top 14 of the body 12 dust, dirt or the like impurities and / or water or similar media, as previously detailed, supported on the outer periphery 16 in addition.
  • such a coating may have electrostatically chargeable material properties in order to counteract an accumulation of dust, dirt or other contaminants on / on the upper side 14 of the base body 12.
  • the coating or like coating is polytetrafluoroethylene (PTFE), polyamide (PA), polyimide (PI) or polyoxymethylene (POM), polypropylene (PP) or polysulfone (PSU), and / or a combination thereof.
  • PTFE polytetrafluoroethylene
  • PA polyamide
  • PI polyimide
  • POM polyoxymethylene
  • PP polypropylene
  • PSU polysulfone
  • the upper side 14 of the main body 12 may be provided with a surface structure, in particular a micro- or nanoscopic surface structure, which counteracts the adhesion of dust, dirt or other contaminants and / or water or similar media in accordance with the lotus effect ,
  • Fig. 1 to 9 is / are the outer periphery 16 and / or the bottom 18 of the base body 12 in an outer periphery 16 adjacent region 30 of the body 12 at least partially surrounded by the cooling element 20 with the cooling fins 22.
  • the region 30 is given a strip-shaped design and has the shape of a circular ring.
  • the cooling fins 22 completely surround the outer circumference 16 and the underside 18 of the main body 12 in the region 30 of the base body 12, which extends approximately to the holding or support element 26.
  • the area for the transmission and removal of heat generated by the at least one light source 28 can thus be considerably increased in a simple manner.
  • the size of the regions of the cooling ribs 22 on the outer circumference 16 and on the underside 18 is determined by the operating conditions, spatial conditions, etc.
  • the cooling ribs 22 are in the region 30 beyond the outer periphery 16 of the base body 12 and thus virtually completely or partially cakragend.
  • the respective adjacent cooling fins are spaced from each other by a gap 32.
  • the vertical arrangement of the cooling ribs 22 and the gap 32 between each two adjacent cooling ribs 22 can be used together with the created by the cooling fins 22 large area in the region of the outer periphery 16 of the base body 12 and thus an outer region of the entire lighting device 10, a chimney effect , A fast, efficient and above all targeted removal of heat to the side and / or away from the lighting device 10 and cooling is possible.
  • a circumferential ring 36 or the like clip is provided on the outer circumference 34 of the cooling fins 22, a circumferential ring 36 or the like clip.
  • the cooling fins 22 therefore have two mutually different lengths.
  • the one cooling ribs 22 extend from the outer circumference 16 close to the longitudinal axis 14 of the base body 12 reaching.
  • the other cooling ribs 22 are designed shorter by about 2/3 third and also extend from the outer periphery 16 starting in the direction of the longitudinal axis 24.
  • a cooling rib 22 changes in length and a cooling rib 22 with a smaller length, ie the cooling ribs 22 with each other different lengths are each arranged adjacent. This different length results from the shape of the body and consequently the place on / on the top 14 and a maximum exploitable cooling.
  • the lighting device 10 is corresponding to the Fig. 5 further provided a film 38 or a pad with thermal and / or electrical insulating property / s.
  • the foil 38 which is a thermoplastic heat conducting foil or a thermoplastic heat conducting pad, is arranged between the plate-shaped main body 12 and the holding or carrying element 26.
  • the support frame member 40 On the holding or supporting element 26 with the at least one light-emitting means 28 is still a support frame member 40 according to the 10 and 11 fastened, the support frame member 40 includes at least one optical element 42. For example, if necessary, about 180 such optics 42 may be provided on the support frame member 40 on the lighting device 10 associated with the support or support member 26. Since many different optics 42 can be used, in addition a very great versatility and flexibility in the final embodiment of the lighting device 10 according to the invention can be obtained
  • the holding or support member 26 are attached to the base body 12 via screws 44 and the support frame member 40 in turn on the support or support member 26 by means of screws 46. Both can preferably be done in an assembly step.
  • body 12 and / or support frame member 40 are equally connected via a plug-in and latching or Bayonette connection, etc., releasably connected to each other.
  • the base body 12 is further associated with a power supply and / or control device 48, by means of which the lighting means 28 of the holding or supporting element 26 via a line or a cable (not shown) is operable.
  • the line or the cable is (through) through a passage opening 50 in the body of the power supply and / or control device 48 to the holding or support element ( knock-).
  • the base body 12 and the power supply and / or control device 48 are arranged at a spatial distance from one another in order to preclude thermal coupling.
  • the power supply and / or control device 48 received by a fastener 52 for this purpose.
  • the fastening element 52 is substantially U-shaped, in the form of a bracket, designed and attached to the base body 12 by means of screws 54.
  • the fastener 52 is additionally provided with a hinge 56 or the like rotary connection for pivoting the lighting device 10.
  • the fastening element 52 is formed in two parts.
  • the hinge 56 is thus provided between another bracket which is fixed to the ceiling, wall or the like of a room.
  • the pivot 56 acts between the two brackets.
  • the fastener 50 may be provided with a latching device 58 to hold a once-aligned lighting device 10 in position.
  • the plate-shaped base body 12 and the cooling element 20 and the cooling fins 22 are preferably formed as an integral component and thus in one piece.
  • the base body 12 and the cooling element 20 may readily be formed as separate components, which are then to be assembled, assembled and fastened together.
  • the plate-shaped base body 12 and / or the cooling element 20 and / or the supporting and holding element 26 with the at least one light source 28 and / or the support frame element with the at least one optical element is / are made of metal, in particular of non-rusting or corrosion-resistant metal , preferably of aluminum, most preferably of an aluminum alloy 230D, steel, stainless steel, titanium, an alloy thereof and / or a combination thereof.
  • can / can plate-shaped base body 12 and / or the cooling element 20 are preferably produced by a casting or die casting process. It is likewise conceivable to use a generative production method, in particular by means of 3D printing, direct metal laser sintering (DMLS), selective laser melting (SLM), selective laser sintering (SLS), additive layer manufacturing (ALM), or electron beam melting (Electron Beam Melting (EBW)) to produce the plate-shaped base body 12 and / or the cooling element 20.
  • DMLS direct metal laser sintering
  • SLM selective laser melting
  • SLS selective laser sintering
  • ALM additive layer manufacturing
  • EBW electron beam melting
  • the present invention is not limited to the illustrated embodiment lighting device 10 and / or the method. Without being shown in detail, it is possible to individually and arbitrarily combine the embodiments of the lighting device 10 according to the invention and their individual components with one another or with one another. Thus, it is readily conceivable, the presented, in part very different embodiments of the lighting device 10 according to the invention and their design and arrangement to design arbitrarily. In addition, it is possible to provide the components in any number, arrangement, shape and size. For example, it is possible not to form the holding or supporting element 26 as an LED board and / or the at least one light-emitting means 28 as a light-emitting element (LED).
  • LED light-emitting element
  • any other structural configurations corresponding to the selection of the type, shape and characteristics of the illuminant 28 to be used are readily included in the invention.
  • the main body 12 could be configured as wedge-shaped, semicircular and semicircular, ellipsoidal, elliptical, oval, triangular, quadrangular, square or rectangular, polygonal, trapezoidal, parallelogram or polygonal and / or as a combination thereof.

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  • 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)
EP16204162.8A 2016-12-14 2016-12-14 Éclairage, procédé de fabrication d'un corps de base et/ou un élément de refroidissement de l'éclairage et son utilisation Active EP3336423B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16204162.8A EP3336423B1 (fr) 2016-12-14 2016-12-14 Éclairage, procédé de fabrication d'un corps de base et/ou un élément de refroidissement de l'éclairage et son utilisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16204162.8A EP3336423B1 (fr) 2016-12-14 2016-12-14 Éclairage, procédé de fabrication d'un corps de base et/ou un élément de refroidissement de l'éclairage et son utilisation

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EP3336423A1 true EP3336423A1 (fr) 2018-06-20
EP3336423B1 EP3336423B1 (fr) 2019-11-06

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114838339A (zh) * 2022-04-29 2022-08-02 佛山电器照明股份有限公司 一种散热装置、散热装置的设计方法及集鱼灯

Citations (7)

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DE202008007490U1 (de) 2007-09-28 2008-10-09 Gingko Lighting Co., Ltd., Linkou Beleuchtungsvorrichtung
KR100997746B1 (ko) * 2010-02-17 2010-12-02 에스피반도체통신 주식회사 조사각 변동이 가능한 ｌｅｄ조명장치
EP2539632B1 (fr) 2010-02-23 2016-01-06 Zumtobel Lighting GmbH Dissipateur thermique pour une source lumineuse
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WO2014027755A1 (fr) 2012-08-14 2014-02-20 한양대학교 산학협력단 Dissipateur de chaleur pour éclairage

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CN114838339B (zh) * 2022-04-29 2024-01-23 佛山电器照明股份有限公司 一种散热装置、散热装置的设计方法及集鱼灯

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