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EP3399225B1 - Luminaire de tunnel - Google Patents

Luminaire de tunnel Download PDF

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Publication number
EP3399225B1
EP3399225B1 EP18170633.4A EP18170633A EP3399225B1 EP 3399225 B1 EP3399225 B1 EP 3399225B1 EP 18170633 A EP18170633 A EP 18170633A EP 3399225 B1 EP3399225 B1 EP 3399225B1
Authority
EP
European Patent Office
Prior art keywords
luminaire
housing
tunnel
metal profile
tunnel luminaire
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
EP18170633.4A
Other languages
German (de)
English (en)
Other versions
EP3399225A1 (fr
Inventor
Ernst Niederhofer
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.)
Broll Systemtechnik KG
Original Assignee
Broll Systemtechnik KG
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 Broll Systemtechnik KG filed Critical Broll Systemtechnik KG
Publication of EP3399225A1 publication Critical patent/EP3399225A1/fr
Application granted granted Critical
Publication of EP3399225B1 publication Critical patent/EP3399225B1/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
    • F21V29/85—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
    • 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
    • F21S8/043—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures mounted by means of a rigid support, e.g. bracket or arm
    • 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
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • 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
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • 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
    • 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
    • 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
    • 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
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
    • 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
    • F21W2131/10—Outdoor lighting
    • F21W2131/101—Outdoor lighting of tunnels or the like, e.g. under bridges
    • 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
    • F21Y2113/00—Combination of 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 invention relates to a tunnel lamp.
  • tunnel luminaire for illuminating tunnel systems are well known.
  • the term tunnel luminaire is understood here to mean an illumination device with at least one lamp (illuminant) and further technical components such as, for example, a luminaire housing, electrical cables, fastening elements, etc.
  • tunnel lights are usually arranged on the tunnel ceiling or on the tunnel walls.
  • a plurality of such tunnel lights are preferably provided along the tunnel lane to be illuminated.
  • tunnel entrance lights or tunnel exit lights have a significantly higher light output or lumen output compared to normal tunnel lights.
  • illuminants formed by a large number of light-emitting diodes or LEDs have been used in tunnel luminaires. These are low-maintenance and also have lower energy consumption compared to alternative lamps. From the DE 10 2010 045 297 A1 Tunnel luminaires are already known in which light-emitting diodes or so-called LEDs (“Light Emitting Diodes”) are used as illuminants.
  • a multi-part luminaire module which has a plurality of light-emitting diodes and which has at least one strip-like printed circuit board each receiving a row of light-emitting diodes.
  • the circuit board strip accommodating the row of light-emitting diodes is connected to the luminaire housing in a heat-conducting manner via an elongated support body and a holding profile.
  • the elongated carrier part forms an upper heat sink and the at least one holding profile forms a lower heat sink.
  • a tunnel luminaire with a flat luminaire housing which has a housing base and a housing cover which enclose a housing interior. Illuminants in the form of LED modules are housed in the housing area.
  • the lower housing part of the luminaire housing which is designed as a metal profile, comprises a rectangular, flat base section and housing wall sections adjoining its longitudinal sides. Slot-shaped openings are provided in the housing wall sections in order to ensure that heat generated during operation of the LED modules can escape to the outside from the housing interior.
  • the housing base is formed by a metal profile, formed by bending from a metallic flat material and forming a heat sink, comprising a rectangular, flat base portion and first leg portions adjoining at least two long sides of the base portion, the first Point leg sections away from the housing cover and protrude outwards from the luminaire housing and have several recesses or openings to enlarge the cooling surface.
  • the housing base is thus not only part of the housing, but also forms a heat sink for cooling the light-emitting diodes which are at least partially thermally conductively connected thereto.
  • the two first leg sections are provided along the long sides of the rectangular, flat bottom section, which project freely outwards from the underside of the lamp housing and thus form the cooling surface of the metal profile. Furthermore advantageously, the metal profile has a lower weight than the extruded profiles known from the prior art.
  • the metal profile advantageously has second leg sections, each adjoining a first leg section.
  • the further leg sections By means of the further leg sections, the free ends of which are oriented inwards and towards one another and which are preferably in one plane Extend parallel to the rectangular, flat bottom section, the cooling surface and thus the cooling effect can be further increased.
  • the metal profile thus advantageously has a U-shaped or C-shaped cross section.
  • the U-shaped or C-shaped cross-sectional profile according to the invention can be produced quickly and easily from a metallic flat material, in particular prepared rectangular metal plates with a material thickness between 3 mm and 15 mm, by appropriate edge bending.
  • the cooling surface can be increased significantly by introducing recesses or openings of different shape and / or depth and / or size.
  • the recesses or openings are preferably arranged in one or more rows in the leg sections which are oriented parallel to the longitudinal axis of the tunnel lamp and / or parallel to one another.
  • the cross-sectional shape of a recess or an opening preferably forms a square with a predetermined side length. The inventors have recognized that the greatest possible enlargement of the cooling surface in the region of the leg sections is achieved if the side length of the squares approximately corresponds to the material thickness of the metal profile. In this case, the recesses and openings form cube-shaped holes.
  • the surface of the metal profile is black anodized in one embodiment.
  • a reflective coating or a reflective material layer which is accommodated between the upper side of the housing base and the light-emitting diode modules, is preferably applied to the upper side receiving the light-emitting diode modules.
  • the metal profile is particularly preferably made of aluminum or an aluminum alloy, preferably the aluminum alloy AIMg3.
  • the luminaire housing is particularly preferably cassette-shaped.
  • the tunnel lamp is advantageously designed as an entrance lamp or exit lamp or long field lamp.
  • the expressions “approximately”, “essentially” or “approximately” mean deviations from the respectively exact value by +/- 10%, preferably by +/- 5% and / or deviations in the form of changes which are insignificant for the function ,
  • FIG. 1 A perspective illustration of a tunnel luminaire 1 according to the invention is shown as an example, which comprises a preferably flat luminaire housing 2 comprising at least one housing base 3 and one that can be connected to the housing base 3 Has housing cover 4, which in the connected state enclose a housing interior 5 of the lamp housing 2.
  • a multiplicity of light sources in the form of light-emitting diodes LED are accommodated in the housing interior 5, which are connected in a thermally conductive manner at least to the housing base 3.
  • Such a tunnel lamp 1 is used to illuminate a tunnel and is accordingly attached to the tunnel ceiling or to the side tunnel walls.
  • a plurality of tunnel lights 1 arranged in parallel and / or in series one behind the other can also be provided in a tunnel, which are switched and / or controlled together or in groups via a central control unit (not shown in the figures).
  • the tunnel luminaire 1 according to the invention preferably does not have an integrated ballast, but is connected to an external ballast via a corresponding line connection.
  • several tunnel lights 1 according to the invention are connected to a central ballast and can be controlled accordingly via this.
  • the tunnel lamp 1 is also used, for example, as an entrance lamp or exit lamp, which is provided for mounting in the entrance or exit area of a tunnel and has a significantly higher luminous output or lumen output than the other tunnel lamps 1 mounted in the tunnel.
  • a tunnel lamp 1 designed as an entrance or exit lamp is shown.
  • the Figures 7 to 10 show an embodiment variant of a tunnel luminaire 1 designed as a linear luminaire.
  • a plurality of brackets 2a, 2b, 2c, 2d or holding arrangements 2e, 2f are preferably provided for mounting the lamp housing 2.
  • the brackets 2a, 2b, 2c, 2d are designed, for example, in the form of bracket elements made of a flat metal material.
  • Four brackets 2a, 2b, 2c, 2d are preferably provided for the frontal mounting of the lamp housing 2 on the tunnel ceiling or the tunnel wall.
  • the brackets 2a, 2b, 2c, 2d are only in the Figures 1 and 2 shown and for reasons of clarity in the Figures 3 to 5 omitted.
  • the holding arrangements 2e, 2f are formed, for example, by a multi-part holding structure or suspension structure for hanging mounting of the lamp housing 2 on the tunnel ceiling.
  • the holding arrangements 2e, 2f are only shown in FIGS Figures 7 and 8th shown and in the Figures 9 and 10 omitted.
  • the lamp housing 2 is, for example, in the illustrated embodiment according to the Figures 1 to 7 cassette-shaped, the long sides of which extend parallel to a longitudinal axis LA and the broad sides of which extend parallel to a transverse axis QA.
  • the in the Figures 8 to 10 shown tunnel light according to the invention 1 designed as a linear luminaire, which has only narrow broad sides and an approximately beam-like cassette shape.
  • the housing cover 4 has a rectangular upper side 4.1 and a circumferential edge 4.2 with a low height.
  • the edge 4.2 is composed in each case of two, preferably mutually parallel, opposite wall sections which extend along the longitudinal axis LA or the transverse axis QA and preferably run perpendicularly to a plane which receives the rectangular upper side 4.1.
  • the circumferential edge 4.2 thus comprising four wall sections essentially defines the height of the housing interior 5.
  • the housing cover 4 has in the rectangular upper side 4.1 at least one preferably rectangular recess 6, which is closed with a transparent material, preferably glass or a transparent plastic material.
  • the right-hand upper side 4.1 surrounds, for example, the rectangular recess 6 in a frame-like manner and has a closed upper-side edge section 4.1 'adjoining it in the direction of the longitudinal axis LA.
  • the housing base 3 is formed by a metal profile, produced by bending from a flat metal material and forming a heat sink, comprising a rectangular, flat base portion 3.1 and first leg portions 3.2 adjoining at least two long sides of the base portion 3.1.
  • the first leg sections 3.2 of the housing base 3 are preferably flat and rectangular and extend perpendicular to the rectangular, flat base section 3.1.
  • the first leg sections 3.2 point away from the housing cover 4, i.e. protrude from the luminaire housing 2 to the outside.
  • the mutually opposite first leg sections 3.2 are preferably arranged parallel to one another and have the same width and length.
  • the embodiment variant shown is connected to a first leg section 3.2, a second leg section 3.3, which is preferably also flat and rectangular.
  • the second leg sections 3.3 are each arranged perpendicular to the first leg section 3.2.
  • the second leg sections 3.3 thus come to lie in a plane running parallel to the rectangular, flat bottom section 3.1 and point towards one another with their free ends.
  • a section along the transverse axis QA through the metal profile according to the invention thus results in a C-shaped cross section. If the second leg sections 3.3 are omitted, a U-shaped cross section of the metal profile.
  • the metal profile preferably has a U-shaped or C-shaped cross section and its leg sections 3.2, 3.3 stand from the underside of the housing base 3
  • Figures 1 to 7 is an example of a metal profile with a C-shaped cross section and in the Figures 8 to 10 shown with a U-shaped cross section.
  • the leg sections 3.2, 3.3 are produced by bending a metal plate made of a flat metal material on the edge, specifically along bending edges oriented parallel to the longitudinal axis LA.
  • a plurality of recesses or openings 7 are made in the first and / or second leg sections 3.2, 3.3 in order to enlarge the cooling surface and thus the cooling capacity, preferably by punching.
  • the recesses or openings 7 can have different cross-sectional shapes and / or sizes and / or diameters.
  • the recesses or openings 7 can have any cross-sectional shape or three-dimensional shape which enables the cooling surface of the metal profile to be enlarged in the region of the first and / or second leg sections 3.2, 3.3 which project downward.
  • the recesses or openings 7 made in the first and / or second leg sections 3.2, 3.3 thus serve to improve heat dissipation to the outside, specifically outside the luminaire housing 2.
  • a plurality of recesses or openings 7 arranged along one or more rows are provided, the rows extending parallel to the longitudinal axis LA and / or a plurality of parallel rows being provided.
  • the recesses or openings 7 can be distributed in a matrix over the surface of the at least first leg section 3.2.
  • the second leg sections 3.3 also have corresponding recesses or openings 7.
  • a series of recesses or openings 7 is provided for each first leg section 3.2, which extends along the longitudinal axis LA.
  • all of the recesses or openings 7 made in at least one leg section 3.2, 3.3 are identical to one another in terms of shape and size.
  • the recesses or openings 7 particularly preferably have a square cross-sectional shape, the side length of the square recesses or openings 7 being dependent on the material thickness of the metal profile.
  • the side length of the square recesses or openings 7 particularly preferably corresponds to FIG Material thickness of the metal profile.
  • the recesses or openings 7 made in the first and / or second leg sections 3.2, 3.3 are thus cube-shaped in a particularly preferred embodiment. With this configuration of the recesses or breakthroughs 7, the greatest cooling surface gain could be achieved and the cooling capacity could thus be increased further.
  • recesses or openings 7 form a plurality of rows of holes oriented parallel to one another and along the longitudinal axis LA, the individual holes in a row being square and the side length of the square holes corresponding to the material thickness of the metal profile.
  • the housing base 3 is particularly preferably formed by a metal profile made of aluminum or an aluminum alloy by bending.
  • the aluminum alloy AIMg3 is particularly preferably used.
  • the recesses or breakthroughs 7 or rows of holes are preferably made on the edge before bending the metal plate made of a flat metal material, namely along the long sides thereof by punching, and the metal plate pretreated in this way is then - as described above - bent on the edge to the desired C or Obtain U cross-sectional shape
  • the lamps in the form of LEDs are preferably mounted on at least one circuit board.
  • a plurality of light-emitting diodes are arranged, preferably grouped, on a printed circuit board 8.1 and, together with the associated corresponding electrical connection options and, if appropriate, electronic components required for controlling the light-emitting diodes LED, form a so-called light-emitting diode module 8.
  • a light-emitting diode module 8 preferably has at least one each Lens system 8.2, which is preferably designed to generate an asymmetrical radiation of the light radiation generated by the light-emitting diodes LED.
  • a lens system 8.2 can be assigned to four light-emitting diodes LED arranged at a distance from one another on a printed circuit board 8.1, i.e.
  • a plurality of lens systems 8.2 can also be used per LED module 8.
  • a plurality of such light-emitting diode modules 8 are preferably interchangeable and thermally conductively connected to the housing base 3, specifically on the first and / or second Leg sections 3.2, 3.3 opposite top of the rectangular, flat bottom section 3.1.
  • the light-emitting diode modules 8 are preferably arranged on the upper side of the rectangular, flat bottom section 3.1 in such a way that the rectangular recess 6 in the housing cover 4 exposes them, ie the section of the upper side 4.1 of the housing cover 4 surrounding the recess 6 surrounds the latter.
  • the light radiation generated by the light-emitting diodes LED can thus pass through the cutout 6 or the transparent material closing it and thus produce the desired lighting effect.
  • the distance between the individual light-emitting diodes LED and a transparent glass plate or a transparent plastic plate, with which the recess 6 is closed, is selected such that an optimal exit of the light rays generated and thus a high light yield is possible.
  • the supply voltage and / or control signals are supplied to the light-emitting diode modules 8 via a central connection unit 9, which is preferably provided in the area of the surface edge section 4.1 '.
  • the central connection unit 9 is preferably designed as one or more plug-in connection units.
  • an outwardly projecting connection housing section 10 is provided on the upper side 4.1 of the housing cover 4.
  • the connection housing section 10 can also be arranged on the end face or length side in the case of a rectangular luminaire housing 2 with correspondingly wide longitudinal or end faces, i.e. be formed flush with the respective longitudinal or end face or be received in this.
  • the connection housing section 10 has, for example, a cable screw connection 10.1 and a pressure compensation system 10.2.
  • the light-emitting diode modules 8 shown in the exemplary embodiments have, for example, thirty-two light-emitting diodes LED per module, a lens system 8.2 being assigned to four light-emitting diodes LED grouped with one another, i.e. a corresponding light-emitting diode module 8 thus comprises eight lens systems 8.2, which are particularly preferably arranged in series with one another on the rectangular supply board 8.1. It goes without saying that the number of light-emitting diodes LED per group and / or module and the number of modules per se can be chosen arbitrarily in order to achieve a desired light output or lumen output. So-called "high-power" light-emitting diodes LED with high light output are preferably used.
  • hood-like housing cover 4 is provided with a circumferential seal, which seals the housing base 3 and the Seals housing cover 4 enclosed housing interior 5 to the outside, so that an at least splash-proof luminaire housing 2 is formed.
  • the surface of the metal profile is black anodized in order to achieve a further increase in the cooling capacity.
  • a reflective coating or a reflective material layer is preferably applied to the top side or the rectangular, flat base portion 3.1 receiving the light-emitting diode modules 8, which is accommodated between the base portion 3.1 of the housing base 3 and the light-emitting diode modules.
  • the housing base 3 is preferably detachably connected to the housing cover 4, for example by means of suitable screw connections.

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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)

Claims (11)

  1. Eclairage de tunnel (1) composé d'un boîtier d'éclairage de préférence plat (2) avec un fond de boîtier (3) et un capot de boîtier (4) pouvant être relié au fonde de boîtier (3), qui forment un compartiment intérieur de boîtier (5), sachant que dans le compartiment intérieur de boîtier (5) sont logés une pluralité de moyens d'éclairage sous la forme de diodes électroluminescentes (13), sachant que les moyens d'éclairage sont reliés de manière thermo-conductrice au moins avec le fond de boîtier (3), sachant que le fond de boîtier (3) est formé par un profilé métallique fabriqué par cintrage á partir d'un matériau plat métallique, formant un corps de refroidissement, comprenant une section de fond (3.1) rectangulaire plane ainsi que des premières sections de branche (3.2) se raccordant à au moins deux côtés longitudinaux de la section de fond (3.1), sachant que les premières sections de branche (3.2) s'écartent du capot de boîtier (4) et font saillie vers l'extérieur du boîtier d'éclairage (2), et comportent plusieurs évidements ou passages (7) pour agrandir la surface de refroidissement.
  2. Eclairage de tunnel (1) selon la revendication 1, caractérisé en ce que le profilé métallique comporte des deuxièmes sections de branche (3.3), se raccordant respectivement à une première section de branche (3.2).
  3. Eclairage de tunnel (1) selon la revendication 1 ou 2, caractérisé en ce que le profilé métallique comporte une section en forme de U ou de C.
  4. Eclairage de tunnel (1) selon la revendication 2, caractérisé en ce que les deuxièmes sections de branche (3.3) comportent plusieurs évidements ou passages (7) pour agrandir la surface de refroidissement.
  5. Eclairage de tunnel (1) selon la revendication 1 ou 4, caractérisé en ce que les évidements ou passages (7) sont fabriqués par estampage dans les sections de branche (2.3, 3.3).
  6. Eclairage de tunnel (1) selon l'une quelconque des revendications 1 à 5, caractérisé en ce que les évidements ou passages (7) sont disposés dans une ou plusieurs rangées dans les sections de branche (3.2, 3.3), qui sont orientées parallèlement à l'axe longitudinal (LA) de l'éclairage de tunnel (1) et/ou parallèlement les unes aux autres.
  7. Eclairage de tunnel (1) selon l'une quelconque des revendications 1 à 6, caractérisé en ce que la forme de section d'un évidement ou d'un passage (7) forme un carré avec une longueur latérale, sachant que la longueur latérale correspond à peu près à l'épaisseur de matériau du profilé métallique.
  8. Eclairage de tunnel (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que le profilé métallique est fabriqué en aluminium ou alliage d'aluminium, de préférence en alliage d'aluminium AlMg3.
  9. Eclairage de tunnel (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que la surface du profilé métallique est anodisée noire.
  10. Eclairage de tunnel (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que le boîtier d'éclairage (2) est constitué en forme de cassette.
  11. Eclairage de tunnel (1) selon l'une quelconque des revendications précédentes, caractérisé en ce que l'éclairage de tunnel (1) est constitué sous la forme d'un éclairage d'entrée ou éclairage de sortie ou comme éclairage linéaire.
EP18170633.4A 2017-05-03 2018-05-03 Luminaire de tunnel Active EP3399225B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202017102627.2U DE202017102627U1 (de) 2017-05-03 2017-05-03 Tunnelleuchte

Publications (2)

Publication Number Publication Date
EP3399225A1 EP3399225A1 (fr) 2018-11-07
EP3399225B1 true EP3399225B1 (fr) 2020-01-01

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EP18170633.4A Active EP3399225B1 (fr) 2017-05-03 2018-05-03 Luminaire de tunnel

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EP (1) EP3399225B1 (fr)
DE (1) DE202017102627U1 (fr)

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Publication number Priority date Publication date Assignee Title
DE202018105443U1 (de) * 2018-09-21 2018-09-27 Broll Systemtechnik Kg Leuchtmitteleinsatzmodul
DE202019100712U1 (de) 2019-02-07 2019-02-15 Broll Systemtechnik Kg Tunnelleuchte
EP4149224A1 (fr) 2021-09-09 2023-03-15 Stryker European Operations Limited Ensemble boîtier pour accueillir des cartes de circuits imprimés

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