EP2805106B1 - Luminaire pour locaux humides pourvu de del - Google Patents

Luminaire pour locaux humides pourvu de del Download PDF

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Publication number
EP2805106B1
EP2805106B1 EP13700680.5A EP13700680A EP2805106B1 EP 2805106 B1 EP2805106 B1 EP 2805106B1 EP 13700680 A EP13700680 A EP 13700680A EP 2805106 B1 EP2805106 B1 EP 2805106B1
Authority
EP
European Patent Office
Prior art keywords
damp
cover
leds
proof luminaire
sealing element
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
EP13700680.5A
Other languages
German (de)
English (en)
Other versions
EP2805106A2 (fr
Inventor
Andreas Machate
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.)
Zumtobel Lighting GmbH Austria
Original Assignee
Zumtobel Lighting GmbH Austria
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 Zumtobel Lighting GmbH Austria filed Critical Zumtobel Lighting GmbH Austria
Publication of EP2805106A2 publication Critical patent/EP2805106A2/fr
Application granted granted Critical
Publication of EP2805106B1 publication Critical patent/EP2805106B1/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
    • 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
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
    • 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
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • 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
    • F21V5/00—Refractors for light sources
    • F21V5/02—Refractors for light sources of prismatic shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a wet room luminaire with LEDs (LED: light emitting diode), a support element on which the LEDs are held and a translucent cover.
  • LED light emitting diode
  • LEDs are usually arranged on a circuit board; in the case of a moisture-proof luminaire, the LEDs and the circuit board must be protected from moisture.
  • a wet room light in which the LEDs are protected from moisture in an interior of the wet room lamp are arranged, which is formed between a housing and the cover.
  • the sealing effect is generated by pressure.
  • the wet room lamp closure elements with which the cover against the sealing profile and the sealing profile can be pressed against the housing.
  • the closure elements bring an increased production cost of the moisture-proof light with it.
  • WO 2011/137361 A1 From the WO 2011/137361 A1 is a lamp with a, held on a main body LED light source and a translucent cover known. Between the main body and the cover, an adhesive and sealing element is arranged.
  • the invention has for its object to provide a corresponding improved wet room light.
  • the production cost of the wet room light should be reduced.
  • the wet room light should provide in particular improved design options and be produced with reduced material usage.
  • a wet room luminaire which has LEDs which form a light source of the moisture-proof luminaire. Furthermore, the wet room light a support member on which the LEDs are held, and a translucent cover, wherein the LEDs are arranged such that a light generated by the LEDs can radiate through the cover into an outer space of the moisture lamp. Furthermore, the wet room lamp on an adhesive and sealing element, which is designed and arranged such that it acts as an adhesive and sealing between the cover on the one hand and the support member on the other.
  • the design is such that the adhesive and sealing element forms a holding element, by which the cover is held on the carrier element. In this way, no further element for holding the cover to the support member is required.
  • a sealed, especially moisture-sealed interior of the moisture-proof lamp is formed, wherein the LEDs are arranged in the interior.
  • the LEDs are arranged on at least one circuit board, which is also arranged in the interior; Thus, a correspondingly good protection of at least one board is possible.
  • the support member is formed by a particular aluminum heat sink for cooling the LEDs, the LEDs are thermally conductively connected to the heat sink. This allows a particularly simple and effective heat dissipation from the LEDs.
  • the design is furthermore preferably such that a surface region of the heat sink forms an outer surface region of the moisture-proof light.
  • a direct contact between the heat sink and the ambient air of the wet room lamp is made possible, so that in general a free convection can form and thus a particularly effective heat dissipation. Due to the so enabled, particularly good heat dissipation to the environment can be Form heat sink under relatively little use of materials, so that in addition also a material saving is possible. This is for example particularly advantageous if the heat sink is made of aluminum.
  • the cover comprises at least two covering elements, which in particular consist of plastic, and an elastic sealing element, wherein the at least two covering elements are sealingly connected to each other by the elastic sealing element.
  • the adhesive and sealing element would have to be made significantly more voluminous, so that corresponding relative movements between the cover and the carrier element can be intercepted; Therefore, a material saving with respect to the adhesive and sealing element is made possible by said design with the elastic sealing element.
  • the elastic sealing element and the adhesive and sealing element are formed contiguous.
  • a particularly good tightness of the interior can be achieved.
  • the two elements mentioned can be made of the same material, whereby a simplified production is made possible.
  • the support member is elongate shaped to extend along a longitudinal axis, wherein the at least two cover members are arranged one behind the other with respect to the longitudinal axis.
  • the wet room light can be designed with a total of virtually any length cover.
  • the interior extends with respect to the longitudinal axis over at least one boundary line formed between two of the at least two cover elements, preferably across all boundary lines formed between the at least two cover elements.
  • at least one electrical cable for the power supply of the LEDs is preferably arranged such that it extends over the at least one boundary line, preferably over all boundary lines formed between the at least two cover elements.
  • the cover has optical elements, in particular in the form of lens elements, which are designed to influence the light generated by the LEDs.
  • the optical elements are in particular truncated pyramid-shaped or frustoconical.
  • Fig. 1 shows a sketch of an embodiment of a moisture lamp according to the invention in a not yet closed state.
  • the moisture-proof luminaire has LEDs 2, which form a light source of the moisture-proof luminaire.
  • the LEDs 2 may, for example, be arranged along a straight line.
  • the wet room lamp has a carrier element 3, on which the LEDs 2 are held.
  • the LEDs 2 can be mounted on at least one circuit board 4 be arranged and the at least one circuit board 4 on the support element 3.
  • the support member 3 is integrally formed.
  • the carrier element 3 is a heat sink for cooling the LEDs 2.
  • the LEDs 2 are accordingly thermally conductively connected to the carrier element 3.
  • the carrier element 3 is accordingly formed of a material with high thermal conductivity, for example aluminum.
  • the carrier element 3 can - as exemplified Fig. 1 shows - at least to a first approximation be designed plate-shaped. As a result, a particularly simple production of the carrier element 3 is made possible.
  • the carrier element 3 is preferably elongated, so that it extends along a longitudinal axis L, in particular parallel to the straight line.
  • the wet room lamp has a light-permeable cover 5.
  • the cover 5 In the ready state, the cover 5 is connected to the carrier element 3.
  • Fig. 1 shows the wet room lamp in a state in which the support member 3 is not yet connected to the cover 5.
  • the cover 5 may be trough-shaped as a whole.
  • the design is such that a light generated by the LEDs 2 can radiate through the cover 5 and into an outer space of the moisture-proof luminaire.
  • the wet room lamp has an adhesive and sealing element 6 which is designed and arranged such that it acts in an adhesive and sealing manner between the cover 5 on the one hand and the carrier element 3 on the other hand.
  • the design is such that the adhesive and sealing element 6 is moisture-proof.
  • Fig. 2 an exploded view of the moisture-proof light is sketched, wherein the adhesive and sealing element 6 separated from the support member 3 and the cover 5 is shown.
  • Fig. 3 shows a cross section of the wet room lamp normal to the longitudinal axis L.
  • the said elements are shown in their intended for the operation of the moisture-proof lamp relative position. It can be seen that the adhesive and sealing element 6 is arranged such that on the one hand it has direct contact with the carrier element 3 and on the other hand has direct contact with the cover 5.
  • the design is such that the adhesive and sealing element 6 forms a holding element, by which the cover 5 is held on the support element 3.
  • the design may be such that the cover 5 is held on the carrier element 3 solely by the adhesive and sealing element 6. It can therefore be dispensed with in particular appropriate screws, holes, tension springs, etc., whereby the production is generally easier and cheaper possible; Thus, components and manufacturing steps can be saved.
  • the cover 5 need not be pressed into a sealing member; As a result, the relevant parts can be connected to each other stress-free, so that in particular flow, creep and plastic corrosion can be avoided by tension.
  • the cover 5 has two lateral gripping portions 51, which are arranged around the support member 3 from two opposite sides.
  • the gripping sections 51 can be designed such that they can be snapped onto the carrier element 3, for example in such a way that the cover 5 is held on the carrier element 3 by the gripping sections 51.
  • Gripping sections 51 are not absolutely necessary if the cover 5 is held by the adhesive and sealing element 6 on the carrier element 3 alone.
  • the gripping portions 51 may be advantageous with respect to the production of the moisture lamp, namely for fixing the intended relative position between the carrier element 3 and cover 5 during the time in which the adhesive and sealing element 6 - starting from a processing state - its intended properties forms , ie during a drying phase or phase of curing of the adhesive and sealing element 6.
  • the support element 3 is designed plate-shaped, so that the plate shape, a first large side surface 33 and a second large side surface 34 is given.
  • the LEDs 2 are - arranged on the first large side surface 33 of the support member 3 - via the at least one board 4. Due to the plate shape, the support element 3 can be produced particularly easily.
  • the plate shape is particularly well possible, because no special shape is required for a connection with closure elements.
  • the plate shape is advantageous because the cover 5 can be particularly easily glued on a flat surface - here the first large side surface 33 -. Overall, therefore, improved design options are given;
  • the first large side surface 33 and / or the second large side surface 34 may be designed plan or alternatively slightly curved.
  • the adhesive and sealing element 6 may also be arranged on the first large side surface 33.
  • the cover 5 can also be positioned such that it contacts the carrier element 3 on the first large side surface 33, so that it is placed completely on the carrier element 3.
  • the adhesive and sealing element 6 can also be arranged on the lateral boundary surfaces 31 of the carrier element 3 given by the plate shape, via which the first large side surface 33 is connected to the second large side surface 34, ie where in Fig. 3 the gripping sections 51 contact the carrier element 3 comprehensively.
  • the adhesive and sealing element 6 may be arranged at the level of the carrier element 3, so that the cover 5 protrudes beyond the carrier element 3.
  • the adhesive and sealing element 6 is arranged so that it surrounds the LEDs 2 annularly or circumferentially. This makes it possible to achieve good protection of the LEDs 2 from moisture.
  • the cover 5 and the adhesive and sealing element 6 a well-closed interior 8 may be formed, in which the LEDs 2 are protected from moisture or even water protected;
  • the adhesive and sealing element 6 at one point (not shown in the figures as such) through opening or an interruption, is guided by the at least one electrical cable for the electrical supply of the LED 2.
  • the at least one electrical cable is of course preferably surrounded by the adhesive and sealing element 6 moisture-tight, so foamed example corresponding.
  • the moisture-proof light furthermore has a device box 7, which contains operating devices for powering the LEDs 2.
  • the device box 7 can, for example - as from the FIGS. 1 and 2 shows - with respect to the longitudinal axis L in a central region of the moisture-proof light to be arranged, in particular on the second large side surface 34 of the support member 3, ie on that large side surface which is opposite to the LEDs 2.
  • the device box 7 may also be provided at another location.
  • An electrical cable for powering the LEDs 2 may alternatively be arranged directly through a passage opening (not shown in the figures as such) in the carrier element 3, the passage opening - preferably from the device box 7 - through the carrier element 3 into the interior space 8.
  • the adhesive and sealing element 6 in a first step out of the corresponding material a caterpillar-shaped, round in cross-section structure is formed, ie a "sticking and sealing bead", which is applied circumferentially on the cover 5, in a following step, the support member 3 is positioned as intended relative to the cover 5, in particular under pressure , So that the adhesive and sealing bead connects to the support member 3, and in a further step, the material is cured until it forms the adhesive and sealing element 6 with the properties provided for this purpose.
  • a sealing foam or a silicone can be used, so that the adhesive and sealing element 6 consists for example of a sealing foam or a silicone material.
  • a holder is provided for holding the cover 5 in the first step, in which the cover 5 is inserted with the light output side down.
  • the adhesive and sealing bead can be applied circumferentially on the edge of the cover 5, wherein the foam is adjusted so that it forms like a bead, so keeps a certain height and does not melt too much. He should not cure too quickly to stick to the support member 3 and to be able to adapt its shape to this.
  • the support member 3 is first connected to the at least one board 4 and the LEDs 2 as intended and electrically wired before being glued to the cover 5.
  • the caterpillar-shaped structure may first be applied to the support element 3 and then the cover 5 may be positioned as intended before the material is cured.
  • the support element 3 is made of aluminum, it is preferably pretreated prior to connection to the adhesive and sealing bead, so that the adhesive and sealing bead or foam bead on the aluminum sticks better, for example by a powder coating.
  • the cover 5 a - exemplified in Fig. 3 designated - groove 52, which is provided for receiving the caterpillar-shaped structure or for receiving the adhesive and sealing element 6.
  • the groove 52 may be formed on at least one fin 53.
  • the cover may have spacers 53, which are provided during the curing of the adhesive and sealing element 6 the intended distance, preferably - for example, in connection with the above-mentioned gripping portions 51 - also the intended relative position between the support member 3 and the cover. 5 to secure.
  • Fig. 1 shows a surface region of the support member 3 and the heat sink preferably forms an outer surface region of the moisture lamp.
  • the second large side surface 34 of the carrier element 3, on which the device box 7 is arranged forms such an outer surface region of the moisture-proof light, with respect to the longitudinal axis L , in the regions in front of and behind the device box 7.
  • the cover 5 comprises at least two cover elements 501, 502, 503, 504, 505, which consist in particular of plastic, for example of PMMA (polymethyl methacrylate) or PC (polycarbonate), and an elastic sealing element 9, wherein the at least two cover elements 501, 502 , 503, 504, 505 are sealed together by the elastic sealing element 9, in particular against moisture or even water.
  • cover elements 501, 502, 503, 504, 505 consist in particular of plastic, for example of PMMA (polymethyl methacrylate) or PC (polycarbonate)
  • an elastic sealing element 9 wherein the at least two cover elements 501, 502 , 503, 504, 505 are sealed together by the elastic sealing element 9, in particular against moisture or even water.
  • This embodiment is particularly advantageous in the case of a comparatively long or large moisture-proof luminaire, because in this way different thermal expansions of the cover 5 on the one hand and of the support element 3 on the other hand can be absorbed.
  • FIGS. 1 and 2 shows - the at least two cover elements 501, 502, 503, 504, 505 with respect to the longitudinal axis L can be arranged one behind the other.
  • the moisture-proof luminaire has more than two, here by way of example five, cover elements 501, 502, 503, 504, 505, which are arranged one behind the other along the longitudinal axis L. It is in each case - as from Fig. 2 shows - between two adjacent cover elements a borderline 11, 12, 13, 14th formed, which is preferably formed in each case at right angles to the longitudinal axis L running.
  • the elastic sealing element 9 is designed in several parts and connects two adjacent of the at least two cover elements 501, 502, 503, 504, 505 at the respective boundary line 11, 12, 13, 14. By the elastic sealing element 9, the cover 5 between the cover elements 501, 502, 503, 504, 505 moisture-proof sealed.
  • Fig. 4 is a detail of a longitudinal section through the wet room lamp by one of the boundary lines 11, 12, 13, 14, here by the boundary line 11 between the two cover elements 501 and 502 outlined, the two - with respect to the longitudinal axis L - facing end portions of two directly adjacent to the at least two cover elements 501, 502, 503, 504, 505, here the cover elements 501 and 502, shows.
  • the design is preferably such that an expansion joint 10 is provided between these two end regions, that is to say at the respective boundary line 11, in the case of more than two cover elements 501, 502, 503, 504, 505, in each case corresponding to an expansion joint 10 which is dimensioned in this way in that temperature fluctuations-related changes in length or extent of the at least two cover elements 501, 502, 503, 504, 505 do not lead to a contact of these two end areas or at most just lead to the expansion joint 10 closing.
  • This design makes it possible to prevent the expansion of a cover element from transferring to an adjacent cover element during thermal expansion.
  • the thermal expansion takes place, so to speak, "partially” on each individual cover element.
  • a "continuous" or integrally made of plastic cover with corresponding temperature fluctuations at the end faces would have a larger offset between the cover and the support element. Due to the aforementioned design with at least two cover elements, therefore, only a smaller displacement must be compensated by the adhesive and sealing element 6, so that the height or thickness of the adhesive and sealing element 6 can be chosen to be comparatively low. This saves material.
  • the cover 5 or the cover elements 501, 502, 503, 504, 505 can be manufactured as injection molded parts, for example as two-component injection molded parts.
  • a required for the production of the cover 5 injection molding tool is generally much cheaper, because generally with increasing length of the element to be sprayed, the corresponding injection molding tool is more expensive.
  • the expansion joint 10 is designed so that the two mutually facing end portions of the cover elements 501, 502 do not overlap.
  • the elastic sealing member 9 is arranged so as to overlap or stretch the expansion joint 10.
  • the design may be such that the cover elements 501, 502 are designed and / or molded partially into one another such that the corresponding joint is formed "on the inside”.
  • the elastic sealing element 9 and the adhesive and sealing element 6 are contiguous and in particular formed of the same material. This makes it particularly easy to achieve a good seal of the interior 8.
  • the adhesive and sealing element 6 in the embodiment is generally annular, in particular approximately square formed circumferentially, which has two long sections 61 and 62 and two short sections 63 and 64 due to the elongated design of the moisture lamp or the cover 5.
  • the elastic sealing element 9 in this case connects the two long sections 61, 62 by transverse connections or in such a way that a strick-ladder-type structure is formed.
  • a plurality of corresponding cross connections between the two long sections 61, 62 are formed by the multi-part design of the elastic sealing element 9.
  • the interior space 8 preferably extends, with respect to the longitudinal axis L, over at least one boundary line 11, 12, 13, 14 formed between two of the at least two cover elements 501, 502, 503, 504, 505, preferably over all between the at least two cover elements 501, 502, 503, 504, 505 formed border lines 11, 12, 13, 14 away.
  • the elastic sealing element 9 for this purpose - as exemplified Fig. 5 be emerges - arcuately designed or in the case of multi-part design, each part of the elastic sealing element - so each cross-connection - 9 be designed arcuate, so that the interior 8 between the flat surface of the support member 3, so here the first large side surface 33 on the one hand and the elastic sealing element 9 on the other hand extends therethrough.
  • the elastic sealing element 9 is correspondingly arc-shaped, so that between the elastic sealing element 9 or its parts on the one hand and the support element 3 on the other hand at least one, in the FIGS. 4 and 5 designated, passage region 81 of the interior 8 is formed.
  • the design is such that at least one (not shown in the figures as such) electrical cable for powering the LEDs 2 over the at least one boundary line 11, 12, 13, 14 away, preferably over all boundary lines 11, 12, 13th 14.
  • the at least one electrical cable can in particular be arranged extending in the inner space 8 over the at least one boundary line 11, 12, 13, 14, thus passing through the passage region 81 or the passage regions 81, so that it is protected from moisture is.
  • the design is furthermore such that the at least one circuit board 4 is arranged completely in the inner space 8.
  • the at least one board 4 is protected from moisture.
  • the case and off Fig. 2 can be provided per cover element 501, 502, 503, 504, 505 exactly one board 4, wherein each one of the boards 4 is covered by one of the cover elements 501, 502, 503, 504, 505 and between two adjacent boards 4 each one , the corresponding boards 4 is arranged electrically connecting wiring, which extends through the respective respective passage area 81 therethrough.
  • the adhesive and sealing element 6 and the elastic sealing element 9 are injected integrally as a foam molding or foam bead and then placed as intended between the support member 3 and the cover 5.
  • a fixing of the foam molding on the support element 3 and / or on the cover 5 by gluing and / or fastening by screws or springs or the like.
  • the foam bead can also be held in the form of foils prior to joining and / or coated with an adhesive.
  • the adhesive and sealing element 6 and the elastic sealing element 9 can be manufactured as a two-component injection molded part and thereby for the production of moisture-proof first on each cover member 501, 502, 503, 504, 505 circumferentially sprayed, wherein at the T-junctions between the adhesive and sealing element 6 and the elastic sealing element 9 each foam points or adhesive dots are applied.
  • the cover 5 or the covering elements 501, 502, 503, 504, 505 preferably has or have optical elements 20, for example in the form of lens elements or lens pots, which are designed to influence the light generated by the LEDs 2, so that defined light exit portions of the cover 5 are formed, which preferably extend on the straight line on which the LEDs 2 are arranged.
  • an optical element 20 may be provided for each of the LEDs 2.
  • the optical elements 20 are designed such that they contact the at least one circuit board 4 in an area around the relevant LED. This allows a particularly reliable relative arrangement between the respective LED and the respective optical element.
  • the optical elements 20 preferably have, in a first approximation, a truncated pyramid-like or frustoconical structure.

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

Claims (14)

  1. Luminaire pour locaux humides, pourvu
    - de DEL (2), formant une source lumineuse du luminaire pour locaux humides,
    - un élément de support (3), sur lequel les DEL (2) sont maintenus,
    - un cache perméable à la lumière (5),
    dans lequel les DEL (2) sont disposées de manière à ce qu'une lumière générée par les DEL (2) peut se diffuser à travers le cache (5) dans un espace extérieur du luminaire pour locaux humides, et
    - un élément adhésif et d'étanchéité (6), conçu et disposé de manière à ce qu'il ait un effet adhésif et d'étanchéité entre le cache (5) d'une part et l'élément de support (3) d'autre part,
    caractérisé en ce que le cache (5) comprend au moins deux éléments de recouvrement (501, 502, 503, 504, 505) ainsi qu'un élément d'étanchéité élastique (9), dans lequel les au moins deux éléments de recouvrement (501, 502, 503, 504, 505) sont reliés l'un à l'autre de façon étanche par le biais de l'élément d'étanchéité élastique (9).
  2. Luminaire pour locaux humides selon la revendication 1, dans lequel l'élément adhésif et d'étanchéité (6) forme un élément de retenue à travers lequel le cache (5) est retenu sur l'élément de support (3).
  3. Luminaire pour locaux humides selon les revendications 1 ou 2, dans lequel entre le cache (5) d'une part et l'élément de support (3) d'autre part, est formé un espace intérieur (8) étanche, en particulier étanche à l'humidité du luminaire pour locaux humides, dans lequel les DEL (2) sont disposées dans l'espace intérieur (8).
  4. Luminaire pour locaux humides selon la revendication 3, dans lequel les DEL (2) sont disposées sur au moins une carte de circuit imprimé (4) et l'au moins une carte de circuit imprimé (4) est disposée dans l'espace intérieur (8).
  5. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel l'élément de support (3) est formé par un élément réfrigérant, en particulier, consistant en de l'aluminium, pour refroidir les DEL (2), dans lequel les DEL (2) sont reliées à l'élément réfrigérant par conduction thermique.
  6. Luminaire pour locaux humides selon la revendication 5, dans lequel une surface de l'élément réfrigérant forme une surface extérieure du luminaire pour locaux humides.
  7. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel les au moins deux éléments de recouvrement (501, 502, 503, 504, 505) sont en plastique.
  8. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel l'élément d'étanchéité élastique (9) et l'élément adhésif et d'étanchéité (6) sont contigus.
  9. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel l'élément d'étanchéité élastique (9) et l'élément adhésif et d'étanchéité (6) sont du même matériau.
  10. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel l'élément de support (3) a une forme allongée de sorte qu'il se prolonge le long d'un axe longitudinal (L) et les au moins deux éléments de recouvrement (501, 502, 503, 504, 505) sont disposés l'un après l'autre par rapport à l'axe longitudinal (L).
  11. Luminaire pour locaux humides selon les caractéristiques mentionnées aux revendications 3 et 10, dans lequel l'espace intérieur (8) se prolonge, par rapport à l'axe longitudinal (L), sur au moins une ligne de délimitation (11, 12, 13, 14), formée entre deux des au moins deux éléments de recouvrement (501, 502, 503, 504, 505), de préférence sur toutes les lignes de délimitation (11, 12, 13, 14) formées entre les au moins deux éléments de recouvrement (501, 502, 503, 504, 505).
  12. Luminaire pour locaux humides selon la revendication 11, dans lequel au moins un câble électrique destiné à l'alimentation en énergie des DEL (2) est disposé en se prolongeant sur l'au moins une ligne de délimitation (11, 12, 13, 14), de préférence sur toutes les lignes de délimitation (11, 12, 13, 14) formées entre les au moins deux éléments de recouvrement (501, 502, 503, 504, 505).
  13. Luminaire pour locaux humides selon l'une des revendications précédentes, dans lequel le cache (5) possède des éléments optiques (20), en particulier ayant la forme d'éléments de lentille, étant configurés pour influer sur la lumière générée par les DEL (2).
  14. Luminaire pour locaux humides selon la revendication 13, dans lequel les éléments optiques (20) ont une conception en forme de pyramide tronquée/de cône tronqué.
EP13700680.5A 2012-01-16 2013-01-14 Luminaire pour locaux humides pourvu de del Active EP2805106B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202012100138U DE202012100138U1 (de) 2012-01-16 2012-01-16 LED-Feuchtraumleuchte
PCT/EP2013/050548 WO2013107705A2 (fr) 2012-01-16 2013-01-14 Luminaire pour locaux humides pourvu de del

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EP2805106A2 EP2805106A2 (fr) 2014-11-26
EP2805106B1 true EP2805106B1 (fr) 2015-12-02

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EP (1) EP2805106B1 (fr)
DE (1) DE202012100138U1 (fr)
WO (1) WO2013107705A2 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202012100972U1 (de) * 2012-03-19 2013-06-25 Zumtobel Lighting Gmbh LED-Feuchtraumleuchte
EP2829795B1 (fr) * 2013-07-23 2017-10-18 OSRAM GmbH Dispositif d'éclairage et procédé d'assemblage correspondant
DE202013010406U1 (de) * 2013-11-19 2015-02-20 Zumtobel Lighting Gmbh LED-Leuchte
DE202014102003U1 (de) * 2014-04-29 2015-07-31 Zumtobel Lighting Gmbh Leuchte
DE202016000122U1 (de) * 2016-01-08 2016-01-25 Siteco Beleuchtungstechnik Gmbh Feuchtraumleuchte in Wannenbauform
DE102016213317A1 (de) * 2016-07-21 2018-01-25 Zumtobel Lighting Gmbh Lichtdurchlässiges Leuchtengehäuseteil

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Publication number Priority date Publication date Assignee Title
DE102004044175B4 (de) * 2004-09-13 2014-09-25 Zumtobel Lighting Gmbh Leuchte mit Verschlussmitteln zum lösbaren Befestigen einer Abdeckung an einer Gehäusewanne
DE102005058935A1 (de) * 2005-12-09 2007-06-14 Zumtobel Lighting Gmbh Feuchtraumleuchte mit wenigstens einem zwischen einem wannenförmigen Gehäuse und einer Abdeckung wirksamen Sperrsteg
JP2007200730A (ja) * 2006-01-27 2007-08-09 Casio Comput Co Ltd 光源ユニット、光源装置及びプロジェクタ
DE202007016530U1 (de) * 2007-11-23 2008-02-07 Reisen, Willy Elektrische Leuchte
CZ19871U1 (cs) * 2009-06-05 2009-07-20 Cernoch@Jakub Svítidlo
DE102009026095B4 (de) * 2009-07-03 2017-10-05 Selux Aktiengesellschaft Beleuchtungsanordnung für Bahnsteige
CN102042514A (zh) * 2009-10-15 2011-05-04 富准精密工业(深圳)有限公司 灯具
US8142047B2 (en) * 2009-12-14 2012-03-27 Abl Ip Holding Llc Architectural lighting
DE202010004871U1 (de) * 2010-04-11 2010-07-29 Lightdesign Solutions Gmbh Abgedichtetes LED-Modul
WO2011137361A1 (fr) * 2010-04-30 2011-11-03 Uniflux Led. Inc. Structure étanche de lampadaire d'éclairage de route/rue à diodes électroluminescentes

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WO2013107705A2 (fr) 2013-07-25
DE202012100138U1 (de) 2013-04-22
WO2013107705A3 (fr) 2013-09-26
EP2805106A2 (fr) 2014-11-26

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