EP2848859B1 - Dispositif émetteur de lumière - Google Patents

Dispositif émetteur de lumière Download PDF

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Publication number
EP2848859B1
EP2848859B1 EP14003125.3A EP14003125A EP2848859B1 EP 2848859 B1 EP2848859 B1 EP 2848859B1 EP 14003125 A EP14003125 A EP 14003125A EP 2848859 B1 EP2848859 B1 EP 2848859B1
Authority
EP
European Patent Office
Prior art keywords
emitting device
light
light emitting
pins
ribs
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.)
Not-in-force
Application number
EP14003125.3A
Other languages
German (de)
English (en)
Other versions
EP2848859B8 (fr
EP2848859A1 (fr
Inventor
Dietmar F. Brück
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.)
BRUECK, DIETMAR FRIEDRICH
Original Assignee
Brueck Dietmar F
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 Brueck Dietmar F filed Critical Brueck Dietmar F
Publication of EP2848859A1 publication Critical patent/EP2848859A1/fr
Publication of EP2848859B1 publication Critical patent/EP2848859B1/fr
Application granted granted Critical
Publication of EP2848859B8 publication Critical patent/EP2848859B8/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • 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
    • F21S8/03—Lighting devices intended for fixed installation of surface-mounted type
    • 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
    • F21V17/107—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 using hinge joints
    • 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
    • F21V17/18—Latch-type fastening, e.g. with rotary action
    • 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
    • F21V29/15—Thermal insulation
    • 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
    • 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
    • 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
    • F21V29/80—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires

Definitions

  • the invention relates to a light-emitting device, in particular ceiling or wall light, with at least one light and heat emitting lighting unit, in particular an LED unit.
  • Ceiling lights and wall lights as light emitting devices are known in the art. These usually include a base plate with which they are attached to a room ceiling or space wall, and a dome part which is attached to the base plate.
  • LED light emitting diodes
  • the EP 1 925 879 A1 discloses a housing for lighting fixtures and a lamp with this.
  • the housing comprises an upper housing part and a lower housing part for receiving a lighting fixture, comprising a light exit window.
  • the upper housing part and the lower housing part are thermally decoupled by an intermediate layer between them, wherein the material of the intermediate layer is thermally less conductive than the material used for the upper housing part and the lower housing part.
  • the housing top and bottom portions form opposing first and second side portions, with a through opening extending from the first side portion to the second side portion.
  • Cooling fins are integrally connected to the lower housing part.
  • Upper housing part, lower housing part and cooling fins are not in direct contact with each other, but the intermediate layer acts as a thermal barrier.
  • the cooling fins lie in a through opening formed by the lower housing part and the upper housing part. In the lower housing part luminous bodies are arranged.
  • the US 2012/0287613 A1 discloses a lighting unit having a thermally conductive LED field housing and a heat transfer element on the side of a board opposite the arrangement of a control circuit of the LEDs, which forms a heat conduction path between the LED field and the back of the LED field housing.
  • the heat transfer element is made of a thermally conductive material, such as aluminum or a similar material, which has good thermal conductivity.
  • the lighting unit is pivotally mounted on a bracket.
  • the lighting unit includes a thermally conductive LED array housing for an LED array disposed on a first side of a circuit board.
  • a heat dissipating element is disposed on the second side of the board and forms a heat conduction path between the LED array and the back of the LED field housing.
  • On the back of the LED field housing a housing with an electrical power supply for the lighting unit is arranged.
  • Heat distribution elements on the back side of the LED field housing form convection air circulation paths and thermally isolated gaps between the heat distribution elements and the housing of the electrical power supply.
  • the WO 2011/077795 A1 discloses an LED light source device in which an LED and a control unit for driving the LED are thermally separated from each other so as not to be thermally affected and thus the LED and the control unit can be efficiently cooled.
  • the LED light source device includes a first housing including an LED substrate, a second housing including the LED control unit, a connector for connecting the first and second housings to each other thermally separated from each other, a first heat dissipation structure on a surface of the first one Housing and the second housing, which are arranged opposite to each other, and a second heat dissipation structure, which is provided spaced from the first heat dissipation structure and disposed on the other surface.
  • the lighting unit includes a lighting part, a heat sink connected to the lighting part, a protruding part connected to the lighting part for externally coupling a power supply to the lighting part, and a housing having electrical wiring connected to the protruding part ,
  • the present invention is therefore based on the object, a light-emitting device, in particular ceiling or wall light, with at least one lighting unit, in particular an LED unit to provide, in which the life of the lighting unit over the prior art can be significantly increased.
  • a sealing of moisture or moisture to be protected components of the light-emitting device by engaging the components to be protected receiving housing part takes place in a groove provided in the second part or by intermeshing of the components to be protected receiving housing part with a mating profile of the housing part, which is provided on the second part, or by gripping the outside of the components to be protected receiving housing part by a counter-profile on the second part of the light-emitting device.
  • a light-emitting device in particular ceiling or wall light, created in which an at least two-part design is provided. Between the at least two parts, a gap is left through which air can pass. Furthermore, a number of air flow around ribs and / or pins and / or pins is provided. Through this, a heat dissipation by convection from the interior of the light-emitting device to the outside is possible. The heat radiated by the illumination unit emitting light and heat during operation can be dissipated to the outside by the air flowing around the ribs or pins or pins from the interior of the light emitting or emitting device, ie away from the at least one heat emitting illumination unit that thereby a cooling of this can be achieved.
  • ribs and / or pins advantageously surround the illumination unit on all sides, so that in all directions a heat dissipation from the light-emitting device to the outside, ie in their environment, is possible.
  • An air passage can take place through the gap provided, wherein the air flow around ribs or pins or pins in the airspace generated by leaving the gap between the first and the second part of the light-emitting device protrude or are arranged in this.
  • ribs are understood as meaning all types of cantilevered elements which have not only a height but also a clear longitudinal extent transverse to the vertical extent. They may be straight or arbitrarily curved and / or bent and / or formed one or more angled multiple times.
  • a second part is provided, which is designed as a base part and can be mounted under the ceiling or on the wall of a room.
  • the light and heat emitting lighting unit receiving first part can be hinged and / or releasably connected to the base part or be.
  • the wall or the second part or base part replace the lighting unit and the first part comprising this again in the attachment of the light-emitting device in the form of a ceiling light up or in the form of a wall light up or down - to the second or Swing base part up.
  • a further connection of the first and second part of the light-emitting device is not required if the joint provides a position fixation in the pivoted-up state of the first part to the second part.
  • a fixation of the first part to the second part of the light-emitting device may be provided. The fixation can be carried out in particular via a latching device or another type of fixing device.
  • the gap between the base part and the light and heat emitting lighting unit comprising part may for example be 10-15 mm. Such a gap width is sufficient to allow a sufficient amount of air into the interior of the light-emitting device and to achieve the desired heat dissipation.
  • the ribs or pins or pins may be made of metal, in particular die-cast aluminum. Furthermore, these can be mounted on a cooling plate or connected to this to allow even better heat dissipation.
  • the lighting unit receiving the first part may as well as the second part, the base part, consist of a plastic, wherein the lighting unit receiving part further advantageously a light passage enabling cover, in particular dome-shaped cover comprises.
  • the cover is translucent or transparent, e.g. opaque.
  • the at least one lighting unit can be arranged on the cooling plate on which the ribs or pins or pins are arranged, or on a further cooling plate.
  • the at least one lighting unit is arranged on the underside of the cooling plate, while the ribs or pins or pins are arranged on its upper side.
  • the at least one lighting unit may comprise light-emitting diodes arranged on at least one printed circuit board. These can be arranged with the interposition of a thermal compound on this or glued there.
  • the second part For contacting the at least one lighting unit, the second part, the base part, may be provided with at least one element enabling a connection, e.g. a receiving base, can engage in the contacting elements of the lighting unit as soon as the lighting unit (s) comprehensive first part is folded onto the base part. Contacting the at least one lighting unit takes place automatically or by itself, without the need for further action to be taken.
  • a wiring or prewiring can be provided, by which the connection enabling element is connected to the electrical power supply or can be.
  • seals are provided.
  • electronic components and sections of the light-emitting device which can be supplied or supplied with electric power to be accommodated in a housing part which is sealed against ingress of water. Otherwise, water could penetrate between the first and second parts due to leaving the gap between the first and second parts.
  • Such sealing of components to be protected from moisture or moisture of the light-emitting device takes place either by engaging the housing part in a provided in the second part, the base part, groove or by engagement of the housing part with a counter-profile of the housing part, which provided on the second part is, or by externally embracing the components to be protected receiving housing part by a counter-profile on the second part of the light-emitting device.
  • at least one seal can be arranged, which is the part of the light-emitting device to be protected, that is to say the part which is to be protected inside the housing part
  • Components of the light-emitting device seals against ingress of moisture or moisture or water into the interior of the housing part.
  • a protective seal is achieved for the components to be protected.
  • the air flow around ribs and / or pins or pins can be exposed to the action of moisture and moisture, so that they are arranged surrounding the housing part on the first part of the light-emitting device. By circulating with air they dry comparatively quickly even when exposed to moisture or moisture or water.
  • the light-emitting device can be configured as a light-emitting device which automatically switches on and off, ie as one which can be switched on and off by a reporting unit, in particular a high-frequency signaling unit which records the movement of persons and, accordingly, the at least one illumination unit turns on and off.
  • a reporting unit can be accommodated in particular centrally or centrally in the interior of the dome-shaped cover covering the at least one lighting unit of the first part of the light-emitting device which surrounds the at least one lighting unit, adjacent to the at least one lighting unit.
  • the range and other adjustable properties of the automatic light-emitting device such as a ceiling or wall light, at least one potentiometer can be provided.
  • the first part comprising this is accordingly folded away from the second or base part of the light-emitting unit, the potentiometer is adjusted, and the part comprising it and the at least one lighting unit are pivoted or folded back onto the base part and possibly with it connected or fixed to this.
  • a remote control device for adjusting in particular such a potentiometer and / or for adjusting other features of the light-emitting device, as well as for dimming the light-emitting device or its illumination unit (s), and / or to provide for switching on and off of individual lighting units.
  • Particularly advantageous here proves to be an infrared remote control device.
  • the light-emitting devices and to provide them with transmitting and receiving units such that they can communicate with one another and, upon detection of a movement in the area of one of the light-emitting devices, emit a signal to the other light-emitting devices, so that these also be switched on or off depending on the program.
  • a transmission of signals can be carried out between the individual light-emitting devices, for example by radio.
  • the light-emitting device may, for example, have a similar performance as conventional radiators, for example 22 watts. This corresponds to about 2000 to 2400 lumens, so that a very good cooling makes sense and can be done by a heat dissipation via convection by the number of air flow around ribs or pins or pins.
  • the at least one lighting unit can also be made dimmable, in particular a slow switching on and off are provided by this. Furthermore, it is possible to leave them permanently switched on with a very low brightness and to provide an increase in brightness only when detecting a movement in the detection area of the light-emitting device.
  • the life of such a light-emitting device in particular a ceiling or wall light, compared to conventional light-emitting devices or ceiling or wall lights before all those who are with Light emitting diodes are provided, be significantly increased, for example, be over five years.
  • FIG. 1 shows a cross-sectional view of a light-emitting device 1 in the form of a ceiling light.
  • a light-emitting device 1 in the form of a ceiling light.
  • this could also be a wall lamp.
  • It comprises a base part 2 and a lighting units 3 in the form of LEDs comprising lighting part 4.
  • the two parts 2 and 4 are hingedly connected to each other via a hinge 5 and hinge.
  • FIG. 6 and 9a, 9b which each show a perspective view of the assembly steps 2 and 3 during assembly of the light-emitting device 1.
  • each of the lighting units 3 comprehensive lighting part 4 is folded away from the base part 2 at an angle ⁇ .
  • an arrow 6 is in FIG. 6 or 9b the folding or pivoting indicated in particular by about 90 °.
  • the base part 2 can, as in FIG. 1 indicated, connected by screws 7 with the ceiling 8 or the wall of a room. How better the FIGS. 3a and 3b can be removed, are used in the light-emitting device 1 shown there four screws 7, which are used for attaching the respective base part 2 on the ceiling 8 - or in the wall mounting a wall. Like that FIGS. 3a and 3b can also be removed, the base part 2 is formed substantially flat and includes, inter alia, a terminal socket 9 for connecting the lighting units 3 to a power supply. The latter is in Figure 3a, 3b but not to see nor the connection of the terminal socket 9 to such a power supply.
  • the base part 2 can be pre-wired accordingly to allow after folding or swiveling up the lighting units 3 comprehensive lighting part 4 on the base part 2 and intervention provided on the lighting units 3 contacting elements in the terminal socket 9 directly contacting and thus a power connection of the lighting units 3 ,
  • the base part 2 further comprises a joint bushing 50 or 150 into which a joint part 51 or 151 of the joint 5 or hinge part can engage, wherein the joint part 51 is attached to the illumination part 4, in particular the Figures 5 . 6 . 9a, 9b can be seen.
  • the hinge part 51 and 151 is formed at the end approximately U-shaped, possibly with end projecting portions, as in the FIGS. 9a, 9b indicated, and can engage with this end 52 and 152 in the joint socket 50 and 150 and thereby hold articulated.
  • the joint bushes 50 and 150 according to the embodiments of the FIGS. 3a and 3b differ in that the in FIG.
  • joint socket 50 protrudes clearly on the outside 24 of the base part 2 to accommodate the less strongly on the upper side of the lighting part 4 projecting hinge part 51, while the in FIG. 3b shown joint socket 150 projects less strongly on the outer side 24 of the base part 2, the hinge part 151, however, strongly protrudes at the top of the lighting part 4, as the FIGS. 9a and 9b can be seen.
  • joints 5 or hinges for hingedly connecting base part 2 and lighting part 4 can be provided.
  • the lighting unit 4 comprising the lighting units 3 also has a number of air flow around ribs 10. These are especially good FIG. 5 refer to.
  • the air flow around ribs 10 serve to dissipate by convection heat that is generated by the lighting units 3 in their operation as waste heat from the interior of the light-emitting device 1 and the ceiling or wall light.
  • a gap 11 remains between these two parts 2 after the finished assembly of the base part 2 and the illumination part 3 comprising the illumination units 3 and 4, how particularly good the FIGS. 1 and 7 and 8 can be seen.
  • Air can pass through this gap 11 into the interior of the light-emitting device 1, into the air space 12 formed there due to the distance between the two parts 2 and 4, in which the ribs 10 are arranged. Around this, the air can flow around and in this case take away the heat emitted by the lighting units / LEDs 3 and transport it from the interior of the light-emitting device 1 to the outside.
  • the air flow around ribs 10 are arranged on the upper side 115 of a cooling plate 15, as the cross-sectional view in FIG. 1 can be removed. They are also adjacent in rows and partially offset from one another. Partially, they extend straight in their longitudinal direction and partially have an angled shape, such as FIG. 5 can be removed.
  • the ribs each have a height extent h and a longitudinal extent I, wherein the longitudinal extent I is usually greater than the height extent h. However, this can be different with small short ribs.
  • the ribs 10 are usually narrow, as well FIG. 5 can be removed, wherein they may have a different width, in particular in the foot region 101, in which they are arranged on the cooling plate, they may be formed wider than in the opposite head portion 102.
  • the ribs 10 have by their shape a comparatively large area. As a result, a large cooling surface is created, which can be flowed around by air, so that a particularly good heat dissipation is possible.
  • FIGS. 9a and 9b can be removed, instead of or in addition to ribs 10 pins or pins 100 may be provided and arranged on the cooling plate 15. These are arranged like a brush in rows and form in the in this FIGS. 9a, 9b shown embodiment, a whole field of pins or pins. The pins or pins 100 are also arranged on the upper side 115 of the cooling plate 15.
  • FIG. 2 can be removed, the LEDs 3 are arranged in segments 13. According to FIG. 2 six segments 13 are provided, each comprising ten LEDs 3. The LEDs 3 are arranged on boards 14 and on this glued over a thermal grease. The area provided with the LEDs 3 is substantially flat, as well FIG. 2 and the cross-sectional view of the light-emitting device 1 in FIG FIG. 1 can be taken very well. The LEDs 3 are arranged with their boards 14 on the underside 116 of the cooling plate 15.
  • the lighting part 4 comprises a dome-shaped cover 17. This may consist of a plastic, as well as the base part 2.
  • the dome-shaped cover 17 may be translucent, in particular opaque, be formed so Although a passage of light is possible, however, neither the LEDs 3 nor the reporting unit 16 or other components of the light-emitting device 1 can be recognized by the dome-shaped cover 17 therethrough.
  • the electronic components 19 of the light-emitting device 1 are accommodated in a housing-like receptacle 20.
  • the box-like receptacle 20 may be in a circumferential groove 21 in the base part 2, in the FIGS. 3a, 3b . 4 . 6 . 9a and 9b is implied, intervene.
  • a seal 22 is arranged, which allows a watertight seal, thus a watertight recording of the electronic components 19 in the interior of the light-emitting device. 1
  • a plastic ring 23 fixed to the base part 2, for example by at least one screw 25.
  • the plastic ring 23 serves on the one hand the outer cover and on the other hand also decorative purposes, for example, color and / or be particularly designed by its shape.
  • the lighting part 4 can be suspended with its hinge part 51 with its approximately U-shaped end 52 in the hinge bushing 50 of the base part 2.
  • the illumination part 4 can subsequently be pivoted to the base part 2 and, for example, latched and / or fastened thereto, as by the screws 18 shown.
  • the latching can already take place by contacting pins of the lighting units 3 in the connection socket 9 or engage openings provided therein, so that the lighting units 3 are contacted via this.
  • the housing-like receptacle 20 in the circumferential groove 21, which is provided with the seal 22 a connection between the illumination part 4 and the base part 2 can take place.
  • a further fixing or latching device can be provided which prevents accidental folding down of the lighting part 4 of the base part 2.
  • the hinge 5 itself can already provide a locked position in which the lighting part 4 is pivoted to the base part 2 zoom.
  • the visible after the final assembly of the light emitting device 1 gap 11 and the visible therethrough and with air flow around ribs 10 are the side view of the light-emitting device 1 in FIG. 8 refer to.
  • At least the head portions 102 of the ribs 10 are in the air space 12 (see FIG. 1 ), which is supplied through the gap 11 with air or in the air from the air space 12 through the gap 11 to the outside of the light-emitting device 1 can emerge.
  • the ribs 10 and / or the optionally provided pins or pins 100 can accordingly be flowed around by air.
  • the plastic ring 23 is not mounted directly after the mounting of the base part 2 on the ceiling 8 or a room wall, but only after the installation of the lighting part 4 on the base part 2.
  • This variant is the FIGS. 9a, 9b and 10 refer to.
  • Lighting part 4 and base 2 are fixed by screws 18 together.
  • FIG. 11 shown representing the alternative fourth assembly step the plastic ring 23 on the base part 2, on the outside circumferentially around this appropriate.
  • the assembled state then corresponds to the in FIG. 8 and in the lateral cross-sectional view according to FIG. 1 shown.
  • the plastic ring 23 is a slotted ring, so that it is not closed, but is designed to be open around better around the dome-shaped cover 17 around.
  • a closed ring can be provided, as in FIG. 4 is shown.
  • the delay time of the light-emitting device 1 or the range of the reporting unit 16 it is possible to provide a potentiometer or other adjustment. This or this can also be arranged centrally in the interior of the light-emitting device 1 in the area of the electronic components 19 or the reporting unit 16, advantageously accessible after the illumination part 4 has been folded away from the base part 2.
  • a remote control device in particular an infrared remote control device, for setting such a potentiometer or other setting means for changing the delay time when switching on and off of the lighting units / LEDs 3 and for the response of the reporting unit 16 may be provided.
  • each or at least part of the light-emitting devices 1 can comprise a communication unit for communicating with the other light-emitting devices 1.
  • a transmission by radio thus a radio transmitter and a radio receiver can be provided at or in the light-emitting devices 1 in order to be able to switch the light-emitting devices on and off in a coordinated manner. It is particularly advantageous to program the switch-on and switch-off capability of the individual light-emitting devices 1, so that they can be switched on and off in a targeted manner in accordance with the predetermined program sequence and, if necessary, successively adjusted with respect to their brightness and their response.
  • a device for dimming that is to say for the stepwise or continuous raising and lowering of the brightness of the emitted light can be provided. It is also possible to radiate only a small amount of light permanently.
  • ceiling or wall lights in particular ceiling or wall lights, as well as any combination of the features and variants mentioned can still numerous others are formed, which are each formed at least in two parts.
  • a gap is provided between the individual parts, in which a number of air-flowable ribs and / or optionally pins or pins is arranged for heat dissipation of the heat emitted by light-emitting illumination units heat.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Claims (7)

  1. Dispositif émetteur de lumière (1), particulièrement luminaire plafonnier ou mural, avec au moins une unité d'illumination (3), particulièrement une unité à LEDs, le dispositif (1) étant constitué d'au moins deux parties, une fente (11) étant prévue entre les au moins deux parties (2,4) et l'unité d'illumination (3) étant disposée dans la première partie (4), la première partie (4) comportant un nombre de renforts (10) et/ou tenons ou tiges (100) autour desquelles de l'aire peut circuler pour évacuer la chaleur produit par l'unité d'illumination (3), et la deuxième partie (2) étant formé comme partie de base du dispositif émetteur de lumière (1) et étant formé pour montage au plafond (8) ou sur la mur d'une pièce et la première partie (4) comportant l'unité d'illumination (3) étant connecté ou connectable à la partie de base d'une manière articulé (5) et/ou détachable,
    caractérisé en ce que
    un étanchement pour des composants (19) à protéger contre humidité du dispositif émetteur de lumière (1) étant réalisé par intervention d'une partie de boîtier (20) comportant les composants à protéger dans une rainure (21) disposée dans la deuxième partie (2) ou par coopération de la partie de boîtier (20) comportant les composants (19) à protéger avec un contre-profil disposé à la deuxième partie (2), ou par entourage des côtés externes de la partie de boîtier (20) comportant les composants (19) à protéger par l'intermédiaire d'un contre-profil disposé à la deuxième partie (2) du dispositif émetteur de lumière (1).
  2. Dispositif émetteur de lumière (1) selon la revendication 1,
    caractérisé en ce que
    les renforts (10), tenons ou tiges (100) autour desquelles de l'aire peut circuler s'étendent dans l'espace aérien (12) crée par la maintenance de la fente (11) entre la première (4) et la deuxième partie (2) du dispositif émetteur de lumière (1) ou sont disposés dans lequelle.
  3. Dispositif émetteur de lumière (1) selon la revendication 1 ou 2,
    caractérisé en ce que
    les renforts (10), tenons ou tiges (100) autour desquelles de l'aire peut circuler sont disposés autour de l'unité d'illumination (3), particulièrement à toutes côtés.
  4. Dispositif émetteur de lumière (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    les renforts (10), tenons ou tiges (100) autour desquelles de l'aire peut circuler consistent d'un métal, particulièrement aluminium moulé sous pression.
  5. Dispositif émetteur de lumière (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    les renforts (10), tenons ou tiges (100) autour desquelles de l'aire peut circuler sont montés sur un tôle de refroidissement (15) ou sont connectés avec lequelle.
  6. Dispositif émetteur de lumière (1) selon la revendication 5,
    caractérisé en ce que
    l'au moins une unité d'illumination (3) étant disposée sur le tôle de refroidissement (15), sur lequelle sont disposés les renforts (10), tenons ou tiges (100), ou sur un autre tôle de refroidissement, particulièrement l'au moins une unité d'illumination (3) étant disposé sur la face inférieure (116) et les renforts (10), tenons ou tiges (100) étant disposés sur la face supérieure (115) du tôle de refroidissement (15).
  7. Dispositif émetteur de lumière (1) selon l'une des revendications précédentes,
    caractérisé en ce que
    pour le branchement de l'au moins une unité d'illumination (3) la deuxième partie (2) comporte au moins un élément (9) permettant le branchement, dans lequelle les éléments de branchement de l'unité d'illumination (3) peuvent intervenir si la première partie (4) comportant l'unité d'illumination (3) est posée sur la deuxième partie (2).
EP14003125.3A 2013-09-17 2014-09-10 Dispositif émetteur de lumière Not-in-force EP2848859B8 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013015320 2013-09-17
DE102014000582.8A DE102014000582A1 (de) 2013-09-17 2014-01-21 Licht aussendende Einrichtung

Publications (3)

Publication Number Publication Date
EP2848859A1 EP2848859A1 (fr) 2015-03-18
EP2848859B1 true EP2848859B1 (fr) 2017-06-14
EP2848859B8 EP2848859B8 (fr) 2018-06-06

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DE (1) DE102014000582A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105180031A (zh) * 2015-09-25 2015-12-23 梁宇翔 吸顶灯
DE202016103954U1 (de) * 2016-07-21 2017-10-25 Zumtobel Lighting Gmbh Leuchte mit zwei Gehäuseteilen
DK3614040T3 (da) * 2018-08-23 2021-09-27 Lumier As En lyskildeplade og en loftslampe
CN113310003A (zh) * 2021-06-07 2021-08-27 太龙（福建）商业照明股份有限公司 一种超薄可任意组合造型的led壁灯

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Publication number Priority date Publication date Assignee Title
DE102006056236B4 (de) * 2006-11-27 2009-04-09 Haschert, René Gehäuse für Beleuchtungskörper sowie Leuchte, umfassend dieses Gehäuse, und deren Verwendung als Straßenlampe und Flutlichtvorrichtung
JP5124646B2 (ja) * 2007-08-27 2013-01-23 ダイアライト・コーポレーション 汎用取り付け構造を有するｌｅｄベースの危険区域指示灯
JP4657364B1 (ja) * 2009-12-24 2011-03-23 シーシーエス株式会社 Ｌｅｄ光源装置
US20130135866A1 (en) * 2009-12-30 2013-05-30 Lumenpulse Lighting Inc. High powered light emitting diode lighting unit
US8459833B2 (en) * 2011-05-13 2013-06-11 Lumenpulse Lighting, Inc. Configurable light emitting diode lighting unit

Non-Patent Citations (1)

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Also Published As

Publication number Publication date
DE102014000582A1 (de) 2015-03-19
EP2848859B8 (fr) 2018-06-06
EP2848859A1 (fr) 2015-03-18

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