EP3218643A1 - Système d'éclairage pourvu d'un élément de tension tendu et une bande de del - Google Patents

Système d'éclairage pourvu d'un élément de tension tendu et une bande de del

Info

Publication number
EP3218643A1
EP3218643A1 EP15781916.0A EP15781916A EP3218643A1 EP 3218643 A1 EP3218643 A1 EP 3218643A1 EP 15781916 A EP15781916 A EP 15781916A EP 3218643 A1 EP3218643 A1 EP 3218643A1
Authority
EP
European Patent Office
Prior art keywords
led
lighting device
clamping element
led strip
illumination device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15781916.0A
Other languages
German (de)
English (en)
Other versions
EP3218643B1 (fr
Inventor
Ronny Kirschner
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP3218643A1 publication Critical patent/EP3218643A1/fr
Application granted granted Critical
Publication of EP3218643B1 publication Critical patent/EP3218643B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V19/00—Fastening of light sources or lamp holders
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • F21V19/003—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources
    • F21V19/0035—Fastening of light source holders, e.g. of circuit boards or substrates holding light sources the fastening means being capable of simultaneously attaching of an other part, e.g. a housing portion or an optical component
    • 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
    • F21S4/10—Lighting devices or systems using a string or strip of light sources with light sources attached to loose electric cables, e.g. Christmas tree lights
    • 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
    • F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/005—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips for several lighting devices in an end-to-end arrangement, i.e. light tracks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/008—Suspending from a cable or suspension line
    • 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
    • F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • 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
    • 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
    • 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

  • Lighting device with a tensioned clamping element and an LED strip
  • the invention relates to a lighting device and a method for producing the lighting device.
  • LED strip Under a LED strip (LED strip) becomes a band
  • the LEDs may be the same or different colors, i. Emit light of the same or different wavelength.
  • the LEDs can be used individually, in groups or together
  • the LEDs may be associated with control modules, wherein the LED band may have a control module or a plurality of control modules.
  • LED tapes are currently used directly on walls, furniture or profiles
  • Design latitude when laying the lighting device set More design freedom can be achieved if the LED strip is tensioned in a room or outdoors. However, the tensioning of an LED tape is not possible or only possible over very short distances, since LED tapes tear easily under tension. In addition, LED strips heat up during operation and the heated LED strips are even less loadable by tensile stress.
  • U l discloses a luminous means with a body contained in a screw base, which carries LEDs as a light source.
  • the LEDs are arranged on the body such that their radiation in a plane is normal to the axis of the screw base.
  • Light-emitting diode modules with which the light-emitting diode modules can be attached to a fluorescent lamp Light-emitting diode modules with which the light-emitting diode modules can be attached to a fluorescent lamp.
  • a lighting device which contains an electrical circuit board in a light housing.
  • a plurality of light elements for example in the form of LEDs, are arranged.
  • the light housing has a channel which is formed by two legs. Through the thighs can
  • Lighting device without additional fasteners with a Carrier object are connected by being attached to the carrier object.
  • DE 10 2009 007 430 A1 discloses a lighting module, consisting of a light strip with a band-shaped flexible substrate, wherein at least on one side of the substrate
  • a substrate is equipped with LEDs.
  • the substrate has at least one
  • DE 10 2008 025 398 A1 discloses a protective covering with a base for fixing an LED strip and an at least partially translucent cover which can be connected to the base, wherein the base and the cover form a receiving space for the LED strip.
  • the band-shaped base may consist of a thin aluminum foil, pure aluminum or an aluminum composite material.
  • WO 2014/096010 Al discloses a light strip which has at least one first group of light-emitting diodes and at least one further group of light-emitting diodes, wherein the light-emitting diodes of each group are distributed over the length of the light strip between opposite end regions and driven.
  • the LEDs are on one flexible carrier tape arranged in the form of a flexible printed circuit board.
  • the carrier tape has a reinforcing layer in the form of a
  • Carrier tape made of plastic laminate.
  • the LED tape is previously glued and tensioned onto a tensioning element, then the LED tape is released from the tensioning element in the tensioned state, since LED tapes and tear-resistant tensioning elements have different expansion coefficients.
  • the object of the present invention is therefore, a
  • Lighting device with a tensioned clamping element and a directly or indirectly connected to the clamping element LED strip having a plurality of arranged on a band body of the LED strip or formed LEDs, wherein the LED strip in the longitudinal direction of the illumination device has a lower tensile stress than the clamping element.
  • the LED strip with a
  • tensioning element can first be tensioned and then the LED strip can be applied to the tensioning element.
  • the connection of LED tape and clamping element can be done in this case the end user.
  • Lighting device connected to the tensioned clamping element and the lighting device then relaxed and sold.
  • the end user then clamps the lighting device with the same tension as the manufacturer in the production of
  • the LED tape is glued directly to the clamping element. This will be the
  • Lighting device on a plurality of LED strips, which are connected by electrical lines, wherein the electrical lines in
  • Longitudinal direction of the illumination device are arranged so flexible or formed that they a relative movement of the LED strips in
  • the LED strip or the LED bands is held in sections by a shrink tube on the clamping element.
  • Lighting device having an electrical line, provided with a shrink tube. More preferably, a plurality of sections of the illumination device, which have electrical lines, provided with shrink tubing.
  • the tensioning element may be in the form of a wire, a cable or a cord.
  • the clamping element in the form of a carrier tape, i. formed in the form of a band-shaped clamping element.
  • the carrier tape can absorb particularly high tensile forces and is particularly well suited for connection to the LED strip due to its flat surface.
  • known clamping devices such as threaded units and / or clamping devices for clamping the carrier tape.
  • Lighting device is achieved when the clamping element is designed in the form of a strapping band.
  • strapping tapes are used for wrapping and stabilizing packages, and because of their widespread use, strapping tapes can be inexpensively sold by the meter.
  • fastener tapes also known as "fastener tapes”
  • strapping tapes are used for wrapping and stabilizing packages, and because of their widespread use, strapping tapes can be inexpensively sold by the meter.
  • Another advantage of using a strapping tape carrier tape is that already a variety of tools from Umreifungsbandenden in the trade are available. Even for laymen easy to use tools for
  • Bonding strapping ends by means of staples, sleeves, seals or welded joints are commercially available. As a result, end users can easily lay the lighting device themselves and / or with another invention
  • the carrier tape may be at least partially, in particular completely, made of an electrically conductive material, in particular of metal,
  • the LED tape can be supplied with electrical voltage via the carrier tape. Furthermore, the heat of the LED tape can be easily dissipated via the carrier tape.
  • the carrier tape may further at least partially, in particular
  • the lighting device can be particularly light, stable and at the same time
  • a very high tensile strength can be achieved by means of a
  • Carrier tape can be achieved, which has glued plastic threads and / or a plastic fabric.
  • the carrier tape may be at least partially, in particular completely, formed from a textile material in order to be able to be laid in a particularly flexible manner.
  • the textile material may be woven to achieve high tensile strength.
  • the clamping element is designed in the form of a refractory textile tape with a fabric of fire protection class Bl.
  • the Metal layer can dissipate the heat of the LED strip and used as a voltage source for the LED strip, in particular for individual sections of the LED strip. If the LED band is only supplied with voltage at its ends, the result is a high electrical current due to the electrical resistance of the LED band
  • the LEDs of the LED strip are always supplied with approximately the same high voltage, whereby the luminous intensity of the LEDs is homogenized.
  • the first metal layer can serve as a current supply line for individual LEDs or individual sections of the LED strip and the second metal layer as current discharge for individual LEDs or individual sections of the LED strip.
  • the first metal layer as
  • the second metal layer can be used as a power supply.
  • both metal layers can function both as a current supply and as a current drain.
  • the illumination device can have at least one further metal layer, in particular a plurality of further metal layers, for
  • the further metal layer or the further metal layers can / can be used as part of individual circuits for switching one or more segments of the Lighting device serve. Each segment can have one or more LEDs.
  • a carrier tape having a first and / or second metal layer can be produced particularly cost-effectively by using a metallized plastic strapping band as the carrier tape.
  • Metallized, in particular galvanized, plastic Umreif ungsb have a high tensile strength and can be purchased by the meter in the trade.
  • the LED tape can be soldered directly on the metallized side of the plastic strapping.
  • the carrier tape may at least partially, in particular completely, have a multi-core ribbon cable.
  • Carrier tape to be controlled individually.
  • the illumination device can be produced at least partially, in particular completely, by laser direct structuring (LDS).
  • LDS laser direct structuring
  • Such a lighting device is also called MID (Molded
  • the laser direct structuring provides a large design freedom in the production of the
  • the illumination device preferably has an at least partially translucent housing.
  • the housing can thereby serve as a diffuser.
  • the colors of individual LEDs can thus already in the
  • Lighting device are mixed. Furthermore, a protection of the LED strip and a homogeneous light emission can be achieved by the housing.
  • the housing is preferably made of at least
  • the housing is completely formed of translucent plastic.
  • the LED tape and the carrier tape can be at least partially encapsulated or encapsulated.
  • the LED tape and the carrier tape is completely overmoulded or potted.
  • the encapsulation or potting can be done by an extruder with inserted LED tape and carrier tape.
  • the "encapsulation” or “Verg cordung” represents a housing in the context of the present invention.
  • the housing may have at least one arm section in cross-section
  • the arm portion may be formed flexible to allow a locking of the housing on the carrier tape.
  • two, in particular flexible, are attached to the housing
  • the lighting device can be made very stable overall.
  • the housing may be at least two in the longitudinal direction of
  • Lighting device have extending parts.
  • the parts can be latched together.
  • the illumination device can have at least one support, in particular two supports which are arranged on the end of the carrier strip and viewed in the longitudinal direction of the illumination device.
  • the carrier tape is preferably connectable with these supports clamped.
  • the supports may each have a slot and / or a bore in which the carrier tape can be clamped or inserted. By mounting in the supports carrier tape and LED tape can be tightened or replaced if necessary.
  • the lighting device may further comprise an intermediate support for fixing the lighting device to a wall, a ceiling or the like, wherein the intermediate support between the ends of the carrier tape is arranged on the carrier tape.
  • the intermediate support may have a slot for receiving the carrier tape.
  • the intermediate support may have a magnet for holding magnetic or magnetizable parts of the illumination device.
  • the LED strip can be directly connected to a carrier element of the illumination device, wherein the carrier element is connected to the clamping element and wherein the carrier element in the longitudinal direction of the illumination device is stiffer than the clamping element.
  • the carrier element is preferably designed in the form of a rail.
  • the carrier element is preferably made of metal, in particular of aluminum.
  • the support member is preferably at least one end, preferably - seen in the longitudinal direction of the illumination device - both ends, connected to a clamping element and fixed between two breakpoints. Due to the strength of the support element, this is only insignificantly when tensioning the illumination device in
  • Lighting device to be connected directly to the clamping element.
  • the LED tape can be before or after tightening the
  • Clamping element to be connected to the clamping element.
  • the LED strip is in the variant discussed the lighting device according to the invention is not directly connected to the clamping element.
  • the LED tape can be connected via a supply tape
  • Lighting device to be supplied with voltage, wherein the supply belt has at least one electrical line and at least partially parallel to the clamping element.
  • a supply tape is particularly well suited for supplying the LED tape with voltage and control data when the LED tape is attached to a support member.
  • the object according to the invention is finally achieved by a method for producing a previously described illumination device in which the LED strip is connected to the tensioning element and / or the carrier element, wherein the LED strip at the time of the connection has a lower tensile stress than the tensioning element or - when a carrier element is used - as the carrier element.
  • the LED tape can after the tensioning of the
  • the lighting device is particularly easy to install when the clamping element is connected via a carrier with the LED strip.
  • the carrier is preferably formed in one piece. More preferably, the carrier is formed of plastic. The carrier can be produced particularly easily by injection molding.
  • the LED tape is therefore preferably in a simple manner using this adhesive surface at least
  • the carrier may have a recess in which the clamping element is received.
  • the carrier may be a
  • the carrier may have, in particular in the region of the recess, a projection which engages behind the clamping element at least in sections.
  • the clamping element can be latched or clipped on the carrier.
  • the projection may be designed to be flexible at least in sections.
  • the carrier preferably has transversely to the longitudinal direction of
  • Lighting device on a trapezoidal cross section.
  • the LED strip can be attached particularly easily to the carrier.
  • the support is preferably made of one piece and / or solid for reasons of stability.
  • the carrier is particularly stable and balanced on the clamping element fastenings bar when the carrier is mirror-symmetrical to its running parallel to the longitudinal direction or along the longitudinal axis of the illumination device center plane.
  • the carrier may have an LED tape receptacle that holds the LED tape to the carrier.
  • the LED strip is preferably held at least partially positively on the carrier.
  • the LED tape is latched or clipped at least in sections on the carrier.
  • the carrier may further comprise a recess for receiving at least one electronic component of the illumination device for controlling the LED strip.
  • the illumination device may have a plurality of LED strips, which are fastened in particular to transversely formed outer surfaces of the carrier. As a result, the illumination device can emit light in different directions.
  • the lighting device may have a plurality of carriers in order to connect the LED strip to the clamping element at several points.
  • the carriers are preferably formed identically to save on manufacturing costs.
  • the illumination device can furthermore have an electronic component for controlling at least one LED band, wherein the electronic component is arranged between two carriers.
  • the lighting device may have a plurality of clamping elements.
  • the lighting device can at least two
  • electrically conductive clamping elements such as cables or wires, have to supply the LED strip with electrical voltage and the heat of the LED strip at least partially
  • the two cables can be connected to the LED strip at several sections of the illumination device in order to supply voltage to several sections of the LED strip.
  • Lighting device may additionally comprise at least one further at least partially electrically conductive clamping element,
  • the further clamping element or the other clamping elements can / can be used as part of individual circuits for switching serve one or more segments of the lighting device. Each segment can have one or more LEDs.
  • Fig. 1 is a perspective view of a first
  • Fig. 2a is a partial exploded view of a second
  • Fig. 2b is a sectional side view of the second
  • Fig. 3a is a perspective view of a third
  • Fig. 3b is a side view of the third illumination device
  • Fig. 5a is a first perspective view of a fifth
  • Fig. 5b is a second perspective view of the fifth
  • Fig. 6a is a first perspective view of a sixth
  • Fig. 6b is a second perspective view of the sixth
  • Fig. 7a is a first perspective view of a seventh
  • Fig. 7b is a second perspective view of the seventh
  • 8a is a first perspective view of an eighth
  • Lighting device shown without housing
  • Fig. 8b is a second perspective view of the eighth
  • Lighting device of Figure 8a shown with housing.
  • Fig. 8c is a third perspective view of the eighth
  • Lighting device of Figure 8b shown with housing.
  • 9a is a first perspective view of a ninth
  • Fig. 9b is a second perspective view of the ninth
  • 10a is a first perspective view of a tenth
  • Fig. 10b is a second perspective view of the tenth
  • 11 is a side view of an eleventh illumination device
  • Fig. 12a is a plan view of a twelfth lighting device without
  • Fig. 12b is a plan view of the twelfth lighting device according to
  • FIG. 12a with the shrink tubing slid on
  • Fig. 12c is a plan view of the fully assembled twelfth
  • Fig. 13a is a perspective view of a thirteenth
  • FIG. 13b shows a plan view of the thirteenth illumination device according to FIG. 13a;
  • FIG. 13c shows a side view of the thirteenth illumination device according to FIG. 13b;
  • Fig. 14a is a perspective view of part of a fourteenth
  • Fig. 14c an alternative wall holder of the fourteenth
  • Fig. 14d an alternative power supply of the fourteenth
  • Fig. 1 shows a first illumination device 10. The first
  • Lighting device 10 has an LED strip 12.
  • the LED strip 12 comprises 5 LEDs 14a-14e, which are arranged on a band body 15 of the LED strip 12.
  • the LEDs 14a-14e are controlled by non-referenced control modules of the LED tape 12.
  • the LEDs 14a-14e are supplied via electrical lines, not shown, of the LED strip 12 with electrical voltage.
  • the LEDs 14a-14e are disposed on LED tape sections 16a-16c.
  • the LED tape sections 16a-16c consist essentially of a less tear-resistant flexible printed circuit board material.
  • the printed circuit board material comprises copper layers and insulating carrier material.
  • the LED tape sections 16a-16c are connected via interfaces 18a, 18b.
  • the interfaces 18a, 18b have solder bridges 20a-20h. Alternatively or in addition to the solder bridges, the interfaces 18a, 18b may be pressed. Under tensile stress, these interfaces 18 a, 18 b represent weak points of the LED strip 12, at which the LED strip 12 can tear or tear off.
  • FIG. 1 For reasons of representability, only a short first illumination device 10 is shown in FIG. 1 in high magnification.
  • the lighting devices used can a Have a length of several meters and be freely stretched over this length. This increases the on the
  • the first illumination device 10 therefore has a one-piece
  • Carrier tape 22 made of metal.
  • the carrier tape 22 is a strapping tape, i. a tape typically used to package.
  • the first illumination device 10 - viewed in its longitudinal direction - can be tensioned at the end between two supports (not shown).
  • Lighting device 10 thereby occurring during clamping
  • the first illumination device 14 can be made easy, inexpensive and stable. Furthermore, this serves
  • Carrier tape 22 in particular by the metallic design of the
  • Carrier tape 22 as a heat sink for the LED strip 12th
  • Fig. 2a shows a second illumination device 26.
  • Illuminating device 26 is shown in FIG. 2 a in a vertical direction in a partially exploded view in order to be able to represent the individual layers of the second illumination device 26 more clearly. However, the individual layers of the second illumination device 26 are connected to each other, as the sectional view of FIG. 2b can be removed.
  • the second illumination device 26 has an LED strip 28, which corresponds to the LED strip 22 according to FIG. 1.
  • the second illumination device 26 furthermore has a carrier strip 30, which corresponds to the carrier strip 22 according to FIG.
  • carrier strip 30 which corresponds to the carrier strip 22 according to FIG.
  • Carrier tape 30 is not made of metal, but made of polyester. Between the LED tape 28 and the carrier tape 30, a first metal layer 32 and partially a plastic layer 34 is partially arranged. On the side facing away from the LED tape 28 side of the carrier tape 30, a second metal layer 36 is arranged.
  • the first metal layer 32 and the second metal layer 36 may each be in the form of a film,
  • the first metal layer 32 may be in the form of a metal coating of the LED tape 28 or the carrier tape 30.
  • the second metal layer 36 may be in the form of a metal coating of the carrier tape 30.
  • the first metal layer 32 and / or the second metal layer 36 are preferably in the form of a metallic strapping band.
  • the second illumination device 30 can thus be manufactured in a particularly cost-effective manner.
  • the first metal layer 32 and the second metal layer 36 are used for cooling and powering the LED strip 28, for example the LEDs 38a, 38b.
  • Metal layer 36 is via a second power line 40b.
  • Fig. 2b shows the second illumination device 26 in the area of
  • the LED 38a (see Fig. 2a) in cross section. For clarity, only metallic areas are shown hatched. From Fig. 6b, the electrical connection between the LED 38a and the metal layers 32, 36 can be seen:
  • the LED 38a has a base 42.
  • the base 42 is electrically connected to the first metal layer 32 via a first metal interconnection 44. Furthermore, the base 42 via a second
  • the other LEDs of the LED strip 28 for example the LED 38b (see FIG. 2a), can be electrically connected to the Metal layers 32, 36 are connected.
  • the metal layers 32, 36 thereby allow a uniform voltage supply of the LED strip 28 and thus a homogeneous intensity of the LEDs
  • Plastic carrier tape 30 serves as a "natural" insulator between the metal layers 32, 36.
  • the LED strip 28, the metal layers 32, 36, the plastic layer 34 and the carrier tape 30 may be glued together at least partially. Furthermore, the LED tape 28, the carrier tape 30, the
  • Metal layers 32, 36 and / or the plastic layer 34 may be made in MID technology.
  • Fig. 3a shows a third illumination device 48.
  • Lighting device 48 corresponds to the first
  • the third illumination device 48 shown in FIG. 3 a has a housing 50.
  • the housing 50 is formed of plastic and extends into
  • Lighting device 48 has an LED strip 52 which is arranged on a carrier tape 54.
  • the LED strip 48 is completely covered by the housing 50 on its upper side facing away from the carrier tape 54.
  • FIG. 3b shows the front side of the third illumination device 48. From Fig. 3b it will be seen that the integrally formed housing 50th
  • Arm portions 56 a, 56 b which fasten together with extending in the longitudinal direction of the housing 50 protrusions 58 a, 58 b, the housing 50 on the carrier tape 54.
  • the arm portions 56a, 56b are resiliently formed to support the carrier tape 54 against the
  • the projections 58a, 58b may also be arranged above the LED strip 52, so that both the
  • the housing 50 is formed at least on its side facing the LED band 52 top 60 at least partially translucent.
  • the upper side 60 may be tinted or colored to color the light emitted in the direction of the arrows 62a-62c.
  • Top 60 may be textured and / or tarnished to act as a diffuser.
  • the housing 50 can also be attached to the second illumination device 26 according to FIGS. 2a, 2b.
  • Fig. 4 shows a fourth illumination device 64.
  • Lighting device 64 substantially corresponds to the third
  • Lighting device 64 has a carrier tape 66. At the top of the carrier tape 66, a first LED tape 68, on the underside of the carrier tape 66, a second LED tape 70 is arranged. Alternatively, the fourth illumination device may have only one LED band 68/70.
  • the fourth illumination device 64 has a housing 72.
  • the housing 72 is formed in two parts.
  • An upper part 74 of the housing 72 and a lower part 76 of the housing 72 are each integrally formed of plastic.
  • the upper part 74 is pressed firmly with the carrier tape 66.
  • the upper part 74 has recesses 78a, 78b. hook type
  • Projections 80a, 80b of the lower part 76 engage in the recesses 78a, 78b.
  • the lower part 76 can be non-positively and at least partially positively connected to the upper part 74.
  • Fig. 5a shows a fifth illumination device 110.
  • Lighting device 110 has a clamping element 112, which is connected via a carrier 114 made of plastic indirectly with an LED strip 116.
  • the carrier 114 is manufactured by injection molding.
  • the clamping element 112 is in the form of a wire with a circular
  • Fig. 5b shows the fifth illumination device 110 from below. From Fig. 5b, it can be seen that the LED tape 116 has three LED modules 118a-118c on the front. Each LED module 118a-118c comprises three LEDs each in the colors red, green and blue. The LED modules 118a-118c can be individually controlled and thereby radiate a total of light of any color. Alternatively or additionally, each individual LED of the LED modules 118a-118c emit light of any desired color.
  • the LED strip 116 is shown only in sections in the longitudinal direction in FIGS. 5a and 5b. In contrast, the LED strip 116 may have a length of several meters and be freely stretched over this length. This affects the fifth
  • Lighting device 110 very high tensile forces.
  • the LED strip 116 itself could not absorb these tensile forces, since it consists essentially of a less tear-resistant flexible printed circuit board material.
  • the circuit board material includes copper layers and insulating
  • the LED strip 116 may have several
  • Band sections (not shown) which are connected via interfaces.
  • the band sections can be connected via solder bridges or pressings. Under tensile stress such Interfaces further weak points at which the LED strip 116 can tear under tensile stress in the longitudinal direction.
  • Lighting device 110 therefore the clamping element 112, which is also shown only in sections in Fig. 5a and Fig. 5b.
  • a plurality of identically formed carriers are provided, of which the carrier 114 is shown in FIGS. 5a and 5b.
  • the LED tape 116 is bonded to the lower outer surface of the carrier 114.
  • a back-side adhesive surface of the LED strip 116 is used.
  • 6a shows a sixth illumination device 120, which corresponds to the fifth illumination device 110 according to FIGS. 5a and 5b.
  • the second illumination device 120 has a first carrier 122 and a second carrier 124. Furthermore, a
  • Clamping element 126 is formed in the form of a cable.
  • the cable comprises an electrical conductor 128, preferably made of copper, which is encased by an insulator 130, preferably made of plastic.
  • the attachment of the carrier 122, 124 takes place by means of recesses 132, 134 which are open on one side.
  • the recesses 132, 134 have projections 136, 138, 140, 142 on their opening side.
  • the projections 136, 138, 140, 142 are resilient due to their geometry.
  • the clamping element 126 can thereby under pressure in the
  • Recesses 132, 134 are introduced. In other words, there is a latching connection between the recesses 132, 134 and the clamping element 126th
  • Fig. 7a shows a seventh illumination device 146.
  • Illuminator 146 corresponds to the sixth
  • Illumination device 120 according to FIG. 6a and FIG. 6b.
  • an LED tape 148 is not adhered to supports 150, 152, but
  • FIG. 7b shows a bottom view of the seventh illumination device 146. It can be seen from FIG. 7b that the carriers 150, 152 are hook-like
  • Projections 154, 156, 158, 160 have.
  • the LED tape 148 is partially covered by these projections 154, 156, 158, 160.
  • the LED strip 148 can be reversibly attached to the carriers 150, 152.
  • the LED tape 148 and the carriers 150, 152 can be reversibly connected and disconnected at various positions as often as desired.
  • the LED tape 148 can be easily replaced thereby.
  • Fig. 8a shows an eighth illumination device 162.
  • Illuminator 162 corresponds to the seventh
  • Lighting device 146 according to FIGS. 7a and 7b. However, carriers 164, 166 have attachment projections 168, 170, 172, 174.
  • FIG. 8 b shows the eighth illumination device 162 according to FIG. 8a with a housing 176.
  • the housing 176 is on the
  • Attachment projections 168, 170, 172, 174 (see Fig. 4a) pushed or clipped.
  • FIG. 8c shows the eighth illumination device 162 according to FIG. 8b in a front view. From Fig. 8c it can be seen that the housing 176 at its, an LED strip 178 facing bottom 180 is formed at least partially translucent. The bottom 180 may be colored to color the light emitted in the direction of the arrows 182, 184, 186. The bottom 180 may be textured and / or tarnished to act as a diffuser.
  • Fig. 9a shows a ninth illumination device 188.
  • Lighting device 188 corresponds to the sixth
  • Lighting device 120 according to FIG. 6a and FIG. 6b.
  • the geometry of straps 190, 192 is trapezoidal in shape such that a tension member 194 is attached to the long base side of the trapezoid.
  • the carriers 190, 192 have a first LED band 196.
  • Fig. 9b shows a second perspective view of the ninth
  • Illumination device 188 It can be seen from FIG. 9b that the ninth illumination device 188 has further LED strips 198, 200.
  • the LED strips 196, 198, 200 are formed transversely to each other
  • Lighting device 188 emitting light in different directions.
  • the upper side uncovered in FIGS. 9a and 9b can also have a further LED band (not shown) in order to transmit a radiation in all spatial directions transversely to the longitudinal direction of the ninth
  • Lighting device 188 to allow.
  • the 10a shows a tenth illumination device 202.
  • Lighting device 202 corresponds to the sixth
  • Lighting device 120 according to FIG. 6a and FIG. 6b.
  • the tenth illumination device 202 has two clamping elements 204, 206.
  • the clamping elements 204, 206 are connected via electrical conductors 208, 210 with an LED strip 212.
  • the clamping elements 204, 206 can be used to power a LED strip 212.
  • FIG. 10b shows the tenth illumination device 202 from a lower view.
  • the tenth illumination device 202 has several
  • the LEDs 214a-214j are white LEDs.
  • the sixth illumination device 202 is therefore used in the form of a "conventional" room lighting.
  • FIG. 11 shows a schematic side view of an eleventh
  • the eleventh lighting device 300 has
  • Holding points 302, 304 in the form of hooks which are attached to walls 306, 308. Between the breakpoints 302, 304 is a
  • Clamping element 310 stretched in the form of a carrier tape.
  • Clamping element 310 is directly attached via an adhesive layer 312, an LED strip 314.
  • the LED strip 314 was applied to the clamping element 310 in the tensioned state of the clamping element 310.
  • the LED strip 314 therefore has in the tensioned state of the eleventh
  • Lighting device 300 a lower tensile stress in
  • Lighting device 300 is shown in Figure 11 by a double arrow 316 shown parallel to the longitudinal direction. Due to the lower tensile stress in the LED strip 314, the LED strip 314 is not torn during the tensioning of the eleventh illumination device 300, on the one hand, and adheres to the tensioning element 310 well and without separation.
  • FIGS. 12a, 12b and 12c show a detail of a plan view of a twelfth illumination device 318 during its production.
  • Lighting device 318 a first LED strip 320 and a second LED strip 322 on.
  • the LED strips 320, 322 are electrically and mechanically connected by electrical lines 324, 326.
  • the LED strips 320, 322 are directly connected to a clamping element 328 in the form of a carrier tape.
  • the electrical lines 324, 326 are curved. More specifically, in the non-tensioned state of the twelfth illumination device 318, the electrical lines 324, 326 each have a cable loop 330, 332.
  • Illuminating device 318 is überiebbar.
  • the shrink tube 334 is selected so that it can be pulled with a clearance fit over the clamping element 328 with the LED strip 322 arranged thereon.
  • the shrink tube 334 is in
  • Figure 13a shows a perspective view of a thirteenth
  • the thirteenth illumination device 336 has a carrier element 338, to which an LED strip 340 directly attached, in particular glued, is.
  • the carrier element 338 is designed in the form of a rail.
  • Figure 13b shows a plan view of the thirteenth
  • Lighting device 336 It can be seen from FIG. 13b that the LED tape 340 is electrically connected to a supply tape 342. The LED tape 340 receives both its supply via the supply tape 342
  • Figure 13c shows a side view of the thirteenth
  • Carrier tape is connected.
  • the carrier element 338 is tensioned by the clamping element 344 between two holding points (not shown).
  • the supply belt 342 runs at least in sections parallel to the tensioning element 344.
  • the supply belt 342 is glued onto the tensioning element 344 before or after the tensioning of the thirteenth illumination device 336.
  • the tensioning element 344 conceals the supply belt 342 on the back of the
  • Clamping element 344 The LED strip 340 (see FIG. 13a) is not directly connected to the clamping element 344.
  • FIG. 14 a shows a fourteenth illumination device 346 with an LED strip 348 which is mounted on a clamping element 350 in the form of a
  • the clamping element 350 is over a
  • Wall holder 352 on a wall fastened bar.
  • the wall holder 352 has two tensioning wires 354a, 354b, which form a triangle with the wall.
  • tension wires tension cables can be provided.
  • the wall holder 352 also has a
  • Threading unit 356 for tightening the fourteenth
  • Illuminator 346 on.
  • the wall holder 352 is connected to a power supply 358.
  • Fig. 14b shows the power supply 358. From FIG. 14b
  • the power supply 358 comprises a holding plate 360 for receiving and fixing the clamping element 350 and a cable 362 for the electrical supply of the LED strip 348 (see Fig. 14a)
  • FIG. 14c shows an alternative wall holder 364.
  • the wall holder 364 has no
  • Threading unit 356 (see Fig. 14a) on.
  • Fig. 14d shows a power supply 366.
  • Power supply 366 may alternatively or in addition to the
  • Lighting device 346 (see Fig. 14a) may be provided.
  • the power supply 366 in this case has a cable 368 for the electrical supply of the LED strip 348 (see FIG. 14a) from a ceiling.
  • the invention relates to a between at least two support points tense lighting device.
  • Lighting device has a clamping element which is stretched points between the support with high tension. Furthermore, the illumination device has an LED band, the lesser
  • Tension is attached to the clamping element.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

L'invention concerne un système d'éclairage (300) tendu entre au moins deux points porteurs. Le système d'éclairage (300) comprend un élément de tension (310) qui est tendu entre les points porteurs avec une grande force de traction. Le système d'éclairage (300) comprend en outre une bande de DEL (314) qui est fixée sur l'élément de tension (310) avec une force de traction moindre.
EP15781916.0A 2014-11-10 2015-10-19 Dispositif d'éclairage avec un élément de tension tendu et une bande à del Active EP3218643B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014222861.1A DE102014222861A1 (de) 2014-11-10 2014-11-10 Beleuchtungseinrichtung mit einem gespannten Spannelement und einem LED-Band
PCT/EP2015/074169 WO2016074886A1 (fr) 2014-11-10 2015-10-19 Système d'éclairage pourvu d'un élément de tension tendu et une bande de del

Publications (2)

Publication Number Publication Date
EP3218643A1 true EP3218643A1 (fr) 2017-09-20
EP3218643B1 EP3218643B1 (fr) 2018-10-10

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Application Number Title Priority Date Filing Date
EP15781916.0A Active EP3218643B1 (fr) 2014-11-10 2015-10-19 Dispositif d'éclairage avec un élément de tension tendu et une bande à del

Country Status (3)

Country Link
EP (1) EP3218643B1 (fr)
DE (1) DE102014222861A1 (fr)
WO (1) WO2016074886A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT201800004322A1 (it) * 2018-04-09 2019-10-09 Apparecchio di illuminazione.
DE202018105898U1 (de) * 2018-10-16 2018-10-22 Ledvance Gmbh Beleuchtungsvorrichtung mit Leadframe
CN219976188U (zh) * 2023-05-04 2023-11-07 上犹县嘉亿灯饰制品有限公司 一种采用胶皮绝缘线的背胶led灯串

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DE10121613B4 (de) * 2001-05-04 2009-04-30 R. Stahl Schaltgeräte GmbH Wasserdichte rohrförmige Leuchte
DE20216833U1 (de) * 2002-10-31 2004-03-04 Osram Opto Semiconductors Gmbh Beleuchtungsanordnung mit LEDs
US6882111B2 (en) * 2003-07-09 2005-04-19 Tir Systems Ltd. Strip lighting system incorporating light emitting devices
DE202004003377U1 (de) * 2004-03-04 2004-04-29 Schmitz, Peter Beleuchtungseinrichtung
US20090279299A1 (en) 2008-05-12 2009-11-12 Fang Lin Yang Illuminative light device for vehicle
DE102008025398B4 (de) 2008-05-28 2018-04-26 Osram Gmbh Schutzumhüllung für ein LED-Band
DE102008054288A1 (de) 2008-11-03 2010-05-06 Osram Gesellschaft mit beschränkter Haftung Verfahren zum Herstellen eines flexiblen Leuchtbands
DE102009007430A1 (de) 2009-02-04 2010-08-12 Osram Gesellschaft mit beschränkter Haftung Leuchtmodul
ITAN20100199A1 (it) 2010-11-12 2012-05-13 Powerplast S R L Procedimento per la realizzazione di un telo incorporante piccole sorgenti luminose.
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DE102012214492B4 (de) * 2012-08-14 2016-09-15 Osram Gmbh LED-Modul und Verfahren zum Herstellen eines LED-Moduls
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DE102013225982B4 (de) * 2013-12-16 2017-11-30 Ronny Kirschner Beleuchtungseinrichtung mit einem Spannelement
DE202014004353U1 (de) 2014-01-02 2014-06-06 Ludwig Rosenberger Fahne / Schild für Brillenfassungen

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Publication number Publication date
EP3218643B1 (fr) 2018-10-10
WO2016074886A1 (fr) 2016-05-19
DE102014222861A1 (de) 2016-05-12

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