EP3321560A1 - Dispositif d'éclairage - Google Patents

Dispositif d'éclairage Download PDF

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Publication number
EP3321560A1
EP3321560A1 EP17201714.7A EP17201714A EP3321560A1 EP 3321560 A1 EP3321560 A1 EP 3321560A1 EP 17201714 A EP17201714 A EP 17201714A EP 3321560 A1 EP3321560 A1 EP 3321560A1
Authority
EP
European Patent Office
Prior art keywords
lighting device
base body
housing
antenna
semiconductor
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.)
Withdrawn
Application number
EP17201714.7A
Other languages
German (de)
English (en)
Inventor
Andreas Ritzenhoff
Oliver Arnold
Christian Bischoff
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.)
Seidel GmbH and Co KG
Original Assignee
Seidel GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seidel GmbH and Co KG filed Critical Seidel GmbH and Co KG
Publication of EP3321560A1 publication Critical patent/EP3321560A1/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/237—Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • 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
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
    • 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
    • F21K9/90—Methods of manufacture
    • 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
    • F21V17/12—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 by screwing
    • 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
    • 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
    • F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0435—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by remote control means
    • 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
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/045—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor receiving a signal from a remote controller
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
    • 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
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a lighting device with at least one semiconductor lamp and a housing made of plastic, in which a metallic base body is arranged, on which the semiconductor lamp is mounted and in which a connection module for the semiconductor lamp is accommodated.
  • Luminaires with semiconductor lamps are characterized by a high specific luminosity and thus low energy consumption and by a long life.
  • light-emitting diodes of the semiconductor lamps must be cooled, since both the lifetime and the effectiveness achieved with the temperature of the lamps decreases.
  • a converter and driver circuit for the semiconductor light-emitting means which is also called a connection module, is frequently arranged in the housing of the lighting device and provides a current suitable for driving the semiconductor light-emitting means.
  • an optical element for example a reflector and / or a lens arrangement, is optionally provided to achieve a desired spatial radiation characteristic.
  • a lighting device of the aforementioned type is known in which the metallic base body has a surface which rests at least partially inside of the housing to dissipate heat from the terminal module and / or the semiconductor light source via the metallic base body and the plastic housing.
  • a semiconductor lighting device offers the possibility of influencing luminous properties.
  • a color temperature of the radiated light may be varied when a brightness of two different radiating groups of light emitting diodes emitting warm white and cool white light, respectively, is changed relative to each other.
  • An adjustment for various operating parameters is complicated to implement in a retrofit lighting device and difficult to reconcile with the retrofit design.
  • a retrofit lighting device with a semiconductor light-emitting device which has a radio receiver which can receive control parameters for setting operating parameters, for example brightness and color temperature, and can forward them to a control device of the lighting device.
  • the radio receiver is arranged on a printed circuit board (board) below a carrier board for the lamps.
  • the carrier board has an opening through which an antenna of the radio module is led out, which projects into a spherical transparent plastic housing.
  • the disadvantage here is that the bulbs must be arranged on the carrier board so that space is created for the breakthrough.
  • the assembly of the lighting device complicates, since the antenna must be guided through the opening in the carrier board.
  • a radio module coupled to the connection module is provided for setting operating parameters, wherein an antenna of the radio module is formed within the housing.
  • the radio module allows adjustment without the need for adjusting elements to be arranged on the lighting device itself.
  • the antenna is optically unobtrusive and protected within the housing. The fact that the housing is made of plastic, nevertheless good Studentsragungseigenschaften be achieved.
  • the radio module is arranged within the base body in the lighting device, wherein the base body has an opening through which the antenna of the radio module protrudes past the semiconductor lamp in a cavity between the base body and the housing.
  • the radio module can be formed adjacent to the connection module or in this integrated, which simplifies the structure.
  • the antenna is still outside the shielding metallic base body. Due to the fact that the antenna runs next to the semiconductor lamp, the antenna does not need to be routed through a carrier board of the semiconductor lamp. Accordingly, the placement and mounting of the luminous means on the base body is simple.
  • the carrier board of the semiconductor light-emitting device may be formed with a diameter which is smaller than a diameter of the base body, so that laterally next to the semiconductor light source space remains on the base body for a breakthrough for the implementation of the antenna.
  • a central region of the base body, on which the light source is mounted, can be made raised in the form of a possibly centered shoulder and surrounded by an optionally circumferential shoulder.
  • the aperture can be positioned in the region of the shoulder, whereby the free length of the antenna in the cavity between the base body and the housing can advantageously be increased.
  • the antenna has a wave structure. This structure leads to a shorter installation length with the same conductor length of the antenna.
  • the radio module is set up according to the Bluetooth, WLAN or ZigBee standard.
  • the operating parameters preferably relate to a switch-on state, a brightness and / or a color temperature of the semiconductor light-emitting means.
  • the radio module receives to control commands according to an agreed protocol of a manually operated remote control, for example, which are converted into corresponding control signals, which are supplied to the driver circuit. This can influence the current flowing through the light-emitting diodes, depending on the control signals. For this purpose, a pulse width modulation of the current can be provided.
  • a commercially available mobile device such as a mobile phone or a tablet computer
  • the devices can be used by means of software ("App") to control the lighting device.
  • the base body is preferably designed in two parts, wherein it is composed for example of a lower shell and an upper shell.
  • the two shells form a cavity in which the connection module for the power supply of the semiconductor lamp is arranged.
  • the lower shell and / or the upper shell are preferably deep-drawn from aluminum.
  • the semiconductor lamp is fixed with a screw on the base body, for example, the upper shell.
  • a sleeve is formed on the base body, in which the screw is screwed.
  • the sleeve is in a deep-drawing process with the base body, in particular its upper shell urgeformt
  • an optical element in the emission direction downstream of the light source which influences a spatial radiation characteristic of the lighting device.
  • the light source radiates more along the optical axis than a conventional light bulb.
  • the optical element e.g. Lenses, diffusers and / or reflectors
  • a laterally (radially) radiating proportion of the light emitted by the light device is increased.
  • the optical element is latchingly secured to the base body, which simplifies assembly and assembly.
  • the housing has a lower housing part and a translucent housing upper part, which are preferably locked against rotation with each other.
  • the locking in turn leads to a simple installation. By preventing rotation, it is possible to transmit a torque from the upper housing part to the lower housing part, which is important for screwing in and out of a socket.
  • the described lighting device can in particular be well designed as a retrofit lighting device, in which, for example, a look and a connection diagram of a conventional light bulb are imitated.
  • FIGS. 1 and 2 is an embodiment of an according to the application lighting device in a perspective exploded view ( Fig. 1 ) or a schematic sectional drawing ( Fig. 2 ).
  • the lighting device is configured as a retrofit lighting device, that is to say that it is oriented with respect to the electrical connection and also the shape of known light sources, here screw-type light bulbs (for example E27). It should be noted that the features shown in this application can also be implemented in lighting devices with different shape and / or other connection sockets or connection options, including lighting devices that are not designed as retrofit lights.
  • the lighting device has a housing 10, which comprises a housing lower part 11 and an upper housing part 12 mounted thereon, and a housing 13 with respect to the upper housing part 12 attached to the housing base 11 with external thread, the holder of the lighting device in a socket and the electrical contact is used.
  • a central contact 131 insulated from the thread is arranged, which serves as the second connection contact in addition to the external thread.
  • the parts in the connection area are configured correspondingly interlocking.
  • a detent is provided, which can transmit a torque, so that the two housing parts 11, 12 are fixed against rotation to each other.
  • the individual parts of the housing 10 are made of plastic, preferably in an injection molding process.
  • At least the upper housing part 12 is held translucent or transparent in order to emit the light emitted by the lighting device.
  • the upper housing part 12 may advantageously be produced in a Spritblas vide.
  • a metallic and hollow base body 20 is used, which is constructed in two parts here and has a lower shell 21 and an upper shell 22 connected thereto.
  • the base body 20 has a diverse function. It serves, for example, to hold a semiconductor light-emitting means 30, hereinafter referred to as light-emitting means 30, which is fastened on the upper shell 22.
  • the base body 20 is made of a good heat-conductive material, preferably a metal such as aluminum, and thus serves the heat dissipation of the light bulb 30 produced heat.
  • Both the lower shell 21 and the upper shell 22 are preferably produced in a deep-drawing process, which allows a cost-effective production with minimum wall thicknesses.
  • the lower shell 21 and the upper shell 22 are connected to one another in a mechanically loadable manner, as a result of which there is good heat conduction from the upper shell 22 to the lower shell 21, so that the lower shell 21 can also absorb heat from the illuminant 30 and pass it on or release it.
  • Both elements, lower shell 21 and upper shell 22, are constructed substantially rotationally symmetrical, wherein the connection of the two elements takes place together by a Fügepassung, possibly supported by locking means in the connection region, for example, formed in the connecting region circumferential bead or notch.
  • the base body 20 is substantially capsule-shaped, wherein in its inner cavity, a connection module 40 is received.
  • the connection module 40 is used to implement the supplied via the base 13 AC power of the home-light network, so for example in the voltage range of 110 volts to 230 volts, in a suitable for supplying the light source 30 DC.
  • the connection module 40 has a converter and driver circuit 42, which is formed on a circuit board 41 (also referred to as PCB-printed circuit board) and comprises, for example, an AC / DC converter and a constant current source.
  • connecting wires 43 are prefabricated attached to the connection module 41.
  • the connecting wires 43 are designed as rigid wires, wherein the diameter of the connecting wires 43 may possibly be larger than is necessary for the electrical conductivity.
  • the rigid execution of the leads 43 has the advantage that the leads 43 can be easily guided through openings in the lower shell 21 and the housing base 11 in the automated assembly of the connection module 40 and thus stand ready for a contact with the base 13.
  • the leads 43 may be routed in different planes so as to be sufficiently spaced apart from each other, even if the terminals of the leads 43 are closely adjacent to the terminal module 40.
  • the leads 43 may be formed as insulated or non-insulated wires. The bending stiffness or flexural strength also enables the alignment, fixing, bending and / or cutting of these connecting wires 43 in an automated assembly.
  • the base body 20 and the lower housing part 11 are preferably locked together, wherein the latching is formed so that a thermal expansion of the base body 20, in particular the lower shell 21 of the base body 20, no undue and material destroying or fatiguing burden on the lower housing part 11 exerts.
  • a good thermal contact between the lower shell 21 and the lower housing part 11 is given, so that heat generated within the lighting device is discharged, inter alia, via the lower housing part 11.
  • an opening is provided in the lower shell 21, through which connection wires 43 of the connection module 40 are led to the base 13.
  • an opening is also introduced, through which an electrical connection from the lighting means 30 to the connection module 40 takes place. This can be done, for example, via a preassembled on semiconductor light-emitting means 30, for example, soldered, plug 44.
  • the plug 44 is preferably a card edge connector, contacted directly the contact strip 411 on the board 41.
  • connection module 40 can be inserted with its board 41.
  • the luminous means 30 has a planar carrier board 31, on which a plurality of luminous elements, here light-emitting diodes 32 (LEDs - light emitting diodes), are arranged.
  • a designed illuminant 30 radiates substantially perpendicular to the surface of the carrier board 31, ie in the direction of the axis of symmetry (screw axis) of the lighting device.
  • an optical element 50 is provided in the illustrated embodiment, which is arranged in the emission direction behind the light source 30 and affects the emission characteristics of the lighting device.
  • the optical element 50 is mounted in the embodiment shown on the upper shell 22 by being latched onto a shoulder 221 of the upper shell 22.
  • the lighting means 30 rests on an upper side of the shoulder 221 and is mounted there by means of a screw 33 which is screwed into a deep-drawn sleeve 222.
  • the screw 33 preferably cuts a thread in the sleeve 222 itself.
  • other mounting methods are also conceivable, for example clamps or staples, which fasten the carrier board 31 to the upper shell 22.
  • openings 223 are further introduced for the plug 44 for contacting the lamp 30.
  • the optical element 50 may preferably also absorb and release heat due to the attachment to the upper shell 22 or directly to the carrier board 31.
  • the optical element 50 may be made of plastic, wherein transparent and / or reflective or scattering components may be used.
  • the illustrated element 50 is transparent with a reflective annular central insert 51.
  • the reflective surfaces of the insert 51 deflect a portion of the radiation emitted by the light emitting diodes 32 radially outward.
  • the optical element 50 may alternatively or additionally comprise a lens that projects axially the light emitting diodes 32 is arranged.
  • the lens is preferably a diverging lens, which widens the radiation beam emitted by the light emitting diodes 32 and thus broadens the radiation characteristic in the radial direction. Because of its flat design, the lens 52 can be advantageously designed as a Fresnel lens.
  • the lighting device also has a radio module 45, which is likewise arranged in the base body 20.
  • the radio module 45 is integrated into the connection module 40 and formed with on the circuit board 41. This simplifies the manufacture and installation of the lighting device.
  • the radio module 45 serves to set at least one operating parameter of the lighting device.
  • the light emitting diodes 32 of the lighting means 30 can be switched on or off via the radio module 45. It may further be provided to adjust the brightness of the LEDs 32, e.g. to dim.
  • the radio module 45 receives control commands of e.g. manually operated remote control, which are converted into corresponding control signals which are supplied to the converter and driver circuit 42. This can, depending on the control signals, the current flowing through the LEDs 32 influence. For this purpose, a pulse width modulation of the current can be provided.
  • various types of light-emitting diodes 32 may be present, which differ in their color and / or color temperature.
  • there may be two groups of light emitting diodes 32 one group providing warm white light e.g. having a color temperature of about 2200 K (Kelvin) and a group emitting cold white light e.g. radiates with a color temperature of about 4500 K. If both groups can be adjusted separately in their brightness, the color of the total light emitted by the lighting device can be varied.
  • Ion alternative embodiments can also be provided more than the two groups mentioned, for example 3 or 4 groups in the colors red, blue, green and optionally white. Then, any color of the emitted light of the lighting device can be adjusted.
  • an opening 224 in the region of a shoulder adjacent to the shoulder 221 is arranged in the upper shell 22 of the base body 20.
  • an antenna 46 which thus adjacent to the carrier board 31 in the cavity between Base body 20 or carrier board 31 or optical element 50 and the housing upper part 12 protrudes.
  • the length of the antenna 46 is determined by the wavelength of the radio frequency used by the radio module 45.
  • a wave structure 461 is impressed in the antenna 46, which shortens their insertion length with the same conductor length of the antenna 46.
  • the radio module 45 may be bidirectional and configured, for example, to use the Bluetooth protocol.
  • WLAN Wireless Local Area Network
  • ZigBee any other standard for digital radio communication can be used.
  • a proprietary radio protocol could also be used.
  • the components of the lighting device are designed with regard to a possible automation of the manufacturing process, in particular the process of assembling the lighting device.
  • connections between the parts are preferably snap-fit and / or latching and / or joining connections, which can particularly preferably be assembled in a common joining or latching direction, particularly preferably along the symmetry axis of the lighting device, which in the illustrated pedestals 13 also the direction in which the lighting device is screwed into a socket. In the context of the application, this direction is also referred to as the axial direction.
  • FIG. 3 and 4 is the same as in the Fig. 1 and 2 A second embodiment of a lighting device in retrofit style shown.
  • the same reference numerals in these as well as the following figure identify the same or equivalent elements as in the embodiment of Fig. 1 and 2 ,
  • the lighting device of Fig. 3 and 4 is characterized by a flatter construction of the metallic base body 20.
  • the base body 20 is formed in two parts in the form of a capsule and is composed of a lower shell 21 and an upper shell 22.
  • the upper shell 22 has a lower overall height, wherein the mounting surface for the semiconductor lamp 30 extends substantially over the entire diameter of the base body 20 and does not have the shoulder 221, which leads to the formation of a shoulder on the base body 20 in the first embodiment (see. Fig. 1 and 2 ).
  • connection module 40 a smaller structural height of the base body 20 is also achieved in that the radio module 45 is aligned flat on the circuit board 41 of the connection module, wherein flat in this context means that the surface of a circuit board of the radio module 45 parallel to the support board 31st or whose mounting surface is aligned on the upper shell 22.
  • an opening 224 is provided in the upper shell 22, through which an antenna 46 projects into the upper housing part 12. Similar to the first embodiment, the aperture 224 is formed in an outer portion of the upper shell 22, but not on the shoulder (not present here), but in the plane of the mounting surface for the semiconductor lamp 30.
  • the semiconductor lamp 30 is also with respect to its base surface formed around with a diameter which is smaller than the diameter of the upper shell 22, so that the opening 224 and the antenna 46 is guided by the semiconductor light-emitting means 30 over.
  • the antenna 46 can be provided with a wave structure 461, so that a greater length of the antenna 46 can be arranged in the housing upper part 12 than would be possible due to the free height in the housing upper part 20 when the antenna 46 is straight.
  • Another difference in the second embodiment relates to the light emission of the lighting device, which takes place in this case without the optical element 50, which modifies the emission characteristic of the lighting device in the first embodiment.
  • the emission characteristic is achieved by the semiconductor light-emitting means 30 and a diffuse distribution through the possibly milky material of the upper housing part 12.
  • Fig. 5 shows a third embodiment in a schematic exploded view.
  • the base body 20 has an upper shell 22 with a mounting surface for the semiconductor light-emitting means 30, which extends just over the substantially entire width of the base body 20.
  • An opening 224 for an antenna 46 is again arranged in the outer area of the upper shell 22.
  • the semiconductor light-emitting means 30 is formed with respect to its base larger than in the second embodiment and extends adjacent to the region of the opening 224 almost to the edge of the upper shell 22.
  • the antenna 46 is advantageously not through the support plate 31 of the semiconductor Led bulb 30, as this would complicate the assembly of the arrangement, in particular an automated assembly.
  • a recess 311 is arranged on the edge in the carrier board 31, so that the area of the opening 224 is not covered by the carrier board 31.
  • the antenna 46 can still lead into the housing upper part 12 next to the semiconductor light-emitting means 30, wherein mounting can take place by placing the semiconductor light-emitting means 30 without the antenna 46 having to be guided or threaded through the carrier board 21.
  • the support plate 31 also in the area of mounting auxiliary openings 225, which are arranged in the upper shell 22 and allow centering of the board 41 within the already assembled base body 20 by appropriate assembly tools to the board 41 and thus to position and fix the contact strips 411 when contacting the semiconductor light-emitting device 30.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
EP17201714.7A 2016-11-15 2017-11-14 Dispositif d'éclairage Withdrawn EP3321560A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE202016106403.1U DE202016106403U1 (de) 2016-11-15 2016-11-15 Leuchtvorrichtung

Publications (1)

Publication Number Publication Date
EP3321560A1 true EP3321560A1 (fr) 2018-05-16

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EP17201714.7A Withdrawn EP3321560A1 (fr) 2016-11-15 2017-11-14 Dispositif d'éclairage

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EP (1) EP3321560A1 (fr)
CN (1) CN108071952A (fr)
DE (1) DE202016106403U1 (fr)

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