EP4166841A1 - Luminaire extérieur à éclairage ambiant contrôlable - Google Patents

Luminaire extérieur à éclairage ambiant contrôlable Download PDF

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Publication number
EP4166841A1
EP4166841A1 EP22202210.5A EP22202210A EP4166841A1 EP 4166841 A1 EP4166841 A1 EP 4166841A1 EP 22202210 A EP22202210 A EP 22202210A EP 4166841 A1 EP4166841 A1 EP 4166841A1
Authority
EP
European Patent Office
Prior art keywords
light
emitting device
light emitting
outdoor
designed
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.)
Pending
Application number
EP22202210.5A
Other languages
German (de)
English (en)
Inventor
Christian Hömberg
Ingo Lux
Thomas Kremer
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.)
Trilux GmbH and Co KG
Original Assignee
Trilux 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 Trilux GmbH and Co KG filed Critical Trilux GmbH and Co KG
Publication of EP4166841A1 publication Critical patent/EP4166841A1/fr
Pending legal-status Critical Current

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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
    • F21S8/08—Lighting devices intended for fixed installation with a standard
    • F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
    • F21S8/088—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device mounted on top of the standard, e.g. for pedestrian zones
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/0008—Reflectors for light sources providing for indirect lighting
    • F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
    • 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
    • F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
    • F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
    • 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 an outdoor light, in particular a street light, according to the preamble of claim 1 and a set for realizing an outdoor light, an arrangement with several outdoor lights and a use of an outdoor light.
  • the present invention is based on the object of providing an outdoor light or a set for realizing an outdoor light or an arrangement of outdoor lights or a use of an outdoor light to at least partially remedy a disadvantage that arises with generic outdoor lights or their use to fix.
  • the outdoor light according to the invention is designed for mounting vertically above a floor to illuminate the floor when the outdoor light is in an operating state.
  • the operating state refers to the state of the exterior lamp in which the exterior lamp emits light and is intended to illuminate the ground when it is mounted at a distance from the ground in a vertical direction.
  • the exterior lamp includes a first light emitting device comprising a first light source group and a second light emitting device comprising a second light source group.
  • Each light source group includes a plurality of light sources, in particular a plurality of LEDs. All light sources are preferably designed as LEDs.
  • the luminous flux emitted by the first light emitting device and/or the luminous flux emitted by the second light emitting device can be changed by the control device in the operating state, in particular between a minimum luminous flux and a maximum luminous flux.
  • the maximum luminous flux refers to the luminous flux that the respective light emitting device can emit as a maximum.
  • the control device controls the respective light emitting device with its respective maximum intended nominal power.
  • the light emitting devices can also include other components, for example optical elements such as a diffuser, at least one reflector and/or at least one lens.
  • the first light emitting device is designed to emit at least 90% of the light emitted by it downwards in the operating state.
  • the first light emitting device emits the essential part of the emitted light from her down, the first light emitting device can the essential Take over the lighting task of the outdoor light to illuminate the ground.
  • the directional statement "down" is defined in that the radiated light rays run in a direction which runs at least with one component vertically, i.e. along a vertical direction, runs downwards, with reference to this vertical direction the outdoor light is intended to be arranged above a floor, so that when the outdoor light is arranged as intended, the light rays run at least with a vertical component from the outdoor light to the ground.
  • the second light emitting device is designed to emit in the operating state at least 20%, in particular at least 30%, in particular at least 40%, of the light emitted by it downwards and at least 20%, in particular at least 30%, in particular at least 40% of the light emitted by it radiate light upwards.
  • the emission upwards or downwards is defined in that the emitted light rays have a directional component along the vertical direction upwards or downwards, with up and down indicating two opposite directions along the vertical direction.
  • the second light emitting device is particularly preferably designed to emit a portion of the light emitted by it horizontally, ie without the light beams of this portion having a vertical component.
  • the outdoor lamp according to the invention has significant advantages compared to the prior art.
  • each of the light emitting devices can be specifically adjusted for a specific purpose. Since the first light emitting device emits light essentially downwards, it fulfills the main lighting task of the exterior lamp, whereas the second light emitting device is designed in such a way that it emits a relevant portion of the light it emits upwards and downwards.
  • the inventors have recognized that this allows the outdoor light to illuminate an environment in a way that is perceived as particularly pleasant and, moreover, can be easily adapted to different lighting tasks.
  • the two light emitting devices can be controlled independently of one another and the second light emitting device also emits light upwards and downwards, targeted lateral brightening can be achieved independently of floor lighting, which is perceived as pleasant and at the same time avoids light pollution as far as possible. It has proven to be particularly advantageous to adapt the light emitting devices and the control devices to one another in such a way that a maximum of the light emitting device can be emitted by the first light emitting device Maximum luminous flux is at least three times, in particular at least five times, in particular at least ten times the maximum luminous flux that can be emitted by the second light emitting device.
  • the second light emitting device it has also been found to be generally advantageous to enable the second light emitting device to be controlled by the control device in such a way that the light temperature of the luminous flux emitted by the second light emitting device, i.e. the light temperature of the emitted light, can be changed, in particular in a range from at least 3000 K to 4000 K, in particular in a range of at least 3000 K to 5000 K.
  • the preferably provided controllability mentioned in each case not only allows the outdoor light to be adapted to a specific installation environment, but also makes it possible for the light emitted by the second light emitting device , ie the luminous flux and/or the light temperature can be varied depending on the time of day and/or the day.
  • the luminous flux emitted by the second light emitting device at a certain time of day or on a certain day or at a certain time of day of a certain day is at least twice the luminous flux that the second light emitting device emits at a second certain time of day or day or time of day on a certain day , whereby it can be achieved that at the second time of day or day or time of day on a specific day the light pollution is reduced to the maximum, whereas at the first time of day or day or time of day on a specific day on which, for example, a significant use of the surroundings of the Outdoor light is expected by people, the most comprehensive possible illumination of the area can be guaranteed, and accordingly the light temperature of the emitted light can be varied, for example, depending on the time of day or day, in order to take time-dependent or day-dependent environmental conditions into account.
  • the day dependency has proven particularly advantageous to set the day dependency as a dependency on a day of the week and/or as a dependency on the calendar day.
  • brightening by the second light emitting device can be provided specifically on those weekdays with a greater luminous flux on which a larger number of people is typically expected in the vicinity of the outdoor light than on those weekdays on which a smaller number is typically expected to people around the outdoor light is expected.
  • certain requirements that are dependent on the day of the week can be taken into account.
  • the luminous flux and/or light temperature as a function of the calendar day, in order to take account of circumstances that are dependent on the calendar day, for example the sunrise and sunset times as a function of the calendar day and/or the changes in the light temperature of natural daylight as a function of the time of day.
  • the time of day determines a specific time within the 24 hours that a day lasts.
  • Analog controllability of the luminous flux emitted by the first light emitting device and/or the light temperature emitted by it is generally preferred, whereby the advantage of the outdoor light according to the invention can also be used here that the illumination of the floor can be controlled independently of the second light emitting device the first light-emitting device can be adjusted in a particularly targeted manner depending on the time of day and/or the day.
  • the exterior light includes a wireless and/or wired interface, by means of which the control device can be written to and/or read out or, in general, communication with the control device is made possible.
  • the light sensor is connected to the control device via the interface.
  • the outdoor light preferably includes a radio module that is connected to the interface and via which the outdoor light can communicate wirelessly, for example with the light sensor and/or a central control unit and/or another outdoor light according to the invention.
  • the control device is designed to communicate via the interface with an identically designed exterior light and/or to communicate with a mobile end device, for example a smartphone.
  • the interface for wireless communication is particularly preferred, for example formed by means of Bluetooth, by means of WLAN and/or by means of Zigbee.
  • the luminous flux corresponds to the space integral over the luminous intensity distribution body.
  • Each of the two light emitting devices is thus assigned a light intensity distribution body, and each of the Light emitting devices are thus assigned a light source point that defines the zero point of the respective light intensity distribution body.
  • the light intensity distribution body of the first light emitting device is particularly preferably at least three times as wide in a first vertical sectional plane as the light intensity distribution body of the second light emitting device and in a second sectional plane perpendicular to the first sectional plane is less than twice as wide, in particular narrower, than the light intensity distribution body of the second light emitting device.
  • Light intensity distribution bodies of the two light emitting devices are of course scaled identically, so that the distance between the top side of the light intensity distribution body and the light source point by a certain length describes a light intensity identically assigned to this certain length.
  • the light intensity distribution body of a light emitting device can be adjusted by a targeted arrangement of the light sources and optical elements that are included in the respective light emitting device.
  • the different functions of the two light emitting devices can be met in a particularly advantageous manner.
  • the exterior light is preferably designed in such a way that the radiation properties described of the light emitting devices, in particular in the described relationship to one another, is guaranteed with any adjustable dimming of the light emitting devices.
  • the light intensity distribution body of the second light emitting device can preferably be divided into two partial volumes by a vertical dividing plane, with each of the partial volumes being rotationally symmetrical with respect to a rotation about the
  • the axis of rotation is and can be imaged axially symmetrically to the axis of rotation on a corresponding angular range of the respective other partial volume.
  • the outdoor light can have a particularly ensure uniform ambient lighting on both sides of the division plane.
  • the dividing plane can correspond to the above-mentioned first vertical sectional plane or the above-mentioned second vertical sectional plane.
  • the light intensity distribution body of the second light emitting device is rotationally symmetrical overall about the axis of rotation.
  • rotational symmetry is assumed if, with any rotation about the axis of rotation, the light intensity in other beam angles changes by less than 20%, in particular less than 10%, starting from a maximum value of the light intensity in the rotationally symmetrical angular range.
  • the axis of rotation preferably corresponds to a central vertical axis of the outdoor light.
  • the central vertical axis of the outdoor light preferably runs through a horizontal center point of the outdoor light, in particular along the entire vertical extent of the outdoor light.
  • the first and second light emitting device are generally preferably designed such that the second light emitting device emits at least 10% of the light emitted by it in the operating state in the same solid angle that the first light emitting device completely illuminates.
  • the complete illumination of the solid angle by the first light emitting device means that the first light emitting device emits light in every area of the solid angle.
  • a particularly homogeneous appearance of the exterior light can be ensured by the corresponding overlapping of the solid angles illuminated by the light emitting devices.
  • the first light-emitting device is generally preferred for emitting light with a different light temperature than the second Light emitter formed.
  • the second light emitting device is preferably designed to emit light with a lower color temperature than the first light emitting device, so that the second light emitting device emits warmer light than the first light emitting device.
  • the second light emitting device is designed to emit warm white light and/or the first light emitting device is designed to emit cold white light.
  • the control device is particularly preferably designed to change the light temperature of the light emitted by the second light emitting device.
  • the light source group of the second light-emitting device preferably includes warm-white and cold-white LEDs, with the control device for dimming these warm-white and cold-white LEDs being designed to generate a mixed temperature, with the light temperature of the light emitted by the second light-emitting device being changeable by changing the dimming of warm-white and cold-white LEDs .
  • the light temperature of the light emitted by the second light emitting device can preferably be changed by the control device at least between 3000 k and 4000 k, in particular at least between 2700 k and 4000 k, preferably at least between 2700 k and 5000 k.
  • the second light source group which is comprised by the second light emitting device, has a plurality of subgroups, each subgroup comprising at least one light source of the second light source group.
  • the subgroups can be controlled independently of one another. Different subgroups are generally preferably designed to illuminate a different solid angle range.
  • the control device is preferably designed to set a solid angle range in which the second light emitting device emits light by, depending on the selected angular range to be illuminated, controlling a selection of subgroups assigned to this selected angular range for emitting light.
  • each subgroup includes at least one warm white and at least one cool white LED.
  • a warm white LED refers to an LED that emits light with a light temperature of less than 3400 K
  • a cool white LED refers to an LED that emits light with a light temperature of more than 3400 K, in particular between 3400 K and 5500 K .
  • Each subgroup can thus be designed to illuminate a specific solid angle assigned to it, in particular by means of an optical element or a lens assigned to it.
  • optical elements that are included in the second light-emitting device, with light being able to be emitted in this solid angle by means of the subgroup with a light temperature that results from the mixture of the light emitted by the two LEDs, with the two LEDs in the subgroup preferably being controllable independently of one another so that the light temperature can be adjusted by dimming the two LEDs of the subgroup differently.
  • the second light emitting device is designed to cover a first angular range, which extends from 70° to 110°, in particular from 60° to 120°, to a first vertical axis and lies in a first sectional plane, uniformly with a first light intensity assigned to it to illuminate.
  • the first vertical sectional plane preferably corresponds to the first vertical sectional plane explained above, and the vertical axis preferably corresponds to the central vertical axis of the exterior lamp explained above.
  • the angular range is preferably distributed symmetrically around a first horizontal axis lying in the vertical sectional plane and intersecting the vertical axis, preferably correspondingly covering an angle to this first horizontal axis of -20° to +20°, in particular -30° to +30°.
  • the second light-emitting device is designed to cover a second angular range, which extends from 70° to 110°, in particular from 60° to 120°, to the vertical axis mentioned and in a direction perpendicular to the first vertical sectional plane running through the vertical axis second vertical sectional plane is to illuminate uniformly with a second light intensity assigned to it.
  • the uniform illumination can be provided analogously to the first angular range.
  • the vertical axis generally preferably runs through the light source points of the first and second light emitting devices, the light source points relating to the definition of the light intensity distribution body of the light emitting devices.
  • the first light emitting device is designed to evenly divide a main angular range assigned to it, which extends from 40° to 60°, in particular from 35° to 65°, to a vertical axis and lies in a first vertical sectional plane with a first Illuminate light intensity, preferably on both sides of the vertical axis in the first vertical section plane.
  • the uniform illumination of the main angular range can be configured analogously to the angular ranges in the advantageous exemplary embodiment described above with regard to the uniform light emission of the second light emitting device.
  • this main angular range can also be designed symmetrically about a corresponding first horizontal axis.
  • the first vertical sectional plane preferably corresponds to the first vertical sectional plane explained with reference to the uniform emission of the second light emitting device in the preferred exemplary embodiment explained above.
  • the first light emitting device is particularly preferably designed to continuously emit less than half, in particular less than a quarter of the first light intensity assigned to it in a second sectional plane running perpendicularly to the first sectional plane through the vertical axis.
  • the first light-emitting device can advantageously be designed to emit only one light in a horizontal direction emit a significant proportion of the light emitted by it.
  • the first and second sectional planes as well as the vertical axis preferably correspond to the definitions provided above with reference to the preferred exemplary embodiment relating to a uniform emission of light by the second light emitting device.
  • the first light emitting device is particularly preferably designed to emit light in the first vertical section plane over an angular range that is at least three times the width of an angular range over which the first light emitting device emits light in the second vertical section plane. This can be particularly advantageous for the targeted asymmetrical configuration of the illumination characteristic of the first light emitting device, which can be particularly advantageous in particular for illuminating streets.
  • the first light emitting device is designed to, in the operating state, cover a horizontally running floor area which is spaced 3.5 m along a vertical straight line from a reference point located within the exterior light and which is spaced 1 m from the reference point along a first horizontal straight line and extends 2 m along the first horizontal straight line and extends 1 m along a second horizontal straight line perpendicular to the first, shall be continuously illuminated with an illuminance of between 30 lux and 60 lux.
  • the outdoor light is thus designed so that in the operating state the control device selectively activates the light emitting devices so that the first light emitting device illuminates a horizontal floor area and the second light emitting device homogeneously illuminates a vertical wall area, with the floor area being spaced vertically from the reference point in the outdoor light and the wall area is horizontally spaced from the reference point located in the outdoor lamp.
  • the reference point can be the spatial center point of the light source arrangement, which is formed by all the light sources of the first and second light source groups.
  • the inventors have recognized that the realization of an operating state in which a wall area through the second light emitting device is irradiated with a significantly lower illuminance that is homogeneous in the area mentioned, and in which the floor area is irradiated with a significantly greater illuminance and homogeneously in the area mentioned, is particularly advantageous for the optimal realization of a lighting task.
  • the light-emitting surface of the second light-emitting device is particularly preferably arranged below the light-emitting surface of the first light-emitting device.
  • the inventors have surprisingly found that the arrangement of the light-emitting surface of the second light-emitting device below the light-emitting surface of the first light-emitting device is particularly advantageous, even if the first light-emitting device is designed to emit downwards.
  • the second light emitting device has a light emitting body which has a surface over which the second light emitting device emits the light emitted by it.
  • the surface of the light-emitting body preferably corresponds to the light-emitting surface of the second light-emitting device explained above.
  • the surface of the light-emitting body preferably extends over a vertical height of at least 2 cm, in particular at least 3 cm.
  • the inventors have recognized that the provision of a light-emitting body with a correspondingly long vertical surface over which the second light-emitting device emits light is particularly advantageous for the uniform illumination of an environment.
  • the surface of the light-emitting body is particularly preferably designed to run around a central vertical axis of the exterior light.
  • the central vertical axis preferably corresponds to the central vertical axis explained above.
  • the second light emitter emits light at each surface point of the surface of the light emitter.
  • the surface of the light emitter can be continuously closed or comprise several surface sections.
  • the surface is particularly preferably designed to be diffusely scattering and/or reflective.
  • the second light-emitting device preferably emits light into an area surrounding the exterior light exclusively starting from the surface of the light-emitting body.
  • the light source group of the second light emitting device is arranged within the light emitting body and is designed to emit light through the surface of the light emitting body.
  • the light guide preferably has a coupling-out structure designed for coupling out the light.
  • the tube element discussed above is formed as the light guide.
  • the light guide can, for example, have a cylindrical, truncated cone-like or trumpet-like shape, with its axis preferably being aligned with the explained central vertical axis of the outdoor light coincides.
  • the light sources of the second light source group are preferably arranged on the upper support section and radiate light from there into an upper end of the light guide, with the light guide emitting the coupled light over a vertical extension area with at least one horizontal component, in particular in the advantageous angular areas explained.
  • Arranging the light sources within the light-emitting body can enable a particularly optically advantageous configuration of the exterior light, whereas arranging the light sources offset vertically with respect to the light-emitting body can enable a particularly flexible arrangement of the light sources.
  • the light-emitting body is designed in the manner of a cylinder or in the manner of a truncated cone, with the light sources being arranged within the cylinder or truncated cone and the truncated cone being formed from a diffusely scattering material, so that the surface of the cylinder or truncated cone and thus the surface of the light-emitting body is designed to be diffusely scattering.
  • the light-emitting body is designed as a reflector, in particular as a truncated and/or faceted reflector, so that it has a reflective surface that is irradiated by the light sources and from which the second light-emitting device emits light into the environment.
  • the inside of the radiator tube is preferably designed as a reflector and/or designed in the manner of a cone.
  • the emitter tube extends vertically between its ends so that the at least one LED of the light source, ie the emitter, is spaced vertically through the emitter tube to the end of the emitter tube from which light emerges to be emitted onto the reflector.
  • This can have the particular advantage that the at least one LED cannot be seen from the outside when the outdoor light is in operation, since it is covered by the emitter tube, whereas the emitter tube simultaneously ensures that the light is sufficiently focused onto the reflector of the second light-emitting device can.
  • the second light emitting device has a reflector and a diffuser in addition to the second light source group.
  • the second light emitting device is designed to emit at least 80%, in particular at least 90%, in particular all of the light emitted by it by means of the diffuser.
  • the reflector is thus arranged relative to the diffuser and the light sources of the second light source group in such a way that a significant proportion of the light emitted by the light sources is first reflected by the reflector before it reaches the diffuser and is emitted by it.
  • the diffuser is preferably the light-emitting body explained above.
  • the reflector is particularly preferably arranged at least in sections and the light source group is arranged completely inside the diffuser.
  • the light sources of the second light source group are particularly preferably arranged around a central vertical axis of the outdoor light distributed on a horizontal support.
  • the central vertical axis preferably corresponds to the central vertical axis explained above.
  • the horizontal support is preferably arranged on the lower or upper support section of the support body and is thus held by it.
  • the reflector preferably extends, starting from a reflector section that is vertically opposite the carrier and covers the light sources of the second light source group horizontally, tapering towards the carrier on which the light sources of the light source group are arranged.
  • the outdoor light includes a light-permeable cover that delimits an interior space of the outdoor light, in which the light source groups of the light emitting devices are arranged. are preferred the light emitting devices are arranged as a whole in this interior space.
  • the interior is preferably sealed off from the surroundings of the exterior light, in particular at least in accordance with IP64, in particular at least in accordance with IP66.
  • the light source groups emit light from the interior onto the cover to illuminate a vicinity of the outdoor lamp. The light emitted by the light sources thus passes through the cover so that the surroundings are illuminated.
  • the cover can include optical elements that are assigned to at least one of the light emitting devices, or can be formed separately from the light emitting devices.
  • the tubular element preferably has the same shape profile on its outside as the cover.
  • the cover and tube elements can each be designed in the manner of a trumpet, a spherical segment or a cylinder.
  • the lower end of the supporting body of the outdoor light forms a mast extension for mounting on a mast spigot.
  • the mast attachment can be designed, for example, in the manner of a cone or cylinder in order to be placed on a corresponding cone-like or cylinder-like mast spigot.
  • the mast attachment preferably has fastening devices, such as screws, by means of which the mast attachment can be fixed in position and permanently on the mast spigot.
  • the exterior light is designed as a light module of a light column.
  • a light stele usually has a stele mast, which is designed for attachment to a floor and extends vertically upwards from the floor.
  • the outdoor light according to the invention which is designed as a light module of the light column, can, for example, typically be held at a distance of more than 3 m, in particular more than 4 m, in particular more than 5 m, vertically spaced above the ground and supported by the stele mast.
  • the light column is preferably designed in the manner of a cylinder over at least 70%, in particular at least 80% of its vertical extent, in particular over its entire vertical extent.
  • the exterior lamp is preferably designed in the manner of a cylinder.
  • the outdoor light designed as a light module of the light pedestal is designed in such a way that its support body has fastening devices that correspond to one another on its underside and on its upper side.
  • the fastening devices that correspond to one another can be formed, for example, in that an end plate is provided at the upper end and at the lower end of the outdoor light, in which through-holes are provided, with through Arranging the end plates one above the other and arranging the through-holes in alignment with one another, the two end plates can be screwed together when two identical outdoor lights are arranged one above the other.
  • the fastening device provided on the underside of the outdoor lamp has a coil-shaped connecting element which has an upper flange, a lower flange and a connecting section, the upper flange being spaced vertically from the lower flange by the connecting section and the connecting section being upper and lower flange connects to each other.
  • the connecting section has a smaller diameter, ie a smaller extent perpendicular to the vertical direction, than the two flanges.
  • the outdoor lamp particularly preferably comprises a tubular housing in which a light exit opening, in particular a horizontally closed circumferential light exit opening, is provided, which is preferably closed by the above-mentioned translucent cover, which is preferably designed in the manner of a cylinder or hollow cylinder.
  • the upper flange is arranged on and connected to an inside of the tubular housing, whereas the lower flange extends vertically downwards beyond the housing.
  • the corresponding upper fastening device is preferably designed as a projection, in particular as a flange-like projection, on the inside of the tubular housing offset downwards towards the upper vertical end of the housing.
  • the lower flange of the lower fastening device be easily mounted on the corresponding fastening device. Due to the provision of the connecting section, the fastening device provided on the underside of the exterior lamp can be particularly easily accessible, for example to enable a screw to be screwed into the projection provided on the section underneath.
  • the outdoor light in which the outdoor light is designed as a light module of a light column, can also have two housing sections, with the first light emitting device being arranged in a first housing section and the second light emitting device being arranged in a second housing section. At least one of the housing sections preferably has fastening devices on its upper side and on its lower side which correspond to one another and which can be designed as explained above.
  • a light of a light column is preferably realized in which the housing section of the outdoor light in which the first light emitting device is arranged is arranged vertically above the housing section in which the second light emitting device is arranged.
  • the housing section, in which the second light-emitting device is arranged preferably has fastening devices that correspond to one another on its upper side and its lower side.
  • the housing section in which the first light-emitting device is arranged is preferably designed as a light head, which preferably forms the vertically uppermost section of the light pillar.
  • the light column can include additional modules, in particular modules arranged between the two housing sections of the exterior light, such as a camera module, a radio module, etc.
  • the exterior lamp preferably has a continuous interior space that is circumferentially enclosed by the cover of the lamp, with both the light source group of the first light emitting device and the light source group of the second light emitting device emitting their light into this interior space and the light from this interior space through the cover is delivered as intended.
  • the cover preferably closes a light exit opening of the outdoor light, which runs uninterrupted in the vertical direction from the lower support section to the upper support section of the outdoor light.
  • the light exit opening runs continuously around a central vertical axis of the exterior lamp over its vertical extension and is closed without interruption by the cover.
  • the cover preferably runs uninterruptedly from the lower support section to the upper support section and is continuously translucent over its entire extent.
  • a configuration of this type can produce a particularly homogeneous emission of the outdoor light, both with regard to the radiation by the first light-emitting device and with regard to the radiation by the second light-emitting device, and such a configuration can make the outdoor light particularly pleasant to see optically be realised.
  • each light source in the first light source group is assigned a lens, with the light sources in the first light source group radiating any light they emit from the lens assigned to them directly onto the cover of the exterior lamp.
  • a targeted emission characteristic of the first light emitting device be specified particularly advantageous and simple.
  • the light sources of the second light source group radiate at least 80% of the light they emit through a diffuser that surrounds them to cover the outdoor light, through which the light they emit is then emitted into the area surrounding the outdoor light.
  • the invention also relates to a set for realizing an outdoor light according to the invention.
  • the set has a supporting body, a first light-emitting device, a second light-emitting device and a cover, in particular a lid.
  • the set is designed to implement a first outdoor lamp, the light sources of which are designed exclusively by the first light emitting device. This first outdoor light is therefore not designed as an outdoor light according to the invention.
  • the set is also designed to implement a second outdoor light, the light sources of which are formed by the first and the second light emitting device.
  • the set thus includes a set of components comprising at least the second light emitting device, with the use of this set of components being possible to implement an outdoor light according to the invention when realizing the outdoor light and a simple outdoor light not according to the invention being realizable without the set of components.
  • the inventors have recognized that such a set is particularly advantageous because such a set allows the modular provision of both simply structured outdoor lights as well as special advantageous outdoor lights.
  • the set thus ensures cost-effective implementation of large lighting projects, for example in cities.
  • the same cover and the same first light-emitting device and the same support body are used for the different lights that can be realized with the set, in particular also the same cover.
  • the exterior lights differ in that only some of the exterior lights use the set of components explained.
  • the second light emitting device preferably includes the light emitting body explained above, in particular the reflector explained above and the diffuser explained above and in particular the tubular element explained above.
  • the supporting body preferably comprises an upper and a lower supporting section and a connecting section which comprises a rod-like connecting part, it being possible for the connecting section to be supplemented by the tubular element in order to implement a lamp according to the invention.
  • Electrical lines, which supply the light sources of the second light emitting device in an implemented lamp according to the invention, preferably run between the rod-like connecting part and the tubular element.
  • the invention also relates to the use of an outdoor light according to the invention for illuminating an outdoor area, in particular a street.
  • a horizontal floor area is illuminated with the first light emitting device and a vertical wall area is illuminated with the second light emitting device.
  • an illuminance and/or a light temperature is measured on the vertical wall area and the luminous flux emitted by the second light emitting device and/or the light temperature of the light emitted by the second light emitting device is changed until the illuminance and/or the light temperature has reached the specified value.
  • an illuminance and/or a light temperature is selectively applied to a vertical wall area is measured and the fact is used that the second light emitting device can be controlled independently of the first light emitting device, so that the luminous flux of the second light emitting device and thus the illuminance and/or the light temperature in the wall area can be adjusted independently of a desired illumination of the floor area.
  • This setting or measurement preferably takes place while the first light-emitting device is switched off, ie is not emitting any light.
  • a presence detection sensor is used, with the presence detection sensor being read out and the second light emitting device being controlled as a function of the readout of the presence detection sensor.
  • the presence detection sensor is preferably connected to the control device of the exterior light via an interface, in particular a wireless interface.
  • Such a presence detection sensor can be implemented in a conventional manner, for example the presence detection sensor can be designed as a camera, in which case the presence of people is inferred by an algorithm from the recordings made by the camera, or as an infrared sensor, in which case infrared radiation is used to detect the presence is inferred by people.
  • the presence detection sensor is designed to output information about the presence of at least one person in the vicinity of the exterior light as a sensor value.
  • the second light emitting device is preferably controlled depending on the information output by the presence detection sensor in such a way that the luminous flux and/or the light temperature of the light it emits is adjusted by means of the control device depending on the information; in particular, it can be provided that depending on the Information the second light emitting device on- the is switched off.
  • a corresponding actuation of the first light emitting device, dependent on the information read from a presence detection sensor, can preferably be provided by means of the control device.
  • an arrangement comprehensively uses several outdoor lights according to the invention, with control data being exchanged between the outdoor lights of the arrangement.
  • the exterior lights have interfaces that correspond to one another, in particular wired or wireless interfaces.
  • This control data can include, for example, parameters relating to information read from a presence detection sensor and/or light temperature and/or light intensity of an ambient light.
  • the second light-emitting device and in particular also the first light-emitting device of a specific one of the exterior lights in the arrangement is particularly preferably activated as a function of control data that this specific exterior light has received from another exterior light in the arrangement via its interface.
  • the invention also relates to a corresponding, particularly advantageous arrangement of outdoor lights according to the invention. Provision is particularly preferably made in such an arrangement for each of the exterior lights to have an interface, with the exterior lights communicating with one another via their interfaces.
  • the outdoor lights particularly preferably form a mesh system, so that all the outdoor lights of the arrangement form a mesh network and can be controlled together.
  • all of the exterior lights can be controlled via a central control unit.
  • one of the exterior lights is designed as a master light and the other exterior lights are designed as slave lights that are controlled by the master light.
  • the use according to the invention relates to the use of an arrangement of outdoor lights according to the invention, with at least two, in particular all of the outdoor lights of the arrangement each have a presence detection sensor and the exterior lights have mutually corresponding interfaces via which they exchange information that was read from their respective presence detection sensors.
  • All of the exterior lights of the arrangement are particularly preferably controlled as a function of all of the information that is read from the presence detection sensors of all of the exterior lights.
  • the actuation preferably relates to the explained actuation of the second light-emitting device of the exterior lights.
  • the lamp according to the invention, the set according to the invention, the arrangement according to the invention and the use according to the invention can each have features that are explained in connection with generic lamps. Furthermore, it should be pointed out that different embodiments of the solutions according to the invention can each be combined with one another in a particularly advantageous manner.
  • FIG 1 a view of a cross section of an embodiment of an exterior light 100 according to the invention is shown schematically in a schematic representation.
  • the exterior lamp 100 comprises a supporting body which comprises an upper supporting section 3, a lower supporting section 9 and a connecting section connecting them.
  • the connecting section comprises a rod-like connecting part 5 and a tubular element 4.
  • the rod-like connecting part 5 serves to mechanically fix the supporting sections 3, 9 to one another and is detachably connected to the supporting sections 3, 9 for this purpose, which is generally advantageous according to the invention.
  • the rod-like connecting part 5 is thus designed solely to keep the two support sections 3, 9 at a distance from one another.
  • the supporting body also has a mast extension 8 designed in the manner of a truncated cone, which is designed to be placed on a corresponding truncated cone-shaped mast spigot of a lamp mast.
  • the exterior light 100 is thus designed to be mounted on a light pole via the mast attachment 8, with the mast attachment 8 in the present case and according to the invention being advantageously fixed in position, in particular detachably, connected to the lower support section 9 and the latter being connected to the upper support section 3 via the connection section connected is.
  • the outdoor lamp 100 further includes a translucent cover 1 having a trumpet-like shape and extending from the lower support portion 9 toward the upper support portion 3 .
  • An opaque cover 2 is provided at the upper end of the cover 1, which completely covers the cover 1 on its upper side, which is generally advantageous according to the invention, and which, as is also generally advantageous, is held by the supporting body, so that the cover 2 is connected in a fixed position via the connecting section of the support body to the mast attachment 8 and is held thereon.
  • the tube element 4 of the connecting section surrounds the rod-like part 5 of the connecting section and that the tube element 4 has the same shape as the cover 1, namely also a trumpet-like shape, with the outside of the tube element 4 facing towards the cover 1 of the exterior lamp being considered is, wherein the cover 1 encloses the interior. Corresponding guidance of the light can be ensured by the corresponding shapes of tube element 4 and cover 1 .
  • FIG 2 including the Figures 2a, 2b, 2c , 2d, and 2e 10 are various views of the outdoor light 100 according to FIG figure 1 or of components of this outdoor lamp 100 shown in various schematic representations.
  • Figure 2a is a view of the outdoor light 100, seen from an area surrounding the outdoor light 100, in which the mast attachment 8, the cover 1 and the lid 2 of the outdoor light 100 and the screws 80 for fixing the mast attachment 8 in a fixed position on a mast spigot can be seen .
  • Figure 2b is the lamp according to Figure 2a shown with an identical perspective but without the lid 2 and cover 1.
  • the upper support section 3 is designed like a pot, with the pot walls supporting the cover 2 and the light source group 10 being fastened to the bottom of the pot in such a way that its light sources 11 radiate downwards.
  • the upper support section 3 is generally preferably pot-shaped, with an operating device for supplying the light sources of the outdoor light being preferably arranged inside the pot shape and in particular at least the light sources of the first light emitting device being arranged on the bottom of the pot.
  • the operating device preferably includes the control device of the outdoor light.
  • a concealing element 12 is provided on the downward-facing outside of the bottom of the pot, which has cutouts through which the LEDs 11 dip downwards and covers the area between the cutouts, which is generally advantageous according to the invention.
  • the outdoor lamp 100 is in the same perspective as in FIGS Figures 2a and 2b shown but missing compared to Figure 2b the tube element 4 and the diffuser 6.
  • the upper and lower support sections 3, 9 are held together by a rod-like connecting part 5 and that the reflector 7 has a reflector section which is vertically spaced from the light source group 20 and completely covers it horizontally, with the reflector 7 running conically from this reflector section with a further reflector section towards the lower support section 9 .
  • Figure 2d 12 is the same view of the outdoor lamp 100 as in FIGS Figures 2a to 2c shown compared to the Figure 2c but without the reflector 7 and without the light source group 20 and the carrier 22 on which the light sources 21 of the light source group 20 are arranged.
  • the diffuser 6 is designed as a truncated cone-like body which, in the exterior light 100, encloses both all light sources 21 of the light source group of the second light emitting device and the further reflector section 72, which tapers conically from the reflector section 71 to the carrier 22 and the lower support section 9 runs. From the synopsis of the in figure 2 The views shown can also be seen that in order to implement the figure 2 shown embodiment of an outdoor lamp 100 according to the invention a set is used, which comprises the supporting body, the first light emitting device, the second light emitting device and the cover 1.
  • an outdoor light 100 not according to the invention can be implemented by arranging the cover 1 to run between the lower support section 9 and the upper support section 3 of the support body, so that it completely encloses an interior space of the outdoor light 100, and the cover 2 on top of the Cover 1 is put on and is supported on the upper support section 3.
  • an outdoor light 100 according to the invention with the figure 2 implement the set to be used by adding a kit to this outdoor lamp not according to the invention, comprising the tubular element 4, the diffuser 6, the reflector 7 and the support 22 with the light sources 21 of the light source group 20.
  • an outdoor light 100 according to the invention is implemented in that, starting from the outdoor light not according to the invention, the lower support section 9 is detached from the rod-like connecting part 5 and then the tubular element 4 is pushed onto the rod-like connecting part 5 and the support 22 is connected to the Reflector 7 and the diffuser 6 are also fixed to the lower support section 9 and the cover 1 is arranged to run between the support sections 3, 9, analogously to the realization of an outdoor lamp not according to the invention with the set according to the invention described.
  • An electrical supply of the light sources 21 can be done by starting from the pot-like upper support section 3 electrical lines are routed between the rod-like connecting part 5 and the tube element 4 to the carrier 22 and the LEDs 21 arranged thereon.
  • FIG 3 a further embodiment of an outdoor light 100 according to the invention is shown schematically in two schematic representations.
  • This embodiment differs from that in FIGS figures 1 and 2 shown embodiment by the different arrangement of the light sources of the two different light emitting devices and by the different configuration of the second light emitting device.
  • the first light emitting device is analogous to the light emitting device of the embodiment according to FIGS figures 1 and 2 formed and thus has a light source group 10 with light sources 11 and a cover element 12, wherein the light sources 11 and the cover element 12 are arranged on the underside of the pot-shaped upper support section 3 of the support body of the outdoor lamp 100.
  • Light sources 91 of the second light emitting device designed as LED emitters, which are also arranged and held on the pot bottom of the pot-shaped upper support section 3 and emit light downwards from this pot bottom onto a reflector 90 designed like a truncated cone and surrounded by the second light emitting device.
  • the reflector 90 forms the light-emitting body of the second light-emitting device
  • the diffuser 6 forms the light emitting body of the second light emitting device.
  • the second light emitting device emits all of the light emitted by it into the environment, starting from the surface of the reflector 90, through the cover 1 into the environment.
  • the surface of the reflector 90 and the light distribution with which the light sources 91 embodied as LED emitters of the second light emitting device emit light onto the reflector 90 are specifically designed in such a way that a homogeneous emission of light through the cover 1 for lateral illumination is achieved can.
  • FIG 4 In a schematic representation of the principle, the sectional areas through the light intensity distribution bodies of the first and second light emitting devices are shown in a first vertical sectional plane and in a second vertical sectional plane that is perpendicular to the first vertical sectional plane.
  • the luminous intensity distribution bodies each indicate the spatial angle-dependent luminous intensity distribution with which the light emitting devices emit light.
  • the point of the light source which forms the zero point of the respective luminous intensity distribution body, can also be seen, as can the amounts of luminous intensity for the respective solid angle.
  • the representation shown is a conventional representation of cut surfaces in vertical cutting planes a light intensity distribution body.
  • the contour curve A describes the outline of the sectional surface of the light intensity distribution body of the first light emitting device in the first vertical sectional plane
  • the contour curve B describes the outline of the sectional surface of the light intensity distribution body of the first light emitting device in the second vertical sectional plane
  • the contour curve C describes the outline of the sectional surface of the light intensity distribution body of the second Light emitting device in the first vertical sectional plane
  • the contour curve D describes the outline of the sectional surface of the light intensity distribution body of the second light emitting device in the second vertical sectional plane.
  • the luminous flux emitted by the first light emitting device is substantially greater than the luminous flux emitted by the second light emitting device, and that the second light emitter is designed for uniform lateral illumination in all directions, while the first light emitter is designed for substantial illumination of a horizontal floor which extends along the first vertical sectional plane over a significant length and along the second vertical sectional plane over a shorter length.
  • FIG 5 an embodiment of an arrangement according to the invention of outdoor lights 100 according to the invention is shown schematically in a schematic representation of the principle. Based figure 5 an embodiment of a use according to the invention is also explained.
  • the arrangement according to the invention shown comprises three outdoor lights 100 according to the invention.
  • the outdoor lights 100 are each arranged at the same vertical distance, in this case 4 m, from the ground. This is based on a reference point within the respective exterior light. In the present case and in a generally advantageous manner, the reference point corresponds to the geometric center point of the respective exterior lamp 100.
  • the exterior lamps 100 are arranged in a row one behind the other along a first horizontal straight line. They are spaced from a side wall along a second horizontal straight line perpendicular to the first.
  • each exterior light 100 illuminates a floor area E with its first light emitting device by means of its first light source group 10 and with its second light emitting device by means of its second Light source group 20 a wall area F of the wall shown.
  • the first horizontal straight line corresponds to the line-up direction explained above, in which the exterior lamps 100 are lined up.
  • each of the exterior lights 100 has a radio module 30 which is arranged at an interface of the control device of the respective exterior light 100 .
  • the outdoor lights 100 can communicate with one another via their radio modules 30 and their associated interfaces, so that they can share information with one another.
  • the exterior lights 100 can receive programming of their respective control device via their radio modules 30 .
  • the process of such a programming in the context of an inventive use of the arrangement shown is shown schematically.
  • a predefined value of a desired illuminance is preferably in the input device or smartphone 50 Wall area F can be entered, the control device of the outdoor light 100 being programmed by the interaction of the radio module 30 and the input device or smartphone 50 with feedback, ie by reading out the information that is measured with the light sensor 40, so that the luminous flux that the second Light source group 20 emits, is changed until the desired value of the illuminance is reached.
  • Corresponding programming can be carried out for each outdoor light 100, and since each outdoor light 100 has a different distance along the second horizontal straight line to the wall area F assigned to it, this advantageous embodiment of a use according to the invention can ensure that the wall as a whole is as homogeneous illuminance.
  • the individual programming of the lamps by means of a measurement of the illuminance that they generate on a wall area, while changing the luminous flux until a desired illuminance is reached is generally advantageous.
  • the exterior lights 100 are to be used to illuminate a wall area by means of the second light-emitting device, which is located on one side with respect to the second horizontal straight line of the respective exterior light 100 .
  • the second light-emitting device can thus be illuminated in a direction along the line-up direction at least is partially shaded.
  • This can be advantageously realized, for example, according to the invention in that only such subgroups
  • Light sources of the second light source group 20 of the exterior light 100 can be controlled to emit light, which illuminate the wall area F, but do not shine in the direction of the rowing direction; alternatively or additionally, shading elements can be provided in the exterior light, for example so-called shutters, which are on such sides of the LEDs positioned where glare suppression is desired.
  • Such a shutter can be designed, for example, as an opaque, only slightly translucent optical block arranged next to the LED.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
EP22202210.5A 2021-10-18 2022-10-18 Luminaire extérieur à éclairage ambiant contrôlable Pending EP4166841A1 (fr)

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DE102021126945.8A DE102021126945A1 (de) 2021-10-18 2021-10-18 Außenleuchte mit steuerbarer Umgebungsbeleuchtung

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EP4166841A1 true EP4166841A1 (fr) 2023-04-19

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR749910A (fr) * 1932-02-02 1933-08-01 Perfectionnements apportés aux moyens pour assurer l'éclairage de lieux de circulation tels, notamment, que les artères d'une agglomération
KR20050117855A (ko) * 2004-06-11 2005-12-15 삼성물산 주식회사 연출 조명을 갖는 가로등 시스템 및 그의 운영방법
JP2009016180A (ja) * 2007-07-04 2009-01-22 Fukei Secolo:Kk 街路灯用照明器具並びに街路灯
US20090284966A1 (en) * 2008-05-16 2009-11-19 Musco Corporation Lighting system with combined directly viewable luminous or transmissive surface and controlled area illumination
EP2123972A1 (fr) * 2008-05-21 2009-11-25 Advanced Optoelectronic Technology Inc. Lampadaire à diode électroluminescente doté d'une lampe auxiliaire
TW201104139A (en) * 2009-07-31 2011-02-01 Foxconn Tech Co Ltd Illuminating device
US20140313765A1 (en) * 2013-04-19 2014-10-23 Abl Ip Holding Llc Annulus shaped luminaire
GB2584013A (en) * 2019-04-15 2020-11-18 Windsor D W Ltd Pathway lighting bollard
CN110805857B (zh) * 2019-11-08 2021-06-22 济南三星灯饰有限公司 一种复合式led匀光系统

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR749910A (fr) * 1932-02-02 1933-08-01 Perfectionnements apportés aux moyens pour assurer l'éclairage de lieux de circulation tels, notamment, que les artères d'une agglomération
KR20050117855A (ko) * 2004-06-11 2005-12-15 삼성물산 주식회사 연출 조명을 갖는 가로등 시스템 및 그의 운영방법
JP2009016180A (ja) * 2007-07-04 2009-01-22 Fukei Secolo:Kk 街路灯用照明器具並びに街路灯
US20090284966A1 (en) * 2008-05-16 2009-11-19 Musco Corporation Lighting system with combined directly viewable luminous or transmissive surface and controlled area illumination
EP2123972A1 (fr) * 2008-05-21 2009-11-25 Advanced Optoelectronic Technology Inc. Lampadaire à diode électroluminescente doté d'une lampe auxiliaire
TW201104139A (en) * 2009-07-31 2011-02-01 Foxconn Tech Co Ltd Illuminating device
US20140313765A1 (en) * 2013-04-19 2014-10-23 Abl Ip Holding Llc Annulus shaped luminaire
GB2584013A (en) * 2019-04-15 2020-11-18 Windsor D W Ltd Pathway lighting bollard
CN110805857B (zh) * 2019-11-08 2021-06-22 济南三星灯饰有限公司 一种复合式led匀光系统

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