EP3879169B1 - Support de fixation d'un corps de luminaire - Google Patents

Support de fixation d'un corps de luminaire Download PDF

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Publication number
EP3879169B1
EP3879169B1 EP20162483.0A EP20162483A EP3879169B1 EP 3879169 B1 EP3879169 B1 EP 3879169B1 EP 20162483 A EP20162483 A EP 20162483A EP 3879169 B1 EP3879169 B1 EP 3879169B1
Authority
EP
European Patent Office
Prior art keywords
base body
cooling
holder
longitudinal axis
plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP20162483.0A
Other languages
German (de)
English (en)
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EP3879169A1 (fr
Inventor
Georg Bechter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
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Individual
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Publication date
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Priority to EP20162483.0A priority Critical patent/EP3879169B1/fr
Publication of EP3879169A1 publication Critical patent/EP3879169A1/fr
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Publication of EP3879169B1 publication Critical patent/EP3879169B1/fr
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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
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/024—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a wall or like vertical structure, e.g. building facade
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/04—Recessed bases
    • F21V21/041—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates
    • F21V21/042—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall
    • F21V21/043—Mounting arrangements specially adapted for false ceiling panels or partition walls made of plates using clamping means, e.g. for clamping with panel or wall actuated 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/02—Wall, ceiling, or floor bases; Fixing pendants or arms to the bases
    • F21V21/04—Recessed bases
    • F21V21/047—Mounting arrangements with fastening means engaging the inner surface of a hole in a ceiling or wall, e.g. for solid walls or for blind holes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
    • F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
    • 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 present invention relates to a system comprising a holder for fastening a luminous element to a ceiling element or to a wall element, comprising an essentially cylindrical base body which extends along a longitudinal axis from a base body start to a base body end and has an outer lateral surface, the outer An element for adjustable fixing in the direction of the longitudinal axis, in particular an external thread, is arranged on the lateral surface, with at least one spatula element being arranged in the area of the end of the base body, which spatula element protrudes in a first direction from the base body, with the first direction having at least one directional component, which directional component lies in a normal plane standing normal to the longitudinal axis, the holder further comprising at least one plate element, the plate element having a preferably cylindrical opening, in which opening the base body r is held by means of the element for adjustable fixing in the direction of the longitudinal axis, in particular by means of the external thread by a screw connection, and at least one luminous element, the luminous element
  • Sunken lamps most of which are located inside a ceiling or wall element, are used in buildings, such as houses, or in structures and supporting structures, such as roofs and tunnels.
  • brackets are usually used, which fix the lamp securely to the ceiling or wall element.
  • EP 3 434 964 A1 For example, a holder for attaching a lamp to a ceiling or wall element is known, which can be used with different ceiling or wall constructions and offers optimal support in a layer of filler or plaster. In EP 3 434 964 A1 however, it is neither described nor is there any indication as to whether and how the luminous bodies are optionally cooled.
  • cooling elements may be necessary, which have the task of dissipating the heat loss of the lighting element to the environment as well as possible, in order to keep the operating temperature of the lighting element low.
  • cooling elements with a large surface area are preferably used.
  • EP 3 428 509 A1 a holder for mounting an electrical assembly, in particular a lamp, on a ceiling or wall element.
  • the electrical assembly includes, among other things, a cooling element for cooling a supply circuit board.
  • the disadvantage of the holder known from the prior art is that only luminous bodies that are directly connected to a cooling element can be installed in it. This means that when the lamp is replaced, not only the lamp but also the cooling element connected to the lamp must be removed from the holder. In order for this to be possible, the diameter of the cooling element must not be larger than the diameter of the lamp. In order to nevertheless enable adequate cooling, the cooling element must therefore have a corresponding height. As a result, the mounting depth of the bracket is large.
  • bracket only partially to a thickness on the ceiling or Wall element applied putty or plaster layer is customizable.
  • U.S. 2016/146411 A1 discloses, in one embodiment, a light fixture comprising a light box mounted on a base, the base having an opening defined by a lip.
  • U.S. 2017/336036 A1 describes a lighting device comprising a thread that makes it possible to screw the lighting device into a receiving element that can be arranged in a building structure, with a light source being able to be received inside the lighting device.
  • an additional plate or reinforcement for example a nut, can be added such that the threads of the lighting device engage both the socket and the additional plate or reinforcement.
  • DE 202012005765 U1 relates to an LED downlight comprising a light source module attached to a decorative surface of a panel and a heat dissipation frame attached to a cover surface of the panel, the heat dissipation frame having heat dissipation portions.
  • a holder for fastening a luminous element to a ceiling element or to a wall element comprising an essentially cylindrical base body which extends along a longitudinal axis from a base body start to a base body end and has an outer lateral surface, wherein on the outer lateral surface an element for adjustable fixing in the direction of the longitudinal axis, in particular an external thread, is arranged, with at least one spatula element being arranged in the area of the end of the base body, which spatula element protrudes in a first direction from the base body, with the first direction having at least one directional component, which directional component in a normal plane that is normal to the longitudinal axis, is achieved according to the invention in that the holder further comprises at least one plate element and at least one cooling element, the plate element having a preferably cylindrical Has an opening, in which opening the base body is held by means of the element for adjustable fixing in the direction of the longitudinal axis, in particular by means of the external thread by a screw connection, the
  • the cooling element now has a larger diameter, the installation depth can be reduced with the same cooling capacity.
  • the diameter of the base body in which the luminous element is inserted can be kept relatively small in accordance with the diameter of the luminous element, because when the luminous element is changed only the luminous element is actually removed from the basic body must, but not the cooling element, which remains in the holder when changing the illuminant. In this respect, the maintenance of the system consisting of the holder and the luminous element is also facilitated by the separation of the luminous element and the cooling element for the luminous element.
  • the panel element can be, for example, a gypsum fiber panel which has a cylindrical shape at least in sections.
  • a thread is preferably used as an element for adjustable fixing in the direction of the longitudinal axis.
  • Such an external thread on the outer lateral surface of the base body enables the base body to be fastened to the plate element. It would be conceivable for the base body to be screwed directly into the plate element with its external thread, with an inner surface of the plate element delimiting the opening being cut through the external thread at least in sections.
  • the base body prefferably held in the opening by means of an internal thread of a counter-element, for example a nut, which engages with the external thread.
  • a counter-element for example a nut
  • the counter-element can be fixed on a rear side of the panel element, for example fastened or glued in a form-fitting manner.
  • the counter-element it would also be conceivable for the counter-element to be fastened in the opening, for example glued in place.
  • the fastening element is arranged in the opening and countered or tightened with the counter-element on the back of the plate element, so that the counter-element does not have to be additionally fixed or glued to the back of the plate element.
  • one or more locking elements could also be provided on the base body as an element for adjustable fixing in the direction of the longitudinal axis, which engage in corresponding counter-elements on the plate element, for example in Counter elements in the opening of the plate element. In this way, the base body can be pushed and fixed in positions defined by the latching elements along the longitudinal axis.
  • the spatula element As already mentioned above, it would be conceivable for the spatula element to form a protruding, defined boundary up to which the spatula or plaster layer is applied.
  • the spatula element makes it easy to create a well-defined, flush finish between the spatula or plaster layer and the base body.
  • the spatula element prefferably has one or more recesses into which a corresponding tool can be inserted in order to be able to rotate the base body without difficulty.
  • it can be a slit-shaped recess into which a screwdriver can be inserted.
  • At least one cooling element is arranged behind the panel element, assuming that the front side of the panel element points into the space to be illuminated when the panel element is attached to or in a ceiling or wall element.
  • the cooling element and the beginning of the base body can be connected to one another by means of a screw connection.
  • the cooling element and the beginning of the base body are connected to one another by means of a riveted connection or by means of an adhesive connection.
  • the connection between the cooling element and the base body does not have to be detachable because the cooling element does not have to be dismantled after mounting the bracket in a ceiling or wall element and is also not accessible without removing the ceiling or wall element.
  • the cooling element has a larger diameter than the opening of the plate element.
  • diameter is understood to mean a shortest distance between those two points on a surface of the cooling element which points are furthest apart from one another.
  • the larger diameter of the cooling element compared to the opening of the plate element ensures good cooling.
  • the height of the cooling element can be reduced as a result, since most of the cooling element extends normal to the longitudinal axis, as a result of which the installation depth of the holder according to the invention is reduced.
  • the geometric shape of the cooling element can vary.
  • the cooling element can have an at least partially polygonal shape or preferably an at least partially circular shape.
  • the cooling element have at least partially the shape of a polygon or preferably at least partially have the shape of a cylinder.
  • the system according to the invention comprises at least one luminous body, wherein the luminous body can be arranged detachably, in particular detachably without tools, in an interior of the base body.
  • tools By “tool-free” is meant here that no screwdriver is required to install or remove a filament from the mount.
  • Corresponding indentations in the illuminant can make it easier to release the illuminant from the holder using everyday tools, such as a coin or just your hand, for example by rotating the illuminant by an angle, in particular less than 180°, e.g. by 90°.
  • illuminant is to be understood as meaning all electrical equipment and electrical loads that are used to generate light.
  • a fastening structure known per se for the luminous element is preferably formed on an inner side of the base body, in particular a projection, a step, a thread, a bayonet closure part, a snap closure part or a magnetic closure part.
  • the luminous element is preferably brought into direct contact with the cooling element.
  • the at least one luminous element is a circuit board, in particular a circuit board with at least one light-emitting diode, which circuit board can be placed in a corresponding recess of the connection circuit board and can be contacted with the cooling element.
  • the circuit board can be guided through a corresponding recess in the connection circuit board in order to establish contact with the cooling element. This means that by inserting the circuit board into the connection circuit board, a form-fitting connection is formed that holds the lamp in the holder.
  • springs can be provided on the circuit board.
  • the circuit board is a carrier for electronic components.
  • the circuit board is used for the electrical connection to a current or voltage source.
  • the at least one cooling element is a flat cooling plate, which is aligned normal to the longitudinal axis.
  • the appropriate orientation also results in a particularly small installation depth of the holder according to the invention.
  • the cooling plate prefferably has at least one opening in order on the one hand to improve the air circulation and on the other hand to save material and weight of the cooling plate.
  • the diameter of the at least one cooling element is a multiple of a diameter of the opening.
  • the diameter of the cooling element can be approximately twice, three times or four times, preferably five times, six times or seven times compared to the diameter of the opening.
  • the diameter of the cooling element may be any value greater than seven times the diameter of the orifice, and any value between two and seven times the diameter of the orifice.
  • the diameter of the cooling element is at least twice the opening of the plate element. On the one hand, this brings about good cooling of the luminous element and, on the other hand, it ensures a small installation depth of the holder according to the invention. As a rule, the diameter of the cooling element is smaller than a diameter of the plate element. This has the advantage that the holder, including the cooling element mounted on it, can in principle be inserted into the ceiling or wall element from both sides.
  • the holder comprises at least one connecting element, which connecting element is arranged between the base body and the cooling element.
  • the connecting element is arranged behind the plate element, viewed in the direction of the longitudinal axis, and serves to mechanically connect the base body and the cooling element.
  • the connecting element can have an electrically insulating effect in order to separate the cooling element, which is usually metallic, from an electrical connection that is provided for the luminous body on the base element.
  • the connecting element is designed in such a way that an installed luminous body is in thermal contact with the cooling element.
  • the holder comprises at least one connection board for an electrical connection of the luminous element.
  • the connection board is a connection part which can interact with another connection part in order to establish an electrical connection.
  • the at least one connecting board is arranged between the plate element and the connecting element.
  • the connection board is arranged behind the plate element and in front of the connecting element, viewed in the direction of the longitudinal axis. This ensures that the Connection board is not in direct contact with the cooling plate, as it is spatially separated from the cooling element by the connecting element.
  • the connecting element is held, for example clamped, between the connection board and the cooling element by means of screws or the like.
  • the at least one plate element comprises at least one fixing element for fixing to a ceiling element or wall element.
  • the at least one fixing element serves on the one hand to align the plate element and on the other hand prevents the plate element from slipping along the longitudinal axis.
  • At least one fixing element can be, for example, a rotatable bolt or a screw with a wing element arranged at the end of the bolt or screw, which wing element is supported on the rear side of a ceiling or wall element when the holder is installed.
  • the wing element thus prevents the holder from slipping out of the ceiling or wall element into the room to be illuminated.
  • the at least one fixing element then comprises at least one stop element which interacts with the wing element.
  • a plurality of extensions can be provided in the radial direction on the periphery of the panel element, which are pressed into the ceiling or wall element. Together with any wing elements, these extensions determine the position of the plate element in both directions along the longitudinal axis.
  • fastening tabs are also conceivable as fixing elements, which are firmly connected to the plate element, eg by means of a screw connection, and are later firmly connected to the ceiling or wall element, eg by means of a screw connection be able. These fastening tabs fix the position of the panel element in both directions along the longitudinal axis when the panel element is attached to the ceiling or wall element.
  • the base body which is connected to the at least one cooling element, can be twisted in the case of a screw connection relative to the plate element due to the screw connection.
  • the base body can only be rotated to a limited extent or not at all in the operating state.
  • the at least one plate element comprises at least one locking element for locking the at least one cooling element against rotations relative to the plate element.
  • the at least one locking element is provided in order to prevent the at least one cooling element from rotating unintentionally relative to the plate element.
  • the at least one locking element can be a locking spring.
  • the at least one locking element can interact with the at least one cooling element in different ways. It would be conceivable, for example, for the at least one locking element to only exert pressure on a peripheral area of the at least one cooling element. Therefore, in a further embodiment of the invention it is provided that the at least one locking element bears against the at least one cooling element and is designed in such a way that it brakes a rotation of the at least one cooling element relative to the plate element through friction. This provides resistance to unwanted twisting. Nevertheless, there is a permanent possibility of adjusting the base body until the holder is plastered. This means that the base body can be adapted at any time to the thickness of a layer of filler or plaster that is still to be applied.
  • the at least one locking element to interact with the at least one cooling plate in such a way that positive locking occurs.
  • the at least one cooling element has at least one recess in a peripheral region for receiving the locking element.
  • the cooling element could have a latching structure in the peripheral region, into which the locking spring engages. This means that the base body can be continuously adjusted when the bracket is mounted on a ceiling or wall element, but locking points are noticeable.
  • the base body which is connected to the at least one cooling element via a latching connection, can also have a locking element, such as a stop, beyond which no relative displacement along the longitudinal axis is possible.
  • the holder has an installation depth running along the longitudinal axis of at most 7 cm, preferably at most 6 cm, particularly preferably at most 4 cm.
  • the holder according to the invention can also be installed in ceiling or wall elements where there is little space in the cavity behind them. Ie the brackets according to the invention allow a wide Use because it can be installed on a wide variety of ceiling or wall constructions.
  • the holder according to the invention can be used in various ceiling or wall constructions.
  • a ceiling element or wall element is therefore provided according to the invention, comprising a holder according to the invention, the holder being held flush in a recess of the ceiling element or the wall element.
  • a corresponding cavity is preferably provided behind the ceiling or wall element in order to facilitate the assembly of the holder according to the invention.
  • the ceiling or wall element can be a gypsum fiber board.
  • the ceiling or wall element has a generally circular recess corresponding to the holder.
  • the panel element prefferably held flush in the recess of the ceiling or wall element with the aid of the at least one fixing element.
  • a layer of filler or plaster applied to the panel element has a thickness which essentially corresponds to a distance measured along the longitudinal axis between the panel element and the adjustable spatula element.
  • the holder 1 shows an axonometric view of an exploded representation of a first exemplary embodiment of a system according to the invention, comprising a holder 1 according to the invention and a luminous element 2 from above at an angle, while 2 an axonometric view of an exploded representation of the first embodiment of the system according to the invention 1 from diagonally below.
  • the holder 1 according to the invention comprises a base body 4, a plate element 13 and a cooling element 14.
  • the cylindrical base body 4 extends along a longitudinal axis 5 from a base body start 6 to a base body end 7 and has an outer lateral surface 8 on which lateral surface 8 an external thread 9 is arranged. Furthermore, in the area of the base body end 7 there is a spatula element 10 which completely surrounds the base body end 7 and which in a first direction 11 from Base body 4 protrudes, with the first direction 11 being normal to the longitudinal axis 5 .
  • the plate element 13 has a cylindrical opening 15 in which the base body 4 is held in an operating state, the operating state being understood to mean the assembled holder 1 according to the invention - i.e. in the operating state the base body 4 is held in the opening 15 of the plate element 13 and the cooling element 14 is connected to the base body 4 in the area of the start 6 of the base body.
  • the base body 4 is held in the opening 15 by means of an internal thread 26, which engages with the external thread 9, of a counter-element 25, in this case a nut, which is made in particular of plastic.
  • 3 shows an axonometric view of an exploded view of the plate element 13 and the counter element 25 of the first embodiment of the holder 1 according to the invention 1 , wherein the counter element 25 is fixed on a rear side of the plate element 13 in a corresponding recess.
  • the cooling element 14 is arranged behind the plate element 13 as seen in the direction of the longitudinal axis 5 .
  • the cooling element 14 is designed as a flat cooling plate, which is aligned normal to the longitudinal axis 5, with a diameter of the cooling element 14 being approximately five times as long as a diameter of the opening 15.
  • the cooling element 14 has a large number of openings, which Serve material and weight savings and allow air circulation through and around the cooling element 14. It would also be conceivable to arrange several cooling elements 14 parallel to one another.
  • a connecting element 16 is arranged between the base body 4 and the cooling element 14, which is also designed as a nut, in particular as a plastic nut, in the first exemplary embodiment.
  • the holder 1 comprises a connection board 17 which is arranged in the operating state between the plate element 13 and the connecting element 16 and can be connected to a voltage source or current source (not shown).
  • connection circuit board 17 is pushed over the start of the base body 6 and rests in two recesses of the base body 4 with inwardly directed extensions.
  • the connecting element 16 is screwed onto the external thread of the base body 4 with its internal thread.
  • the cooling element is placed on the connecting element 16 and screwed to the connection board 17 by means of screws, which here run outside of the connecting element 16, which circuit board has corresponding bores for this purpose.
  • the plate element 13 also comprises three fixing elements 18 (see FIG 1 ), which serve to fix the holder 1 according to the invention on a ceiling or wall element 3 .
  • Each of the three fixing elements 18 has a rotatable screw 27 with a wing element 28 fixedly arranged on the end of the screw.
  • the screw 27 can be easily turned with the aid of a screwdriver.
  • each of the three fixing elements 18 includes a stop element 29 that facilitates the fixation. With the help of the wing elements 28, the holder 1 according to the invention is hung in this exemplary embodiment in a corresponding recess 24 of the ceiling or wall element 3 in such a way that the holder 1 is held flush.
  • Locking elements 12 are not provided in this embodiment, ie the base body 4 can be rotated at any time without resistance.
  • figure 5 1 shows an axonometric view of the first embodiment of the holder 1 according to the invention 1 from diagonally above while 6 an axonometric view of the first embodiment of the holder 1 according to the invention 1 from diagonally below.
  • the very small installation depth 21 of the holder 1 according to the invention can be clearly seen from these two figures.
  • the holder 1 according to the invention has an installation depth 21 of only 4 cm, which means that the holder 1 according to the invention can also be installed in ceiling or wall elements 3 that have a very small cavity behind them.
  • the luminous body 2 In its operating state, the luminous body 2 is arranged and fixed in an interior 22 of the base body 4, e.g. by means of a bayonet fitting part and/or by means of springs, and comprises a circuit board 23 with a light-emitting diode 35, which circuit board 23 is guided through a recess in the connection circuit board 17, until the circuit board 23 contacts the cooling element 14 .
  • An electrical connection to the connection board 17 is formed by flexible springs 34 soldered to the board 23 .
  • circuit board 23 which are supported on the connection circuit board 17, cause the circuit board 23 to rest against the cooling element 14.
  • the electrical contact between circuit board 23 and connection circuit board 17 is made at the same time as mechanical locking by a rotary movement, similar to a bayonet lock.
  • the mechanical lock can be easily opened by hand or with a coin and the illuminant 2 can be replaced.
  • the luminous element 2 comprises further optical elements, such as a reflector 30 here.
  • a lens could also be provided.
  • An antiglare ring 31 can be pressed or glued to the circuit board 23 .
  • the antiglare ring 31 can also be additionally suspended in springs of the board 23 .
  • the base body 4 By turning the base body 4 accordingly, it is possible in this exemplary embodiment to set exactly how much the spatula element 10 protrudes over the plate element 13 in the operating state. I.e. if a layer of filler or plaster is applied to the panel element 13, rotating the base body 4 can cause the filler element 10 to protrude beyond the panel element 13 - without a layer of filler or plaster - by exactly the thickness of the layer of filler or plaster. This enables the spatula element 10 to be flush with the spatula or plaster layer, which is also accompanied by a good hold of the base body 4 in the spatula or plaster layer.
  • the height of the cooling element 14 can be reduced because most of the cooling element 14 extends normal to the longitudinal axis 5, whereby the installation depth 21 of the holder 1 according to the invention or the system according to the invention is reduced.
  • FIG. 8 shows an axonometric view of the second embodiment of the holder 1 according to the invention from diagonally above.
  • the construction of the holder 1 according to the invention of the second exemplary embodiment corresponds to the construction of the holder 1 according to the invention of the first exemplary embodiment, with the difference that a locking element 12, which is designed as a locking spring, is provided.
  • the cooling element 14 has a recess 20 in a peripheral region 19 for receiving the locking element 12 .
  • the base body 4 can no longer be twisted, since the cooling element 14 is positively locked to the locking element 12 and can no longer be twisted.
  • the base body 4 can only be rotated in the opening 15 of the plate element 13 before the mounting bracket 1 is installed in a ceiling or wall element 3 .
  • FIG. 9 shows an axonometric sectional view of the second embodiment of the system according to the invention, which is arranged in a ceiling element 3.
  • the plate element 13 is held flush in a recess 24 of the ceiling element 3 by means of the fixing elements 18.
  • the assembly and installation of the system 1 according to the invention in the ceiling element 3 can be briefly summarized as follows: At the beginning, the base body 4 is screwed into the plate element 13 and held in the opening 15 by means of the internal thread 26 of the counter-element 25 engaging with the external thread 9 . Furthermore, the start of the base body 6 is inserted into the recess of the connecting board 17 and then screwed to the connecting element 16 . Then the connection board 17 is connected to the cooling element 14 by means of screws.
  • the holder 1 according to the invention has the following sequence as seen in the direction of the longitudinal axis: base body end 7, Plate element 13, counter-element 25, connection board 17, connecting element 16 arranged at the beginning of the base body 6, cooling element 14.
  • the holder 1 according to the invention produced in this way can then be delivered to a customer who has to produce a corresponding recess 24 in a ceiling element 3 .
  • the holder 1 according to the invention is arranged in the recess 24 of the ceiling element 3 and fixed in the ceiling element 3 by means of fixing elements 18 , here each consisting of bolts 27 , wing element 28 and stop element 29 .
  • the base body 4 with spatula element 10 is adjusted along the longitudinal axis 5 according to the plaster thickness and the plaster layer is applied.
  • the luminous body 2 is inserted into the base body 4 of the holder 1 according to the invention.
  • FIG. 10 shows an alternative way of attaching the bracket 1 to a ceiling or wall element 3.
  • the fixing elements 18 in the form of screws 27, wing elements 28 and stop elements 29 as in 1
  • Two fastening tabs 33 are provided. These are firmly connected to the plate element 13, for example screwed. The customer can then fix the holder 1 inserted into the ceiling or wall element 3 by means of screws which connect the fastening lugs 33 to the ceiling or wall element 3 .
  • a typical diameter of a plate element according to the invention is 150 mm for all embodiments, a typical diameter of the opening 15 is 25-32 mm.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Claims (12)

  1. Système comprenant
    - une monture (1) pour la fixation d'un luminaire (2) sur un élément de plafond (3) ou un élément de mur (3), comprenant un corps de base (4) sensiblement cylindrique qui s'étend d'une origine du corps de base (6) à une extrémité du corps de base (7) le long d'un axe longitudinal (5) et une surface d'enveloppe extérieure (8), un élément servant à la fixation réglable dans la direction de l'axe longitudinal (5), en particulier un filetage extérieur (9), étant disposé sur la surface d'enveloppe extérieure (8), au moins un élément sous enduit (10) étant disposé au niveau de l'extrémité du corps de base (7), lequel élément sous enduit (10) dépasse du corps de base (4) dans une première direction (11), la première direction (11) comportant au moins une composante directionnelle qui se trouve dans un plan perpendiculaire qui est perpendiculaire à l'axe longitudinal (5), la monture (1) comprenant au moins un élément en forme de plaque (13), lequel élément en forme de plaque (13) présente une ouverture (15) de préférence cylindrique, le corps de base (4) étant retenu dans cette ouverture (15) au moyen de l'élément servant à la fixation réglable dans la direction de l'axe longitudinal (5), en particulier par un assemblage vissé au moyen du filetage extérieur (9),
    et
    - au moins un luminaire (2), lequel luminaire (2) peut être disposé à l'intérieur (22) du corps de base (4) de façon amovible, en particulier amovible sans outils,
    caractérisé en ce que la monture (1) comprend au moins un élément de refroidissement (14) et au moins une carte de raccordement (17) pour le raccordement électrique du luminaire (2), l'élément de refroidissement (14) étant relié au corps de base (4) au niveau de l'origine du corps de base (6) et l'élément de refroidissement (14) présentant un diamètre plus grand que l'ouverture (15) perpendiculairement à l'axe longitudinal (5),
    et en ce que l'au moins un luminaire (2) comprend une carte (23), en particulier une carte (23) avec au moins une diode électroluminescente, laquelle carte (23) peut être placée dans un creux correspondant de la carte de raccordement (17) et mise en contact avec l'élément de refroidissement (14).
  2. Système selon la revendication 1, caractérisé en ce que l'au moins un élément de refroidissement (14) est une ailette en tôle qui est orientée perpendiculairement à l'axe longitudinal (5).
  3. Système selon l'une des revendications 1 à 2, caractérisé en ce que le diamètre de l'au moins un élément de refroidissement (14) est un multiple du diamètre de l'ouverture (15).
  4. Système selon l'une des revendications 1 à 3, caractérisé en ce que la monture (1) comprend au moins un élément d'assemblage (16), lequel élément d'assemblage (16) est disposé entre le corps de base (4) et l'élément de refroidissement (14).
  5. Système selon la revendication 4, caractérisé en ce que l'au moins une carte de raccordement (17) est disposée entre l'élément en forme de plaque (13) et l'élément d'assemblage (16).
  6. Système selon l'une des revendications 1 à 5, caractérisé en ce que l'au moins un élément en forme de plaque (13) comprend au moins un élément de fixation (18 ; 27-29, 32 ; 33) pour la fixation sur un élément de plafond (3) ou élément de mur (3).
  7. Système selon l'une des revendications 1 à 6, caractérisé en ce que l'au moins un élément en forme de plaque (13) comprend au moins un élément d'arrêt (12) pour arrêter la rotation de l'au moins un élément de refroidissement (14) par rapport à l'élément en forme de plaque (13).
  8. Système selon la revendication 7, caractérisé en ce que l'au moins un élément d'arrêt (12) est contigu d'au moins un élément de refroidissement (14) et conformé de façon à freiner une rotation de l'au moins un élément de refroidissement (14) par rapport à l'élément en forme de plaque (13).
  9. Système selon l'une des revendications 7 ou 8, caractérisé en ce que l'au moins un élément de refroidissement (14) présente dans une partie de circonférence (19) au moins un creux (20) destiné à recevoir l'élément d'arrêt (12).
  10. Système selon l'une des revendications 1 à 9, caractérisé en ce que la monture (1) présente une profondeur de montage (21) sur l'axe longitudinal (5) de 7 cm au maximum, de préférence de 6 cm au maximum, en particulier de 4 cm au maximum.
  11. Élément de plafond (3) ou élément de mur (3) comprenant un système selon l'une des revendications 1 à 10, dans lequel la monture (1) est retenue en affleurement dans un creux (24) de l'élément de plafond (3) ou de l'élément de mur (3).
  12. Élément de plafond (3) ou élément de mur (3) selon la revendication 11, caractérisé en ce qu'une couche d'enduit ou une couche de crépi appliquée sur l'élément en forme de plaque (13) présente une épaisseur sensiblement égale à une distance mesurée sur l'axe longitudinal (5) entre l'élément en forme de plaque (13) et l'élément sous enduit (10) ajustable.
EP20162483.0A 2020-03-11 2020-03-11 Support de fixation d'un corps de luminaire Active EP3879169B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20162483.0A EP3879169B1 (fr) 2020-03-11 2020-03-11 Support de fixation d'un corps de luminaire

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Application Number Priority Date Filing Date Title
EP20162483.0A EP3879169B1 (fr) 2020-03-11 2020-03-11 Support de fixation d'un corps de luminaire

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EP3879169B1 true EP3879169B1 (fr) 2022-05-04

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4249795B1 (fr) 2022-03-23 2024-05-15 Georg Bechter Système de maintien

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202012005765U1 (de) * 2012-06-13 2012-07-05 Albert Chow LED-Einbauleuchte
WO2014053145A1 (fr) * 2012-10-05 2014-04-10 Fischer Lighting Aps Dispositif d'éclairage, élément de réception et d'insertion
US9797563B2 (en) * 2014-11-26 2017-10-24 Ursatech Ltd. Downlight firestop
DE202017104065U1 (de) 2017-07-07 2018-10-09 Bartenbach Holding Gmbh Montagevorrichtung
EP3434964B1 (fr) 2017-07-27 2020-02-12 Georg Bechter Fixation d'un dispositif d'éclairage ou d'une partie de suspension de dispositif d'éclairage

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