EP3527888A1 - Luminaire, en particulier luminaire pour local humide - Google Patents

Luminaire, en particulier luminaire pour local humide Download PDF

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Publication number
EP3527888A1
EP3527888A1 EP19157809.5A EP19157809A EP3527888A1 EP 3527888 A1 EP3527888 A1 EP 3527888A1 EP 19157809 A EP19157809 A EP 19157809A EP 3527888 A1 EP3527888 A1 EP 3527888A1
Authority
EP
European Patent Office
Prior art keywords
cover
housing
luminaire
latching
groove wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19157809.5A
Other languages
German (de)
English (en)
Other versions
EP3527888B1 (fr
Inventor
Karsten Marquas
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 EP3527888A1 publication Critical patent/EP3527888A1/fr
Application granted granted Critical
Publication of EP3527888B1 publication Critical patent/EP3527888B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
    • F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
    • F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
    • F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V31/00—Gas-tight or water-tight arrangements
    • F21V31/005—Sealing arrangements therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Definitions

  • the invention relates to a luminaire, in particular a moisture-proof luminaire, comprising an elongated housing, a plate-shaped device carrier carrying a plurality of semiconductor light sources such as LEDs, and a trough-shaped optical cover with longitudinal limbs defining an opening of the cover, wherein the device carrier on the cover by means of a Locking connection is locked.
  • Such lights are known in the art, wherein the housing can be fixed, for example in the case of a ceiling light on the ceiling or in a suspended ceiling, with a usually detachable connection between the cover and the housing can be provided.
  • a generic light is for example in the utility model DE 20 2016 000 122 U1 disclosed.
  • operable connection means we Klammerhakten, rocker arm locks or the like provided over which the cover can be solved, for example, for maintenance of the housing.
  • the present invention has for its object to improve a conventional luminaire in terms of their functionality.
  • the lamp according to the invention is characterized in that the cover and the housing have a tongue and groove connection with corresponding locking elements for locking the cover to the housing, wherein the lockable tongue and groove connection can be released without tools.
  • the functional components for providing the tongue and groove connection at the same time have functional elements or designs for providing a snap-fit, ie. Locking connection, which come or lead to the positive locking of the tongue and groove connection for locking.
  • Locking connection which come or lead to the positive locking of the tongue and groove connection for locking.
  • a joining part deforms elastically and then hooked releasably or permanently with a corresponding locking element.
  • one of the components, cover or housing, a groove and the other component has a groove corresponding to the groove, wherein both at the groove defining inner surfaces and on the spring-defining surfaces each at least one locking element can be arranged, said Locking elements correspond and can automatically provide the described latching between tongue and groove and thus between cover and housing during the joining process for producing the tongue and groove connection.
  • the luminaire according to the invention is easy to handle, in particular in the attachment of the cover to the housing, since the joining process automatically locks the components to one another, so that during the joining process, a sequential actuation of a plurality of clip hooks or Toggle lever locks or the like can be omitted.
  • the appearance of the lamp improves, since the omission of these additional closure means in the region of the closure portions between the housing and the cover, a closed and homogeneous appearance of the lamp can be provided.
  • corresponding locking elements of the tongue and groove connection are covered by the outer groove wall to maintain a closed and homogeneous appearance of the luminaire, such that the locking elements for a viewer of the lamp are not visible.
  • the receiving groove on the housing and the spring can be provided according to the cover.
  • the housing may be formed in cross-section approximately U-shaped with each other in the transverse direction, defining an opening of the housing legs (side legs) at their respective free end portion may be formed in the direction of the cover receiving groove with spaced in the transverse direction of the lamp groove walls ,
  • the outer groove wall of the receiving groove on its inner side in the longitudinal direction spaced locking elements have for locking with associated locking elements of the cover.
  • This embodiment also has the advantage that the connecting or receiving groove has in the installation position downwards and insofar as the tongue and groove connection between the cover and the housing is protected or covered.
  • the outer groove wall with a uniform height extend over the length of the housing, which further enhances the harmonious appearance of the lamp.
  • the inner groove wall of the receiving groove has a lower height than the outer groove wall, for example, to receive in the space thus formed portions of the equipment carrier, which may be aligned to the inner groove wall.
  • latching elements of the cover in each case at its two longitudinal ends attaching and extending on a transverse web of the respective longitudinal leg walls comprising the design of a receptacle for a respective associated locking element of the housing. This measure, on the one hand, reinforces the cover in the region of the latching by the walls extending from the latching element and thus a more symmetrical derivation of the forces occurring during the joining / separating operation Components ready.
  • a hollow insertion element such as a thin needle introduced into the groove, preferably close to the groove bottom and then the seal are foamed by introducing the material into the groove.
  • it may also be provided to place on the groove base before setting the tongue and groove connection and subsequent locking a seal, which after setting the tongue and groove connection and locking as in the first-mentioned embodiment, a hermetic seal of the interior the lamp provides to the outside.
  • the respective receiving groove can be suitably provided that the springs of the optical cover on the inside a plurality of longitudinally spaced and extending inwardly and toward the base of the cover joining or guiding ribs have for support on the inner groove wall of the housing.
  • the design may be such that in the joining movement between the cover and housing first said joining ribs come into contact with the inner surface of the inner groove wall of the housing and only then or simultaneously the successive sliding inclined or guide surfaces of the associated locking elements of the cover and the Housing for widening the receiving groove during the joining process.
  • the spring of the cover has at its free end a web which is arranged on the outside at longitudinal locations on which a latching element on the spring , merges into an oblique surface of the latching element and adjoins the inside of the joining rib design, so that said web is formed as a sealing web which presses the seal against the groove bottom of the receiving groove.
  • a respective optical and / or haptic marking is designed on the outside of the outer groove wall in the longitudinal region of a latching element arranged on the inside of the outer groove wall, for example in the form of two markings Ribs which indicate the longitudinal extension of the respective latching element. These markings can indicate to the respective user at which points the respective outer groove wall is to be elastically deflected in order to release the respective catch between the cover and the housing at this point. Under a haptic marking any surface designs on the outside of the outer groove wall at the designated locations are meant, which can be detected by touching.
  • FIG. 1 represents an exploded view of the lamp according to the invention, which is formed in the described embodiment as a wet room ceiling light. It comprises in the described embodiment, an elongated, trough-shaped housing 10 with a perpendicular to the longitudinal extent approximately U-shaped cross-section through a bottom portion 11 and two thereof approximately perpendicularly departing side legs 12a, b is formed. At the free end of the two side legs 12a, b, the housing 10 each have a longitudinally extending receiving groove 13a, b on for cooperation with longitudinally extending springs 55a, b at the free ends of the legs 51a, 51b of the trough-shaped cover 50.
  • the Housing 10 may be formed in one or more pieces, for example in three pieces with an elongated part and one end face on the longitudinal end of the housing 10. In all of these described embodiments, the receiving groove on the housing and the spring on the cover in these end face sections, so that light closed is.
  • the housing may be formed of a plastic, in another embodiment of a metal material.
  • the inventively designed lamp also has a so-called device carrier 30, which is here plate-shaped with a top 31 and a bottom 32 is formed. While the upper side 31 is directed in the installed position to the bottom 11 of the housing, the underside 32 of the device carrier 30 in installation position on the trough bottom of the optical cover 50.
  • the device carrier 30 carries in the described embodiment on its underside 32, the lighting means in the form of a plurality of Semiconductor light sources, in particular LEDs, which may be arranged for example in a series arrangement on a printed circuit board, wherein the circuit board is mounted on the underside of the device carrier 30. In another embodiment, the LEDs can also be applied directly to the device carrier 30.
  • the device carrier interconnections, wiring, terminals and in particular one or more operating devices for the lamps the interconnection is then carried out via corresponding openings or feedthroughs from the top 31 to the bottom 32.
  • the assembly of the device carrier described is not shown in the figures.
  • the device carrier may be made of a metal or a plastic, in particular in one piece.
  • the latter also comprises a trough-shaped optical cover 50, which in the described embodiment is made of a translucent material and in another embodiment can also be transparent.
  • the cover can be provided on its inner surface with light-guiding structures 52, for example in the form of longitudinally extending ribs in prismatic form.
  • light-guiding structures may also be provided on the optically effective outer surface 53, wherein in the described embodiment, the cover to prevent accumulation of dirt has a smooth, unstructured surface.
  • cover and the housing are shown open on its right side for clarity of illustration. In one embodiment, both the housing 10 and the cover 50 may be integrally formed. However, it is also possible to have several of the FIG. 1 Assemble specified elements for the design of a lamp with basically any length.
  • FIG. 1 more detailed representation of the FIG. 2a of the device carrier 30 are on the two side flanges 33a, b longitudinally spaced locking recesses 35 are provided, in which in a manner to be described corresponding latching hooks 57 of the optical cover 50 cooperate when connecting the two parts together, see Fig. 2b .
  • a respective guide recess 36 is provided in the device carrier 30 between two longitudinally spaced latching recesses 35, which is incorporated in a channel-shaped shoulder 37 in a transverse end section of the device carrier, to which a respective side flange 33a, b adjoins, which is substantially perpendicular to the top - or bottom of the device carrier runs.
  • These guide recesses 36 act in a manner to be described with arranged on the optical cover 50 tabs 56 for relatively guiding the device carrier to the cover 50 in the process of Verrastens both parts together.
  • the latching hooks 57 extend inwards in the transverse direction on the respective side limbs 51a, b, and provide a latching surface 58 extending perpendicularly to the respective side limbs 51a, b, which presses on the upper side of the groove 37 after being latched to the equipment support 30.
  • the guide plates 56 extend in the guide recesses 36 of the device carrier 30.
  • a plurality of guide ribs 60 are again provided spaced apart in the longitudinal direction of the cover, extending almost over the entire spring height and after extend inside. It should be noted that the locking recesses, guide recesses, guide straps, and latching hooks described on both longitudinal sides of the components 30, 50 are constructed identically.
  • both are initially oriented relative to each other, the guide straps 56 are aligned with the associated guide recesses 36 and both parts 30, 50 are moved in a direction perpendicular to the longitudinal extent of the parts until the guide straps 56 engage in the respective associated guide recesses 36.
  • underside sections of the channel 37 slide along the bevel or guide surface of the latching hooks 57 until the latching hook 57 with its latching surface 58, see FIG FIG. 2b , comes to rest on the surface of the groove 37 of the device carrier 30 or snaps.
  • both components 30, 50 releasably connected to each other, see Fig. 2c .
  • the outer surfaces of the side flanges 33a, b of the device carrier 30 abut against the guide ribs 60 extending inwardly from the spring 55a, b.
  • the latching hooks 64 each have an inclined surface or guide surface 65 and a latching surface 70 extending approximately perpendicular to the respective spring.
  • 64 walls 66a, b set at the two longitudinal ends of the respective locking element, which are outwardly and in the representation of Figure 2c extend down to a crosspiece 68 extending from the respective spring 5a, b.
  • the latching surface 70, the inner sides of the walls 66a, b and the visible surface in the figure of the transverse web 68 form a respective latching receptacle for receiving a respectively associated latching hook 20 on the housing 10, which will be discussed in more detail below.
  • the elongated trough-like housing 10 has in the described embodiment, two side legs 12a, b, at their free ends in each case a receiving groove 13a, b for receiving a respective spring 55a, b of the cover, see for example FIG. 2b , on.
  • This receiving groove is formed in each case by a here approximately perpendicular to the respective side legs 12a, b extending groove base wall 18, 19 and two adjoining and spaced groove walls extending, ie in the case of the receiving groove 13a, the inner groove wall 16 and the outer groove wall 17 and in the case of Receiving groove 13b, the inner groove wall 14 and the outer groove wall 15th
  • latching hooks 20 spaced from the free end of the respective outer groove wall 15, 17 provided at their inner side directed towards the groove in each case in the longitudinal direction spaced latching hooks 20 are provided.
  • the latching hooks 20 extend transversely to the longitudinal direction inwards with a directed toward the free end of the outer groove wall inclined or guide surface 21 and a directed into the respective Nutinnere locking surface 22, which extends approximately perpendicular to the outer groove wall here.
  • the locking hooks 20 arranged on the inside of the outer groove wall 17 are concealed except for the latching hooks 20 visible on the right-hand end of the housing.
  • Marking ribs 23a, b acting as guide aids are provided on the outer side of the outer groove walls 15, 17, each marking a latching hook 20 arranged at the rear side of the outer groove wall 15, 17. They serve when releasing the latching between the housing and the cover as a handle mark to identify the locations at which the respective outer groove wall 15, 17 is gripped and to pivot outwards to sequentially lock the latching hook 20 in to solve the kind of a zipper procedure.
  • a latching of the cover 50 with attached equipment carrier 30 to the housing 10 is effected in that the springs 55a, b of the cover 50 aligned with the receiving grooves 13a, b of the housing and housing and cover are then moved towards each other.
  • FIG. 5 shows the in FIG. 4 Locking situation shown on the right side in detail from a slightly different angle. Visible, the guide ribs 60 bear against the inside of the inner groove wall 16, while the latching hooks 20 of the housing are accommodated in the latching receptacles 69.
  • the in FIG. 5 Reference numeral 80 marked cavity forms a sealing space in which a seal is foamed after locking the cover with the housing. In this case, the spring 55a, b protrudes with the sealing web 67 into the sealing material.
  • the FIG. 5 are the side flanges 33a, b in the locked state of Cover 50 with the housing 10 to the inner groove wall 14, 16 aligned.
EP19157809.5A 2018-02-16 2019-02-18 Luminaire, en particulier luminaire pour local humide Active EP3527888B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102018001189.6A DE102018001189A1 (de) 2018-02-16 2018-02-16 Leuchte, insbesondere Feuchtraumleute

Publications (2)

Publication Number Publication Date
EP3527888A1 true EP3527888A1 (fr) 2019-08-21
EP3527888B1 EP3527888B1 (fr) 2021-03-31

Family

ID=65493936

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19157809.5A Active EP3527888B1 (fr) 2018-02-16 2019-02-18 Luminaire, en particulier luminaire pour local humide

Country Status (3)

Country Link
EP (1) EP3527888B1 (fr)
DE (1) DE102018001189A1 (fr)
ES (1) ES2869386T3 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3816503A1 (fr) * 2019-11-04 2021-05-05 BJB GmbH & Co. KG Composant de luminaire permettant de recouvrir une source lumineuse

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1327103A1 (fr) * 2000-10-20 2003-07-16 TRILUX-LENZE GmbH & Co. KG Lampe etanche
EP2868964A1 (fr) * 2013-11-05 2015-05-06 Siteco Beleuchtungstechnik GmbH Dispositif d'éclairage
DE202016000122U1 (de) * 2016-01-08 2016-01-25 Siteco Beleuchtungstechnik Gmbh Feuchtraumleuchte in Wannenbauform
US20160327237A1 (en) * 2015-05-07 2016-11-10 Abl Ip Holding Llc Luminaire with pre-assembled light engine and lens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4413316C2 (de) * 1994-04-16 1998-07-16 Reiss Int Gmbh Leuchtenverschluß
EP1052454B1 (fr) * 1999-05-11 2007-10-24 Koninklijke Philips Electronics N.V. Luminaire d'intérieur/industriel
DE10116468A1 (de) * 2001-04-03 2002-10-17 Zumtobel Staff Gmbh Leuchte
DE202016103785U1 (de) * 2016-07-14 2017-10-18 Zumtobel Lighting Gmbh Leuchte

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1327103A1 (fr) * 2000-10-20 2003-07-16 TRILUX-LENZE GmbH & Co. KG Lampe etanche
EP2868964A1 (fr) * 2013-11-05 2015-05-06 Siteco Beleuchtungstechnik GmbH Dispositif d'éclairage
US20160327237A1 (en) * 2015-05-07 2016-11-10 Abl Ip Holding Llc Luminaire with pre-assembled light engine and lens
DE202016000122U1 (de) * 2016-01-08 2016-01-25 Siteco Beleuchtungstechnik Gmbh Feuchtraumleuchte in Wannenbauform

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3816503A1 (fr) * 2019-11-04 2021-05-05 BJB GmbH & Co. KG Composant de luminaire permettant de recouvrir une source lumineuse
CN112781013A (zh) * 2019-11-04 2021-05-11 Bjb两合公司 用于遮盖光源的灯具构件
US11486564B2 (en) 2019-11-04 2022-11-01 Bjb Gmbh & Co. Kg Lamp component covering a light source
CN112781013B (zh) * 2019-11-04 2023-06-02 Bjb两合公司 用于遮盖光源的灯具构件

Also Published As

Publication number Publication date
EP3527888B1 (fr) 2021-03-31
DE102018001189A1 (de) 2019-08-22
ES2869386T3 (es) 2021-10-25

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