EP1188983B1 - Rasterstütze für eine Leuchte und Leuchte, insbesondere Einbauleuchte - Google Patents

Rasterstütze für eine Leuchte und Leuchte, insbesondere Einbauleuchte Download PDF

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Publication number
EP1188983B1
EP1188983B1 EP01119456A EP01119456A EP1188983B1 EP 1188983 B1 EP1188983 B1 EP 1188983B1 EP 01119456 A EP01119456 A EP 01119456A EP 01119456 A EP01119456 A EP 01119456A EP 1188983 B1 EP1188983 B1 EP 1188983B1
Authority
EP
European Patent Office
Prior art keywords
tongue
luminaire according
base section
housing
luminaire
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.)
Expired - Lifetime
Application number
EP01119456A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1188983A3 (de
EP1188983A2 (de
Inventor
Ewald Hämmerle
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.)
ZUMTOBEL LIGHTING GmbH
Original Assignee
Zumtobel Lighting GmbH Austria
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 Zumtobel Lighting GmbH Austria filed Critical Zumtobel Lighting GmbH Austria
Publication of EP1188983A2 publication Critical patent/EP1188983A2/de
Publication of EP1188983A3 publication Critical patent/EP1188983A3/de
Application granted granted Critical
Publication of EP1188983B1 publication Critical patent/EP1188983B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • 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
    • 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
    • F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
    • F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
    • 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

Definitions

  • a light equipped with at least one fluorescent lamp with a two oppositely arranged side reflectors having reflector it is common for scattering and glare the light to provide a plurality of transversely to the side reflectors and held on these transverse reflectors, which form a so-called raster reflector with the side reflectors.
  • the transversely shaped V-shaped transverse reflectors are plugged into their holders in slots corresponding shape in the side reflectors and held by the slots on the outsides superior and bent mounting portions form-fitting manner.
  • a transversely projecting tongue is provided at the base portion of the grid support, which is arranged in such a position that they cover the Nietloches in the base portion above the tongue and the Nietloches in the side reflector above the slot rests on the upper edge of the slot and serves as an assembly or positioning aid by this system.
  • the rivet can be easily inserted into the rivet holes.
  • a support leg arrangement is formed on the base section with which the support member is supported in the groove of an outwardly bent edge flange of the side reflector.
  • the rivet attachment is required because otherwise sufficient attachment is not given. As a result, a construction, installation and cost-intensive effort is given.
  • a grid support which is provided for fastening the side reflectors of a luminaire grid in a luminaire housing and from a foot area with a Stützfußan extract and a head area consists.
  • the foot and head area are connected to each other via a profiled central area, which is designed in an S or Z shape.
  • an outwardly projecting pin is provided, which is inserted into an opening provided on the reflector side wall opening.
  • the invention has the object to improve a luminaire of the present type to the effect that the rivet connection can be omitted. Furthermore, the attachment of the grid support to the luminaire grid should be easy to perform.
  • a present luminaire is a typical mass-produced product that is to be manufactured as inexpensively as possible while ensuring a good function. This affects both the manufacture of the luminaire and its installation.
  • a light influencing element for.
  • a reflector or grid reflector to allow in the housing of the lamp a connector with effective on both sides of the light influencing element and the inner walls of the housing Verrastungsvorraumen has already been proposed, each with an attachment as provided on the inner side of the latching element and a cooperating Verrastungselement at the light influencing element.
  • the latching elements are each formed integrally on the associated side wall of the housing. This eliminates additional components and their attachment to the side walls.
  • the Verrastungsetti can already realize or prefabricate in the manufacture of the housing, so that a special installation of the fasteners deleted.
  • the latching elements in each case in one piece on the associated side wall, preferably by a molding which is pressed in from the outside and may be formed by a bead which extends continuously or can be arranged only in the region of the associated Verrastungsussiianas on the light influencing element.
  • An Anformung or shaping of Verrastungsetti is therefore of particular advantage, because such can be formed on the side wall, respectively, without an opening in the side wall is formed, could get through the dirt in the interior of the lamp.
  • the side wall can be stabilized by a shaping, in particular when the formation is formed as a bead.
  • the embodiments according to the invention are particularly suitable for a recessed luminaire in which accessibility is made more difficult by installation in an installation opening.
  • subclaims include features that improve the snap action of the snap element and the assembly of the grid support, ensure a one-piece construction of the grid support and also ensure an advantageous centering or second snap action of the grid support with respect to a centering or locking a grid reflector.
  • the main parts of the designated in their entirety by 1 light are a box-shaped housing 2 in the form of an upside down tub, a base part 3, the z. B. is attached by means of a console located thereon 4 inside the tub bottom, at least one, here two, sockets 5 which are mounted opposite each other on the base part 3 and carry a lamp 6, z.
  • a fluorescent tube and a light influencing element 7, preferably in the form of a raster reflector 7a, which is releasably secured by means arranged on both sides between it and the side walls 2a of the tub 2 raster supports 9 in the housing 2.
  • the housing 2 is installed in an installation opening of a ceiling or wall hinted, with a arranged on both sides and flange protruding edge portion 2 b of the housing 1 is supported on the installation opening edge, z. B. in that it rests on two arranged on both sides support rails 12 with the edge portions 2b or engages under this. It is z. B. a lamp 1 elongated design, as is common in lamps 6 in the form of fluorescent tubes.
  • the raster reflector 7a consists in a conventional manner substantially of two equal, but with respect to the vertical longitudinal center plane 13 of the lamp 1 oppositely arranged side reflectors 14 and these in the lower region interconnecting transverse reflectors 15, each of formed sheet metal, in particular aluminum, are formed.
  • the side reflectors 14 are each formed by a concavely curved sheet-metal profile extending in the longitudinal direction, the lower edge being designed in the manner of a laterally projecting channel 16, here with a horizontally projecting gutter leg 16a and an upwardly extending gutter leg 16b.
  • the mutually identical transverse reflectors 15 are formed by a V-shaped sheet-metal profile, the ends of which pass through the side reflector walls 14a of the side reflectors 14 in corresponding V-shaped slots 17, wherein the end edges 15a are bent behind the slots 17. Between the side reflectors is the emission opening 1a of the lamp. 1
  • the upper edge 17a of the V-shaped slots 17 extends approximately horizontally, wherein it may be formed in its central region by a recess 17b between two downwardly projecting tongue-shaped sheet metal sections 18 and may have a rectangular shape.
  • the raster reflector 7a is releasably held in the housing 2 by a plurality of latching devices 21 in the sense of a plug connection, which are respectively arranged and operative between the outer sides of the side reflectors 14 and the side walls 2a of the housing 2, wherein at least two latching devices are distributed along the length of the grid reflector 7 21 are provided.
  • the latching devices 21 are each connected by a latching element 22, z. B.
  • Verrastungskante on the associated side wall 2a and a cooperating Verrastungsnase 23 formed on the grid support 9, which by means of a designated in its entirety with 25 snap connection in a voltage applied to the outside of the associated side reflector 14 position with this releasably latched or latched is.
  • grid supports 9 are each formed by a punched / bent part of thin, resilient material, such as sheet metal, in particular spring steel, which is stamped in one piece from a circuit board, not shown, and bent.
  • the main parts of the grid support 9 are a substantially straight and flat extending base portion 26, preferably quadrangular shape, two in a first end portion E1 of the base portion 26 narrow side support legs 27 and disposed therebetween secondary securement tongue 28 which protrudes to the side in the mounting position is the outer side S1 of the grid support 9, and a second attachment tongue 29 arranged in the other end region E2 of the base section 26 and protruding on the inner side S2 opposite the outer side S1.
  • Both fastening tongues 28, 29 are centrally and symmetrically arranged and formed with respect to a through the end portions E1, E2 extending main transverse plane 31, wherein the fastening tongue 29 in this transverse plane 31 in the direction of the support legs 27 is elastically bendable from a relaxed normal position.
  • the second fastening tongue 29 extends from the free edge region 32 of a base leg 33, which is bent at the second end E2 from the base section 26 to the outside S1.
  • the second fastening tongue 29 by cutouts 34 in the base leg 33 and by a z. B. triangular recess 24 is cut free in the base portion 26, which merges into the cutouts 34.
  • the recess 24 may correspond to the shape of the slots 17, but is sized larger, so that between the edge of the recess 24 and the end edges 15a of the transverse reflectors 15 a movement play is present and thus the grid supports 9 are position independent of the transverse reflectors 15.
  • the tongue connection 29a of the fastening tongue 29 is offset with respect to the base section 26 towards the outside S1, whereby a longer fastening tongue 29 can be formed, whose flexural elasticity is correspondingly greater.
  • the flat fastening tongue 29, which is arranged transversely to the transverse plane 31, has on its broadside remote from the first end E1 a snap element 36, in particular in the form of a curved bend, from which the end region of the fastening tongue 29 extends obliquely or rounded towards the first end E1 and thereby a starting ramp 37 forms.
  • a detent recess 38 is formed in the form of a bend.
  • the free corners of the base leg 33 are preferably rounded.
  • the first attachment tongue 28 is also formed centrally and symmetrically with respect to the transverse plane 31. In order to increase the elastic flexibility of the fastening tongue 28, this does not extend from the first end E1 of the base portion 26, but the tongue connection 28a is offset from the first end E1 to the second end E2, which by at the first end E1 expiring free cuts 41, here between the fastening tongue 28 and the feet 27, is reached.
  • the fastening tongue 28 extends from its tongue connection 28a with a tongue portion 28b initially to the first end region E1, in which it is bent by approximately 180 ° and optionally extends obliquely with a second tongue portion 28c in the direction of the second end region E2.
  • the second tongue portion 28c is adjoined by a third tongue portion 28d which extends obliquely or rounded toward the outside S1, with a fourth tongue portion 28e rounded thereon or obliquely extending toward the base portion 26.
  • the third and fourth tongue sections 28d, 28e form what is described below rounded or inclined ramps 23a, 23b, wherein the lateral projection formed thereby forms the Verrastungsnase 23.
  • the toe tips of the support legs 27 project beyond the lower end E1 of the base portion 26 and are preferably offset outwardly from the plane of the base portion 26 towards the outer side S1 by outwardly bent leg portions 27a, preferably offset so far that the toe tips are in the mounted position in the Close or in the groove of the upright gutter leg 16b are located.
  • the lengths of the second and third tongue legs 28b, 28c are dimensioned so large that the Verrastungsnase 23 is located above the gutter leg 16b and unhindered transversely to the plane of the base portion 26 on and can rebound.
  • the assembly of the grid support 24 can be done handling friendly, quickly and easily by placing the support legs 27 on the gutter leg 16a and pressing the base portion 26 against the associated side reflector 14, wherein the snap element 36 with the start-up or insertion ramp 37 against the recess edge 17a and the fastening tongue 29 is elastically bent toward the first end region E1 and wherein, when the snap element 36 is located behind the recess edge 17a, it elastically bends back into its normal position, in which the snap element 36 engages behind the recess edge 17a.
  • the grid support 9 and the fastening tongue 29 is formed so that the snap element 36 rests with a residual stress on the recess edge 17a.
  • the fastening tongue can be bent and released automatically or by a special manual, directed transversely to them pressure.
  • the Verrastungsnasen 23 are bent on the latching element 22 due to the start-up ramp 23b elastically inward and bend behind the locking element 22 elastically and engage behind ,
  • the Verrastungsnasen 23 with a residual stress on the side walls 2b, to avoid rattling of the mounting arrangement.
  • the latching force is only dimensioned so large that automatically solve by a manual withdrawal of the grid reflector 7a from the housing 2, the latching connections, wherein the Verrastungsnasen 23 due to the start-up ramps 23a elastically bend inwards.
  • the latching element 22 is in each case integrally formed on the associated side wall 2a and at a distance from its edge, preferably formed on this, wherein the latching element 22 may protrude inwardly from the side wall 2a, e.g. about 2 to 3 mm.
  • a particularly simple and inexpensive producible embodiment is given when the latching element 22 is formed by a formation 22a of the side wall 2a, which is formed by applying pressure from the outside, z. B. is pressed when the formation 22a is only occasionally available or z. B. is rolled when the formation 22a is elongated in the form of a bead.
  • the cross-sectional shape of the formation 22a is preferably rounded. When elongated, the formation 22a may extend over the entire length of the side wall 2a. In all embodiments, the side wall 2a is stabilized by the formation 22a.
  • the molding 22a can be formed in the manufacture of the housing 2 and thus prefabricated so that it requires no further action for the production of the Verrastungsiatas 22 after the completion of the housing 2.
  • Fig. 2 are arranged on both sides Verrastungs institute 22 and formations 22a on the right continuously and left as a relatively short longitudinal sections exemplified.
  • the light influencing element 7 or here the raster reflector 7a by means of a suspension device 41 so dependent on the housing 2 to arrange that it remains suspended after its release from the housing 2 at a distance from this and due This distance is much improved access.
  • the suspension device 41 is arranged on one side, so that in the suspended position the light influencing element 7 with respect to the longitudinal center plane 13 is laterally offset and the access is further improved.
  • the suspension device 41 is formed by two flexible straps 42, the ends of which are attached in eyelets 43, 44 on the light influencing element 7 and the housing 2, preferably captively mounted.
  • the straps 42 may be formed by tension springs in the form of coil springs. They are located in the end regions of the luminaire 1 which is elongated here.
  • the eyelets 43 may be formed on the housing 2 by means of eyelet parts 45 fastened to the sidewalls 2a on the inside.
  • the eyelets 44 associated with the light-influencing element 7 are preferably arranged on the grid supports 9, so that no special eyelets are required on the light-influencing element 7 or walls 14a.
  • the off or free cuts 34 are suitable as eyelets 44, so that it requires no special training these eyelets.
  • Fig. 5 shows a preferably formed by a tension spring tape 42 in the mounted or suspended position.
  • the formation of the straps 42 as elastically extensible fasteners is particularly advantageous because they allow, if necessary, to increase the distance between the suspended light influencing element 7 and the housing 2 by Glasausübung.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Supports For Pipes And Cables (AREA)
  • Laminated Bodies (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
EP01119456A 2000-09-18 2001-08-13 Rasterstütze für eine Leuchte und Leuchte, insbesondere Einbauleuchte Expired - Lifetime EP1188983B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE20016141U 2000-09-18
DE20016141U DE20016141U1 (de) 2000-09-18 2000-09-18 Rasterstütze für eine Leuchte und Leuchte, insbesondere Einbauleuchte

Publications (3)

Publication Number Publication Date
EP1188983A2 EP1188983A2 (de) 2002-03-20
EP1188983A3 EP1188983A3 (de) 2004-06-02
EP1188983B1 true EP1188983B1 (de) 2011-04-20

Family

ID=7946620

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01119456A Expired - Lifetime EP1188983B1 (de) 2000-09-18 2001-08-13 Rasterstütze für eine Leuchte und Leuchte, insbesondere Einbauleuchte

Country Status (4)

Country Link
EP (1) EP1188983B1 (no)
AT (1) ATE506579T1 (no)
DE (2) DE20016141U1 (no)
NO (1) NO329636B1 (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202013101791U1 (de) * 2013-04-25 2014-07-28 Zumtobel Lighting Gmbh Abdeckungselement für Flächenleuchte

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008014642U1 (de) * 2008-11-04 2010-03-25 Zumtobel Lighting Gmbh Montageelement zur Montage von zwei Leuchtenbauteilen an einem Leuchtengehäuse

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2037062T3 (es) * 1986-11-20 1993-06-16 Thorn Licht Gmbh Luminaria.
JPH04109504A (ja) * 1990-08-29 1992-04-10 Toshiba Lighting & Technol Corp 照明器具
DE19744392C1 (de) * 1997-10-08 1999-04-08 Lenneper Gmbh & Co Kg Anordnung zur Befestigung eines Funktionsteiles in einem Gehäuse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202013101791U1 (de) * 2013-04-25 2014-07-28 Zumtobel Lighting Gmbh Abdeckungselement für Flächenleuchte

Also Published As

Publication number Publication date
NO20014512D0 (no) 2001-09-17
ATE506579T1 (de) 2011-05-15
NO20014512L (no) 2002-03-19
EP1188983A3 (de) 2004-06-02
NO329636B1 (no) 2010-11-22
DE50115854D1 (de) 2011-06-01
DE20016141U1 (de) 2002-01-24
EP1188983A2 (de) 2002-03-20

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