CN104251462A - 照明装置及灯具 - Google Patents

照明装置及灯具 Download PDF

Info

Publication number
CN104251462A
CN104251462A CN201410511063.3A CN201410511063A CN104251462A CN 104251462 A CN104251462 A CN 104251462A CN 201410511063 A CN201410511063 A CN 201410511063A CN 104251462 A CN104251462 A CN 104251462A
Authority
CN
China
Prior art keywords
reflector
light
lighting device
emitting window
light emitting
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
CN201410511063.3A
Other languages
English (en)
Other versions
CN104251462B (zh
Inventor
M.C.J.M.维斯森伯格
A.P.M.丁格曼斯
M.J.范博梅
E.布内坎普
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.)
Signify Holding BV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN104251462A publication Critical patent/CN104251462A/zh
Application granted granted Critical
Publication of CN104251462B publication Critical patent/CN104251462B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/04Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like
    • E04B9/0464Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation comprising slabs, panels, sheets or the like having irregularities on the faces, e.g. holes, grooves
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04BGENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/34Grid-like or open-work ceilings, e.g. lattice type box-like modules, acoustic baffles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V1/00Shades for light sources, i.e. lampshades for table, floor, wall or ceiling lamps
    • F21V1/14Covers for frames; Frameless shades
    • F21V1/16Covers for frames; Frameless shades characterised by the material
    • F21V1/17Covers for frames; Frameless shades characterised by the material the material comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V13/00Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/12Combinations of only three kinds of elements
    • F21V13/14Combinations of only three kinds of elements the elements being filters or photoluminescent elements, reflectors and refractors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/06Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material
    • F21V3/08Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by the material the material comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00Globes; Bowls; Cover glasses
    • F21V3/04Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • F21V3/12Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings the coatings comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/006General building constructions or finishing work for buildings, e.g. roofs, gutters, stairs or floors; Garden equipment; Sunshades or parasols
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00Refractors for light sources
    • F21V5/002Refractors for light sources using microoptical elements for redirecting or diffusing light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00Refractors for light sources
    • F21V5/10Refractors for light sources comprising photoluminescent material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0025Combination of two or more reflectors for a single light source
    • F21V7/0033Combination of two or more reflectors for a single light source with successive reflections from one reflector to the next or following
    • F21V7/0041Combination of two or more reflectors for a single light source with successive reflections from one reflector to the next or following for avoiding direct view of the light source or to prevent dazzling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/22Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/24Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
    • F21V7/26Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material the material comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/22Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • F21V7/30Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/06Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out ultraviolet radiation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/08Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing coloured light, e.g. monochromatic; for reducing intensity of light
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/30Elements containing photoluminescent material distinct from or spaced from the light source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • F21V9/45Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity by adjustment of photoluminescent elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • F21S8/04Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
    • F21S8/06Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
    • F21S8/061Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a non-rigid pendant, i.e. a cable, wire or chain
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/005Reflectors for light sources with an elongated shape to cooperate with linear light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00Reflectors for light sources
    • F21V7/0083Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2103/00Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2113/00Combination of light sources
    • F21Y2113/10Combination of light sources of different colours
    • F21Y2113/13Combination of light sources of different colours comprising an assembly of point-like light sources
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING 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
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Electromagnetism (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

如今减少使用假天花板,这是因为其涉及高的能量消耗。现今的趋势为具有在其上安装灯具的裸混凝土天花板,其常常引起声学问题。本发明处理这些声学问题且涉及一种照明装置(1),其包括以外边缘(3)邻接光发射窗(4)的凹面反射器(2)。该反射器具有面向该光发射窗的反射性表面(7)。该照明装置进一步包括用于容纳光源(9)的灯固持构件(8),并且该灯固持构件定位于该反射性表面与该光发射窗之间。该照明装置的特征在于该反射器是由声学吸收材料制成。

Description

照明装置及灯具
技术领域
本发明涉及一种照明装置,其包括:
- 凹面反射器,其以外边缘邻接光发射窗,该反射器及该光发射窗构成反射器腔的边界,且该反射器具有面向该光发射窗的反射性表面;
- 灯固持构件,其用于容纳光源且被设置于反射器腔的边界处或边界内。
本发明进一步涉及包括至少一个根据本发明的照明装置的灯具。
背景技术
自US5782551已知此照明装置。已知的照明装置为以背面安装至甲板的灯具。充当反射器且可以用常规遮板光学设备产生办公室光束的声学外壳被设置于该灯具的背面处。该声学外壳被制造使得其允许声音穿过至被设置于该声学外壳与甲板之间的吸收毯。另外,声学外壳是由有孔金属材料或模制高密度玻璃纤维材料制成。声学外壳及吸收毯由此形成光学组件与声学吸收组件的堆叠。这使已知的灯具具有相对昂贵、涉及费力的安装、及具有相对复杂且相当庞大的构造的缺点。
发明内容
本发明的目的为提供如起首段中所描述的类型的照明装置,其中上述缺点中的至少一个得以抵消。另外,如起首段中所描述的类型的照明装置的特征在于反射器由声学吸收材料制成。因为相同组件用于既反射光又吸收声音,所以相比于具有经堆叠的光学及声学组件的常规解决方案,实现了大小、厚度和/或宽度及成本的减小。原则上,任何光反射性、声音吸收材料可应用于形成反射器,例如缠绕在刚性框架周围且由刚性框架携载的棉絮。然而,优选地,声音吸收材料应具有典型地用于反射器的性质,也就是对光的高反射性、足够的机械强度、耐热和/或耐燃等。在此方面,耐热意味着如此的材料应能够在30天期间耐受住至少120℃的连续的工作温度,在此方面,耐燃意味着如此的材料不传播火焰。具体地,声音吸收材料优选地足够刚性以(例如)不会归因于其自己的重量而变形,能够携载(小的)光源,且贯穿寿命在指定的热及环境条件下维持其预成形光学形状。
优选地,反射器为漫反射的,或至少具有高漫反射组件,例如在于反射器为大于70%或80%或优选地等于或高于95%的漫反射的和/或小于30%或20%或5%或优选地等于或甚至低于5%的镜面反射的。漫反射器允许多孔、开放或粗糙的结构,与更好地适用于用作镜面反射表面的封闭、平滑表面相比,其更好地适用于吸收声音。此外,漫反射性表面降低眩光上的风险,这在办公室照明中及对于与计算机一起工作而言尤其重要,且这在(诸如)要求用于聚光照明的精确光束稍稍较不关键的环境中尤其合适。然而,若镜面反射性表面为期望的,则可以用反射性金属涂层(例如,铝涂层)涂布声学吸收材料。对于半镜面反射性反射器,在声音吸收材料上的经抛光的白色涂料的涂层为适当的。
具有上述性质中的至少一个的已知材料为:来自BASF的Basotect®,即由三聚氰胺树脂制成的可挠、重量轻、吸收声音的开孔泡沫,其为取决于所涂覆涂层具有约大于85%的反射率的热固性/热可成形聚合物;及来自Gore的GORE™ DRP®反射器材料,即由具有约大于99%的反射率的耐久、非黄化聚合物PTFE(聚四氟乙烯)制成的微孔结构。
反射器可为一体的,但可替换地,反射器可由一起形成凹面反射器的若干反射器部分构成,例如各自具有以抛物面方式弯曲的横截面的两个相对置放的、狭长的反射器半部(half),或具有圆周直线形凸缘的弯曲、杯状中心部分。可(例如)借由桥接组件或借由其中安装有反射器部分的外壳将若干部分固持在一起。桥接组件或外壳可同时充当一构件以固持灯固持构件,以及固持连接器构件以将照明装置连接至干线电力网供电。在本发明中,表述“灯固持构件被设置于反射器腔的边界处或边界内”包括该固持构件(可选地连同光源)形成反射器腔的边界的部分和/或被设置于反射器腔内部的那些实施例。
反射器的凹面形状具有光学及声学益处两者:在光学上,其有助于产生期望的截止,使得不可在小于所期望的、特定角度的角度下观察到明亮光源;且在声学上,自空气至吸收材料,反射器的凹面形状降低声阻抗台阶。结果,相比于平面、扁平板,材料反射较少声波,且更多声音被吸收。此益处尤其适用于大量反射器。另外,此益处对于具有与个别反射器大小可比较和更大的波长的声波而言最明显。相比于平面、扁平形状,凹面形状的另一益处还在于所反射声音在方向上更加散射。这也改良声学性能,这是因为扩散的声音较不可辨且并非清晰地来自单一方向,这被体验为较少干扰。
反射器的光学反射侧优选为凸面的,但背面未必为凹面,也就是说背面可具有任何形状,例如波状或扁平。具有较大体积的吸收材料对于声吸收而言是有利的。因此,优选地,灯具中的所有空的空间填充有声学吸收材料。声学材料可具有恒定厚度,但可替换地,情况并非如此:除了需要用于光源及驱动器的空间以外,整个外壳可经填充以改良灯具的声音吸收特性,尽管必须寻求在一方面的照明装置的重量及成本和另一方面的照明装置的声音吸收特性之间的平衡。
照明装置的一实施例的特征在于反射器为锥形的且包括连接反射器的具有宽度Woe的窄端与具有宽度Wle的宽端的边缘壁、锥形反射器的高度H为基本上平行于锥形反射器的轴A所量测的尺寸,Wlw、Woe与H之间的关系是根据以下方程:
tan(α) <= (Wlw + Woe) / 2H, 其中α为<=65°。
α为在垂直于光发射窗的轴A与光源和/或高亮度表面经由光发射窗不再可见处的线之间的(截止)角度。优选地,光源包括配置于锥形反射器的窄端处的发光表面,该发光表面面向光发射窗且具有基本上等于锥形反射器的窄端的尺寸的尺寸,且用于向锥形反射器的宽端发射基本上漫射光。光源因而封闭窄端,由此抵消光可泄露通过的光学间隙的可能性,且另外启用光强度的较低峰值,同时相同量的光仍可自照明系统发出。眩光截止接着由凹面反射器的高度结合侧发射源的光束轮廓来确定。反射器应阻挡对此光束的直视。给定最小高度值使得照明系统的眩光值为可接受地低的。
锥形反射器的轴通常自窄端的中心延伸至宽端的中心配置,且(例如)与照明系统的光轴重合。该轴与光发射窗相交,该轴与该光发射窗之间的相交可为(例如)基本上垂直的。锥形反射器可具有截锥形状或截棱锥形状或任何其它形状。宽端和/或窄端的边缘与光发射窗之间的相交可为圆形、椭圆形或多边形的。特别地,具有为椭圆或矩形的相交的形状的锥形反射器在走廊照明中可为有用的,其中可使光束轮廓不对称以增强壁照明(例如,宽光束至壁,窄光束平行于壁以避免眩光),或相反地,可使光束更窄地朝向壁,以节省能量,且沿走廊方向较宽以增大灯具间距及节省成本。边缘壁为(漫)反射材料,该(漫)反射材料通常具有80%至99.5%的反射率。根据本发明的锥形反射器可以以颈状物在其窄端处的方式或无颈状物在其窄端处的方式得以体现;窄端可为开放或封闭的,其中后者情况下锥形反射器为凹面反射器杯。
根据本发明的照明系统的另一效应在于用于产生符合眩光要求的照明系统的解决方案为相对有成本效益的。常常,在已知的照明系统中,棱镜板/片用以限制眩光值。这些棱镜片相对昂贵,且在已知的照明系统中应用棱镜片相对昂贵。另外,置放遮板以用于限制(例如)荧光光源的眩光相对耗时且因此相对昂贵。可例如由高漫反射性泡沫以相对有成本效益的方式制造锥形反射器,且使用例如热成形工艺使锥形反射器成形。锥形反射器可配置于光源周围以用于产生具有有限眩光值的照明系统并且成本还相对低。
照明装置的一实施例的特征在于其包括借由边缘壁、窄端及被设置于反射器腔中的光学组件定界并横向(transverse)于轴延伸的混合腔室。因此来自多个LED(例如,蓝色、绿色、红色、琥珀色或白色的(形成光源的)发射LED)的光在自照明装置发出之前得以混合。光学组件可为折射组件以重定向(redirect)来自光源的光,或可为透镜以产生特殊光束图案,或可设置有发光材料,和/或光学组件为散射组件。此后者实施例的益处在于光源与散射组件的组合允许选择由照明装置发出的光的漫射级别。可借由(例如)以一个散射组件替代另一散射组件来调适散射级别。散射组件的使用允许光学设计者调适(例如)锥形反射器的最小高度。散射组件可包括用于漫散射来自光源的光的漫散射构件。归因于这种漫散射构件,光源的亮度降低以防止使用者在看向照明系统中时被光致盲。漫散射构件可为部分漫反射性且部分漫射性半透明的漫射体板、漫射体片或漫射体箔。(各自发出特定光谱的)离散LED的可见度,及因此非均一光的可见度由此有效地得以抵消。
散射组件可包括用于漫散射来自光源的光的全息散射结构。相比于其它已知的散射组件,全息散射结构的效率高得多,从而允许自光源发射漫射光,同时维持光源的相对高效。高效通常是归因于全息散射结构的相对低的背散射。
若光学组件包括嵌入于光学组件中或施加至光学组件的表面的发光材料,则该发光材料可有益地用以借由将由光源发射的光转换为不同色彩的光来调适由照明系统发射的光的色彩。例如,当光源发射紫外光时,光学组件可包括发光材料的混合物,这些发光材料各自吸收紫外光且将紫外光转换为可见光。发光材料的特定混合物提供预定义感知色彩的光的混合物。可替换地,光源发射可见光(例如,蓝光),且部分蓝光由发光材料转换成较长波长的光(例如,黄光)。当与蓝光的剩余部分混合时,可产生预定义色彩的光(例如,白光)。
特别地,当将发光材料的涂层或层施加至面向光源的光学组件表面时,自照明系统的外部并非立即可见发光材料的涂层或层。在光源发射蓝光,该蓝光的一部分由发光材料转换为黄光的实例中,执行此转换的发光材料的色彩被感知为黄色。当自照明系统的外部可见发光材料时,此黄色发光材料(例如,其可为发光材料:YAG:Ce)的景象可能不受照明系统的制造者青睐,这是因为其可使该照明系统的使用者混淆,认为该照明系统发射黄光。因此,当在面向光源的光学组件表面处施加发光材料时,自外部不可直接见到该发光材料,由此减少光学组件的黄色外观且因此减少对照明系统的使用者的混淆。此外,当不曝露至环境时,发光材料的涂层(例如)由刮或擦掉而受损伤的风险降低。
如由照明系统发射的光束的形状,除其他外,取决于锥形反射器的形状。可使用(例如)光学模型化软件(也被称为光线追踪程序,诸如LightTools®来确定产生特定预定义光束形状的锥形反射器的形状。另外,照明装置的一实施例的特征在于边缘壁沿轴弯曲以用于调适由照明系统发射的光的光束形状。在照明装置的一实施例中,光源的发光表面朝向锥形反射器的宽端凸面成形。这些凸面成形的发光表面的益处在于这些发光表面可由具有(例如)朗伯(Lambertian)光分布的光源(例如,发光二极管)更均一地照明。这种改良的均一性进一步降低由光源发射的漫射光的亮度,借此进一步降低眩光。
凸面成形的发光表面的另一益处在于其为光源提供空间,这使制造根据本发明的照明系统变得容易。当光源为(例如)发光二极管时,该发光二极管通常应用于诸如PCB的电路板。该PCB可用以安装锥形反射器及凸面成形的发光表面两者,由此增强制造照明系统的容易性。另外,凸面成形的发光表面可在其反面处为用于光源的驱动器电子设备提供空间。
在照明系统的一实施例中,边缘壁朝向锥形反射器的对称轴向内弯曲以用于调适由照明系统发射的光的光束形状。该向内弯曲的边缘壁的益处在于65度处的炫光值得以显著减小。相比于具有基本上直的边缘壁的照明系统,该减小的炫光值允许在具有向内弯曲的边缘壁的照明系统中引入较高的光通量,同时仍遵循眩光标准。针对边缘壁所要求的精确曲率可取决于光源的发光表面的形状及大小,且可使用(例如)光学模型化软件(也被称为光线追踪程序,诸如ASAP®、LightTools®等)来确定该精确曲率。
在另一实施例中,照明装置的特征在于灯固持构件被设置于对置反射器与反射性表面之间。对置反射器可经选择,这样它使得照明装置为基本上单独地以间接方式发出光的灯具,也就是来自光源的光在(漫)反射之后基本上仅从灯具发出。对置反射器的效应为双重的,也就是,首先其阻挡由观查者经由光发射窗对光源的直视,并且其次由光源发射且直接入射到对置反射器的光在经由光发射窗发出至外部之前在该对置反射器内反射或反射至反射器。因此,眩光上的风险降低。
优选地,照明装置的特征在于对置反射器是由声学吸收材料制成。因此,照明装置的吸收声音的有利性质得以维持。用以保持反射器与对置反射器相互定位的简洁方式为借助于桥接组件,该桥接组件可选地同时也可保持定位的多个反射器部分和灯固持构件且形成用于光源的驱动器电子设备的外壳。对置反射器的边可形成光发射窗的边界的部分。对置反射器可完全或部分地被设置于反射器腔中,于是对置反射器位于灯固持构件与光发射窗之间。
在用以处理眩光的替代实施例中,照明装置的特征在于光源为至少一个侧发射LED,其用于在横向于轴的方向上朝向反射性表面发出来自光源的光。接着经由光发射窗且基本上仅以间接方式自灯具发出光,而对置反射器的必要性被消除。借助于整合于LED封装中的主要光学设备或者借由次要光学设备(例如,将光重定向至侧面的TIR组件或反射器),可使LED为侧发射的。
本发明进一步涉及至少包括第一照明装置的灯具,且其特征在于该灯具包括具有光学反射性表面的声学吸收面板,声学吸收面板包含至少一个具有多个凹面表面组件的表面,第一照明装置形成这些凹面表面组件中的一者。灯具的光发射窗无需整个面积为发光的,但光发射窗的非发光部分可仅用于声学原因。此非发射部分仍可含有凹面弯曲表面,以在断开状态中产生均一外观且具有弯曲表面的声学益处。此非发光部分无需在边处,但它可(例如)分散在发光部分之间,或发光部分与非发光部分可形成如棋盘、十字或随机物体等的相互交叉图案。如此的照明装置也可被视为仅包括第一照明装置的单一单元的灯具。
在一实施例中,灯具包括具有用于提供第一光束的第一反射器的第一照明装置,并且其特征在于该灯具包括与该第一照明装置成一体式的具有用于提供至少一个其它光束的至少一个其它反射器的至少一个其它照明装置,该其它照明装置形成所述凹面表面组件中的其他一个。所述第一光束及所述其它光束可基本上具有相同的形状和/或方向,但可替换地可关于这些特性显著不同。因此,获得可相对容易地选择所期望的预定光特性的有利灯具。这种照明系统提供非常引人注意的设计特征,该特征可用以设计特定要求的照明分布及美感。
附图说明
现将借助于示意图来进一步阐明本发明,其中
图1示出根据本发明的照明装置的第一实施例的横截面;
图2示出成一体的灯具的透视图,其是由类似于图1的照明装置的多个照明装置建成;
图3A示出包括根据本发明的多个照明装置的灯具的第二实施例的横截面;
图3B示出包括根据本发明的多个照明装置的灯具的第三实施例的横截面;
图4A示出根据本发明的照明装置的第二实施例;
图4B示出根据本发明的照明装置的第三实施例的透视图;
图5示出根据本发明的具有悬吊灯具的天花板。
具体实施方式
图1示出根据本发明的照明装置1的第一实施例的横截面。照明装置包括凹面反射器2,凹面反射器2以外边缘3邻接光发射窗4,该反射器及该光发射窗构成反射器腔6的边界5。该反射器具有面向该光发射窗的反射性表面7。照明装置进一步包括容纳光源9的灯固持构件8;在图1中,多个白色、红色、绿色及蓝色(WRGB)发光LED安装于具有光反射表面11的PCB 10上。在此实施例中,RGB LED不提供用于一般照明的正确色彩呈现,但添加至白色LED以调谐色彩。该PCB及这些LED一起被设置于反射器腔中,也就是在此特定情况下形成反射器腔的边界的部分。反射器为声学吸收、漫反射以及耐燃及耐热的。反射器为整体、锥形的,且包括连接反射器的窄端13与宽端14的边缘壁12。边缘壁是由声音吸收泡沫制成且涂布有来自Gore的GORE™ DRP®反射器材料,该GORE™ DRP®反射器材料为由耐久、非黄化聚合物PTFE(聚四氟乙烯)制成的微孔结构。反射器为漫反射的,也就是约98.5%的漫反射及约1.5%的镜面反射,从而将自灯具发出的光呈现为在沿着光轴A的方向上的光束。照明装置安装于外壳18中,照明装置经由外壳18安装至甲板/天花板19。外壳与边缘壁之间的间距29的主要部分填充有声音吸收材料。在此实施例中,该间距及该边缘壁是由同一种材料制成(为了清楚起见仍借由双线指示边缘壁),且因此该边缘壁于是被视为具有可变厚度。光源包括面向光发射窗的发光表面15,并被配置于窄端处且具有基本上等于窄端的尺寸的尺寸。照明装置进一步具有混合腔室16,混合腔室16是借由边缘壁、窄端及横向于轴而延伸且被设置于光源与光发射窗之间的光学组件17定界。光学组件为散射组件,在图1中为具有面朝向光源的喷沙侧27及背对光源的一侧28的漫射体片。锥形反射器至少具有一高度H,H为基本上平行于锥形反射器的光轴A且横向于光发射窗所量测的尺寸。高度H为在光学组件17与光发射窗4之间的距离,该光学组件被视为替代光源9作为沿轴A的(虚的)移位光源。照明装置具有眩光值(表示眩光级别的值),其满足针对其中人们密集地与计算机显示器一起工作的房间的欧洲标准EN 12464。该标准指定用以控制平均照度的要求。对于工作站,最大极限将1000 cd/m2应用于根据ISO 9247-1分类的显示屏幕类别的类别I及II且将200 cd/m2应用于类别III。此极限应用自65°或更大开始的截止角度α。截止角度α为在垂直于光发射窗的轴A与光源和/或高照度表面经由光发射窗不再可见处的线之间的角度。对于其中人们密集地与计算机显示器一起工作的房间的眩光要求对照明装置关于其尺寸提出需求。具体地,这些需求产生在反射器在其宽端14处的宽度Wlw(对应于光发射窗4的宽度)、反射器在其窄端13处的宽度Woe(对应于光学组件17的宽度)与高度H之间的关系。此关系是根据以下方程:
tan(α)<=(Wlw+Woe)/2H,其中α为<=65°
对于关键计算机屏幕活动而言,截止区域在绕轴A的锥形体外部,该锥形体具有110°的顶角,该顶角为55°的截止角的两倍。照明装置具有40°的最小遮蔽角β,β为在光发射窗的平面与灯的任何部分或其反射经由光发射窗变得直接可见处的第一视线之间的角度。
图2示出成一体的灯具100的透视图,其是由类似于图1的照明装置的多个照明装置1、1’、1”...建成。灯具包括具有用于提供第一光束的第一反射器2的第一照明装置1及与第一照明装置成一体式的至少一个其它照明装置1’、1”...,在此图中为15个其它照明装置。每一其它照明装置具有一个各自的其它反射器2’、2”...以用于提供一个各自的其它光束。照明装置的灯具的反射器的材料为重量轻的开孔的、以及热可成形泡沫。除了一者(用以使窄端13可见)以外,邻近每个照明装置的窄端13,提供光学组件17,在该图中为在面向光源的一侧处涂布有发光材料26(例如,YAG:Ce)的板,其将来自光源的蓝光转换为更长波长的光。经涂布的板部分地透射来自光源的光且部分地转换来自光源的光,经透射光与经转换光之间的平衡经设定以使得该组合促使由灯具发出的光为白色。
图3A示出具有根据本发明的多个照明装置1的灯具100的第二实施例的横截面。照明装置1为具有成一体的圆的、杯状反射器2的灯具,该反射器以外边缘3邻接圆形光发射窗4,反射器及光发射窗构成反射器腔6的边界。圆形反射器具有中心20,轴A延伸通过中心20而与灯具的光轴重合且横向于光发射窗而延伸。在该中心中,光源9被设置于灯固持构件8上,也就是单侧发射白色LED安装于PCB上,但可替换地,此情况可为在灯泡表面的面向光发射窗的一侧上设置有镜反射涂层的卤素白炽灯。该LED在横向于轴的方向上朝向圆形反射器的基本上漫反射性表面7发出光;在此方面,“基本上”意谓该反射器经设计以便漫反射尽可能地高,从而意谓实际上其具有93%或更大的漫反射率。光如由光线37所示出而作为漫散射光自灯具发出。反射器是由声音吸收材料制成。在该灯具中,所示出的两个照明装置由未提供有光源的反射器腔6相互分离。
图3B示出包括根据本发明的多个照明装置1的灯具100的第三实施例的横截面,其类似于图3A的灯具,但其中无光源的反射器腔6(见图3A)是由呈波浪形的、在横截面中观察时具有锯齿形结构的声音吸收及光反射性物质30替代。该反射性物质优选是与用于反射器2的边缘壁12的材料相同的材料。
图4A示出根据本发明的照明装置的第二实施例。照明装置具有以两个反射器部分2a、2b形式的反射器2,也就是具有波状表面的两个镜像定位的狭长凹面反射器部分2a、2b且其安装于定位于中心的狭长外壳18上。反射器具有邻接光发射窗4的外边缘3。反射器与光发射窗一起构成反射器腔6的边界。两个反射器部分每个具有各自的内边缘22a、22b,在该各自的内边缘22a、22b处该两个反射器部分由外壳延伸通过的间距23相互分离且在该各自的内边缘22a、22b处该两个反射器部分安装至该外壳上。外壳收容用于光源9的驱动器电子设备32。延伸通过该间距的外壳呈现可自背面容易地接近的驱动器且使得能够容易地将照明装置的驱动器电子设备连接至电源。照明装置进一步具有两个光学组件17a、17b,这些光学组件固定于外壳中且在反射器腔中横向于光发射窗而定位。光学组件与外壳的各个壁34a、34b、各个反射器部分2a、2b及光源9共同形成各个混合腔室16a、16b。
图4B示出根据本发明的照明装置1的第三实施例。照明装置具有以两个反射器部分2a、2b形式的反射器2,也就是安装于定位于中心的狭长桥接组件21上的两个相对定位的狭长凹面反射器部分2a、2b。反射器具有邻接光发射窗4的外边缘3。反射器与光发射窗一起构成反射器腔6的边界5。两个反射器部分每个具有各自的内边缘22a、22b,在该各自的内边缘22a、22b处该两个反射器部分由间距23相互分离且在该各自的内边缘22a、22b处该两个反射器部分安装至该桥接组件上。桥接组件收容用于光源9的驱动器电子设备(图中未示出)。反射器部分之间的间距使得可容易地自背面接近桥接组件且使得能够容易地将照明装置的驱动器电子设备(例如)经由电缆24连接至电源。照明装置进一步具有部分半透明、部分反射的对置反射器25,对置反射器25安装于桥接组件上且在反射器腔中与反射器相对地定位。反射器及对置反射器皆由声音吸收材料制成。光源,在该图中为多个LED(但可替换地,可以是一对狭长低压汞荧光放电灯)安装于桥接组件上且定位于反射器与对置反射器之间。由光源发出的光或者入射到反射器上且接着大部分自照明装置发出至外部,或者入射到对置反射器上且接着要么漫射透射穿过该对置反射器要么反射至反射器且随后大部分自照明装置经由光发射窗发出至外部。
图5示出天花板19,其中从该天花板悬吊的常规声学面板38中的一些由根据本发明的灯具100取代。灯具中的每一者包括多个照明装置1,该多个照明装置1连同非照明反射器腔6一起分布于灯具上。
实施例
实施例1是一种照明装置(1),其包括:
- 凹面反射器(2),其以外边缘(3)邻接光发射窗(4),所述反射器及所述光发射窗构成反射器腔(6)的边界(5),且所述反射器具有面向所述光发射窗的反射性表面(7);
- 灯固持构件(8),其用于容纳光源(9)且被设置于所述反射器腔的所述边界处或所述边界内,
其特征在于所述反射器是由声学吸收材料制成。
实施例2是如实施例1所公开的照明装置,其特征在于所述反射器为基本上漫反射的。
实施例3是如实施例1或2所公开的照明装置,其特征在于所述反射器的所述材料为声音吸收泡沫,优选为重量轻的开孔声音吸收泡沫和/或热可成形声音吸收泡沫。
实施例4是如实施例1或2所公开的照明装置,其特征在于所述反射器的所述声学吸收材料为耐燃和/或耐热的。
实施例5是如实施例1或2所公开的照明装置,其特征在于所述反射器(30、32)为锥形的且包括连接所述反射器的具有宽度Woe的窄端(13)与具有宽度Wle的宽端(14)的边缘壁(12),所述锥形反射器的高度(H)为基本上平行于所述锥形反射器的轴(A)且横向于所述光发射窗所量测的尺寸,Wlw、Woe与H之间的关系是根据以下方程:
tan(α)<=(Wlw +Woe )/2H,其中α为<=65°。
实施例6是如实施例5所公开的照明装置,其特征在于所述光源包括发光表面(15),所述发光表面(15)面向所述光发射窗且配置于所述窄端处且具有基本上等于所述窄端的尺寸的尺寸。
实施例7是如实施例6所公开的照明装置,其特征在于其包括由所述边缘壁、所述窄端及被设置于所述反射器腔中且横向于所述轴(A)而延伸的光学组件(17)定界的混合腔室(16)。
实施例8是如实施例7所公开的照明装置,其特征在于所述光学组件设置有发光材料(26)和/或所述光学组件为漫射器。
实施例9是如实施例5所公开的照明装置,其特征在于所述边缘壁沿所述轴(A)弯曲以用于调适由所述照明装置发射的光的光束形状。
实施例10是如实施例1或2所公开的照明装置,其特征在于所述灯固持构件被设置于对置反射器(25)与所述反射性表面之间。
实施例11是如实施例10所公开的照明装置,其特征在于所述对置反射器是由声学吸收材料制成。
实施例12是如实施例10所公开的照明装置,其特征在于所述反射器由借由桥接组件(21)相互连接的多个部分组成,可选地连同所述对置反射器。
实施例13是如实施例1、5或10所公开的照明装置,其特征在于所述光源为安装于PCB上的至少一个LED,优选为用于自所述光源在横向于所述轴的方向上朝向所述反射性表面发出光的至少一个侧发射LED。
实施例14是一种灯具,其至少包括如前述实施例1至13中任一项的第一照明装置(1、1’、1”. . . ),其特征在于所述灯具包括具有光学反射性表面的声学吸收面板,所述反射性表面包括具有多个凹面表面组件的至少一个表面,所述第一照明装置形成这些凹面表面组件中的一个。
实施例15是如实施例14所公开的灯具(100),所述灯具包括具有用于提供第一光束的第一反射器(2)的所述第一照明装置(1),其特征在于所述灯具包括与所述第一照明装置成一体的具有用于提供至少一个其它光束的至少一个其它反射器(2’、2”. . . )的至少一个其它照明装置(1’、1” . . .),所述其它照明装置形成所述凹面表面组件中的其他一个。

Claims (9)

1.一种照明装置(1),其包括:
- 凹面反射器(2),其以外边缘(3)邻接光发射窗(4),所述反射器及所述光发射窗构成反射器腔(6)的边界(5),且所述反射器具有面向所述光发射窗的反射性表面(7);
- 灯固持构件(8),其用于容纳光源(9)且被设置于所述反射器腔的所述边界处或所述边界内,
其特征在于所述反射器(30、32)为锥形的且包括连接所述反射器的具有宽度Woe的窄端(13)与具有宽度Wle的宽端(14)的边缘壁(12),所述锥形反射器的高度(H)为基本上平行于所述锥形反射器的轴(A)且横向于所述光发射窗所量测的尺寸,Wlw、Woe与H之间的关系是根据以下方程:
tan(α)<=(Wlw +Woe )/2H,其中α为<=65°。
2.如权利要求1所述的照明装置,其特征在于所述反射器为基本上漫反射的。
3.如前述权利要求中任一项所述的照明装置,其特征在于所述光源包括发光表面(15),所述发光表面(15)面向所述光发射窗且配置于所述窄端处且具有基本上等于所述窄端的尺寸的尺寸。
4.如权利要求3所述的照明装置,其特征在于其包括由所述边缘壁、所述窄端及被设置于所述反射器腔中且横向于所述轴(A)而延伸的光学组件(17)定界的混合腔室(16)。
5.如权利要求4所述的照明装置,其特征在于所述光学组件设置有发光材料(26)和/或所述光学组件为漫射器。
6.如权利要求1所述的照明装置,其特征在于所述边缘壁沿所述轴(A)弯曲以用于调适由所述照明装置发射的光的光束形状。
7.如权利要求1或2所述的照明装置,其特征在于所述灯固持构件被设置于对置反射器(25)与所述反射性表面之间。
8.一种灯具,其至少包括如前述权利要求任一项所述的第一照明装置(1、1’、1”. . . ),其特征在于所述灯具包括具有光学反射性表面的声学吸收面板,所述反射性表面包括具有多个凹面表面组件的至少一个表面,所述第一照明装置形成这些凹面表面组件中的一个。
9.如权利要求8所述的灯具(100),所述灯具包括具有用于提供第一光束的第一反射器(2)的所述第一照明装置(1),其特征在于所述灯具包括与所述第一照明装置成一体的具有用于提供至少一个其它光束的至少一个其它反射器(2’、2”. . . )的至少一个其它照明装置(1’、1” . . .),所述其它照明装置形成所述凹面表面组件中的其他一个。
CN201410511063.3A 2010-09-30 2011-09-19 照明装置及灯具 Active CN104251462B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10182952 2010-09-30
EP10182952.1 2010-09-30
CN201180046901.9A CN103201555B (zh) 2010-09-30 2011-09-19 照明装置及灯具

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201180046901.9A Division CN103201555B (zh) 2010-09-30 2011-09-19 照明装置及灯具

Publications (2)

Publication Number Publication Date
CN104251462A true CN104251462A (zh) 2014-12-31
CN104251462B CN104251462B (zh) 2016-10-26

Family

ID=44789550

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201180046901.9A Active CN103201555B (zh) 2010-09-30 2011-09-19 照明装置及灯具
CN201410511063.3A Active CN104251462B (zh) 2010-09-30 2011-09-19 照明装置及灯具

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201180046901.9A Active CN103201555B (zh) 2010-09-30 2011-09-19 照明装置及灯具

Country Status (10)

Country Link
US (1) US10030850B2 (zh)
EP (2) EP2622263B1 (zh)
CN (2) CN103201555B (zh)
DE (1) DE202011110560U1 (zh)
DK (1) DK2792936T3 (zh)
ES (2) ES2515469T3 (zh)
HU (1) HUE048352T2 (zh)
PL (1) PL2792936T3 (zh)
TW (1) TW201221834A (zh)
WO (1) WO2012042429A2 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110546429A (zh) * 2017-05-01 2019-12-06 昕诺飞控股有限公司 改装照明组件
CN110945279A (zh) * 2017-07-20 2020-03-31 昕诺飞控股有限公司 照明模块

Families Citing this family (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10073264B2 (en) 2007-08-03 2018-09-11 Lumus Ltd. Substrate-guide optical device
US8118447B2 (en) 2007-12-20 2012-02-21 Altair Engineering, Inc. LED lighting apparatus with swivel connection
US8360599B2 (en) 2008-05-23 2013-01-29 Ilumisys, Inc. Electric shock resistant L.E.D. based light
US10210750B2 (en) 2011-09-13 2019-02-19 Lutron Electronics Co., Inc. System and method of extending the communication range in a visible light communication system
US9276766B2 (en) 2008-09-05 2016-03-01 Ketra, Inc. Display calibration systems and related methods
US8773336B2 (en) 2008-09-05 2014-07-08 Ketra, Inc. Illumination devices and related systems and methods
US9509525B2 (en) 2008-09-05 2016-11-29 Ketra, Inc. Intelligent illumination device
US8324817B2 (en) 2008-10-24 2012-12-04 Ilumisys, Inc. Light and light sensor
US8901823B2 (en) 2008-10-24 2014-12-02 Ilumisys, Inc. Light and light sensor
US7938562B2 (en) 2008-10-24 2011-05-10 Altair Engineering, Inc. Lighting including integral communication apparatus
US8214084B2 (en) 2008-10-24 2012-07-03 Ilumisys, Inc. Integration of LED lighting with building controls
US8716940B2 (en) 2009-10-01 2014-05-06 Production Resource Group, Llc Sound adaptive cooling system for a stage light
US8541958B2 (en) 2010-03-26 2013-09-24 Ilumisys, Inc. LED light with thermoelectric generator
EP2553332B1 (en) 2010-03-26 2016-03-23 iLumisys, Inc. Inside-out led bulb
USRE49454E1 (en) 2010-09-30 2023-03-07 Lutron Technology Company Llc Lighting control system
US9386668B2 (en) 2010-09-30 2016-07-05 Ketra, Inc. Lighting control system
US8523394B2 (en) 2010-10-29 2013-09-03 Ilumisys, Inc. Mechanisms for reducing risk of shock during installation of light tube
DE102011080313A1 (de) * 2011-08-03 2013-02-07 Osram Ag Rasterleuchte mit mehreren halbleiterstrahlern
US10222048B2 (en) * 2012-03-08 2019-03-05 Philips Lighting Holding B.V. Light emitting device and method for manufacturing a light emitting device
DE102012203941B4 (de) * 2012-03-14 2014-10-16 Osram Gmbh LED-Leuchtvorrichtung mit Entblendungsoptik
EP2653775A1 (en) * 2012-04-17 2013-10-23 Koninklijke Philips N.V. Acoustic light emitting element
US9194566B2 (en) 2012-06-08 2015-11-24 Lg Innotek Co., Ltd. Lamp unit and vehicle lamp apparatus using the same
EP2671756B1 (en) * 2012-06-08 2022-01-19 LG Innotek Co., Ltd. Lamp unit and vehicle using the same
US9792891B2 (en) * 2012-06-20 2017-10-17 Philips Lighting Holding B.V. Acoustic panel having lighting properties
US9271367B2 (en) 2012-07-09 2016-02-23 Ilumisys, Inc. System and method for controlling operation of an LED-based light
US9285084B2 (en) 2013-03-14 2016-03-15 Ilumisys, Inc. Diffusers for LED-based lights
USRE48956E1 (en) 2013-08-20 2022-03-01 Lutron Technology Company Llc Interference-resistant compensation for illumination devices using multiple series of measurement intervals
US9360174B2 (en) * 2013-12-05 2016-06-07 Ketra, Inc. Linear LED illumination device with improved color mixing
US9155155B1 (en) 2013-08-20 2015-10-06 Ketra, Inc. Overlapping measurement sequences for interference-resistant compensation in light emitting diode devices
US9769899B2 (en) 2014-06-25 2017-09-19 Ketra, Inc. Illumination device and age compensation method
US9651632B1 (en) 2013-08-20 2017-05-16 Ketra, Inc. Illumination device and temperature calibration method
US9237620B1 (en) 2013-08-20 2016-01-12 Ketra, Inc. Illumination device and temperature compensation method
US9345097B1 (en) 2013-08-20 2016-05-17 Ketra, Inc. Interference-resistant compensation for illumination devices using multiple series of measurement intervals
US9332598B1 (en) 2013-08-20 2016-05-03 Ketra, Inc. Interference-resistant compensation for illumination devices having multiple emitter modules
US9247605B1 (en) 2013-08-20 2016-01-26 Ketra, Inc. Interference-resistant compensation for illumination devices
US9578724B1 (en) 2013-08-20 2017-02-21 Ketra, Inc. Illumination device and method for avoiding flicker
USRE48955E1 (en) 2013-08-20 2022-03-01 Lutron Technology Company Llc Interference-resistant compensation for illumination devices having multiple emitter modules
WO2015038433A1 (en) * 2013-09-11 2015-03-19 Heraeus Noblelight Fusion Uv Inc. Large area high-uniformity uv source with many small emitters
US9736895B1 (en) 2013-10-03 2017-08-15 Ketra, Inc. Color mixing optics for LED illumination device
US9267650B2 (en) 2013-10-09 2016-02-23 Ilumisys, Inc. Lens for an LED-based light
JP6466434B2 (ja) * 2013-10-29 2019-02-06 フィリップス ライティング ホールディング ビー ヴィ 照明ユニット、特に道路照明用の照明ユニット
USD917079S1 (en) 2013-11-15 2021-04-20 3Form, Llc Thin baffle
USD959030S1 (en) 2013-11-15 2022-07-26 3Form, Llc Baffle with slit end
USD915632S1 (en) 2013-11-15 2021-04-06 3Form, Llc Baffle with reduced height
USD916348S1 (en) 2013-11-15 2021-04-13 3Form, Llc Light-weight lighting fixture
US10889987B2 (en) 2017-05-19 2021-01-12 3Form, Llc Felt baffle with snap ends
US9939147B2 (en) 2013-11-18 2018-04-10 Philips Lighting Holding B.V. Acoustic lighting tile
EP3875851A1 (en) * 2013-12-05 2021-09-08 Lutron Ketra, LLC Linear led illumination device with improved color mixing
US9146028B2 (en) 2013-12-05 2015-09-29 Ketra, Inc. Linear LED illumination device with improved rotational hinge
US9625122B2 (en) 2014-01-28 2017-04-18 The L.D. Kichler Co. Path light and unitary gasket-reflector
IL232197B (en) 2014-04-23 2018-04-30 Lumus Ltd Compact head-up display system
US9510400B2 (en) 2014-05-13 2016-11-29 Ilumisys, Inc. User input systems for an LED-based light
US9920899B2 (en) 2014-05-23 2018-03-20 Hubbell Incorporated Luminaire
US11306896B2 (en) * 2014-05-30 2022-04-19 Abl Ip Holding Llc Integrated light engines including flexible optics and flexible light sources
EP3149397A1 (en) * 2014-05-30 2017-04-05 Osram Sylvania Inc. Hybrid optical systems including flexible optical systems and light control films
FR3022009A1 (fr) * 2014-06-06 2015-12-11 Majo Eric Antoine Louis Di Systeme d'eclairage a diodes electro luminescentes
US10161786B2 (en) 2014-06-25 2018-12-25 Lutron Ketra, Llc Emitter module for an LED illumination device
US9557214B2 (en) 2014-06-25 2017-01-31 Ketra, Inc. Illumination device and method for calibrating an illumination device over changes in temperature, drive current, and time
US9736903B2 (en) 2014-06-25 2017-08-15 Ketra, Inc. Illumination device and method for calibrating and controlling an illumination device comprising a phosphor converted LED
US9392663B2 (en) 2014-06-25 2016-07-12 Ketra, Inc. Illumination device and method for controlling an illumination device over changes in drive current and temperature
JP2017526110A (ja) * 2014-06-25 2017-09-07 ケトラ・インコーポレーテッド Led照明デバイス、並びに温度、駆動電流の変化及び時間に対してled照明デバイスを較正、制御する方法
US9392660B2 (en) 2014-08-28 2016-07-12 Ketra, Inc. LED illumination device and calibration method for accurately characterizing the emission LEDs and photodetector(s) included within the LED illumination device
US9510416B2 (en) 2014-08-28 2016-11-29 Ketra, Inc. LED illumination device and method for accurately controlling the intensity and color point of the illumination device over time
US10203097B2 (en) 2014-09-08 2019-02-12 Philips Lighting Holding B.V. Extruded channel plate as basis for integrated functions
USD915631S1 (en) 2014-11-14 2021-04-06 3Form, Llc Baffle with closed ends
US9237623B1 (en) 2015-01-26 2016-01-12 Ketra, Inc. Illumination device and method for determining a maximum lumens that can be safely produced by the illumination device to achieve a target chromaticity
US9485813B1 (en) 2015-01-26 2016-11-01 Ketra, Inc. Illumination device and method for avoiding an over-power or over-current condition in a power converter
US9237612B1 (en) 2015-01-26 2016-01-12 Ketra, Inc. Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature
USD915634S1 (en) 2015-05-28 2021-04-06 3Form, Llc Tall baffle
US10161568B2 (en) 2015-06-01 2018-12-25 Ilumisys, Inc. LED-based light with canted outer walls
JP6290516B2 (ja) * 2015-08-20 2018-03-07 フィリップス ライティング ホールディング ビー ヴィ 照明器具及び照明器具製造方法
CA2996584A1 (en) * 2015-09-29 2017-04-06 Osram Sylvania Inc. Formed cellular lighting elements and lighting devices including the same
JP6283013B2 (ja) 2015-11-24 2018-02-21 カルソニックカンセイ株式会社 照明構造
US20170184256A1 (en) * 2015-12-23 2017-06-29 Amerillum LLC Solid-state iilumination system having an array of light shields
WO2018065364A1 (en) * 2016-10-04 2018-04-12 Philips Lighting Holding B.V. Luminaire with spatially separated solid state lighting elements
US10133070B2 (en) 2016-10-09 2018-11-20 Lumus Ltd. Aperture multiplier using a rectangular waveguide
MX2018007164A (es) 2016-11-08 2019-06-06 Lumus Ltd Dispositivo de guia de luz con borde de corte optico y metodos de produccion correspondientes.
CN106812237A (zh) * 2017-02-21 2017-06-09 东莞市鹏翼自动化科技有限公司 一种蜂窝式照明天花板
JP7174929B2 (ja) 2017-07-19 2022-11-18 ルムス エルティーディー. Loeを介するlcos照明
US20190170327A1 (en) * 2017-12-03 2019-06-06 Lumus Ltd. Optical illuminator device
EP3505823A1 (en) * 2018-01-02 2019-07-03 Signify Holding B.V. Lighting module and lighting kit
US11320139B2 (en) 2018-01-02 2022-05-03 Signify Holding B.V. Lighting module, kit and panel
IL259518B2 (en) 2018-05-22 2023-04-01 Lumus Ltd Optical system and method for improving light field uniformity
US11272599B1 (en) 2018-06-22 2022-03-08 Lutron Technology Company Llc Calibration procedure for a light-emitting diode light source
US11415812B2 (en) 2018-06-26 2022-08-16 Lumus Ltd. Compact collimating optical device and system
WO2020058528A1 (en) * 2018-09-21 2020-03-26 Fischer Lighting Aps Modular lighting device
US11849262B2 (en) 2019-03-12 2023-12-19 Lumus Ltd. Image projector
US10672376B1 (en) * 2019-04-01 2020-06-02 Eaton Intelligent Power Limited Acoustic luminaires
CN112445024B (zh) * 2019-09-03 2024-03-22 纬联电子科技(中山)有限公司 显示器及其背光模块与灯源支架
DE102019132480A1 (de) * 2019-11-29 2021-06-02 Alfred Pracht Lichttechnik Gmbh Leuchte zur raumbeleuchtung
US11199321B1 (en) * 2019-12-04 2021-12-14 Finelite Inc. Lighting system with acoustic shroud
WO2021117033A1 (en) 2019-12-08 2021-06-17 Lumus Ltd. Optical systems with compact image projector
EP4146981B1 (en) 2020-05-07 2023-08-23 Signify Holding B.V. Illumination device
KR102540575B1 (ko) * 2021-01-28 2023-06-08 주식회사 알토 리플렉터 제작 방법
US20240167661A1 (en) * 2021-03-11 2024-05-23 Signify Holding B.V. Illumination device, optical element and luminaire
CN117916510A (zh) 2021-08-30 2024-04-19 昕诺飞控股有限公司 照明设备
US11994707B2 (en) * 2021-09-10 2024-05-28 Lite-On Technology Corporation Illuminated keyboard and backlight module

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759094A (en) * 1953-12-28 1956-08-14 Sylvania Electric Prod Lighting and sound absorbing fixture
US3591794A (en) * 1968-07-17 1971-07-06 Paul D Dail Ceiling having lamps and sound absorbing and light reflecting surface
US6758582B1 (en) * 2003-03-19 2004-07-06 Elumina Technology Incorporation LED lighting device

Family Cites Families (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB593235A (en) * 1945-07-19 1947-10-10 Holophane Co Inc Improvements in and relating to light fittings for ceilings designed for acoustical purposes
US2715449A (en) 1949-12-12 1955-08-16 Carl W Lemmerman Combined lighting and sound absorbing fixture
US2854565A (en) * 1956-02-16 1958-09-30 A L Smith Iron Company Luminous sound absorbing ceiling
US2978571A (en) * 1956-07-31 1961-04-04 Maurice C Rosenblatt Luminous acoustical ceiling
US2993802A (en) * 1957-09-23 1961-07-25 Owens Corning Fiberglass Corp Fibrous acoustical members and method for producing the same
US3094285A (en) * 1960-06-27 1963-06-18 Smithcraft Corp Ceiling illuminating system
US3321877A (en) * 1964-02-24 1967-05-30 Armstrong Cork Co Acoustic ceiling
US3270194A (en) * 1964-06-24 1966-08-30 Minnesota Mining & Mfg Light exposure apparatus
FR1558925A (zh) * 1967-08-09 1969-03-07
US3512313A (en) * 1968-10-14 1970-05-19 Owens Corning Fiberglass Corp Acoustic ceiling
US3581448A (en) * 1969-04-16 1971-06-01 Armstrong Cork Co Support for luminaire and ceiling panels
US3922073A (en) 1973-04-25 1975-11-25 Robert A D Schwartz Light diffuser system
JPS5656098A (en) * 1979-10-11 1981-05-16 Matsushita Electric Ind Co Ltd Microphone
JPS61284003A (ja) * 1985-05-17 1986-12-15 シ−メンス、アクチエンゲゼルシヤフト 間接的な反射照明器具
US4829728A (en) * 1987-04-14 1989-05-16 Castelli Clino T Soundproof structure for generic interior facing, and particularly for so-called open-space working, interiors
US5128848A (en) * 1989-03-31 1992-07-07 W.C. Heraeus Gmbh Operating light
DE4039290A1 (de) * 1990-12-08 1992-06-11 Minnesota Mining & Mfg Leuchte
DE9214199U1 (de) * 1992-10-21 1993-11-25 Zumtobel Licht Ges.M.B.H., Dornbirn Leuchte mit langgestrecktem Leuchtmittel und Reflektoren
US5357413A (en) * 1993-05-07 1994-10-18 Mandall Michael C Armored lighting fixture
US5782551A (en) 1994-11-01 1998-07-21 Capaul; Raymond W. Acoustical lighting fixture
CH690656A5 (de) * 1995-03-14 2000-11-30 Helmut Koester Akustikleuchte.
DE19620659C2 (de) 1996-05-22 2002-06-27 Zumtobel Licht Leuchte mit einer Lichtaustrittsscheibe
US5988836A (en) * 1996-07-31 1999-11-23 Swarens; Ralph W. Recessed indirect fluorescent light fixture with flexible reflector
WO1998029683A1 (de) * 1996-12-26 1998-07-09 Heiko Hinrichs Beleuchtungsanlage für innenräume
US5988829A (en) * 1997-07-28 1999-11-23 Nsi Enterprises, Inc. Direct/indirect lighting fixtures
CA2346580C (en) * 2000-05-08 2008-07-15 Sylvan R. Shemitz Designs, Inc. Asymmetric distribution luminaire
US6367581B1 (en) * 2000-05-25 2002-04-09 Otis Elevator Company Sound absorbing light fixture
JP2002075025A (ja) * 2000-08-25 2002-03-15 Stanley Electric Co Ltd 車両用led灯具
US6682211B2 (en) * 2001-09-28 2004-01-27 Osram Sylvania Inc. Replaceable LED lamp capsule
US6641293B2 (en) * 2001-10-31 2003-11-04 Visteon Global Technologies, Inc. Light shield with reflective inner surface
AU2002351033A1 (en) * 2001-12-07 2003-06-17 Koninklijke Philips Electronics N.V. Luminaire with counter-reflector and refractor
US6851834B2 (en) * 2001-12-21 2005-02-08 Joseph A. Leysath Light emitting diode lamp having parabolic reflector and diffuser
WO2004014102A1 (en) * 2002-08-06 2004-02-12 Sheila Kennedy Acoustic light emitting module
US20040213003A1 (en) * 2003-04-23 2004-10-28 Bruce Lauderdale Suspended ceiling lighting system incorporating T-bar component
CN101084458B (zh) * 2004-12-17 2011-11-30 优泊公司 光反射体及使用该光反射体的面光源装置
US7234832B2 (en) * 2005-03-04 2007-06-26 Hubbell Incorporated Adjustable lighting fixture
JP4745272B2 (ja) * 2007-03-14 2011-08-10 株式会社小糸製作所 車両用灯具
US7585088B2 (en) * 2007-04-03 2009-09-08 Abl Ip Holding Llc Fluorescent lamp fixture
US8186855B2 (en) * 2007-10-01 2012-05-29 Wassel James J LED lamp apparatus and method of making an LED lamp apparatus
DE102007054206A1 (de) 2007-10-15 2009-04-16 Harald Hofmann LED-Lampe mit Diffusor
CN101451678A (zh) * 2007-12-06 2009-06-10 富士迈半导体精密工业(上海)有限公司 固态照明装置
TW200925513A (en) * 2007-12-11 2009-06-16 Prodisc Technology Inc LED lamp structure for reducing multiple shadows
US20090173570A1 (en) * 2007-12-20 2009-07-09 Levit Natalia V Acoustically absorbent ceiling tile having barrier facing with diffuse reflectance
DE102008047010A1 (de) * 2008-09-12 2010-03-18 Zumtobel Lighting Gmbh System zur Aufhellung der Decke eines Raumes
DE202008008896U1 (de) * 2008-10-27 2010-03-18 Pinta Acoustic Gmbh Schaumstoffteil sowie hängend befestigter Schallabsorber
TWI359925B (en) * 2008-11-28 2012-03-11 Ind Tech Res Inst Illumination device
US8038314B2 (en) * 2009-01-21 2011-10-18 Cooper Technologies Company Light emitting diode troffer
DE202009004252U1 (de) * 2009-03-31 2010-05-27 BÄRO GmbH & Co. KG Leuchte
US8109647B2 (en) * 2009-07-28 2012-02-07 Lg Innotek Co., Ltd. Lighting device
US8449138B2 (en) * 2009-08-19 2013-05-28 Lg Innotek Co., Ltd. Lighting device
CA2771029C (en) * 2009-09-11 2016-08-23 Relume Technologies, Inc. L.e.d. light emitting assembly with spring compressed fins

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759094A (en) * 1953-12-28 1956-08-14 Sylvania Electric Prod Lighting and sound absorbing fixture
US3591794A (en) * 1968-07-17 1971-07-06 Paul D Dail Ceiling having lamps and sound absorbing and light reflecting surface
US6758582B1 (en) * 2003-03-19 2004-07-06 Elumina Technology Incorporation LED lighting device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110546429A (zh) * 2017-05-01 2019-12-06 昕诺飞控股有限公司 改装照明组件
CN110945279A (zh) * 2017-07-20 2020-03-31 昕诺飞控股有限公司 照明模块
CN110945279B (zh) * 2017-07-20 2022-05-27 昕诺飞控股有限公司 照明模块

Also Published As

Publication number Publication date
HUE048352T2 (hu) 2020-07-28
CN104251462B (zh) 2016-10-26
CN103201555A (zh) 2013-07-10
EP2792936A3 (en) 2014-12-31
EP2792936A2 (en) 2014-10-22
ES2765894T3 (es) 2020-06-11
US10030850B2 (en) 2018-07-24
EP2792936B1 (en) 2019-11-06
WO2012042429A3 (en) 2012-06-07
TW201221834A (en) 2012-06-01
DE202011110560U1 (de) 2014-12-01
CN103201555B (zh) 2016-05-11
DK2792936T3 (da) 2020-02-10
ES2515469T3 (es) 2014-10-29
EP2622263B1 (en) 2014-09-03
PL2792936T3 (pl) 2020-08-24
EP2622263A2 (en) 2013-08-07
WO2012042429A2 (en) 2012-04-05
US20130201690A1 (en) 2013-08-08

Similar Documents

Publication Publication Date Title
CN103201555B (zh) 照明装置及灯具
JP5551714B2 (ja) Led、光ガイド及びリフレクタを備える光源
JP5711147B2 (ja) Led、光ガイド及びリフレクタを備える光源
US9366410B2 (en) Reverse total internal reflection features in linear profile for lighting applications
JP6517154B2 (ja) 光導波体およびこれを用いた照明器具
US9494293B2 (en) Troffer-style optical assembly
US8905575B2 (en) Troffer-style lighting fixture with specular reflector
KR20110106919A (ko) Led를 갖는 광학 소자, 및 이를 포함하는 광원
US11592158B2 (en) Lighting arrangement with optical composite for targeted illumination patterns
JP6310688B2 (ja) 全内部反射レンズを有するトロファ照明器具システム
US20190170927A1 (en) Indirect luminaire
CN102770707A (zh) 灯具和遮板
US20090303708A1 (en) Illumination System
TW201411045A (zh) 照明器具及使用此照明器具之照明器具單元
CN210800738U (zh) 一种光学元件以及带有该光学元件的灯具
US20220214489A1 (en) A light emitting device

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: Holland Ian Deho Finn

Patentee after: KONINKLIJKE PHILIPS N.V.

Address before: Holland Ian Deho Finn

Patentee before: Koninklijke Philips Electronics N.V.

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20170308

Address after: Eindhoven

Patentee after: KONINKLIJKE PHILIPS N.V.

Address before: Holland Ian Deho Finn

Patentee before: KONINKLIJKE PHILIPS N.V.

CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: Eindhoven

Patentee after: Signify Holdings Ltd.

Address before: Eindhoven

Patentee before: KONINKLIJKE PHILIPS N.V.