CN101836031A - Led照明灯 - Google Patents
Led照明灯 Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/78—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with helically or spirally arranged fins or blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
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- 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
- F21V17/12—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 screwing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
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- 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
- F21V3/00—Globes; Bowls; Cover glasses
- F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/80—Light sources with three-dimensionally disposed light-generating elements on articulated supports or substrates
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- 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]
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
此处公开的是一种发光二极管LED照明灯,所述LED照明灯与垂直安装的柱式灯架的螺纹连接的插座连接。所述LED照明灯包括光源单元、散热装置和外壳。所述光源单元包括一个或多个LED和PCB。接合到所述PCB的所述散热装置用于散发来自光源单元的热量。所述的外壳用于支撑所述散热装置,并且具有螺纹连接的电源连接部件。在所述LED照明灯中,通过所述散热装置支撑所述光源单元的LED,并将所述光源单元的LED安设在所述散热装置之上,使得光束能够以预定的向下倾斜的角度从LED发射。
Description
技术领域
本发明涉及发光二极管(Light Emitting Diode;以下简称:LED)照明灯,所述LED照明灯安装在垂直安装的螺纹连接的插座上,使得光束能够以预定的向下倾斜的角度从LED发射,因而通过最小化光的损失来显著地增加有效光的效率,并且使得能够从上部区域到下部地大范围照射周围的景观,因而通过消除未照亮的点来显著地提高户外设施(例如,公园)的夜间照明的质量。
背景技术
与常规光源相比,LED不仅具有较长的寿命,而且因为直接将电能转化为光能而具有较高的能源效率,且因此消耗较低的功率。另外,这种LED具有光强度高和响应速度快的特征。因此,目前已经开发了使用这种LED作为光源的从典型的家用照明装置到户外照明装置(例如,路灯和公园灯)的各种照明装置。
另外,如图9所示,安装在公园或游乐园的常规户外设施照明装置是如此构造的,其中灯架3被安装在植入地面中的灯柱2上,并且在灯架3中设置螺纹连接的插座3a,以垂直地安装照明灯100。
在上述的常规照明装置中,照明灯100被垂直地安装于螺纹连接的插座3a上,且因此可以大范围地照亮环境的上部区域。然而,问题在于,因为没有光到达下部区域,所以环境的下部区域变成未照亮的暗区。
为了解决这个问题,根据需要在照明灯的上面安装反射镜。然而,在这种情况下,问题在于,由于增加了设备尺寸而需要大空间,且增加了制造成本,因而降低了照明效率,。
另外,已公开了印刷电路板(PCB)的附着表面形成具有矩形柱状,以使光束能够从PCB的外围水平发射的技术。然而,在这种情况下,问题在于,因为仅水平地传播光束,所以未照亮的下部区域仍然存在,并且有效光的效率较低。
发明内容
技术问题
因此,本发明已经考虑现有技术中出现的上述问题,并且本发明的目标在于提供一种LED照明灯,所述LED照明灯安装在螺纹连接的插座上,以能够使光束以预定的向下倾斜的角度从LED发射,因此通过最小化光损失来显著地增加有效光的效率,并且能够从上部区域到下部大范围地照射周围的景观,因此通过消除未照亮的点来显著提高户外设施(例如,公园)夜间照明的质量。
技术方案
为了完成上述目标,本发明提供了一种LED照明灯,所述LED照明灯与垂直安装的柱式灯架的螺纹连接的插座连接,所述LED照明灯包括:光源单元,包括一个或多个LED和PCB;散热装置,与PCB接合以散发来自所述光源单元的热量;以及外壳,用于支撑所述散热装置,并且具有螺纹连接的电源连接部件,其中所述光源单元的LED被所述散热装置支撑,并安设在所述散热装置之上,以使得光束能够以预定的向下倾斜的角度从LED发射。
有益的效果
按上述构造的本发明的LED照明灯垂直安装在螺纹连接的插座上,使得光束能够以预定的向下倾斜的角度从LED发射,因此通过最小化光损失来显著地增加有效光的效率。另外,本发明的LED照明灯能够从上部区域到下部大范围地照亮周围的景观,因此通过消除未照亮的点来显著地提高户外设施(例如,公园)夜间照明的质量。
附图说明
图1为示出本发明实施例的LED照明灯的构造的分解剖面图;
图2为图1的组装视图;
图3为图1的平面图;
图4为本发明实施例的PCB的设计视图;
图5为本发明实施例的散热器的透视图;
图6为示出本发明另一实施例的LED照明灯的构造视图;
图7为示出本发明另一实施例的LED照明灯的构造视图;
图8为示出图1的安装视图;以及
图9为示出常规照明装置的构造视图。
*主要元件的特征的描述
1:本发明的公园LED灯
10:光源单元 11:LED
13:PCB 30:散热装置
31:主体 312:底座部分
314:封盖安装槽
316:散热针安装部件
40:电源控制单元
41:温度传感器 50:外壳
51:电源连接部件
60:透明盖 70:灯架
71:柱部件
75:外壳盖部件
2:柱 3:柱式灯架
3a:螺纹连接的插座
具体实施方式
下面参照附图详细地描述根据本发明的实施例的LED照明灯。
图1为示出本发明实施例的LED照明灯的构造的分解剖面图,图2为图1的组装视图,图3为图1的平面图以及图8为示出图1的安装视图。
如图1至3和图8所示,实施例LED照明灯1与垂直安装的柱式灯架3的螺纹连接的插座3a连接,并且包括具有一个或多个LED 11和PCB 13的光源单元10、与PCB 13接合以散发的来自光源单元10的热量的散热装置30以及用于支撑散热装置30并且具有螺纹连接的电源连接部件51的外壳50。在本实施例中,用散热装置30支撑光源单元10的LED 11,并将所述光源单元10的LED 11安设在散热装置30之上,使得光束能够以预定的向下倾斜的角度从LED发射。
光源单元10的构造方式使得PCB13,此例中PCB13是柔性印刷电路板(Flexible Printed Circuit Board;以下简称:FPCB),形成为具有漏斗的形状,并且LED 11的安装方式使得能够光束不向外壳50方向而是以预定的向下倾斜的角度发射。优选的是散热装置30包括漏斗形主体31,所述漏斗形主体31与漏斗形PCB 13a相对应,使得漏斗形PCB 13a安装在漏斗形主体31的外围表面(参照图5)。
如图4所示,光源单元10的构造方式使得被做成扇形的柔性PCB 13附着在散热装置30的主体31上。
另外,散热装置30通过将线圈型散热针33连接到主体31而构成。优选的是线圈型散热针33通过连续地缠绕线形成具有矩形或圆形线圈的形状,或者通过连续地排列具有矩形或圆形的单个环状线圈(未示出)而形成线圈型散热针33。
形成的线圈型散热针33具有非常大的散热表面积,通过所述散热表面可以防止气塞现象,因而可以迅速地散发由在自然通风环境下的光源单元10产生的热量。
另外,在散热装置30中,优选的是在主体31的散热针安装部件316的下表面中形成封盖安装槽314,在所述封盖安装槽314中安装了用于保护光源单元10的透明封盖60。
漏斗形的散热装置30的构造方式可以使得线圈型散热针安装部件316在主体31的上端形成具有凸缘的形状,在所述散热针安装部件316上安装了线圈型散热针33。
采用如下方式可以紧固线圈型散热针33:根据线圈型散热针33的布置在散热针安装部件316中构造插槽317,并且将固定件35插入线圈型散热针33以便将其定位成与插槽317相对,并用销将其紧固(参照图5)。
另外,散热装置30与温度传感器41连接,所述温度传感器41与电源控制单元40相配合进行操作。
另外,本实施例的LED照明灯1包括灯架70,该灯架安装在外壳50和散热装置30之间,使得能够以预定的长度将光源单元10与外壳50间隔开。灯架70具有柱部件71和外壳盖部件75,在所述柱部件71中形成有电线通路73。
优选的是,灯架70的构造方式使得其外表面覆盖有反射光的材料。在本实施例中,覆盖的材料可以是铬。
另外,透明盖60可以被构造使得其较上端插入封盖安装槽314,并且使得其下端紧固在灯架70上,所述灯架70以配合方式与散热装置30的主体31连接。
灯架70被构造使得在外壳封盖部件75中形成用于连接外壳50的螺丝部件751,并且使得在外壳盖部件75中形成的以包围外壳50的群部753具有散热功能。优选的是灯架70与散热装置30的主体31螺纹连接。
接着,将会描述按上述构造的根据本实施例的LED照明灯1的安装与操作。
本实施例的核心构思是在LED照明灯1的下面将柱式灯架3和螺纹连接的插座3a垂直地安装到灯柱2上,灯柱2可用于安装公园灯。另一个构思是安装光源单元10,使得光源单元10的LED 11以预定向下的倾斜角度在灯柱2上方发射光束。
也就是说,将LED 11倾斜地安装在外壳50上方,所述外壳50与螺纹连接的插座3a相连。
在本实施例中,散热装置30的主体31被做成具有漏斗形状,并且将安装有LED 11的柔性PCB 13安装在主体31的外围表面上,使得安装在柔性PCB 13上的LED 11能够以预定的向下的倾斜角度发射光束。在这种情况下,散热装置30的漏斗形主体31和PCB 13被构造成以预定的角度倾斜,使得来自LED 11的光束不会指向外壳50。因此,会降低当外壳50阻断自来LED 11的光束时引起的光损失,并且因此会最大化有效光的效率。
另外,灯架70使得光源单元10与外壳50以柱部件71的长度间隔开来,使得即使不增加散热装置主体31的漏斗半径及PCB 13的漏斗半径,也能降低外壳50引起的光损耗。
另外,形成的线圈型散热针33具有很大的散热表面积,因此显著地提高散热性能。因此,无需使用任何排风扇,也可以不间断地散发由于打开具有高热负载的高功率的LED照明灯导致的热量。
同时,与附着并安装在散热装置主体31上的温度传感器41相配合进行操作的电源控制单元40执行控制,使得能够当散热装置30的温度等于或大于预定温度时自动中断对光源单元10的供电以保护光源单元10,并且当散热装置的温度变得低于预定温度时,能够再次向光源单元10供电。
如上所述,将本实施例安装在垂直安装的螺纹连接的插座上,以使LED 11能够按预定的向下倾斜的角度发射光束,因而通过最小化光损失来显著地增加有效光的效率。另外,本实施例使得能够实现从较上部区域到下部大范围地照亮周围的景观,因而通过消除未照亮的点来显著提高户外设施(例如,公园)夜间照明的质量。
在本发明的另一实施例中,无需使用任何灯架,可以直接将散热装置30连接到外壳50,如图6所示。
另外,在本发明的另一实施例中,可以相互平行地形成PCB 13和散热装置30的主体31。可以安装LED 11以向下发射光束。
上面已参照附图描述了本发明优选的实施例。这里,必须理解不必根据其通常的含义或字典定义理解本发明的说明书和权利要求中使用的术语和词语,但应该理解遵守本发明的技术精神来理解它们的含义和表示构思。因此,本说明书中描述的实施例及附图中示出的构造仅是本发明的最优选的实施例,并不表示本发明所有的技术精神。因此应该理解在应用时会存在各种代替所述实施例的等价物。
工业应用
将按上述构造的本发明的LED照明灯安装在垂直地安装的螺纹连接的插座上,以使光束能够以预定的向下倾斜的角度从LED发射,因此通过最小化光损失来显著增加有效光的效率。另外,本发明的LED照明灯能够从上部区域到下部大范围地照亮周围的景观,因而通过消除未照亮的点来显著地提高户外设施(例如,公园)中夜间照明的质量。
Claims (9)
1.一种发光二极管LED照明灯,所述LED照明灯与垂直安装的柱式灯架(3)的螺纹连接的插座(3a)连接,所述LED照明灯包括:
光源单元(10),包括一个或多个LED(11)和印刷电路板PCB(13);
散热装置(30),与所述PCB(13)接合以散发来自所述光源单元(10)的热量;以及
外壳(50),用于支撑所述散热装置(30),并且具有螺纹连接的电源连接部件(51),
其中所述光源单元(10)的LED(11)被所述散热装置(30)支撑,并安设在所述散热装置(30)上,以使得光束能够以预定的向下倾斜的角度从LED(11)发射。
2.根据权利要求1所述的LED照明灯,其中:
所述印刷电路板(13)是柔性印刷电路板FPCB,所述光源单元(10)的构造方式使得PCB(13)形成具有漏斗的形状,并且安装LED(11)以使光束以预定的向下倾斜的角度发射,且不朝向所述外壳;以及
所述散热装置(30)包括漏斗形主体,所述漏斗形主体与漏斗形PCB(13a)相对应,使得所述漏斗形PCB(13a)安装在所述漏斗形主体(31)的外周围表面上。
3.根据权利要求2所述的LED照明灯,其中所述散热装置(30)通过将线圈型散热针(33)与所述主体(31)连接来构造,所述线圈型散热针(33)通过连续地将线缠绕成矩形或圆形形式而形成为具有矩形或圆形的线圈状,或者通过连续地排列具有矩形或圆形的单个环形线圈而形成。
4.根据权利要求2所述的LED照明灯,其中所述散热装置(30)的构造方式使得封盖安装槽(314)形成在所述主体(31)的散热针安装部件的下表面,其中,用于保护所述光源单元的透明封盖(60)安装在所述封盖安装槽(314)中。
5.根据权利要求3所述的LED照明灯,其中,所述散热装置(30)的构造方式使得线圈型散热针安装部件(316)在所述主体(31)的上端形成具有凸缘形状。
6.根据权利要求1所述的LED照明灯,其中所述散热装置(30)与温度传感器(41)连接,所述温度传感器(41)与电源控制单元(40)相配合进行操作。
7.根据权利要求1所述的LED照明灯,还包括:
灯架(70),安装在所述外壳(50)和所述散热装置(30)之间,使得以预定的长度将所述光源单元(10)与所述外壳(50)间隔开,所述灯架(70)具有柱部件(71)和外壳封盖部件(75),在所述柱部件(71)中形成有电线通路(73)。
8.根据权利要求7所述的LED照明灯,其中所述灯架(70)的构造方式使得其外表面覆盖有反射光的材料。
9.根据权利要求4所述的LED照明灯,其中所述透明封盖(60)的构造方式使得其上端被插入所述封盖安装槽(314)中,其下端被紧固于灯架(70)上,所述灯架(70)按配合的方式与所述散热装置(30)的主体(31)连接。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2007-0108412 | 2007-10-26 | ||
KR1020070108412A KR100906087B1 (ko) | 2007-10-26 | 2007-10-26 | 엘이디램프 |
PCT/KR2008/006131 WO2009054649A2 (en) | 2007-10-26 | 2008-10-17 | Led lighting lamp |
Publications (1)
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CN101836031A true CN101836031A (zh) | 2010-09-15 |
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CN200880112754A Pending CN101836031A (zh) | 2007-10-26 | 2008-10-17 | Led照明灯 |
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US (1) | US20100244648A1 (zh) |
EP (1) | EP2201284A4 (zh) |
JP (1) | JP2011501378A (zh) |
KR (1) | KR100906087B1 (zh) |
CN (1) | CN101836031A (zh) |
WO (1) | WO2009054649A2 (zh) |
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CN103635740A (zh) * | 2011-09-27 | 2014-03-12 | 东芝照明技术株式会社 | 灯装置及照明装置 |
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CN102606913A (zh) * | 2012-02-17 | 2012-07-25 | 漳州市立达信绿色照明有限公司 | 大角度led灯 |
CN102606913B (zh) * | 2012-02-17 | 2014-11-19 | 立达信绿色照明股份有限公司 | 大角度led灯 |
Also Published As
Publication number | Publication date |
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WO2009054649A2 (en) | 2009-04-30 |
JP2011501378A (ja) | 2011-01-06 |
EP2201284A4 (en) | 2011-06-15 |
WO2009054649A3 (en) | 2009-06-11 |
KR100906087B1 (ko) | 2009-07-06 |
KR20090042572A (ko) | 2009-04-30 |
EP2201284A2 (en) | 2010-06-30 |
US20100244648A1 (en) | 2010-09-30 |
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