CN102387642A - 发光二极管棒 - Google Patents
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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
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- 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
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S10/00—Lighting devices or systems producing a varying lighting effect
- F21S10/02—Lighting devices or systems producing a varying lighting effect changing colors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/28—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports rigid, e.g. LED bars
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21V13/00—Producing 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
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
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- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
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- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21V21/14—Adjustable mountings
- F21V21/30—Pivoted housings or frames
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- 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
- F21V31/03—Gas-tight or water-tight arrangements with provision for venting
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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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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Abstract
本发明涉及用于校准色组的方法和包括多个LED组的LED模块。其中,色组包括至少一个LED,所述色组连接到控制设备,所述控制设备控制至少一个与所述色组的操作有关的所用物理参数,每个色组连接到控制电路,其特征在于:将用于色组的校准数据存储在校准存储器中,其中在操作期间,根据本地存储的校准数据控制每个色组。所述LED模块包括多个LED组的LED模块,所述LED组包括多个LED,LED具有不同的颜色,LED电连接到用于产生光的颜色控制器,颜色控制器连接到电源,所述LED组设置在像素板上,其特征在于:所述像素板包括存储器电路,其中在该像素板的用于LED的LED校准数据存储在该存储器电路中。
Description
本申请为马田专业公司于2008年9月5日向中国专利局提交的题为“发光二极管棒”的申请号为200880112488.X的中国专利申请的分案申请。
技术领域
本发明涉及用于校准色组的方法和包括多个LED组的LED模块。
背景技术
US2006/0002110公开了一种线性LED壳体,包括通过紧固件连接到底部的顶部。电力和数据通过照明设备的内部供给,壳体的顶部包括布置光源的槽。壳体可以装配用于保护光源或成形来自光源的光的透镜。在实施方式中,壳体可以容纳高电压驱动电路以及用于穿过壳体的电力和数据的线路。在壳体内部横向提供使热传导离开驱动电路的金属板和光源。壳体在壳体外部包括散热片,用于对壳体进行额外散热。用于高压电力线的电路穿过壳体的内部,因而存在极大的风险:电流会从高压电力线转移到壳体,从而造成危险的接地故障。当LED在潮湿和湿润的环境(例如,在游船上,其中LED壳体会与盐水接触)时,会增加这种风险,由于湿气会进入壳体,并且很难密封壳体的顶部和底部,因而会造成电路腐蚀,从而增加电流转移和接地故障的风险。而且,公开的壳体非常难于制造,这是由于外部由通过螺钉紧固在一起的顶部和底部组成。
发明内容
本发明的目的是实现一种高效的用于产生光柱的LED棒。另一个目的是形成LED棒,其容易连接,并且通过连接自动连接电力和数据。本发明的第三个目的是实现LED的高效冷却。又一个目的是实现电子印刷电路和柱壳体之间的高效电隔离。本发明的另一个目的是存储每个电且机械地接近实际LED的LED的校准数据。本发明的又一个目的是实现宽定位范围的LED棒。另一个目的是形成LED模块,其容易改变可以实现不同光束角的散射体。
本发明的目的可以通过权利要求1前序所述的LED棒模块实现,假设主印刷电路设置在热传导管内,其中像素板设置在热传导管外部的纵向凹槽中,连接器将像素板电连接到主印刷电路,主印刷电路设置在隔离盖内部,隔离盖设置在主印刷电路和热传导管之间,隔离盖具有用于在主印刷电路和热传导管上壁的中心部分之间实现热传导的纵向开口。
由此实现:以将从LED产生的热向下传导到管的方式将LED设置在该管的外部。在管的内部,还设置其余的电力电子设备以及光控电子设备。将电源电路(例如开关模式的)和控制电路设置在管的内部给出了高效的、用于屏蔽到外部的电磁辐射的电磁屏蔽。将电子印刷电路设置在隔离盖内部减少了向着该管电短路的风险。在所有将印刷电路板设置在金属管的内部的情况下,都会出现相同的、如何实现印刷电路板的高效隔离的问题。还会出现下面的问题:因为组件的物理尺寸在产品的生产寿命期间会变,因而用生产时较大的组件代替在产品的开发过程期间设计的组件。将印刷电路板设置在隔离盖内部以高效的方式解决了所有这些问题。
可以将颜色控制器设置在子印刷电路上,子印刷电路通过连接器电和机械地连接到主印刷电路。将颜色控制器设置在子印刷电路上可以导致这样的结果:该颜色控制器可以是在多个不同的产品中使用的、使用完全相同的电路的模块。将颜色控制器设置在子印刷电路上还导致这样的情况,其中可以容易地交换所有光控制器中的信息。这样,可以通过充足的用于至少一些组件之间的强电流连接的空间将其余的印刷电路板制成高效的开关模式的电源。
像素板可以包括存储器电路,其中该存储器电路在该板存储用于LED的LED校准数据。众所周知,当使用LED产生不同的颜色时,需要校准这些LED。如果使用智能电路则可以实现最佳的结果,其中首先,已知LED的工厂数据,然后相对于LED操作的小时数计算校准数据。通过使用这些数据,可以进行智能校准,这对至少操作期间的LED是足够的。将这些校准数据接近LED设置保证了在操作期间正确的数据现场用于正确的LED。由下面的知识可知这是特别重要的,即两个LED对于相同的源电流可能不具有相同的颜色结果。因此,需要校准每个单独的LED。在操作周期之后可以执行重新校准。
可替换地,可以在芯片形成LED,该芯片进一步包括用于存储实际的LED的校准数据的存储器电路。作为替换,可以将校准数据存储在直接在LED芯片形成的存储器芯片中。这样,可以尽可能接近实际LED地存储校准数据。
可以连接多个LED模块,以便形成纵向LED棒,其中每个LED棒模块包括位于第一端的凹形连接器和位于第二段的凸形连接器,连接器包括第一组电力连接器和第二组数据连接器。要形成长LED棒,必须连接多个LED模块。这通过在每个模块的每个端部设置凸形和凹形连接器高效地实现。在模块的两端形成电力总线连接和数据总线连接,每次将增加到现有的模块时可以连接数据和电力。通过使用智能光控制器,控制器可以交换数据,这样将其自动程序设计成与邻近的控制器连同操作。执行灯光表演(light show),其中LED模块对程序的执行正确地反应。
优选地,在模块之间连接两个单独的数据总线。通过使用两个不同的数据总线,可以使该模块通过DMX协议通信,同时在另一个以及更多现代通信协议上交换数据。
可以将LED组设置在用于在棒大体上垂直和纵向方向上偏转产生的光的透镜之下。通过使用特殊设计的透镜,在相对于该棒的侧面方向上几乎没有光离开透镜。在垂直于该棒的方向上,几乎所有的光都通过这些透镜在该方向上辐射。这样,例如邻近舞台(stage)设置的棒呈现地相对较小。
透镜可以相对于反射体设置,反射体在相对于棒大体上垂直和纵向的方向上反射光。如果使用反射体,在棒的纵向方向上从透镜透射的光可以在垂直于该棒的纵轴的方向上通过反射体反射。使用反射体,对于理想的光柱可能需要几个LED组。
本发明的目的可以通过如权利要求9前序所述的存储校准数据实现,假设在校准存储器中存储色组的校准数据,其中在操作期间根据本地存储的校准数据控制每个色组。
由此,可以实现:相对于实际色组存储实际校准数据。将校准数据存储在与色组相同的像素板上。这样,校准数据在初始测试中、正常使用期间以及维修期间紧随色组。由此,可以在不执行任何启动校准的情况下替换像素板。
每个色组的校准数据包括至少对与实际色组电平有关的操作时间的存储。由此,可以计算每个色组的消耗,并且可以相对于消耗调整每个LED的供电参数。
可以将与实际电平有关的操作时间存储在校准数据存储的二维历史文件中。由此,仅少量的数据需要存储在校准存储器中。
LED棒的旋转可以通过设置在LED棒模块两端的集成枢轴手动地实现。当达到预期角度时,旋转位于托架底部的旋钮以固定该位置。LED棒的角度能够从0°至360°自由地旋转。
通过在透镜的前面增加不同的散射体薄膜将改变光束扩展角度。具有特定角度的散射体薄膜可以通过一对凹边(chimps)保持,该对凹边位于前盖的内部,并且可替换地,容易移动。
附图说明
附图1表示LED棒模块。
附图2表示LED棒的截面图。
附图3表示从第一端看的LED棒2。
附图4表示LED模块的相对端。
附图5表示LED棒的纵向截面图。
附图6表示隔离盖。
附图7表示LED棒的分解图。
附图8表示像素板。
附图9表示在一端部分打开的LED棒2。
附图10表示LED棒模块的另一个实施方式的分解透视图。
附图11表示具有凹边的LED棒模块的另一个实施方式的横截面图。
附图12表示多个另一个实施方式的LED棒模块组合在一起。
具体实施方式
附图1表示包括管4的LED棒模块2,其中LED形式的管4发光设备与用于控制LED发光的控制电子设备设置在一起。而且,附图1表示第一端板20和第二端板22。夹具24连接到框架设备26。还表示了印刷电路连接器30和两个总线连接器32和34。而且,在该图中,表示了阀36,阀包括隔膜,隔膜仅允许湿气在内部方向上离开LED模块2。
在操作中,电力通过连接器30连接到LED模块2,数据连接到连接器34或36。因而,LED模块接收高效电力和信息以开始执行灯光表演,其中变色仅是几种可能中的一种。
附图2表示LED棒2的截面图。在腔14中,壳体4形成用于热传导地连接到管4的像素板6的座。在腔内的管4中,表示主印刷板8和子印刷板10。印刷板8和10设置在隔离盖12内,隔离盖12具有开口60(附图6),其中管4的突起热传导地连接到主印刷电路板8。子电路板10通过连接器18连接到主印刷电路板8。在管4外,表示第一和第二端盖20和22。在像素板6上,看到反射体58,反射体58设置在盖64和第二盖66下方,该第二盖由透明塑胶如聚碳酸盐形成。第二盖66密封管4。在外部,管4连接到框架26,框架26进一步连接到固定设备24。
在操作中,像素板6产生的热将传导到管4中。而且,主印刷电路板8产生的热也传导到管4中。管4热传导地连接到框架26,热从该框架辐射或转移到外部环境。
附图3表示从第一端看的LED棒2。附图3表示连接到第一端盖20的管4。管4连接到框架26,该框架进一步连接到固定器24。可以看到印刷电路板连接器30,并且在PCB连接器30上,可以看到两个数据总线连接器32和34。而且,看到包括隔膜的阀36,隔膜仅允许湿气从内部传到管的外部。
在操作中,阀36允许空气从内部传出,这在每次LED模块连接到电力并且开始操作时进行。模块变热,空气流出操作设备。在关闭之后,LED模块开始变冷,空气从外部吸进腔内。由于空气相继穿过阀36中的隔膜,因而湿气是留在外部的,这样,内部容积保持干燥。
附图4表示LED模块2的相对端,此时,表示第二端盖22。管4再次机械地连接到框架设备26,框架设备连接到保持器24。端盖表示凹形印刷电路板连接器40和凹形数据总线连接器42和44。
组合附图4和附图3,可以清楚:两个或多个LED模块可以顺序联结以形成相对长的管。
附图5表示LED棒2的纵向横截面,棒由管4形成。在管内部,表示像素板6和主印刷电路板8。而且,可以看到子印刷电路板10。在第一端,可以看到端盖20,在相对端,可以看到端盖22。在管4下方,看到框架26和保持器24。在第一端,表示印刷电路板连接器30和阀36。在另一端,可以看到凹形连接器40。在管内,可以看到连接器50和52,其使主板8和像素板6电互连。而且,在像素板,可以看到设置在透镜56下方的LED54,透镜56与反射体58协同操作。
从LED54产生的光首先在相对于棒纵向的方向上通过透镜56偏转。离开透镜56的光然后通过反射体58向上反射,结果,离开棒的光主要垂直于棒传递。在该步骤通过形成反射表面之间的步骤使反射体58形成长截面,可以让单组LED点亮模块相对长的距离。这样,该模块仅表示三组LED。但是从外部看,LED将点亮整个棒。
附图6表示隔离盖12,隔离盖具有纵向开口60。而且,隔离盖12在两侧具有凹槽62,其与在附图2中看到的管4的内部轮廓配合。
附图7表示LED棒2的分解图,其包括管4,其中像素板6设置在管4的凹槽中。在管4内部的腔中,主印刷电路板8设置在隔离盖12的内部。管4连接到第一端盖20和第二端盖22。而且,管4连接到框架26,框架进一步连接到保持器24。在主印刷电路板8的端部,可以看到用于电力的凹形连接器40以及凹形数据连接器42和44。在像素板6上,可以看到透镜56和反射体58。在反射体58上,表示第一盖64和第二塑料盖66。隔离盖12包括开口60和凹槽62。而且,表示与端盖22配合的端盖69。
附图8表示像素板6,在其上表示像素板连接器50。而且,在像素板看到LED54,LED成组设置,每组包括四个LED。此外,表示用于在该板存储LED校准数据的存储器组件53。
附图9表示在一端部分打开的LED棒2。可以看到管4,在管4内部表示隔离盖12,其包括主印刷电路板。而且,在管4外部可以看到框架26。当将管正确装配时,端盖20覆盖管的第一端,第二端盖会覆盖另一端。可以看到由透明塑胶66制成的顶盖,并且在该盖下面,还表示盖64。
附图10、11和12表示本发明的另一个实施方式。从附图10和12可以看到:LED棒模块102包括热传导管104,其中管104和LED形式的发光设备设置在一起。将电源108和用于控制LED的发光的颜色控制器110设置在LED棒模块102的外部。而且,附图10表示第一端板120和第二端板122。第一枢轴184和第二枢轴186通过第一托架180和第二托架182将LED棒模块连接到轨道124。在托架180和182的座上具有两个旋钮181和183。LED棒模块能够绕双枢轴184和186手动地旋转。在达到预期的位置之后,向着管104移动旋钮181和183以紧固或远离管104以松开可以保证定向。
在操作中,电力和数据电缆118连接到LED模块102。这样,LED模块将接收有效的电力和信息以开始执行灯光表演,其中变色仅是几种可能中的一种。
附图11表示LED棒2的横截面图。在凹槽114中,管4形成用于热传导地连接到管106的像素板106的座。在像素板106上,可以将LED154设置在用于偏转产生的光的透镜156之下,可以看到设置在由透明半透明塑料如聚碳酸盐形成的盖166之下的散射体185。
在操作中,在像素板106产生的热传导到管104中。管104同样热传导地连接到集成枢轴,并且进一步连接到轨道124,热从该轨道辐射或转移到外部环境。
将一对凹边187和188设置在盖166的内部以保持散射体185。可以通过凹边保持具有特定光入射角的散射体薄膜185。通过在透镜前面增加不同的散射体薄膜可以改变光束扩展角20°至40°,60°和120°或任意其他。当移开第一端板120和第二板122时,容易移动改变不同的散射体薄膜,因而是优选的。
附图12表示多个LED棒模块102组合在一起以形成长条光。LED棒模块102可以通过夹具190对准。电缆118集成的电力和数据从管104的内部延伸到设置在管104的外部的电源108和颜色控制器110。优选地,电缆118是CAT5e网络电缆。有时,颜色控制器110可以是用于LED棒模块阵列的通用控制器。
Claims (6)
1.一种用于校准色组的方法,其中色组包括至少一个LED,所述色组连接到控制设备,所述控制设备控制至少一个与所述色组的操作有关的所用物理参数,每个色组连接到控制电路,其特征在于:将用于色组的校准数据存储在校准存储器中,其中在操作期间,根据本地存储的校准数据控制每个色组。
2.根据权利要求1所述的方法,其特征在于:每个LED的校准数据包括至少对与实际LED电平有关的操作时间的存储。
3.根据权利要求2所述的方法,其特征在于:将与实际电平有关的操作时间存储在校准数据存储的二维历史文件中。
4.一种包括多个LED组的LED模块(102),所述LED组包括多个LED(154),LED(154)具有不同的颜色,LED(154)电连接到用于产生光的颜色控制器(110),颜色控制器(110)连接到电源(108),所述LED组设置在像素板(106)上,其特征在于:所述像素板包括存储器电路,其中在该像素板的用于LED的LED校准数据存储在该存储器电路中。
5.根据权利要求4所述的LED模块,其特征在于:至少一个LED形成在芯片处,该芯片包括用于存储所述校准数据的存储器电路。
6.根据权利要求4-5所述的LED模块,其特征在于:所述像素板包括至少一个连接器,用于将所述像素板连接至颜色控制器。
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Also Published As
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WO2009030233A1 (en) | 2009-03-12 |
US8287144B2 (en) | 2012-10-16 |
CN101836034B (zh) | 2012-06-27 |
US20120236555A1 (en) | 2012-09-20 |
ATE546690T1 (de) | 2012-03-15 |
CN101836034A (zh) | 2010-09-15 |
EP2442010A2 (en) | 2012-04-18 |
EP2442010B1 (en) | 2015-05-20 |
EP2195573A1 (en) | 2010-06-16 |
DK2442010T3 (da) | 2015-06-22 |
US20100295468A1 (en) | 2010-11-25 |
EP2442010A3 (en) | 2012-12-19 |
US8783895B2 (en) | 2014-07-22 |
EP2195573B1 (en) | 2012-02-22 |
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