WO2013033878A1 - 直下式led面板灯 - Google Patents

直下式led面板灯 Download PDF

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Publication number
WO2013033878A1
WO2013033878A1 PCT/CN2011/002045 CN2011002045W WO2013033878A1 WO 2013033878 A1 WO2013033878 A1 WO 2013033878A1 CN 2011002045 W CN2011002045 W CN 2011002045W WO 2013033878 A1 WO2013033878 A1 WO 2013033878A1
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WIPO (PCT)
Prior art keywords
frame body
aluminum
aluminum alloy
type led
led panel
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PCT/CN2011/002045
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English (en)
French (fr)
Inventor
赵芳
Original Assignee
孝义市乐百利特科技有限责任公司
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Publication of WO2013033878A1 publication Critical patent/WO2013033878A1/zh

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133608—Direct backlight including particular frames or supporting means
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133628—Illuminating devices with cooling means

Definitions

  • the invention belongs to the field of indoor lighting technology, and relates to an LED lamp, in particular to a direct type LED panel lamp. Background technique
  • LED light source lighting technology is becoming more and more mature, and commercial LED lamps have gradually entered people's home life.
  • LED panel lights are divided into two types: direct type and light guide type. It is a new type of lamp specially designed for office or commercial lighting, taking into account the feeling of light on the eyes and protecting eye health.
  • the LED panel light can change the glare phenomenon of the traditional point source illumination, and realize the uniform light, soft, bright and glare-free surface light source, which is mainly used to replace the traditional fluorescent lamp or grille lamp.
  • the object of the present invention is to overcome the shortcomings of the prior art LED panel lamps and to provide a direct-type LED panel lamp of a novel structure.
  • the technical problem to be solved is that it has a good light-emitting effect and is very suitable for practical use.
  • a direct-type LED panel lamp includes: a rectangular frame body, which is assembled by four aluminum alloy structural members, and is provided with a lower edge of the aluminum alloy structural member.
  • a rectangular aluminum base plate cooperates with the frame body, and is fixed on the upper edge of each aluminum alloy structural member of the frame body as a back plate of the direct type LED panel lamp; a plurality of aluminum substrates, parallel and Arranged at equal intervals on the surface of the aluminum base plate facing the side of the frame body; LED light sources floating in a dot-like pattern on a surface of the plurality of aluminum substrates facing the frame body; a reflector having thereon corresponding to the plurality of LED light sources a dot-shaped funnel-shaped reflector, the reflector is mounted on the aluminum substrate, and each LED light source is located in a reflector; an acrylic panel is located below the LED light source and is fixed to the frame
  • the card slot of each of the aluminum alloy structural members is integrally formed with the frame body; and a driving power source is mounted on a surface of the aluminum base plate opposite to the frame body, and is coupled to the plurality of LEDs The light source is electrically connected.
  • the LED light source is a LED light source packaged by a 0. 5w imitation lumen structure, and the LED light source has the advantages of small light decay and low heat generation.
  • the reflector is made of MCPET reflective material
  • the reflective material has a total reflectance of 99% and a diffuse reflectance of 96%, which can significantly improve the light utilization of the lamp.
  • the acrylic panel is milky white, which not only has high light transmittance, but also has uniform and soft illumination, and solves the glare problem of the LED panel lamp, and can give a feeling of brightness and comfort.
  • the aforementioned direct type LED panel lamp wherein a slot is formed between the card slot of each of the aluminum alloy structural members and the aluminum alloy structural member, and the frame body is composed of an L-shaped fastener.
  • the two ends are respectively inserted into the slots of the two adjacent aluminum alloy structural members, and are formed by screwing.
  • the present invention has significant advantages and advantageous effects over the prior art.
  • the direct-lit LED panel lamp of the present invention has at least the following advantages and beneficial effects:
  • the direct-lit LED panel lamp of the present invention is energy-saving and environmentally friendly, and has a long service life.
  • the LED light source packaged in a plurality of 0. 5w imitation lumen structure is uniformly soldered on the aluminum substrate in a dot matrix manner, and the aluminum substrate is directly mounted on the aluminum base plate, and the heat dissipation effect is good; and the high-efficiency reflection is applied on the LED light source.
  • the reflector made of a material, and a plurality of funnel-shaped reflectors disposed on the reflector corresponding to the LED light source, and the reflector can more fully and efficiently utilize the light emitted by the LED source by the principle of collecting light reflection,
  • the brightness of the panel light can be increased by 30% - 60%, and the power consumption is reduced by 50%;
  • the direct-type LED panel of the present invention uses a milky white acrylic panel, which has high light transmittance and uniform illumination. Soft, solves the problem of glare, and gives people a bright and comfortable feeling.
  • the present invention relates to a direct-type LED panel lamp.
  • the direct-type LED panel lamp comprises a frame body, an aluminum base plate mounted on the upper edge of the frame body, and an aluminum substrate fixed on the aluminum base plate to form a dot matrix.
  • the LED light source uniformly welded on the aluminum substrate, the reflector mounted on the aluminum substrate, and the acrylic panel located under the LED light source, and a driving power source is also mounted on the aluminum base plate.
  • the direct type LED panel lamp of the invention has the advantages of simple structure, convenient installation, high light transmittance, soft and uniform light, good illumination angle, good heat dissipation effect and energy saving.
  • the invention is technically significant Progress, and has a clear positive effect, hereby a new, progressive, practical new design.
  • FIG. 1 is a schematic exploded perspective view of the direct type LED panel lamp of the present invention
  • Aluminum base plate 2 aluminum base plate
  • Reflector 4 Aluminum structural parts
  • LED light source 10 Card slot.
  • FIG. 1 is a structural exploded perspective view of the direct-lit LED panel lamp of the present invention.
  • the direct type LED panel lamp of the present invention comprises: a rectangular frame body, a rectangular aluminum base plate 1, a plurality of aluminum substrates 2, a plurality of LED light sources 9, a reflector 3, an acrylic panel 6, and a driving power source 7.
  • the frame body is composed of four aluminum alloy structural members 4 assembled. And a card slot 10 is disposed on the lower edge of each of the aluminum alloy structural members 4, and a slot 11 is further disposed between the card slot 10 of each aluminum alloy structural member 4 and the aluminum alloy structural member 4.
  • the frame body is formed by inserting both ends of an L-shaped fastener 5 into the slots 11 of the adjacent two aluminum alloy structural members 4, and is formed by screwing.
  • the rectangular aluminum base plate 1 is matched with the frame body, and is fixed to the upper edge of each of the aluminum alloy structural members 4 of the frame body by screws to serve as a back plate of the direct type LED.
  • the plurality of aluminum substrates 2 are parallel and equally spaced and fixed directly on the surface of the aluminum base plate 1 facing the frame body by screws.
  • the plurality of LED light sources 9 are packaged in a 0. 5w imitation lumen structure, and are uniformly soldered in a dot pattern on the side of the plurality of aluminum substrates 2 facing the frame body. on the surface.
  • the light reflecting plate 3 is attached to the aluminum substrate 2.
  • the reflector 3 is provided with a dot-shaped funnel-shaped reflector 8 corresponding to the plurality of LED light sources 9 such that each of the LED light sources 9 is located in a reflector 8. Moreover, the reflector 3 is made of MCPET reflective material, and the excellent light reflection property can ensure that the light emitted by the LED light source 9 is reflected on the milky white acrylic panel 6 located below the LED light source 9.
  • the acrylic panel 6 is fixed in the card slot 10 of each of the aluminum alloy structural members of the frame body, and is integrally formed with the frame body.
  • the driving power source 7 is electrically connected to the plurality of LED light sources and mounted on the surface of the aluminum base plate 1 opposite to the frame body.

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  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

一种直下式LED面板灯，该LED面板灯由框架体，安装在框架体背部的铝底板(1)，固定在铝底板(1)上的铝基板(2)，成点阵状均匀焊接在铝基板(2)上的LED光源(9)以及安装在铝基板(2)上的反光板(3)和位于LED光源(9)下方的亚克力面板(6)构成，并在铝底板(1)的背部安装驱动电源(7)。该直下式LED面板灯结构简单，安装方便，具有透光率高，光线柔和均匀，光照角度佳，散热效果好且节能的特点。

Description

直下式 LED面板灯 技术领域
本发明属于室内照明技术领域， 涉及一种 LED灯具， 特别是涉及一种 直下式 LED面板灯。 背景技术
随着人们对照明灯具需求的变化， 近些年来设计者开始注重建筑空间 中照明对于室内环境风格与特色的创造。 LED光源照明技术日臻成熟， 商品 化的 LED灯具已经逐步进入到人们的家居生活中。
LED面板灯分为直下式和导光板式两类，是一种专门针对办公或商业照 明，充分考虑眼睛对光线的感觉，以保护眼睛健康为目的的新型灯具。 LED面 板灯可以改变传统点光源发光所具有的刺眼的眩光现象，实现光线均匀、 柔 和、 明亮、 无眩光的面光源发光效果， 主要用于替代传统的日光灯或格栅 灯。
然而， 现有的很多 LED面板灯只是将大功率的 LED或 LED 日光灯置于 格栅灯盘中， 不仅结构复杂， 而且发光不均匀， 光衰严重， 同时散热效果 也不好。
由此可见， 上述现有的 LED面槔灯在结构与使用上， 显然仍存在有不 便与缺陷， 而亟待加以进一步改进。 为了解决上述存在的问题， 相关厂商 莫不费尽心思来谋求解决之道， 但长久以来一直未见适用的设计被发展完 成， 而一般产品又没有适切结构能够解决上述问题， 此显然是相关业者急 欲解决的问题。 因此如何能创设一种新型结构的直下式 LED面板灯，实属当 前重要研发课题之一， 亦成为当前业界极需改进的目标。 发明内容
本发明的目的在于， 克服现有的 LED面板灯存在的缺陷， 而提供一种 新型结构的直下式 LED面板灯， 所要解决的技术问题是使其具有良好的出 光效果， 非常适于实用。
本发明的目的及解决其技术问题是采用以下技术方案来实现的。 依据 本发明提出的一种直下式 LED面板灯， 该直下式 LED面板灯包括： 一个矩 形的框架体， 是由四条铝合金结构件拼装构成， 并且在所述铝合金结构件 的下沿设有一- ^槽； 一块矩形铝底板， 与该框架体相配合， 且固定在该框 架体的各铝合金结构件的上沿， 作为该直下式 LED面板灯的背板; 多条铝 基板， 平行且等间隔排列的固定在该铝底板朝向该框架体一侧的表面上；多 个 LED光源， 成点阵状均勾的浮接在所述多条铝基板朝向该框架体一侧的 表面上； 一块反光板， 其上设置有与所述的多个 LED光源相对应的成点阵 状的漏斗形反光罩， 该反光板是安装在该铝基板上， 且使每一个 LED光源 都位于一个反光罩内； 一块亚克力面板， 位于所述 LED光源的下方， 且固 定在该框架体的各铝合金结构件的该卡槽中， 与该框架体形成一个整体；以 及一个驱动电源， 安装在该铝底板与该框架体相反一侧的表面上， 并与所 述的多个 LED光源电连接。
本发明的目的及解决其技术问题还可采用以下技术措施进一步实现。 前述的直下式 LED面板灯， 其中所述的 LED光源是采用 0. 5w仿流明结 构封装的 LED光源， 该 LED光源具有光衰小， 发热量小的优点。
前述的直下式 LED面板灯， 其中所述的反光板是采用 MCPET反光材料 制成， 这种反光材料的全反射率达 99%, 扩散反射率为 96%, 能够显著提高 灯具的出光利用。
前述的直下式 LED面板灯， 其中所述的亚克力面板为乳白色， 其不仅 透光率高， 且发光均匀柔和， 解决了 LED面板灯的眩光问题， 能够给人以 明亮舒适的感觉。
' 前述的直下式 LED面板灯， 其中在每一条所述的铝合金结构件的卡槽 与该铝合金结构件之间还设有一个插槽, 该框架体是由一个 L形紧固件的 两端分别插入相邻的两条所述铝合金结构件的该插槽内， 并以螺钉固定而 形成。
本发明与现有技术相比具有明显的优点和有益效果。 借由上述技术方 案，本发明直下式 LED面板灯至少具有下列优点及有益效果： 本发明的直下 式 LED面板灯节能环保， 使用寿命长。 其采用多个 0. 5w仿流明结构封装的 LED光源成点阵状均匀焊接在铝基板上， 铝基板再直接安装在铝底板上，散 热效果好； 同时在 LED光源上方覆有釆用高效反光材料制成的反光板，并且 在反光板上对应于 LED光源设置有多个漏斗形的反光罩， 反光罩通过聚光 反射的原理， 能够将 LED光源发出的光更加充分有效的利用， 在不增加光 源的情况下， 可以提升面板灯的亮度 30%- 60%, 并降低 50%的耗电； 另外本 发明的直下式 LED面板釆用乳白色的亚克力面板， 不仅透光率高， 且发光 均匀柔和， 解决了眩光的问题， 能够给人以明亮舒适的感觉。
综上所述， 本发明是有关于一种直下式 LED面板灯， 该直下式 LED面 板灯由框架体， 安装在框架体上沿的铝底板， 固定在铝底板上的铝基板，成 点阵状均匀的焊接在铝基板上的 LED光源，安装在铝基板上的反光板以及位 于 LED光源下方的亚克力面板构成，并在铝底板的上还安装有驱动电源。 本 发明的直下式 LED面板灯结构简单， 安装方便， 具有透光率高， 光线柔和 均匀， 光照角度佳， 散热效果好且节能的特点。 本发明在技术上有显著的 进步， 并具有明显的积极效果，诚为一新颖、 进步、 实用的新设计。
上述说明仅是本发明技术方案的概述， 为了能够更清楚了解本发明的 技术手段， 而可依照说明书的内容予以实施， 并且为了让本发明的上述和 其他目的、 特征和优点能够更明显易懂， 以下特举较佳实施例， 并配合附 图，详细说明如下。 附图的简要说明
图 1是本发明直下式 LED面板灯的结构分解立体示意图,
铝底板 2: 铝基板
反光板 4: 铝合金结构件
L形紧固件 6: 亚克力面板
驱动电源 8: 反光罩
LED光源 10: 卡槽。
11 : 插槽 实现发明的最佳方式
为更进一步阐述本发明为达成预定发明目的所采取的技术手段及功 效，以下结合附图及较佳实施例, 对依据本发明提出的直下式 LED面板灯其 具体实施方式、 结构、 特征及其功效， 详细说明如后。
有关本发明的前述及其他技术内容、 特点及功效， 在以下配合参考图 式的较佳实施例的详细说明中将可清楚呈现。 通过具体实施方式的说明，应 的了解， 然而所附图式仅是提供参考与说明之用:并非用来对本发明 力口以限制。
请参阅图 1所示， 是本发明直下式 LED面板灯的结构分解立体示意 图。 本发明的直下式 LED面板灯包括： 一个矩形的框架体、 一块矩形铝底 板 1、 多条铝基板 2、 多个 LED光源 9、 一块反光板 3、 一块亚克力面板 6 以及一个驱动电源 7。其中该框架体是由四条铝合金结构件 4拼装构成。 并 且在每条铝合金结构件 4的下沿都设有一个卡槽 10, 同时在每条铝合金结 构件 4的卡槽 10与铝合金结构件 4之间还设有一个插槽 11。该框架体是由 一个 L形紧固件 5的两端分别插入相邻的两条铝合金结构件 4的插槽 11内， 并以螺钉固定而形成。 该矩形铝底板 1 与该框架体相配合， 且通过螺钉固 定在该框架体的各条铝合金结构件 4的上沿， 以作为直下式 LED .面板灯的 背板。 所述的多条铝基板 2是平行且等间隔排列的通过螺钉直接固定在铝 底板 1朝向该框架体一侧的表面上。 所述的多个 LED光源 9是釆用 0. 5w仿 流明结构封装， 并成点阵状均匀的焊接在多条铝基板 2朝向该框架体一侧 的表面上。 在铝基板 2上安装有该反光板 3。 该反光板 3上设置有与多个 LED光源 9相对应的成点阵状的漏斗形反光罩 8， 以使每一个 LED光源 9都 位于一个反光罩 8内。 并且该反光板 3是采用 MCPET反光材料制成， 其优 异的光反射特性能够保证将 LED光源 9发出的光均勾的反射到位于 LED光 源 9的下方的乳白色亚克力面板 6上。 该亚克力面板 6是固定在该框架体 的各条铝合金结构件的该卡槽 10中， 并与该框架体形成一个整体。 该驱动 电源 7在与多个 LED光源电连接后安装于铝底板 1与该框架体相反一侧的 表面上。
以上所述， 仅是本发明的较佳实施例而已， 并非对本发明作任何形式 上的限制， 虽然本发明已以较佳实施例揭露如上， 然而并非用以限定本发 明，任何熟悉本专业的技术人员， 在不脱离本发明技术方案范围内，当可利 用上述揭示的技术内容作出些许更动或修饰为等同变化的等效实施例，但 凡是未脱离本发明技术方案内容， 依据本发明的技术实质对以上实施例所 作的任何简单修改、 等同变化与修饰，均仍属于本发明技术方案的范围内。

Claims

1、 一种直下式 LED面板灯， 其特征在于该直下式 LED面板灯包括： 一个矩形的框架体， 是由四条铝合金结构件拼装构成， 并且在所述铝 合金结构件的下沿设有一卡槽；
一块矩形铝底板， 与该框架体相配合， 且固定在该框架体的各铝合金 结构件的上沿， 作为该直下式 LED面板灯的背板；
多条铝基板， 平行且等间隔排列的固定在该铝底板朝向该框架体一側 的表面上；
多个 LED光源， 成点阵状均匀的焊接在所述多条铝基板朝向该框架体 一侧的表面上；
一块反光板， 其上设置有与所述的多个 LED光源相对应的成点阵状的 漏斗形反光罩， 该反光板是安装在该铝基板上， 且使每一个 LED光源都位 于一个反光罩内；
一块亚克力面板， 位于所述 LED光源的下方， 且固定在该框架体的各 铝合金结构件的该卡槽中， 与该框架体形成一个整体； 以及
一个驱动电源， 安装在该铝底板与该框架体相反一侧的表面上， 并与 所述的多个 LED光源电连接。
2、 根据权利要求 1所述的直下式 LED面板灯， 其特征在于其中所述的 LED光源是采用 0. 5w仿流明结构封装。
3、 根据权利要求 1所述的直下式 LED面板灯， 其特征在于其中所述的 反光板是采用 MCPET反光材料制成。
4、 根据权利要求 1所述的直下式 LED面板灯， 其特征在于其中所述的 亚克力面板为乳白色。
5、 根据权利要求 1所述的直下式 LED面板灯， 其特征在于其中在每一 条所述的铝合金结构件的卡槽与该铝合金结构件之间还设有一个插槽， 该 框架体是由一个 L形紧固件的两端分别插入相邻的两条所述铝合金结构件 的该插槽内， 并以螺钉固定而形成。
PCT/CN2011/002045 2011-09-07 2011-12-07 直下式led面板灯 WO2013033878A1 (zh)

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