WO2013034008A1 - 一种组装式led筒灯 - Google Patents

一种组装式led筒灯 Download PDF

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Publication number
WO2013034008A1
WO2013034008A1 PCT/CN2012/077122 CN2012077122W WO2013034008A1 WO 2013034008 A1 WO2013034008 A1 WO 2013034008A1 CN 2012077122 W CN2012077122 W CN 2012077122W WO 2013034008 A1 WO2013034008 A1 WO 2013034008A1
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WIPO (PCT)
Prior art keywords
reflector
driver
ring
module
led downlight
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PCT/CN2012/077122
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English (en)
French (fr)
Inventor
沈锦祥
邹永清
张国中
陈方
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浙江生辉照明有限公司
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Publication of WO2013034008A1 publication Critical patent/WO2013034008A1/zh

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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
    • F21S8/00—Lighting devices intended for fixed installation
    • F21S8/02—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters
    • F21S8/026—Lighting devices intended for fixed installation of recess-mounted type, e.g. downlighters intended to be recessed in a ceiling or like overhead structure, e.g. suspended ceiling
    • 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]

Definitions

  • the present invention relates to an LED downlight, and more particularly to an assembled LED downlight.
  • the present invention overcomes the deficiencies in the prior art described above, and provides a simple and straightforward way for LEDs to be used without any tools in the event of a fault. Remove the LED downlights for repair or replacement of consumable parts such as modules and drives.
  • An assembled LED downlight including a lamp holder, driver, LED a module and a reflector
  • the lamp holder includes a reflector cover and a bracket disposed on the reflector cover, the mounting cover is provided with a mounting hole, and the driver is connected to the bracket through the elastic latching mechanism, led
  • the module and the driver are detachably connected, and the reflector and the reflector cover are detachably connected.
  • the elastic piece engaging mechanism comprises two elastic pieces disposed at two ends of the driver, and the lower end of the elastic piece is folded outward to form a protrusion capable of pressing the bracket, and the bracket comprises two side edges and two connected
  • the top edge of the top end of the side is provided with a groove or a through hole on the inner side of the side, and the protrusion is engaged in the groove or the through hole.
  • the drive is clamped into the bracket by means of two springs to prevent it from falling.
  • a pinching piece for gripping and releasing the protrusion from the groove or the through hole is further extended at the lower end of the elastic piece.
  • the driver can be removed from the bracket by pinching the gripping piece and closing it to overcome the elastic force of the elastic piece, so that the protrusion of the elastic piece is separated from the groove or the through hole.
  • the detachable connection between the module and the driver is: a mounting seat is fixed on the bottom surface of the driver, and a plurality of arc grooves are uniformly distributed on the mounting seat in the circumferential direction.
  • the top end of the module is correspondingly provided with a plurality of card edges, and the arcuate groove is gradually narrowed from one end to the other end, and the card edge is caught in the arc groove.
  • the detachable connection between the module and the driver is as follows: a mounting seat is fixed on the bottom surface of the driver, and a screw hole is arranged in the mounting seat. The top end of the module is provided with a screw, and the screw is screwed to the mounting seat. When installing, simply screw the screw into the screw hole.
  • the detachable connection between the reflector and the reflector cover is: a plurality of elastic pieces are circumferentially distributed at the lower end of the reflector, the lower end of the elastic piece is riveted with the reflector, and the upper end of the elastic piece is folded outward to form a turn
  • the flange is offset from the upper periphery of the reflector housing.
  • the detachable connection between the reflector and the reflector cover is: a ring is arranged at the lower end of the reflector, and a plurality of elastic pieces are circumferentially distributed at the lower end of the reflector, and the lower end of the elastic piece is riveted with the reflector, and the elastic
  • the upper end of the sheet is folded outward to form a flange, and the flange is offset from the upper circumference of the ring, and the ring is movably connected to the reflector seat.
  • the ring is threadedly coupled to the reflector housing.
  • an arc-shaped protrusion is arranged on the outer side surface of the ring, and a convex block which stops the arc-shaped protrusion in the vertical direction is arranged inside the mounting hole of the reflector cover, and the ring is screwed on the reflector cover.
  • the arcuate projections are offset from the projections in the mounting holes.
  • Light holder, driver, LED of the downlight of the invention The module and the reflector are independent and separate components.
  • the buckle-type splicing structure is combined to form a downlight, which is convenient for users to repair and replace the consumable components, and provides guarantee and convenience for the mass production and after-sales service of the manufacturer.
  • Figure 1 is an assembly drawing of the present invention
  • FIG. 2 is a schematic structural view of a lamp holder of the present invention
  • FIG. 3 is a schematic structural view of an LED module of the present invention.
  • FIG. 4 is a schematic structural view of a driver of the present invention.
  • FIG. 5 is a schematic view showing a connection structure of a reflector and a ring in Embodiment 1 of the present invention.
  • FIG. 6 is a schematic view showing a mounting structure of a downlight according to Embodiment 1 of the present invention.
  • FIG. 7 is a schematic view showing the installation structure of the downlight according to Embodiment 3 of the present invention.
  • Embodiment 1 An assembled LED downlight, as shown in FIG. 1, includes a lamp holder 1, a driver 2, and an LED module 3 And the reflector 4, the lamp holder 1 includes a reflector housing 5 and a bracket 6 disposed on the reflector housing 5, and a mounting hole 7 is formed in the reflector housing 5, the driver 2 The LED module 3 is detachably connected to the driver 2 through a latching mechanism, and the reflector 4 and the reflector housing 5 are detachably connected.
  • the elastic clip fastening mechanism includes two elastic pieces 8 disposed at two ends of the driver 2 .
  • the upper end of the elastic piece 8 is riveted to the driver 2, and the lower end of the elastic piece 8 is folded outward to form a protrusion 9 capable of pressing the bracket, and the bracket 6 includes two side edges 10 and a top edge connecting the top ends of the side edges 10 11.
  • a through hole 12 is formed inside the side edge 10, and the protrusion 9 is snapped into the through hole 12.
  • the lower end also extends downwardly with a holding piece 13 for holding the elastic piece and releasing the projection 9 from the through hole 12.
  • the LED module 3 includes a heat sink, a hollow cavity body is arranged in the heat sink, an aluminum substrate is arranged at the bottom of the hollow cavity body, and an LED is arranged on the aluminum substrate.
  • the light source as shown in FIG. 3 and FIG. 4, the detachable connection between the LED module 3 and the driver 2 is: a mounting seat 14 is fixed on the bottom surface of the driver 2, and the mounting seat 14 For a round metal piece, there is a gap between the mounting seat 14 and the bottom surface of the driver; for convenient positioning and installation, a cylindrical protrusion 24 is provided at the center of the upper end of the LED module 3 at the mounting seat 14 There is a circular hole 25 in the middle, and two arc-shaped grooves 15 are uniformly distributed on the mounting seat 14 in the circumferential direction, and two card edges 16 are arranged at the top of the LED module 3, and the card edge 16
  • the substrate 17 is vertically disposed, and the lower end of the substrate 17 is riveted to the heat sink, and the upper end of the substrate 17 extends in
  • the cylindrical projection 24 is first aligned with the circular hole 25 of the mounting seat 14, and the two are combined, and then rotated, the card edge 16 First, the wider end of the arcuate groove 15 enters the arcuate groove, and then rotates along the arcuate groove to the narrowest end, and the buckle 18 is snapped into the arcuate groove with the mounting seat 14.
  • the detachable connection between the reflector 4 and the reflector cover 5 is: a reflector 4 In the shape of a trumpet, a ring 19 is sleeved at the lower end of the reflector 4, and a plurality of elastic pieces 20 are circumferentially distributed at the lower end of the reflector 4.
  • the lower end of the elastic piece 20 is riveted to the reflector 4, and the elastic piece 20
  • the upper end is folded outward to form a flange 21, and the flange 21 is opposite to the upper circumference of the ring 19, and the ring 19 is movably connected to the reflector cover 5; specifically, in the ring 19
  • An arcuate projection 22 is disposed on the outer side surface, and a projection 23 for stopping the arcuate projection 22 in the vertical direction is disposed inside the mounting hole of the reflector housing 5, and the ring 19 is screwed on the reflector housing 5 Mounting hole 7 Inside, the curved projection 22 abuts the projection 23.
  • the ring 19 can also be connected to the reflector housing 5 by means of a threaded connection.
  • Embodiment 2 This embodiment differs from Embodiment 1 in that LED module 3 and driver 2
  • the detachable connection manner is as follows: a mounting seat is fixed on the bottom surface of the driver, a screw hole is arranged in the mounting seat, and a screw is arranged at the top of the LED module 3, and the screw is screwed to the mounting seat.
  • Embodiment 3 This embodiment is different from Embodiment 1 in that, as shown in FIG. 7, the reflector 4 and the reflector cover 5
  • the detachable connection between the two is: a plurality of elastic pieces 20 are distributed along the circumference of the lower end of the reflector 4, and the elastic piece 20
  • the lower end is riveted to the reflector, and the upper end of the elastic piece is folded outward to form a flange.
  • the flange is opposite to the upper circumference of the reflector cover, and the reflector 4 and the reflector cover 5 are directly connected by the elastic piece.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

一种组装式LED筒灯，包括灯架（1），驱动器（2），LED模块（3）和反射罩（4）。灯架（1）包括反射罩座（5）和设置在反射罩座（5）上的支架（6），在反射罩座（5）上开有安装孔（7）。驱动器（2）通过弹片卡接机构与支架（6）相连。LED模块（3）与驱动器（2）为可拆卸连接，反射罩（4）与反射罩座（5）为可拆卸连接。该筒灯的灯架（1），驱动器（2），LED模块（3）和反射罩（4）均为独立的分离式组件，通过扣位式拼接结构组合在一起形成筒灯，便于用户维修及更换易损组件以及便于生产厂商大批量生产和提供售后服务。

Description

一种组装式LED筒灯 技术领域
本发明涉及一种 LED 筒灯，特别涉及 一种组装式LED筒灯 。
背景技术
目前， 大多数室内 LED 照明筒灯都是一体化设计，当灯具的 LED 灯珠或驱动器失效时，或会使整灯报废或整灯拆下送原生产厂商返修。
整灯报废会浪费社会能源，同时增加消费者支出成本；而整灯拆下送原生产厂商返修，费时费力，产生的相关费用也很高，消费者无法承受。
 技术解决方案
本发明克服了上述现有技术中的不足，提供了一种简单明了，在发生故障时不需任何工具，就可将 LED 模块、驱动器等易损部件取下进行维修或更换的 LED 筒灯。
本发明的技术方案是这样实现的：
一种组装式LED筒灯 ，包括灯架，驱动器， LED 模块和反射罩，所述的灯架包括反射罩座和设置在反射罩座上的支架，在反射罩座上开有安装孔，所述的驱动器通过弹片卡接机构与支架相连，所述的 LED 模块与驱动器为可拆卸连接，所述的反射罩与反射罩座为可拆卸连接。
作为优选，所述的弹片卡接机构包括设置在驱动器两端的两个弹片，所述弹片的下端向外翻折形成能够顶压支架的凸起，所述的支架包括两个侧边和连接两侧边顶端的顶边，在侧边内侧设有凹槽或通孔，所述的凸起卡接在凹槽或通孔内。驱动器借助两个弹片卡在支架内，防止掉落。
作为优选，在弹片的下端还向下延伸有用于捏持并使凸起脱离凹槽或通孔的捏持片。当需要将驱动器取下时，用手捏住捏持片并合拢以克服弹片的弹力，使弹片的凸起脱离凹槽或通孔，即可将驱动器从支架上取下。
作为优选， LED 模块与驱动器之间的可拆卸连接方式为：在驱动器底面上固定有一安装座，在安装座上沿周向均布有多个弧形槽，在 LED 模块顶端对应设有多个卡边，所述的弧形槽由一端到另一端宽度逐渐变窄，所述的卡边卡入弧形槽内。安装时，将 LED 模块顶端的卡边插入弧形槽较宽的一端内，然后旋转 LED 模块，使卡边转到弧形槽最窄的一端使 LED 借助卡边卡在安装座上即可实现 LED 模块与驱动器的连接。
作为优选， LED 模块与驱动器之间的可拆卸连接方式为：在驱动器底面上固定有一安装座，在安装座上设有螺孔，在 LED 模块顶端设有螺杆，所述的螺杆与安装座螺纹连接。安装时，只需将螺杆旋入螺孔即可。
作为优选，反射罩与反射罩座之间的可拆卸连接方式为：在反射罩下端沿圆周分布有多个弹性片，弹性片的下端与反射罩铆接，弹性片的上端向外翻折形成翻边，所述的翻边与反射罩座的上周缘相抵。
作为优选，反射罩与反射罩座之间的可拆卸连接方式为：在反射罩下端套有一圆环，在反射罩下端沿圆周分布有多个弹性片，弹性片的下端与反射罩铆接，弹性片的上端向外翻折形成翻边，所述的翻边与圆环上周缘相抵，所述的圆环与反射罩座活动连接。
作为优选，所述的圆环与反射罩座为螺纹连接。
作为优选，在圆环的外侧面上设有弧形凸起，在反射罩座的安装孔内侧设有在竖直方向上止挡弧形凸起的凸块，圆环旋拧在反射罩座的安装孔内，弧形凸起与凸块相抵。
 有益效果
采用了上述技术方案的本发明的原理及有益效果是：
本发明筒灯的灯架，驱动器， LED 模块和反射罩均为独立的分离式组件，通过扣位式拼接结构组合在一起形成筒灯，便于用户维修及更换易损组件，为生产厂商大批量生产和提供售后服务提供了保证与便利。
 附图说明
图 1 为本发明的装配图 ；
图 2 为本发明灯架的结构示意图；
图 3 为本发明 LED 模块的结构示意图；
图 4 为 本发明驱动器的结构示意图；
图5为本发明实施例1中反射罩与圆环的连接结构示意图；
图6为本发明实施例1中筒灯的安装结构示意图；
图7为本发明实施例3在筒灯的安装结构示意图。
 本发明的实施方式
本发明的具体实施方式如下：
实施例1：一种组装式LED筒灯 ，如图 1 所示，包括灯架 1 ，驱动器 2 ， LED 模块 3 和反射罩 4 ，所述的灯架 1 包括反射罩座 5 和设置在反射罩座 5 上的支架 6 ，在反射罩座 5 上开有安装孔 7 ，所述的驱动器 2 通过弹片卡接机构与支架 6 相连，所述的 LED 模块 3 与驱动器 2 为可拆卸连接，所述的反射罩 4 与反射罩座 5 为可拆卸连接。
具体地，如图 1 、图 2 、图 4 所示，所述的弹片卡接机构包括设置在驱动器 2 两端的两个弹片 8 ，弹片 8 的上端与驱动器 2 铆接，弹片 8 的下端向外翻折形成能够顶压支架的凸起 9 ，所述的支架 6 包括两个侧边 10 和连接两侧边 10 顶端的顶边 11 ，在侧边 10 内侧设有通孔 12 ，所述的凸起 9 卡接在通孔 12 内。为了便于驱动器 2 的拆卸与安装，在弹片 8 的下端还向下延伸有用于捏持弹片并使凸起 9 脱离通孔 12 的捏持片 13 。
LED 模块 3 包括散热器，在散热器内设有中空腔体，在中空腔体底部设有铝基板，在铝基板上设有 LED 光源，如图 3 、图 4 所示， LED 模块 3 与驱动器 2 之间的可拆卸连接方式为：在驱动器 2 底面上固定有一安装座 14 ，安装座 14 为一圆形的金属片，安装座 14 与驱动器底面间留有间隙；为了方便定位、安装，在 LED 模块 3 上端中央设有一圆柱形凸起 24 ，在安装座 14 中间对应设有圆孔 25 ，在安装座 14 上沿周向均布有 2 个弧形槽 15 ，在 LED 模块 3 顶端对应设有 2 个卡边 16 ，卡边 16 包括竖直设置的基板 17 ，基板 17 下端与散热器铆接，基板 17 上端向内延伸出扣边 18 ，所述的弧形槽 15 由一端到另一端宽度逐渐变窄；
安装时先将圆柱形凸起 24 对准安装座 14 的圆孔 25 ，并使两者结合在一起，然后旋转，卡边 16 先从弧形槽 15 较宽的这端进入到弧形槽内，然后再沿弧形槽旋转到最窄的这一端停止，扣边 18 在弧形槽内与安装座 14 卡接在一起。
如图 1 、图 5 所示，反射罩 4 与反射罩座 5 之间的可拆卸连接方式为：反射罩 4 呈喇叭状，在反射罩 4 下端套有一圆环 19 ，在反射罩 4 下端沿圆周分布有多个弹性片 20 ，弹性片 20 的下端与反射罩 4 铆接，弹性片 20 的上端向外翻折形成翻边 21 ，所述的翻边 21 与圆环 19 上周缘相抵，所述的圆环 19 与反射罩座 5 活动连接；具体的，在圆环 19 的外侧面上设有弧形凸起 22 ，在反射罩座 5 的安装孔内侧设有在竖直方向上止挡弧形凸起 22 的凸块 23 ，圆环 19 旋拧在反射罩座 5 的安装孔 7 内，弧形凸起 22 与凸块 23 相抵。此外，圆环 19 也可采用螺纹连接的方式与反射罩座 5 相连。
安装时，如图 6 所示，先用手捏住捏持片 13 将驱动器 2 放到灯架 1 内，然后使弹片 8 的凸起 9 卡接在通孔 12 内；再将 LED 模块 3 穿过安装孔 7 安装在驱动器 2 的安装座 14 上；再将反射罩 4 与圆环 19 装配在一起，再将圆环 19 装在反射罩座 5 上，至此，安装完成。如拆卸时，按照相反的步骤将各组件取下即可。
实施例 2 ：本实施例与实施例 1 的不同之处在于， LED 模块 3 与驱动器 2 之间的可拆卸连接方式为：在驱动器底面上固定有一安装座，在安装座上设有螺孔，在 LED 模块 3 顶端设有螺杆，所述的螺杆与安装座螺纹连接。
实施例 3 ：本实施例与实施例 1 的不同之处在于，如图 7 所示，反射罩 4 与反射罩座 5 之间的可拆卸连接方式为：在反射罩 4 下端沿圆周分布有多个弹性片 20 ，弹性片 20 的下端与反射罩铆接，弹性片的上端向外翻折形成翻边，所述的翻边与反射罩座的上周缘相抵，反射罩 4 与反射罩座 5 通过弹性片直接相连。

Claims (1)

  1. 1、 一种 组装式LED筒灯 ，包括灯架，驱动器， LED 模块和反射罩，所述的灯架包括反射罩座和设置在反射罩座上的支架，在反射罩座上开有安装孔，其特征是：所述的驱动器通过弹片卡接机构与支架相连，所述的 LED 模块与驱动器为可拆卸连接，所述的反射罩与反射罩座为可拆卸连接。
    2、 根据权利要求1所述的一种组装式LED筒灯 ，其特征是：所述的弹片卡接机构包括设置在驱动器两端的两个弹片，所述弹片的下端向外翻折形成能够顶压支架的凸起，所述的支架包括两个侧边和连接两侧边顶端的顶边，在侧边内侧设有凹槽或通孔，所述的凸起卡接在凹槽或通孔内。
    3、 根据权利要求 2 所述的 一种组装式LED筒灯 ，其特征是：在弹片的下端还向下延伸有用于捏持并使凸起脱离凹槽或通孔的捏持片。
    4、 根据权利要求 1 所述的 一种组装式LED筒灯 ，其特征是： LED 模块与驱动器之间的可拆卸连接方式为：在驱动器底面上固定有一安装座，在安装座上沿周向均布有多个弧形槽，在 LED 模块顶端对应设有多个卡边，所述的弧形槽由一端到另一端宽度逐渐变窄，所述的卡边卡入弧形槽内。
    5、 根据权利要求 1 所述的 一种组装式LED筒灯 ，其特征是： LED 模块与驱动器之间的可拆卸连接方式为：在驱动器底面上固定有一安装座，在安装座上设有螺孔，在 LED 模块顶端设有螺杆，所述的螺杆与安装座螺纹连接。
    6、 根据权利要求 1 所述的 一种组装式LED筒灯 ，其特征是：反射罩与反射罩座之间的可拆卸连接方式为：在反射罩下端沿圆周分布有多个弹性片，弹性片的下端与反射罩铆接，弹性片的上端向外翻折形成翻边，所述的翻边与反射罩座的上周缘相抵。
    7、 根据权利要求 1 所述的 一种组装式LED筒灯 ，其特征是：反射罩与反射罩座之间的可拆卸连接方式为：在反射罩下端套有一圆环，在反射罩下端沿圆周分布有多个弹性片，弹性片的下端与反射罩铆接，弹性片的上端向外翻折形成翻边，所述的翻边与圆环上周缘相抵，所述的圆环与反射罩座活动连接。
    8、 根据权利要求 7 所述的 一种组装式LED筒灯 ，其特征是：所述的圆环与反射罩座为螺纹连接。
    9、 根据权利要求 7 所述的 一种组装式LED筒灯 ，其特征是：在圆环的外侧面上设有弧形凸起，在反射罩座的安装孔内侧设有在竖直方向上止挡弧形凸起的凸块，圆环旋拧在反射罩座的安装孔内，弧形凸起与凸块相抵。
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