WO2012031409A1 - Led日光灯 - Google Patents

Led日光灯 Download PDF

Info

Publication number
WO2012031409A1
WO2012031409A1 PCT/CN2010/076879 CN2010076879W WO2012031409A1 WO 2012031409 A1 WO2012031409 A1 WO 2012031409A1 CN 2010076879 W CN2010076879 W CN 2010076879W WO 2012031409 A1 WO2012031409 A1 WO 2012031409A1
Authority
WO
WIPO (PCT)
Prior art keywords
led
fluorescent lamp
substrate
circuit board
led substrate
Prior art date
Application number
PCT/CN2010/076879
Other languages
English (en)
French (fr)
Inventor
刘益全
Original Assignee
深圳市讯宇创科技有限公司
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 深圳市讯宇创科技有限公司 filed Critical 深圳市讯宇创科技有限公司
Publication of WO2012031409A1 publication Critical patent/WO2012031409A1/zh

Links

Classifications

    • 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
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • 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
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • F21K9/275—Details of bases or housings, i.e. the parts between the light-generating element and the end caps; Arrangement of components within bases or housings
    • 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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/66—Details of globes or covers forming part of the light source
    • 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
    • F21Y2107/30—Light sources with three-dimensionally disposed light-generating elements on the outer surface of cylindrical surfaces, e.g. rod-shaped supports having a circular or a polygonal cross section
    • 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 the field of LED fluorescent lamps, and more particularly to an LED fluorescent lamp capable of preventing burnout of an LED substrate.
  • Fluorescent lamps are used as cold light sources and are widely used in industrial and residential lighting compared to conventional incandescent lamps. With the continuous development of semiconductor and electronic technology, LEDs with their superior energy-saving performance and books
  • the existing LED fluorescent lamp, the LED substrate and the power circuit board are directly fixed together. Since the power circuit board generates a high heat when used, and the temperature of the LED substrate is relatively low, the temperature of the power circuit board is directly transmitted to the LED substrate. It is easy to burn out the LED substrate.
  • the LED substrate generally has an illumination angle of 120 degrees and a small angle, and cannot be applied to some fields requiring higher illumination range.
  • the technical problem to be solved by the present invention is to provide an LED fluorescent lamp capable of preventing the power circuit board from burning out the LED substrate.
  • an LED fluorescent lamp comprising a tubular lamp cover, two lamp caps mounted on both ends of the lamp cover, and at least one power circuit board housed in the tubular lamp cover At least one LED substrate and at least one LED holder for fixing the at least one LED substrate, the at least one LED substrate is packaged with at least one LED lamp, and the two lamp caps are respectively provided to be connected to an external power socket.
  • the plug, the at least one power circuit board is electrically connected to the plug, the LED substrate, and the LED packaged on the substrate, and a gap is disposed between the at least one LED substrate and the at least one power circuit board.
  • the at least one LED bracket comprises two fixing plates which are elongated in the axial direction, the two fixing plates are formed by bending the LED bracket along an axial central axis, and the two The fixing plate forms an angle that is changed toward the direction away from the power circuit board.
  • the at least one LED bracket comprises three fixing plates which are elongated in the axial direction, the three fixing plates comprise a horizontal fixing plate, and the two sides of the horizontal fixing plate respectively face the power supply circuit
  • the inclined direction fixing plate is integrally extended in the direction of the plate, and the three fixed plates are in an isosceles trapezoidal structure in a radial direction of the LED fluorescent lamp.
  • the angle between the two inclined fixing plates is 120°.
  • the tubular lamp cover includes a light transmitting portion and a non-light transmitting portion, and the cross sections of the light transmitting portion and the non-light transmitting portion in the radial direction of the tubular lampshade are respectively two arcs constituting the same circumference.
  • a sliding rail is protruded from each other in the axial direction of the inner wall of the tubular lampshade at the junction of the light transmitting portion and the non-light transmitting portion.
  • the at least one LED bracket comprises two side edges, and each of the two side edges is provided with a sliding plate axially sliding and radially engaging with a sliding rail disposed in the tubular lampshade.
  • the at least one LED bracket comprises an outer surface facing the light transmitting portion, the inner surface facing the non-light transmitting portion, on an outer surface of the at least one LED bracket It is coated with a reflective film.
  • the at least one LED lamp corresponding to the LED substrate is provided with at least one receiving hole on the fixing plate, and the LED lamp is fixed to the LED bracket through the receiving hole.
  • a plurality of studs are disposed on the inner surface of the LED bracket at equal intervals in the axial direction, and mounting holes are formed on the LED substrate corresponding to the plurality of studs.
  • the beneficial effects of the present invention are: different from the prior art, the LED substrate and the power circuit board are directly fixed together.
  • the LED lamp of the present invention does not have a gap between the LED substrate and the power circuit board.
  • the heat conduction phenomenon occurs directly between the LED substrate and the power supply circuit board, and the LED substrate is protected.
  • DRAWINGS Figure 1 is a front elevational view of the LED fluorescent lamp of the present invention.
  • Figure 2 is an exploded view of the LED fluorescent lamp of the first embodiment of the present invention.
  • Figure 3 is an enlarged view of a portion B of Figure 2;
  • FIG. 4 is a schematic view showing a connecting portion of a first LED bracket and a second LED bracket of the LED fluorescent lamp according to the first embodiment of the present invention
  • Figure 5 is a side view of the LED fluorescent lamp of the first embodiment of the present invention.
  • Figure 6 is a top plan view of the first LED holder of the LED fluorescent lamp of the first embodiment of the present invention
  • Figure 7 is a cross-sectional view of the first LED holder of the LED fluorescent lamp of the first embodiment of the present invention in the D-D direction;
  • Figure 8 is a side view of an LED fluorescent lamp according to a second embodiment of the present invention.
  • Figure 9 is a top plan view of a third LED holder of an LED fluorescent lamp according to a second embodiment of the present invention.
  • Figure 10 is a cross-sectional view of the third LED holder of the LED fluorescent lamp of the second embodiment of the present invention in the C-C direction.
  • the LED fluorescent lamp 10 of the present invention comprises a tubular lamp cover 20 for protecting the LED lamp and two lamp caps ( 31 , 33 ) mounted on the two ends of the lamp cover 20 , and the tubular lamp cover 20 is disposed in the tubular lamp cover 20 .
  • the power supply circuit board 40 is fixed in a tubular manner opposite to the LED illumination direction by gluing.
  • a gap 70 is formed in the globe 20 and between the LED substrates (51, 52, 53, 54).
  • the two lamp caps (31, 33) are respectively disposed at two ends of the tubular lamp cover 20 for preventing the power circuit board 40, the LED bracket portion 60, and the LED bracket portion of the tubular lamp cover 20 from being fixed in the tubular lamp cover 20.
  • the LED substrates (51, 52, 53, 54) on the 60 slide out, and plugs (311, 331) that are butted to the external power socket are provided on the two caps (31, 33) in the axial direction.
  • the power circuit board 40 and the plugs respectively fixed on the two lamp caps (31, 33) (311, 331), the LED substrate (51, 52, 53, 54) and the LED lamp 80 packaged on the substrate are electrically connected, the plurality of LED lamps 80 and the LED substrate (51, 52, 53, 54) and the power circuit board 40
  • the power circuit board 40 is used to supply power to the LED substrate (51, 52, 53, 54) and the LED lamp 80 packaged on the substrate.
  • the power circuit board 40 has a long strip-like structure, and the power circuit The plate 40 can be secured to the inner wall of the tubular lampshade 20 by gluing, welding or otherwise.
  • the tubular lamp cover 20 includes a light transmitting portion 21 and a non-light transmitting portion 23 for guiding light emitted from the LED lamp 80 to the LED fluorescent lamp 10, in the radial direction of the tubular lamp cover 20.
  • the light transmitting portion 21 and the non-light transmitting portion 23 are respectively two arcs constituting the same circumference, and the light transmitting portion 21 occupies one third of the entire circumference, and the non-light transmitting portion 23 occupies the entire circumference.
  • the non-transmissive portion 23 of the tubular lamp cover 20 may be made of a non-transparent material, or may be formed by applying a non-transparent paint to the non-transmissive portion 23, and the light transmitting portion 21 of the tubular lamp cover 20 is coated with a mist. A coating that is used to soften and even out the light emitted by the LED.
  • the LED holder portion 60 includes a first LED holder 61 and a second LED holder 63.
  • the portions of the second LED holder 63 that are connected to the first LED holder 61 are equally spaced.
  • Three connection plugs (634a, 634b, 634c) are protruded in sequence, and correspondingly, portions of the first LED bracket 61 connected to the second LED bracket 63 are sequentially provided with three connection slots (614a). , 614b, 614c), the first LED bracket 61 and the second LED bracket 63 are assembled by the above three connection plugs (634a, 634b, 634c) and three connection slots (614a, 614b, 614c) Together.
  • the first LED holder 61 and the second LED holder 63 can also be assembled by soldering, gluing or the like.
  • the LED bracket portion 60 includes a first fixing plate 611 and a second fixing plate 613 which are elongated in the axial direction, the first fixing plate 611 and the second fixing plate.
  • the 613 is formed by bending the LED bracket portion 60 along the axial center axis.
  • the first LED bracket 61 has a V-shaped cross section, and the first fixing plate 611 and the second fixing plate 613. An angle formed in a direction away from the power circuit board 40 is formed.
  • the first LED bracket 61 includes a first fixing plate 611 and a second fixing plate 613 which are disposed obliquely.
  • the angle ⁇ between the first fixing plate 611 and the second fixing plate 613 is 120°, and the first The fixing plate 611 and the second fixing plate 613 are respectively provided with a row of LED receiving holes 90 arranged at equal intervals, and are equally spaced in the axial direction on the inner surface 616 of the first fixing plate 611 and the second fixing plate 613.
  • a plurality of sets of studs 612 are disposed, and each set of studs is separated by five LED lights 80, and each set of studs includes two studs (612a, 612b).
  • the plurality of sets of studs 612 are used to position the LED substrates (51, 52, 53, 54).
  • a reflective film (not shown) is disposed on the outer surface 618 of the first fixing plate 611 and the second fixing plate 613.
  • the reflective film (not shown) is used to emit light from the LED lamp 80. Reflection, increasing the brightness of the LED fluorescent lamp 10.
  • two side plates on the first LED bracket 61 are provided with two slide plates (615, which are axially slidably and radially engaged with the slide rails (25a, 25b) provided in the tubular lamp cover 20. 617), when assembled, the first LED bracket 61 can be pushed into the tubular lampshade 20 through the two slides (615, 617) on the first LED bracket 61 along the slide rails (25a, 25b) in the tubular lampshade 20. .
  • the first LED board 51 and the second LED board 52 are respectively fixed to the first fixing board 611 and the second fixing board 613 of the first LED bracket 61 .
  • a row of LED receiving holes 90 arranged in an equal row at a predetermined interval on the first fixing plate 611 is provided with a plurality of LED lamps 80 arranged in an equal interval.
  • the plurality of LED lamps 80 on the first LED substrate 51 and the second LED substrate 52 can pass through the LED receiving holes 90, and the first LED substrate 61 and the second LED substrate 52 correspond to the first LED bracket 61.
  • the plurality of sets of protrusions (612a, 612b, 612c, 612d) provided on the inner surface 616 of the first fixing plate 611 and the second fixing plate 613 are correspondingly provided with the same number of mounting holes 511 due to the first LED substrate 51 and
  • the second LED substrate 52 is the same component.
  • the following is only for the installation process of the first LED substrate 51.
  • the protruding post 612 disposed on the first LED holder 61 corresponds to the corresponding position on the first LED substrate 51.
  • the mounting hole 511 is fixed on the first LED substrate 61.
  • the protrusion 612 on the first LED holder 61 is required. Hot melt processing.
  • the first LED substrate 51 and the second LED substrate are firstly passed through the mounting posts 511 provided at the corresponding positions on the first LED substrate 51 and the second LED substrate 52 through the studs 612 provided on the first LED holder 61.
  • 52 is fixed on the first LED bracket 61; then the hot-melt processing is performed on the stud 612 on the first LED bracket 61, and the second LED bracket 63 is also processed in the same manner as above; then the first LED bracket 61 and the first The two LED brackets 63 are plugged and assembled; the power circuit board 40 and the first LED substrate 51 and the second LED substrate 52 and the LED lamp 80 are electrically connected respectively; thereafter, the slide plate on the first LED bracket 61 (615) And 617) pushing the assembled first LED bracket 61 and the second LED bracket 63 into the tubular lamp cover 20 along the slide rails (25a, 25b) in the tubular lamp cover 20; then, on both sides of the power supply circuit board 40 The glue fixes the power circuit board 40; finally, the power circuit board 40 and the plugs (311
  • the LED bracket 60 has an isosceles trapezoidal structure in a radial direction of the LED fluorescent lamp 10 , and the LED bracket 60 faces away from the
  • the third LED holder 60 includes a horizontally disposed third fixing plate 619, and two sides of the third fixing plate 619 are respectively inclined and integrally extended toward the power circuit board 40.
  • the fourth fixing plate 611, and the fifth fixing plate 613, the fourth fixing plate 611, and the fifth fixing plate 613 have an angle ⁇ of 120.
  • the fourth fixing plate 611 has an angle ⁇ of 30° with the horizontal plane
  • the fifth fixing plate 613 has an angle ⁇ of 30 with the horizontal plane.
  • the third fixing plate 619, the fourth fixing plate 611, and the fifth fixing plate 613 are respectively provided with a row of LED receiving holes 90 arranged at equal intervals, and the third fixing plate 619, The fourth fixing plate 611, and the inner surface 616 of the fifth fixing plate 613 are provided with a plurality of protrusions (612a, 612b, 612c) at equal intervals in the axial direction.
  • the plurality of studs (612a, 612b', 612c') are used to position an LED substrate (not shown).
  • the third fixing plate 619, the fourth fixing plate 611, and the outer surface 618 of the fifth fixing plate 613 are plated with a reflective film (not shown), and the reflective film (not shown) Shown) is used to reflect the light emitted by the LED lamp 80 to increase the brightness of the LED fluorescent lamp 10.
  • the side edges of the fourth fixing plate 611 and the fifth fixing plate 613 on the third LED bracket 60 are provided with axial sliding and radial locking with the sliding rails (25a, 25b) provided in the tubular lamp cover 20.
  • Match Two slides (615, 617,) can be assembled through the slides (25a, 25b) in the tubular lampshade 20 through the two slides (615, 617,) on the third LED bracket 60.
  • a three LED bracket 60 is pushed into the tubular lamp cover 20.
  • the third fixing plate 619, the fourth fixing plate 611, and the fifth fixing plate 613 corresponding to the third LED holder 60 are respectively fixed with a third LED substrate 53, a fourth LED substrate 54, and a fifth LED. Substrate 55,. On the third LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55, the LED receiving holes 90 arranged in an equal interval corresponding to the third fixing plate 619 are packaged with equal intervals.
  • the plurality of LED lamps 80, the third LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55 are arranged to pass through the receiving holes 90, in the third The LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55, the third fixing plate 619 corresponding to the third LED holder 60, the fourth fixing plate 611, and the fifth fixing plate 613,
  • a plurality of protrusions (612a, 612b', 612c') provided on the surface are correspondingly provided with the same number of mounting holes 511; due to the third LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55,
  • the following is only for the installation process of the third LED substrate 53, and when assembled, a plurality of studs (612a, 612b', 612c') disposed through the third LED holder 60 are correspondingly passed through.
  • the third LED substrate 53 is fixed on the third LED holder 60. In order to make the third LED substrate 53 more securely fixed, a plurality of convexities on the third LED holder 60 are required.
  • the columns (612a, 612b', 612c') are hot melt processed.
  • a plurality of protrusions (612a, 612b', 612c') disposed on the third LED holder 60 pass through the third LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55.
  • a mounting hole (not shown) disposed at a corresponding position fixes the third LED substrate 53, the fourth LED substrate 54, and the fifth LED substrate 55 on the third LED holder 60;
  • a plurality of studs (612a, 612b', 612c') on the three LED holders 60 are subjected to hot melt processing; and the power supply circuit board 40 and the third LED substrate 53, respectively, the fourth LED substrate 54, and The five LED substrates 55, and the LED lamps 80 are electrically connected; thereafter, the third LED bracket 60, the upper slides (615, 617), along the slide rails (25a, 25b) in the tubular lampshade 20, the third LED a bracket 60 that is pushed into the tubular lamp cover 20; then two of the power supply circuit board 40 The side glue fixes the power circuit board 40; finally
  • the LED lamp 80 of the present invention is provided with a certain gap 70 between the LED substrate and the power supply circuit board 40, heat transfer is not directly generated between the LED substrate and the power supply circuit board 40, and the LED substrate is protected.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Description

LED日光灯 技术领域
本发明涉及 LED日光灯领域， 尤其涉及一种能防止 LED基板烧坏 的 LED日光灯。
说
背景技术
日光灯作为冷光源， 相比于传统的白炽灯， 广泛应用于工业和民用 照明。 随着半导体和电子技术的不断发展， LED以其优越的节能性能和 书
更长的使用寿命， 作为日光灯而得到了市场的认可。
现有的 LED日光灯， LED基板与电源电路板直接固定在一起， 由 于电源电路板在使用时发热量很高， 而 LED基板的温度相对较低， 电源 电路板的温度会直接传导到 LED基板， 容易烧坏 LED基板。
其次， 现有技术中 LED基板的发光角度一般在 120度， 角度较小， 不能应用于某些对发光范围要求更高的领域。 发明内容
本发明主要解决的技术问题是提供一种能防止电源电路板烧坏 LED基板的 LED日光灯。
为解决上述技术问题， 本发明采用的一个技术方案是： 提供一种一 种 LED日光灯， 包括管状的灯罩、安装于灯罩两端的两个灯头盖， 容置 于管状灯罩内的至少一个电源电路板、至少一个 LED基板以及用于固定 所述至少一个 LED基板的至少一个 LED支架，所述至少一个 LED基板 上封装有至少一个 LED灯，所述两个灯头盖均设有与外部电源插座对接 的插头， 所述至少一个电源电路板与所述插头、 LED基板和封装于基板 上的 LED电性连接， 所述至少一个 LED基板和至少一个电源电路板之 间设有间隙。 其中， 所述至少一个 LED 支架包括两个沿轴向呈长条板状的固定 板，所述两个固定板由所述 LED支架沿轴向的中轴线弯折而成，且所述 两个固定板形成朝远离所述电源电路板方向换起的夹角。
其中， 所述夹角为 120° 。
其中， 所述至少一个 LED 支架包括三个沿轴向呈长条板状的固定 板， 所述三个固定板包括一水平固定板， 以及自该水平固定板的两侧分 别朝所述电源电路板方向倾斜一体延伸的倾斜固定板， 且所述三个固定 板在 LED日光灯的径向的截面为等腰梯形结构。
其中， 所述两个倾斜设置的固定板之间的夹角为 120° 。
其中， 所述管状灯罩包括透光部和非透光部， 所述透光部和所述非 透光部在所述管状灯罩的径向的截面分别为组成同一圓周的两段圓弧， 在管状灯罩的内壁上所述透光部和所述非透光部相连接处沿轴向各凸 设有一条滑轨。
其中，所述至少一个 LED支架包括两个侧边，在所述两个侧边各设 有一与管状灯罩内设置的滑轨轴向滑移、 径向卡配的滑板。
其中，所述至少一个 LED支架包括外表面和内表面，所述外表面正 对所述透光部，所述内表面正对所述非透光部，在所述至少一个 LED支 架的外表面上镀有一层反光膜。
其中， 对应所述 LED基板上的至少一个 LED灯在所述固定板上设 有至少一个收容孔， 所述 LED灯穿过所述收容孔固定于所述 LED支架 上。
其中， 在所述 LED支架的内表面上沿轴向等间距的设有多个凸柱， 且对应所述多个凸柱在 LED基板上设有安装孔。
本发明的有益效果是： 区别于现有技术中的做法，将 LED基板与电 源电路板直接固定在一起， 本发明的 LED灯由于在 LED基板与电源电 路板之间设置一定间隙，不会在 LED基板与电源电路板之间直接发生热 传导现象， 保护了 LED基板。 附图说明 图 1是本发明 LED日光灯的正视图；
图 2是本发明第一实施例的 LED日光灯的分解图；
图 3是图 2中 B部分的放大图；
图 4是本发明第一实施例的 LED日光灯的第一 LED支架和第二 LED 支架连接部分的示意图；
图 5是本发明第一实施例的 LED日光灯的侧视图；
图 6是本发明第一实施例的 LED日光灯的第一 LED支架的上视图； 图 7是本发明第一实施例的 LED 日光灯的第一 LED支架的 D-D方 向的截面图；
图 8是本发明第二实施例的 LED日光灯的侧视图；
图 9是本发明第二实施例的 LED日光灯的第三 LED支架的上视图； 图 10是本发明第二实施例的 LED日光灯的第三 LED支架的 C-C方 向的截面图。 具体实施方式
为详细说明本发明的技术内容、 构造特征、 所实现目的及效果， 以 下结合实施方式并配合附图详予说明。
请参阅图 1、 图 2以及图 5, 本发明 LED日光灯 10, 包括用于保护 LED灯的管状灯罩 20、 安装于灯罩 20两端的两个灯头盖（31、 33 ), 在 管状灯罩 20内容置有电源电路板 40、 LED支架部 60以及固定于该 LED 支架部 60上的 LED基板（51、 52、 53、 54 ), 该电源电路板 40通过胶 粘方式固定在与 LED发光方向相反的管状灯罩 20内，且与该 LED基板 ( 51、 52、 53、 54 )之间形成间隙 70。
该两个灯头盖（31、 33 )分别套设于该管状灯罩 20 的两端， 用于 防止容置于该管状灯罩 20内的电源电路板 40、 LED支架部 60以及固定 于该 LED支架部 60上的 LED基板（51、 52、 53、 54 )滑出， 并且， 在 该两个灯头盖（31、 33 )上沿轴向均设置有与外部电源插座对接的插头 ( 311、 331 )。
该电源电路板 40与分别固定在两个灯头盖（31、 33 )上的插头（311、 331 )、 LED基板（51、 52、 53、 54 )和封装于基板上的 LED灯 80电性 连接， 该多个 LED灯 80与 LED基板（51、 52、 53、 54 )和电源电路板 40电性连接； 该电源电路板 40用于给 LED基板（51、 52、 53、 54 )和 封装于基板上的 LED灯 80提供电源，该电源电路板 40呈长条板状结构， 该电源电路板 40可通过胶粘、 焊接或其他方式固定在该管状灯罩 20内 壁上。
请结合图 5所示， 该管状灯罩 20包括透光部 21和非透光部 23 , 该 透光部 21用于将 LED灯 80发出的光线导出该 LED日光灯 10, 在该管 状灯罩 20径向的截面上， 该透光部 21和该非透光部 23分别为组成同 一圓周的两段圓弧， 该透光部 21 占整个圓周的三分之一， 该非透光部 23占整个圓周的三分之二，在该透光部 21和非透光部 23相接触的管状 灯罩 20的内表面沿轴向凸设有一对滑轨（25a、 25b ), 该对滑轨（ 25a、 25b )用于方便导入并固定 LED支架部 60。 该管状灯罩 20的非透光部 23可由非透光材料制成，也可通过在非透光部 23涂抹非透光涂料形成， 在该管状灯罩 20的透光部 21涂有呈雾状的涂料，该涂料用于使由 LED 射出的光线变得柔和均匀。
请结合图 4所示， 该 LED支架部 60包括相拼接的第一 LED支架 61和第二 LED支架 63 , 在该第二 LED支架 63上与该第一 LED支架 61相连接的部分等间距的依次凸设有三个连接插板（ 634a、 634b, 634c ), 相应的， 在该第一 LED支架 61上与该第二 LED支架 63相连接的部分 等间距的依次设有三个连接插槽（614a、 614b, 614c ), 该第一 LED支 架 61与该第二 LED支架 63通过上述三个连接插板（ 634a、 634b, 634c ) 和三个连接插槽（614a、 614b, 614c )插接后组装在一起。
该第一 LED支架 61和该第二 LED支架 63也可以通过焊接， 胶粘 等其他连接方式组装在一起。
请参阅图 6及图 7, 所述 LED支架部 60包括沿轴向呈长条板状的 第一固定板 611和该第二固定板 613 , 所述第一固定板 611和该第二固 定板 613由所述 LED支架部 60沿轴向的中轴线弯折而成， 该第一 LED 支架 61的截面呈" V"字形，且所述第一固定板 611和该第二固定板 613 形成朝远离所述电源电路板 40方向换起的夹角。 该第一 LED支架 61 包括倾斜设置的第一固定板 611和第二固定板 613 , 该第一固定板 611 和该第二固定板 613之间的夹角 β大小为 120° , 在该第一固定板 611 和该第二固定板 613上各设有一排等间距依次排列的 LED收容孔 90, 在该第一固定板 611和该第二固定板 613的内表面 616上沿轴向均等间 距的设有多组凸柱 612 ,每组凸柱之间间隔五个 LED灯 80 ,每组凸柱包 括两个凸柱（612a、 612b )。 该多组凸柱 612用来定位 LED基板（ 51、 52、 53、 54 )。 在该第一固定板 611 和该第二固定板 613 的外表面 618 上均镀有一层反光膜（图中未示）， 该反光膜（图中未示）用于将 LED 灯 80发出的光线反射， 提高 LED日光灯 10的亮度。
请参阅图 5, 在该第一 LED支架 61上的两个侧边设有与管状灯罩 20 内设置的滑轨（25a、 25b )轴向滑移、 径向卡配的两个滑板（615、 617 ), 组装时， 可通过第一 LED支架 61上的两个滑板（615、 617 ) 沿 着管状灯罩 20内的滑轨（ 25a、 25b )将第一 LED支架 61推入该管状灯 罩 20内。
请参阅图 2及图 3 , 对应于该第一 LED支架 61的第一固定板 611 和第二固定板 613分别固定有第一 LED基板 51和第二 LED基板 52。 在该第一 LED基板 51和第二 LED基板 52上，对应上述第一固定板 611 上设置的一排等间距依次排列的 LED收容孔 90封装有一排等间距依次 排列的多个 LED灯 80, 该第一 LED基板 51和第二 LED基板 52上的 多个 LED灯 80刚好能穿过上述 LED收容孔 90,在该第一 LED基板 51 和第二 LED基板 52上， 对应第一 LED支架 61的第一固定板 611和第 二固定板 613的内表面 616上设置的多组凸柱 (612a、 612b, 612c, 612d) 相应的设有相同数量的安装孔 511 , 由于第一 LED基板 51和第二 LED 基板 52为相同的部件，以下只针对第一 LED基板 51的安装过程做说明， 组装时，通过第一 LED支架 61上设置的凸柱 612对应穿过第一 LED基 板 51上相应位置处设置的安装孔 511将第一 LED基板 51固定在该第一 LED支架 61上， 为了使第一 LED基板 51能更牢固的固定， 还需对第 一 LED支架 61上的凸柱 612 #文热熔处理。 组装时， 首先通过第一 LED支架 61上设置的凸柱 612对应穿过第 一 LED基板 51和第二 LED基板 52上相应位置处设置的安装孔 511将 第一 LED基板 51和第二 LED基板 52固定在该第一 LED支架 61上； 然后对第一 LED支架 61上的凸柱 612做热熔处理， 第二 LED支架 63 也按以上步骤做同样处理； 随后将第一 LED支架 61和第二 LED支架 63插接拼装好； 再分别将电源电路板 40和该第一 LED基板 51和第二 LED基板 52以及 LED灯 80电性连接； 其后将第一 LED支架 61上的 滑板（ 615、 617 )沿着管状灯罩 20内的滑轨（ 25a、 25b )将拼装好的第 一 LED支架 61和第二 LED支架 63推入该管状灯罩 20内；然后在电源 电路板 40的两侧点胶将电源电路板 40固定； 最后将电源电路板 40和 两个灯头盖（31、 33 )上的插头 （311、 331 ) 电性连接并将两个灯头盖 ( 31、 33 )套接在该管状灯罩 20的两端。
请参阅图 8、 图 9及图 10, 在本发明的第二实施例中， 该 LED支架 60，在 LED日光灯 10的径向的截面为等腰梯形结构，且该 LED支架 60， 朝远离该非透光部 23方向凸起， 该第三 LED支架 60，包括水平设置的 第三固定板 619，以及自该第三固定板 619，的两侧分别朝所述电源电路板 40方向倾斜一体延伸的的第四固定板 611，和第五固定板 613，，该第四固 定板 611，和第五固定板 613，之间的夹角 ε为 120。 ， 该第四固定板 611， 和水平面之间的夹角 α为 30° ，该第五固定板 613，和水平面之间的夹角 γ为 30。 ， 在该第三固定板 619，、 该第四固定板 611，和该第五固定板 613，上各设有一排等间距依次排列的 LED收容孔 90, 在该第三固定板 619，、 该第四固定板 611，和该第五固定板 613，的内表面 616，上沿轴向均 等间距的设有多个凸柱 (612a，、 612b，、 612c，）。 该多个凸柱 (612a，、 612b' , 612c' )用来定位 LED基板（图中未示）。在该第三固定板 619，、 该第四固定板 611，和该第五固定板 613，的外表面 618，上均镀有一层反光 膜（图中未示）， 该反光膜（图中未示）用于将 LED灯 80发出的光线反 射， 提高 LED日光灯 10的亮度。
在该第三 LED支架 60，上的第四固定板 611，和第五固定板 613，的侧 边设有与管状灯罩 20内设置的滑轨（25a、 25b )轴向滑移、 径向卡配的 两个滑板（615，、 617，）， 组装时， 可通过第三 LED支架 60，上的两个滑 板（615，、 617，） 沿着管状灯罩 20 内的滑轨（25a、 25b )将第三 LED 支架 60，推入该管状灯罩 20内。
对应于该第三 LED支架 60，的第三固定板 619，、 第四固定板 611， 和第五固定板 613，分别固定有第三 LED基板 53，、 第四 LED基板 54， 和第五 LED基板 55，。 在该第三 LED基板 53，、 第四 LED基板 54，和第 五 LED基板 55，上， 对应上述第三固定板 619，上设置的等间距依次排列 的 LED收容孔 90均封装有等间距依次排列的多个 LED灯 80, 该第三 LED基板 53，、第四 LED基板 54，和第五 LED基板 55，上的多个 LED灯 80均刚好能穿过上述收容孔 90, 在该第三 LED基板 53，、 第四 LED基 板 54，和第五 LED基板 55，上，对应第三 LED支架 60，的第三固定板 619，、 第四固定板 611，和第五固定板 613，的内表面上设置的多个凸柱 (612a，、 612b' , 612c' )相应的设有相同数量的安装孔 511 ; 由于第三 LED基板 53，、第四 LED基板 54，和第五 LED基板 55，为相同的部件， 以下只针对 第三 LED基板 53，的安装过程做说明， 组装时， 通过第三 LED支架 60， 上设置的多个凸柱 (612a，、 612b' , 612c' )对应穿过第三 LED基板 53， 上相应位置处设置的安装孔（图中未示）将第三 LED基板 53，固定在该 第三 LED支架 60，上， 为了使第三 LED基板 53，能更牢固的固定， 还需 对第三 LED支架 60，上的多个凸柱 (612a，、 612b'、 612c' )做热熔处 理。
组装时， 首先通过第三 LED 支架 60，上设置的多个凸柱 (612a，、 612b' , 612c' )对应穿过第三 LED基板 53，、 第四 LED基板 54，和第五 LED基板 55，上相应位置处设置的安装孔（图中未示）将第三 LED基板 53，、第四 LED基板 54，和第五 LED基板 55，固定在该第三 LED支架 60， 上； 然后对第三 LED支架 60，上的多个凸柱 (612a，、 612b'、 612c' ) 做热熔处理；再分别将电源电路板 40和该第三 LED基板 53，、第四 LED 基板 54，和第五 LED基板 55，以及 LED灯 80电性连接；其后将第三 LED 支架 60，上的滑板 ( 615，、 617，）沿着管状灯罩 20内的滑轨 ( 25a, 25b ) 将第三 LED支架 60，推入该管状灯罩 20内； 然后在电源电路板 40的两 侧点胶将电源电路板 40固定；最后将电源电路板 40和两个灯头盖（31、 33 )上的插头 （图中未示） 电性连接并将两个灯头盖 （31、 33 )套接在 该管状灯罩 20的两端。
本发明的 LED灯 80由于在 LED基板与电源电路板 40之间设置一 定间隙 70, 不会在 LED基板与电源电路板 40之间直接产生热传递， 保 护了 LED基板。
以上该仅为本发明的实施例， 并非因此限制本发明的专利范围， 凡 是利用本发明说明书及附图内容所作的等效结构或等效流程变换， 或直 接或间接运用在其他相关的技术领域， 均同理包括在本发明的专利保护 范围内。

Claims

权 利 要 求 书
1. 一种 LED 日光灯， 包括管状的灯罩、 安装于灯罩两端的两个灯 头盖，所述两个灯头盖均设有与外部电源插座对接的插头，其特征在于： 还包括容置于管状灯罩内的至少一个电源电路板、至少一个 LED基板以 及用于固定所述至少一个 LED基板的至少一个 LED支架， 所述至少一 个 LED基板上封装有至少一个 LED灯， 所述至少一个电源电路板与所 述插头、 LED基板和封装于基板上的 LED电性连接，所述至少一个 LED 基板和至少一个电源电路板之间设有间隙。
2.根据权利要求 1所述的 LED 日光灯， 其特征在于： 所述至少一 个 LED支架包括两个沿轴向呈长条板状的固定板，所述两个固定板由所 述 LED支架沿轴向的中轴线弯折而成，且所述两个固定板形成朝远离所 述电源电路板方向换起的夹角。
3.根据权利要求 2所述的 LED 日光灯， 其特征在于： 所述夹角为 120。 。
4.根据权利要求 1所述的 LED 日光灯， 其特征在于： 所述至少一 个 LED支架包括三个沿轴向呈长条板状的固定板，所述三个固定板包括 一水平固定板， 以及自该水平固定板的两侧分别朝所述电源电路板方向 倾斜一体延伸的倾斜固定板，且所述三个固定板在 LED日光灯的径向的 截面为等腰梯形结构。
5.根据权利要求 4所述的 LED 日光灯， 其特征在于： 所述两个倾 斜设置的固定板之间的夹角为 120° 。
6.根据权利要求 1、 2或 4所述的 LED日光灯， 其特征在于： 所述 管状灯罩包括透光部和非透光部， 所述透光部和所述非透光部在所述管 状灯罩的径向的截面分别为组成同一圓周的两段圓弧， 在管状灯罩的内 壁上所述透光部和所述非透光部相连接处沿轴向各凸设有一条滑轨。
7.根据权利要求 6所述的 LED 日光灯， 其特征在于： 所述至少一 个 LED支架包括两个侧边，在所述两个侧边各设有一与管状灯罩内设置 的滑轨轴向滑移、 径向卡配的滑板。
8.根据权利要求 6所述的 LED 日光灯， 其特征在于： 所述至少一 个 LED支架包括外表面和内表面，所述外表面正对所述透光部，所述内 表面正对所述非透光部，在所述至少一个 LED支架的外表面上镀有一层 反光膜。
9.根据权利要求 6所述的 LED日光灯，其特征在于：对应所述 LED 基板上的至少一个 LED 灯在所述固定板上设有至少一个收容孔， 所述 LED灯穿过所述收容孔固定于所述 LED支架上。
10.根据权利要求 9所述的 LED日光灯， 其特征在于： 在所述 LED 支架的内表面上沿轴向等间距的设有多个凸柱， 且对应所述多个凸柱在 LED基板上设有安装孔。
PCT/CN2010/076879 2010-09-10 2010-09-14 Led日光灯 WO2012031409A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010102784439A CN101949499B (zh) 2010-09-10 2010-09-10 Led日光灯
CN201010278443.9 2010-09-10

Publications (1)

Publication Number Publication Date
WO2012031409A1 true WO2012031409A1 (zh) 2012-03-15

Family

ID=43453087

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2010/076879 WO2012031409A1 (zh) 2010-09-10 2010-09-14 Led日光灯

Country Status (2)

Country Link
CN (1) CN101949499B (zh)
WO (1) WO2012031409A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102155656B (zh) * 2011-03-28 2013-02-27 深圳市讯宇创科技有限公司 一种led日光灯
CN102287651A (zh) * 2011-08-11 2011-12-21 陞佳集团有限公司 陶瓷载板led日光灯管
US9347623B2 (en) * 2011-12-27 2016-05-24 Koninklijke Philips N.V. Reflector device and lighting device comprising such a reflector device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2926772Y (zh) * 2006-07-05 2007-07-25 云南宝光电子科技有限公司 Led日光灯
CN200972070Y (zh) * 2006-11-30 2007-11-07 祝天祥 一种led警示灯
CN201184509Y (zh) * 2008-03-13 2009-01-21 杨书水 微电脑交流大功率三基色led照明节能灯
CN201293218Y (zh) * 2008-08-27 2009-08-19 深圳市爱索佳实业有限公司 柔和多发光角度的led日光灯
JP2009302028A (ja) * 2008-06-16 2009-12-24 Msm Tech Co Ltd 蛍光灯型ｌｅｄランプ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201145233Y (zh) * 2008-01-22 2008-11-05 陆敬仁 具大射角和强照度的节能led日光灯
CN201434251Y (zh) * 2009-03-10 2010-03-31 易新平 一种led灯管
CN201425179Y (zh) * 2009-05-30 2010-03-17 陈展新 Led节能灯管
CN201462532U (zh) * 2009-07-01 2010-05-12 东莞市宇佳电子实业有限公司 Led日光灯

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2926772Y (zh) * 2006-07-05 2007-07-25 云南宝光电子科技有限公司 Led日光灯
CN200972070Y (zh) * 2006-11-30 2007-11-07 祝天祥 一种led警示灯
CN201184509Y (zh) * 2008-03-13 2009-01-21 杨书水 微电脑交流大功率三基色led照明节能灯
JP2009302028A (ja) * 2008-06-16 2009-12-24 Msm Tech Co Ltd 蛍光灯型ｌｅｄランプ
CN201293218Y (zh) * 2008-08-27 2009-08-19 深圳市爱索佳实业有限公司 柔和多发光角度的led日光灯

Also Published As

Publication number Publication date
CN101949499B (zh) 2012-11-21
CN101949499A (zh) 2011-01-19

Similar Documents

Publication Publication Date Title
US20110248631A1 (en) Led lamp set
JP3168334U (ja) Ｌｅｄ照明具
US20120243230A1 (en) Heat transfer assembly for led-based light bulb or lamp device
US8944630B2 (en) Linear lamp
US20120206921A1 (en) Led lamp electrode structure
JP2013531350A (ja) Ｌｅｄ発光管用回路基板取付台
US20130058087A1 (en) Led module fixing strucutre
CN103717967A (zh) 发光管芯（led）灯、散热片以及相关方法
KR20120130472A (ko) 조명 장치
CN102466159A (zh) 照明装置
WO2017124784A1 (zh) 大角度发光led灯丝灯
WO2012031409A1 (zh) Led日光灯
CN203322765U (zh) 一种led蜡烛灯
US11480305B2 (en) LED tube lamp
CN103196070A (zh) 一种led蜡烛灯
CN105757487A (zh) 一种配置有电源支架的led灯管
KR101544907B1 (ko) Led 조명 장치 및 이에 적용되는 커넥팅 구조
WO2016004723A1 (zh) 全周光led灯具
CN103851416B (zh) Led低压轨道灯
CN201844258U (zh) Led照明灯
CN202927576U (zh) 一种led日光灯
CN202001866U (zh) Led照明灯
KR101635608B1 (ko) 컨버터 캡을 갖는 fpl 소켓용 led램프 어셈블리
CN202302865U (zh) Led球泡灯
CN202884581U (zh) 一种高功率且360度发光的led日光灯管结构

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10856871

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 10856871

Country of ref document: EP

Kind code of ref document: A1