WO2010099755A1 - 一种led日光灯 - Google Patents

一种led日光灯 Download PDF

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Publication number
WO2010099755A1
WO2010099755A1 PCT/CN2010/070886 CN2010070886W WO2010099755A1 WO 2010099755 A1 WO2010099755 A1 WO 2010099755A1 CN 2010070886 W CN2010070886 W CN 2010070886W WO 2010099755 A1 WO2010099755 A1 WO 2010099755A1
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WO
WIPO (PCT)
Prior art keywords
heat
lamp
lamp cap
protection device
power supply
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Application number
PCT/CN2010/070886
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English (en)
French (fr)
Inventor
胡贵平
陈亮
Original Assignee
深圳北森科技有限公司
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Application filed by 深圳北森科技有限公司 filed Critical 深圳北森科技有限公司
Publication of WO2010099755A1 publication Critical patent/WO2010099755A1/zh

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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
    • 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
    • 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 invention relates to a lighting fixture, in particular to an LED fluorescent lamp comprising a protection device, a lighting unit, a power supply unit, a lamp holder and a conductive copper needle.
  • LED luminaires are one of the world's recognized energy-saving products. Because LED lamps use a DC power supply system, they do not flicker during use, and they have high stability and long service life, so they also have green luminaires. Beautiful metaphor.
  • the existing LED PC Polycarbonate polycarbonate is a colorless and transparent amorphous thermoplastic material
  • tube fluorescent lamp which comprises a PC plastic round tube, an LED light board, an LED driving power source and a lamp holder, wherein the PC plastic circle
  • the tube has a cavity, and the corresponding two rows of slots are opened in the middle of the cavity, and the LED light board is inserted into the cavity, and is disposed on the two rows of the slot, and the LED drive
  • the power source is an outer heat shrinkable sleeve and is connected to the lamp cap and the LED light plate. Further, the lamp cap and the LED light plate are fixed in the cavity of the PC plastic round tube.
  • the existing LED fluorescent lamps have certain disadvantages in their structure and connection manner, and are now described as follows:
  • the LED light board is disposed in a sealed PC plastic tube, resulting in poor heat dissipation function, when the LED daylight lamp is working, The heat generated during the operation of the LED lamp cannot be dissipated, which leads to an increase in the attenuation of the LED lamp and shortens the service life of the LED daylight. This is a major disadvantage of the existing LED daylight lamp.
  • the present invention provides an LED fluorescent lamp, which includes a protection device, a light emitting unit, a power supply unit, and a lamp cap, wherein the protection device includes a cover body and a heat dissipating component, and the cover body and the heat dissipating component are engaged with each other.
  • the power supply unit is inserted into the protection device, and the light-emitting unit is installed in the protection device, and the lamp holder is clamped at both ends of the protection device. Further, due to the protection device and the illumination unit The power supply unit and the lamp cap are mutually engaged, so that when the components are aged or damaged, they can be replaced separately, which is convenient for the user or the maintenance personnel to perform maintenance, which is the main purpose of the present invention.
  • the vibration resistance of the present invention is enhanced, which is another object of the present invention.
  • the illuminating unit of the present invention is in contact with the heat conducting plate, and an insulating heat conductive agent with a high thermal conductivity is disposed between the light emitting unit and the heat conducting plate, thereby enhancing the heat dissipation function of the present invention. Another purpose.
  • the power supply unit of the present invention is provided with an insulative housing, the power supply unit of the present invention is completely insulated from the aluminum alloy base when the power supply unit of the present invention is inserted into the aluminum alloy base, thereby enabling the LED lamp of the present invention to be protected against lightning strikes.
  • the life of the LED lamp of the present invention and the improvement of the safety factor are another object of the present invention.
  • the present invention provides an LED fluorescent lamp, comprising: a protection device, a light emitting unit, a power supply unit, a lamp cap and a conductive copper pin, wherein the conductive copper pin is fixedly connected to the lamp cap, and the power supply unit is inserted
  • the light-emitting unit is disposed in the protection device, and the light-emitting unit is coupled to the two ends of the protection device
  • the protection device includes a heat dissipation base and a cover body
  • the heat dissipation base comprises a heat dissipating casing and a heat conducting plate, wherein the heat conducting plate is installed in the heat dissipating casing, and a cavity is defined, and the heat dissipating casing is engaged with the cover body, and both ends of the heat dissipating casing are further Open with a card hole.
  • the light emitting unit is disposed on the heat conducting plate and opposite to the cover body, and an insulating heat conductive agent is disposed between the light emitting unit and the heat conducting plate.
  • the power supply unit is inserted into the cavity between the heat dissipation housing and the heat conducting plate, and the power supply unit includes an insulating housing, a power circuit module, and a positioning block, wherein the insulating housing has a cavity.
  • the power circuit module is inserted into the insulating housing, and the two positioning blocks are respectively inserted at two ends of the insulating housing.
  • the lamp cap is connected to the conductive copper pin, the conductive copper pin is fixed on the lamp cap, and the lamp cap is connected to the protection device, the lamp cap has a hook, and the lamp cap The hook is corresponding to the hole formed in the heat dissipation housing. Further, the hook of the lamp cap is engaged with the hole of the heat dissipation housing, and the lamp head is supported by the hook and the The card hole is engaged with the protection device.
  • the invention has the beneficial effects of: an LED fluorescent lamp comprising a protection device, a light emitting unit, a power supply unit, a lamp cap and a conductive copper needle, wherein the protection device comprises a heat dissipation base and a cover body, the heat dissipation base comprises a heat dissipation housing and heat conduction
  • the protection device comprises a heat dissipation base and a cover body
  • the heat dissipation base comprises a heat dissipation housing and heat conduction
  • the board because its modules are stuck together, so that the invention can directly disassemble the module to be maintained during maintenance, reducing the work steps of the maintenance personnel to speed up the maintenance efficiency, and because of the heat dissipation unit thereof
  • the invention reduces the operating temperature of the LED lamp of the invention, reduces the attenuation of the LED lamp and prolongs the service life thereof, and, because the lamp cap portion of the invention is fixedly connected with the conductive copper needle, the seismic resistance of the invention is increased.
  • Figure 1 is an external outline view of the present invention
  • Figure 2 is a cross-sectional view of the present invention
  • Figure 3 is a perspective view of the protection device of the present invention.
  • Figure 4 is a cross-sectional view of the cover of the present invention.
  • Figure 5 is a cross-sectional view of the heat dissipation assembly of the present invention.
  • Figure 6 is an exploded view of the protection device and the light emitting unit of the present invention;
  • Figure 7 is an exploded view of the power supply unit of the present invention.
  • Figure 8 is an exploded view of the present invention.
  • FIG. 9 is a connection diagram of the lamp cap and the protection device of the present invention. detailed description
  • an LED fluorescent lamp includes a protection device 10, a light emitting unit 20, and a power supply unit 30, wherein the light emitting unit 20 is connected to the power supply unit 30, and the light emitting unit 20 and the power supply are provided.
  • the unit 30 is mounted in the protection device 10.
  • the protection device 10 is a housing.
  • the protection device 10 includes a cover 11 and a heat dissipation component 12 .
  • the cover 11 includes a slot 111 and a slot 112 , and the slot 112 is The slot body 111 is connected to the slot body 111.
  • the slot body 112 is disposed on two sides of the slot body 111. Further, the slot 112 is combined with the slot body 111 to form the cover body 11.
  • the cover 11 is a cover of PC (Polycarbonate polycarbonate, which is a colorless and transparent amorphous thermoplastic).
  • the heat dissipating component 12 is engaged with the cover 11 and is engaged with the slot 112 of the cover 11 .
  • the heat dissipation component 12 includes a heat dissipation housing 121 , a convex portion 122 , and a heat conducting plate 123 .
  • the heat dissipation housing 121 has an inner cavity, and the convex portion 122 is connected to the heat dissipation housing 121, and the convex portion 122 corresponds to the cover body 11.
  • the convex portion 122 and the heat dissipation shell The body 121 is integrally assembled, and the heat conducting plate 123 is disposed on the inner cavity of the heat dissipation housing 121.
  • the two sides of the heat conducting plate 123 are connected to the inner cavity, and a gap is formed between the heat conducting plate 123 and the convex portion 122.
  • the gap between the convex portion 122 and the heat conducting plate 123 is combined into a card slot 124.
  • the card slot 124 corresponds to the slot 112 of the cover 11. Further, the slot 124 and the slot 112 of the cover 11 are engaged with each other, and the heat conducting plate 123 further has a boss. 125.
  • the cover 11 is engaged with the heat dissipating component 12 by the card slot 112 and the card slot 124, and the two sides of the heat conducting plate 123 of the heat dissipating component 12 are connected to the heat dissipating housing 121. Further, the heat conducting board 123 is combined with the cover 11 to form a cavity 13.
  • the two sides of the heat conducting plate 123 are connected to the inner cavity of the heat dissipating case 121 to form a cavity 14.
  • the cavity 14 defines a hole 126 on one side of the heat dissipating case 121. Further, the card hole 126 is It is opened at both ends of the cavity 14.
  • the light-emitting unit 20 is connected to the protection device 10 and the power supply unit 30, and is disposed in the cavity 13 of the protection device 10.
  • the light-emitting unit 20 includes a plurality of LEDs. a lamp 21 and a circuit board 22, wherein a plurality of the LED lamps are mounted on one side of the circuit board 22, and the other side of the circuit board 22 is mounted on the heat conducting plate 123 of the protection device 10, and It is mounted on the boss of the heat conducting plate 123. Further, an insulating heat conductive agent is disposed between the heat conducting plate 123 and the light emitting unit 20.
  • the power supply unit 30 is disposed in the cavity 14 of the protection device 10.
  • the power supply unit 30 is a power supply component, and the power supply unit 30 includes an insulative housing 31.
  • the power module 32 and the positioning module 33 wherein the insulating housing 31 has a cavity, and the power module 32 is inserted into the cavity of the insulating housing 31, and the positioning component 33 is connected to the power module 32.
  • the positioning component 33 is provided with a plurality of wire passing holes, and the power module 32 is connected to the external circuit by the plurality of wire holes.
  • an LED fluorescent lamp further includes a lamp cap 40 connected to the protection device 10 , the lamp cap 40 having a hook 41 , the hook 41 being associated with the protection device 10
  • the aluminum alloy base 12 is engaged with the protection hole 10, and the hook 41 is engaged with the opening 126 of the heat dissipation housing 121, and the base 40 is coupled to the protection device 10 by the hook 41. Engage.
  • an LED fluorescent lamp further includes a conductive copper pin 50 that is fixedly coupled to the base 40.
  • the present invention is disassembled: First, the maintenance personnel press the hook 41 on the base 40 to disengage the hook from the card hole 126 on the heat dissipation housing 121, and then the lamp holder 40 The cover body 11 is taken out along the card slot 112 and the card slot 124, and then the power supply unit 30 and the light unit 20 are removed from the heat dissipation assembly 12, and finally, the power supply is performed. The positioning component 33 of the unit 30 is taken out, and the power module 32 of the power supply unit 30 is further taken out from the insulating housing 31.

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

Description

一种 LED日光灯
技术领域
本发明涉及一种照明灯具， 特别是指一种包括保护装置、 发光单元、 供电 单元、 灯头以及导电铜针的 LED日光灯。
背景技术
LED灯具是目前世界上公认的节能产品之一， 由于 LED灯使用的是直流 供电系统， 其在使用时不会出现闪烁等现象， 而且其稳定性高， 使用寿命长， 因此还具有绿色灯具的美喻。
然而现有的 LED PC (Pol ycarbonate聚碳酸酯， 是一种无色透明的无 定性热塑性材料） 管日光灯， 其包括 PC塑料圆管、 LED光板、 LED驱动电源以 及灯头， 其中， 该 PC塑料圆管具有一腔体， 且该腔体中间开设有相对应的两 排槽体， 而该 LED光板是插设于该腔体内的， 且是设置于两排该槽体上的， 而 该 LED驱动电源则是外包一热缩套管， 且与灯头以及 LED光板相连接， 进一 步， 该灯头以及该 LED光板是固设于该 PC塑料圆管的该腔体内的。 综上所述， 现有的 LED日光灯， 其结构以及连接方式上还存在着一定的 缺点， 现在分别叙述如下：
如上所述， 首先， 由于现有的 LED日光灯具， 其 LED光板是设置于一 密闭的 PC塑料管内的， 导致其散热功能差， 当 LED日光灯具在工作时， 由 于 LED灯工作时所产生的热量无法外散， 从而导致 LED灯的衰减加快， 缩短 了 LED日光的使用寿命， 此为现有的 LED日光灯具的一大缺点。
其次， 现有 LED日光灯具， 其两端灯头采用灌封胶粘固定的方式相连 接， 其操作复杂， 导致生产工艺复杂， 增加制造难度， 提高了生产成本， 此为 现有 LED日光灯具的又一缺点。
最后， 由于 LED驱动电源和 LED光板及灯头采用导线直接焊接， 组装 工艺复杂且容易损坏部件， 且当 LED日光灯部件发生损坏时， 无法对其进行 拆卸维修， 使得维修难度加， 此为现有的 LED日光灯具的再一缺点。 发明内容
为了解决上述问题， 本发明提供一种 LED日光灯， 其包括保护装置、 发 光单元、 供电单元以及灯头， 其中， 该保护装置包括盖体以及散热组件， 该盖 体与该散热组件是相互咬合的， 而该供电单元是插设于该保护装置内的， 该发 光单元是装设于该保护装置内的， 而该灯头是卡设于该保护装置两端的， 进一 步， 由于上述该保护装置、 发光单元、 供电单元以及灯头之间是相互卡合的， 因此当各部件老化或损坏时可以进行单独更换， 方便使用者或者维修人员进行 维修， 此为本发明的主要目的。
又， 由于本发明的灯头与该导电铜针是固定连接在一起的， 因此增强了 本发明的抗震动能力， 此为本发明的又一目的。 再次， 由于本发明的发光单元与该导热板是相贴靠的， 且该发光单元与 该导热板之间铺设有高导热系数的绝缘热传导剂， 因此加强本发明的散热功 能， 此为本发明的再一目的。
最后， 由于本发明的供电单元其设置有绝缘壳体， 使本发明的供电单元 插设于该铝合金底座时完全与该铝合金底座绝缘， 进而使本发明的 LED灯具能 够防雷击， 增加本发明的 LED灯具的使用寿命以及提高安全系数， 此为本发明 的又一目的。
为了实现上述目的， 本发明提供一种 LED日光灯， 其包括保护装置、 发 光单元、 供电单元、 灯头以及导电铜针， 其中， 该导电铜针与该灯头是固定连 接的， 而该供电单元是插设于该保护装置内的， 该发光单元是装设于该保护装 置内的， 该灯头是与该保护装置的两端相卡接的， 该保护装置包括散热底座以 及盖体， 该散热底座包括散热壳体以及导热板， 而该导热板是装设于该散热壳 体内的， 且确定出一空腔， 而该散热壳体是与该盖体相咬合的， 又该散热壳体 的两端还开设有卡孔。
该发光单元是设置于该导热板上的， 且是与该盖体相对的一侧的， 该发 光单元与该导热板之间还铺设有绝缘热传导剂。
而该供电单元是插设于该散热壳体与该导热板之间的该腔体内的， 该供 电单元包括绝缘壳体、 电源电路模块以及定位块， 其中， 该绝缘壳体具有一空 腔， 而该电源电路模块是插设于该绝缘壳体内的， 两个该定位块分别插设于该 绝缘壳体的两端。 该灯头是与该导电铜针相连接的， 该导电铜针是固设于该灯头上的， 而 该灯头是与该保护装置相连接的， 该灯头具有一卡钩， 且， 该灯头的该卡钩是 与该散热壳体上开设的该卡孔是相对应的， 进一步， 该灯头的该卡钩是与该散 热壳体的该卡孔相互卡合的， 该灯头借助该卡钩以及该卡孔与该保护装置相卡 接。
本发明的有益效果是： 一种 LED日光灯， 其包括保护装置、 发光单元、 供电单元、 灯头以及导电铜针， 其中， 该保护装置包括散热底座以及盖体， 该 散热底座包括散热壳体以及导热板， 由于其各模块之间是卡接的， 因此使本发 明在进行维护时可以直接拆卸所须进行维护的模块即可， 减少维修人员的工作 步骤加快了维修效率， 而且由于其散热单元的加入， 降低了本发明的 LED灯的 工作温度， 减小了 LED灯的衰减以及延长其使用寿命， 又， 由于本发明的灯头 部位与导电铜针是固定连接的， 因此增加了本发明的抗震能力， 而且还由于本 发明的电源部分采用了防雷设计， 使本发明在工作时可以防止雷击， 增加了使 用时的安全系数。 附图说明
图 1为本发明的外部轮廓图；
图 2为本发明的截面图；
图 3为本发明的保护装置立体图；
图 4为本发明的盖体截面图；
图 5为本发明的散热组件截面图； 图 6为本发明的保护装置与发光单元爆炸图；
图 7为本发明的供电单元爆炸图；
图 8为本发明的爆炸图；
图 9为本发明的灯头与保护装置连接图。 具体实施方式
如图 1， 图 2， 一种 LED日光灯， 其包括保护装置 10、 发光单元 20以及 供电单元 30， 其中， 该发光单元 20是与该供电单元 30相连接的， 且该发光单 元 20以及该供电单元 30是装设于该保护装置 10内的。
如图 2-图 6该保护装置 10为一壳体， 该保护装置 10包括盖体 11以及散 热组件 12， 其中， 该盖体 11包括槽体 111以及卡槽 112， 而该卡槽 112是与 该槽体 111相连接的， 该槽体 111具有两边， 而该卡槽 112是设置于该槽体 111的两边上的， 进一步， 该卡槽 112与该槽体 111组合成该盖体 11， 且该盖 体 11为 PC (Polycarbonate聚碳酸酯， 是一种无色透明的无定性热塑性材 料） 盖体。
而该散热组件 12是与该盖体 11相卡合的， 且是与该盖体 11的该卡槽 112相卡接的， 该散热组件 12包括散热壳体 121、 凸部 122以及导热板 123， 该散热壳体 121具有一内腔， 而该凸部 122是与该散热壳体 121相连接的， 且 该凸部 122是与该盖体 11相对应的， 该凸部 122与该散热壳体 121是组合成 一体的， 而该导热板 123是设置于该散热壳体 121的该内腔上的。 该导热板 123的两边与该内腔相连接， 且该导热板 123与该凸部 122之 间具有一定的间隙， 借助该凸部 122与该导热板 123之间的间隙组合成卡槽 124， 该卡槽 124是与该盖体 11的该卡槽 112相对应的， 进一步， 该卡槽 124 与该盖体 11的该卡槽 112是相互咬合的， 又， 该导热板 123还具有凸台 125。
又， 该盖体 11借助该卡槽 112以及该卡槽 124与该散热组件 12相咬 合， 且该散热组件 12的该导热板 123的两边与该散热壳体 121相连接， 进一 步， 该导热板 123与该盖体 11组合成一腔体 13。
再， 该导热板 123的两边与该散热壳体 121的内腔相连组合成一腔体 14， 该腔体 14于该散热壳体 121的一侧开设有卡孔 126， 进一步， 该卡孔 126 是开设于该腔体 14两端的。
如图 2， 图 6， 而该发光单元 20是与该保护装置 10以及该供电单元 30 相连接的， 且是设置于该保护装置 10的该腔体 13内的， 该发光单元 20包括 若干 LED灯 21以及线路板 22， 其中， 若干该 LED灯是装设于该线路板 22的 一面的， 而该线路板 22的另一面是装设于该保护装置 10的该导热板 123上 的， 且是装设于该导热板 123的该凸台上的， 进一步， 于该导热板 123与该发 光单元 20之间还铺设有绝缘热传导剂。
如图 2， 图 7， 图 8， 该供电单元 30是设置于该保护装置 10的该腔体 14 内的， 又， 该供电单元 30为一电源组件， 该供电单元 30包括绝缘壳体 31、 电 源模块 32以及定位组件 33， 其中， 该绝缘壳体 31具有一腔体， 而该电源模块 32是插设于该绝缘壳体 31的该腔体内的， 该定位组件 33是与该电源模块 32 的两端相对应的， 该定位组件 33上开设有若干过线孔， 借助该若干过线孔使 该电源模块 32与外部电路相连接。
如图 8， 图 9， 又， 一种 LED日光灯还包括灯头 40， 该灯头 40是与该保 护装置 10相连接的， 该灯头 40具有卡钩 41， 该卡钩 41是与该保护装置 10的 该铝合金底座 12相卡合的， 进一步， 该卡钩 41是与开设于该散热壳体 121的 该卡孔 126相卡合的， 且该灯头 40借助该卡钩 41与该保护装置 10相卡合。
又， 一种 LED日光灯还包括导电铜针 50， 该导电铜针 50是与该灯头 40 固定连接的。
如图 6-图 8本发明在拆卸时： 首先， 维修人员按下该灯头 40上的该卡钩 41， 使该卡钩脱离该散热壳体 121上的该卡孔 126， 而后将该灯头 40取出， 其 次， 将该盖体 11顺着该卡槽 112以及该卡槽 124取出该盖体 11， 而后自该散 热组件 12上卸下该供电单元 30以及该发光单元 20， 最后， 将该供电单元 30 的该定位组件 33取出， 进一步将该供电单元 30的该电源模块 32自该绝缘壳 体 31中取出。

Claims

权 利 要 求 书
1.一种 LED日光灯， 其包括保护装置、 发光单元、 供电单元、 灯头以及 导电铜针， 其特征在于： 该导电铜针与该灯头是固定连接的， 而该供电单元是 插设于该保护装置内的， 该发光单元是装设于该保护装置内的， 该灯头是与该 保护装置的两端相卡接的， 该保护装置包括散热底座以及盖体， 该散热底座包 括散热壳体以及导热板， 而该导热板是装设于该散热壳体内的， 且确定出一空 腔， 而该散热壳体是与该盖体相咬合的， 又该散热壳体的两端还开设有卡孔。
2.如权利要求 1所述的一种 LED日光灯， 其特征在于： 该发光单元是设 置于该导热板上的， 且是与该盖体相对的一侧的， 该发光单元与该导热板之间 还铺设有绝缘热传导剂。
3.如权利要求 1所述的一种 LED日光灯， 其特征在于： 而该供电单元是 插设于该散热壳体与该导热板之间的该腔体内的， 该供电单元包括绝缘壳体、 电源电路模块以及定位块， 其中， 该绝缘壳体具有一空腔， 而该电源电路模块 是插设于该绝缘壳体内的， 两个该定位块分别插设于该绝缘壳体的两端。
4.如权利要求 1所述的一种 LED日光灯， 其特征在于： 该灯头是与该导 电铜针相连接的， 该导电铜针是固设于该灯头上的， 而该灯头是与该保护装置 相连接的， 该灯头具有一卡钩， 且， 该灯头的该卡钩是与该散热壳体上开设的 该卡孔是相对应的， 进一步， 该灯头的该卡钩是与该散热壳体的该卡孔相互卡 合的， 该灯头借助该卡钩以及该卡孔与该保护装置相卡接。
PCT/CN2010/070886 2009-03-06 2010-03-05 一种led日光灯 WO2010099755A1 (zh)

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