CN102410448B - Light-emitting diode lamp tube - Google Patents

Light-emitting diode lamp tube Download PDF

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Publication number
CN102410448B
CN102410448B CN 201010289257 CN201010289257A CN102410448B CN 102410448 B CN102410448 B CN 102410448B CN 201010289257 CN201010289257 CN 201010289257 CN 201010289257 A CN201010289257 A CN 201010289257A CN 102410448 B CN102410448 B CN 102410448B
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heat sink
provided
circuit board
base
lamp
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CN 201010289257
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Chinese (zh)
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CN102410448A (en
Inventor
谢明村
曾文良
陈隆欣
林志勇
叶进连
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展晶科技(深圳)有限公司
荣创能源科技股份有限公司
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Priority to CN 201010289257 priority Critical patent/CN102410448B/en
Publication of CN102410448A publication Critical patent/CN102410448A/en
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Abstract

一种发光二极管灯管,包括一散热基座,设置在散热基座上的电路板、驱动电源和灯罩,以及设置在灯管两端的灯头。 A light emitting diode lamp includes a heat sink base, the base is provided on the heat dissipation of a circuit board, power supply and lamp cover, and provided at both ends of the lamp. 所述电路板设置有若干与驱动电源电性连接的发光二极管。 Said circuit board is provided with a plurality of light emitting diodes connected to the driving power source. 所述灯头将驱动电源与外部电源电性连接。 The base drive power supply and the external power source is electrically connected. 散热基座为中空管状结构,驱动电源设置在散热基座的内部。 A hollow tubular structure for the heat sink, the heat sink is provided to drive the internal power supply base. 散热基座的与该灯罩相对的外表面上具有一凹入部,该电路板设置在散热基座的凹入部上。 The outer surface of the shade opposite to the heat dissipating base has a concave portion, the circuit board is provided on a recessed portion of the heat sink. 所述凹入部具有相向设置的卡勾用于将电路板固定在散热基座上。 The recessed portion has an engaging hook provided opposite to the circuit board is fixed to the heat sink. 当灯管中某一部件损坏时,只需要更换相应的部件即可使灯管继续正常工作。 When a component is damaged lamp vessel, only to replace the corresponding parts so that the lamp continues to operate normally.

Description

发光二极管灯管 LED tube

技术领域 FIELD

[0001 ] 本发明涉及一种发光二极管灯管。 [0001] The present invention relates to a light emitting diode lamp.

背景技术 Background technique

[0002] 发光二极管(Light Emitting D1de, LED)是一种可将电流转换成特定波长范围的光的半导体元件。 [0002] The light-emitting diode (Light Emitting D1de, LED) is a kind of a semiconductor device converting current into light of a specific wavelength range. 发光二极管以其亮度高、工作电压低、功耗小、易与集成电路匹配、驱动简单、寿命长等优点,从而可作为光源而广泛应用于照明领域。 A light emitting diode with its high brightness, low voltage, low power consumption and easy matching with the integrated circuit, driving a simple, long life, etc., which can be widely used as a light source lighting. 例如,利用发光二极管排列成长条状形成发光二极管灯管,用于替代传统的日光灯管。 For example, using light emitting diodes arrayed LED tube is formed into strips, used to replace traditional fluorescent tubes.

[0003] 现有的发光二极管灯管通常包括灯板、外壳和驱动电源。 [0003] The conventional light emitting diode generally includes a lamp tube plate, a housing and a drive power source. 然而,在上述的发光二极管灯管中,其灯板、外壳和驱动电源通常为一个整体。 However, in the light emitting diode lamp vessel, which lamp board, a housing and a drive power source is usually a whole. 当灯管的某一部分如灯板或者驱动电源发生故障而损坏时,则需要将整根灯管替换。 When a portion of the lamp as the lamp driving power supply board or damage fails, the lamp needs to be replaced the entire root.

发明内容 SUMMARY

[0004] 有鉴于此,有必要提供一种可方便对其部件进行替换的发光二极管灯管。 [0004] In view of this, it is necessary to provide an LED tube member to facilitate replacement thereof.

[0005] —种发光二极管灯管,包括一散热基座,设置在散热基座上的电路板、驱动电源和灯罩,以及设置在灯管两端的灯头。 [0005] - luminescent diode lamp includes a heat sink base, the base is provided on the heat dissipation of a circuit board, power supply and lamp cover, and provided at both ends of the lamp. 所述电路板设置有若干与驱动电源电性连接的发光二极管。 Said circuit board is provided with a plurality of light emitting diodes connected to the driving power source. 所述灯头将驱动电源与外部电源电性连接。 The base drive power supply and the external power source is electrically connected. 散热基座为中空管状结构,驱动电源设置在散热基座的内部。 A hollow tubular structure for the heat sink, the heat sink is provided to drive the internal power supply base. 散热基座的与该灯罩相对的外表面上具有一凹入部,该电路板设置在散热基座的凹入部上。 The outer surface of the shade opposite to the heat dissipating base has a concave portion, the circuit board is provided on a recessed portion of the heat sink. 所述凹入部具有相向设置的卡勾用于将电路板固定在散热基座上。 The recessed portion has an engaging hook provided opposite to the circuit board is fixed to the heat sink.

[0006] 与现有技术相比,本发明通过将灯管拆设成散热基座、电路板、驱动电源及灯罩等几个部分,并且将电路板、驱动电源及灯罩设置在散热基座的不同位置。 [0006] Compared with the prior art, the present invention is provided by a tube split into several parts heat sink, circuit board, power supply and lampshades, and the circuit board, power supply and heat dissipation base shade provided different positions. 因此,当其中一部件损坏时,只需要更换相应的部件即可使灯管继续正常工作。 Thus, when one member is damaged, only it needs to replace the corresponding parts so that the lamp continues to operate normally. 另外,由于散热基座上设置有凹入部及相应的卡勾,当电路板插设入凹入部之后,由于卡勾的作用,其不需要螺丝即可有效固定于散热基座上。 Further, since the concave portion is provided with a hook and corresponding to the heat sink, the circuit board when inserted into the recessed portion, since the hook effect, which does not require screws can be effectively fixed to the heat sink.

[0007] 下面参照附图,结合具体实施例对本发明作进一步的描述。 [0007] The following embodiments in conjunction with specific embodiments of the present invention will be further described with reference to the drawings.

附图说明 BRIEF DESCRIPTION

[0008] 图1是本发明一个实施例中的发光二极管灯管的立体组合图。 [0008] FIG. 1 is a perspective assembled view of a light emitting diode lamp in the embodiment of the present invention.

[0009] 图2是图1中发光二极管灯管的截面示意图。 [0009] FIG. 2 is a sectional schematic view of a light emitting diode lamp.

[0010] 主要元件符号说明 [0010] Main reference numerals DESCRIPTION

[0011] 散热基座 10 [0011] The heat sink 10

[0012]腔体 110 [0012] The cavity 110

[0013] 凹入部 120 [0013] The recessed portion 120

[0014]卡勾 121 [0014] The hook 121

[0015] 散热槽 130 [0015] The heatsink 130

[0016]滑槽 140 [0016] The chute 140

[0017]开口端 141 [0017] The open end 141

[0018] 电路板 20 [0018] The circuit board 20

[0019] 发光二极管 210 [0019] 210 light emitting diodes

[0020] 驱动电源 30 [0020] The driving power source 30

[0021]灯罩 40 [0021] The globe 40

[0022]滑轨 410 [0022] The slide 410

[0023]灯头 50 [0023] The base 50

[0024]接头 510 [0024] The connector 510

[0025] 电极插脚 520 [0025] The electrode pin 520

[0026]螺孔 530 [0026] 530 holes

具体实施方式 Detailed ways

[0027] 图1至图2所示为本发明发光二极管灯具的一实施例。 [0027] As shown in FIGS. 1 to 2 of the present invention, a light emitting diode lamp according to an embodiment. 该发光二极管灯管包括一散热基座10,设置于该散热基座10上的电路板20、驱动电源30及灯罩40,以及设置在灯管两端用以将驱动电源30与外部电源电性连接的灯头50。 The LED lamp comprises a heat dissipating base 10 disposed on the circuit board 10 of the heat sink 20, a driving power source 30 and lamp cover 40, and is provided at the lamp driving power to the external power source 30 is electrically 50 connected to the base.

[0028] 所述散热基座10由导热性能良好的材料如铝合金等一体制成。 [0028] The heat sink 10 is made of good heat conductivity, such as one made of material such as aluminum. 该散热基座10为中空管状结构,其内部形成一腔体110。 The heat sink 10 is a hollow tubular structure, inside which a cavity 110 is formed. 散热基座10的表面具有一凹入部120及若干散热槽130。 Surface 120 having a heat dissipating base 10 and a plurality of recessed portions 130 a heatsink. 所述散热槽130沿灯管的长度方向径向延伸。 Radially extending longitudinal direction of the heat radiating groove 130 along the lamp. 该散热槽130用于增大散热基座10的表面积从而增强散热基座10的散热效果。 The heatsink 130 for increasing the surface area of ​​the heat sink 10 thereby enhancing the heat dissipation effect of the heat sink 10. 在散热基座10的靠近凹入部120的两侧设置有沿灯管径向延伸的滑槽140,该滑槽140用于固定灯罩40。 Slide grooves 140 extending radially on both sides of the lamp is provided near the recessed portion 120 of the heat sink 10, the slide groove 140 for fixing the shade 40.

[0029] 电路板20设置在散热基座10表面的凹入部120上。 [0029] The circuit board 20 is provided on the surface of the concave portion 10 of the heat sink base 120. 电路板20上设置有若干发光二极管210,所述发光二极管210沿灯管的长度方向排列成一行,并与驱动电源30电性连接。 Circuit board 20 is provided with a plurality of light emitting diode 210, the LED 210 along a longitudinal direction of the lamps arranged in a row and electrically connected to the driving power supply 30. 所述凹入部120的两端设置有向内延伸的卡勾121。 Both ends of the recessed portion 120 is provided with a hook 121 extending inwardly card. 当电路板20由灯管的一端可滑动地组装在凹入部120时,该卡勾121可有效地将电路板20固定在散热基座10上,使其不会从散热基座10的凹入部120上脱落。 When the circuit board 20 is slidably fitted in one end of the tube when the recess 120, the heat sink 20 is fixed on the base 10, so as not to heat sink 10 from the concave portion of the hook 121 to the circuit board can be effectively 120 on off. 采用这种固定方式,电路板20不需要其他固定元件如螺丝或者铆钉等即可以固定在散热基座10上。 With this fixation, the circuit board 20 does not require additional fixing elements such as screws or rivets which can secured to the heat sink 10.

[0030] 驱动电源30设置在散热基座10内部的腔体110中。 [0030] The driving power source 30 is provided in the interior of the cavity 110 in the heat sink 10. 所述驱动电源30用于为发光二极管210正常工作提供相应的驱动电压或者电流。 The driving power supply 30 for providing corresponding driving voltage or current to the light emitting diode 210 work. 所述驱动电源30包括整流滤波电路及调压电路。 The driving power supply 30 includes a rectifier circuit and a voltage regulating circuit filter. 整流滤波电路用以将市用的交流电转换成直流电,调压电路用以将电压调制合适的大小以为发光二极管供电。 Rectifying and filtering circuit used for converting AC power to DC city, a voltage regulating circuit for the modulation of the appropriate magnitude of the voltage that power the light emitting diode. 优选地,所述驱动电源30的输出端设置成可插接的形式以形成电连接,以方便驱动电源30组装和拆卸。 Preferably, the output of the power driver 30 is arranged to form a pluggable electrical connection, the driving power supply 30 to facilitate assembly and disassembly.

[0031] 灯罩40具有一弧形本体及自弧形本体两侧向内延伸的滑轨410。 [0031] The globe 40 having an arcuate rail body and extending inwardly from the arcuate sides of the body 410. 所述滑轨410可滑动地组装于散热基座10两侧的滑槽140中,使到灯罩40可相应固定在散热基座10上。 The rail 410 is slidably mounted to the chute 10 on both sides of the heat sink 140 may correspond Shidao shade 40 is fixed to the heat sink 10. 所述灯罩40由聚碳酸酯(PC)或者聚乙烯丙稀酸甲酯等透明或半透明的材料一体制成。 The globe 40 is made of polycarbonate (PC) or polyethylene acrylic acid ester of a transparent or translucent material integrally. 该灯罩40设置在发光二极管210的光出射面上,用以将发光二极管210所发出的光线进行调整。 The shade 40 is provided at the light exit surface of the light emitting diode 210 to light emitted from the light emitting diode 210 can be adjusted. 根据需要,可以在灯罩40的表面制作散射结构或者在灯罩40掺入散射粒子从而提高灯管出光的均匀性。 If necessary, the scattering structure can be made of the surface of the globe 40 or the incorporation of scattering particles in the globe 40 so as to improve uniformity of a light bulb. 又或者是在灯罩表面涂覆荧光粉或者是在灯罩40中掺入荧光粉粒子以改变灯管的出光波长。 Lampshade surface coating or is incorporated in the phosphor or phosphor particles in the lamp globe 40 to change the wavelength of light. 在本实施例中,滑轨410和滑槽140的横截面形状为优弧,即所述滑轨410和滑槽140的横截面的圆心角大于180度。 In the present embodiment, the slide rail 410 and cross-sectional shape of a major arc chute 140, i.e., the cross section of the slide rail 410 and a central angle of the chute 140 is greater than 180 degrees. 所述滑槽140具有一个开口端141,该开口端141沿灯管的长度方向延伸,用于使灯罩40可滑动地固设于散热基座10上。 The chute 140 has an open end 141, 141 along the longitudinal direction of the open end of the tube extends, for shade 40 is slidably fixed to the heat sink 10. 优选地,所述开口端141的宽度d小于滑轨410的直径Φ,使到滑轨410在滑入滑槽140后,其不容易从滑槽140的开口端141中脱落。 Preferably, the opening width smaller than the diameter d of the end 141 Φ rails 410, 410 in the slide rail Shidao chute 140, which does not easily fall off from the opening end 141 of the chute 140. 从而避免了在经过一段时间的使用后,灯罩40由于老化或者变形而从滑槽140的开口端脱落而使到灯罩40与散热基座10分离。 Thereby avoiding after a period of use, or deformed due to aging shade 40 from coming off the open end of the chute 140 and the heat sink 40 to the globe 10 separated.

[0032] 所述灯头50设置在灯管的两端。 The [0032] base 50 provided at both ends of the tube. 每个灯头50包括一大致成圆柱状的接头510,及自接头510 —侧凸伸且间隔设置的两个电极插脚520。 Each base 50 comprises a substantially cylindrical connector 510, and 510 from the joint - Two side electrodes extending pins 520 and spaced. 所述接头510将灯罩40和散热基座10收容在一起。 The housing 10 of the connector 510 and the heat sink 40 together shade. 所述电极插脚520与驱动电源30电性连接用以将驱动电源30与外界的电源如市用交流电相连接。 The electrodes 30 electrically with the driving pin 520 is connected to the power source such as a driving power source 30 connected to the outside of the city with alternating current power supply. 所述接头510上具有两个间隔设置的螺孔530,所述螺孔530的位置与散热基座10上的两个滑槽140的位置相对应。 Having two spaced holes 530 provided on the connector 510, the position of the screw 530 the position of the heat sink 140 on two chutes 10, respectively. 相应地,在滑槽140的靠近灯头50的两端开设有相应的内螺纹,有当灯头50组装在灯管的两端之后,可利用组装螺丝穿过灯头50上的螺孔530,然后旋入滑槽140之中,从而使灯头50和散热基座10结合在一起。 Accordingly, the chute 140 near both ends of the base 50 defines a respective internally threaded, cap 50 when there is assembled after the tube ends can be assembled using screws through the screw holes 530 on the base 50, and rotation among the chute 140, so that the base 50 and heat sink 10 together.

[0033] 上述发光二极管灯管组装时,先将设置有发光二极管210的电路板20沿灯管的一端插设在散热基座10的凹入部120上,此时凹入部120上的卡勾121会将电路板20固定于散热基座10上而不会脱落。 [0033] When the light emitting diode lamp assembly, the light emitting diode disposed at one end of the tube 20 in the circuit board 210 inserted in the recess 120 to the heat sink 10, when the card 120 on the hook 121 of the recessed portion will be fixed to the circuit board 20 and heat sink 10 will not fall off. 然后将驱动电源30设置在散热基座10内部的腔体110中,该驱动电源30的输出端插设到电路板20上用以为电路板20上的发光二极管210供电。 The driving power source 30 is then disposed in the cavity 110 in the interior of the heat sink 10, the output of the power driver 30 is inserted into the circuit board 20 is that the power light emitting diode on the circuit board 20,210. 将灯罩40两端的滑轨410对应到散热基座10两端的滑槽140上,然后使滑轨410沿着滑槽140滑动直到其完全收容如滑槽140之中。 The slide rail 40 corresponding to both ends of the shade 410 to the chute 10 on both ends of the heat sink 140, and then the slide 410 slides along the chute 140 until it is fully accommodated into the chute 140 as. 将灯头50设置在灯管的两端,灯头50上的接头510将散热基座10和灯罩40收容在一起。 The base 50 is provided on both ends of the tube connector 510, the base 50 of the heat sink 10 and the globe 40 housed together. 每一灯头50的电极插脚520的内置端与驱动电源30的输入端电性连接,用以将驱动电源30与外部电源相连。 Each base electrode pins 50 and the end 520 of the drive built-in power input terminal 30 is electrically connected to the driving power source 30 is connected to an external power source. 利用组装螺丝穿过接头510上的螺孔而旋入滑槽140之中,从而使灯头50和散热基座10组装在一起。 Assembled using joint screws through screw holes 510 and 140 being screwed into the chute, so that the heat sink 10 and base 50 are assembled together. 如此,发光二极管灯管组装完成。 Thus, LED tube is assembled.

[0034] 在本发明中,通过对散热基座10的结构进行设置,使电路板20、驱动电源30和灯罩40分别设置散热基座10的不同位置。 [0034] In the present invention, the configuration of heat sink 10 is provided, the circuit board 20, power supply 30 and lamp cover 40 are provided in the heat sink 10 in different positions. 此时,灯管中的某一部件损坏后就可以相应的进行更换,而无需替换掉整根灯管。 At this time, the lamp vessel may be damaged after a corresponding member be replaced without replacing the entire root tube. 另外,在散热基座10的凹入部120上设置相应的卡勾121。 Further, the corresponding hook 121 is provided in the recessed portion 120 to the heat sink 10. 当电路板20插设入凹入部120之后,由于卡勾121的紧固作用,电路板20其不需要螺丝即可有效固定于散热基座10的表面上,从而使电路板20不容易从散热基座10上脱落。 When the circuit board 20 is inserted into the recess 120, since the hook 121 of the clamping action, the screw 20 does not require the circuit board can be effectively secured to the upper surface of the heat sink 10, the circuit board 20 so that heat is not readily available from the base 10 off. 并且电路板20与散热基座10的这种结合方式也使到电路板20的组装更为方便。 This combination and the circuit board 20 and heat sink 10 of the circuit board assembly 20 also Shidao more convenient. 同时,通过在散热基座10的两侧设置滑槽140及在灯罩40两侧设置相应的滑轨410,将灯罩40的滑轨410滑入滑槽140之中就可以轻易地实现灯罩40与散热基座10的结合。 Meanwhile, in the respective rail 410 by the heat dissipating base 140 provided on both sides of the chute 10 and 40 disposed on both sides of the shade, the shade sliding rail 40 of the slide 410 in the chute 140 can be easily implemented with the globe 40 combined heat sink 10. 进一步地,由于滑轨410的厚度小于滑槽140开口端141的宽度,当灯管在使用一段时间之后,其不容易因为灯罩40所用材料的变形而导致滑轨410从滑槽140中脱落,从而造成灯罩40与散热基座10脱离。 Further, since the thickness of the slide rail 410 is smaller than the width of the end 141 of the chute opening 140, when the lamp after a period of use, because it is not easy to deform the globe 40 caused by material falling from the chute rail 410 140, resulting shade 10 from the base 40 and the heat dissipation.

[0035] 根据需要,灯头50与散热基座10结合方式并不限于上述实施方式,如可以在散热基座10的侧面另外设置螺孔,使到组装螺丝不是固定于滑槽140而是设置在另外的螺孔上。 [0035] According to need, the base 50 and the heat sink 10 is not limited to the embodiment described above in conjunction with embodiments, such as screw holes may be additionally provided on the side surface of the heat sink 10, Shidao assembly screws are not fixed to the sliding groove 140 but in the additional screw on. 另外,灯头50亦可以通过卡榫的方式与散热基座10结合。 Further, the base 50 can also be joined by tenons manner heat sink 10. 同样地,亦可以在灯罩40和散热基座10的外表面设置外螺纹及在灯头50的接头510内侧设置相应的内螺纹,从而使灯罩40可以旋入到散热基座10和灯罩40的两端。 Similarly, also an external thread may be provided on an outer surface of the globe 40 and the heat sink 10 and a corresponding inner thread provided in the connector 510 inside the cap 50, so that the lamp cover 40 can be screwed into the heat sink 40 to the globe 10 and the two end.

[0036] 应该指出,上述实施方式仅为本发明的较佳实施方式,本领域技术人员还可在本发明精神内做其它变化。 [0036] It should be noted that the above-described embodiments are merely preferred embodiments of the invention, those skilled in the art may make other variations within the spirit of the present invention. 这些依据本发明精神所做的变化,都应包含在本发明所要求保护的范围之内。 These changes made according to the spirit of the present invention, the present invention is intended to be included within the scope of the claims.

Claims (3)

1.一种发光二极管灯管,包括一散热基座,设置在散热基座上的电路板、驱动电源和灯罩,以及设置在灯管两端的灯头,所述电路板设置有若干与驱动电源电性连接的发光二极管,所述灯头将驱动电源与外部电源电性连接,其特征在于,散热基座为中空管状结构,驱动电源设置在散热基座的内部,散热基座的与该灯罩相对的外表面上具有一凹入部,该电路板设置在散热基座的凹入部上,所述凹入部具有相向设置的卡勾用于将电路板固定在散热基座上,所述灯罩具有一弧形本体及自弧形本体两侧向内延伸的滑轨,所述散热基座的靠近凹入部的两侧设置有沿灯管径向延伸的滑槽,所述滑轨可滑动地装设于滑槽之中使灯罩固定于散热基座上,所述滑槽具有一开口端,所述开口端沿灯管径向延伸,开口端的宽度小于滑轨的厚度,所述滑槽和滑轨的横截面形 1. A light emitting diode lamp includes a heat sink, the heat sink is disposed on a circuit board, power supply and lamp cover, and provided at both ends of the lamp base, said circuit board is provided with a plurality of the driving power source a light emitting diode connected to the base of the drive power source connected to the external power source, wherein the heat sink is a hollow tubular structure, a driving power source disposed in the interior of the heat sink, the heat sink opposite the lampshade an outer surface having a concave portion, the circuit board is provided on a recessed portion of the heat sink, the recessed portion has an engaging hook provided opposite to the circuit board is fixed to the heat sink, a lampshade having an arcuate arcuate rail body from the sides of the body and extending inwardly of said heat sink disposed adjacent to both sides of the chute has a recessed portion radially extending tubes, said slide slidably mounted on the slide that the globe is fixed to the groove in the heat sink, said chute having an open end, said open end radially extending tubes, smaller than the thickness width of the opening end of the slide, the horizontal slide rail and shaped cross-section 为优弧,且滑轨的直径小于滑槽开口端的宽度,所述滑槽靠近灯头的两端开设相应的内螺纹,所述灯头与滑槽相应的位置开设有螺孔,组装螺丝穿过螺孔旋入滑槽内部使灯头与散热基座螺合固定在一起。 Is a major arc, and the slide diameter is less than the width of the open end of the chute, the chute near the ends of the base defines a corresponding internal thread, the cap chute defines a position corresponding to a screw hole, assembly screws through screw screwed into the internal bore so that the cap chute and heat sink are screwed together.
2.如权利要求1所述的发光二极管灯管,其特征在于,所述散热基座表面具有若干散热槽,所述散热槽沿灯管的径向方向延伸。 The LED lamp according to claim 1, wherein the heat dissipating base surface having a plurality of heat sinks, cooling grooves extending along a radial direction of the lamp.
3.如权利要求1-2任意一项所述的发光二极管灯管,其特征在于,所述灯罩由聚碳酸酯或聚乙烯丙稀酸甲酯材料制成。 The light emitting diode lamp according to any one of claims 1-2, wherein said globe is made of polycarbonate or polyethylene methyl acrylic material.
CN 201010289257 2010-09-23 2010-09-23 Light-emitting diode lamp tube CN102410448B (en)

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