WO2011085571A1 - Parallel-type cold cathode fluorescent lamp and advertising lamp box - Google Patents

Parallel-type cold cathode fluorescent lamp and advertising lamp box Download PDF

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Publication number
WO2011085571A1
WO2011085571A1 PCT/CN2010/072328 CN2010072328W WO2011085571A1 WO 2011085571 A1 WO2011085571 A1 WO 2011085571A1 CN 2010072328 W CN2010072328 W CN 2010072328W WO 2011085571 A1 WO2011085571 A1 WO 2011085571A1
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parallel
lamp
cold cathode
cathode fluorescent
lamps
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PCT/CN2010/072328
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French (fr)
Chinese (zh)
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崔仁善
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Cui Renshan
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Publication of WO2011085571A1 publication Critical patent/WO2011085571A1/en

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/56One or more circuit elements structurally associated with the lamp
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/70Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/76Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only
    • H01J61/78Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a filling of permanent gas or gases only with cold cathode; with cathode heated only by discharge, e.g. high-tension lamp for advertising

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  • Illuminated Signs And Luminous Advertising (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)

Abstract

A parallel-type cold cathode fluorescent lamp (100) comprises a plurality of lamp tubes (10) connected in parallel and a power supply (11) which is connected in parallel with the lamp tubes for powering the lamp tubes. Each lamp tube (10) comprises a lamp body (101), two electrode heads (102) located at both ends of the lamp body and an insulating holder (103) encapsulating the two electrode heads. At least one electrode head (102) of each lamp tube (10) is connected in series with an equalizer (104). The equalizer (104) is contained in the insulating holder (103) correspondingly and is integrally mounted to each lamp tube (10). The parallel-type cold cathode fluorescent lamp can use one power supply to control the luminescence of the lamp tubes effectively. The size and the cost are reduced. The power consumption is low and the energy-saving effect is obvious. An advertising lamp box (200) with the parallel-type cold cathode fluorescent lamp is also provided.

Description

并联式冷阴极荧光灯及广告灯箱 技术领域  Parallel cold cathode fluorescent lamp and advertising light box
本实用新型涉及冷阴极荧光灯, 更具体地涉及一种并联式冷阴极荧光灯及 具有并联式冷阴极荧光灯的广告灯箱。 背景技术  The utility model relates to a cold cathode fluorescent lamp, and more particularly to a parallel type cold cathode fluorescent lamp and an advertising light box with a parallel type cold cathode fluorescent lamp. Background technique
众所周知, 冷阴极荧光灯广告装置是由文字型、 图形型的冷阴极荧光灯管 组合构成。 目前的广告冷阴极荧光灯是工频高压冷阴极荧光灯, 又称高漏抗变 压冷阴极荧光灯。 冷阴极荧光灯管依靠高压击穿, 使灯管内特有的气体放电而 产生彩色辉光, 再通过艺术加工, 产生受人们喜爱的广告。  As is well known, cold cathode fluorescent lamp advertising devices are composed of a combination of text type and graphic type cold cathode fluorescent lamps. The current commercial cold cathode fluorescent lamp is a power frequency high pressure cold cathode fluorescent lamp, also known as a high leakage anti-pressure cold cathode fluorescent lamp. Cold cathode fluorescent lamps rely on high-voltage breakdown to discharge the unique gas in the tube to produce colored glow, and then through art processing, to produce popular advertisements.
在现有技术中, 冷阴极荧光灯电源与灯管的连接均釆用串联的形式,如 "漏 磁式电感变压器" 冷阴极荧光灯便是由 50Hz的电源和累计十米左右的冷阴极荧 光灯管串联在一起进行工作。 用这类联接方式工作的冷阴极荧光灯, 即变压器 的输出电压等于所有组成的冷阴极荧光灯管的击穿电压的总和, 一般在灯管始 末两端需有一万五千伏左右的电压方能点燃整组灯管, 能耗达 450伏安左右。 即 便高频电子变压器冷阴极荧光灯也需近万伏的电压才能点燃约十米左右串联的 冷阴极荧光灯管, 能耗在 120伏安左右。 可见, 变压器的工艺要求必然很高, 其 体积也很大; 另外, 串联联接的冷阴极荧光灯组具有较长的电流回路, 以致整 个系统向外发射较强的高频电磁波而影响周围其他电器工作。  In the prior art, the connection between the cold cathode fluorescent lamp power supply and the lamp tube is in series, such as a "leakage magnetic induction transformer". The cold cathode fluorescent lamp is connected in series by a 50 Hz power supply and a cold cathode fluorescent tube with a cumulative total of about ten meters. Work together. Cold cathode fluorescent lamps operating in this type of connection, that is, the output voltage of the transformer is equal to the sum of the breakdown voltages of all the constituents of the cold cathode fluorescent lamps, generally requiring a voltage of about 15,000 volts at the beginning and the end of the lamp. Ignite the entire set of lamps, energy consumption up to 450 volts. Even the high-frequency electronic transformer cold cathode fluorescent lamp needs nearly 10,000 volts to ignite a cold cathode fluorescent tube connected in series of about ten meters, and the energy consumption is about 120 volts. It can be seen that the process requirements of the transformer are inevitably high, and its volume is also large. In addition, the cold cathode fluorescent lamp set connected in series has a long current loop, so that the entire system emits a strong high-frequency electromagnetic wave and affects the work of other surrounding electrical appliances. .
然而, 由于所组成的冷阴极荧光灯管的击穿电压不同, 有的灯管击穿电压 高, 有的灯管击穿电压低, 它们组合在一起, 若以并联联接, 由单一电源供电, 则必然是击穿电压最低的那根冷阴极荧光灯管被击穿发出辉光, 并把电源电压 稳定在其击穿电压区内, 导致击穿电压比它高的其他灯管不发光, 无法实施装 置的广告宣传功能; 若对每根冷阴极荧光灯管分别设置电源供电, 则使装置体 积增大, 且增加成本。  However, due to the different breakdown voltages of the formed cold cathode fluorescent tubes, some of the lamps have a high breakdown voltage, and some have low breakdown voltages. They are combined. If they are connected in parallel, they are powered by a single power source. It is inevitable that the cold cathode fluorescent lamp with the lowest breakdown voltage is broken and emits glow, and the power supply voltage is stabilized in the breakdown voltage region, so that other lamps whose breakdown voltage is higher than it do not emit light, and the device cannot be implemented. The advertising function; if each of the cold cathode fluorescent tubes is separately provided with power supply, the device volume is increased and the cost is increased.
因此, 有必要提供一种并联式冷阴极荧光灯及广告灯箱来克服上述缺陷。 实用新型内容 Therefore, it is necessary to provide a parallel type cold cathode fluorescent lamp and an advertising light box to overcome the above drawbacks. Utility model content
本实用新型的目的是提供一种并联式冷阴极荧光灯, 能够利用一个电源装 置有效控制多个并联式冷阴极荧光灯管发光, 减少了体积和降低了成本, 功耗 低且节能效果明显。  The purpose of the utility model is to provide a parallel type cold cathode fluorescent lamp, which can effectively control the illumination of a plurality of parallel cold cathode fluorescent lamps by using a power supply device, thereby reducing the volume and cost, the power consumption is low, and the energy saving effect is obvious.
本实用新型的另一目的是提供一种具有并联式冷阴极荧光灯的广告灯箱, 能够利用一个电源装置有效控制多个并联式冷阴极荧光灯管发光, 减少了体积 和降低了成本, 功耗低且节能效果明显, 并放宽了对冷阴极荧光灯广告灯箱的 显示长度的限制, 即可使用较多的并联式冷阴极荧光灯管组成广告灯箱。  Another object of the present invention is to provide an advertising light box with a parallel type cold cathode fluorescent lamp, which can effectively control the illumination of a plurality of parallel cold cathode fluorescent tubes by using a power supply device, thereby reducing the volume and cost, and the power consumption is low. The energy saving effect is obvious, and the limitation on the display length of the cold cathode fluorescent lamp advertising light box is relaxed, and more parallel cold cathode fluorescent tubes can be used to form an advertising light box.
为实现上述目的, 本实用新型提供了一种并联式冷阴极荧光灯, 包括若干 并联的灯管和与所述灯管并联并对所述灯管进行供电的一电源装置, 每一所述 灯管包括灯体、 位于所述灯体两端的两电极头及包覆所述两电极头的绝缘基座, 每一所述灯管的至少一电极头串联一均衡器, 所述均衡器对应收容于所述绝缘 基座内以与每一所述灯管组装成一体。  In order to achieve the above object, the present invention provides a parallel type cold cathode fluorescent lamp, comprising a plurality of parallel lamps and a power supply device connected in parallel with the lamp and supplying power to the lamps, each of the lamps a lamp body, two electrode heads at two ends of the lamp body, and an insulating base covering the two electrode heads. At least one electrode head of each of the lamp tubes is connected in series with an equalizer, and the equalizer is correspondingly received. The insulating base is assembled integrally with each of the lamps.
较佳地, 所述均衡器为单一的电容器、 或由多个电容器经串联或并联结合 而成、 或由其他形式的两间隔的绝缘金属板构成的等效电容。  Preferably, the equalizer is a single capacitor, or an equivalent capacitor composed of a plurality of capacitors connected in series or in parallel, or by other forms of two spaced insulating metal plates.
较佳地, 相邻的灯管通过导电连接构件连接。  Preferably, adjacent lamps are connected by electrically conductive connecting members.
一种并联式冷阴极荧光灯广告灯箱, 包括箱体、 并行排列于所述箱体内表 面的若干并联的灯管和与所述灯管并联并对所述灯管进行供电的一电源装置, 每一所述灯管包括灯体、 位于所述灯体两端的两电极头及包覆所述两电极头的 绝缘基座, 每一所述灯管的至少一电极串联一均衡器, 所述均衡器对应收容于 所述绝缘基座内以与每一所述灯管组装成一体。  A parallel type cold cathode fluorescent lamp advertising light box, comprising a box body, a plurality of parallel tubes arranged in parallel on the inner surface of the box body, and a power supply device connected in parallel with the lamp tube and supplying power to the lamp tube, each The lamp tube includes a lamp body, two electrode heads at two ends of the lamp body, and an insulating base covering the two electrode heads, and at least one electrode of each of the lamp tubes is connected in series with an equalizer, the equalizer Correspondingly received in the insulating base to be integrated with each of the lamps.
较佳地, 所述均衡器为单一的电容器、 或由多个电容器经串联或并联结合 而成、 或由其他形式的两间隔的绝缘金属板构成的等效电容。  Preferably, the equalizer is a single capacitor, or an equivalent capacitor composed of a plurality of capacitors connected in series or in parallel, or by other forms of two spaced insulating metal plates.
较佳地, 相邻的灯管通过导电连接构件实现并联。  Preferably, adjacent lamps are connected in parallel by means of electrically conductive connecting members.
与现有技术相比, 本实用新型并联式冷阴极荧光灯的广告灯箱, 能够利用 一个电源装置有效控制多个并联式冷阴极荧光灯管发光, 减少了体积和降低了 成本, 功耗低且节能效果明显, 并放宽了对冷阴极荧光灯广告灯箱的显示长度 的限制, 即可使用较多的并联式冷阴极荧光灯管组成广告灯箱。 Compared with the prior art, the advertising light box of the parallel type cold cathode fluorescent lamp of the utility model can effectively control the illumination of a plurality of parallel cold cathode fluorescent lamps by using one power supply device, thereby reducing the volume and the reduction. Cost, low power consumption and obvious energy saving effect, and the limitation of the display length of the cold cathode fluorescent lamp advertising light box is relaxed, and more parallel cold cathode fluorescent tubes can be used to form an advertising light box.
通过以下的描述并结合附图, 本实用新型将变得更加清晰, 这些附图用于 解释本实用新型的实施例。 附图说明  The invention will be more apparent from the following description, taken in conjunction with the appended claims DRAWINGS
图 1为本实用新型并联式冷阴极荧光灯的结构原理图。  Fig. 1 is a structural schematic diagram of a parallel type cold cathode fluorescent lamp of the present invention.
图 2为本实用新型并联式冷阴极荧光灯的灯管结构示意图。  2 is a schematic view showing the structure of a lamp of a parallel type cold cathode fluorescent lamp of the present invention.
图 3为图 2所示并联式冷阴极荧光灯的不带绝缘基座的灯管结构示意图。 图 4为本实用新型并联式冷阴极荧光灯广告灯箱的结构示意图。 具体实施方式 现在参考附图描述本实用新型的实施例, 附图中类似的元件标号代表类似 的元件。 如上所述, 本实用新型提供了一种并联式冷阴极荧光灯, 能够利用一 个电源装置有效控制多个并联式冷阴极荧光灯管发光, 减少了体积和降低了成 本, 功耗低且节能效果明显。  3 is a schematic view showing the structure of a lamp tube without an insulating base of the parallel type cold cathode fluorescent lamp shown in FIG. 2. 4 is a schematic structural view of a parallel type cold cathode fluorescent lamp advertising light box of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT OF THE INVENTION Embodiments of the present invention will now be described with reference to the drawings, in which like reference numerals represent like elements. As described above, the present invention provides a parallel type cold cathode fluorescent lamp capable of effectively controlling the illumination of a plurality of parallel type cold cathode fluorescent lamps by using a power supply device, reducing the volume and cost, and having low power consumption and remarkable energy saving effect.
请参考图 1 , 为本实用新型并联式冷阴极荧光灯的结构原理图。 如图所示, 本实用新型并联式冷阴极荧光灯 100包括若干根并联的灯管 10和与所述灯管 10 并联的一电源装置 11 , 所述电源装置 11对所述灯管 10同时进行供电。 每一所 述灯管 10包括灯体 101、 位于所述灯体 101两端的两电极头 102及包覆所述两 电极头 102的绝缘基座 103 , 每一所述灯管 10的至少一电极头 102串联一均衡 器 104, 本实施例的每一灯管 10的两电极头 102均串联一均衡器 104, 所述均 衡器 104对应收容于所述绝缘基座 103内以与每一所述灯管 10组装成一体。 所 述均衡器 104可为单一的电容器、 或由多个电容器经串联或并联结合而成、 或 由其他形式的两间隔的绝缘金属板构成的等效电容。 本实施例的均衡器 104为 单一的电容器。 所述灯管 10通过导电连接构件 105并联起来。每一所述灯管 10 的直径为 8 ~ 12mm, 长度为 1 ~ 2米。 因为每一所述灯管 10均串联有至少一个 均衡器 104, 在通电的瞬间, 均衡器 104的容抗对交流电而言可视为通路, 而灯 管 10的灯体 101内的气体电阻表现较大, 因此此时每支电路的压降主要集中于 灯体 101的两端以使灯管点燃, 而一旦灯管点燃后, 灯体 101 内的气体呈导电 状态, 电阻骤然减少, 均衡器 104 的容抗相对显得较大, 此时支路电路的压降 则主要集中于均衡器 104的两端, 以保证电源电流不会再灯体 101 的气体导电 后阻值的减少而导致支路过流短路, 从而实现了灯管 10的并联联接。 连接的时 候, 只需要通过所述导电连接构件 105将所述灯管 10并联起来即可, 不需要在 电路上连接任何电元件, 操作简单方便。 本实施例并联式冷阴极荧光灯 100并 联的灯管 10的数量可以根据照明亮度而确定, 可并联多达 20根。 Please refer to FIG. 1 , which is a structural schematic diagram of a parallel type cold cathode fluorescent lamp of the present invention. As shown in the figure, the parallel type cold cathode fluorescent lamp 100 of the present invention comprises a plurality of parallel tubes 10 and a power supply unit 11 connected in parallel with the tubes 10, and the power supply unit 11 supplies power to the tubes 10 at the same time. . Each of the lamp tubes 10 includes a lamp body 101, two electrode heads 102 at both ends of the lamp body 101, and an insulating base 103 covering the two electrode heads 102. At least one electrode of each of the lamp tubes 10 The head 102 is connected in series with an equalizer 104. The two electrode heads 102 of each of the tubes 10 of the embodiment are connected in series with an equalizer 104. The equalizer 104 is correspondingly received in the insulating base 103 for each of the above. The lamps 10 are assembled into one body. The equalizer 104 can be a single capacitor, or an equivalent capacitor composed of a plurality of capacitors connected in series or in parallel, or from other forms of two spaced apart insulating metal plates. The equalizer 104 of this embodiment is a single capacitor. The lamps 10 are connected in parallel by a conductive connecting member 105. Each of the lamps 10 has a diameter of 8 to 12 mm and a length of 1 to 2 meters. Because each of the lamps 10 is connected in series with at least one The equalizer 104, at the moment of energization, the capacitive reactance of the equalizer 104 can be regarded as a path for the alternating current, and the gas resistance in the lamp body 101 of the lamp tube 10 is large, so the voltage drop of each circuit at this time is mainly Focusing on the two ends of the lamp body 101 to ignite the lamp tube, once the lamp tube is ignited, the gas in the lamp body 101 is in a conductive state, the resistance is suddenly reduced, and the capacitive reactance of the equalizer 104 is relatively large. The voltage drop of the circuit is mainly concentrated on both ends of the equalizer 104 to ensure that the power supply current does not cause a decrease in the resistance of the gas of the lamp body 101, resulting in a bypass overcurrent short circuit, thereby achieving parallel connection of the lamps 10. When connecting, it is only necessary to connect the lamps 10 in parallel through the conductive connecting member 105, and it is not necessary to connect any electrical components on the circuit, and the operation is simple and convenient. The number of the lamps 10 connected in parallel in the parallel type cold cathode fluorescent lamp 100 of the present embodiment can be determined according to the illumination brightness, and can be connected in parallel up to 20.
具体地,请参考图 2〜3 , 图 2为本实用新型并联式冷阴极荧光灯的灯管结构 示意图。 图 3为图 2所示并联式冷阴极荧光灯的不带绝缘基座的灯管结构示意 图。 所述灯管 10的灯体 101为玻璃管, 玻璃管内充有惰性气体; 所述一对电极 头 102位于所述灯体 101的两端并分别引出电极线 1022以与所述均衡器 104或 电源装置 11连接; 所述灯管 10还包括一对绝缘基座 103以包覆所述灯体 101 两端的电极头 102, 每一所述绝缘基座 103包括容置腔 1031和收容腔 1032, 所 述灯管 10的电极头 102对应收容固定于所述容置腔 1031内, 所述均衡器 104 对应收容固定于所述收容腔 1032内。 所述均衡器 104通过一导线与所述电极头 102的电极线 1022连接从而实现与所述灯管 10串联。 可见,每一所述并联式冷 阴极荧光灯灯管 10的一体化结构, 能够实现并联发光同时安装简单方便, 实用 性高。  Specifically, please refer to FIG. 2 to FIG. 3, which is a schematic diagram of the structure of the lamp tube of the parallel type cold cathode fluorescent lamp of the present invention. Fig. 3 is a schematic view showing the structure of a lamp tube without an insulating base of the parallel type cold cathode fluorescent lamp shown in Fig. 2. The lamp body 101 of the lamp tube 10 is a glass tube filled with an inert gas; the pair of electrode heads 102 are located at both ends of the lamp body 101 and respectively lead out the electrode lines 1022 to be combined with the equalizer 104 or The lamp unit 10 further includes a pair of insulating bases 103 for covering the electrode heads 102 at both ends of the lamp body 101. Each of the insulating bases 103 includes a receiving cavity 1031 and a receiving cavity 1032. The electrode head 102 of the lamp tube 10 is correspondingly received and fixed in the accommodating cavity 1031 , and the equalizer 104 is correspondingly received and fixed in the receiving cavity 1032 . The equalizer 104 is connected to the electrode line 10 of the electrode tip 102 via a wire to realize connection with the lamp tube 10. It can be seen that the integrated structure of each of the parallel cold cathode fluorescent lamp tubes 10 can realize parallel lighting and is simple and convenient to install, and has high practicability.
请参考图 4, 为本实用新型并联式冷阴极荧光灯广告灯箱的结构示意图。 所 述并联式冷阴极荧光灯广告灯箱 200包括箱体 20、并行排列于所述箱体 20内表 面的若干并联的灯管 10和与所述灯管 10并联的一电源装置 11 , 所述电源装置 11对所述灯管 10同时进行供电。 每一所述灯管 10包括灯体 101、 位于所述灯 体 101两端的两电极头 102及包覆所述两电极头 102的绝缘基座 103 ,每一所述 灯管 10的至少一电极头 102串联一均衡器 104, 所述均衡器 104对应收容于所 述绝缘基座 103内以与每一所述灯管 10组装成一体。 所述均衡器 104可为单一 的电容器、 或由多个电容器经串联或并联结合而成、 或由其他形式的两间隔的 绝缘金属板构成的等效电容。 本实施例的均衡器 104为单一的电容器。 所述灯 管 10灯管通过导电连接构件 105并联起来。 本实施例并联式冷阴极荧光灯广告 灯箱 200的并联灯管 10的数量可以根据照明亮度需要而确定, 将广告牌置于所 述箱体 20的外表面并使灯管 10发射出的光线照射所述广告牌, 广告牌明亮清 晰没有黑影, 达到艮好的广告宣传作用。 另外, 在实施例的并联式冷阴极荧光 灯广告灯箱 200中, 因为釆用并联式冷阴极荧光灯, 大大减少了变压器的数量, 每支灯管 10的耗电量为 5 ~ 6W,与传统的日光灯灯箱相比节能效果达到 70%以 上, 灯箱寿命也达到传统日光灯灯箱的 10倍以上; 同时每支灯管 10直径也比 曰光灯细, 可以减少灯箱厚度, 从而制作超薄灯箱, 减少了体积和降低了成本, 功耗低且节能效果明显, 并放宽了对冷阴极荧光灯广告灯箱的显示长度的限制, 即可使用较多的并联式冷阴极荧光灯管组成广告灯箱。 Please refer to FIG. 4 , which is a schematic structural view of a parallel type cold cathode fluorescent lamp advertising light box of the present invention. The parallel cold cathode fluorescent lamp advertising light box 200 includes a box body 20, a plurality of parallel tubes 10 arranged in parallel on the inner surface of the box body 20, and a power supply device 11 connected in parallel with the lamp tube 10, the power supply device 11 simultaneously supplies power to the lamp tube 10. Each of the lamp tubes 10 includes a lamp body 101, two electrode heads 102 at both ends of the lamp body 101, and an insulating base 103 covering the two electrode heads 102. At least one electrode of each of the lamp tubes 10 The head 102 is connected in series with an equalizer 104. The equalizer 104 is correspondingly received in the insulating base 103 to be integrated with each of the lamps 10. The equalizer 104 can be a single Capacitor, or equivalent capacitance consisting of a plurality of capacitors connected in series or in parallel, or by other forms of two spaced insulating metal plates. The equalizer 104 of this embodiment is a single capacitor. The lamp tube 10 is connected in parallel by a conductive connecting member 105. The number of the parallel lamps 10 of the parallel type cold cathode fluorescent lamp advertising light box 200 of the present embodiment can be determined according to the illumination brightness requirement, and the billboard is placed on the outer surface of the casing 20 and the light emitted by the lamp 10 is irradiated. The billboards, the billboards are bright and clear, there is no black shadow, and the advertising effect is achieved. In addition, in the parallel type cold cathode fluorescent lamp advertising light box 200 of the embodiment, since the parallel type cold cathode fluorescent lamp is used, the number of transformers is greatly reduced, and the power consumption of each of the lamps 10 is 5 ~ 6W, and the conventional fluorescent lamp Compared with the energy saving effect of the light box, the life of the light box is more than 10 times that of the traditional fluorescent light box. At the same time, the diameter of each light tube 10 is smaller than that of the neon light, which can reduce the thickness of the light box, thereby making the ultra-thin light box and reducing the volume. And the cost is reduced, the power consumption is low, the energy saving effect is obvious, and the display length limit of the cold cathode fluorescent lamp advertising light box is relaxed, and more parallel cold cathode fluorescent tubes can be used to form the advertising light box.
以上结合最佳实施例对本实用新型进行了描述, 但本实用新型并不局限于 以上揭示的实施例, 而应当涵盖各种根据本实用新型的本质进行的修改、 等效 组合。  The present invention has been described above in connection with the preferred embodiments, but the present invention is not limited to the embodiments disclosed above, but should cover various modifications and equivalent combinations in accordance with the nature of the invention.

Claims

权 利 要 求 Rights request
1. 一种并联式冷阴极荧光灯, 包括若干并联的灯管和与所述灯管并联并对 所述灯管进行供电的一电源装置, 每一所述灯管包括灯体、 位于所述灯体两端 的两电极头及包覆所述两电极头的绝缘基座, 其特征在于: 每一所述灯管的至 少一电极头串联一均衡器, 所述均衡器对应收容于所述绝缘基座内以与每一所 述灯管组装成一体。  A parallel type cold cathode fluorescent lamp comprising a plurality of lamps connected in parallel and a power supply device connected in parallel with the lamp and supplying power to the lamps, each of the lamps comprising a lamp body, located at the lamp The two electrode tips at the two ends of the body and the insulating base covering the two electrode heads are characterized in that: at least one electrode head of each of the lamps is connected in series with an equalizer, and the equalizer is correspondingly received in the insulating base The seat is assembled with each of the lamps.
2. 如权利要求 1所述的并联式冷阴极荧光灯, 其特征在于: 所述均衡器为 单一的电容器、 或由多个电容器经串联或并联结合而成、 或由其他形式的两间 隔的绝缘金属板构成的等效电容。 2. The parallel type cold cathode fluorescent lamp according to claim 1, wherein: the equalizer is a single capacitor, or a plurality of capacitors are connected in series or in parallel, or are separated by other forms of two spaces. The equivalent capacitance of a metal plate.
3. 如权利要求 1所述的并联式冷阴极荧光灯, 其特征在于: 相邻的灯管通 过导电连接构件实现并联。 3. The parallel type cold cathode fluorescent lamp according to claim 1, wherein the adjacent lamps are connected in parallel by a conductive connecting member.
4.一种并联式冷阴极荧光灯广告灯箱, 包括箱体、 并行排列于所述箱体内表 面的若干并联的灯管和与所述灯管并联并对所述灯管进行供电的一电源装置, 每一所述灯管包括灯体、 位于所述灯体两端的两电极头及包覆所述两电极头的 绝缘基座, 其特征在于: 每一所述灯管的至少一电极头串联一均衡器, 所述均 衡器对应收容于所述绝缘基座内以与每一所述灯管组装成一体。 4. A parallel type cold cathode fluorescent lamp advertising light box, comprising a box body, a plurality of parallel tubes arranged in parallel on the inner surface of the box body, and a power supply device connected in parallel with the lamp tube and supplying power to the lamp tube, Each of the lamps includes a lamp body, two electrode tips at two ends of the lamp body, and an insulating base covering the two electrode tips, wherein: at least one electrode head of each of the lamps is connected in series And an equalizer, the equalizer is correspondingly received in the insulating base to be integrated with each of the lamps.
5. 如权利要求 4所述的并联式冷阴极荧光灯广告灯箱, 其特征在于: 所述 均衡器为单一的电容器、 或由多个电容器经串联或并联结合而成、 或由其他形 式的两间隔的绝缘金属板构成的等效电容。 5. The parallel cold cathode fluorescent lamp advertising light box according to claim 4, wherein: the equalizer is a single capacitor, or a plurality of capacitors are connected in series or in parallel, or are separated by other forms. The equivalent capacitance of the insulating metal plate.
6. 如权利要求 4所述的并联式冷阴极荧光灯广告灯箱, 其特征在于: 相邻 的灯管通过导电连接构件实现并联。 6. The parallel type cold cathode fluorescent lamp advertising light box according to claim 4, wherein the adjacent lamps are connected in parallel by the conductive connecting members.
PCT/CN2010/072328 2010-01-13 2010-04-29 Parallel-type cold cathode fluorescent lamp and advertising lamp box WO2011085571A1 (en)

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