WO2012146212A1 - Led灯具电源专用防雷装置 - Google Patents
Led灯具电源专用防雷装置 Download PDFInfo
- Publication number
- WO2012146212A1 WO2012146212A1 PCT/CN2012/074937 CN2012074937W WO2012146212A1 WO 2012146212 A1 WO2012146212 A1 WO 2012146212A1 CN 2012074937 W CN2012074937 W CN 2012074937W WO 2012146212 A1 WO2012146212 A1 WO 2012146212A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- unit
- lightning
- power supply
- signal source
- decoupling
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/24—Circuit arrangements for protecting against overvoltage
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/25—Circuit arrangements for protecting against overcurrent
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
Definitions
- the present invention relates to a lightning protection device for a power supply of an LED lamp.
- the lightning protection electromagnetic pulse surge measures of the LED lamp power supply module in the domestic market are in the power module AC220V input end line to ground (Lin book e to Ground), line to zero (Line to Neutral), zero to ground (Neutral to Install a transient device (discharge tube, varistor, transient suppression diode, etc.) between the ground. Due to the strict circuit design requirements of the LED lamp power module, the power of these transient devices cannot be selected too much, and the lightning strike voltage is generally tolerated. Both are around 4kV, with a lightning strike current of around 2kA, and the speed of action (generally 50-100ns) is slow.
- a lightning protection device for LED lamp power supply comprising a main body, the main body is provided with a lightning surge limiting unit, a lightning current discharging unit, a decoupling unit, and a lightning voltage clamping unit a lightning strike electromagnetic shielding unit, a capacitor voltage dividing unit, a magnetoelectric conversion unit, an insulation isolation unit, a power frequency short circuit protection unit and a capacitance filtering unit, wherein the lightning surge limiting unit is connected to the signal source input end, and the lightning surge limiting unit further Connected to the lightning current bleed unit, the lightning current bleed unit is connected to the decoupling unit, the decoupling unit is connected to the lightning voltage clamping unit, and the lightning voltage clamp The unit is connected to the lightning electromagnetic shielding unit, the lightning shielding electromagnetic
- the unit, the power frequency short circuit protection unit is connected to the capacitor filter unit, and the capacitor filter unit is connected to the signal source output end.
- the utility model has the advantages that the anti-lightning electromagnetic pulse has strong voltage and current capability, the action speed is fast, and the shielding device is added internally, and the shielded transfer or reverse cancellation power supply harmonic interference and other high frequency signal interference can be added, and the LED is added.
- the efficiency and service life of the luminaire power module reduce the maintenance cost of the luminaire.
- a lightning protection device for a power supply of an LED lamp includes a main body 1 , and the main body 1 is provided with a lightning surge limiting unit 3 and a lightning current discharging unit 4 .
- Decoupling unit 5 lightning voltage clamping unit 6, lightning electromagnetic shielding unit 7, The capacitor voltage dividing unit 8, the magnetoelectric conversion unit 9, the insulation isolation unit 10, the power frequency short circuit protection unit 11 and the capacitance filtering unit 12, wherein the lightning surge limiting unit 3 is connected to the signal source input terminal 2, and the lightning surge limiting unit 3
- the lightning current discharging unit 4 is also connected, the lightning current discharging unit 4 is connected to the decoupling unit 5, the decoupling unit 5 is connected to the lightning voltage clamping unit 6, the lightning voltage clamping unit 6 is connected to the lightning electromagnetic shielding unit 7, and the lightning electromagnetic shielding unit 7 is connected.
- the capacitor voltage dividing unit 8 and the capacitor voltage dividing unit 8 are respectively connected to the magnetoelectric conversion unit 9 and the fault display unit 14, the magnetoelectric conversion unit 9 is connected to the insulation isolation unit 10, and the insulation isolation unit 10 is connected to the power frequency short circuit protection unit 11, the power frequency short circuit The protection unit 11 is connected to the capacitance filtering unit 12, and the capacitance filtering unit 12 is connected to the signal source output terminal 13.
- the lightning surge limiting unit 3 functions to limit the high-frequency lightning current; the lightning current discharging unit 4 functions to bleed the instantaneous lightning large current; the decoupling unit 5 acts on the high-frequency lightning current Delaying action, simultaneously eliminating parasitic inductance, voltage division and mitigating power at both ends of the lightning voltage clamping unit 6; the lightning voltage clamping unit 6 can improve the response speed of the lightning protection device, further limiting the lightning current hazard voltage amplitude; the lightning strike
- the electromagnetic shielding unit 7 separates the hazardous lightning magnetic field by the internal high magnetic shielding material; the capacitive voltage dividing unit 8 reduces the signal source output end 13 by changing the distributed capacitance of the signal source input terminal 2 and the signal source output terminal 13 Hazardous voltage, and filtering the hazardous current of the high frequency band of the lightning current; the magnetoelectric conversion unit 9 separates the useful signal; the insulating isolation unit 10 can avoid direct connection of the input and output lines, and the insulating isolation unit 10 The capacitor distributed capacitance or parasitic inductance can be avoided
Landscapes
- Emergency Protection Circuit Devices (AREA)
Description
LED灯具电源专用防雷装置 技术领域 本发明涉及一种 LED灯具电源专用防雷装置。
说
背景技术 目前国内市场上 LED灯具电源模块防雷击电磁脉冲电涌措施是 在电源模块 AC220V输入端线对地 (Lin书e to Ground)、 线对零(Line to Neutral), 零对地 (Neutral to Ground ) 之间安装瞬态器件 (放电管、 压敏电阻、 瞬态抑制二极管等), 由于 LED灯具电源模块电路设计要 求较严, 这些瞬态器件功率不可能选择过大, 一般耐受雷击电压都在 4kV左右,耐受雷击电流在 2kA左右,且动作速度(一般在 50— 100ns ) 迟缓。 发明内容 本发明的目的是提供一种 LED灯具电源专用防雷装置, 克服现 有产品中上述方面的不足。 本发明的目的是通过以下技术方案来实现: 一种 LED灯具电源专用防雷装置, 包括主体, 所述主体设有雷 电电涌限制单元、 雷电电流泄放单元、 退耦单元、 雷电压钳制单元、 雷击电磁屏蔽单元、 电容分压单元、 磁电转换单元、 绝缘隔离单元、 工频短路保护单元和电容滤波单元, 其中, 雷电电涌限制单元与信号 源输入端连接, 雷电电涌限制单元还连接雷电电流泄放单元, 雷电电 流泄放单元连接退耦单元, 退耦单元连接雷电压钳制单元, 雷电压钳
制单元连接雷击电磁屏蔽单元, 雷击电磁屏蔽单元连接电容分压单 元, 电容分压单元分别连接磁电转换单元和故障显示单元, 磁电转换 单元连接绝缘隔离单元, 绝缘隔离单元连接工频短路保护单元, 工频 短路保护单元连接电容滤波单元, 电容滤波单元与信号源输出端连 接。 本实用新型的有益效果为:抗雷击电磁脉冲干扰电压和电流能力 强, 动作速度快, 并且内部增加了屏蔽装置, 可屏蔽转移或反向抵消 电源谐波干扰和其它高频信号干扰, 增加 LED灯具电源模块的效率 和使用寿命, 降低灯具的维修成本。 附图说明 下面根据附图对本实用新型作进一步详细说明。 图 1是本实用新型实施例所述的 LED灯具电源专用防雷装置的 结构框图; 图中:
1、 主体; 2、 信号源输入端; 3、 雷电电涌限制单元; 4、 雷电电 流泄放单元; 5、 退耦单元; 6、 雷电压钳制单元; 7、 雷击电磁屏蔽 单元; 8、 电容分压单元; 9、 磁电转换单元; 10、 绝缘隔离单元; 11、 工频短路保护单元; 12、 电容滤波单元; 13、 信号源输出端; 14、 故 障显示单元。 具体实施方式 如图 1所示, 本发明实施例所述的一种 LED灯具电源专用防雷 装置, 包括主体 1, 所述主体 1设有雷电电涌限制单元 3、 雷电电流 泄放单元 4、 退耦单元 5、 雷电压钳制单元 6、 雷击电磁屏蔽单元 7、
电容分压单元 8、 磁电转换单元 9、 绝缘隔离单元 10、 工频短路保护 单元 11和电容滤波单元 12, 其中雷电电涌限制单元 3与信号源输入 端 2连接, 雷电电涌限制单元 3还连接雷电电流泄放单元 4, 雷电电 流泄放单元 4连接退耦单元 5, 退耦单元 5连接雷电压钳制单元 6, 雷电压钳制单元 6连接雷击电磁屏蔽单元 7, 雷击电磁屏蔽单元 7连 接电容分压单元 8, 电容分压单元 8分别连接磁电转换单元 9和故障 显示单元 14, 磁电转换单元 9连接绝缘隔离单元 10, 绝缘隔离单元 10连接工频短路保护单元 11,工频短路保护单元 11连接电容滤波单 元 12, 电容滤波单元 12与信号源输出端 13连接。 所述雷电电涌限制单元 3起到限制高频雷电流的作用;所述雷电 电流泄放单元 4起到泄放瞬时雷电大电流的作用;所述退耦单元 5对 高频雷电流起到延时作用, 同时消除寄生电感、分压和减轻雷电压钳 制单元 6两端功率;所述雷电压钳制单元 6能提高防雷设备响应速度, 进一步限制雷电流危害电压幅值作用;所述雷击电磁屏蔽单元 7通过 内部高导磁屏蔽材料, 分走危害雷电危害磁场; 所述电容分压单元 8 通过改变信号源输入端 2、 信号源输出端 13 的分布电容, 减小信号 源输出端 13的危害电压, 并对雷电流高频以上波段的危害电流进行 滤除; 所述磁电转换单元 9将有用信号分离出来; 绝缘隔离单元 10 能避免输入、 输出线路直接连接, 并且绝缘隔离单元 10能避免机壳 分布电容或寄生电感再次耦合危害电压; 所述工频短路保护单元 11 能防止被保护设备终端设备短路, 造成内部电路受损; 所述电容滤波 单元 12滤除雷电流高频分量叠加到工频电压的谐波效应; 所述故障 显示单元 14在设备出现故障时, 显示红光报警。
Claims
1、 一种 LED灯具电源专用防雷装置, 包括主体 (1), 其特征在于: 所述主体(1)设有雷电电涌限制单元(3)、 雷电电流泄放单元(4)、 退耦单元(5)、 雷电压钳制单元(6)、 雷击电磁屏蔽单元(7)、 电容 分压单元 (8)、 磁电转换单元 (9)、 绝缘隔离单元 (10)、 工频短路 保护单元(11)和电容滤波单元(12), 其中, 雷电电涌限制单元(3) 与信号源输入端(2)连接, 雷电电涌限制单元(3)还连接雷电电流 泄放单元 (4), 雷电电流泄放单元 (4) 连接退耦单元 (5), 退耦单 元(5)连接雷电压钳制单元(6), 雷电压钳制单元(6)连接雷击电 磁屏蔽单元 (7), 雷击电磁屏蔽单元 (7) 连接电容分压单元 (8), 电容分压单元(8)分别连接磁电转换单元(9)和故障显示单元(14), 磁电转换单元(9)连接绝缘隔离单元(10), 绝缘隔离单元(10)连 接工频短路保护单元 (11), 工频短路保护单元 (11) 连接电容滤波 单元 (12), 电容滤波单元 (12) 与信号源输出端 (13) 连接。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120134711.X | 2011-04-29 | ||
CN2011201346988U CN202050237U (zh) | 2011-04-29 | 2011-04-29 | Led灯具电源防雷装置 |
CN201120134698.8 | 2011-04-29 | ||
CN201120134711XU CN202050238U (zh) | 2011-04-29 | 2011-04-29 | Led灯具电源专用防雷装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012146212A1 true WO2012146212A1 (zh) | 2012-11-01 |
Family
ID=47071607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2012/074937 WO2012146212A1 (zh) | 2011-04-29 | 2012-04-28 | Led灯具电源专用防雷装置 |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2012146212A1 (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018065120A3 (de) * | 2016-10-05 | 2018-07-19 | Iad Gesellschaft Für Informatik Automatisierung Und Datenverarbeitung Mbh | Betriebsgerät mit gestaffeltem überspannungs- und überstromschutz und antenne für die ansteuerung von intelligenten leuchtmitteln und geräten |
CN114552558A (zh) * | 2022-03-03 | 2022-05-27 | 电子科技大学 | 一种瞬态器件与rlc器件融合的vga信号线保护电路 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6326733B1 (en) * | 2001-02-01 | 2001-12-04 | Starter Systems, Inc. | Electronic circuit to initiate and sustain current conduction in gaseous discharge lamps and method |
CN201312397Y (zh) * | 2008-12-08 | 2009-09-16 | 河源市粤兴实业有限公司 | Led路灯电路 |
CN201318651Y (zh) * | 2008-10-15 | 2009-09-30 | 刘东芳 | Led路灯电路 |
CN201435858Y (zh) * | 2009-06-02 | 2010-03-31 | 深圳市山胜实业有限公司 | 一种led路灯电源 |
US20100231138A1 (en) * | 2009-01-30 | 2010-09-16 | Kazuhiro Kumada | Led power-source circuit and illumination fixture using the same |
CN201589156U (zh) * | 2010-01-15 | 2010-09-22 | 佛山市托维环境亮化工程有限公司 | 带防雷功能的led路灯 |
CN101917802A (zh) * | 2010-07-30 | 2010-12-15 | 深圳市桑达实业股份有限公司 | 一种led路灯及其驱动电源电路 |
CN201752148U (zh) * | 2010-06-08 | 2011-02-23 | 廖顺安 | Led灯电源突波能量吸收转移装置 |
CN202050238U (zh) * | 2011-04-29 | 2011-11-23 | 北京瀛寰飞龙科技有限公司 | Led灯具电源专用防雷装置 |
CN202050237U (zh) * | 2011-04-29 | 2011-11-23 | 北京瀛寰飞龙科技有限公司 | Led灯具电源防雷装置 |
-
2012
- 2012-04-28 WO PCT/CN2012/074937 patent/WO2012146212A1/zh active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6326733B1 (en) * | 2001-02-01 | 2001-12-04 | Starter Systems, Inc. | Electronic circuit to initiate and sustain current conduction in gaseous discharge lamps and method |
CN201318651Y (zh) * | 2008-10-15 | 2009-09-30 | 刘东芳 | Led路灯电路 |
CN201312397Y (zh) * | 2008-12-08 | 2009-09-16 | 河源市粤兴实业有限公司 | Led路灯电路 |
US20100231138A1 (en) * | 2009-01-30 | 2010-09-16 | Kazuhiro Kumada | Led power-source circuit and illumination fixture using the same |
CN201435858Y (zh) * | 2009-06-02 | 2010-03-31 | 深圳市山胜实业有限公司 | 一种led路灯电源 |
CN201589156U (zh) * | 2010-01-15 | 2010-09-22 | 佛山市托维环境亮化工程有限公司 | 带防雷功能的led路灯 |
CN201752148U (zh) * | 2010-06-08 | 2011-02-23 | 廖顺安 | Led灯电源突波能量吸收转移装置 |
CN101917802A (zh) * | 2010-07-30 | 2010-12-15 | 深圳市桑达实业股份有限公司 | 一种led路灯及其驱动电源电路 |
CN202050238U (zh) * | 2011-04-29 | 2011-11-23 | 北京瀛寰飞龙科技有限公司 | Led灯具电源专用防雷装置 |
CN202050237U (zh) * | 2011-04-29 | 2011-11-23 | 北京瀛寰飞龙科技有限公司 | Led灯具电源防雷装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018065120A3 (de) * | 2016-10-05 | 2018-07-19 | Iad Gesellschaft Für Informatik Automatisierung Und Datenverarbeitung Mbh | Betriebsgerät mit gestaffeltem überspannungs- und überstromschutz und antenne für die ansteuerung von intelligenten leuchtmitteln und geräten |
US11252803B2 (en) | 2016-10-05 | 2022-02-15 | IAD Gesellschaft für Informatik, Automatisierung und Datenverarbeitung mbH | Operating device with staggered protection circuits against overvoltage and overcurrent and antenna for driving intelligent lamps and lighting appliances |
CN114552558A (zh) * | 2022-03-03 | 2022-05-27 | 电子科技大学 | 一种瞬态器件与rlc器件融合的vga信号线保护电路 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204089181U (zh) | 一种雷击浪涌保护电路及led驱动电源 | |
CN202058567U (zh) | 防雷击隔离变压器 | |
CN202050237U (zh) | Led灯具电源防雷装置 | |
CN102148500A (zh) | 一种独特的led电源防雷电路 | |
WO2012146212A1 (zh) | Led灯具电源专用防雷装置 | |
RU2012150665A (ru) | Устройство преобразователя тока | |
CN2836019Y (zh) | 电源保护电测仪表电路 | |
CN202183599U (zh) | 一种连续吸收浪涌防雷器 | |
CN202190074U (zh) | 一种poe网络供电设备专用防雷器 | |
CN101599639A (zh) | 单相电源低通防雷器 | |
CN208623329U (zh) | 一种具有防雷emc多功能电磁兼容抗扰度模组 | |
CN202050238U (zh) | Led灯具电源专用防雷装置 | |
CN203617678U (zh) | 自动重合闸断路器电源系统 | |
CN201805590U (zh) | 一种led路灯及其驱动电源电路 | |
CN202872625U (zh) | 一种抗浪涌电源输入滤波器 | |
CN209104799U (zh) | 一种电源防护电磁兼容抑制器 | |
CN202550509U (zh) | 电源防雷装置 | |
CN202094795U (zh) | 一种电源系统 | |
CN208623335U (zh) | 一种带防雷的三相谐波抑制电路及电力设备 | |
CN202172272U (zh) | 一种网络信号防雷器 | |
CN202856337U (zh) | 一种漏电断路器防雷功能电路 | |
CN203312793U (zh) | 一种用于光接收机的避雷板 | |
CN203759139U (zh) | 高压带电监测中的隔离与保护电路 | |
CN204578850U (zh) | 一种led防雷电源 | |
CN202111470U (zh) | 一种防雷防浪涌电路 |
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: 12777482 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: 12777482 Country of ref document: EP Kind code of ref document: A1 |