JP6802578B2 - 漏電防止機能付き照明器具 - Google Patents
漏電防止機能付き照明器具 Download PDFInfo
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- JP6802578B2 JP6802578B2 JP2019113180A JP2019113180A JP6802578B2 JP 6802578 B2 JP6802578 B2 JP 6802578B2 JP 2019113180 A JP2019113180 A JP 2019113180A JP 2019113180 A JP2019113180 A JP 2019113180A JP 6802578 B2 JP6802578 B2 JP 6802578B2
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- leakage prevention
- earth leakage
- resistor
- comparator
- reference signal
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- 230000002265 prevention Effects 0.000 title claims description 45
- 238000001514 detection method Methods 0.000 claims description 19
- 238000005070 sampling Methods 0.000 claims description 15
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 4
- 238000005286 illumination Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 2
- 239000003381 stabilizer Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/16—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to fault current to earth, frame or mass
-
- 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
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
-
- 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]
-
- 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
- H05B47/26—Circuit arrangements for protecting against earth faults
-
- 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
- H02H9/08—Limitation or suppression of earth fault currents, e.g. Petersen coil
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Description
20 照明本体
21 漏電検知モジュール
22 駆動モジュール
221 漏電防止制御ユニット
23 発光モジュール
Claims (10)
- 電源に接続される漏電検知モジュールと、
前記漏電検知モジュールに電気的に接続される駆動モジュールとを含み、
前記駆動モジュールには、漏電防止制御ユニットが設けられており、
前記漏電防止制御ユニットは、コンパレータ及びスイッチングユニットを含み、前記コンパレータは複数のピンを備え、複数のピンを介して、前記スイッチングユニットに接続され、
前記漏電防止制御ユニットは、前記漏電検知モジュールに電気的に接続され、電源の出力信号が基準信号を超えている場合、前記スイッチングユニットが入力電圧の波形を部分的にカットすることによりリアルタイムで電源の出力信号が規制されることを特徴とする漏電防止機能付き照明器具。 - 前記駆動モジュールはTypeA+B回路を備える駆動モジュールであり、前記漏電防止制御ユニットは、前記駆動モジュールのTypeA回路に設けられて最大電流を規制することを特徴とする請求項1に記載の漏電防止機能付き照明器具。
- 前記漏電検知モジュールは整流器を含み、前記整流器が電源に接続されることを特徴とする請求項1又は2に記載の漏電防止機能付き照明器具。
- 前記漏電防止制御ユニットは、更に、電圧入力ユニット、濾波器、及び基準信号サンプリング回路を含み、前記コンパレータは複数のピンを備え、複数のピンを介して、前記濾波器、及び前記基準信号サンプリング回路に接続されることを特徴とする請求項3に記載の漏電防止機能付き照明器具。
- 前記電圧入力ユニットは前記濾波器に接続されて電圧降下信号を供給し、前記濾波器により濾波を実施して濾波信号を前記コンパレータに送出し、
前記基準信号サンプリング回路は、前記漏電防止制御ユニットの基準信号として前記コンパレータに基準信号を供給することを特徴とする請求項4に記載の漏電防止機能付き照明器具。 - 前記コンパレータは、前記濾波器から送出された濾波信号及び前記基準信号サンプリング回路から供給された基準信号を受信して、前記濾波信号が前記基準信号を超えている場合には前記スイッチングユニットに制御信号を出力し、前記スイッチングユニットが導通して入力電圧の波形を一部電圧だけ低下又は遮断することで出力電流を規制することを特徴とする請求項5に記載の漏電防止機能付き照明器具。
- 当該スイッチングユニットはMOSスイッチを含み、前記MOSスイッチが前記漏電検知モジュールの整流器に接続されることを特徴とする請求項6に記載の漏電防止機能付き照明器具。
- 前記電圧入力ユニットは、第1抵抗と第2抵抗が並列接続されてなり、
前記濾波器は第3抵抗が第1コンデンサに直列接続されてなり、且つ、前記第3抵抗と前記第1コンデンサとの直列接点が前記コンパレータに接続され、
前記基準信号サンプリング回路は、第4抵抗、第5抵抗、第6抵抗、ダイオード及び第2コンデンサからなり、前記コンパレータは、前記第4抵抗と前記第2コンデンサとの直列接点、及び、前記第5抵抗と前記ダイオードとの直列接点にそれぞれ接続され、前記コンパレータは、前記第5抵抗、前記第6抵抗の分圧点に接続されることを特徴とする請求項7に記載の漏電防止機能付き照明器具。 - 商用電源に接続される照明本体と、
前記照明本体内に設けられて電源に接続される請求項1に記載の漏電防止機能付き照明器具と、を含み、
前記照明本体内に設けられて前記漏電防止機能付き照明器具に電気的に接続される発光モジュールをさらに含むことを特徴とする照明器具。 - 前記発光モジュールは、LED発光モジュールであることを特徴とする請求項9に記載の照明器具。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910222172.6 | 2019-03-22 | ||
CN201910222172.6A CN110139422A (zh) | 2019-03-22 | 2019-03-22 | 限流型电子整流器及运用该限流型电子整流器的灯管 |
Publications (2)
Publication Number | Publication Date |
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JP2020155397A JP2020155397A (ja) | 2020-09-24 |
JP6802578B2 true JP6802578B2 (ja) | 2020-12-16 |
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JP2019113180A Active JP6802578B2 (ja) | 2019-03-22 | 2019-06-18 | 漏電防止機能付き照明器具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10645784B1 (ja) |
JP (1) | JP6802578B2 (ja) |
CN (1) | CN110139422A (ja) |
WO (1) | WO2020191952A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10560989B2 (en) | 2014-09-28 | 2020-02-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
US20230090839A1 (en) * | 2014-09-28 | 2023-03-23 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED Tube lamp and a power supply module thereof |
US10502372B2 (en) * | 2015-03-10 | 2019-12-10 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
CN112197181A (zh) | 2014-09-28 | 2021-01-08 | 嘉兴山蒲照明电器有限公司 | 一种led直管灯 |
US11028973B2 (en) | 2015-03-10 | 2021-06-08 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Led tube lamp |
US9897265B2 (en) | 2015-03-10 | 2018-02-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp having LED light strip |
US11754232B2 (en) | 2015-03-10 | 2023-09-12 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED lamp and power source module thereof related applications |
US11035526B2 (en) | 2015-12-09 | 2021-06-15 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
CN111556636B (zh) * | 2020-05-19 | 2024-02-09 | 深圳市豪恩智能物联股份有限公司 | 一种灯管驱动电路、灯管驱动装置及灯管 |
CN113473672B (zh) * | 2021-05-31 | 2023-11-14 | 厦门普为光电科技有限公司 | 具有防触电保护及兼容多样电流稳定供电模式的灯管 |
CN113757575B (zh) * | 2021-06-23 | 2023-11-10 | 厦门普为光电科技有限公司 | 可调光灯管 |
Family Cites Families (9)
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CN2472384Y (zh) * | 2001-03-03 | 2002-01-16 | 林李杰 | 智能型漏电断路器 |
CN201555060U (zh) * | 2009-08-11 | 2010-08-18 | 汤征宁 | 一种长度可按需组合的led条灯 |
CN203104386U (zh) * | 2012-12-24 | 2013-07-31 | 深圳市晶福源电子技术有限公司 | 一种电子开关的限流保护电路 |
CA2966313A1 (en) * | 2013-10-31 | 2015-05-07 | Innosys, Inc. | Fluorescent lamp replacement led protection |
US20170105265A1 (en) * | 2014-05-27 | 2017-04-13 | Laurence P. Sadwick | Lighting Systems |
KR102051694B1 (ko) * | 2015-03-16 | 2019-12-04 | 매그나칩 반도체 유한회사 | 누설 전류 검출 회로, 이를 포함하는 조명 장치 및 누설 전류 검출 방법 |
CN106922053B (zh) * | 2017-03-23 | 2019-03-12 | 东莞泛美光电有限公司 | 可控制漏电流的led驱动电路 |
CN206685891U (zh) * | 2017-04-21 | 2017-11-28 | 深圳暗线宝科技有限公司 | 限流漏电保护器 |
CN207124785U (zh) * | 2017-05-18 | 2018-03-20 | 石家庄鸿彩霓虹广告制作有限公司 | 一种免装电源的led广告发光字的控制电路 |
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2019
- 2019-03-22 CN CN201910222172.6A patent/CN110139422A/zh active Pending
- 2019-06-18 JP JP2019113180A patent/JP6802578B2/ja active Active
- 2019-07-12 WO PCT/CN2019/095718 patent/WO2020191952A1/zh active Application Filing
- 2019-07-15 US US16/512,313 patent/US10645784B1/en active Active
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Publication number | Publication date |
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JP2020155397A (ja) | 2020-09-24 |
CN110139422A (zh) | 2019-08-16 |
US10645784B1 (en) | 2020-05-05 |
WO2020191952A1 (zh) | 2020-10-01 |
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