Light -operated energy -conserving emergency lighting device

The utility model relates to a light -operated energy -conserving emergency lighting device belongs to emergency lighting technical field, the technical problem that will solve provides around the basis ambient brightness's abundance whether to determine automatic lighting's emergency lighting device, the problem of this technique is solved the technical scheme who adopts does: including switch K,fuse RD1, transformer T, rectifier bridge GZ, fuse RD2, filter capacitance C, emitting diode D1, resistance R1, diode D2, controlling resistor R2, resistance R3, resistance R4, photo resistance RG1,resistance R5, switch integrated circuit IC, resistance R6, light ZD and battery E, open switch -on light ZD through photo resistance RG1 resistance change, the utility model discloses but wide application in emergency lighting field. 本实用新型种光控节能应急照明装置，属于应急照明装置技术领域；所要解决的技术问题是提供了种根据周围环境亮度的充足与否决定是否自动点亮的应急照明装置；解决该技术问题采用的技术方案为：包括电源开关K、熔断器RD1、变压器T、整流桥GZ、熔断器RD2、滤波电容C、发光二极管D1、电阻R1、二极管D2、可调电阻R2、电阻R3、电阻R4、光敏电阻RG1、电阻R5、开关集成电路IC、电阻R6、