CN202503791U - 红外热释电传感高压钠灯 - Google Patents

红外热释电传感高压钠灯 Download PDF

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CN202503791U
CN202503791U CN2012200881496U CN201220088149U CN202503791U CN 202503791 U CN202503791 U CN 202503791U CN 2012200881496 U CN2012200881496 U CN 2012200881496U CN 201220088149 U CN201220088149 U CN 201220088149U CN 202503791 U CN202503791 U CN 202503791U
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pressure sodium
integrated chip
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阮树成
梅玉刚
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Abstract

本实用新型涉及电光源照明技术领域,具体是一种红外热释电传感高压钠灯。热释电传感器输出经可调电阻接入信号控制集成芯片,光敏电阻引入偏压后接入信号控制集成芯片,信号控制集成芯片输出经限流电阻接入三极管电流放大器驱动继电器,电子镇流器电源经继电器触点接交流电源,电子镇流器输出接高压钠灯管。本实用新型对环境无电磁污染,受控范围大,使用方便、节电。广泛适用于要求高亮度场合的照明。

Description

红外热释电传感高压钠灯
技术领域
本实用新型涉及电光源照明技术领域,具体是一种红外热释电传感高压钠灯。 
背景技术
要求高亮度照明的场合,白炽灯、荧光灯光效低,亮度弱显然不适用。控制开关装在固定位置上不够方便,常因不及时关灯浪费电能。 
发明内容
本实用新型的目的是提供人体红外线感应高亮度照明的一种红外热释电传感高压钠灯。 
本实用新型技术解决方案为:包括高压钠灯管、电子镇流器,还包括热释电传感器、光敏电阻、信号控制集成芯片、三极管电流放大器、继电器和控制电路直流电源,其中,热释电传感器输出并接电容C1、可调电阻RP,由可调电阻RP中心滑点接入信号控制集成芯片,光敏电阻引入偏压后接入信号控制集成芯片,信号控制集成芯片输出经限流电阻接入三极管电流放大器驱动继电器,电子镇流器电源端经继电器触点接交流电源,电子镇流器输出接高压钠灯管; 
热释电传感器前方设置菲涅耳透镜,热释电传感器窗口对准菲涅耳透镜焦距轴心。
本实用新型产生积极效果是:人体红外传感高压钠灯照明,结构简单对环境无电磁污染,受控范围大,光效高,亮度强、使用方便、节电。 
附图说明
图1本实用新型技术方案原理框图 
图2红外热释电传感高压钠灯电路 
具体实施方式 
参照图1、图2,本实用新型具体实施方法和实施例:包括高压钠灯管7、电子镇流器6,还包括热释电传感器1、光敏电阻3、信号控制集成芯片2、三极管电流放大器4、继电器5及控制电路直流电源,其中,热释电传感器1输出 并接电容C1、可调电阻RP,由可调电阻RP中心滑点接入信号控制集成芯片2,光敏电阻3引入偏压后接入信号控制集成芯片3,信号控制集成芯片3输出经限流电阻接入三极管电流放大器4驱动继电器5,电子镇流器6电源端经继电器5触点接交流电源,电子镇流器输出接高压钠灯管7。 
图2,信号控制集成芯片IC1采用数模混合结构CS19508,内置两级高输入阻抗运算放大器、电压比较器、状态控制器、延时和封锁时间器及参考电压源。 
当人体行走活动辐射红外线由热释电传感器X转换为电信号,经信号控制集成芯片IC1放大、整形处理为高电平,通过三极管电流放大驱动继电器J,触点JK吸合接通电子镇流器B电源,点亮高压钠灯D。 
人离开后,电路处于延时状态,高压钠灯D仍亮着,经过设定的延时后结束,电路复位,继电器J触点JK释放切断电子镇流器B电源,高压钠灯D熄灭。 
图中,热释电传感器配合菲涅耳透镜提高传感灵敏度,可调电阻RP和电容C1用以调整传感器输出信号强度,得到合适的探测红外辐射距离,并滤除干扰。电阻R1提供光敏电阻R2偏压,光敏电阻R2检测环境自然光亮度,在白天呈低电平,经电阻R7限流使三极管VT截止,继电器触点为常开,高压钠灯D不会亮,到夜晚则呈高电平,使IC1进入工作状态。 
电阻R3、R4电容C2、C4分别组成IC1内置两级运算放大器反馈网络,电容C3耦合两级运放。电阻R5电容C5决定延迟时间,电阻R6电容C6触发封锁时间的定时元件,在接通电源时,使电路经延时后再进入工作状态,以防止误动作。电阻R8是ICI接地通路。 
控制电路直流电源由电容C9与电阻R9接入交流电源AC220V,二极管VD1整流,电容C7、C8滤波,二极管VD2稳压和三端稳压集成电路IC2两次稳压,确保整体电路工作稳定性。 

Claims (2)

1.红外热释电传感高压钠灯,包括高压钠灯管、电子镇流器,其特征在于:还包括热释电传感器、光敏电阻、信号控制集成芯片、三极管电流放大器、继电器和控制电路直流电源,其中,热释电传感器输出并接电容C1、可调电阻RP,由可调电阻RP中心滑点接入信号控制集成芯片,光敏电阻引入偏压后接信号控制集成芯片,信号控制集成芯片输出经限流电阻接入三极管电流放大器驱动继电器,电子镇流器电源经继电器触点接交流电源,电子镇流器输出接高压钠灯管。
2.根据权利要求1所述的红外热释电传感高压钠灯,其特征在于:热释电传感器前方设置菲涅耳透镜,热释电传感器窗口对准菲涅耳透镜焦距轴心。
CN2012200881496U 2012-03-08 2012-03-08 红外热释电传感高压钠灯 Expired - Fee Related CN202503791U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015139365A1 (zh) * 2014-03-19 2015-09-24 厦门迈信电子科技有限公司 一种自动识别兼容方式的智能led日光灯

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015139365A1 (zh) * 2014-03-19 2015-09-24 厦门迈信电子科技有限公司 一种自动识别兼容方式的智能led日光灯

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