CN202503718U - 太阳能光控自动启闭电灯 - Google Patents

太阳能光控自动启闭电灯 Download PDF

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CN202503718U
CN202503718U CN2012200822661U CN201220082266U CN202503718U CN 202503718 U CN202503718 U CN 202503718U CN 2012200822661 U CN2012200822661 U CN 2012200822661U CN 201220082266 U CN201220082266 U CN 201220082266U CN 202503718 U CN202503718 U CN 202503718U
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inverter
electric light
timing trigger
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阮雪芬
阮树成
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Abstract

本实用新型涉及电光源照明技术领域,具体是一种太阳能光控自动启闭电灯。太阳能电池板输出经稳压二极管和电阻R1、R2分压及电容C1组成阳光检测电路接入单稳态定时触发器触发端,双向可控硅阴极并联二极管连接逆变器电源端,逆变器输出接入电灯。本实用新型适用于供电不便的农村果园、牧场阳光自控照明。

Description

太阳能光控自动启闭电灯
技术领域
本实用新型涉及电光源照明技术领域,具体是一种太阳能光控自动启闭电灯。 
背景技术
太阳能电源照明,其能源取之不尽,无污染等诸多优点越来越被推广应用。采用太阳能光源自动控制照明较少,尤其交流电源供电不便的农村果园、牧场照明,很少开发。 
发明内容
本实用新型的目的是提供没有交流电源场合阳光自控照明的一种太阳能光控自动启闭电灯。 
本实用新型技术解决方案为:包括太阳能电池板、蓄电池、阻塞二极管、电灯、逆变器、单稳态定时触发器、双向可控硅,其中,太阳能电池板输出接阻塞二极管正极,同时太阳能电池板输出经稳压二极管VD2和电阻R1、R2分压及电容C1组成阳光检测电路接入单稳态定时触发器触发端,阻塞二极管负极连接蓄电池正极,然后连接单稳态定时触发器电源端和双向可控硅阳极,电阻R4接蓄电池正极,限流稳压二极管VD3接入单稳态定时触发器电压控制端,双向可控硅阴极并联二极管VD4接入逆变器电源端,逆变器输出接电灯; 
逆变器由大功率三极管、电阻、电容和铁氧体变压器组成双推挽振荡器,功率合成升压接入电灯。 
本实用新型产生积极效果是:利用阳光控制自动启闭照明,白天光照太阳能电池板输出电压高对蓄电池充电,晚间无光照射蓄电池对电灯供电,解决供电不便场合自动照明。 
附图说明
图1本实用新型技术方案原理框图 
图2太阳能光控自动启闭电灯电路 
具体实施方式 
参照图1、2,本实用新型具体实施方法和实施例:包括太阳能电池板1、阻塞二极管2、蓄电池3、电灯8、逆变器7、单稳态定时触发器5、双向可控硅6,其中,太阳能电池板1输出接阻塞二极管2正极,同时太阳能电池板1输出经稳压二极管VD2和电阻R1、R2分压及电容C1组成阳光检测电路4接入单稳态定时触发器5触发端,阻塞二极管2负极连接蓄电池3正极,然后连接单稳态定时触发器5电源端和双向可控硅6阳极,电阻R4接蓄电池3正极,限流稳压二极管VD3接入单稳态定时触发器5电压控制端,双向可控硅6阴极并联二极管VD4接入逆变器7电源端,逆变器7输出接电灯8。 
逆变器7由大功率三极管、电阻、电容和铁氧体变压器组成双推挽振荡器,功率合成升压接入电灯8。 
图2,白天光照作用下,太阳能电池板A输出电压高,阻塞二极管VD1接通蓄电池E,将太阳能转换成电能对蓄电池E充电,此时,稳压二极管VD2与电阻R1、R2分压及电容C1组成阳光检测电路使单稳态定时触发器IC 555触发端呈高电平,单稳态定时触发器IC输出低电平,双向可控硅SCR和二极管VD4为截止状态,逆变器B没通电,电灯D1、D2不亮。 
晚间无光照作用太阳能电池板A输出电压低于蓄电池E端电压,阻塞二极管VD1单向导电反向阻止蓄电池E电压向太阳能电池板A输电,阳光检测电路稳压二极管VD2截止呈高阻,电容C1通过电阻R1、R2放电,当C1电压降至蓄电池E电压1/3时,单稳态定时触发器IC输出呈高电平,双向可控硅SCR和二极管VD4导通,接通逆变器B电源,使电灯D1、D2点亮。 
图中,电阻R3是单稳态定时触发器IC放电通路。 

Claims (2)

1.一种太阳能光控自动启闭电灯,包括太阳能电池板、蓄电池、阻塞二极管、电灯,其特征在于:还包括逆变器、单稳态定时触发器、双向可控硅,其中,太阳能电池板输出接阻塞二极管正极,同时太阳能电池板输出经稳压二极管VD2和电阻R1、R2分压及电容C1组成阳光检测电路接入单稳态定时触发器触发端,阻塞二极管负极连接蓄电池正极,然后连接单稳态定时触发器电源端和双向可控硅阳极,电阻R4接蓄电池正极,限流稳压二极管VD3接入单稳态定时触发器电压控制端,双向可控硅阴极并联二极管VD4接入逆变器电源端,逆变器输出接电灯。
2.根据权利要求1所述的太阳能光控自动启闭电灯,其特征在于:逆变器由大功率三极管、电阻、电容和铁氧体变压器组成双推挽振荡器,功率合成升压接入电灯。
CN2012200822661U 2012-02-27 2012-02-27 太阳能光控自动启闭电灯 Expired - Fee Related CN202503718U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105578660A (zh) * 2016-02-15 2016-05-11 黄鹂 一种防过充防过放电的光控led照明装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105578660A (zh) * 2016-02-15 2016-05-11 黄鹂 一种防过充防过放电的光控led照明装置

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