CN202503788U - 定时节电高压钠灯 - Google Patents

定时节电高压钠灯 Download PDF

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CN202503788U
CN202503788U CN2012200832292U CN201220083229U CN202503788U CN 202503788 U CN202503788 U CN 202503788U CN 2012200832292 U CN2012200832292 U CN 2012200832292U CN 201220083229 U CN201220083229 U CN 201220083229U CN 202503788 U CN202503788 U CN 202503788U
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pressure sodium
sodium lamp
timing
power supply
capacitor
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阮树成
张根清
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

Abstract

本实用新型涉及电光源照明技术领域,具体是一种定时节电高压钠灯。交流电源经电容C1、电阻R1降压、整流桥堆整流、二极管VD1稳压,电容C2滤波为直流电源供给单稳态触发器,单稳态触发器控制端接定时电阻R2、电容C3,单稳态触发器输出端经电阻R3接入双向可控硅控制极,双向可控硅阳极接入交流电源,双向可控硅阴极接逆变式镇流器电源端,同时并接二极管VD2,逆变式镇流器升压输出接启动电路至高压钠灯管。本实用新型适于高亮度定时照明场合。

Description

定时节电高压钠灯
技术领域
本实用新型涉及电光源照明技术领域,具体是一种定时节电高压钠灯。
背景技术
要求高亮度照明的场合,如用白炽灯、荧光灯由于光效低显然不适用。照明电灯常因关灯不及时浪费电能。
发明内容
本实用新型的目的是提供高亮度自动关灯照明的一种定时节电高压钠灯。
本实用新型技术解决方案为:包括交流电源、启动开关、高压钠灯管,还包括整流稳压电路、逆变式镇流器、单稳态触发器、双向可控硅,其中,交流电源经启动开关接入整流稳压电路,整流稳压电路由电容C1、电阻R1降压、整流桥堆整流、二极管VD1稳压,电容C2滤波为直流电源供给单稳态触发器,单稳态触发器控制端接定时电阻R2、电容C3,单稳态触发器输出端经电阻R3接入双向可控硅控制极,双向可控硅阳极接入交流电源,双向可控硅阴极接逆变式镇流器电源端,同时并接二极管VD2,逆变式镇流器升压输出接启动电路至高压钠灯管;
逆变式镇流器由大功率三极管、电阻、电容和铁氧体变压器组成桥式振荡器,并引入三角波信号调频桥式振荡器频率抑制声共振,逆变升压经启动电路至高压钠灯管。
本实用新型产生积极效果是:高压钠灯光效高、亮度强,定时照明关灯起到节电的作用。
附图说明
图1本实用新型技术方案原理框图
图2定时节电高压钠灯电路
具体实施方法
参照图1、2,本实用新型具体实施方法和实施例:包括交流电源1、启动开关2、高压钠灯管7,还包括整流稳压电路3、逆变式镇流器6、单稳态触发器4、双向可控硅5,其中,交流电源1经启动开关2接入整流稳压电路3,整流稳压电路3由电容C1降压、整流桥堆VD整流、二极管VD1稳压,电容C2滤波为直流电源供给单稳态触发器4,单稳态触发器4控制端接定时电阻R2、电容C3,单稳态触发器4输出端经电阻R3接入双向可控硅5控制极,双向可控硅5阳极接入交流电源,双向可控硅5阴极接逆变式镇流器6电源端,同时并接二极管VD2,逆变式镇流器6升压输出接启动电路至高压钠灯管7。
图2,单稳态触发器IC采用时基集成电路NE555,电阻R3限流触发双向可控硅VS控制极。
当按下启动开关K时,高压钠灯G起辉引燃发光,经过设定的时间定时照明,电容C3通过电阻R2放电,当C3电压降至电源电压1/3时,单稳态触发器IC输出呈低电平,双向可控硅VS和二极管VD2截止,切断逆变式镇流器B电源,高压钠灯G熄灭,定时关灯起到节电作用。

Claims (2)

1.一种定时节电高压钠灯,包括交流电源、启动开关、高压钠灯管,其特征在于:还包括整流稳压电路、逆变式镇流器、单稳态触发器、双向可控硅,其中,交流电源经启动开关接入整流稳压电路,整流稳压电路由电容C1、电阻R1降压、整流桥堆整流、二极管VD1稳压,电容C2滤波为直流电源供给单稳态触发器,单稳态触发器控制端接定时电阻R2、电容C3,单稳态触发器输出端经电阻R3接入双向可控硅控制极,双向可控硅阳极接入交流电源,双向可控硅阴极接逆变器电源端,同时并接二极管VD2,逆变式镇流器升压输出接启动电路至高压钠灯管。
2.根据权利要求1所述的定时节电高压钠灯,其特征在于:逆变式镇流器由大功率三极管、电阻、电容和铁氧体变压器组成桥式振荡器、并引入三角波信号调频桥式振荡器频率抑制声共振,逆变升压接启动电路至高压钠灯管。
CN2012200832292U 2012-03-06 2012-03-06 定时节电高压钠灯 Expired - Fee Related CN202503788U (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109743823A (zh) * 2019-02-15 2019-05-10 山西工程技术学院 基于单稳态多谐振荡器的儿童床头灯自动关断装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109743823A (zh) * 2019-02-15 2019-05-10 山西工程技术学院 基于单稳态多谐振荡器的儿童床头灯自动关断装置

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Granted publication date: 20121024

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