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发明名称
三相微型多挡自动限压充电机
摘要
本实用新型涉及蓄电池充电器。本实用新型特征是用稳压二极管随充电电压上升而导通的特性,控制检压放大电路工作而使电器吸合短路可控管触发输入信号,关上可控硅。本实用新型与现有技术及产品比较。如做成50A充电机,成本约一百多元。省电、体积小,脉动力大可适合大电流快速充电,重量仅几两,对硫化损坏的蓄电池可激活修复,不怕蓄电池反接负载短路,不易损坏,充电时无需人看管。对各种使用蓄电池的电器产品,可组合一体,特别有利于汽车、摩托车蓄电池充电、修复,和随车携带。
申请公布号
CN2036328U
申请公布日期
1989.04.19
申请号
CN88217386.3
申请日期
1988.08.03
申请人
曹徐江
发明人
曹徐江
分类号
H02J7/10
主分类号
H02J7/10
代理机构
代理人
主权项
1、一种三相微型多档自动限压充电机,包括整流和检压控制二部份,整流由触放振荡和可控硅整流电路组成,其特征是检压的部份它有检压放大管Q7和其基极选压开关K1连接稳压管D9、D10、D11、D12和限流电阻R13,Q7集电极连接限流电阻R14,显示发光管D8,J1、J2、J3串联后与D7、C4并联再串联于Q7集电极回路,J1、J2、J3控制开关J1K、J2K、J3K分别并连于Q2、Q4,Q6的控制极和阴极间。
地址
上海市长宁区东诸安浜路224弄19号
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