The invention provides a bidirectional communication circuit for an intelligent charger, which structurally comprises a charger end circuit and a storage battery end circuit which are respectively arranged at the output end of the charger and the input end of a storage battery, wherein the charger end circuit comprises a triode Q11, a triode Q12, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R15, a voltage-regulator tube D11, a signal interface 1, an electronic switch 1, a charger signal port, an output positive electrode and an output negative electrode; the storage battery end circuit comprises a triode Q21, a triode Q22, a resistor R21, a resistor R22, a resistor R23, a resistor R24, a resistor R25, a voltage-regulator tube D21, a signal interface 2, an electronic switch 2, a storage battery signal port, an input positive electrode and an input negative electrode; an output anode of the charger end circuit is connected with an input anode of the storage battery end circuit, an output cathode of the charger end circuit is connected with an input cathode of the storage battery end circuit, and the signal interface 1 and the signal interface 2 are mutually connected. Whether the charger is matched with the storage battery or not can be intelligently judged before charging.
本发明提出的是一种智能充电器用双向通讯电路,其结构包括充电器端电路和蓄电池端电路,分别安装于充电器输出端与蓄电池输入端;其中充电器端电路包括三极管Q11、三极管Q12、电阻R11、电阻R12、电阻R13、电阻R14、电阻R15、稳压管D11、信号接口1、电子开关1、充电器信号端口、输出正极和输出负极;蓄电池端电路包括三极管Q21、三极管Q22、电阻R21、电阻R22、电阻R23、电阻R24、电阻R25、稳压管D21、信号接口2、电子开关2、蓄电池信号端口、输入正极和输入负极;充电器端电路的输出正极连接蓄电池端电路的输入正极,充电器端电路的输出负极连接蓄电池端电路的输入负极,信号接口1和信号接口2互相连接。本发明可以在充电前智能判断充电器与蓄电池是否匹配。
Bidirectional communication circuit for intelligent charger
智能充电器用双向通讯电路
2022-11-22
Patent
Electronic Resource
Chinese
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