The invention discloses a charging power supply circuit of an electric automobile, and a charging pile, and belongs to the technical field of electric automobile charging. The charging power supply circuit and the charging pile are used for improving the automobile charging safety. The charging power supply circuit of the electric automobile comprises an alternating current phase line, a first voltage control unit, a second voltage control unit, a current conduction device and a switch control unit, a switch is arranged on the phase line, the first voltage control unit is respectively connected with a working power supply of the power supply circuit and a charging gun of an external automobile, the output end of the first voltage control unit is connected with the first input end of the current conduction device, the second voltage control unit is respectively connected with the working power supply of the power supply circuit and the charging gun of the external automobile, and the output end of the second voltage control unit is connected with the second input end of the current conduction device, the output end of the current conduction device is connected with the control end of the switch control unit, the output end of the switch control unit is connected with the switch, and the output end of the phase line connected into the switch forms the electric energy output end of the power supply circuit.
本申请公开了电动汽车的充电供电电路及充电桩,应用于电动汽车充电技术领域,用于提高汽车充电安全性。本申请提供的电动汽车的充电供电电路包括交流电的相线、第一电压控制单元、第二电压控制单元、电流导通器和开关控制单元,相线上设有开关,该第一电压控制单元分别与供电电路的工作电源和外部车辆的充电枪连接,该第一电压控制单元的输出端与电流导通器的第一输入端连接,该第二电压控制单元分别与供电电路的工作电源和外部车辆的充电枪连接,该第二电压控制单元的输出端与电流导通器的第二输入端连接;该电流导通器的输出端与开关控制单元的控制端连接,开关控制单元的输出端连接开关,接入开关的相线的输出端形成供电电路的电能输出端。
Charging power supply circuit of electric automobile, and charging pile
电动汽车的充电供电电路及充电桩
2020-04-10
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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