The invention relates to the technical field of battery protection devices, in particular to a battery protection device for an electric vehicle, which comprises a battery positive electrode, a battery negative electrode and a charger negative electrode. A chip A and a chip B are arranged among the battery positive electrode, the battery negative electrode and the charger negative electrode in sequence; the chip B is electrically connected with the first resistor, the second resistor, the third resistor, the fourth resistor, the fifth resistor, the sixth resistor and the first diode, the chip A is electrically connected with the seventh resistor, the eighth resistor, the ninth resistor, the tenth resistor, the eleventh resistor, the twelfth resistor and the second diode, and a first capacitor is arranged between the chip A and the chip B. According to the battery protection circuit, the chip A and the chip B are arranged among the battery positive electrode, the battery negative electrode and the charger negative electrode, and a circuit formed by a plurality of discrete components is arranged for bootstrap triggering, so that the battery of the electric vehicle is protected, and the use requirements of people are better met.
本发明涉及电池保护装置技术领域,尤其涉及一种电动车用电池保护装置,包括电池正极、电池负极和充电器负极,所述电池正极、电池负极和充电器负极之间一次设置有芯片A和芯片B,芯片B与第一电阻、第二电阻、第三电阻、第四电阻、第五电阻、第六电阻和第一二极管之间通过电连接,芯片A与第七电阻、第八电阻、第九电阻、第十电阻、第十一电阻、第十二电阻和第二二极管之间通过电连接,且芯片A和芯片B之间设置有第一电容。本发明中,通过在电池正极、电池负极和充电器负极之间设置带有芯片A和芯片B,并且设置的多个分立元件构成的电路自举触发,进而实现了对电动车电池的保护,从而更好的满足了人们的使用需求。
Battery protection device for electric vehicle
一种电动车用电池保护装置
2021-11-26
Patent
Electronic Resource
Chinese