The invention discloses a high-voltage direct-current power distribution device for an electric vehicle, which is used for connecting a battery of the electric vehicle with each high-voltage electric equipment of the electric vehicle and distributing high-voltage direct-current electric energy of the battery of the electric vehicle to each high-voltage electric equipment of the electric vehicle, the high-voltage direct-current power distribution device for the electric vehicle comprises an anode copper bar and a cathode copper bar which are respectively connected with an anode and a cathode of a battery of the electric vehicle, pre-charging circuits which are connected between the anode copper bar and the cathode copper bar and are connected in parallel, and a power supply circuit corresponding to the high-voltage electric equipment. The device is compact in structure and convenient to wire, daily maintenance of the device and maintenance during emergency power failure under unforeseen circumstances are facilitated, in addition, even if a certain power supply circuit is suddenly damaged, use of other power supply circuits is not affected, and therefore the device can play a role in circuit grading protection on all high-voltage components, and the power supply safety is high.

    本发明公开了一种电动汽车高压直流电源分配装置,该装置用于连接电动汽车的电池和电动汽车的各个高压用电设备,并将电动汽车电池的高压直流电能分配给电动汽车的各个高压用电设备,其中,电动汽车高压直流电源分配装置包括:与电动汽车电池的正极和负极分别相连的正极铜排和负极铜排,以及连接在正极铜排和负极铜排之间互相并联的预充电路和用于与所述高压用电设备对应的供电电路。上述装置结构紧凑、接线方便,便于装置的日常维护以及意外情况紧急断电时的维护,此外,即使某个供电电路突然损坏,也不影响其它供电电路的使用,因此能够对各个高压零组件起到电路分级保护的作用,供电安全性较高。


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    Title :

    High-voltage direct-current power supply distribution device for electric automobile


    Additional title:

    一种电动汽车高压直流电源分配装置


    Contributors:
    ZHANG HONGTAO (author) / WU NAN (author) / LIU JIE (author)

    Publication date :

    2021-08-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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