The invention discloses a battery pack group of an electric household automobile, which is characterized in that the battery pack group comprises battery packs with a plurality of sizes and specifications, the battery packs are manufactured corresponding to existing household automobile types at all levels, and the top of each battery pack is provided with the same connecting plug and a screw perforation group consisting of screw perforations with the same number; screws penetrate through the screw perforation group to be fixed to the bottom of the electric household automobile. The screw perforation group on each battery pack is divided into a plurality of screw perforation unit groups arranged around the central point of the top of the battery pack, at least one screw perforation is formed in each screw perforation unit group, and the screw perforation unit groups on the battery packs integrally translate and expand outwards relative to the central points of the battery packs along with the increase of the specifications of the battery packs. The battery pack group covers existing electric household automobiles of all specifications, and is simple in structural design and convenient to replace. The invention further provides a battery replacing trolley for assembling and disassembling the battery pack group, and the battery replacing trolley is simple in structure and high in adaptability.

    本发明公开了一种电动家用汽车的电池包组,其特征在于包括对应现行各级家用汽车车型制作的大小多个尺寸规格的电池包,各电池包顶部均设置有相同的连接插头和由相同数量的螺钉穿孔构成的螺钉穿孔组,螺钉穿孔组用于穿设螺钉以固定至电动家用汽车底部;每个电池包上的螺钉穿孔组又被分成围绕电池包顶部中心点排布的若干螺钉穿孔单元组,各螺钉穿孔单元组内具有至少一螺钉穿孔,并且随电池包的规格增大,其上的螺钉穿孔单元组均整体相对电池包的中心点向外平移扩张。上述电池包组覆盖现有所有规格的电动家用汽车,且结构设计简单,便于更换。本发明同时还提供一种用于装卸上述电池包组的换电小车,结构简单,适应性强。


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    Title :

    Battery pack group of electric household automobile and battery replacing trolley for assembling and disassembling battery pack group


    Additional title:

    电动家用汽车的电池包组及用于装卸它的换电小车


    Contributors:
    CHEN WEIJIA (author)

    Publication date :

    2021-05-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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