The invention relates to the field of battery box manufacturing, and discloses a liquid-cooled bottom plate, a battery box, a battery pack and engineering machinery, the battery box comprises the liquid-cooled bottom plate, a first end plate and a second end plate, the liquid-cooled bottom plate is an integrally formed part and comprises a bottom plate body serving as the bottom wall of the battery box and internally provided with a liquid-cooled channel penetrating in the first direction, two channel openings of the liquid cooling channel are correspondingly arranged on two opposite end surfaces of the bottom plate body along the first direction; and the two side beams are separately formed at the two ends of the bottom plate body in the second direction. The first end plate comprises a first end plate body and a first plug, one channel opening is plugged by the first plug, the second end plate comprises a second end plate body and a second plug, the other channel opening is plugged by the second plug, and the first end plate body, the second end plate body and the two side beams form a circumferential annular frame surrounding the bottom plate body. According to the liquid cooling bottom plate, the battery box, the battery pack and the engineering machinery, the space utilization rate and the battery integration degree of the battery pack can be improved.

    本申请涉及电池箱制造领域,公开了一种液冷底板、电池箱、电池包和工程机械,电池箱包括液冷底板、第一端板和第二端板,液冷底板为一体成型件并包括:底板本体,作为电池箱的箱底壁并内设沿第一方向贯通的液冷通道,液冷通道的两个通道口对应布置在底板本体沿第一方向相对的两个端面上;两个侧梁,两个侧梁沿第二方向分置形成在底板本体的两端。第一端板包括第一端板本体和第一堵头,第一堵头封堵其中一个通道口,第二端板包括第二端板本体和第二堵头,第二堵头封堵另一个通道口,第一端板本体、第二端板本体以及两个侧梁形成围绕底板本体的周向环框。本申请的液冷底板、电池箱、电池包和工程机械,有利于提高电池包的空间利用率和电池集成度。


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    Titel :

    Liquid cooling bottom plate, battery box, battery pack and engineering machinery


    Weitere Titelangaben:

    液冷底板、电池箱、电池包和工程机械


    Beteiligte:
    ZHANG YONGFA (Autor:in) / ZHU CHUMEI (Autor:in) / CHEN XIAODAN (Autor:in) / DU WEIWEI (Autor:in)

    Erscheinungsdatum :

    29.04.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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