The invention relates to a battery module, a battery pack, an electric vehicle, and a method of installing the battery module. The battery module comprises a secondary battery unit, a positive electrode current collector structure and a negative electrode current collector structure, wherein each secondary battery cell includes an electrode assembly, a positive terminal, a negative terminal, and a case; wherein the positive current collector structure is arranged to interconnect the positive terminals, and the negative current collector structure is arranged to interconnect the negative terminals; wherein the case includes a slot including at least a portion of the negative terminal; wherein the negative current collector structure includes a negative connection portion protruding into the groove to electrically connect the negative current collector structure and the negative terminal; and wherein the negative connection portion and the groove are mechanically connected to each other by a first press-fit connection, and/or the positive terminal comprises a hole, and wherein the positive current collector structure comprises a positive connection portion protruding into the hole to electrically connect the positive current collector structure and the positive terminal, wherein the positive connection portion and the hole are mechanically connected to each other by a second press-fit connection.

    本公开涉及电池模块、电池组、电动车辆和安装电池模块的方法。该电池模块包括:二次电池单元、正极集流体结构和负极集流体结构;其中每个二次电池单元包括电极组件、正极端子、负极端子和壳体;其中正极集流体结构被布置为将正极端子互连,负极集流体结构被布置为将负极端子互连;其中壳体包括槽,槽包括负极端子的至少一部分;其中负极集流体结构包括凸出到槽中以电连接负极集流体结构和负极端子的负极连接部分;以及其中负极连接部分和槽通过第一压配合连接彼此机械连接,和/或正极端子包括孔,其中正极集流体结构包括凸出到孔中以电连接正极集流体结构和正极端子的正极连接部分,其中正极连接部分和孔通过第二压配合连接彼此机械连接。


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    Title :

    Battery module, battery pack, electric vehicle, and method of installing battery module


    Additional title:

    电池模块、电池组、电动车辆和安装电池模块的方法


    Contributors:

    Publication date :

    2023-02-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen




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