The invention provides a cylindrical battery, a battery pack comprising the cylindrical battery, and an automobile. The cylindrical battery comprises an electrode assembly, the first electrode is provided with a first uncoated part and a first coated part; the second electrode is provided with a second uncoated part and a second coated part; and the separation membrane is sandwiched between the first electrode and the second electrode. A battery case that accommodates the electrode assembly through an open part formed on one side and is electrically connected to the electrode assembly; a battery terminal that passes through a blocking part of the battery case on the opposite side of the open part and is electrically connected to the electrode assembly; and a cover plate configured to cover the open portion, in which the first electrode includes at least one insulating layer configured to cover at least a part of the first uncoated portion and at least a part of the first coated portion at the same time, and at least a part of the first uncoated portion itself is used as an electrode tab.
根据本发明提供圆筒形电池、包括该圆筒形电池的电池组及汽车,圆筒形电池包括:电极组件,其包括具备第一无涂层部以及第一有涂层部的第一电极、具备第二无涂层部以及第二有涂层部的第二电极以及夹在上述第一电极与第二电极之间的分离膜;电池壳体,其通过形成于一侧的开放部收容上述电极组件,并且与上述电极组件电连接;电池端子,其贯通位于上述开放部的相反侧的上述电池壳体的堵塞部,并且与上述电极组件电连接;以及盖板,其构成为覆盖上述开放部,其中,上述第一电极包括:至少一个绝缘层,构成为同时覆盖上述第一无涂层部的至少一部分以及上述第一有涂层部的至少一部分,上述第一无涂层部的至少一部分的本身被用作电极极耳。
Cylindrical battery, battery pack comprising same and automobile
圆筒形电池、包括该圆筒形电池的电池组及汽车
2023-04-25
Patent
Elektronische Ressource
Chinesisch
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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