The present invention provides a cylindrical battery, a battery pack including the same, and an automobile, the cylindrical battery including: an electrode assembly including a first electrode having a first uncoated portion and a second electrode having a second uncoated portion; a battery case that accommodates the electrode assembly through an open part formed on one side; a first collector plate coupled to the first uncoated portion and positioned inside the battery case; a cover plate covering the open part; a sealing separator configured so as to prevent movement of the electrode assembly and enhance the sealing property of the battery case; an electrode terminal that is crimped through a through-hole formed in a blocking part provided on the opposite side of the open part of the battery case, and that is electrically connected to the second uncoated part; and an insulating spacer sandwiched between the electrode terminal and the through-hole, the electrode terminal including: a main body portion; an outer flange portion; an inner flange portion; and a flat portion.
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,包括具备第一无涂层部的第一电极及具备第二无涂层部的第二电极;电池壳体,通过形成于一侧的开放部收容上述电极组件;第一集电板,与上述第一无涂层部结合,并且位于上述电池壳体内;盖板,覆盖上述开放部;密封隔板,构成为防止上述电极组件的活动,加强上述电池壳体的封闭性;电极端子,通过形成于堵塞部的贯通孔铆接,并且与上述第二无涂层部电连接,其中上述堵塞部设在上述电池壳体的开放部的相反侧;以及绝缘垫片,夹在上述电极端子与上述贯通孔之间,其中,上述电极端子包括:主体部;外部凸缘部;内部凸缘部;以及平整部。
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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