Battery containing casing assembly

Abstract

A battery, characterized in that it includes a shell assembly formed of a shell body (1), an electrode column (2) and an insulating part (3), wherein the shell body (1) has a mounting hole (101), the electrode column (2) penetrates through the mounting hole (101), the insulating part (3) is located between the shell body (1) and the electrode column (2), the electrode column (2) has a column body (201), the column body (201) is a part of the electrode column penetrating through the mounting hole (101), and the column body includes a first end and a second end, the second end is located inside the shell body (1), a limiting part (202) is connected to the first end, and a riveting part (203) is connected to the second end, the limiting part (202) and the riveting part (203) clamp together the insulating part (3) and the shell body (1), the end surface of the second end is provided with a groove (204),and the groove (204) is arranged at the junction of the column body (201) and the riveting portion (203).,