A novel square battery facilitating cascade utilization

Abstract

The application discloses a novel square battery facilitating echelon utilization, which comprises a first pole, a second pole and an electric core, the first pole and the second pole are electrically connected with the electric core respectively, and the novel square battery further comprises a first side shell and a middle shell; the first side shell comprises a side shell outer side wall and a first annular sliding wall, the middle shell comprises a middle shell outer side wall and a middle shell side wall inner sliding rail; wherein one end of the first annular sliding wall is connected with the side shell outer side wall, the middle shell side wall inner sliding rail is located in the middle shell outer side wall, and in the assembling process of the middle shell and the first side shell, the first annular sliding wall can be inserted into the middle shell side wall inner sliding rail and slide in the middle shell side wall inner sliding rail; the novel square battery facilitates to improve the cycle performance and electric performance of the battery under the echelon utilization condition.

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