Lithium battery with wear-resistant protection structure

The utility model discloses a lithium battery with a wear-resistant protection structure. The battery comprises a shell, a positive connector, a negative connector and a battery cell, the outer shellcomprises an inner shell body and an outer shell body. Wherein the inner shell is sleeved with the outer shell, the inner shell is further connected with the outer shell through a plurality of heat conducting fins, a wear-resistant groove is formed in the outer surface of the outer shell, the battery cell is installed in the inner shell, the positive electrode connector and the negative electrodeconnector are both connected with the battery cell, and a heat dissipation window is formed in the inner shell between every two adjacent heat conducting fins; according to the lithium battery disclosed by the utility model, the shell with a double-shell structure is adopted, and the wear-resistant grooves are formed in the shell, so that the protection capability of the lithium battery can be improved, deformation and dam