▎ 摘　　要

NOVELTY - The utility model claims a lithium battery structure with anti-cracking protection, comprising a battery shell and a conductive sheet fixedly connected to the bottom of the battery shell, the inner side of the battery shell is an anti-corrosion layer, the outer side of the anti-corrosion layer fixedly connected with with a filling layer, the outer side of the filling layer fixedly connected with with a reinforcing layer, the outer side of the reinforcing layer fixedly connected with with a wearable layer, the material of the anti-corrosion layer is stainless steel, the material of the reinforcing layer is aluminium alloy, the battery shell is composed of an anti-corrosion layer and a filling layer, the reinforcing layer and the wear-resistant layer four layers are compounded to have a certain thickness to greatly reduce the probability of external force puncture, and the filling layer is filled with graphene, under the premise of not affecting the conductivity of the conductive sheet, the filling layer has a certain buffer capacity, improving the safety of the lithium battery.