Battery assembly

Abstract

A battery unit comprising a battery (1) and an insulating sleeve (2), wherein the positive pole (11) and the negative pole (12) of the battery (1) are located at the same end of the battery (1), characterized in that the insulating sleeve (2) is formed to cover the positive and negative poles (11, 12) of the battery (1) and includes an upper cover (21) and a sleeve (22), wherein the upper cover (21) is connected to one open end of the sleeve (22); the sleeve (22) is arranged along the circumference of the battery (1) and its inner diameter is formed to match the outer diameter of the battery, the upper cover (21) is a circular plate having the same diameter as the diameter of the sleeve (22).