Lithium battery with charging connector protection

The utility model provides a lithium battery with a charging connector protection function, which comprises a protection mechanism, and the protection mechanism comprises a bottom plate, a lithium battery main body, a protection plate, a ball, a first spring and a vertical rod, and the top of the bottom plate is fixedly connected with a lithium battery main body. A cylinder is held to compress a first spring through a transverse block, the transverse block drives a connecting block to be separated from an arc-shaped block, a second spring drives a connecting plate to move through a vertical block, and the connecting plate drives a protective plate to move, so that two charging heads are exposed to charge a lithium battery main body; a ball drives a transverse block to compress a first spring through a connecting block, and the first spring drives the connecting block to move downwards through the transverse block, so that a protection plate is fixed, the charging head can be protected, the lithium battery cha