Safety lock of vehicle

A vehicle safe lock is provided, which is mainly connected with a separator on a connecting rod of an external handle and a hexagon lock. The separator divides the connecting rod into an upper rod and a lower rod; when the separator joints, the upper and the lower rod are jointed as a connecting rod moveably up and down; while when the separator is disjoined, the upper and the lower rod are separated; when a locking head is raised up, the action of the external handle can not be transferred into the hexagon lock to open the vehicle door; while when the safe lock of the vehicle is opened, the upper and the lower rod is combined into a connecting rod connected upper and lower, thus the action of the external handle can be transferred into the hexagon lock to open the door, so as to ensure the safety of the vehicle estate.