Slip-off prevention mechanism of tool box drawer

The utility model discloses a slip-off prevention mechanism of a tool box drawer, which comprises a drawer handle liner plate, a drawer handle panel, a pair of hooks, a hooking portion and a torsion spring. By the aid of the slip-off prevention mechanism of a tool box drawer, the drawer can be locked automatically after being pushed in, and then can be pulled out after being unlocked by means of lifting the drawer handle panel to a certain angle, wherein the drawer handle panel and the liner plate can be molded via plastic injection. The slip-off prevention mechanism of a tool box drawer is simple in structure and convenient in installation and use, and is safe, reliable, attractive and elegant.