Anti-theft lock structure with early warning function for switch cabinet

An anti-theft lock structure with an early warning function for a switch cabinet relates to the technical field of high-voltage electrical tests, and is structurally characterized in that an early warning device is connected above a box body; a box door is connected to the right side of the box body, a groove is formed in the front end of the box body, a frame is connected to the interior of the groove, a servo motor is connected to the interior of the frame, a reciprocating screw rod is connected to one end of the servo motor, a ball nut is connected to the outer side of the reciprocating screw rod, a limiting rod is connected to the outer side of the ball nut, and a connecting plate is connected to the outer side of the limiting rod. The utility model has the beneficial effects that the pressure sensor, the early warning device, the servo motor, the connecting plate, the limiting rod and the limiting hole are arranged, the servo motor is started, the limiting rod is driven to ascend, the limiting rod is ins