Locking equipment for mining truck

The utility model discloses a locking device for a mining truck, which comprises a carriage and a chassis, and is characterized in that the carriage is arranged at the upper end of the chassis, wheels are rotatably arranged at the bottom end of the chassis, a seat is arranged at the upper part of the chassis at the front end of the carriage, a handlebar is arranged at the front end of the seat, and a rear door is arranged at the rear end of the carriage through a hinge. A locking device is arranged between the carriage and the rear door; the locking mechanism comprises an oil cylinder, the oil cylinder is movably arranged at the tail of one side of the compartment, a lifting hook is arranged at the upper end of the rear door, the tail end of the oil cylinder is connected with the lifting hook, a plurality of lock hooks are arranged at the output end of the oil cylinder, and lock columns matched with the lock hooks are arranged on the rear door. By means of the locking mechanism, the rear door can be convenien