Self-loading and unloading van type transport vehicle

The utility model discloses a self-loading and unloading van type transport vehicle. According to the technical scheme, an I-shaped sliding rail is fixed to the upper portion of a container body, and pulleys at the end of a driving shaft and pulleys at the end of an auxiliary shaft are located in the I-shaped sliding rail and groove-shaped sliding rails on the two sides of the container body respectively; the driving shaft is in transmission connection with the driving motor to drive the truss to reciprocate in the carriage; the driving shaft and the auxiliary shaft are connected through a connecting rod; a waist-shaped hole is formed in the connecting rod, so that the auxiliary shaft can slide back and forth in the waist-shaped hole; the two ends of the hoist sliding groove are fixed to the connecting rod through bearings, and a hoist crane is installed on the hoist sliding groove. According to the utility model, the hoist crane is used for hoisting, the translation and positioning of goods are realized by v