Built-in lifting tail plate of van truck

The utility model relates to a built-in lifting tail plate of a van truck. The utility model relates to the technical field of van trucks. The device comprises a supporting plate arranged at the tailof a truck, one end of the supporting plate is hinged to the tail of the truck. A placing groove is formed in the other end of the supporting plate; an extending plate is arranged in the containing groove and connected with the containing groove in a sliding mode, a cargo box is arranged on the truck, the tail of the cargo box is not closed, a fixing rod is fixedly connected to a bottom plate in the cargo box, a first hydraulic cylinder is hinged to the fixing rod, a piston rod of the first hydraulic cylinder is hinged to a supporting plate, and the supporting plate rotates upwards to close the tail of the cargo box. The tail plate on the truck can be used as a door plate at the tail part of a container. 本实用新型涉及一种箱式货车的内置式升降尾板，涉及箱式货车的技术领域，包括设置在货车尾部的支撑板，支撑板的一端铰接在货车尾部，支撑板的另一端上开设有放置槽，放置槽内设置延伸板，延伸板与放置槽滑移连接，货车上设置有货箱，货箱的