Hopper material receiving device of concrete transportation tank truck

The utility model discloses a hopper material receiving device of a concrete transportation tank truck, which belongs to the field of building material transportation and comprises a hopper, a containing piece is arranged at a discharge port of the hopper, a plurality of connecting pieces for connecting the containing piece and the hopper are arranged between the containing piece and the hopper, one of the connecting pieces is connected with the containing piece through a hinge, and the other connecting piece is connected with the hopper through a hinge. A locking mechanism for mutually fixing the containing and receiving piece and the connecting piece is also arranged between the connecting piece and the containing and receiving piece; one side of the containing and receiving piece can be unfastened, when concrete in the containing and receiving piece is cleaned, the position of the containing and receiving piece can be more conveniently controlled, interference of a connecting piece during cleaning is reduc