The invention belongs to the technical field of building construction, in particular to an easy-to-unload truck for building construction. The invention aims to resolve the problem of inconvenient discharge. Material in the interior a truck cannot be thoroughly eliminated, resulting to pollution to a truck body by building material. The truck is simple in design, signal in function and inconvenient in application. The invention provides the following scheme, comprising a vehicle body, wherein the outer wall at the top of the vehicle body is provided with anti-slip lines, columns are welded atfour corners of the outer wall at the top of the vehicle body, square seats are welded on the outer walls at the top of the four columns, locking hooks are welded on the outer walls at both sides ofthe square seats, and rotary hinges are welded on the outer walls around the vehicle body. The invention can completely disassemble the internal storage space, is helpful for the operator to dischargethe building raw materials, avoids the accumulation of the building raw materials in the vehicle, can tilt the vehicle body to the side along the frame, can thoroughly remove the building raw materials on the top outer wall of the vehicle body, and avoids the pollution of the building raw materials to the vehicle body.