Drainage channel embedded concrete bed charge filling equipment

The invention relates to the field of construction equipment, in particular to drainage channel embedded concrete bed charge filling equipment. The equipment comprises a base plate, a walking supportassembly, a bed charge filling assembly, a bed charge flattening assembly, a width limiting assembly and a top scraping assembly; the base plate is of a rectangular platy structure, the walking support assembly comprises four mobile supporting legs used for moving and supporting, each mobile supporting leg is arranged at a vertex angle of the base plate, the bed charge flattening assembly is installed on the base plate and located in the middle of the base plate, the bed charge filling assembly is located on one side of the bed charge flattening assembly and installed on the base plate, and the top scraping assembly is located on the other side of the bed charge flattening assembly and installed on the base plate; the width limiting assembly comprises a limiting device and two driving devices, the limiting device