Solid waste treatment device for environmental protection engineering

The utility model relates to the technical field of solid waste environment-friendly treatment, in particular to a solid waste treatment device for environment-friendly engineering. The utility model provides a solid waste treatment device for environmental protection engineering, which can perform circulating spraying treatment and reduce the single use amount of a biological treatment agent. A solid waste treatment device for environmental protection engineering comprises a bottom frame, a placing frame, circulating assemblies, spraying heads, a lifting mechanism and the like, the placing frame is connected to the bottom frame, the circulating assemblies are connected between the front side and the rear side of the placing frame and the bottom frame, the spraying heads are connected to the front side and the rear side of the upper portion in the placing frame, and the spraying heads are connected and communicated with the circulating assemblies. And a lifting mechanism is arranged on the placing frame. Acco