Sludge drying equipment for environmental engineering

The utility model discloses sludge drying equipment for environmental engineering. The sludge drying device comprises a drying box used for drying sludge and a water collecting tank, the water collecting tank is arranged below the drying box, the sludge drying device further comprises a drying mechanism and an extruding mechanism which are used for extruding the sludge, the drying mechanism is arranged at the top of the drying box, and the extruding mechanism is arranged on the inner side of the drying box. According to the utility model, the upper extrusion roller and the lower extrusion roller are used for driving the upper extrusion belt and the lower extrusion belt to rotate respectively; according to the sludge drying device, sludge can be conveyed, moisture in the sludge is rapidly extruded through the upper extrusion roller and the lower extrusion roller, air in the drying box is heated through the air heating pipe, the air is blown to flow through the draught fan, and thereforethe heated air is blown