Novel energy -conserving pearl sand preheats device

The utility model provides a novel energy -conserving pearl sand preheats device, be connected with pearl sand expanded furnace, just the urceolus of being connected is rotated with the inner tube in both ends on the inner tube is located to inner tube and cover, inner tube left end height is greater than its right -hand member height, and the inner tube correspondence is equipped with its pivoted of drive driving motor, be equipped with the spiral radiating pipe and the 2nd spiral radiating pipe that wind inner tube circumference screw set respectively in the urceolus, a spiral radiating pipe's the import and the exit linkage of expanded furnace coolant liquid, a spiral radiating pipe's the export and the access connection of expanded furnace coolant liquid, the 2nd spiral radiating pipe's import is connected with expanded furnace's outlet port, and the 2nd spiral radiating pipe's export and tail gas processing device are connected, and tail gas processing device includes cistern, dissolving tank and adsorpt