The utility model relates to a granular materials drying equipment technical field specifically is a dryer's quenching and tempering storehouse, including left head, right seal head, material way box,the heat exchange tube, left side tube sheet and right pipe plate, left side tube sheet and the left end fixed connection who expects the way box, the material says that the right -hand member of boxpasses through hot compensator structure and is connected with right pipe plate, hot compensator constructs including the connecting pipe, the bolt fills up with sealed, connecting pipe and right pipe plate fixed connection, the material says that the right -hand member of box is equipped with the connecting pipe and receives the groove, connecting pipe slidable cover is established in the connecting pipe holding tank, seal up and fill up and expect the inner wall fixed connection of way box and lie in between material way box and the connecting pipe, be equipped with the slot hole of lengthdirection for left right direction on the connecting pipe, the bolt is installed on the box is said to the material and is passed the slot hole. The utility model discloses dryer's quenching and tempering storehouse's beneficial effect does: can eliminate the heat exchange tube because of the stress that expend with heat and contract with cold produced, prevent heat exchange pipe and pipe plate'sweld bond fracture, simultaneously, sealed pad can prevent that the material from revealing.