Total heat exchange core and fresh air ventilator

The utility model provides a total heat exchange core and fresh air ventilator, this total heat exchange core include fixed frame and a plurality of heat exchange core of eight -angular prism shape, aplurality of heat exchange cores each other range upon range of setting in fixed frame, the axial vertical of heat exchange core place plane and fixed frame, it exports to set up the new trend entryand the new trend that supply the new trend circulation respectively on the first side of the relative setting of fixed frame and the second side, the air exhaust entry and the export of airing exhaust that it supplies to air exhaust to set up respectively to the side of the third of the relative setting of fixed frame and on the fourth side circulated, first side, third side, second side and fourth side are all mutual non -conterminous, be equipped with the pore of airing exhaust that is used for the intercommunication to air exhaust the entry and air exhaust and export between the adjacent heat exchange core to and b