A kind of dry device of the cold nebulization universe of raw-food material,Comprising: the dry room of a universe,Including a top,One bottom end and an action space； One spray member,Include an accommodation groove and at least a spray head constituted,Wherein the spray member system connection is set at the dry room one of the what universe,And its spray head is the setting kenel towards the action space of the dry room of the universe； One raw material conveying device,It is connected to the accommodation groove of the spray member,It uses and imports existing raw-food material solution in the accommodation groove； One Cryogenic air compressor,It is connected to the accommodation groove of the spray member,It uses and outer low temperature air is compressed and is imported in accommodation groove,And raw-food material solution can be driven to be led by spray head into the action space of the dry room of the universe in spray form water outlet kenel through high pressure gas； One low temperature nitrogen feeding mechanism,Connection sets the dry room side of the what universe,It uses and imports low temperature nitrogen in the action space,The dry chamber interior of the universe is set to maintain the dry state of the low temperature universe,When raw-food material solution being enabled to spray into action space,Desiccation can be generated to separate aqueous and form powder food product raw material； One powder collection device,Connection sets the dry room side of the what universe,It uses and powder food product raw material is collected into accommodating wherein； Thereby,Raw-food material solution is enabled to form powder kenel under the dry environment of the low temperature universe in order to can reach,To avoid the nutrient of high temperature raw-food material and the practical improvement of activity.一種食品原料之低溫噴霧乾燥裝置，其包括：一乾燥室，包括一頂端、一底端及一作用空間；一噴霧構件，包括有一容置槽及至少一噴頭所構成，其中所述噴霧構件係連通設於乾燥室一處，且其噴頭為朝向乾燥室的作用空間之設置型態；一原料輸送裝置，與該噴霧構件之容置槽連通，藉以將既有食品原料溶液導入該容置槽中；一低溫空氣
