Portable sample quick -freeze fridge

The utility model provides a portable sample quick -freeze fridge, including box, freeze proof hose, the box of telling includes outer box and interior box, interior box is located the internal portion of outer container, its characterized in that, outer box still is equipped with the liquid nitrogen device, the liquid nitrogen device is located one side of interior box, the tank wall of interiorbox is equipped with heat preservation, waterproof layer, the waterproof layer symmetry is located the heat preservation both sides, interior case lid is equipped with metal level, heat preservation,waterproof layer, first cavity intermediate layer in proper order, cabinet bottom surface still is equipped with second cavity intermediate layer, the liquid nitrogen device through freeze proof hoserespectively with first cavity intermediate layer, second cavity intermediate layer intercommunication, first cavity intermediate layer is connected with the air jet system. The utility model discloses the shock -absorbing capa