Transportation device for activated secondary neutron source

The utility model provides a transportation device for an activated secondary neutron source. The transportation device comprises a spent fuel transportation container, a secondary neutron source adapter and a heat conduction box, the spent fuel transportation container is an anti-radiation sealed container and comprises a barrel and an end cover. A first mounting position and a second mounting position are arranged in an inner cavity of the barrel; the end cover is movably mounted above the opening end of the cylinder body and is in sealed connection with the cylinder body when covering; the plurality of secondary neutron source adapters are fixed on the corresponding first mounting positions in the cavity of the cylinder body and are respectively provided with a fixing position for fixing a group of secondary neutron sources; and the plurality of heat conduction boxes are correspondingly fixed on the corresponding second mounting positions in the cavity of the cylinder body, and are arranged around all the