SEALED CASE OF STORAGE OF THE WASTE NUCLEAR FUEL OF RBMK-1000 REACTOR

摘要

1. A sealed canister for storing spent nuclear fuel from the RBMK-1000 reactor, including a housing with a shock absorber, a lid with a valve and a lock, and a removable cassette with a base and attached vertical posts and pipes for placing bundles of fuel elements, connected to vertical posts and to each other by welding and equipped in the lower part with bottoms, and in the upper part with covers, characterized in that the removable cassette is equipped with a removable transport disk installed with the help of guides and fixing elements on vertical racks above the covers with the possibility of vertical movement and fixation in the upper position, on the lower surface of the removable of the disk, coaxially with the covers, springs are attached, on the upper surface along its central axis there is a load-gripping mushroom, an additional pipe with a bottom and a cover is installed along the central axis of the removable cassette, and the covers are installed in the pipes with the possibility of vertical movement. 2. A pencil case according to claim 1, characterized in that the guide elements are made in the form of pins rigidly attached to the removable disk and installed with a gap in the holes of the bushings mounted on the ends of the two corresponding vertical posts. A pencil case according to claim 1, characterized in that the fixing elements are made in the form of pins installed in the holes of the removable disk with the possibility of rotation and vertical movement and equipped in the upper part with flags fixed in extreme positions when the pins are turned, and in the lower part - with a transverse plate , and bushings are installed on the ends of the corresponding vertical posts, in which holes with transverse grooves are made, and on the pins