EDDY CURRENT DETECTING TEST DIE OF 14 X 14 NUCLEAR FUEL TYPE REACTOR CONTROL ROD

摘要

PURPOSE: An eddy current detecting test die is provided to prevent the safety accident of examiners and shorten the test time period by freely moving an elevator upwards and downwards. CONSTITUTION: An inner slanted control rod cluster guiding can(20), a control rod cluster guiding plate(30), an upper fixing plate(40) for a test die guide funnel, a probe fixing plate(50), a lower fixing plate(40') for a guiding funnel, and a locking unit plate(60) are stacked in order to be combined with a fixing bolt(70) and a lock bolt(80). A control rod cluster having 16 control rods is tested through the insertion and ejection of only one time. The guiding can(20) has a girdle(21) the inner surface of which is slanted and a rectangular window for mounting a camera on the lower side of the girdle(21).