Be used for prosthetic instrument of fuel storage screen work surface defect

The utility model belongs to the technical field of nuclear power station fuel assembly stores, concretely relates to be used for prosthetic instrument of fuel storage screen work surface defect, include: main frame, slider, clamping device, adjusting screw and repairing tool extension rod, the main frame is the square frame structure, and the main frame upper and lower, left and right form for the steel plate structure welding on four sides, is provided with a plurality of sliders on the four sides of main frame upper and lower, left and right, respectively being provided with the slide on the left and right dual steel sheet of main frame and being used for installing adjusting screw, clamping device passes through adjusting screw and installs inside the main frame, the repairing tool extension rod sets up the rear end at the main frame. This device can carry out repairing to the interior surface defect of the new fuel storage screen work of AP1000 nuclear power plant, weary fuel storage screen work, has sol