MANIPULATOR FOR DETECTING LEAKAGES IN COLLECTORS, HEAT-EXCHANGE TUBES AND THEIR JOINTS WITH COLLECTORS IN STEAM PRODUCERS OF VVER TYPE DURING A BLOCK DOWNTIME

摘要

The device consists of a hollow column (1), which is equipped at the end oriented under the support plate (2) with a connecting plate (29), sliding in bearings (3) formed in the supporting tube (4), fixed to which is a control hand wheel (5). Fixed on it is a drive (15) of vertical movement of the hollow column (1), the control hand wheel (5) is firmly fixed on the supporting tube (4) pivoted in the bearing bed (6), formed on the support plate (2). Fixed to that is a drive (13) of revolving movement equipped with a drive element (17), connected up to the control hand wheel (5) and, simultaneously, fixed in its lower part orientated below the support plate (2), is a holder (8) for the video module clamp (9).IMAGE