Device for lifting a movable shutter part of a hydraulic structure of the dam or sluice type, comprising a frame, and at least one element movable relative to said frame and intended to be connected to said movable part in order to move it, characterized in that it also comprises at least: - a first and a second guide path integral with said movable element and which extend respectively according to a first and second secant plane, - a first guide element integral with said frame and designed to move relative to the first guide path against and along the latter, and - a second guide member integral with said frame and adapted to move relative to said second guide path against and along the latter.
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