FIELD: civil engineering.
SUBSTANCE: invention is related to a device for placing steel cables without interference in the crane with a set of points of suspension. The unit contains the main beam, moving blocks, fixed blocks and a winch. Over the top of the main beam there is a guide block and winches bases located at the two ends of the upper part of the main beam, herewith, the winches have different height bases, and the guide blocks are located at different heights corresponding to their winches bases. Between the line connecting a vertical centerline of the winch winding drums and the vertical centerline of the guide blocks, and the centerline of the main beam there is a small deflection angle formed, herewith, the deflection angles between the winches and the main beam on the same end of the main beam have the same direction, and between the winches and main beams on the two ends of the main beam they have an opposite direction.
EFFECT: ease of maintenance is attained, as well as effectiveness, safety and reliability.
5 cl, 4 dwg
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Authors
Dates
2012-02-10—Published
2007-12-03—Filed