CRANE SUPPORT Russian patent published in 2019 - IPC B66C23/28 

FIELD: machine building.

SUBSTANCE: invention relates to lifting cocks or devices for operation at successively increasing levels. Crane support consists of three blocks of links. Each link assembly comprises a tie-rod made of one or more elements and a fastening unit. One ends of blocks of links are attached to female frame of crane, and others to structure. Each tie-rod is connected with female frame hinges via link of transition, where hinge between transition link and female frame is made vertical, and hinge between transition link and tie-rod is made horizontal. Fixing unit is located on the thrust side opposite to the transition link; at that, the fixing unit is made in the vertical plane and has two foundation elements. Each tie-rod is connected with fastening unit via additional transition link. Connections of additional transition link with rod and attachment unit are hinged. Hinge between the tie-rod and the additional link of the transition is made horizontal, and the hinge between the additional transition link and the fixing unit is made vertical. Fixing unit is made in the form of a column with foundation elements and additionally contains a horizontal element fixed to the column by squeezing by means of a threaded connection and located between an additional transition link and a column. Foundation elements are made in the form of small and large supports. Small support is connected to the string through the horizontal hinge, and the large support is connected by horizontal hinges with the string through the small link. Small link is made with possibility of connection with large support through horizontal hinges, which additionally equipped with large support. Large and small supports are fixed to floors of structure by connecting elements.

EFFECT: possibility of multiple attachment of the crane support to the structure.

1 cl, 2 dwg