SU1677011A1 - Manipulator crane - Google Patents

Abstract

The invention relates to floating cranes for lifting cargo from deep water. The purpose of the invention is to improve the usability. The boom 3 of the crane 2 is lowered to a certain position, its section 4 occupies a vertical position, the ha 5 moves down completely together with the rod 19c suspended to it with the grapple 20, then the grabs 20 are grabbed and the backward pull 5 of the logs into the body. Next, section 4 rises above the water with the hydraulic cylinders of the boom 3, together with the cargo, which is placed on special vessels. This uses the mechanism of rotation of the platform crane 2 (excavator). The cycle is repeated. 5 il.

Description

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Claims (1)

Claim A manipulator crane containing an articulated boom, the end section of which is telescopic, articulated with its body on the fixed part of the last hydraulic cylinder, the rod of which is connected via the transmission mechanism to the movable part of the telescopic section, characterized in that, in order to increase the ease of use, the transmission the mechanism includes a chain enclosed along a fixed part of the telescopic section and mounted on said fixed part with the possibility of By rotation, two identical sprockets are mounted coaxially with the last and the drums are rigidly connected to them with the corresponding ropes stored on them at one end, the other ends of which are fixed to the indicated fixed section, longitudinal guides mounted on the latter, mounted on them and pivotally connected to the hydraulic cylinder rod and the bypass blocks connected to the latter, into which the corresponding of the indicated ropes are stocked, moreover, one branch of the chain is connected with the root end of the movable part of the telescopic section, and the diameters of the drums are smaller than the diameters of the pitch circles of the sprockets. ZIDA LOZERMUTO NO.?. 5