The invention provides a heavy object hoisting device which is economical and practical. The heavy object hoisting device comprises a bridge crane, a hoisting beam combined body, a hydraulic lifting device and a lifting hook device, wherein the bridge crane is provided with two main beams which are arranged in parallel; the hoisting beam combined body is provided with a supporting beam located above the main beams, a balance beam located under the main beams, and a lifting beam connected under the balance beam; the hydraulic lifting device is provided with a plurality of hydraulic jacks, and a pump station and a steel rope which are connected with the hydraulic jacks; the upper ends of the hydraulic jacks are connected with the supporting beam, and the lower ends of the hydraulic jacks are connected with the balance beam; one end of the steel rope is connected with the hydraulic jacks and the other end of the steel rope is fixed on the balance beam by a lock; and one end of the lifting hook device is fixed on the lifting beam and the other end of the lifting hook device is connected with a heavy object needing to be connected.
Heavy object hoisting device
2015-05-27
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |
Control method for hoisting heavy object and related device
European Patent Office | 2024
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