TROLLEY OF A CRANE

The invention relates to a trolley of a crane, arranged to move along a main support structure (2) of the crane, whereby the trolley (1) comprises a support frame structure (3); bearing wheels (4) which are fastened to the support frame structure and by means of which the trolley is arranged to move...

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Bibliographic Details
Main Authors LAHTEENMAKI ATTE, LAUKKANEN NIKO, LINDBERG TEPPO, KOKKO HENRI, HELKIO HENRI, AKESSON MATS
Format Patent
LanguageChinese
English
Published 12.05.2020
Subjects
CAPSTANS
CRANES
HAULING
HOISTING
HOISTS
LIFTING
LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES
PERFORMING OPERATIONS
TACKLES, e.g. PULLEY BLOCKS
TRANSPORTING
WINCHES
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Summary:The invention relates to a trolley of a crane, arranged to move along a main support structure (2) of the crane, whereby the trolley (1) comprises a support frame structure (3); bearing wheels (4) which are fastened to the support frame structure and by means of which the trolley is arranged to move along the main support structure; a hoisting mechanism that has a rope drum (5) for a hoisting rope, a rope pulley arrangement (7) through which the hoisting rope may be guided from the rope drum to a fixed fastening point on the trolley, and a hoisting member in cooperation with the hoisting ropefor hoisting a load; whereby the rope drum (5) is supported to the support frame structure of the trolley so that the axle (5a) of the rope drum is parallel to the main sup-port structure; whereby therope pulley arrangement (7) is located, in the axial direction of the rope drum (5), at least partly outside one rope drum end which is on the side of said fastening point; and whereby the support frame structure (3) is divid
Bibliography:Application Number: CN201880060592