The invention discloses a crane and a lifting appliance thereof. The crane comprises the lifting appliance and a crane support, wherein a winch connected with the lifting appliance through a steel wire rope is arranged on the crane support; the lifting appliance comprises a lifting appliance body; the crane is characterized in that the crane support comprises a supporting part; a supporting block is arranged on the lifting appliance body and can move in the direction perpendicular to the lifting direction of the lifting appliance body and a driving mechanism for driving the supporting block to perform reciprocating motion; the supporting block is provided with a supporting position which is capable of moving to a part above the supporting part to be connected with the supporting part in a hooking manner and an avoiding position moving away from a position above the supporting part to avoid the crane support. According to the crane and the lifting appliance thereof, the technical problem that a steel wire rope shakes easily and is over stressed during the cargo storing and taking process of a crane is solved.
Crane and lifting appliance thereof
29.07.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |
Lifting appliance lifting method, lifting appliance and crane
Europäisches Patentamt | 2022
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