The invention discloses a lifting hook used for a construction site. The lifting hook used for the construction site comprises a connecting plate. Two pairs of connecting lugs are arranged on the connecting plate. The lifting hook used for the construction site further comprises two connecting rods and two clamping jaws. The two clamping jaws are arranged crosswise and mutually connected in a rotating mode. The upper ends of the connecting rods are connected with the connecting lugs in a rotating mode. The lower ends of the connecting rods are connected with the upper ends of the clamping jaws in a rotating mode. The lifting hook used for the construction site has the advantages that the two clamping jaws with self-locking structures are provided, and use is safe and reliable; at the same time, a hydraulic cylinder is provided, the reliability degree can be further improved, the application range is wide, and use is convenient.
Lifting hook used for construction site
10.02.2016
Patent
Elektronische Ressource
Englisch
IPC: | B66C Krane , CRANES |