The invention discloses an integrally mounted and transported luffing fly jib of a crawler crane, which comprises a main cargo boom, a luffing fly jib body, a front luffing fly jib support, a rear luffing fly jib support, a luffing wire rope, luffing fly jib pulling plates and an anti-backward-tipping device and further comprises a connecting arm head, wherein the front luffing fly jib support is hinged to a bottom knuckle arm of the luffing fly jib body; the rear luffing fly jib support is hinged to the connecting arm head; and one end of the connecting arm head is hinged to the main cargo boom, and the other end of the connecting arm head is hinged to the bottom knuckle arm of the luffing fly jib body. The luffing fly jib is compact in structure, can realize the integral disassembly and assembly of the bottom knuckle arm of the luffing fly jib body, the front luffing fly jib support, the rear luffing fly jib support, the connecting arm head, the anti-backward-tipping device and some of the luffing fly jib pulling plates without step-by-step disassembly and step-by-step overhead working, so that the disassembly and assembly efficiency and the security are improved; and meanwhile, integral transport can be realized, the transport size and the transport weight conform to the requirements of the national transportation laws and regulations, transport vehicles are saved, the transport cost is lowered and the economical efficiency is good.
Integrally mounted and transported luffing fly jib of crawler crane
2015-11-18
Patent
Electronic Resource
English
IPC: | B66C Krane , CRANES |
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