SC/SCD type construction lifter is a kind of the gear, rack drive, with crane cage manned, small, and along the guide frame for vertical transportation of construction machinery. It can be layered conveying for all types of building materials and construction personnel......
Ac motor in the operation due to friction, vibration, insulation aging, and other factors, the hard to avoid failure. If these faults in time, found out and check, can effectively prevent the accident......
The tower to purchase must have effective production license of professional manufacturers to buy, and the manufacturers to provide the quality certificate, high strength bolt connection......
Wire rope in engineering crane used very common, generally by many high strength steel wire make up around and into. It was first made by single steel wire around together form shares, and then some stocks around into wire core......
Crane beam is connected with the day the parts are possible, have rings shackles type connection, sling type connection and lug type connecting three structure. Rings shackles type crane shaft connection, make the sling force of the improved......