Crane

Crane refers to the machinery that uses a hook or other fetching device to hang heavy objects and carry out cyclic operations such as lifting and moving in space. There are many classifications of cranes, and common names such as “crane”, “tower crane”, “overhead crane”, “truss”, etc. refer to one or several categories of cranes. Some of the working characteristics of lifting equipment are to do intermittent movement, that is, in a working cycle of reclaiming, moving, unloading and other actions of the corresponding mechanism is alternately working, the development and use of cranes in the market is more and more extensive. Due to the lack of outriggers and lifting heavy driving, some accidents often occur, and the speed of travel is faster than that of crawler cranes (crawler cranes); The operation is stable, the lifting capacity is large, and the lifting can be carried out within a specific range, but the road must be smooth and solid, the tire pressure meets the requirements, and the lifting from the ground shall not exceed 50CM; It is forbidden to walk long distances with loads.