Common Crane Grab Bucket
time:Oct 19,2016
Grab bucket is a common crane machine pick-up device, can grab and unload bulk material. Grab cranes are widely used in ports, power plants, mines and materials markets and other operations on overhead crane, gantry crane, portal crane, ship deck crane and truck crane, simple operation, high efficiency.
In accordance with the opening and closing of the driving jaw valve flap different ways, can be divided into wire rope grab grapple, self-powered grab bucket and non-self-powered non-rope grab bucket.
1. Wire rope grab bucket
This wire rope grab bucket adopt thewire rope to drive jaw. According to the different numbers of ropes supporting the opening and closing of the jaw, they can be divided into three types: single rope grab bucket, double rope grab bucket and multiple rope grab bucket. wire rope grab bucket is relatively low cost, simple construction, its own weight lighter.
2. Self-powered grab bucket
Self-powered grab with a power device to drive the jaw, the crawl ability depends on power device. This grab bucket structure is relatively complex, larger dead weight, also need to be equipped with cable winding device, overload safety protection device, so with the higher cost.
3. Non-self-powered non-rope grab bucket
This grab buckets use pressure oil, pressure gas to drive the jaw, light weight, low cost and so on.
