Crane lifting block classification|Dongqi Group

Crane lifting block is an important lifting tool. It has simple structure, be easy to use, can be manual or mechanical. It can change the traction cable direction of the pulley and the pulley block and lift or move the weight of the object. Especially crane lifting block with winch, mast or other lifting equipment, which is widely used in construction and installation operations.

Crane lifting block tonnage from 0.03 to 320 tons, gear train can choose from single wheel to ten wheel, crane sling has hook, chain, rings, hanging beam for users to choose.

The classification of the crane lifting block

According to the number of wheel, lifting block is divided into single-door block, two-door block and multi-door block. According to the way of connecting the block and the hanging material can be divided into hook-type block, chain-type block, hanging block and hanger block.

Generally small and medium sized block belongs to hook type, chain type and ring type, whereas a large block uses the rings type and hanging beam type.

Whether the lifting plywood can be opened or not, the crane lifting block can divide open block and closed block. The open block’s plywood can be opened, easy to install the rope. It’s single-door block in general, which is commonly used in the bottom of the handle bar for the guide block.

The crane lifting blocks are divided into fixed block and traveling block depending on the way they are used. They mainly used in factories, mines, agriculture, electric power, building the production of construction, piers, docks, warehouse machine installation, cargo lifting, etc.