Classification and Application of lifting tackle

Hoist and trolley used for lifting heavy objects, generally supporting the use of the winch are generally widely used in water conservancy, construction, infrastructure installation, transportation and other aspects of plant mines.
Lifting tackle may be composed of materials classification, shape, number of pulleys, use or to distinguish between different attachment. Commonly used are:
Wood block: it is based on vehicles can be divided into different zones brought, within a band of iron, iron outer three kinds
Iron block: Shell and pulley is made of steel.
Wood and iron pulley pulley pulley according to their number of different and each can be divided into single-round, two-wheeled, three other wood, iron block.
Lifting tackle. Intuit made by the Gang, and its larger wheels and ball bearings installed. Use points to note:
hoist and trolley pulley should be used according to the degree, carry out regular inspections to check the wheel groove, sky, bearing wear, oil is smooth, car belt, hanging equipment and pulleys for cracks, links, shackles whether whistle is securely locked shaft and bearing, hooks and other wear and tear than the original size of 1,10, new ones should always be kept lubricated oil should be properly dressed reel rope, twisted rope reel is relatively longer used to wear when rope reel, habits is the first link on a pulley lifting tackle in the eye ring, and with a good eye ring plugged in with a shackle on the link in the lifting tackle.