2013年8月15日星期四

Lifting of common terms

1 hoist
By the Department of Public hanger mounted on the drive unit, transmission, brakes, and roll up flexible member, or clamping device lifting small light lifting equipment
manual hoist s
By the Human traction chain and sprocket drive through, and finally by the star wheel or have their nests reel lifting chain sprocket to drive extract the hoist lifting device
3 lever hoist
Driven by a human through the trigger wire rope or chain to extract device driven hoist movement
4 wire rope pulling hoist
Driven by a human through the trigger wire rope clips connectors, alternating traction rope to extract device driven  rope hoist  movement
5 chain lever hoist
Driven by a human through a nest trigger reel lifting chain sprocket to drive extract device hoist movement
6 electric hoist
Driven by electric motors, the final reel, the star wheel or sprocket nest reel lifting rope or lifting chain, in order to extract device driven hoist movement
7 light small lifting equipment
Compact structure, simple operation, easy operation, the operating range of the projection points, lines based portable crane
8 jack
Rigid top piece as a working device, through the top or bottom bracket claws in a small itinerary portable lifting heavy lifting equipment
9 jackscrew
Using screw or screw driven down the sleeve as a rigid top piece of jack
10 rack jacks
Used as a rigid top piece rack jack
11 hydraulic jacks
Using plunger or cylinder as rigid top piece of jack
12 tackles
By the fixed pulley block, pulley block and sequentially moving around a fixed pulley and movable pulley  chain Block  ng ropes consisting of light and small lifting equipment
13 pneumatic hoist
Compressed air-powered hoist
14 winch (hoist)
Power-driven reel via a flexible member, means to drive movement extract hoist

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