Manual hoist as an upgraded version of the fixed pulley, fully inherits the advantages of fixed pulley, while using a combination of reverse backstop brake reducer and chain pulley blocks,lever hoist manufacturers symmetrically arranged two spur gears turning structure, simple, durable and efficient.
Manual hoist by hands and pull chains, bracelets wheel rotation, the friction plate ratchet, brake pressure into one common rotating seat, the long axis of the tooth will turn the sprocket tooth spline hole short axis and gear. This means lifting sprocket holes on the splines on the drive gear lifting chain, so as to enhance the smooth heavy.wire rope electric hoist Using one-way ratchet friction disc brakes, brake under load on their own, with the ratchet pawl engagement under the action of the spring, the safety brake.
Hoist equipment mounted on the drive on public hanger, transmission, brakes and a flexible roll up, or holding device driven extract small light weight lifting device lifting equipment.
2014年10月31日星期五
2014年9月30日星期二
Hoist equipment installed before the transfer operation
Hoist equipment installed before the transfer operation, check the wire rope, clutches, brakes, insurance ratchet, drive pulleys, etc., to determine the safety and reliability before operation.electric wire rope hoist Wire rope on the drum must be arranged in neat rows, the job should be retained at least three times. When the job, it was not allowed to cross the wire rope hoist by preventing accidents.
Hoist equipment including motor, hoist, chassis, shields and other components; using three deceleration mode,wire rope electric hoist with spiral pay transmission output torque greater. Hoist steel supporting civil overcome irregularities in order to reduce overall noise and vibration.hoist equipment with hydraulic hoist, winch hoist, doors, hand wheel hoist, hoist flashlight, hand hoist, screw hoist, dual crane hoist and so on.
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