2013年8月26日星期一

Explosion-proof electric hoist technology special requirements

Explosion-proof electric hoist function is mainly determined by its material, the use of special areas,wire rope winch such as the selection of the equipment itself has many special requirements, but the selection of only one hand, explosion-proof hoist functions in the technical aspects also have special requirements, the following for you to explain:
1, in order to prevent collisions due to mechanical friction or sparks, explosion-proof electric hoist limiting bare some technical measures should be taken, wire rope reel involvement with electric hoist line speed and sports car on the track running speed not greater than 25m/min.
2, for explosion-proof hoist rope part should face no broken wire, wire rope should be reliable lubrication of measures to reduce the wire rope and reel, guide rope and pulley friction between the components.
3, explosion-proof electric hoist orbit joints should be smooth,lever hoist flat, coupe in the operation should be no impact or obstruction.
4, to ensure proof hoist car braking stability and prevent skidding.
5, if there are two or more tracks running simultaneously hoist explosion, shock absorbing device should be fortified. The material for cushioning device while there are strict requirements, shall be non-metallic materials, the surface resistivity not greater than 10.
6, when the explosion-proof electric hoist a barrier metal working environment is large, hoist hook to avoid collision with the metal barrier, should be marked on the outer side of the hook pulley warning label.
Explosion-proof electric hoist on technical aspects of the special requirements introduced this remind you purchase proof electric hoist should explain your use of premises and areas,hoist equipment to facilitate sales staff to recommend a suitable proof grade.

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