150 cubic meters monorail grab crane
Abstract: The derrick is a kind of machine that makes the circulation, intermittent sport A work includes circularly: Take the thing device from take the thing ground to bring up the product, then the level move to specify the location to decline product, carry on immediately after anti- to sport, make take the thing device to return the home position, in order to carry on next circulate.
Usually, the derrick from rise to rise the organization ( make product exercised up and down), circulate the organization( make the derrick move) and become an organization and turn round the organization( make the product make the level ambulation), and the metals organization, the motive equip, the assistance that manipulate the control and necessities equips to combine.
In set up the bridge engineering the derrick use, construct according to it and the dissimilarity of the function, can is divided into a heavy equipments, the bridge type type derrick and a type of arm derrick three major types generally. A heavy equipments such as: Jack, bottle gourd, a machine etc.. A type of bridge derrick ,such as beam type derrick, Dragon gate derrick etc.,. A type of arm derrick such as fix the type to turn round the derrick, tower type derrick, automobile derrick, tire, track derrick etc..
Key Words：derrick、circulation、machine、the motive equip
