2013年9月9日星期一

Ferris wheel structure three point mounting method

Ferris wheel structure construction techniques and methods should be based on the specific structure and site conditions specified . At present, the structure has been built Ferris wheel construction method can be summarized as the following three kinds .
Facade rotating mounting method
Facade rotating mounting method, that of a supporting tower and axle after installation , using temporary rigid rim and spokes driven segmentation rotatably mounted cable construction methods . Facade installation method is divided into one-sided rotating swivel-mounted rotatably mounted on both sides of law and law applicable to rely on the flexible cable cord provides the centripetal force Ferris wheel structure system , the method has been applied in Tianjin CiHai bridge Ferris wheel structure.
Facade rotating mounting method can avoid a lot of high-altitude operations , the risk is low ; however requires a large traction power systems and good braking systems, especially both sides of the law may need to install rotating Ferris wheel center wheel for special treatment .
Floor assembly, integral lifting method
Ferris wheel rim segmented steel processing and assembly in the factory , transported to the site and then assembled into a whole the rim , and then connect the internal stringers rigid or flexible wire rope cable truss support system , and finally the overall hoisting . British " London Eye " With this construction method, the rim of the steel truss is divided into three sections to complete processing in the factory , transported to the site assembled into a whole, then install the inner rim tensioned cable and make , import, prestressed , and finally wheel structure and the overall structure of the supporting tower structure formation conducted after lifting .
Amusement equipment ground assembly, lifting the overall law is conducive to steel erection , installation easy to guarantee accuracy ; Ferris wheel structure , but generally larger size and weight , so they need a large construction site and strong lifting capacity .
Center rotating mounting method
Center swivel mounting method, that of a supporting tower and the wheel after installation to set up the tower working platform , or the use of lifting systems from the center to the periphery by the Ferris wheel mounting ring architecture , in some medium and small Ferris wheel installation used more often .

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