Adjustable starting bracket device for shield tunnel steel structure in complex geological environment

The utility model provides an adjustable starting bracket device for a shield tunnel steel structure in a complex geological environment, which comprises two shield body horizontal support frames and a plurality of connecting bottom plates, trolley splayed wheel supports are arranged at two ends of...

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Bibliographische Detailangaben
Hauptverfasser: YAO XIANGCHUAN, SUI ZEWEN, ZHU CHAO, XU BO, LUO ZHEN, GUO JIN, YAN LING, YUAN JIANYU, ZHOU YONGJUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides an adjustable starting bracket device for a shield tunnel steel structure in a complex geological environment, which comprises two shield body horizontal support frames and a plurality of connecting bottom plates, trolley splayed wheel supports are arranged at two ends of the connecting bottom plates, an adjustable connecting beam system is arranged on one side of each trolley splayed wheel support, and a plurality of pedestal support fixing systems are arranged at the bottoms of the connecting bottom plates. The multiple trolley splayed wheel supports are connected through the shield body horizontal supporting frame. The splayed wheel support of the trolley can be movably adjusted on the connecting bottom plate, so that the launching bracket can be adjusted within a certain diameter range and can be correspondingly adjusted according to the elevation and angle required by shield launching, the device can be repeatedly used, and the material turnover rate is increased. The starting