Drag runway structure for erecting steel pipe arch bridge
The utility model discloses a drag runway structure for erecting a steel pipe arch bridge. The drag runway structure comprises two rows of stand columns, idler wheels are arranged on the tops of the stand columns, guide beams and lateral combinations connected with the guide beams are arranged above...
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| creator | SUI RUILING ZHENG WENCHAO ZENG QINGXIN PENG SITIAN CAI WENSHENG LI ZHENGYUAN ZHANG BUWEI DUAN JUNLIANG HE DELIN XIE SAIJUN FAN BO FU WANGCHUN |
| description | The utility model discloses a drag runway structure for erecting a steel pipe arch bridge. The drag runway structure comprises two rows of stand columns, idler wheels are arranged on the tops of the stand columns, guide beams and lateral combinations connected with the guide beams are arranged above the stand columns, inverted steel rails are fixedly installed at the bottoms of the guide beams to be matched with the idler wheels and can slide relatively, supporting pieces fixedly connecting the stand columns with the guide beams are installed on the peripheries of the idler wheels, and arch frame moving rails are installed on the tops of the guide beams. According to the drag runway structure, the drag runway can be erected through forward push and movement section by section, only a small crane needs to be arranged at one end of the runway for hoisting to accomplish the whole erecting process, and no large cranes are needed. When the drag runway structure is used for the construction of spanning large statio |
| format | Patent |
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The drag runway structure comprises two rows of stand columns, idler wheels are arranged on the tops of the stand columns, guide beams and lateral combinations connected with the guide beams are arranged above the stand columns, inverted steel rails are fixedly installed at the bottoms of the guide beams to be matched with the idler wheels and can slide relatively, supporting pieces fixedly connecting the stand columns with the guide beams are installed on the peripheries of the idler wheels, and arch frame moving rails are installed on the tops of the guide beams. According to the drag runway structure, the drag runway can be erected through forward push and movement section by section, only a small crane needs to be arranged at one end of the runway for hoisting to accomplish the whole erecting process, and no large cranes are needed. 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| language | chi ; eng |
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| subjects | ASSEMBLY OF BRIDGES CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS OR VIADUCTS |
| title | Drag runway structure for erecting steel pipe arch bridge |
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