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A platform for research: civil engineering, architecture and urbanism
Construction device and method for segmented installation of pedestrian overpass steel box girder
The invention provides a construction device and method for segmented installation of a pedestrian overpass steel box girder, the construction device comprises a temporary support, a fixed beam, a jackscrew and a steel ball, the fixed beam is installed at the upper end of the temporary support, the jackscrew is in threaded connection with the fixed beam, and the steel ball is embedded in the top of the jackscrew. The problems that the number of temporary supports is large, the steel pipe top elevation is not easy to adjust, and the angle of the box girder is not easy to adjust can be effectively solved, the installation precision and the installation efficiency are improved, the construction quality is guaranteed, and the cost is saved.
本发明提供一种用于人行天桥钢箱梁分段安装的施工装置及方法，包括临时支架、固定梁、顶丝以及钢珠，所述固定梁安装于所述临时支架上端，所述顶丝螺纹连接于所述固定梁上，所述钢珠嵌设于所述顶丝顶部。本发明可以有效地解决临时支架数量较多、不易调整调节钢管顶标高、不易调整箱梁角度等问题，提高安装精度和安装效率，保证施工质量，节约成本。
Construction device and method for segmented installation of pedestrian overpass steel box girder
The invention provides a construction device and method for segmented installation of a pedestrian overpass steel box girder, the construction device comprises a temporary support, a fixed beam, a jackscrew and a steel ball, the fixed beam is installed at the upper end of the temporary support, the jackscrew is in threaded connection with the fixed beam, and the steel ball is embedded in the top of the jackscrew. The problems that the number of temporary supports is large, the steel pipe top elevation is not easy to adjust, and the angle of the box girder is not easy to adjust can be effectively solved, the installation precision and the installation efficiency are improved, the construction quality is guaranteed, and the cost is saved.
本发明提供一种用于人行天桥钢箱梁分段安装的施工装置及方法，包括临时支架、固定梁、顶丝以及钢珠，所述固定梁安装于所述临时支架上端，所述顶丝螺纹连接于所述固定梁上，所述钢珠嵌设于所述顶丝顶部。本发明可以有效地解决临时支架数量较多、不易调整调节钢管顶标高、不易调整箱梁角度等问题，提高安装精度和安装效率，保证施工质量，节约成本。
Construction device and method for segmented installation of pedestrian overpass steel box girder
一种用于人行天桥钢箱梁分段安装的施工装置及方法
DONG CHUANXI (author) / FAN QIANG (author) / SHI YANLONG (author) / DAI HUANG (author) / XIAO FENG (author)
2023-03-31
Patent
Electronic Resource
Chinese
IPC:
E01D
BRIDGES
,
Brücken
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