A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Integral jacking construction method for double-curved-surface large-span steel truss
The invention relates to an integral jacking construction method for a double-curved-surface large-span steel truss, which comprises the following steps of: (1) taking a simulation analysis theory as a basis, combining the integral characteristics of a double-layer upright quadrangular pyramid steel truss, utilizing a supporting structure distribution form to provide a truss structure lifting point arrangement scheme, carrying out feasibility analysis on the scheme, determining an integral truss lifting scheme, and constructing a double-layer upright quadrangular pyramid steel truss lifting point arrangement scheme; a jacking point location is determined according to a model analysis calculation result; (2) jacking equipment is prepared; (3) surveying and setting out; (4) assembling on the ground; (5) jacking the net rack; and (6) the jacking equipment is dismantled, and installation is completed. According to the construction method, aloft work can be avoided, the engineering construction speed of the steel truss is increased, the construction quality is guaranteed, the construction cost is reduced, the purposes of engineering economic benefits and social benefits are achieved, and application and popularization of the overall jacking construction method of the double-curved-surface large-span steel truss in the technical field of building construction are facilitated.
本发明涉及双曲面大跨度钢网架整体顶升施工工法，包括以下步骤：（1）、以模拟分析理论为基础，结合双层正放四角锥钢网架整体特点，利用支撑结构分布形式提出网架结构提升点布置方案，并进行方案的可行性分析，确定网架整体提升方案，并根据模型分析计算结果，确定顶升点位；（2）、准备顶升设备；（3）、测量放线，（4）地面拼装；（5）网架顶升；（6）、顶升设备拆除，完成安装。该施工工法可避免高空作业，且提高了钢网架工程施工速率，保证施工质量，降低施工成本，实现工程经济效益与社会效益的目标，有利于上述双曲面大跨度钢网架整体顶升施工工法在建筑施工技术领域的推广及应用。
Integral jacking construction method for double-curved-surface large-span steel truss
The invention relates to an integral jacking construction method for a double-curved-surface large-span steel truss, which comprises the following steps of: (1) taking a simulation analysis theory as a basis, combining the integral characteristics of a double-layer upright quadrangular pyramid steel truss, utilizing a supporting structure distribution form to provide a truss structure lifting point arrangement scheme, carrying out feasibility analysis on the scheme, determining an integral truss lifting scheme, and constructing a double-layer upright quadrangular pyramid steel truss lifting point arrangement scheme; a jacking point location is determined according to a model analysis calculation result; (2) jacking equipment is prepared; (3) surveying and setting out; (4) assembling on the ground; (5) jacking the net rack; and (6) the jacking equipment is dismantled, and installation is completed. According to the construction method, aloft work can be avoided, the engineering construction speed of the steel truss is increased, the construction quality is guaranteed, the construction cost is reduced, the purposes of engineering economic benefits and social benefits are achieved, and application and popularization of the overall jacking construction method of the double-curved-surface large-span steel truss in the technical field of building construction are facilitated.
本发明涉及双曲面大跨度钢网架整体顶升施工工法，包括以下步骤：（1）、以模拟分析理论为基础，结合双层正放四角锥钢网架整体特点，利用支撑结构分布形式提出网架结构提升点布置方案，并进行方案的可行性分析，确定网架整体提升方案，并根据模型分析计算结果，确定顶升点位；（2）、准备顶升设备；（3）、测量放线，（4）地面拼装；（5）网架顶升；（6）、顶升设备拆除，完成安装。该施工工法可避免高空作业，且提高了钢网架工程施工速率，保证施工质量，降低施工成本，实现工程经济效益与社会效益的目标，有利于上述双曲面大跨度钢网架整体顶升施工工法在建筑施工技术领域的推广及应用。
Integral jacking construction method for double-curved-surface large-span steel truss
双曲面大跨度钢网架整体顶升施工工法
GONG JINDE (author) / CHENG JI (author) / WANG YUMING (author) / FENG YUEHUI (author) / XU SUHUAN (author) / LUO SHUAI (author) / RAN MAOWANG (author) / CHEN YALI (author) / CUI HONGLEI (author) / LI JICHAO (author)
2024-03-26
Patent
Electronic Resource
Chinese
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