［提要］ 郑州文庙大成殿上次修缮为清朝晚期。近年来，多种原因造成了地基软化、沉陷，而且还遇到了因地下水位上升而带来的诸多保护难题。为解决该矛盾，对大成殿的安全性做出合理评价，通过顶升装置的设计、加固、整体顶升时的速度控制，最终完成对大成殿整体顶升。工程实践证明，顶升设计合理、有效。
［关键词］ 木结构 大成殿 整体顶升 槽钢
Integral Jackup Technique of Timber Structure for the Dacheng Palace/Chen Aijiu1,2, Z
hu Yalei3, Xie Wei2, Li Shushan2(1 Construction and Transportation College, North China Institute of Water Conservancy and Hydroelectric Power, Zhengzhou 450011, China; 2 College of Civil Engineering, Hehai University, Nanjing 210098, China; 3 Henan Longyuan Ancient Garden Technology Development Company, Zhengzhou 450008, China)
Abstract:The softening and subsidence of the foundations and rising of groundwater level
cause many problems in recent years to the Dacheng palace. To solve the contradiction of protecting the dacheng palace without marring them, a reasonable step through sound evaluation for the safety of the Dacheng palace, designing of lifting equipment, reinforcing and velocity control of the integrally jackup,is carried out to finally complete the integrally jackup for the dacheng palace. It is proved that the integrally jackup design
is reasonable.
Keywords:timber structure; Dacheng palace; integral jackup; channel