Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Inclined leg rigid frame bridge jacking device and construction method
The invention discloses a slant leg rigid frame bridge jacking device and a construction method, and relates to the technical field of bridge construction.The slant leg rigid frame bridge jacking device comprises the steps of construction operation platform building including bridge abutment counter-force base construction, vertical supporting beam installation, jacking base construction, sliding beam construction, vertical jack installation and horizontal jack installation; a displacement sensor is arranged at the corresponding position of the jacking bridge structure; the inclined legs are cut and separated, and the vertical jacks and the horizontal jacks are loaded and pressurized to design values in a graded mode; a vertical jack performs test jacking, after test jacking is finished, formal alternate jacking is performed, and the pressure of a horizontal jack is adjusted according to the horizontal displacement condition in the formal jacking process; after jacking is completed, part of the construction operation platform is disassembled, and the jack is disassembled, and the tetrafluoroethylene plate slides; related facilities are installed, specifically, arch legs are connected in place and poured with concrete, cap beams are heightened, bridge abutment counter-force bases are installed, bridge abutments are heightened, and expansion joints are installed; and the vertical supporting steel column, the vertical horizontal jack and the horizontal jack are disassembled.
本发明公开了一种斜腿刚构桥梁顶升装置及施工方法，涉及桥梁施工技术领域，本发明包括搭建施工操作平台，包括桥台反力座施工、竖向支撑梁安装、顶升基座施工、滑移梁施工、竖向千斤顶安装和水平千斤顶安装；在顶升桥梁结构上相应位置设置位移传感器；斜腿切割分离，将竖向千斤顶和水平千斤顶分级加载充压至设计值；竖向千斤顶试顶升，试顶升结束后，正式交替顶升，正式顶升过程中根据水平位移情况调整水平千斤顶压力；顶升完成后，拆卸部分施工操作平台，包括拆除千斤顶和滑移四氟乙烯板；安装相关设施，包括拱腿就位连接浇筑混凝土、加高帽梁、安装桥台反力座、加高桥台和安装伸缩缝；拆卸竖向支撑钢柱、竖向水平千斤顶以及水平千斤顶。
Inclined leg rigid frame bridge jacking device and construction method
The invention discloses a slant leg rigid frame bridge jacking device and a construction method, and relates to the technical field of bridge construction.The slant leg rigid frame bridge jacking device comprises the steps of construction operation platform building including bridge abutment counter-force base construction, vertical supporting beam installation, jacking base construction, sliding beam construction, vertical jack installation and horizontal jack installation; a displacement sensor is arranged at the corresponding position of the jacking bridge structure; the inclined legs are cut and separated, and the vertical jacks and the horizontal jacks are loaded and pressurized to design values in a graded mode; a vertical jack performs test jacking, after test jacking is finished, formal alternate jacking is performed, and the pressure of a horizontal jack is adjusted according to the horizontal displacement condition in the formal jacking process; after jacking is completed, part of the construction operation platform is disassembled, and the jack is disassembled, and the tetrafluoroethylene plate slides; related facilities are installed, specifically, arch legs are connected in place and poured with concrete, cap beams are heightened, bridge abutment counter-force bases are installed, bridge abutments are heightened, and expansion joints are installed; and the vertical supporting steel column, the vertical horizontal jack and the horizontal jack are disassembled.
本发明公开了一种斜腿刚构桥梁顶升装置及施工方法，涉及桥梁施工技术领域，本发明包括搭建施工操作平台，包括桥台反力座施工、竖向支撑梁安装、顶升基座施工、滑移梁施工、竖向千斤顶安装和水平千斤顶安装；在顶升桥梁结构上相应位置设置位移传感器；斜腿切割分离，将竖向千斤顶和水平千斤顶分级加载充压至设计值；竖向千斤顶试顶升，试顶升结束后，正式交替顶升，正式顶升过程中根据水平位移情况调整水平千斤顶压力；顶升完成后，拆卸部分施工操作平台，包括拆除千斤顶和滑移四氟乙烯板；安装相关设施，包括拱腿就位连接浇筑混凝土、加高帽梁、安装桥台反力座、加高桥台和安装伸缩缝；拆卸竖向支撑钢柱、竖向水平千斤顶以及水平千斤顶。
Inclined leg rigid frame bridge jacking device and construction method
一种斜腿刚构桥梁顶升装置及施工方法
CHENG HAIGEN (Autor:in) / CAI HUIFANG (Autor:in) / BAI YANJIE (Autor:in) / XIAO CHANGBAI (Autor:in) / CHEN SHUNGANG (Autor:in) / WEI GANGYONG (Autor:in) / ZOU CHANGJIN (Autor:in) / HUANG WEI (Autor:in)
06.06.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
E01D
BRIDGES
,
Brücken
Rigid frame bridge girder joint jacking force applying device and construction method
| Europäisches Patentamt | 2021
| Europäisches Patentamt | 2023