A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Auxiliary device of prestress tensioning equipment in cast-in-place box girder
The invention provides an auxiliary device of cast-in-place box girder internal prestress tensioning equipment, and relates to the technical field of bridges, the auxiliary device of the cast-in-place box girder internal prestress tensioning equipment comprises a movable support, a lifting device, a tensioning device and a tensioning device, the movable support is internally provided with a containing cavity for containing a jack, and the movable support is placed in a cast-in-place box girder; the bottom supports are detachably connected to the top of the movable support and used for limiting the movable support in the cast-in-place box girder; the number of the lifting adjusting assemblies is at least two, and the lifting adjusting assemblies are detachably connected to the movable support; the device has the beneficial effects that the problem of carrying prestressed equipment in a narrow box chamber is solved; the jack, the steel strand and the tooth block can be always centerline-integrated, so that the precision and the standard of the prestress of the steel strand in the tensioning process are greatly improved; the jack can conveniently conduct prestress tensioning on the steel strands at different positions, and the engineering efficiency can be greatly improved.
本发明提供了一种现浇箱梁内预应力张拉设备的辅助装置，本发明涉及桥梁技术领域，现浇箱梁内预应力张拉设备的辅助装置，包括：活动式支架，活动式支架内具有容纳千斤顶的容纳腔，且活动式支架放置于现浇箱梁内；底托，底托设有若干且均可拆卸连接于活动式支架顶部，用于活动式支架限位于现浇箱梁内；提升调节组件，提升调节组件至少设有两个且均可拆卸连接于活动式支架上；本发明的有益效果在于：解决了在狭小箱室内搬运预应力设备的难题；可使得使得千斤顶、钢绞线以及齿块三者始终中线合一，大大提高了钢绞线预应力在张拉过程中的精度及标准；便于千斤顶对不同位置的钢绞线进行预应力张拉，可大大提高工程效率。
Auxiliary device of prestress tensioning equipment in cast-in-place box girder
The invention provides an auxiliary device of cast-in-place box girder internal prestress tensioning equipment, and relates to the technical field of bridges, the auxiliary device of the cast-in-place box girder internal prestress tensioning equipment comprises a movable support, a lifting device, a tensioning device and a tensioning device, the movable support is internally provided with a containing cavity for containing a jack, and the movable support is placed in a cast-in-place box girder; the bottom supports are detachably connected to the top of the movable support and used for limiting the movable support in the cast-in-place box girder; the number of the lifting adjusting assemblies is at least two, and the lifting adjusting assemblies are detachably connected to the movable support; the device has the beneficial effects that the problem of carrying prestressed equipment in a narrow box chamber is solved; the jack, the steel strand and the tooth block can be always centerline-integrated, so that the precision and the standard of the prestress of the steel strand in the tensioning process are greatly improved; the jack can conveniently conduct prestress tensioning on the steel strands at different positions, and the engineering efficiency can be greatly improved.
本发明提供了一种现浇箱梁内预应力张拉设备的辅助装置，本发明涉及桥梁技术领域，现浇箱梁内预应力张拉设备的辅助装置，包括：活动式支架，活动式支架内具有容纳千斤顶的容纳腔，且活动式支架放置于现浇箱梁内；底托，底托设有若干且均可拆卸连接于活动式支架顶部，用于活动式支架限位于现浇箱梁内；提升调节组件，提升调节组件至少设有两个且均可拆卸连接于活动式支架上；本发明的有益效果在于：解决了在狭小箱室内搬运预应力设备的难题；可使得使得千斤顶、钢绞线以及齿块三者始终中线合一，大大提高了钢绞线预应力在张拉过程中的精度及标准；便于千斤顶对不同位置的钢绞线进行预应力张拉，可大大提高工程效率。
Auxiliary device of prestress tensioning equipment in cast-in-place box girder
一种现浇箱梁内预应力张拉设备的辅助装置
WEI JIAFU (author) / JIA JIANWEI (author) / CUI SHUNING (author) / CAI WEI (author) / REN LI (author) / XU XIHAO (author) / CHANG UN-DONG (author) / WANG YILONG (author) / WANG XIAOBIN (author) / YU HAO (author)
2024-08-16
Patent
Electronic Resource
Chinese
IPC:
E01D
BRIDGES
,
Brücken
Cast-in-place box girder prestress intelligent tensioning construction technology
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