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A platform for research: civil engineering, architecture and urbanism
Single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel
The invention discloses a single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel. The single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel comprises connecting screw rods and fasteners, wherein the number of the connecting screw rods is four, the two ends of each connecting screw rod are provided with a forward thread and a reverse thread correspondingly, the two ends of each fastener are provided with a first connecting hole and a second connecting hole correspondingly, the first connecting holes are tapped in the forward direction, the second connecting holes are tapped in the reverse direction, the two ends of each connecting screw rod are in threaded connection with the first connecting hole and the second connecting hole correspondingly, and a rotating block is arranged in the middle section of each connecting screw rod. The single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel has the advantages of being convenient to use, small in workload and good in fastening effect.
本发明公开了一种矩形混凝土构件外包型钢加固用单螺杆紧固装置，包括连接螺杆和紧固件，所述连接螺杆有四根，四根所述连接螺杆两端分别设有正向螺纹和反向螺纹，所述紧固件两端分别开设有连接孔一和连接孔二，所述连接孔一正向攻丝，所述连接孔二反向攻丝，所述连接螺杆两端分别与连接孔一和连接孔二螺纹连接，所述连接螺杆中段设有转动块。本发明的优点在于：使用方便、作业量少、紧固效果好。
Single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel
The invention discloses a single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel. The single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel comprises connecting screw rods and fasteners, wherein the number of the connecting screw rods is four, the two ends of each connecting screw rod are provided with a forward thread and a reverse thread correspondingly, the two ends of each fastener are provided with a first connecting hole and a second connecting hole correspondingly, the first connecting holes are tapped in the forward direction, the second connecting holes are tapped in the reverse direction, the two ends of each connecting screw rod are in threaded connection with the first connecting hole and the second connecting hole correspondingly, and a rotating block is arranged in the middle section of each connecting screw rod. The single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel has the advantages of being convenient to use, small in workload and good in fastening effect.
本发明公开了一种矩形混凝土构件外包型钢加固用单螺杆紧固装置，包括连接螺杆和紧固件，所述连接螺杆有四根，四根所述连接螺杆两端分别设有正向螺纹和反向螺纹，所述紧固件两端分别开设有连接孔一和连接孔二，所述连接孔一正向攻丝，所述连接孔二反向攻丝，所述连接螺杆两端分别与连接孔一和连接孔二螺纹连接，所述连接螺杆中段设有转动块。本发明的优点在于：使用方便、作业量少、紧固效果好。
Single-screw fastening device for reinforcing rectangular concrete component wrapping profile steel
一种矩形混凝土构件外包型钢加固用单螺杆紧固装置
HAN ZENGQIANG (author)
2021-07-23
Patent
Electronic Resource
Chinese
IPC:
E04G
SCAFFOLDING
,
Baugerüste
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