Pressure type damping and energy dissipation pre-stressed anchor bolt structure and construction method

The invention discloses a pressure type damping and energy dissipation pre-stressed anchor bolt structure and a construction method. The anchor bolt structure comprises an anchor bolt body comprisingan anchoring section and a free section, the anchoring section is used for being connected into a gro...

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Bibliographic Details
Main Authors YAO YUCHUN, YE SHIBIN, YUAN BIYU, LIU YANG
Format Patent
LanguageChinese
English
Published 06.03.2020
Subjects
EARTH DRILLING
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
GALLERIES
HYDRAULIC ENGINEERING
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
SOIL SHIFTING
TUNNELS
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The invention discloses a pressure type damping and energy dissipation pre-stressed anchor bolt structure and a construction method. The anchor bolt structure comprises an anchor bolt body comprisingan anchoring section and a free section, the anchoring section is used for being connected into a grouting body of an anchor bolt hole, gaps exist around the free section, the free section is tensioned and connected with an energy dissipation device, and the energy dissipation device can drive the free section to reciprocate in the length direction of the free section and is used for being anchored onto a to-be-reinforced structural body. The anchor bolt structure has the characteristics of being simple to operate, capable of avoiding effects of anchor bolt structure pre-stress and a support component on construction, economical, environmentally friendly, convenient to promote and the like. 本发明公开了一种压力型减震消能预应力锚杆结构及构造方法，该锚杆结构包括锚杆本体，所述锚杆本体包括锚固段和自由段，所述锚固段用于连接于锚杆孔的注浆体中，所述自由段四周具有空隙，所述自由段张拉并连接消能装置，所述消能装置能够带动所述自由段沿所述自由段长度
Bibliography:Application Number: CN201911352098