Prestress adjusting method and anchorage device

The invention relates to a prestress adjusting method and an anchorage device. The prestress adjusting method comprises a step of fixing the anchorage device and a step of adjusting a prestress of ananchor cable, wherein the anchorage device comprises a base and an anchor plate laminated with the ba...

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Bibliographic Details
Main Authors CONG OU, WANG LINAN, HAO HUAGENG
Format Patent
LanguageChinese
English
Published 13.11.2018
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 relates to a prestress adjusting method and an anchorage device. The prestress adjusting method comprises a step of fixing the anchorage device and a step of adjusting a prestress of ananchor cable, wherein the anchorage device comprises a base and an anchor plate laminated with the base; more than two first through holes are formed in the base along the lamination direction of thebase and the anchor plate; more than two second through holes and at least one third through hole are formed in the anchor plate along the lamination direction; the second through holes correspond tothe first through holes in a one-to-one manner; and the orthographic projection of the third through hole in the lamination direction is at least partially projected on the surface of the base, so that a pushing component can pass through the third through hole and push against the base. The prestress adjusting method and the anchorage device are capable of tensioning more than two prestress-lostanchor cables at one time, s
Bibliography:Application Number: CN20181548735