Tension-compression connecting node at position, provided with hydraulic jack, of deep foundation pit profile steel support and construction method of tension-compression connecting node

The invention discloses a tension-compression connecting node at the position, provided with a hydraulic jack, of a deep foundation pit profile steel support and a construction method of the tension-compression connecting node. The method comprises the following steps: (1) constructing a first secti...

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Bibliographic Details
Main Authors ZHOU DIANWEN, HAN XU, WANG BUXIANG, ZHAO JUN, XU XIANG
Format Patent
LanguageChinese
English
Published 11.07.2023
Subjects
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The invention discloses a tension-compression connecting node at the position, provided with a hydraulic jack, of a deep foundation pit profile steel support and a construction method of the tension-compression connecting node. The method comprises the following steps: (1) constructing a first section of profile steel support; (2) constructing a second section of profile steel support; (3) placing a hydraulic jack; (4) the profile steel supporting end plate is connected with the hydraulic jack support end plate through a hydraulic jack connecting bolt; (5) a hydraulic jack is started to apply pre-pressure to the profile steel support; (6) locking the hydraulic jack after the pre-pressure is applied; and (7) the two profile steel supporting end plates are connected through profile steel supporting connecting bolts. The hydraulic jack is connected with the profile steel support through the bolt, and it is guaranteed that the connecting joint can transmit pressure; the two section steel supports are connected th
Bibliography:Application Number: CN202310443329