Tunnel portal structure for super-large-diameter shield mechanical method connection channel and construction method

Tunnel portal structure for super-large-diameter shield mechanical method connection channel and construction method

The invention discloses a tunnel portal structure for a super-large-diameter shield mechanical method connection channel and a construction method, and the tunnel portal structure for the super-large-diameter shield mechanical method connection channel comprises a tunnel portal area duct piece and a...

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Hauptverfasser: SU DONG, WANG XIAOQIONG, SHU JICHENG, ZHANG LIANG, XIE DIANYAN, TIAN ZHAOPING, JEONG JIN-ATO, GUO SHOUZHI, ZHANG MIN, CHEN XIANGSHENG, HE YAJIE, CHEN JIANFU, WANG JINFENG, CHEN PENG, LIU HAOMING, HUANG SHUHUA
Format: Patent
Sprache:chi ; eng
Schlagworte:
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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creator SU DONG
WANG XIAOQIONG
SHU JICHENG
ZHANG LIANG
XIE DIANYAN
TIAN ZHAOPING
JEONG JIN-ATO
GUO SHOUZHI
ZHANG MIN
CHEN XIANGSHENG
HE YAJIE
CHEN JIANFU
WANG JINFENG
CHEN PENG
LIU HAOMING
HUANG SHUHUA
description The invention discloses a tunnel portal structure for a super-large-diameter shield mechanical method connection channel and a construction method, and the tunnel portal structure for the super-large-diameter shield mechanical method connection channel comprises a tunnel portal area duct piece and a non-tunnel portal area duct piece, the tunnel portal area duct piece comprises a tunnel portal non-cutting part, a tunnel portal machinable part, a double-layer embedded steel ring and a shock isolation mechanism. According to the method, the double-layer embedded steel rings are connected to the framework in the non-cutting part of the tunnel portal, the shock isolation mechanism is fixed between the double-layer embedded steel rings, flexible joint connection is adopted, the shock load in the main tunnel is eliminated through the shock isolation mechanism, and the bearing performance and the energy dissipation and shock isolation performance of duct pieces in the region of the tunnel portal are improved; and fat
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According to the method, the double-layer embedded steel rings are connected to the framework in the non-cutting part of the tunnel portal, the shock isolation mechanism is fixed between the double-layer embedded steel rings, flexible joint connection is adopted, the shock load in the main tunnel is eliminated through the shock isolation mechanism, and the bearing performance and the energy dissipation and shock isolation performance of duct pieces in the region of the tunnel portal are improved; and fat</description><language>chi ; eng</language><subject>EARTH DRILLING ; FIXED CONSTRUCTIONS ; GALLERIES ; LARGE UNDERGROUND CHAMBERS ; MINING ; SHAFTS ; TUNNELS</subject><creationdate>2024</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240409&amp;DB=EPODOC&amp;CC=CN&amp;NR=117846638A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25563,76318</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&amp;date=20240409&amp;DB=EPODOC&amp;CC=CN&amp;NR=117846638A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>SU DONG</creatorcontrib><creatorcontrib>WANG XIAOQIONG</creatorcontrib><creatorcontrib>SHU JICHENG</creatorcontrib><creatorcontrib>ZHANG LIANG</creatorcontrib><creatorcontrib>XIE DIANYAN</creatorcontrib><creatorcontrib>TIAN ZHAOPING</creatorcontrib><creatorcontrib>JEONG JIN-ATO</creatorcontrib><creatorcontrib>GUO SHOUZHI</creatorcontrib><creatorcontrib>ZHANG MIN</creatorcontrib><creatorcontrib>CHEN XIANGSHENG</creatorcontrib><creatorcontrib>HE YAJIE</creatorcontrib><creatorcontrib>CHEN JIANFU</creatorcontrib><creatorcontrib>WANG JINFENG</creatorcontrib><creatorcontrib>CHEN PENG</creatorcontrib><creatorcontrib>LIU HAOMING</creatorcontrib><creatorcontrib>HUANG SHUHUA</creatorcontrib><title>Tunnel portal structure for super-large-diameter shield mechanical method connection channel and construction method</title><description>The invention discloses a tunnel portal structure for a super-large-diameter shield mechanical method connection channel and a construction method, and the tunnel portal structure for the super-large-diameter shield mechanical method connection channel comprises a tunnel portal area duct piece and a non-tunnel portal area duct piece, the tunnel portal area duct piece comprises a tunnel portal non-cutting part, a tunnel portal machinable part, a double-layer embedded steel ring and a shock isolation mechanism. 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subjects EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
title Tunnel portal structure for super-large-diameter shield mechanical method connection channel and construction method
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