Test device of simulation tunnel excavation off -load

The utility model discloses a test device of simulation tunnel excavation off -load, including axis, bearing structure and steel pipe piece, the steel pipe piece just has more than two for the arc piece, the radian of steel pipe piece and the tunnel inner wall looks adaptation that will simulate, an...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: GAO JIN, HUA CHUNXIANG, GUO GENGXIN, LI TIANBIN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a test device of simulation tunnel excavation off -load, including axis, bearing structure and steel pipe piece, the steel pipe piece just has more than two for the arc piece, the radian of steel pipe piece and the tunnel inner wall looks adaptation that will simulate, and the steel pipe piece more than two encircles to paste in proper order to be established on the tunnel inner wall that will simulate, and has constituted cylindrical inner chamber between the steel pipe piece more than two, the axis sets up in the the central axis of cylindrical inner chamber department, and bearing structure includes the connecting rod and connect the bracing piece at the connecting rod both ends respectively, and wherein to pass through bracing piece fixed mounting epaxial infor the connecting rod, still installs the bearing on the connecting rod, and the bearing is connected with the interior pipe wall slip support of steel pipe piece, the beneficial effects of the utility model are that: " fir