Composite tunnel lining structure

The utility model relates to the technical field of tunnel lining, and discloses a combined type tunnel lining structure which comprises a tunnel lining body primary supporting structure, and a tunnel lining body secondary supporting structure is fixedly installed on the inner wall layer of the tunn...

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Bibliographic Details
Main Authors ZHOU CHENGSONG, YU HUABIAO, ZHANG HONGDONG, ZHANG BIN, FAN XINYUE, YANG PENGFEI
Format Patent
LanguageChinese
English
Published 10.11.2023
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model relates to the technical field of tunnel lining, and discloses a combined type tunnel lining structure which comprises a tunnel lining body primary supporting structure, and a tunnel lining body secondary supporting structure is fixedly installed on the inner wall layer of the tunnel lining body primary supporting structure. A concrete reinforcing layer is fixedly installed on the inner side wall of the tunnel lining body secondary supporting structure. The tunnel lining body preliminary bracing structure comprises single-layer sprayed concrete, a built-in steel frame is fixedly installed in the single-layer sprayed concrete, and a plurality of anchor rods are evenly and fixedly installed on the outer end face of the single-layer sprayed concrete; the tunnel lining body secondary supporting structure comprises an upper mounting layer, the upper mounting layer is fixedly mounted on the inner side wall face of single-layer sprayed concrete, a middle mounting layer is fixedly arranged on the in
Bibliography:Application Number: CN202321552702U