Secondary lining trolley for large-section subway station hall layer

The utility model discloses a secondary lining trolley for a large-section subway station hall layer, and belongs to the technical field of tunnel construction. The secondary lining trolley comprises two steel pipe stand columns and a secondary lining trolley body. The secondary lining trolley body...

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Bibliographic Details
Main Authors DONG GUANGKUN, LUO GUILIN, ZHANG XIN, WANG BO
Format Patent
LanguageChinese
English
Published 28.05.2024
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model discloses a secondary lining trolley for a large-section subway station hall layer, and belongs to the technical field of tunnel construction. The secondary lining trolley comprises two steel pipe stand columns and a secondary lining trolley body. The secondary lining trolley body comprises a frame, a supporting frame, a main cross beam and a first hydraulic jack. A supporting beam is arranged below the top of the frame, a plurality of longitudinal beams are connected to the lower portion of the supporting beam, the first hydraulic jacks are arranged below the main cross beams, and the ends of the first hydraulic jacks are installed at the ends of the steel pipe stand columns and the ends of reinforced concrete stand columns of a platform layer through supporting legs respectively. According to the secondary lining trolley for the large-section subway station hall layer, three sets of stress points are formed by utilizing a set of existing reinforced concrete stand columns of the platform la
Bibliography:Application Number: CN202323041188U