Formwork erecting device for hand digging type pipe jacking construction

The utility model relates to a formwork supporting device for hand digging type pipe jacking construction, which comprises a vertical supporting pipe arranged in the middle of a working well; the formwork surrounds a circle with the supporting pipe as the circle center, is spaced from the inner wall...

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Main Authors YU SHU, PENG XUEJUN, HU BOLING, LU XIN, BO HAIYANG, YANG WEI, LIU YUNLONG, HU ERZHONG, SUN KAIMIN, LING TAO, TANG YU
Format Patent
LanguageChinese
English
Published 11.08.2023
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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Summary:The utility model relates to a formwork supporting device for hand digging type pipe jacking construction, which comprises a vertical supporting pipe arranged in the middle of a working well; the formwork surrounds a circle with the supporting pipe as the circle center, is spaced from the inner wall of the working well and is used for pouring a reinforced concrete protection wall of the working well; the horizontal supporting rods are arranged between the supporting pipe and the template, are radially distributed by taking the supporting pipe as a circle center, and are annularly arranged at intervals; the chordwise supporting rods are fixedly connected with the horizontal supporting rods and are distributed by taking the supporting pipe as a chord line of a circle center, and the chord line does not pass through the circle center; and the steel bar is tightly attached to the template and is annularly connected with the end part of the circle of horizontal supporting rod. According to the utility model, the a
Bibliography:Application Number: CN202223356242U