Top pillar structure for top culvert construction of underpass overpass

The utility model discloses a top pillar structure of underpass overpass top culvert construction, which comprises a steel pipe, a first square steel plate and a second square steel plate, the two ends of the steel pipe are respectively connected with the first square steel plate and the second squa...

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Bibliographische Detailangaben
Hauptverfasser:	HOU YUEWEI, LIU JIDONG, JIAO SHIZHAO, DING XIUCHANG, ZHAO FANGCHAO, ZHANG LIUBIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTIONOF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, ORTHE LIKE CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS
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Beschreibung
Zusammenfassung:	The utility model discloses a top pillar structure of underpass overpass top culvert construction, which comprises a steel pipe, a first square steel plate and a second square steel plate, the two ends of the steel pipe are respectively connected with the first square steel plate and the second square steel plate, and the first square steel plate and the second square steel plate are fixedly connected with the steel pipe in a welding mode. Four reinforcing connecting rods are arranged between the first square steel plate and the steel pipe, and four reinforcing connecting rods are arranged between the second square steel plate and the steel pipe; a circular protrusion is arranged at the center of the outer end face of the first square steel plate, and a circular groove is formed in the center of the outer end face of the second square steel plate. The device is easy to manufacture, simple in structure and low in cost; after a circular bulge and a circular groove are matched for use, two adjacent jacking colum