Automatic retaining system and method for rectangular pipe jacking construction

The invention discloses a rectangular jacking pipe construction automatic retaining system which comprises a fixing frame and a retaining device, and the fixing frame is arranged in a starting well on the outer side of a jacking pipe; the retaining device comprises a retaining seat body, an automati...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LEE SUCK-DUCK, SONG QINMIAO, PENG JING, TAN CHONG, LIANG RONGZHU, HUANG DONG, WU KAI, HUANG WENXIA, LI ZHONGCHAO, LI HAI, CAI BINGHUA, WANG LIXIANG, HUO CHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EARTH DRILLING ENGINEERING ELEMENTS AND UNITS FIXED CONSTRUCTIONS GALLERIES GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LARGE UNDERGROUND CHAMBERS LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING MINING PIPES SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS SHAFTS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TUNNELS WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a rectangular jacking pipe construction automatic retaining system which comprises a fixing frame and a retaining device, and the fixing frame is arranged in a starting well on the outer side of a jacking pipe; the retaining device comprises a retaining seat body, an automatic pop-up piece and a retaining rod; the retaining seat body is mounted on the fixing frame, a retaining groove is formed in the retaining seat body, an automatic pop-up piece is arranged at the bottom in the retaining groove, one end of the automatic pop-up piece is connected with the retaining groove, the movable end of the automatic pop-up piece is connected with one end of the retaining rod, the other end of the retaining rod is a working end, and the front side of the working end is an inclined plane; the working end of the retaining rod is matched with a retaining hole formed in the outer portion of the jacking pipe. The invention further provides an automatic retaining method for rectangular pipe jacking cons