Intelligent open-cut tunnel deep foundation pit supporting structure and construction method thereof: Fid-Bau Portal

Intelligent open-cut tunnel deep foundation pit supporting structure and construction method thereof

GUAN XINGDONG / CAO YONG / LI YUAN / SHEN GUOGEN / TU ZHENGZHONG

The invention relates to an intelligent open-cut tunnel deep foundation pit supporting structure and a construction method thereof, in particular to the intelligent open-cut tunnel deep foundation pit supporting structure. The supporting structure comprises a supporting plate, fixing piles, strong pulling inhaul cables and early warning inhaul cables, wherein the strong pulling cables are connected between the supporting plate and the fixed piles, each early warning inhaul cable comprises two chains connected to the supporting plate and the fixing piles respectively and an early warning pipe connected between the two chains, each early warning pipe comprises an outward inclination early warning pipe, each outward inclination early warning pipe comprises an easy-to-break column, the two ends of the easy-to-break column are pulled by two chains respectively, and one side of each easy-to-break column is provided with a first early warning assembly capable of giving an alarm along with breakage of the easy-to-break column. The supporting structure has the effect of improving the safety of foundation pit supporting.

本申请涉及一种智能化明挖隧道深基坑支撑结构及其施工方法，尤其涉及一种智能化明挖隧道深基坑支撑结构，包括支护板、固定桩、强拉拉索以及预警拉索；强拉拉索连接于支护板与固定桩之间；预警拉索包括两分别连接于支护板与固定桩的锁链以及连接于两锁链之间的预警管；预警管包括外倾预警管，所述外倾预警管包括两端分别由两锁链拉持的易断裂柱，所述易断裂柱的一侧设置有随易断裂柱断裂能够发出警报的预警组件一。本申请具有提高基坑支护的安全性的效果。

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