Automatic continuous monitoring system for subway deep tunnel engineering construction safety and information platform

Abstract

The invention relates to an automatic continuous monitoring system for subway deep tunnel engineering construction safety, which belongs to the field of tunnel construction safety monitoring and earlywarning, and comprises a sensor unit, a data acquisition and transmission unit, a data processing and control unit and a construction safety evaluation program module, the sensor unit collects displacement, strain, settlement and inclination angle monitoring information; the data acquisition and transmission unit comprises a sensor wireless data transceiver and a wireless data relay transceiver and is used for wirelessly transmitting and receiving inclination angle monitoring information among all the units; the data processing and control unit comprises a computer, and the construction safety assessment program module performs wavelet packet analysis on at least one of displacement, strain, settlement and inclination angle monitoring information data when executed by the computer, and identifies the occurrence time, damage position and damage degree of tunnel structure damage. The method has the advantages of real-time performance, convenience, high efficiency and accuracy.

Description

technical field [0001] The invention belongs to the field of tunnel construction safety monitoring and early warning, and more particularly relates to an automatic and continuous monitoring system and an information platform for the safety of subway deep tunnel engineering construction. Background technique [0002] The construction of subway deep tunnels and other projects is difficult due to its concealment, uncertainty and variability, which seriously affects the construction progress, project quality and construction safety. The purpose of construction monitoring of deep tunnel engineering is to monitor and grasp the basic conditions of the engineering structure such as stress and inclination angle in time, so as to guide the construction of the project and ensure the safety of the construction. [0003] Due to the complexity of deep tunnel underground engineering geological conditions, the limitations of design and construction methods, and the influence of various unce...

AI Technical Summary

Problems solved by technology

[0005] Aiming at the above defects or improvement needs of the prior art, the present invention provides an automatic and continuous monitoring system and information platform for the safety of subway deep tunnel engineering construction. Wireless network transmission can monitor the foundation pit support structure, tunnel enclosure structure, surrounding environment and changes in rock and soil properties in real time, which is helpful for engineers to dynamically adjust construction, design parameters or operation and maintenance plans in real time according to the monitoring information to ensure Engineering safety and quality, thereby solving the technical problems of low efficiency, high maintenance costs, and low informatization of existing monitoring technologies

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