A pressure equalizing ring for a pipe jacking machine

By equipping the pipe jacking machine with a pressure equalization ring containing pressure sensors and signal transmission components, the problem of uneven pressure distribution during pipe jacking construction was solved, thus achieving construction stability and safety, and reducing equipment wear and accident risks.

CN122407209APending Publication Date: 2026-07-17林炳忠
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
林炳忠
Filing Date
2026-06-11
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

During the construction of pipe jacking machines, the pressure distribution of the equalizing ring is difficult to perceive intuitively, which leads to pipe displacement and deformation, accelerated equipment wear, unstable construction, and accidents such as pipe jamming and blockage in complex strata.

Method used

Design a pressure equalization ring for pipe jacking machines, equipped with pressure sensors and signal transmission components, to monitor and feedback the ring pressure in real time, and accurately measure and transmit signals to the control terminal through strain gauge pressure sensors to achieve uniform pressure control.

Benefits of technology

To ensure the stability and safety of pipe jacking construction, reduce equipment wear and tear, avoid construction accidents, and improve construction efficiency and safety.

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Abstract

本发明公开了一种用于顶管机的均压环,环体,所述环体上设有压力传感器,所述压力传感器用于测量所述环体所受的压力,并将测得的压力数值转换为信号;所述环体上还设有信号传输件,所述信号传输件连接于所述压力传感器,所述信号传输件用以将所述信号传输给控制终端,使得当顶管作业中出现顶力不均、压力传递不均的情况时能够及时发现,并且也能够在地层情况较为复杂的时候,实时通过反馈的信号调整顶管机的工作,避免意外事故的发生。
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