Triaxial coupling test active deformation testing device and testing method

CN116804608BActive Publication Date: 2026-05-12ANHUI UNIV OF SCI & TECH
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ANHUI UNIV OF SCI & TECH
Filing Date
2023-03-29
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

Existing fiber-soil coupling testing devices have poor adaptability to simulated soil and rock parameters, small model scale, simple simulation environment, difficulty in realizing dynamic segmented testing under high confining pressure, large error in test results, and lack of active deformation coupling evaluation.

Method used

Design a triaxial coupling active deformation testing device, including two symmetrically arranged cylindrical test cylinders, a confining pressure power mechanism and a hydraulic pump station. The device realizes active deformation testing under high confining pressure through a hydraulic system, and uses sealed connections and guide pulleys to protect the optical fiber. It can perform multi-parameter testing under different media.

Benefits of technology

It realizes fiber-soil coupling testing under multi-media interaction conditions, enables active deformation evaluation under high confining pressure, improves the accuracy and consistency of test results, and is suitable for fiber optic survey lines and soil co-deformation tests under different burial depth conditions.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application relates to a kind of triaxial coupling test active deformation testing device and testing method, the device includes rack, two cylindrical test cylinders are symmetrically arranged on the rack, confining pressure power mechanism and hydraulic pump station, the two ends of test cylinder are respectively provided with flange, two test cylinders are detachably connected by flange, two test cylinders form closed complete test cylinder after butt joint, displacement pressure mechanism is provided at one end of test cylinder.The testing device provided by the present application meets the current deep mining conditions: different confining pressure conditions, different moisture content conditions, different media, active deformation test device of interactive filling.By active deformation test, the fiber-soil coupling deformation mechanics characterization under the condition of multiple media replacement interaction is researched.
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