Rock damage space-time evolution test system in deep complex environment

• Main Authors: LEI XIAOZHANG, WANG CHUNPING, CHEN GANG, LIAO YILIN, ZHU ANQI, XUE DONGJIE, ZHANG QIANGXING, XU DENG, CHEN FEI, WEI JINBING, LIU JIANFENG, FU WENXI
• Format: Patent
• Language: Chinese; English
• Published: 23.07.2019
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The utility model discloses a rock damage space-time evolution testing system in a deep complex environment. The rock damage space-time evolution testing system comprises an acoustic emission sensor assembly and an acoustic emission amplifier assembly which are arranged on a rock mechanics testing machine, a three-axis cavity coupling bracket is arranged on the outer wall of the three-axis cavityand located between the two acoustic emission sensor assemblies. The triaxial cavity coupling bracket comprises a plate-shaped bracket, two sickle-shaped brackets and at least three bracket bolts, andcan be tightly hooped on the outer wall of the triaxial cavity; two guide columns are vertically fixed to the side face of the plate-shaped bracket, the acoustic emission amplifier assembly is installed between the two guide columns and above the plate-shaped bracket, and the acoustic emission amplifier assembly is connected with the acoustic emission sensor assembly through a signal line. The test system disclosed by the