Three-axis test device for rock core

• Main Authors: XU YANCHAO, TIAN CHUNYAN, ZHANG QIANGQIANG, WU JIAN, LI JIANFENG, LIU BINGYING, LI YANLONG, JIANG QUANSHAN, SUN YUEKAI, WANG YUHANG, TIAN YONG, FAN ZHONGXIAN, YU RANGANG, CUI PENGKUN, KANG MENGMENG, CHEN FEI, ZHANG YIN
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2017
• Subjects: INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; PHYSICS; TESTING

The invention discloses a three-axis test device for a rock core. The three-axis test device comprises a three-axis clamping device, a pressure chamber and a monitoring system, wherein the three-axis clamping device clamps the pressure chamber; the pressure chamber is of a cylindrical structure with a closed top surface and a closed bottom surface, the inside of the pressure chamber is sequentially divided into a first space, a second space and a third space which are independent of one another from top to bottom, a plunger running through the top and the bottom of the pressure chamber comprises an upper plunger and a lower plunger which are vertically and symmetrically arranged and is inserted in the axis direction of the pressure chamber, the upper plunger penetrates through the first space to extend to the second space, and a baffle is arranged between an outer ring of a part, positioned in the first space, of the upper plunger and the pressure chamber; the lower plunger penetrates through the third space