Multifunctional stress testing device for pile foundation underpinning

• Main Authors: CHENG LONGFEI, LIU FANGPING, LIU LU, YAN LEI, MIAO XIUPENG
• Format: Patent
• Language: Chinese; English
• Published: 06.07.2018
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

The invention discloses a multifunctional stress testing device for pile foundation underpinning, and mainly relates to the technical field of building construction. The multifunctional stress testingdevice comprises at least three arc-shaped bases, wherein a connecting support plate is arranged between every two adjacent arc-shaped bases, a plurality of supporting frames are arranged on the topof each arc-shaped base from bottom to top, and two vertical guide rods are arranged on each supporting frame; a supporting block is arranged between the two vertical guide rods of each supporting frame, and a guide rail is arranged at the top of each supporting block in the radial direction of the corresponding arc-shaped base; the top of each guide rail is provided with a supporting sliding block, and a horizontal supporting column is arranged on the side, close to the circle center of the corresponding arc-shaped base, of each supporting sliding block, the end, away from the corresponding supporting sliding block, o