公开(公告)号：US20230154357A1

公开(公告)日：2023-05-18

申请号：US18098159

申请日：2023-01-18

Applicant: XI'AN UNIVERSITY OF SCIENCE AND TECHNOLOGY

Inventor： Junwu DU ,  Qingxiang HUANG ,  Yongle LI

IPC: G09B25/02

CPC classification number: G09B25/02

Abstract: Disclosed is an angle-adjustable three-dimensional physical simulation device for equivalent coal seam mining, which comprises a base, a frame, a loading frame, an angle-adjusting device, a limiting plate and a lifting combined module. The top of the base is fixedly connected with the frame; the top of the frame is fixedly connected with the loading frame; the angle-adjusting device is located between the base and the frame; the bottom of the frame is fixedly connected with the limiting plate; the limiting plate is penetrated with a lifting combined module; the lifting combined module comprises a plurality of lifting pieces, and the lifting pieces comprise bolts and cushion blocks; the bolt penetrates through the limiting plate and is in threaded connection with the limiting plate; and one end in the bolt frame is rotatably connected with the cushion block.