Fecha de publicación: 04/03/2022 Fuente: Wipo "BigData" The utility model discloses a big data sharing device based on a block chain, relates to the technical field of big data sharing devices, and aims to solve the problem that an existing big data sharing device is not stable enough in placement. The big data sharing device based on the block chain comprises a box body, fixing shells are arranged at four corners of the exterior of the box body, lifting devices are arranged in the fixing shells, bottom foot shells are arranged at the lower ends of the lifting devices, the bottom foot shells are fixedly connected with the lifting devices, first telescopic shells are installed at the lower ends of the interiors of the bottom foot shells, and the first telescopic shells are fixedly connected with the bottom foot shells. A second rubber pad is installed on one side of the lower end of the first telescopic shell, a first damping spring is installed in the first telescopic shell, a bottom foot disc is installed at the lower end of the first telescopic shell, a first rubber pad is installed at the lower end of the bottom foot disc, a shell is arranged on one side of the upper end of the exterior of the box body, and the shell is fixedly connected with the box body; a fixing column is installed in the shell and rotationally connected with the shell.