High-purity germanium dioxide solution back flushing device

The utility model discloses a high-purity germanium dioxide solution back flushing device, and relates to the technical field of germanium dioxide production. The device comprises a four-way connecting piece, side discharging pipes and a flushing assembly, connectors on the left side and the right side of the four-way connecting piece are connected with the side discharging pipes, and third valves and the flushing assembly are arranged on the side discharging pipes respectively; the flushing assembly comprises a connecting pipe, a top seat, a ball head and a flushing pipe; the connecting pipe is communicated with the side discharging pipe, a top seat is integrally formed at the top of the connecting pipe, the flushing pipe is inserted into the top seat, a ball head is fixed at the end part of the flushing pipe, and the ball head is matched with a ball groove in the top seat. According to the utility model, the side discharge pipe and the flushing assembly are arranged, and the flushing assembly with a reverse