High-purity gas supercharging device

The invention relates to a high-purity gas supercharging device, which relates to the technical field of gas compression, and comprises a supercharging bracket, a cylinder sleeve fixedly mounted on the supercharging bracket, a magnetic piston mounted in the cylinder sleeve in a sliding manner, an outer magnet sleeved on the peripheral wall of the cylinder sleeve, and a driving assembly for driving the outer magnet to move along the axis of the cylinder sleeve, mounting seats are mounted at the two ends of the cylinder sleeve, an air inlet hole and an air outlet hole are formed in each mounting seat, an air inlet one-way valve is mounted at the air inlet hole, an air outlet one-way valve is mounted at the air outlet hole, and an air inlet pipeline communicated with the air inlet hole and an air outlet pipeline communicated with the air outlet hole are mounted on each mounting seat. The driving assembly is used for driving the outer magnet to reciprocate along the cylinder sleeve, the outer magnet drives the ma