Pneumatic magnetic pump

The invention discloses a pneumatic magnetic pump and belongs to the technical field of magnetic driving and pneumatics. A conveying impeller shaft is positioned between a left pump body and a shielding sleeve; a conveying component is sleeved on the conveying impeller shaft; a driving impeller shaft is positioned between the shielding sleeve and a right pump body and is connected with a driving component through a deep groove ball bearing; the driving component is formed by sequentially connecting an outer magnetic ring, a driving impeller left baffle, a driving impeller framework, a driving vane and a driving impeller right baffle; the conveying component is formed by sequentially connecting a conveying impeller left baffle, a conveying vane, a conveying impeller framework, an inner magnetic ring and a conveying impeller right baffle; and the left pump body, the shielding sleeve and the right pump body are connected through bolts, and are sealed by O-shaped rubber sealing rings, with high tightness. The pne