| 摘要 |
<p>A magnet pump, comprising a synthetic resin casing divided into a front casing (2) and a rear casing (3), forming, therein, an impeller storage chamber (4) and a magnet can storage chamber (5) continued to the impeller storage chamber, and having suction and discharge ports for transfer fluid provided therein, a drive transfer body (51) providing a rotating drive force to a driven magnet (14) and an impeller magnetically connected to each other through the rear casing (3), the disk-shaped impeller (21) having, therein, a flow path for sucking the transfer fluid from a center part, transferring in outer radial direction, and discharging from the outer peripheral part and fixed to the tip part of a magnet can (11), a vortex chamber (41) formed at a position where the front casing is divided into front casing (2) and the rear casing (3) so as to surround the outer peripheral part of the impeller (21) along the outer periphery of the impeller storage chamber (4), and extension parts (41a) and (41b) extended from both sides of the casings in the rotating axis direction of the impeller (21) and provided at the inlet of the vortex chamber (41).</p> |
