And ion exchanger is used for removing ions in liquid

The utility model discloses an ion exchanger which comprises a barrel, one axial end of the barrel is provided with an outlet component, and the other axial end of the barrel is provided with an inletcomponent; a separation structure formed by connecting a plurality of separation pieces in series in an inserted mode is arranged in the cylinder body. The radial outer end of the separator is connected with the inner wall of the cylinder; a plurality of runner holes are uniformly formed in the plane, perpendicular to the axis, of the separator; the runner holes of the separators communicated inthe same straight line direction form a runner, and each runner is filled with cation resin particles and anion resin particles; the ratio of the sectional area to the average area of each runner holeis 0.8-1.2; through grooves communicated with the adjacent flow channels are formed in the positions, at the joints of the flow channel holes, of the two axial end portions of the separators. According to the utility model, th