Patent ID: 8919574
Filing Date: 2014-12-30
Classification: B01D,C02F

Abstract:
1. A water purifier comprising: an outer tube including a bottom wall, an outer surrounding wall extending upwardly from said bottom wall, a top wall covering said outer surrounding wall, and a partition wall connected to said outer surrounding wall and disposed between said top and bottom walls to divide said outer tube into a lower storage chamber and an upper storage chamber; an intermediate tube disposed in said outer tube and including an intermediate surrounding wall that extends downwardly from said top wall of said outer tube and that defines a guide receiving space, said intermediate surrounding wall including a flow guide section disposed in said upper storage chamber, and an extension section disposed in said lower storage chamber, said flow guide section having a plurality of angularly spaced-apart inclined through holes to fluidly communicate said guide receiving space and said upper storage chamber; an inner tube disposed in said intermediate tube and including an inner surrounding wall that defines a water-exit passage, said inner surrounding wall including a water-exit section extending through said top wall of said outer tube, a liquid collecting section disposed in said extension section of said intermediate surrounding wall without extending beyond said extension section, and a connecting section connected between said water-exit section and said liquid collecting section and disposed in said flow guide section of said intermediate surrounding wall, said liquid collecting section having a plurality of angularly spaced-apart inclined guide holes to fluidly communicate said guide receiving space and said water-exit passage; a water circulation unit including a water inlet pipe disposed on said outer surrounding wall and communicating fluidly with said upper storage chamber, at least one upper water drain pipe disposed on said outer surrounding wall spaced apart from said water inlet pipe and communicating fluidly with said upper storage chamber, and at least one lower water drain pipe disposed on said outer surrounding wall and communicating fluidly with said lower storage chamber; and a guide unit including a plurality of flow guide plates disposed on said intermediate surrounding wall at positions corresponding to said inclined through holes in said flow guide section.