Filtering apparatus of reverse osmosis drinking machine

The utility model provides a filtering apparatus of reverse osmosis drinking machine. The utility model mainly consists of a filtering apparatus host machine consisting of a host machine plate, a reverse osmosis water filter, a filter cartridge, a four-side valve, a tube, a quick joint and a three-direction joint, combined with a postpositive activated carbon filter core, and is equipped with a separation type motor turbocharger, wherein, two retaining margins are bent downward respectively on the front and back sides of the integrally formed host machine plate panel; the retaining margin surface on the back side is provided with a plurality of hanging holes; the panel is bent inward to make the back section of the panel arched upward of a proper angle, and two outer sides are provided with a gap inward; the proper position on the panel is provided with a button-hold part and a support block for the erection of the reverse osmosis water filter; the front and back section of the panel are respectively provided with a through keying hole fit and keyed with the keying column of the filter cartridge; the panel bottom is provided with a reinforcing strip rib and a buckle piece. Due to the above structure, the four-side valve and each tube are buckled together with the buckle piece of the host machine plate, and the pipeline is simultaneously hidden without being exposed, which is convenient in assembling and can more effectively save equipment cost.