Patent ID: 8557107
Filing Date: 2013-10-15
Classification: B01D,C02F

Abstract:
1. A sewage treatment system comprising: a treatment tank that is a tank for receiving sewage, having a funnel disposed in the treatment tank on the bottom side thereof, a valve disposed on an outlet of the funnel and a drain pipe connected to the valve correspondingly; a stirring apparatus mounted in the treatment tank and including a first power motor that drives a shaft with blades while the shaft is extendable so that the blades rotate and stir the sewage; a spray part that is disposed with a second power motor for transmission of chemicals through a pipe having small holes therearound and the pipe located in an upper part of the treatment tank; and a centrifuge separator that is connected to the treatment tank for receiving water from the treatment tank in which contaminants in the sewage have been removed; the centrifuge separator having an inner drum arranged with filter cloth and an outer drum connected to an outlet pipe; the inner drum is driven to rotate by a third power motor thereunder so as to filter the water by centrifugation and the water is moved to the outer drum; the outlet pipe conveys the purified water.