WATER SUPPLY, DOMESTIC SEWAGE SEPARATION AND TREATMENT FOR RESIDENTIAL BUILDINGS, STRUCTURES Russian patent published in 2012 - IPC E03B1/00 

FIELD: construction.

SUBSTANCE: system comprises two discharge stacks, a treatment facility, a pump to supply treated water, a step-up pump. The first discharge stack is arranged as capable of draining black water and kitchen sewage water into municipal sewerage. The second discharge stack is arranged with the possibility of discharging other domestic waters into a treatment facility. The treatment facility is connected by means of pipelines via a pump to supply treated water with an accumulating tank. The accumulating tank is connected via a pipeline with a step-up pump. The step-up pump is arranged with the possibility of supplying treated water via at least one hydraulic accumulator into a return water manifold. The return water manifold is arranged with the possibility of supplying treated water into at least one flush tank of a toilet and to a system of internal fire fighting.

EFFECT: design will make it possible to reduce consumption of domestic water.

11 cl, 1 dwg