GRAVITY-VACUUM SEWAGE SYSTEM Russian patent published in 2020 - IPC E03F1/00 

FIELD: water supply.

SUBSTANCE: invention relates to water disposal. Proposed system comprises receiving and collecting reservoirs, vacuum pump, centrifugal pump, two fans, discharge pipelines and suction pipeline. System is additionally equipped with a residential module consisting of a residential part of a residential module and a technical sub-floor of a residential module, an auxiliary module consisting of a working part of an auxiliary module and a utility subfield of the utility module, an inter-module gateway, at least one sanitary device and drain pipeline, intermediate pipeline, two automatic shut-off elements, check valve, pressure sensor, electric motor of vacuum pump, electric motor of centrifugal pump, two electric motors of fans, three supplying air ducts, two supplying air ducts, two air ducts of preliminary heating, three intermediate air ducts, three automatic air tees with shutters, automatic air choke, suction air duct, two discharge air ducts, two air preparation units with two control units of air treatment units, two air ventilation ducts, three temperature sensors, two sensors of filling control, programmable controller with communication channels. Residential module is connected to auxiliary module by means of modular sluice. At least one drain pipeline, the first supply air duct and the first preheating air duct are located in the residential module. First discharge pipeline, first and second automatic shut-off elements, first fan with electric motor of first fan, first intermediate air duct, first automatic air tee with gates, receiving reservoir with the first temperature sensor and the first filling control sensor are in the technical subfield of the residential module. At least one sanitary device, first air treatment unit with first air preparation units control device, first air duct of ventilation, programmable controller are located in residential part of residential module. Second supply air duct, the second air duct of preliminary heating and the intermediate pipeline are located in the auxiliary module. Check valve, second fan with electric motor of second fan, second intermediate air duct, second automatic air tee with gates, centrifugal pump with electric motor of centrifugal pump are located in technical subfield of auxiliary module. Collecting reservoir with second temperature sensor, pressure sensor and second sensor of filling control, suction air duct, vacuum pump with electric motor of vacuum pump, third intermediate air duct, third automatic air tee with gates, second air preparation unit with second control unit of air preparation units, second air duct, automatic air choke are located in working part of auxiliary module. At least one sanitary device is connected to the first discharge pipeline by means of at least one drain pipeline. First offtake pipeline is connected to the receiving reservoir at the upper point of the receiving reservoir. First supply air duct, the first fan with electric motor of the first fan, the first intermediate air duct, the first automatic air tee with gates are connected in series. First automatic air tee with gates is connected to first air preparation unit by means of first supply pipeline and first pre-heating pipeline, at that, first pre-heating pipeline extends through receiving reservoir. First air duct is connected to the first unit of air preparation. First automatic shut-off element is installed between the drain pipelines and receiving reservoir. Receiving reservoir with the first temperature sensor installed in it and the first sensor of the filling control at the lower point is connected to the collecting reservoir at the upper point by means of the suction pipeline, with the second automatic shut-off element installed on it. Second supply air duct, the second fan with electric motor of the second fan, the second intermediate air duct, the second automatic air tee with gates are connected in series. Second automatic air tee with gates is connected to second air preparation unit by means of second supply pipeline and second pre-heating pipeline, wherein the second pre-heating pipeline passes through the collecting reservoir. Second temperature sensor, pressure sensor and second filling control sensor are installed in the collecting reservoir. Collecting reservoir is connected with suction air duct in upper point. Suction air duct with automatic choke installed on it, vacuum pump with electric motor of vacuum pump, third intermediate air duct, third automatic air tee with gates are connected in series. Third automatic air tee with flaps is connected to the first discharge air duct and to the second unit of air preparation by means of the third supplying air duct. Second air preparation unit is connected to second air duct and second discharge air duct. Intermediate pipeline, centrifugal pump with electric motor of centrifugal pump, discharge pipeline with installed on it third automatic shut-off element are connected in series. Collecting reservoir at lower point is connected with intermediate pipeline. One end of two supply air ducts and two discharge air ducts are located outside of living and auxiliary modules. Third temperature sensor is located outside the housing, utility modules and inter-module lock. Programmable controller is connected to three automatic shut-off elements, three automatic air tees with shutters, automatic air choke, three temperature sensors, two filling control sensors, two electric motors of fans, electric motor of vacuum pump, electric motor of centrifugal pump, two control devices of air preparation units by means of communication channels.

EFFECT: higher efficiency of energy efficiency, wider field of use.

1 cl, 1 dwg