UNDERGROUND STREET AIR CONDITIONER Russian patent published in 2013 - IPC F24F3/16 

FIELD: ventilation.

SUBSTANCE: underground street air conditioner consists of a rectangular housing closed with a cover plate with a hatch, a tray with a pit, which is separated from the roof with a vertical partition wall with an opening between lower edge of the partition wall and the bottom of the tray into a vertical air washer and a cleaning chamber; an intake grid and a plenum fan are located under the roof in the end wall of the air washer; feed and drain pumps are located inside the air washer and connected to a water supply source, sprinkling and flushing devices and a bottom of a storm drainage channel; on inner surface of the end wall of the air washer there placed is a movable vertical damper connected to a float; in the cleaning chamber there located in a staggered order are removable vertical perforated baskets filled with pumice stone granules; an exhaust opening is made in the roof and connected to an above-ground exhaust shaft equipped with an opening with a distributing grid, inside which an ioniser and an exhaust fan is placed; with that, the intake grid of the air washer is interconnected with the storm drainage channel.

EFFECT: enlarging the range of use of a street air conditioner by arranging it under the ground, and providing the possibility of using the already existing storm drainage as its structural component, which improves economic and ecological efficiency of an underground street air conditioner.