Uv - disinfecting device for waste water and drinking water with a cleaning device

摘要

The invention relates to a uv - disinfecting device for waste water and drinking water, with a number of cladding tubes (18) arranged uv - radiators (30), wherein the cladding tubes (18) essentially symmetrical with respect to a longitudinal axis (11) are formed, as well as with a cleaning device for the cladding tubes (18) which comprises the following:- at least one of the jacket tube (18) surrounding the cleaning ring (1) for each of the jacket tube, wherein the at least one cleaning ring a wiper ring resting on the clad tube has,- at least one drive means (31, 32) for the drive of the cleaning ring (1) in the direction of the axis (11), wherein- Feeding means for a supply of pressure fluid under elevated pressure of a pressure source to the scraper ring are provided, and- that the scraper ring of the pressurized fluid in the direction of the jacket tube can be acted upon by pressure.