HEATING APPLIANCE Russian patent published in 2003 - IPC

FIELD: thermal power plants; air heating plants for air heating of stock-rearing farms. SUBSTANCE: proposed heating appliance has cylindrical housing with axial-flow fan at end face; said fan is provided with impeller and electric motor; it is mounted in housing at spaced relation; proposed heating appliance includes also cylindrical furnace divided into two chambers by means of diaphragm; end face of this furnace is provided with swirler made in form of disk with cuts and inclined blades; heating appliance is also provided with burner located inside first (in way of motion of air) chamber and connected with fuel source by means of pipe line; second chamber is provided with slots with guide baffles projecting to zone of clearance of fan; swirler is provided with additional flat disk tightly adjoining swirler and mounted coaxially for making turn; said flat disk has cuts whose number is equal to number of cuts in swirler; cuts in disk and in swirler have similar shape. EFFECT: improved quality of mixture being burnt; reduced noise level. 6 cl, 1 dwg