OUTDOOR BOILER Russian patent published in 2017 - IPC F24H1/00 F23C3/00 

FIELD: heating system.

SUBSTANCE: outdoor boiler comprises a heat-water-resistant body 1 within the framework of which there is a flue heat exchanger 2 with a furnace unit 3. The flue heat exchanger 2 comprises a blasting burner 4, a chimney raft 5, feed 6 and return 7 lines respectively, and the furnace unit 3 internal surface is coated with the refractory ceramic fiber 8. The boiler is fitted with the impact plate 9 of a size no greater than 1/2 of a furnace unit cross section. The furnace unit is insulated by the refractory ceramic fiber and is mounted on the top 1/3 part of the furnace unit 3.

EFFECT: increasing the path length of the gas flame before the contact with flue heat exchanger with full reburning.

1 dwg