INFRA-RED IRRADIATION GAS BURNER Russian patent published in 2007 - IPC F23D14/12 

FIELD: gas burners for heating devices of different designation used in different branches of technology and industry and using heat of combusted gases.

SUBSTANCE: changeable IR-irradiation gas burner includes housing in the form of carcass of non-detachably joined one to other upper and lower tubular members with mutually communicating through cavities. In carcass seats for main and additional sections are formed. In seat of each section burner nozzle is arranged. Seats of carcass are connected through diffusers of mixers with ejector in zone for dispensing gas-air mixture. Each burner nozzle is in the form of gas permeable plate made of fiber members placed onto latticed carcass and made of refractory and heat resistant material for forming open three-dimensional porosity in the form of through labyrinth ducts. Gas jet is mounted on gas supplying branch pipe and it is embraced by front portion of ejector. Front portion (along feed direction of natural gas) of ejector is provided with air intake and with air supply regulator. On lower tubular members of carcass along their perimeter, embracing ejector and fluid-tight air conduit in the form of detachable casing connected with atmosphere air are mounted. Cavity of detachable casing is communicated with air intake of ejector and with through cavities of upper and lower tubular members of carcass.

EFFECT: improved design of gas burner.

3 cl, 3 dwg