DOMESTIC GAS BURNER FOR HOT-WATER BOILERS PROVIDED WITH AUTOMATIC CONTROL SYSTEMS Russian patent published in 2003 - IPC

FIELD: heat-power engineering; hot-water boilers working on natural gaseous fuel. SUBSTANCE: proposed gas burner includes water temperature regulator, protective unit with flame and draft sensors connected with it, gas burner unit and ignition torch. Besides that, protective unit is made in form of cutoff valve; gas burner unit, ignition torch and flame sensor are secured on panel which is mounted in lower portion of hot-water boiler. Draft sensor is secured in center portion of boiler shell and water temperature regulator sensor is introduced into upper portion of boiler. Lower portion of panel is provided with holes and movable damper also provided with holes over entire length. Inspection port made in panel near flame sensor is closed with damper. Header with nozzles is secured on front side of panel and ignition torch and burner tubes are secured on inner side. EFFECT: simplified construction; facilitated procedure of mounting; ease in service and maintenance. 4 cl, 2 dwg