BOILER FOR HOT WATER OF ACCUMULATING TYPE, HAVING FUNCTION OF PROPORTIONAL CONTROL OF AMOUNT OF HEAT AND FUNCTION OF PREVENTION OF REVERSE FLOW Russian patent published in 2020 - IPC F23L13/04 F23L3/00 F24H9/20 F24H9/00 

FIELD: heating equipment.

SUBSTANCE: invention relates to hot-water boiler of accumulating type, having function of proportional control of amount of heat and function of prevention of reverse flow. Boiler comprises housing with space therein and separate fire chamber on upper part of space; burner housing, installed on the upper part of the fire chamber and equipped with a burner inside for the flame supply into the fire chamber; an air blower housing connected to the burner body and provided with an air blower for guiding air into the burner body; and a check valve installed on one side of the burner body, connected to the air blower housing, or on one side of the air blower housing, connected to the burner housing, and moving air supplied from an air blower, in the direction of the burner, wherein the check valve is configured to be opened by pressure of air supplied from the blower, and closing by pressure of gas generated by flame supplied by burner.

EFFECT: present invention aims at presenting a storage hot water boiler, having function of proportional control of amount of heat and function of backflow prevention to prevent reverse flow of waste gas, with simple design.

9 cl, 7 dwg