Gas supply control system and gas furnace

• Main Authors: SHEN BIN, ZHOU HANGQUAN, MAO XUEFEI, LIU XIANGHUA
• Format: Patent
• Language: Chinese; English
• Published: 03.10.2023
• Subjects: APPARATUS FOR MAKING BEVERAGES; BLASTING; COFFEE MILLS; COMBUSTION APPARATUS; COMBUSTION PROCESSES; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HEATING; HUMAN NECESSITIES; KITCHEN EQUIPMENT; LIGHTING; MECHANICAL ENGINEERING; OTHER DOMESTIC STOVES OR RANGES; RANGES; REGULATING OR CONTROLLING COMBUSTION; SPICE MILLS; SUCTION CLEANERS IN GENERAL; VENTILATING; WEAPONS

The utility model discloses a gas supply control system and a gas furnace. The gas supply control system comprises a burner, a gas pipeline, a temperature acquisition unit, a first valve control circuit, a second valve control circuit and a control unit, an ignition needle is arranged beside the burner, a first control valve located at a gas inlet of the burner is arranged at the gas outlet end of the gas pipeline, and a second control valve located between the first control valve at the gas outlet end of the gas pipeline and the gas inlet end of the gas pipeline is arranged on the gas pipeline. The valve detection unit is used for detecting the working state of the first control valve, and the control unit is used for controlling the on-off of the first control valve through the valve control unit, so that the ignition control of the combustor is realized; the valve current detection unit detects the working state of the second control valve, the control unit compares the collected temperature with the set t