Natural gas self -closing system

• Main Author: SUN HANYUE
• Format: Patent
• Language: Chinese; English
• Published: 18.01.2019
• Subjects: BLASTING; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION; HEATING; LIGHTING; MECHANICAL ENGINEERING; OTHER DOMESTIC STOVES OR RANGES; RANGES; VENTILATING; WEAPONS

The utility model relates to a natural gas self -closing system, including gas -cooker and gas pipe, be provided with gas pipe ooff valve on the gas pipe, be provided with the gas cooker switch valveon the gas -cooker, still be provided with the solenoid valve on the gas pipe, the solenoid valve have normally open after the circular telegram normally open position and the outage closed position in back, this system is still including setting up sensor that the measuring gas cooker switch valve on the gas -cooker cut out and the controller of being connected with sensor signal, solenoid valveand controller control connection. Opening gas pipe ooff valve and gas cooker switch valve during the use, closing the gas cooker switch valve and forget or do not close gas pipe ooff valve as the user, detect the gas cooker switch valve and closed under the measuring of sensor, send a signal to the controller, the outage of controller control solenoid stops passing through of the natural gas in order to close the solenoid