Urban gas flow monitoring system

The utility model discloses an urban gas flow monitoring system. The system comprises a controller, and a plurality of flow detectors, a fingerprint sensor, a plurality of flow electromagnetic valves and a touch display screen which are connected with the controller, a signal adjusting circuit is further arranged between the flow detectors and the controller, the electromagnetic valves are installed at the positions, spaced by a preset distance, of the fuel gas conveying pipe, and the flow detectors are installed in the positions, between the two electromagnetic valves, of the fuel gas conveying pipe; the signal adjusting circuit comprises an amplifying circuit, an anti-interference circuit and an isolating circuit which are connected in sequence. According to the utility model, the broken pipeline can be found, and the valve in front of the broken pipeline can be closed in time to prevent further leakage of gas. 本实用新型公开了一种城镇燃气流量监管系统，所述系统包括：控制器与所述控制器相连的若干个流量检测器、指纹传感器、若干个流量电磁阀、触摸显示屏；所述流量检测器与所述控制器之间还设置有信号调整电路，所