Pipeline gas electronic self-closing valve and gas conveying system

The utility model provides a pipeline fuel gas electronic self-closing valve and a fuel gas conveying system, and relates to the technical field of fuel gas conveying. A pipeline gas electronic self-closing valve comprises a valve seat, a quick-closing valve, a valve cover assembly, a base, a differential pressure sensor, a controller and an upper cover. The valve seat is provided with an air inlet, an air outlet and a sealing opening, the quick-closing valve is installed in the valve seat, the valve cover assembly is sealed on the sealing opening, the base is installed on the valve cover assembly, the differential pressure sensor is arranged on the valve cover assembly, and the upper cover covers the base. The pressure difference sensor detects the pressure difference between the interior and the exterior of the valve seat, the controller judges whether the pressure difference detected by the pressure difference sensor exceeds the standard or not, when the pressure difference detected by the pressure differe