Automatic exhaust ignition test device and method for gas relay

The invention discloses an automatic exhaust and ignition test device for a gas relay, and relates to the technical field of transformer substations, the automatic exhaust and ignition test device comprises a box body, an oil collection tank is connected with an oil discharge port of a gas collection box through an oil discharge pipeline, the oil discharge pipeline is provided with an oil discharge solenoid valve, and the oil discharge solenoid valve is provided with a liquid flowmeter; the gas collection tank is connected with an exhaust port of the gas collection box through an exhaust pipeline, an exhaust electromagnetic valve is arranged on the exhaust pipeline, and a gas flowmeter is arranged on the exhaust electromagnetic valve; a gas outlet is formed in the gas collecting tank, an electromagnetic valve is arranged on the gas outlet, and an ignition device is arranged above the gas outlet; a thermosensitive element is arranged above the ignition device; the control device comprises a controller, a power