Gas leakage preventing device of gas stove

The invention discloses an improvement of a gas leakage preventing device of a gas stove. The gas leakage preventing device of the gas stove comprises a detecting module, a control module and a gas stove valve, and is characterized in that the detecting module comprises a poisonous gas detector, a wireless signal emitter and a first microcomputer controller; the poisonous gas detector and the wireless signal emitter are both connected with the first microcomputer controller; the control module comprises a wireless signal receiver and a second microcomputer controller; the gas stove valve is anelectric valve; the electric valve and the wireless signal receiver are both connected with the second microcomputer controller; and the wireless signal emitter is in interaction with the wireless signal receiver. The gas leakage preventing device of the gas stove adopts a wireless mode to emit signals, is not bound by connecting circuits, brings convenience for installation and use, and adopts the second microcomputer c