Ozone generating device

The utility model discloses an ozone generating device which comprises a shell and a PCB (printed circuit board) arranged in the shell, the shell is provided with an input port used for electrically connecting an external power supply with the PCB, a voltage stabilizing circuit, a voltage doubling rectifying circuit, a single chip microcomputer and a discharging device are welded on the PCB, the voltage stabilizing circuit is electrically connected with the single chip microcomputer, and the discharging device is electrically connected with the single chip microcomputer. The single chip microcomputer is electrically connected with the voltage doubling rectifying circuit through the transformer, the voltage doubling rectifying circuit is electrically connected with the discharging device, the discharging device is used for high-voltage discharging to generate ozone, and the ozone generating device has the advantages of being small in size, simple in structure, low in production cost, high in stability and cont