Wireless power supply circuit, wireless power supply equipment and circuit control method

The invention discloses a wireless power supply circuit, wireless power supply equipment and a circuit control method. The wireless power supply circuit comprises a power supply module, a voltage adjusting module, a switch module, a resonance module and a control module. Wherein the voltage regulation module is connected between the power supply module and the switch module, the resonance module comprises a resonance capacitor module and a resonance inductor module, and the resonance capacitor module and the resonance inductor module are connected in series and then are connected to the switch module; the resonant capacitor module comprises a plurality of resonant capacitors, and when the resonant module is in a working state, at least one resonant capacitor is in a conducting state; the control module is connected to the voltage adjusting module and is configured to control the voltage adjusting module to adjust the output voltage of the power supply module based on the working parameters of the wireless pow