Three-dimensional space wireless charging device based on curved surface coil

The invention discloses a three-dimensional space wireless charging device based on a curved surface coil, and the device comprises a transmitting circuit and a receiving circuit; a frequency modulation power supply and a source coil are connected to form a loop, a transmitting coil and a first capacitor are connected to form a loop, and a receiving coil and a second capacitor are connected to form a loop; the load coil and the load device are connected to form a loop, the plane of the loop of the transmitting coil is in a curved surface shape, and at least one group of frequency modulation power supplies are arranged to provide current for the source coil. According to the invention, transmitted relay energy is gathered through the transmitting coil with the loop plane being in a curved surface shape, so that the charging efficiency is improved, a load device can efficiently receive electric energy at any position in the space, the influence of the position change of an electric appliance and the placement a