A long-life wireless power transmission device between rotating interfaces of moving parts
A technology for wireless power transmission and moving parts, applied in circuit devices, electrical components, etc., can solve the problems of not fully satisfying long-life power transmission, inability to discharge during grinding, poor thermal conductivity, etc., and achieve stable and reliable power transmission process. The effect of impedance matching and extending transmission distance
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[0014] The long-life wireless power transmission device between the rotating interfaces of movable parts provided by the present invention, such as figure 1 As shown, it includes a base body, a rotating shaft set in the base body, a fixed part and a rotating part that rotates relative to the fixed part; the fixed part includes a DC power supply, an oscillating circuit, a power amplifier, an automatic impedance matching circuit 1, Source coil, transmitting coil, resonant capacitor 1, oscillation circuit, power amplifier, automatic impedance matching circuit 1, and source coil are electrically connected in sequence, the DC power supply is connected to the power amplifier, the transmitting coil is connected to resonant capacitor 1, and the transmitting coil is connected to the source coil The shaft is installed on the base body; the rotating part includes a receiving coil, a resonant capacitor 2, a load coil, an automatic impedance matching circuit 2, a processing circuit, and a l...
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