Abstract: A wireless charger, charging assembly, matching assembly and bracket for electric equipment, including: cold conduction plate, power interface, wireless charging module, semiconductor cooling sheet and heat dissipation module; power interface couples with wireless charging module and semiconductor cooling sheet respectively; cold conduction plate includes first and second cold conduction surface, first cold conduction surface sticks to electronic equipment, second cold conduction surface covers semiconductor cooling sheet; when powered on, wireless charging module charges electronic equipment, semiconductor cooling sheet cools down electronic equipment, heat dissipation module dissipates heat from semiconductor cooling sheet.