The utility model relates to a computer mainframe structure based on wireless charging technology, including bearing the base, bear quick -witted case, wireless charging device, semiconductor refrigerator, negative ion purification device and air filter, wireless charging device includes control circuit, wireless transmitting coil of charging and the wireless receiving coil that charges, the control circuit that wherein charges all inlays in bearing the base with the wireless transmitting coil electrical connection of charging, the wireless receiving coil of charging inlays in bearing quick -witted incasement, it installs directly over bearing the base to bear quick -witted case, bear the base including bearing the shell, running gear, guide plate and locating rack, semiconductor refrigerator and wireless charging device's the control circuit that charges all installs in bearing the shell through the locating rack. This novel one side cocoa is effectual to avoid computer machine case operation in -process to wait the power that causes to connect the contact failure scheduling problem to appear because of removing, on the other hand can the quick -witted case of effectual improvement computer to the ability of resisting of pollutant such as dust and high temperature.