Laptop radiator

The utility model discloses a laptop radiator which comprises a table body and further comprises a cross rod, wherein a vertically through square opening is formed in the surface of the table body; a supporting plate is arranged below the square opening; a bearing is arranged on the supporting plate; a vertical shaft is arranged in the bearing; a blade is arranged at the top end of the vertical shaft; a first gear is arranged on the vertical shaft and meshed with a second gear; a driven belt pulley is arranged on the second gear and connected with a driving belt pulley through a belt; a motor is arranged on the cross rod; the motor shaft of the motor is connected with the driving belt pulley. The laptop radiator has the advantages that the bottom space of a laptop can be enlarged, and the obstruction of the lower-part space to the laptop can be avoided. Therefore, heat can be completely dissipated, the laptop can be used for a long time, and a great deal of dust can be avoided.