Microelectronic chip cooling and radiating device

The invention provides a microelectronic chip cooling and radiating device. The device comprises a machine body, an adjusting knob is rotatably connected to the top end of the machine body, a liner isfixedly connected to the rear end of the machine body, a sliding groove is formed in the top end of the machine body, an air guide plate is slidably connected to the inner surface of the sliding groove, and an air outlet is fixedly connected to the front end of the machine body. The air guide plate comprises a flat plate, an air outlet hole is formed in the top end of the flat plate, a connectingshaft is fixedly connected to the side end of the flat plate, and a long plate is rotatably connected to the position, located on the inner side of the air outlet hole, of the outer surface of the connecting shaft. The device comprises the air guide plate, the air guide plate can guide the exhaust air direction of the air outlet, it can be avoided that people and objects beside the device are affected when the device work