Patent ID: 7100677
Filing Date: 2006-09-05
Classification: F28F,H01L

Abstract:
1. A liquid cooling system comprising: a tank for thermally contacting a heat source, the tank defining a cavity therein for containing liquid coolant for heat exchange, and an inlet in communication with the cavity; a cylindrical heat dissipating unit mounted on the tank, the hear dissipating unit defining a chamber therein, and an outlet in communication with the chamber, the chamber being in flow communication with the cavity; and a pump located within the heat dissipating unit, the pump defining an entrance in flow communication with the outlet, and an exit in flow communication with the inlet; wherein the heat dissipating unit comprises a cooling body, a sleeve surrounding the cooling body, and an end lid attached to the sleeve, the chamber being defined between the cooling body and the sleeve; wherein the cooling body comprises a cylinder having opposite first and second ends, and a cover plate formed on the cylinder for covering the tank; wherein the sleeve comprises an inward flange at one end thereof, the inward flange engages with the first end of the cylinder to seal the chamber at the first end, and the end lid engages with the second end of the cylinder and an opposite end of the sleeve to the chamber at the second end; and wherein the sleeve further comprises a mounting plate extending therefrom, the mounting plates being attached to the tank and abutting the cover plate, the cover plate defines a slot communicating with the cavity, and the mounting plate defines a groove at an underside thereof in communication with both the slot and the chamber.