US Patent 10593611 Liquid cooling system

A liquid cooling system includes a liquid cooling head, a support frame, two positioning members and a radiator. The support frame is disposed on the liquid cooling head. The support frame has two side plates opposite to each other. Each of the positioning members is disposed on one of the two side plates. Each of the positioning members has at least two positioning recesses. The radiator is disposed between and pivotally connected to the two side plates. Opposite sides of the radiator have a positioning protrusion. The positioning protrusion is engaged with one of the at least two positioning recesses, such that the radiator is capable of rotating with respect to the liquid cooling head between at least two different positions.