Liquid cooling plate

The utility model discloses a liquid cooling plate, which comprises a first cover plate and a second cover plate, the first cover plate and the second cover plate are connected together in the thickness direction to form a liquid cooling flow channel inside, and the first cover plate or/and the second cover plate comprises a water inlet and a water outlet which are communicated with the liquid cooling flow channel; the liquid cooling flow channel comprises a plurality of water inlet main flow channels, each water inlet main flow channel comprises a plurality of branch flow channels, each branch flow channel comprises a plurality of branch flow channels, each branch flow channel is bent in a plurality of continuous S shapes, the tail ends of the branch flow channels are connected with confluence flow channels, and the adjacent confluence flow channels are communicated through flow rebalance adjusting ports. And the tail ends of all the confluence flow channels converge at the water outlet to the water outlet m