Liquid flow type heat dissipation device

A liquid flow type heat dissipation device comprises a base, a sealing cover, a flow guide plate, a heat conduction box, an impeller and a driving assembly. The base comprises a bottom part and an annular wall part. The annular wall portion is connected to the bottom. The bottom is provided with a water inlet channel and a water outlet channel. The two opposite sides of the sealing cover are provided with an impeller containing cavity and a driving assembly containing cavity respectively. The sealing cover is arranged on the base. The sealing cover is provided with a water inlet channel and a water outlet channel. The water outlet channel is communicated with the impeller containing cavity. The impeller containing cavity is located on one side of the flow guide plate, and the water inlet flow channel and the water outlet flow channel are located on the other side of the flow guide plate. The guide plate is provided with a water inlet communication port and a water outlet communication port. The heat conductio