Heat transfer structure of divertor

A heat transfer structure of a divertor, comprising:

• a divertor first wall;
• a hydrophilic film;
• an outer pipe;
• an inner pipe;
• and
• a plurality of heat conduction columns;
• wherein the outer pipe is sleevedly provided on the inner pipe;
• the divertor first wall is arranged at a first end of the outer pipe;
• the divertor first wall, an inner wall of the outer pipe and an outer wall of the inner pipe are configured to enclose a flow chamber;
• an end of the inner pipe facing toward the divertor first wall is provided with a jet hole;
• the flow chamber is communicated with an interior of the inner pipe through the jet hole;
• and the hydrophilic film is arranged on a side of the divertor first wall facing toward the jet hole, and is fixedly connected with the divertor first wall;
• the plurality of heat conduction columns are protrudingly provided on the side of the divertor first wall facing toward the jet hole, and are arranged in an array;
• and
• the divertor first wall is provided with a groove;
• the groove is located between the plurality of heat conduction columns;
• and a cavity is provided between the groove and the hydrophilic film.