▎ 摘　　要

NOVELTY - The utility model claims a graphite heat dissipation mechanism for a variable frequency main board, comprising a main board, artificial graphite film and a radiating assembly; the main board is provided with multiple cylinder structure of upper groove and lower groove, the upper groove of the diameter greater than the diameter of the groove bottom. upper groove and lower groove coaxially arranged to form a splicing groove; the radiating component comprises a radiating substrate, the upper surface of the radiating substrate is provided with several inserting bar, the inserting strip and the inserting groove are the same and transition fit, artificial graphite film is adhered at the upper end of the radiating substrate, the main board is set at the upper end of the artificial graphite membrane, inserting bar runs through the fixed artificial graphite film inserted in the inserting groove; the radiating substrate is provided with a buffer cavity, buffer cavity is filled with graphene oxide powder, a buffer cavity is provided with multiple first strip and the second strip, the first strip and the second strip are alternately arranged, can effectively enhance the radiating effect of the variable frequency main board and prolong service life of conversion of the main board.