| 摘要 |
A heat dissipation mechanism is provided, comprising a main casing, an air exhaust device and a first sub-casing. The main casing includes an opening, an air outlet and a main joining portion. The air exhaust device is disposed in the main casing to exhaust air through the air outlet from the main casing. The first sub-casing includes a first through hole and a first joining portion, wherein the first through hole communicates with the opening, and the first joining portion engages with the main connecting portion, so as to fix the first sub-casing to the main casing. |
