Patent ID: 7385813

Claim:
An assembly structure for securing two heat-dissipating fans, comprising: a casing board mounted to an electronic device, wherein the casing board is formed with at least a ventilation opening, a first opening set and a second opening set, each of the first and second opening sets comprises at least one coupling opening and at least one positioning opening; a first fan covering for securing one of the two heat-dissipating fans to one of two opposing sides of the casing board, the first fans covering having at least one coupling portion and at least one positioning portion formed on the first fan covering, wherein the coupling portion of the first fan covering is coupled to the coupling opening of the first opening set, and the positioning portion of the first fan covering is positioned and coupled to the positioning opening of the first opening set; and a second fan covering for securing the other of the two heat-dissipating fans to the other of the two opposing sides of the casing board, the second fan covering having at least one coupling portion and at least one positioning portion formed on the second fan covering, wherein the coupling portion of the second fan covering is coupled to the coupling opening of the second opening set, the positioning portion of the second fan covering is positioned and coupled to the positioning opening of the second opening set, and the first fan covering and the second fan covering are respectively located at the two opposing sides of the casing board, so that the two heat-dissipating fans are installed at positions allowing wind or airflow to pass through the ventilation opening.