Electronic device with expansion card

摘要

An electronic device includes a chassis having a bottom wall. A motherboard is disposed on the bottom wall. A riser card is perpendicularly connected to the motherboard. An airflow duct is located on the bottom wall of the chassis. A securing member is mounted to the airflow duct. The securing member includes a supporting piece secured to the airflow duct, and a securing piece is pivotally mounted to the supporting piece. The securing piece is engaged with the supporting piece to clamp an expansion card between the supporting piece and the securing piece.