Patent ID: 7933129

Claim:
An adjustable auxiliary expansion card retainer, capable of being length-adjusted, comprising: a first supporting frame, a front end thereof being disposed with a compressing end and used for helpingly compress a periphery of an expansion card; and a second supporting frame, a front end thereof being coupled to a rear end of said first supporting frame to allow said compressing end of said first supporting frame to be inclined downward; wherein, said first supporting frame comprises: a first slide unit, a front end thereof being disposed with said compressing end; a first fixing unit, movably coupled to said first slide unit; a rear end of said first fixing unit being coupled to a front end of said second supporting frame; a first positioning unit, coupled to said first slide unit and used for allowing said first slide unit to be fixedly coupled to said first fixing unit and not to be slid relatively to said first fixing unit; wherein, when said first slide unit is slid to and fro relatively to said first fixing unit, a length of said first supporting frame is provided with the length-adjustable function, and the length of said first supporting frame is fixed through said first positioning unit.