Heat sink fastener

摘要

A heat sink fastener includes a heat sink assembly, a first stand, a second stand, a fastening plate, a fastening member, and a movable bar. The first stand includes a fastening portion. The second stand includes a restriction portion. The fastening plate is connected to the heat sink assembly. The fastening plate includes a hook portion, an extension portion, and a through hole. The hook portion is engaged with the fastening portion. The extension portion contacts with the restriction portion. The fastening member is inserted through the through hole and secured the second stand. The fastening member includes a bolt and a screw nail. The screw nail is provided with a pushing portion. The movable bar is connected to the second stand. The movable bar includes a pivot shaft, a restriction end restricting the pushing portion from movement, and a release end releasing the pushing portion to move.

主权项

1. A heat sink fastener for using with a chip disposed on a substrate, the heat sink fastener comprising:
a heat sink assembly; a first stand including a fastening portion; a second stand including a restriction portion disposed corresponding to the first stand; a fastening plate connected to the heat sink assembly and in contact with a surface of the chip, the fastening plate including a hook portion, an extension portion corresponding to the hook portion, and a through hole formed on the extension portion, the hook portion being engaged with the fastening portion, the extension portion being in contact with the restriction portion; a fastening member resiliently inserted in the through hole and secured to the second stand, the fastening member including a bolt and a screw nail connected to the bolt, one end of the screw nail being provided with a pushing portion; and a movable bar rotatably and pivotally connected to the second stand, the movable bar including a pivot shaft, a restriction end restricting the pushing portion from movement, and a release end releasing the pushing portion to move, the restriction end and the release end being disposed at two ends of the pivot shaft respectively.