Cooling device, printed circuit board unit, and electronic device

摘要

A cooling device includes: a heat sink and a heat pipe that are connected with each other; a metal plate that is connected with the heat pipe; an elastic member that is provided in the metal plate; and a securing member that is attachable with a printed circuit board on which a heating part is mounted, is able to be secured to the elastic member to be elastically deformed such that the metal plate is pushed to the heating part, and is able to position the metal plate in a state where the securing member is not secured to the elastic member.

主权项

1. A cooling device comprising:
a heat sink and a heat pipe that are connected with each other; a metal plate that is connected with the heat pipe; first and second elastic members provided on the metal plate, the first elastic member comprising a first securing portion attached to a first end of the metal plate, and first and second elastic pieces at opposite ends of the first securing portion, the first and second elastic pieces each including a respective securing hole, each respective securing hole located within the profile of the metal plate, the second elastic member comprising a second securing portion attached to a second end of the metal plate, and a third elastic piece, the third elastic piece including a securing hole, the securing hole being located outside the profile of the metal plate, a securing member that is attachable with a printed circuit board on which a heating part is mounted, is able to be secured to the first and second elastic members such that the first and second elastic members are elastically deformed and the metal plate is pushed to the heating part, and is able to position the metal plate in a state where the securing member is not secured to the first and second elastic members, wherein the first and second elastic members are spaced apart from the heat pipe when viewed in a direction perpendicular to the metal plate.