| 摘要 |
Disclosed are an electronic device and a card holder button structure thereof, comprising a housing side wall, a button, a card holder and a lever. A button hole and a supporting part extending inwards are provided on the housing side wall; the button comprises a button cap and a contact part provided inside the button cap, wherein the button cap is mounted inside the button hole and the contact part penetrates the housing side wall and corresponds to a button circuit; the card holder comprises a holder body and a connection part provided on an outer side of the holder body, wherein the connection part is connected to the button cap via two pivot points, and the holder body is inserted into a card socket of the electronic device; an ejector hole penetrates the housing side wall, or penetrates the button cap and the housing side wall; the lever and the supporting part are rotatably connected in a horizontal plane, and one side of a rotation point is a press bar and the other side is a crow bar, wherein an end part of the press bar corresponds to the ejector hole, and when the press bar rotates inwards relative to the rotation point, an outward pushing force generated by an end part of the crow bar is applied to the connection part. The card holder button ensures the normal working of the button and smooth insertion and retrieval of a SIM card. |
