Patent ID: 8634887

Claim:
A protective frame for a mobile communication device provided with a power charging port, comprising: a retractable frame body, including a main frame body; a sliding element, adapted for reciprocatingly sliding along a retraction direction with respect to the main frame body between a retracted protection position where the mobile communication device is fixedly framed by the retractable frame body and a stretched auxiliary power supply position; and a fastening element for fixing the sliding element with respect to the main frame body at the retracted protection position and the stretched auxiliary power supply position; and an auxiliary battery adapted for being detachably installed in the retractable frame body and electrically connected to the power charging port of the mobile communication device, when the sliding element are fixed with respect to the main frame body at the stretched auxiliary power supply position; wherein the main frame body includes a top edge section and two lateral edge sections extending from the top edge section and arranged in substantially parallel to each other, in which each of the lateral edge sections is formed at its end remote from the top edge section with a through hole and a fixing trough having an opening, and wherein the sliding element comprises a closure section having two end edges and two sliding arms extending from the two end edges towards the two fixing troughs, and wherein the top edge section of the main frame body or the closure section of the sliding element is formed with a perforated insertion hole, and wherein the auxiliary battery further comprises an insertion connection port arranged opposite in position to the power charging port and corresponding to the perforated insertion hole.