Patent ID: 8267570

Claim:
A fixed base for receiving a lighting member comprising: an upper cover comprising: an outer canister comprising a top plate and a sidewall, wherein the sidewall encircles the top plate to form a receiving room, an inner canister penetrating the receiving room and attached to the top plate, and comprising a wall, at least one hatch defined in the wall, and connecting with the receiving room, a positioning component set in the inside surface of the top plate; a limitation frame comprising: a frame body, a connecting block and a positioning block oppositely set in two ends of the frame body respectively, wherein the frame body encircles the inner canister; the positioning block is slidably connected to the positioning component, at least one groove opposite to the hatch defined in a wall of the frame body, and the at least one groove comprising a sliding groove and a fixing groove connected to the sliding groove; a driver opposite to the connecting block; and a trigger switch, wherein the trigger switch generates a trigger signal to drive the driver to drive the limitation frame to engage the lighting member when receiving a pressure whose value exceeds a predetermined value, thereby securing the lighting member to the fixing base.