A detachable loudspeaker structure including a loudspeaker, a circuit board, a housing and a signal connector, wherein the circuit board is electrically connected to the loudspeaker and the signal connector, the housing forms a receiving space therein for receiving the loudspeaker and circuit board and has a top surface provided with a receiving groove, and the signal connector has one end pivotally connected inside the receiving groove so as for the other end of the signal connector to be rotated out of the receiving groove and connect with an audio output port of a display. Hence, the loudspeaker structure is not only able to be easily installed together with the display for reproducing audio signals received from the display, but also able to firmly support the display on a flat surface, wherever desired without spatial limitations.