Loudspeaker capable of increasing volume

The utility model relates to the technical field of loudspeakers, in particular to a loudspeaker capable of increasing volume, which comprises a T iron, a magnet, a washer, a voice coil and a diaphragm. The connecting part is provided with a receding ring. A first step is formed between the abdicating ring and the connecting part; the diaphragm comprises a vibrating part and a fixing part; the fixed part is fixed on the abdicating ring; the voice coil is connected with the vibration part; the voice coil and the vibration part are movably arranged in the vibration cavity; the magnet is arranged on the periphery of the voice coil; a plurality of air outlet holes are formed in the T iron in a penetrating mode. According to the utility model, the plurality of air outlets are arranged, so that the air output of the whole loudspeaker can be increased when the voice coil and the diaphragm vibrate, the vibration amplitude of the diaphragm can be improved to achieve the effect of increasing the volume, and in addition