Novel double-moving-coil type loudspeaker
A dynamic speaker and dual voice coil technology, applied to sensors, electrical components, etc., can solve problems such as diaphragm distortion, and achieve the effects of facilitating manufacturing, reducing production costs, and simple structure
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[0020] As shown in the figure, a novel dual-voice-coil moving-coil loudspeaker referred to in the present invention includes a bracket 1, a lower splint 2 is fixed inside the bracket 1, and a diaphragm 3 is fixed on the bracket 1 at the position of the lower splint 2. , the lower splint 2 is provided with two grooves 4, a magnet 5 is respectively arranged in the two grooves 4, a washer 6 is arranged on the upper surface of the magnet 5, and the side wall of the groove 4 is in contact with the washer A gap 7 is provided between the divisions 6, and a large voice coil 8 and a small voice coil 9 are respectively placed in the gap 7. The diaphragm 3 is covered on the washer 6, and the upper ends of the large voice coil 8 and the small voice coil 9 are in contact with the The diaphragm 3 is fixed, and it is characterized in that the magnetic circuit of the large voice coil 8 and the small voice coil 9 placed in the lower splint 2 is a double inner magnetic circuit or a double outer ...
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