LOUDSPEAKER
Provided in the present utility model is a loudspeaker, which comprises a basket, a vibration system accommodated in the basket, a magnetic circuit system and a flexible printed circuit board, wherein the vibration system comprises a voice diaphragm and a voice coil for driving the voice diaphragm t...
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Format: | Patent |
Sprache: | chi ; eng ; fre |
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Zusammenfassung: | Provided in the present utility model is a loudspeaker, which comprises a basket, a vibration system accommodated in the basket, a magnetic circuit system and a flexible printed circuit board, wherein the vibration system comprises a voice diaphragm and a voice coil for driving the voice diaphragm to vibrate so as to produce sound; the magnetic circuit system has first magnetic steel and second magnetic steel; the second magnetic steel is arranged on the periphery of the first magnetic steel, and forms a magnetic gap with the first magnetic steel; the voice coil is arranged in the magnetic gap; the flexible printed circuit board comprises an inner fixing portion, outer fixing portions, which are arranged on two sides of the inner fixing portion, and elastic arms, which connect the inner fixing portion to the outer fixing portions; the inner fixing portion is fixedly connected to the voice diaphragm; the outer fixing portions are fixedly connected to the basket; the flexible printed circuit board is arranged o |
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