| CPC H04R 9/025 (2013.01) [H04R 1/24 (2013.01); H04R 7/16 (2013.01); H04R 9/047 (2013.01); H04R 9/063 (2013.01); H04R 2400/11 (2013.01)] | 9 Claims |
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1. A vibration sounding device, comprising:
a housing;
a sounding unit;
a sound guide channel; and
a motor vibration system;
wherein an accommodating space is defined in the housing, the sounding unit is accommodated in the accommodating space, the sound guide channel is formed in the accommodating space, and the sounding unit is communicated with outside through the sound guide channel;
the motor vibration system is accommodated in the accommodating space, the motor vibration system comprises a vibration unit and elastic components, the elastic components suspend the vibration unit in the accommodating space, and the vibration unit comprises coils;
the sounding unit comprises a frame, a vibration system, a magnetic circuit system, and a front cover; the vibration system and the magnetic circuit system are respectively fixed to the frame, and the front cover is covered and fixed on the vibration system; the front cover and the vibration system are spaced to form a front sound cavity, the sound guide channel communicates the front sound cavity with the outside, the vibration unit is disposed on a side, distal from the front cover, of the magnetic circuit system;
the vibration system comprises a first vibration system and a second vibration system, the first vibration system and the second vibration system are fixed to the frame, the first vibration system surrounds the second vibration system, and the first vibration system is coaxially disposed with the second vibration system; the first vibration system comprises a first vibrating diaphragm and a first voice coil, the first vibrating diaphragm is annular and is fixed to the frame, the first voice coil is fixed to the first vibrating diaphragm and drives the first vibrating diaphragm to vibrate and sound, the second vibration system comprises a second vibrating diaphragm and a second voice coil, the second voice coil is fixed to the second vibrating diaphragm and drives the second vibrating diaphragm to vibrate and sound, the first vibrating diaphragm surrounds the second vibrating diaphragm at intervals;
the magnetic circuit system comprises a first magnetic gap and a second magnetic gap, the first magnetic gap and the second magnetic gap are disposed at intervals, the first magnetic gap surrounds the second magnetic gap, the first voice coil is inserted into the first magnetic gap and drives the first vibrating diaphragm to vibrate to generate low pitch, and the second voice coil is inserted into the second magnetic gap and drives the second vibrating diaphragm to vibrate to generate high pitch;
wherein the vibration sounding device further comprises an insert and a conductive component, the insert is inserted into the magnetic circuit system from one side, distal from the first vibrating diaphragm, of the magnetic circuit system; the insert is fixed to the magnetic circuit system, and the conductive component is fixed to the insert; the magnetic circuit system is disposed around the insert, a conductive terminal penetrates through the insert, the second voice coil is connected to the conductive component through the conductive terminal, a first end of the conductive component is connected to the conductive terminal, and a second end of the conductive component penetrates through the housing and is at least partially exposed out of the housing.
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