Sounding device
AssigneeAAC Microtech (Changzhou) Co., Ltd.
InventorsWei Pang, Zhenhua Gu
Life of this patent
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Abstract
The present disclosure discloses a sounding device including a frame, a vibration system mounted on the frame, including a diaphragm fixed to the frame and enclosing a front cavity with the frame; and a magnet system configured to drive the vibration system to generate sound, enclosing a rear cavity with the diaphragm and the frame; a connection hole is provided on the frame for connecting the front cavity with the rear cavity; an air-permeable membrane is inserted into the frame and covers the connection hole. The sounding device in the present disclosure has high assembly performance, waterproof performance and acoustic performance.
Claims4
A sounding device comprising:
- a frame,
- a vibration system mounted on the frame, comprising a diaphragm fixed to the frame and enclosing a front cavity with the frame;
- and
- a magnet system configured to drive the vibration system to generate sound, enclosing a rear cavity with the diaphragm and the frame;
- wherein
- a connection hole is provided on the frame for connecting the front cavity with the rear cavity;
- an air-permeable membrane is inserted into the frame and covers the connection hole;
- the frame and the air-permeable membrane are integrated by injection molding;
- the frame comprises a holder fixed to the magnet system and a flange fixed to the holder;
- the diaphragm is fixed to the flange, the connection hole is provided on the flange, the air-permeable membrane, the diaphragm, and the flange are integrated by injection molding;
- the sound device further comprises a silicone waterproof ring surrounding the flange, the silicone waterproof ring and the flange are integrated by injection molding.
Dependencies are inferred from the claim text.