Multifunctional sounding device

A multifunctional sounding device, including:

• a housing body with a containment space;
• a sounding unit accommodated in the containment space, having a frame, a vibration system, and a magnetic circuit system with a magnetic gap for driving the vibration system to vibrate and produce sound;
• a motor assembly accommodated in the containment space, having a vibration unit with a voice coil disposed on a side of the magnetic circuit system away from the vibration system, and an elastic member suspending the vibration unit in the containment space;
• wherein
• the magnetic circuit system includes a main magnetic circuit, a first auxiliary magnetic circuit, and a second auxiliary magnetic circuit respectively surrounding the main magnetic circuit and forming a magnetic gap with the main magnetic circuit, and
• the main magnetic circuit and the first auxiliary magnetic circuit are fixed to the housing body, and the second auxiliary magnetic circuit is fixed to the vibration unit;
• wherein, the main magnetic circuit includes a main magnet and a main pole plate assembled with the main magnet;
• the magnetic circuit system also includes a first support frame fixed on the side of the main magnet away from the vibration system;
• the first support frame is fixed to the housing body;
• and, the first support frame and the main pole plate are respectively fixed on opposite sides of the main magnet.