Speaker module and electronic device

A speaker assembly, comprising:

• a first speaker, comprising a first magnetic circuit assembly, a first voice coil, and a first diaphragm assembly, wherein the first magnetic circuit assembly comprises a first magnetically conductive yoke and a first magnet, the first diaphragm assembly and the first magnetically conductive yoke are enclosed to form first accommodation space, the first magnet and the first voice coil are located in the first accommodation space, and the first voice coil is disposed around the first magnet and connected to the first diaphragm assembly;
• a second speaker, stacked with the first speaker in a reverse direction, wherein the second speaker comprises a second magnetic circuit assembly, a second voice coil, and a second diaphragm assembly, the second magnetic circuit assembly comprises a second magnetically conductive yoke and a second magnet, the second diaphragm assembly and the second magnetically conductive yoke are enclosed to form second accommodation space, the second magnet and the second voice coil are located in the second accommodation space, and the second voice coil is disposed around the second magnet and connected to the second diaphragm assembly;
• and
• a third magnet that is disposed between the first speaker and the second speaker;
• wherein a direction of a magnetic pole of a magnetic circuit of the first magnet is consistent with a direction of a magnetic pole of a magnetic circuit of the second magnet;
• and
• wherein a direction of a magnetic pole of a magnetic circuit of the third magnet is consistent with the direction of the magnetic pole of the magnetic circuit of the first magnet and the direction of the magnetic pole of the magnetic circuit of the second magnet.

An electronic device, comprising:

• a speaker assembly, wherein the speaker assembly comprises:
• a first speaker, comprising a first magnetic circuit assembly, a first voice coil, and a first diaphragm assembly, wherein the first magnetic circuit assembly comprises a first magnetically conductive yoke and a first magnet, the first diaphragm assembly and the first magnetically conductive yoke are enclosed to form first accommodation space, the first magnet and the first voice coil are located in the first accommodation space, and the first voice coil is disposed around the first magnet and connected to the first diaphragm assembly;
• and
• a second speaker, stacked with the first speaker in a reverse direction, wherein the second speaker comprises a second magnetic circuit assembly, a second voice coil, and a second diaphragm assembly, the second magnetic circuit assembly comprises a second magnetically conductive yoke and a second magnet, the second diaphragm assembly and the second magnetically conductive yoke are enclosed to form second accommodation space, the second magnet and the second voice coil are located in the second accommodation space, and the second voice coil is disposed around the second magnet and connected to the second diaphragm assembly;
• wherein a direction of a magnetic pole of a magnetic circuit of the first magnet is consistent with a direction of a magnetic pole of a magnetic circuit of the second magnet;
• wherein the first magnetic circuit assembly further comprises a first edge-magnetic structure, the first edge-magnetic structure is disposed in the first accommodation space and disposed around the first magnet, a direction of a magnetic pole of a magnetic circuit of the first edge-magnetic structure is opposite to the direction of the magnetic pole of the magnetic circuit of the first magnet, and a first magnetic gap is formed between the first edge-magnetic structure and the first magnet;
• and
• wherein the second magnetic circuit assembly further comprises a second edge-magnetic structure, the second edge-magnetic structure is disposed in the second accommodation space and disposed around the second magnet, a direction of a magnetic pole of a magnetic circuit of the second edge-magnetic structure is opposite to the direction of the magnetic pole of the magnetic circuit of the second magnet, and a second magnetic gap is formed between the second edge-magnetic structure and the second magnet.