Abstract: Provided is a speaker, including a frame; a vibration unit; and a magnetic circuit unit. The magnetic circuit unit is provided with a magnetic gap; the vibration unit includes a diaphragm, and a voice coil; the magnetic circuit unit includes a yoke, a main magnet unit, and auxiliary magnet units, and the auxiliary magnet units and the main magnet unit define the magnetic gap; the vibration unit further includes two elastic support assemblies; each of which includes an elastic member and an auxiliary diaphragm; the elastic member includes a first fixing arm, a second fixing arm and an elastic arm; the auxiliary diaphragm includes an auxiliary suspension, and a first connecting portion and a second connecting portion; and the auxiliary suspension has a racetrack shape with notches. With this structure, the service life and reliability of the speaker are improved.

Abstract: A speaker device includes a frame, a vibration unit fixedly connected to the frame, a magnetic circuit unit having a magnetic gap, and a screen cloth. The vibration unit includes a diaphragm and a voice coil. The magnetic circuit unit includes a carrier, a first main magnet, an auxiliary magnet and a magnetic conductive plate. The magnetic conductive plate is fixed to the frame. The magnetic conductive plate includes a first central portion and a first edge portion; the auxiliary magnet is located at the first central portion. The first edge portion is provided with a through hole. The screen cloth is provided at a side of the carrier away from the diaphragm, and includes a second central portion and a second edge portion. The second edge portion is provided with a first groove recessed toward the magnetic conductive plate, corresponding to the through hole.

Abstract: Provided is a speaker, including a frame, a vibration unit fixed to the frame; and a magnetic circuit unit driving the vibration unit to vibrate and produce sound. The vibration unit includes a diaphragm and a voice coil; the diaphragm includes a first suspension, a second suspension and a vibrating portion; the magnetic circuit unit includes a magnetic gap, and the voice coil is inserted in the magnetic gap; the magnetic circuit unit includes a yoke; and the vibration unit further includes a fixing ring connected to the magnetic circuit unit; an inner peripheral side of the second suspension is fixed to an outer side of the fixing ring; and a connection position of the second suspension and the fixing ring is located between two opposite ends of the fixing ring along a vibrating direction of the diaphragm. With this structure, sealing performance of the speaker is improved.

Abstract: Provided is a speaker, including a frame; a vibration unit fixed to the frame; and a magnetic circuit unit driving the vibration unit to vibrate and produce sound. The vibration unit includes a diaphragm and a voice coil; the diaphragm includes a first suspension, a second suspension and a vibrating portion; the magnetic circuit unit is provided with a magnetic gap, and the voice coil is inserted in the magnetic gap; the magnetic circuit unit includes a yoke; and the yoke and the diaphragm are arranged at two opposite sides of the frame; and the vibration unit further includes a fixing ring connected to the magnetic circuit unit; the second suspension surrounds the fixing ring; and the inner peripheral side of the second suspension is fixed to an end of the fixing ring close to the yoke. With this structure, the acoustic performance of the speaker is improved.

Abstract: The present disclosure provides a micro sound device. The micro sound device includes a basket having an accommodating space, a vibration system secured to the basket, and a magnetic circuit system accommodated in the basket and configured to drive the vibration system to vibrate and produce sound. The vibration system includes an upper diaphragm secured to the basket, a voice coil located below the upper diaphragm and configured to drive the upper diaphragm to vibrate and produce sound, and a support apparatus elastically supporting the voice coil. The support apparatus is disposed opposite to the upper diaphragm and separately from the upper diaphragm. The magnetic circuit system includes an upper clamping plate secured to the basket. One end of the support apparatus is fixed to one side of the upper clamping plate and the other end of the support apparatus is fixed to the voice coil.

Abstract: The speaker of the present disclosure comprises a frame having a receiving space, a vibration system and a magnet circuit system received in the frame. The magnet circuit system comprises a lower magnetic plate, a magnet attached on the lower magnetic plate and a pole plate attached on the magnet, wherein the pole plate comprises a main body portion and a bending portion bend along a direction from an edge of the main body portion toward the lower magnetic plate, the surface of the magnet attached to the main body portion is recessed to form a recessed portion, and the bending portion is received in the recessed portion. Compared with the related art, the speaker of the present disclosure improves the performance and the competitiveness of the product.

Abstract: The speaker of the present disclosure comprises a frame having a receiving space, a vibration system and a magnet circuit system received in the frame. The magnet circuit system comprises a lower magnetic plate, a magnet attached on the lower magnetic plate and a pole plate attached on the magnet, wherein the pole plate comprises a main body portion and a bending portion bend along a direction from an edge of the main body portion toward the lower magnetic plate, the surface of the magnet attached to the main body portion is recessed to form a recessed portion, and the bending portion is received in the recessed portion. Compared with the related art, the speaker of the present disclosure improves the performance and the competitiveness of the product.

Abstract: The present disclosure provides a micro sound device. The micro sound device includes a basket having an accommodating space, a vibration system secured to the basket, and a magnetic circuit system accommodated in the basket and configured to drive the vibration system to vibrate and produce sound. The vibration system includes an upper diaphragm secured to the basket, a voice coil located below the upper diaphragm and configured to drive the upper diaphragm to vibrate and produce sound, and a support apparatus elastically supporting the voice coil. The support apparatus is disposed opposite to the upper diaphragm and separately from the upper diaphragm. The magnetic circuit system includes an upper clamping plate secured to the basket. One end of the support apparatus is fixed to one side of the upper clamping plate and the other end of the support apparatus is fixed to the voice coil.