MERRY ELECTRONICS (SUZHOU) CO., LTD.

Provided is a loudspeaker. The loudspeaker includes a shell, a vibration structure, a magnetic circuit structure and a voice coil. The shell includes a main shell, a plurality of inner support bodies and an elastic member. The plurality of inner support bodies are connected to the main shell body through the elastic member, and the plurality of inner support bodies are disposed in a surrounding manner to define an inner support cavity that penetrates in a first direction. The vibration structure is connected to the main shell. The magnetic circuit structure is located in the inner support cavity and is sandwiched between the multiple the inner support bodies. The voice coil includes a main voice coil, and the main voice coil is connected to the vibration structure and is movable in the first direction relative to the magnetic circuit structure.

A speaker diaphragm includes a diaphragm main body and a composite layer. The diaphragm main body includes a fixing portion, an annular portion and a central portion. The annular portion is connected to the fixing portion. The central portion is connected to the annular portion. The composite layer includes a composite fixing portion and a composite bent portion connected to the composite fixing portion. The composite fixing portion is bonded and fixed to the fixing portion. The composite bent portion is bonded and fixed to at least part of the annular portion. The speaker diaphragm of the present disclosure is beneficial to reduce the rocking vibration. A speaker having the speaker diaphragm is also disclosed.

A full-bandwidth dual-sided speaker device is disclosed, including a magnetic flux guiding plate, a first and a second magnetic circuit modules, a first, a second and a third vibration assemblies. The first magnetic circuit module is disposed above the magnetic flux guiding plate, and the second magnetic circuit module is disposed under the magnetic flux guiding plate. The first vibration assembly is disposed above the first magnetic circuit module, and the second vibration assembly is disposed under the second magnetic circuit module. The third vibration assembly is disposed above the magnetic flux guiding plate, and the third vibration assembly is corresponding to above the outer side of the second magnetic circuit module. The third vibration assembly is positioned outside the first vibration assembly. The first, second and third vibration assemblies are arranged corresponding to a central axial line.

A vibration assembly and a loudspeaker are provided. The vibration assembly includes a yoke structure, a diaphragm, a magnet member, and a voice coil. The yoke structure includes a plurality of first magnetic conductive layers and a plurality of first through holes. The diaphragm is arranged at a top end of the yoke structure. The magnet member is arranged at a bottom of a cavity formed by the diaphragm and the yoke structure, and an annular magnetic gap is between the magnet member and the yoke structure. The voice coil is arranged in the magnetic gap and connected to the diaphragm.

A loudspeaker housing and a loudspeaker are provided, which relate to the technical field of loudspeakers. The loudspeaker housing includes a shell and a sound-guiding structure which are integrally formed. The shell is provided with an assembly cavity and an installation opening, the assembly cavity is in communication with the outside through the installation opening, and a sound-emitting unit can reach into the assembly cavity through the installation opening. The sound-guiding structure is provided with a front cavity, a sound outlet and a working opening. The front cavity is in communication with the outside through the sound outlet, and is in communication with the assembly cavity through the working opening, and when the sound-emitting unit is installed in the assembly cavity, the sound-emitting unit closes the working opening. The loudspeaker adopts the above-mentioned loudspeaker housing, with which, the structure is simple.

An electronic device includes a housing, a first and a second magnetic modules, a counterweight base, a motor coil, a supporting plate, a bracket module, a vibration module and a voice coil. The housing has an accommodation groove. The first magnetic module is disposed in the accommodation groove. The counterweight base is disposed on the first magnetic module. The motor coil is disposed on the counterweight base and is correspondingly disposed above the first magnetic module. The second magnetic module corresponds to the motor coil. The bracket module is located on the second magnetic module and divides the accommodation groove into a first and a second audio cavities. The second magnetic module is disposed in the first audio cavity. The vibration module is disposed on the bracket module. The voice coil is disposed under the vibration module, passes through the bracket module and is located inside the second magnetic module.

Provided are an elastic material and a preparation method therefor and a loudspeaker and an electronic device. The elastic material comprises a carrying substrate, and a nanomaterial and a molecular sieve arranged inside pores of the carrying substrate; in the elastic material, the carrying substrate has a content of 97-99 wt %; a mass ratio of the nanomaterial to the molecular sieve is 1:0.9-1.1. The elastic material provided has a large specific surface area, which can effectively absorb noise, dissipate acoustic energy, and improve the efficacy of vibration and noise reduction; and by loading the nanomaterial and the molecular sieve, the shielding performance and signal output quality of the electronic device are improved, and the problem of reduced service life caused by unefficient heat dissipation of the electronic device is solved.

Provided are an in-ear headphone testing system and method. The system includes a to-be-tested in-ear headphone, a terminal device, and a testing device, the terminal device is configured to control the to-be-tested in-ear headphone to output a preset sound, and the testing device includes a base, a sound collection module, a coupling cavity, and a control chip. The control chip is built into the base, the base is connected to the coupling cavity, the sound collection module is placed between the base and the coupling cavity, and the coupling cavity is used for placing the tested in-ear headphone. The sound collection module is configured to collect a sound signal outputted by the tested in-ear headphone. The control chip is configured to process the sound signal to obtain a test result.

The present disclosure belongs to the technical field of sound-electricity conversions, and provides a multifunctional sounding device and an electronic device. A sounding unit of the multifunctional sounding device includes a vibration assembly fixed to a housing and a magnetic circuit assembly having a magnetic gap, the magnetic circuit assembly is provided with a through hole at a central position, and the vibration assembly vibrates and produces sound in a first direction under a driving of the magnetic circuit assembly. A bearing member is movably connected to the housing through an elastic arm. The motor assembly includes a coil unit accommodated in the through hole and a motor magnet, the coil unit is connected to the bearing member, the motor magnet is connected to the magnetic circuit assembly, and the coil unit is capable of driving the bearing member to vibrate in a second direction.

Provided is a loudspeaker. The loudspeaker includes a shell, a vibration structure, a magnetic circuit structure and a voice coil. The shell includes a main shell, an inner support body and an elastic member. The inner support body is connected to the main shell body through the elastic member, multiple inner support bodies are provided, and the multiple inner support bodies are disposed in a surrounding manner to define an inner support cavity that penetrates in a first direction. The vibration structure is connected to the main shell. The magnetic circuit structure is located in the inner support cavity and is sandwiched between the multiple the inner support bodies. The voice coil includes a main voice coil and an auxiliary voice coil.