Abstract: Disclosed is a sound producing device and an electronic product, the sound producing device including a front cover and a shell which are bonded together; wherein a diaphragm is accommodated in a cavity enclosed by the front cover and shell, an upper surface of the front cover away from the diaphragm is covered with an elastic sealing piece, and the elastic sealing piece and the front cover are bonded by hot pressing.

Abstract: Disclosed is a terminal apparatus, including a protective shell and a sounding device installed in the protective shell, where the sounding device includes a vibration system and a magnetic circuit system; where the vibration system includes a vibration diaphragm including a first surface and a second surface facing away from the first surface; the magnetic circuit system is located on a side of the second surface of the vibration diaphragm; the sounding device defines a first sounding hole at a position in communication with a space on a side of the first surface, and a second sounding hole at a position in communication with a space on the side of the second surface; and the protective shell defines a first terminal sounding hole in communication with the first sounding hole, and a second terminal sounding hole in communication with the second sounding hole.

Abstract: Disclosed is a sound producing device and an electronic product, the sound producing device including a front cover and a shell which are bonded together; wherein a diaphragm is accommodated in a cavity enclosed by the front cover and shell an upper surface of the front cover away from the diaphragm is covered with an elastic sealing piece, and the elastic sealing piece and the front cover are bonded by hot pressing.

Abstract: The present application provides a sound production device. The sounding device includes: an outer shell having two ends communicating with each other and comprising a first shell and a second shell, wherein the first shell and the second shell are distributed along a direction from one of the two ends to another of the two end and engaged with each other; a diaphragm integrally formed with the first shell; and a side magnetic conductive plate integrally formed with the second shell. The technical solution of the present application improves the reliability of connection between the side magnetic conductive plate and the shell.

Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system, wherein the shell sequentially accommodates and fixes the vibration system and the magnetic circuit system from top to bottom; the magnetic circuit system comprises a magnetic conductive yoke, and a central magnetic circuit portion and a side magnetic circuit portion that are mounted on an upper surface of the magnetic conductive yoke; a magnetic gap is formed between the central magnetic circuit portion and the side magnetic circuit portion; and at least one of the central magnetic circuit portion and the side magnetic circuit portion is provided with a permanent magnet; the magnetic circuit system is provided with a rear sound hole; a rear cavity in communication with the rear sound hole is provided directly below the magnetic circuit system.

Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system sequentially accommodated and fixed at a first end of the shell from top to bottom; the magnetic circuit system is provided with a rear sound hole; the shell comprises a first portion corresponding to the vibration system and the magnetic circuit system, and a second portion integrally extending downward from the first portion beyond a bottom surface of the magnetic circuit system. A second end portion of the shell is integrally provided with a shell bottom wall or separately mounted with a lower cover plate; and a rear cavity in communication with the rear sound hole is formed.

Abstract: Disclosed is a terminal apparatus, including a protective shell and a sounding device installed in the protective shell, where the sounding device includes a vibration system and a magnetic circuit system; where the vibration system includes a vibration diaphragm including a first surface and a second surface facing away from the first surface; the magnetic circuit system is located on a side of the second surface of the vibration diaphragm; the sounding device defines a first sounding hole at a position in communication with a space on a side of the first surface, and a second sounding hole at a position in communication with a space on the side of the second surface; and the protective shell defines a first terminal sounding hole in communication with the first sounding hole, and a second terminal sounding hole in communication with the second sounding hole.

Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system, wherein the shell sequentially accommodates and fixes the vibration system and the magnetic circuit system from top to bottom; the magnetic circuit system comprises a magnetic conductive yoke, and a central magnetic circuit portion and a side magnetic circuit portion that are mounted on an upper surface of the magnetic conductive yoke; a magnetic gap is formed between the central magnetic circuit portion and the side magnetic circuit portion; and at least one of the central magnetic circuit portion and the side magnetic circuit portion is provided with a permanent magnet; the magnetic circuit system is provided with a rear sound hole; a rear cavity in communication with the rear sound hole is provided directly below the magnetic circuit system.

Abstract: A sound generator comprises a shell, a vibration system and a magnetic circuit system sequentially accommodated and fixed at a first end of the shell from top to bottom; the magnetic circuit system is provided with a rear sound hole; the shell comprises a first portion corresponding to the vibration system and the magnetic circuit system, and a second portion integrally extending downward from the first portion beyond a bottom surface of the magnetic circuit system. A second end portion of the shell is integrally provided with a shell bottom wall or separately mounted with a lower cover plate; and a rear cavity in communication with the rear sound hole is formed.

Abstract: A speaker housing comprises an enclosing side wall frame and a washer. A portion enclosed by the side wall frame is an inner side of the side wall frame. The washer is integrated with the side wall frame by injection molding, and at least a part of the washer is exposed at the inner side of the side wall frame. A seam is formed between a surface of the washer exposed at the inner side of the side wall frame and a surface of the side wall frame. Recesses are formed in surfaces of the washer and the side wall frame at two sides of the seam. Further provided is a speaker unit comprising the above speaker housing. A technical effect of the present application is to prevent a plastic burr extending from the seam between the washer and the side wall frame from affecting the speaker.

Abstract: Disclosed is a loudspeaker module comprising a module housing, wherein a loudspeaker unit is accommodated in the module housing; the loudspeaker unit comprises a unit housing and a unit front cover; an end surface of a sidewall of at least one side of the unit housing is provided with an ultrasonic surface welded to the module housing by means of ultrasound; and an ultrasonic line bonded with the ultrasonic surface by means of ultrasound is provided at a position on the module housing corresponding to the ultrasonic surface. The loudspeaker module of the present invention solves the technical problems of a complex assembly process, poor sealing performance and poor appearance of the loudspeaker module in the prior art, and the loudspeaker module of the present invention has a simple assembly process, good sealing performance, high quality appearance, excellent acoustic performance, high production efficiency and low production cost.

Abstract: A speaker housing comprises an enclosing side wall frame and a washer. A portion enclosed by the side wall frame is an inner side of the side wall frame. The washer is integrated with the side wall frame by injection molding, and at least a part of the washer is exposed at the inner side of the side wall frame. A seam is formed between a surface of the washer exposed at the inner side of the side wall frame and a surface of the side wall frame. Recesses are formed in surfaces of the washer and the side wall frame at two sides of the seam. Further provided is a speaker unit comprising the above speaker housing. A technical effect of the present application is to prevent a plastic burr extending from the seam between the washer and the side wall frame from affecting the speaker.

Abstract: Disclosed is a loudspeaker module comprising a module housing, wherein a loudspeaker unit is accommodated in the module housing; the loudspeaker unit comprises a unit housing and a unit front cover; an end surface of a sidewall of at least one side of the unit housing is provided with an ultrasonic surface welded to the module housing by means of ultrasound; and an ultrasonic line bonded with the ultrasonic surface by means of ultrasound is provided at a position on the module housing corresponding to the ultrasonic surface. The loudspeaker module of the present invention solves the technical problems of a complex assembly process, poor sealing performance and poor appearance of the loudspeaker module in the prior art, and the loudspeaker module of the present invention has a simple assembly process, good sealing performance, high quality appearance, excellent acoustic performance, high production efficiency and low production cost.