CN213754947U

CN213754947U - Integrated vibration horn with independent cavity

Info

Publication number: CN213754947U
Application number: CN202022697685.3U
Authority: CN
Inventors: 黄奕培
Original assignee: Dongguan Desheng Industrial Co ltd
Current assignee: Dongguan Desheng Industrial Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-07-20
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses an integral vibrating horn with independent cavity, which comprises a cavity body formed by arranging a vibrator and the cavity body and a vibrating horn arranged in the cavity body, wherein the cavity body comprises a cavity body rear cover, a cavity body front cavity and a cavity body front cover, the rear end of the cavity body front cover is also provided with a vibrating diaphragm, the vibrating horn comprises a fixed support, a horn rear cover, a voice coil, a washer, a magnet, a copper ring pressing sheet, a vibrating sheet, U-shaped iron, tuning paper, a PCB (printed circuit board) and a rubber sheet, the vibrating horn rear cover is arranged and fixed at the lower end position of the center of the fixed support, the tuning paper and the PCB are arranged at the outer bottom end surface of the fixed support, the rubber sheet is arranged at the inner bottom surface of the horn rear cover, the washer and the magnet are arranged in the U-shaped iron and fixed at the inner end of the horn rear cover, the structure is simple, and the use of product accessories can be reduced by arranging the sounding and the vibration into an integral body, the production cost is reduced, the assembly is convenient, and the independent cavity is also provided for enhancing the timbre and the transmission range of sound.

Description

Integrated vibration horn with independent cavity

Technical Field

The utility model relates to an electroacoustic technology field, especially an integral type vibration loudspeaker that possess independent cavity.

Background

With the continuous development and progress of society, electronic products are also rapidly developed and widely applied, most earphones on the market at present adopt a single vibrator and a loudspeaker as a sounding body of the earphones, the two units are combined together, so that the temporary space is large, and the existing earphones are smaller and smaller, so that the existing production process is difficult to manufacture and form, and the technical problems existing at present need to be solved.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is not enough to above-mentioned prior art, an integral type vibration loudspeaker that possess independent cavity is provided.

In order to solve the technical problem, the utility model discloses the technical scheme who takes is: the utility model provides an integral type vibration horn that possess independent cavity, includes the cavity that sets vibrator and cavity to the integral type and locates the vibration horn in the cavity, the cavity includes lid, cavity protecgulum and cavity protecgulum behind the cavity, the rear end of cavity protecgulum still is equipped with the vibrating diaphragm, vibration horn includes lid, voice coil loudspeaker voice coil, china department, magnetite, copper ring preforming, trembler, U iron, tuning paper, PCB board and rubber piece behind the cavity, the lid is located and is connected and fix the center department lower extreme position at the fixed bolster behind the loudspeaker, the outside bottom face of fixed bolster is located to tuning paper and PCB board, the inner bottom surface of lid behind the loudspeaker is located to the rubber piece, china department and magnetite are located in the U iron and are fixed in behind the loudspeaker lid inner, the upper end of U iron is located to voice coil loudspeaker voice coil and copper ring preforming.

Preferably, the copper ring pressing piece is arranged at the upper ends of the U-shaped iron and the loudspeaker rear cover, the central end of the copper ring pressing piece is abutted against the upper end of the U-shaped iron, and the outer end of the copper ring pressing piece is abutted against the upper end face of the loudspeaker rear cover.

Preferably, the outer ring of the diaphragm abuts against the cavity.

Preferably, the washer, the magnet, the U-shaped iron, the vibrating piece, the copper ring pressing piece, the rubber piece and the rear loudspeaker cover are integrally formed.

Preferably, the mixing paper and the PCB are arranged on the same layer, and a gap corresponding to the size of the PCB is formed in the mixing paper.

Preferably, the cavity is provided with a front sound outlet and a side end guide sound outlet.

The utility model has the advantages that: fix in the U-iron through the installation of china department and magnetite, place the bottom in the lid behind the loudspeaker with the sheet rubber, and erect the U-iron in the lid behind the loudspeaker, place the upper end of lid behind the loudspeaker with the copper ring preforming again, and make it fix as a whole, make two sets of magnetic circuits in the past merge into same group's magnetic circuit, reduce the whole volume of sound production loudspeaker, reduce the occupancy in space, and still saved the accessory, reduce manufacturing cost, the utility model discloses simple structure through with sound production and vibration design formula as an organic whole, can reduce the use of product accessory, reduction in production cost to still be equipped with independent cavity and strengthen the tone quality and the transmission range of sound.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded schematic view of the present invention.

Fig. 3 is a schematic view of the speaker structure of the present invention.

1. A cavity; 11. a cavity rear cover; 12. a cavity front cavity; 13. a cavity front cover; 14. the side end is guided to the sound outlet; 15. A sound outlet on the front side; 2. a vibrating horn; 21. fixing a bracket; 22. a horn rear cover; 23. a voice coil; 24. washer; 25. a magnet; 26. pressing a copper ring; 27. a vibrating piece; 28. iron U; 29. tone tuning paper; 30. a PCB board; 31. a rubber sheet; 40. and (5) vibrating a diaphragm.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, an integrated vibration horn with an independent cavity comprises a cavity 1 and a vibration horn 2, wherein the cavity 1 is integrated with the cavity 1, the vibration horn 2 is arranged in the cavity 1, the cavity 1 comprises a cavity back cover 11, a cavity front cavity 12 and a cavity front cover 13, a vibration film 40 is arranged at the rear end of the cavity front cover 13, the vibration horn 2 forms a complete cavity 1 by combining the cavity 1 and provides sound, the vibration horn 2 comprises a fixed support 21, a horn back cover 22, a voice coil 23, a washer 24, a magnet 25, a copper ring pressing sheet 26, a vibration sheet 27, a U-iron 28, a paper tuning sheet 29, a PCB 30 and a rubber tuning sheet 31, the horn back cover 22 is arranged and fixed at the lower end position of the center of the fixed support 21, the tuning sheet 29 and the PCB 30 are arranged at the outer bottom end surface of the fixed support 21, the rubber tuning sheet 31 is arranged at the inner end surface of the horn back cover 22, play the effect of sound wave reflection to be provided with a plurality of trapezium structure faces on the sheet rubber 31 and let the sound wave refract, thereby improve the bass effect, still through locating china department 24 and magnetite 25 in U indisputable 28 and be fixed in behind the loudspeaker lid 22 the inner, and locate the upper end of U indisputable 28 with voice coil 23 and copper ring preforming 26, and make china department 24, magnetite 25, U indisputable 28, trembler 27, copper ring preforming 26, sheet rubber 31 and behind the loudspeaker lid 22 formula shaping as an organic whole, make it be same magnetic circuit and reduce overall height.

Wherein, through locating copper ring preforming 26 in the upper end department of lid 22 behind U-shaped iron 28 and the loudspeaker, support the central point of copper ring preforming 26 and lean on in the U-shaped iron 28 upper end, the outer end supports and leans on in the up end of lid 22 behind the loudspeaker to supply trembler 27 to play the fixed effect of location.

Wherein, support the outer lane of vibrating diaphragm 40 against on cavity 1, can make sound perfect, the tone quality is clear and saturated through vibrating diaphragm 40, and the user who makes has good sense of hearing impression.

Wherein, by setting up the tuning paper 29 and the PCB board 30 in the same layer, and be equipped with the corresponding breach of PCB board 30 size on the tuning paper 29, be convenient for place PCB board 30 and tuning paper 29 in the same layer and fix the rear end at the fixed bolster 21.

Wherein, be equipped with front sound outlet 15 and side direction sound outlet 14 on cavity 1, lead to sound outlet 14 through the side and can make sound better transmit user's ear through sound outlet, make the user experience better tone quality.

The above embodiments are merely illustrative and not restrictive, and all equivalent changes and modifications made by the methods described in the claims are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an integral type vibration horn that possess independent cavity, includes the cavity that sets vibrator and cavity to the integral type and the vibration horn in locating the cavity, its characterized in that: the cavity includes lid, cavity protecgulum and cavity protecgulum behind the cavity, the rear end of cavity protecgulum still is equipped with the vibrating diaphragm, vibrating loudspeaker includes lid, voice coil loudspeaker voice coil, china department, magnetite, copper ring preforming, trembler, U iron, tuning paper, PCB board and sheet rubber behind the fixed bolster, lid locates and connects the center department lower extreme position of fixing at the fixed bolster behind the loudspeaker, the outside bottom face of fixed bolster is located to tuning paper and PCB board, the inner bottom surface of lid behind the loudspeaker is located to the sheet rubber, china department and magnetite are located in the U iron and are fixed in loudspeaker back lid inner, the upper end of U iron is located to voice coil loudspeaker voice coil and copper ring preforming.

2. The integrated vibration horn with the independent cavity as claimed in claim 1, wherein: the upper end department of lid behind U iron and the loudspeaker is located to the copper ring preforming, the center end of copper ring preforming supports and leans on in the U iron upper end, and the up end of lid behind the loudspeaker is supported and leans on to the outer end.

3. The integrated vibration horn with the independent cavity as claimed in claim 1, wherein: the outer ring of the diaphragm is abutted against the cavity.

4. The integrated vibration horn with the independent cavity as claimed in claim 1, wherein: the washer, the magnet, the U-shaped iron, the vibrating piece, the copper ring pressing piece, the rubber piece and the loudspeaker rear cover are integrally formed.

5. The integrated vibration horn with the independent cavity as claimed in claim 1, wherein: the sound mixing paper and the PCB are arranged on the same layer, and a gap corresponding to the size of the PCB is formed in the sound mixing paper.

6. The integrated vibration horn with the independent cavity as claimed in claim 1, wherein: the cavity is provided with a front sound outlet and a side end guide sound outlet.