CN219478133U

CN219478133U - Full-frequency loudspeaker

Info

Publication number: CN219478133U
Application number: CN202320386699.4U
Authority: CN
Inventors: 薛峰; 杨连木; 吕加良; 杨峰; 陈金国; 张英俊
Original assignee: Zhejiang Quanfang Technology Co ltd
Current assignee: Zhejiang Quanfang Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-08-04
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a full-frequency loudspeaker which belongs to the technical field of loudspeakers and comprises a basin frame assembly, wherein magnetic steel is arranged at the bottom of the basin frame assembly, T iron is arranged below the magnetic steel, a first sound film is arranged above the basin frame assembly, a voice coil is arranged in the middle of the first sound film, and a second sound film is arranged above the voice coil. The utility model is provided with the first sound film and the second sound film, wherein the first sound film is responsible for the sound pressure of the middle-low frequency band, and the second sound film is responsible for the expansion of the high-frequency sound band, thereby realizing the full-frequency sound band; the upper edge of the second sound film is connected with the basin frame assembly through the elastic wave, so that polarization can be restrained under large amplitude; the elastic wave is a ventilation mesh member, so that the influence on the ventilation sounding of the first sound membrane can be avoided, and in addition, the acoustic damping can be adjusted by adjusting the material and the density of the mesh, so that the low-frequency performance is adjusted.

Description

Full-frequency loudspeaker

Technical Field

The utility model belongs to the technical field of speakers, and particularly relates to a full-frequency speaker.

Background

With the maturation of speaker technology and technology, the performance requirements on the horn are higher and higher, such as the performance of one horn to realize full frequency, but due to the inherent characteristics of the structure of the conventional horn, the horn is difficult to extend at medium and high frequencies, for example:

1. the elastic wave is arranged below the sound basin and above the magnetic path, so that the upper and lower vibration space of the elastic wave is avoided, the height space of the structure is required to be sacrificed to a certain extent, the linear design of the magnetic circuit is not facilitated, and the linearity is relatively poor;

2. in the high-frequency stage, no high-frequency cup gathers sound pressure, and the high-frequency ductility is poor;

3. the acoustic damping device has the advantages that the acoustic damping of the elastic wave is poor in adjustability, and the amplitude is large under the same condition, so that low-frequency distortion is not facilitated;

4. the cone is directly exposed outside, if the voice coil lead is attached to the cone and glued, the cone is unfavorable to be used as an appearance piece.

Disclosure of Invention

To solve the problems set forth in the background art. The utility model provides a full-frequency loudspeaker which has the characteristic of realizing a full-frequency sound section.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a full-frequency loudspeaker, includes basin frame assembly, and the bottom of basin frame assembly is equipped with the magnet steel, and the below of magnet steel is equipped with T iron, and the top of basin frame assembly is equipped with first sound membrane, and the intermediate position of first sound membrane is equipped with the voice coil loudspeaker voice coil, and the top of voice coil loudspeaker voice coil is equipped with the second sound membrane.

In order to suppress polarization under large amplitude, further, the upper edge of the second sound film is connected with the basin frame assembly through elastic waves.

In order to fix the first sound film, a mounting surface can be provided for the elastic wave, and further, a blank holder is arranged between the elastic wave and the basin frame assembly.

In order to be responsible for the sound pressure of the middle-low frequency band, further, the first sound membrane comprises a ketone body, wherein the upper edge of the ketone body is connected with a folding ring.

In order to avoid affecting the ventilation sounding of the first sound membrane, further, the elastic wave is a ventilation mesh member.

In order to facilitate the production of the basin frame assembly and reduce the assembly process of the loudspeaker, the basin frame assembly further comprises a basin frame, wherein a washer is connected to the inner part of the bottom surface of the basin frame in an injection molding mode.

In order to realize the input of power supply, further, be connected with the wiring board on the basin frame, the wiring board passes through cotton thread connection with the voice coil loudspeaker voice coil.

Compared with the prior art, the utility model has the beneficial effects that:

1. the utility model is provided with the first sound film and the second sound film, wherein the first sound film is responsible for the sound pressure of the middle-low frequency band, and the second sound film is responsible for the expansion of the high-frequency sound band, thereby realizing the full-frequency sound band;

2. the upper edge of the second sound film is connected with the basin frame assembly through the elastic wave, so that polarization can be restrained under large amplitude;

3. the elastic wave is a ventilation mesh member, so that the influence on the ventilation sounding of the first sound membrane can be avoided, and in addition, the acoustic damping can be adjusted by adjusting the material and the density of the mesh, so that the low-frequency performance is adjusted;

4. the elastic wave is arranged on the other side of the magnetic circuit, so that the lower vibration space is convenient to avoid, low-distortion products can be designed better, and in addition, the modeling structure of the elastic wave can be designed and used as an appearance piece.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of an explosion of a structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

in the figure: 1. t iron; 2. magnetic steel; 3. a first sound membrane; 31. a folding ring; 32. a ketone body; 4. a second sound film; 5. a flick wave; 6. a blank holder; 7. a voice coil; 8. a basin stand assembly; 81. a basin stand; 82. washer; 9. a wiring board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-2, the present utility model provides the following technical solutions: the utility model provides a full-frequency loudspeaker, includes basin frame assembly 8, and the bottom of basin frame assembly 8 is equipped with magnet steel 2, and the below of magnet steel 2 is equipped with T iron 1, and the top of basin frame assembly 8 is equipped with first sound membrane 3, and the intermediate position of first sound membrane 3 is equipped with voice coil 7, and the top of voice coil 7 is equipped with second sound membrane 4.

Through adopting above-mentioned technical scheme, set up first sound film 3 and second sound film 4, the acoustic pressure of low frequency band in the first sound film 3 is responsible for, and the expansion of high frequency sound section is responsible for to second sound film 4 to realized full frequency sound section.

Specifically, the upper edge of the second sound film 4 is connected with the basin frame assembly 8 through the elastic wave 5.

By adopting the technical scheme, polarization can be restrained under large amplitude.

Specifically, the first sound membrane 3 includes a ketone body 32, wherein a folded ring 31 is connected to an upper edge of the ketone body 32.

By adopting the technical scheme, the sound pressure of the middle and low frequency bands is responsible.

Specifically, the elastic wave 5 is a ventilation mesh member.

By adopting the technical scheme, the influence on the ventilation sounding of the first sound membrane 3 is avoided.

Specifically, the frame 81 is connected with a wiring board 9, and the wiring board 9 is connected with the voice coil 7 through cotton threads.

By adopting the technical scheme, the power supply is input.

Example 2

This embodiment differs from embodiment 1 in that: specifically, a blank holder 6 is arranged between the elastic wave 5 and the basin frame assembly 8.

By adopting the technical scheme, the first sound membrane 3 can be fixed, and the installation surface can be provided for the elastic wave 5.

Example 3

This embodiment differs from embodiment 1 in that: specifically, the basin frame assembly 8 comprises a basin frame 81, wherein a washer 82 is connected to the inner part of the bottom surface of the basin frame 81 in an injection molding manner.

By adopting the technical scheme, the production of the basin stand assembly 8 is facilitated, and meanwhile, the assembly procedure of the loudspeaker is reduced.

In summary, the first sound film 3 and the second sound film 4 are provided, the first sound film 3 is responsible for the sound pressure of the middle and low frequency bands, and the second sound film 4 is responsible for the expansion of the high-frequency sound band, so that the full-frequency sound band is realized; the upper edge of the second sound film 4 is connected with the basin frame assembly 8 through the elastic wave 5, so that polarization can be restrained under large amplitude; the elastic wave 5 is a ventilation mesh member, so that the influence on the ventilation sounding of the first sound membrane 3 can be avoided, and in addition, the acoustic damping can be adjusted by adjusting the material and the density of the mesh, so that the low-frequency performance is adjusted; the elastic wave 5 is arranged on the other side of the magnetic circuit, so that the lower vibration space is convenient to avoid, low-distortion products can be designed better, and in addition, the modeling structure of the elastic wave 5 can be designed and used as an appearance piece.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a full frequency loudspeaker, includes basin frame subassembly, its characterized in that: the bottom of basin frame subassembly is equipped with the magnet steel, and the below of magnet steel is equipped with T iron, and the top of basin frame subassembly is equipped with first sound membrane, and the intermediate position of first sound membrane is equipped with the voice coil loudspeaker voice coil, and the top of voice coil loudspeaker voice coil is equipped with the second sound membrane.

2. An all-frequency loudspeaker according to claim 1, wherein: the upper edge of the second sound film is connected with the basin frame component through elastic waves.

3. An all-frequency loudspeaker according to claim 2, wherein: and a blank holder is arranged between the elastic wave and the basin frame assembly.

4. An all-frequency loudspeaker according to claim 1, wherein: the first sound membrane comprises a ketone body, wherein the upper edge of the ketone body is connected with a folding ring.

5. An all-frequency loudspeaker according to claim 2, wherein: the elastic wave is a breathable mesh member.

6. An all-frequency loudspeaker according to claim 1, wherein: the basin frame assembly comprises a basin frame, wherein a washer is connected to the inner part of the bottom surface of the basin frame in an injection molding mode.

7. An all-frequency loudspeaker according to claim 6, wherein: the basin frame is connected with a wiring board, and the wiring board is connected with the voice coil through cotton threads.