CN215499558U

CN215499558U - High-stability loudspeaker module

Info

Publication number: CN215499558U
Application number: CN202121769951.7U
Authority: CN
Inventors: 林智洪; 朱立东
Original assignee: Xiamen Great Sound Technology Co ltd
Current assignee: Xiamen Great Sound Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-11
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a loudspeaker module with high stability, which comprises: vibrating diaphragm; the bracket is arranged on the vibrating diaphragm and comprises a plurality of sinking grooves; the voice coil comprises a plurality of buffer structures corresponding to the sinking grooves, and is elastically connected in the sinking grooves of the bracket through the buffer structures; the back lid, the lock joint is in on the support, just back lid with be provided with magnetic core and main magnet before the voice coil loudspeaker voice coil, through a plurality of buffer structure who sets up on the voice coil loudspeaker voice coil that sets up, enable to be in the same place voice coil loudspeaker voice coil and support contact, when having retrencied the structure, the cost is reduced holds the voice coil loudspeaker voice coil through buffer structure, makes the voice coil loudspeaker voice coil vibrate with stable mode, and the comparatively stability of vibration that produces, noiselessness improve the tone quality effect of speaker output.

Description

High-stability loudspeaker module

Technical Field

The present invention relates to a speaker, and more particularly, to a speaker module with high stability.

Background

The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance (resonance) with the surrounding air through electromagnetic, piezoelectric or electrostatic effect to make sound.

However, in the existing speaker structure, the stability of the voice coil is always difficult to overcome, and the stability of the voice coil is ensured to determine whether the speaker can generate noise interference when outputting sound.

SUMMERY OF THE UTILITY MODEL

The utility model provides a loudspeaker module with high stability, which can effectively solve the problems.

The utility model is realized by the following steps:

a speaker module with high stability, comprising:

vibrating diaphragm;

the bracket is arranged on the vibrating diaphragm and comprises a plurality of sinking grooves;

the voice coil comprises a plurality of buffer structures corresponding to the sinking grooves, and is elastically connected in the sinking grooves of the bracket through the buffer structures;

and the rear cover is buckled on the bracket, and a magnetic core and a main magnet are arranged in front of the rear cover and the voice coil.

As a further improvement, the buffer structure comprises a first connecting plate lapped with the sinking groove of the bracket, a second connecting plate lapped with the voice coil, and a connecting plate connected between the first connecting plate and the second connecting plate.

As a further improvement, the connecting piece is of an arch structure.

As a further improvement, a downward convex transition strip is arranged between the first connecting plate and the connecting plate and between the second connecting plate and the connecting plate.

As a further improvement, the buffer structures are respectively arranged on the middle points of the long sides and the short sides of the voice coil, and the length of the buffer structure of the long side of the voice coil is longer than that of the buffer structure of the short side of the voice coil.

As a further improvement, the inner side of the support is also provided with two connecting frames which are arranged at intervals, and the voice coil is tightly attached to the connecting frames.

As a further improvement, the rear cover comprises a plurality of yielding grooves, and the yielding grooves correspond to the buffer structures.

As a further improvement, the height of the relief groove is higher than the height of the connecting piece.

The utility model has the beneficial effects that:

according to the utility model, the voice coil and the bracket can be connected together through the plurality of buffer structures arranged on the voice coil, so that the structure is simplified, the cost is reduced, the voice coil can vibrate in a stable manner by pulling the voice coil through the buffer structures, the generated vibration is stable and free of noise, and the tone quality effect output by the loudspeaker is improved.

According to the utility model, through the arched connecting pieces and the transition strips between the connecting plates, kinetic energy can be converted into elastic potential energy, the acting force transmitted to the support is reduced, the amplitude of overall vibration is reduced, and the quality of vibration is improved.

According to the voice coil, the buffer structure is arranged on the middle point of the long side and the short side of the voice coil, the length of the buffer structure of the long side is longer than that of the buffer structure of the short side, the buffer structure can be arranged in a key and fixed point mode according to the crossing length position of the voice coil and the middle point of the voice coil, the whole buffer structure can be uniformly and stably unloaded, and the pertinence is stronger.

The utility model can provide a certain abdicating space for the deformation of the connecting sheet through the abdicating groove, so that the force-unloading capacity of the connecting sheet can not be reduced by the external pressure when the connecting sheet is deformed and the force is unloaded, and the abdicating groove is highly adaptive to the maximum deformation height of the connecting sheet, thereby avoiding the influence of the overlarge opening on the integrity of the loudspeaker while keeping a gap.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is an exploded view of a high stability speaker module according to the present invention.

Fig. 2 is a schematic front view of a speaker module with high stability according to the present invention.

Fig. 3 is a schematic diagram of a reverse structure of a speaker module with high stability according to the present invention.

Fig. 4 is a schematic structural view of a stent of the present invention.

Fig. 5 is a schematic view of a buffer structure and a structure of the buffer structure mounted on a voice coil according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-5, a high stability speaker module includes: a diaphragm 1; the support 2 is arranged on the vibrating diaphragm 1 and comprises a plurality of sinking grooves 21; the voice coil 3 comprises a plurality of buffer structures 31 corresponding to the sinking grooves 21, and the voice coil 3 is elastically connected in the sinking grooves 21 of the bracket 2 through the buffer structures 31; and the rear cover 6 is buckled on the bracket 2, and a magnetic core 4 and a main magnet 5 are arranged in front of the rear cover 6 and the voice coil 3.

Further, the buffer structure 31 includes a first connection plate 311 overlapped with the sinking groove 21 of the support 2, a second connection plate 313 overlapped with the voice coil 3, and a connection plate 312 connected between the first connection plate 311 and the second connection plate 313, where the first connection plate 311 and the second connection plate 313 are axisymmetric with the center line of the connection plate 312, and can quickly transmit force in the same straight line, and if not in the same straight line, the buffer structure is easy to deform or shift in a long-time use process.

Further, the connecting piece 312 has an arch structure, and in other embodiments, the connecting piece 312 may have any one of an arc shape and a wave shape.

Further, a lower convex transition strip 314 is arranged between the first connecting plate 311 and the connecting piece 312, and between the second connecting plate 313 and the connecting piece 312.

Further, the buffer structures 31 are respectively disposed at the middle points of the long sides and the short sides of the voice coil 3, the length of the buffer structure 31 of the long side of the voice coil 3 is longer than the length of the buffer structure 31 of the short side of the voice coil 3, and if the voice coil 3 is circular or square, the buffer structures are disposed at the vertices of four forward directions of the circle, and if the voice coil 3 is polygonal, the buffer structures are disposed at the vertices of the polygon.

Furthermore, two connecting frames 22 arranged at intervals are further arranged on the inner side of the support 2, and the voice coil 3 is tightly attached to the connecting frames 22.

Further, the rear cover 6 includes a plurality of yielding grooves 61, and the yielding grooves 61 correspond to the buffer structure 31.

Further, the height of the relief groove 61 is higher than that of the connecting piece 312.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A speaker module that stability is high, its characterized in that includes:

a diaphragm (1);

the support (2) is arranged on the vibrating diaphragm (1) and comprises a plurality of sinking grooves (21);

the voice coil (3) comprises a plurality of buffer structures (31) corresponding to the sinking grooves (21), and the voice coil (3) is elastically connected in the sinking grooves (21) of the support (2) through the buffer structures (31);

and the rear cover (6) is buckled on the bracket (2), and a magnetic core (4) and a main magnet (5) are arranged in front of the rear cover (6) and the voice coil (3).

2. A loudspeaker module in accordance with claim 1, wherein the buffer structure (31) comprises a first plate (311) overlapping the recess (21) of the support (2), a second plate (313) overlapping the voice coil (3), and a connecting plate (312) connected between the first plate (311) and the second plate (313).

3. A high stability speaker module as set forth in claim 2, wherein said connecting piece (312) is formed in an arch shape.

4. The loudspeaker module with high stability as claimed in claim 2, wherein a downward convex transition strip (314) is arranged between the first connecting plate (311) and the connecting plate (312) and between the second connecting plate (313) and the connecting plate (312).

5. A loudspeaker module with high stability according to claim 2, wherein the buffer structures (31) are respectively disposed at the midpoints of the long sides and the short sides of the voice coil (3), and the length of the buffer structure (31) at the long side of the voice coil (3) is longer than the length of the buffer structure (31) at the short side of the voice coil (3).

6. A loudspeaker module with high stability according to claim 1, wherein two spaced connection frames (22) are further disposed on the inner side of the support (2), and the voice coil (3) is tightly attached to the connection frames (22).

7. The loudspeaker module with high stability according to claim 2, wherein the rear cover (6) comprises a plurality of receding grooves (61), and the receding grooves (61) correspond to the buffer structure (31).

8. A loudspeaker module with high stability according to claim 7, wherein the height of the receding groove (61) is higher than the height of the connecting piece (312).