CN220108192U - Screen cloth subassembly, sound production monomer, sound production module and electronic equipment - Google Patents

Abstract

The utility model belongs to the technical field of electroacoustic conversion equipment, and particularly relates to a mesh assembly, a sounding unit, a sounding module and electronic equipment. The mesh assembly is used for being arranged on the outer side of an acoustic end of an acoustic monomer, and comprises a mesh body and a plurality of air holes arranged on the mesh body, wherein the mesh body is provided with a first surface and a second surface which are oppositely arranged, the two axial ends of each air hole are respectively positioned on the first surface and the second surface, and an included angle a between the axial direction of each air hole and the normal direction of the first surface or the second surface is more than 0 degrees. According to the mesh assembly provided by the utility model, the sounding direction of the air holes can be effectively changed, namely, the outflow direction of sound waves emitted by the first vibrating diaphragm after passing through the air holes is changed, so that the mesh assembly is matched with a sounding pipeline of electronic equipment, and the sounding performance of sounding monomers is further adjusted.

Description

Screen cloth subassembly, sound production monomer, sound production module and electronic equipment

Technical Field

The utility model belongs to the technical field of electroacoustic conversion equipment, and particularly relates to a mesh assembly, a sounding unit, a sounding module and electronic equipment.

Background

With the rapid development of technology, people have increasingly high requirements on sound quality of electronic devices. The speaker unit is typically attached to the mesh assembly at the sound outlet in use to prevent contaminants from entering the speaker front cavity and damaging the internal structure. In addition to protecting the speaker from damage, the mesh assembly is also important for adjusting the performance of the speaker. The air holes of the mesh cloth assembly are equivalent to the first miniature acoustic pipeline before the sound outlet pipeline of the electronic equipment is arranged after the loudspeaker body generates sound pressure. Different aperture directions can lead to different air flow directions through the air holes, and the difference of the performance of the loudspeaker can be caused by matching with the sound outlet pipeline of the electronic equipment.

Disclosure of Invention

The utility model aims to at least solve the problem of how to adjust the sounding performance of a single loudspeaker body by arranging the air holes of the mesh cloth component. This object is achieved by:

the first aspect of the present utility model provides a mesh assembly, where the mesh assembly is used to be located at the outer side of an acoustic end of a sound generating unit, the mesh assembly includes a mesh body and a plurality of ventilation holes located on the mesh body, the mesh body has a first surface and a second surface that are oppositely located, two axial ends of each ventilation hole are located on the first surface and the second surface, and an included angle a between an axial direction of each ventilation hole and a normal direction of the first surface or the second surface is greater than 0 °.

According to the mesh assembly, the mesh assembly is arranged on the outer side of the sound emitting end of the sound emitting unit, and the included angle a between the axial direction of the air hole and the normal direction of the first surface or the second surface is larger than 0 degrees, compared with the situation that the axial direction of the air hole is perpendicular to the first surface in the prior art, the sound emitting direction of the air hole can be effectively changed, namely the outflow direction of sound waves emitted by the first vibrating diaphragm after passing through the air hole is changed, so that the mesh assembly is matched with a sound emitting pipeline of electronic equipment, and the sound emitting performance of the sound emitting unit is adjusted.

In addition, the mesh assembly according to the utility model can also have the following additional technical characteristics:

in some embodiments of the utility model, the included angle a has a value in the range of 15 DEG.ltoreq.a.ltoreq.75°.

The second aspect of the present utility model provides a sounding monomer, including the mesh assembly, where the sounding monomer further includes:

a housing assembly including a housing body;

the magnetic circuit assembly is arranged in the shell body;

the first vibration assembly comprises a first voice coil and a first vibrating diaphragm, the first voice coil is connected with the first vibrating diaphragm, the first voice coil can drive the first vibrating diaphragm to reciprocate along the axial direction of the first vibrating diaphragm under the action of the magnetic circuit assembly, and the first vibrating diaphragm forms a first sound outlet end of the sound production unit;

the screen cloth subassembly is located first vibrating diaphragm deviates from the one side of first voice coil loudspeaker voice coil, and with the second surface is relative and the interval sets up.

In some embodiments of the utility model, the first surface is perpendicular to the vibration direction of the first diaphragm.

In some embodiments of the present utility model, the housing assembly further includes an end cover, the end cover is disposed on an outer portion of the housing body and covers an outer portion of at least a portion of the first diaphragm, the end cover is provided with a first opening, and the mesh assembly is connected to the end cover and disposed at the first opening.

In some embodiments of the present utility model, a first mounting surface is formed on a surface of the end cover facing away from the first diaphragm, the first surface is in fit connection with the first mounting surface, and the first mounting surface is perpendicular to the vibration direction of the first diaphragm.

In some embodiments of the utility model, the mesh assembly comprises a plastic mesh, a metal mesh, a plastic aperture plate, or a metal aperture plate.

In some embodiments of the present utility model, the sound generating unit further includes a second vibration assembly, where the second vibration assembly and the first vibration assembly are respectively disposed on two sides of the magnetic circuit assembly, the second vibration assembly includes a second voice coil and a second diaphragm, the second voice coil is connected to the second diaphragm, the second voice coil can drive the second diaphragm to reciprocate along an axial direction of the second voice coil under the action of the magnetic circuit assembly, and the second diaphragm forms a second sound generating end of the sound generating unit.

In some embodiments of the present utility model, the number of the mesh assemblies is two, wherein one mesh assembly is disposed on a side of the first diaphragm facing away from the first voice coil, and the other mesh assembly is disposed on a side of the second diaphragm facing away from the second voice coil and spaced apart from the second diaphragm.

The third aspect of the present utility model further provides a sounding module, the sounding module includes any one of the sounding monomers, the sounding module further includes a module housing, the module housing has an inner cavity and a sounding hole communicated with the inner cavity, the sounding monomer is disposed in the inner cavity, and the ventilation hole is communicated with the sounding hole.

The fourth aspect of the present utility model further provides an electronic device, where the electronic device includes the sounding module, and an acoustic output pipe connected to the acoustic output hole is further disposed in the electronic device, and an axial direction of the air hole is parallel to an extending direction of at least a portion of the acoustic output pipe.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. Wherein:

FIG. 1 is a schematic diagram of a sound emitting unit according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of an exploded structure of a sound emitting unit according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a cross-section A-A of a sound emitting unit according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a B-B cross-sectional structure of a sound emitting unit according to an embodiment of the present utility model;

FIG. 5 is a schematic structural view of a screen assembly according to an embodiment of the present utility model;

FIG. 6 is a schematic view of a cross-sectional C-C configuration of a screen assembly according to one embodiment of the present utility model;

fig. 7 is a schematic structural diagram of a sound module according to an embodiment of the utility model.

The reference numerals in the drawings are as follows:

100. an electronic device;

1. a sounding monomer;

10. a housing assembly; 11. a housing body; 111. a first housing portion; 112. a second housing portion; 1121. a mounting part; 12. an end cap;

20. a magnetic circuit assembly; 21. a center magnet; 22. a side magnet; 23. a central magnetically permeable plate;

30. a first vibration assembly; 31. a first voice coil; 32. a first diaphragm; 33. a first reinforcing portion; 34. a first centering support;

40. a screen assembly; 41. a mesh body; 411. a first surface; 412. a second surface; 42. ventilation holes;

50. a second vibration assembly; 51. a second voice coil; 52. a second diaphragm; 53. a second reinforcing portion; 54. a second centering support;

2. a module housing;

3. and a sound outlet pipeline.

Detailed Description

Exemplary embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present utility model are shown in the drawings, it should be understood that the present utility model may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless an order of performance is explicitly stated. It should also be appreciated that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For ease of description, in the context of this specification, when an element is referred to as being "on" another element, it can be directly on the other element or be indirectly on the other element with one or more intervening elements interposed therebetween. Also, in the context of this specification, when an element is referred to as being "connected" or "coupled" or "attached" to another element, it can be directly connected or coupled or attached to the other element or be indirectly connected, coupled or attached to the other element with one or more intervening elements interposed therebetween. In addition, when an element is referred to as being "engaged" with another element, it can be directly engaged or contacted with the other element or be indirectly engaged or contacted with the other element with one or more intervening elements interposed therebetween.

Spatially relative terms, such as "inner," "outer," "lower," "upper," and the like, may also be used herein to describe one element's or feature's relationship to another element's or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" may include both upper and lower orientations. The device may be otherwise oriented (rotated 90 degrees or in other directions) and the spatial relative relationship descriptors used herein interpreted accordingly.

Referring to fig. 1 to 7, in some embodiments of the present utility model, a sound generating unit 1 includes a housing assembly 10, a magnetic circuit assembly 20, a first vibration assembly 30, and a mesh assembly 40, wherein the housing assembly 10 includes a housing body 11, the magnetic circuit assembly 20 is disposed in the housing body 11, the first vibration assembly 30 includes a first voice coil 31 and a first diaphragm 32, the first voice coil 31 is connected to the first diaphragm 32, the first voice coil 31 can drive the first diaphragm 32 to reciprocate along an axial direction thereof under the action of the magnetic circuit assembly 20, and the mesh assembly 40 is disposed on a side of the first diaphragm 32 facing away from the first voice coil 31 and opposite to and spaced apart from the first diaphragm 32.

Specifically, the first diaphragm 32 forms the sound emitting end of the sound emitting unit 1, and the mesh assembly 40 is disposed outside the sound emitting end of the sound emitting unit 1. The mesh assembly 40 comprises a mesh body 41 and a plurality of ventilation holes 42 arranged on the mesh body 41, the mesh body 41 is provided with a first surface 411 and a second surface 412 which are oppositely arranged, two axial ends of each ventilation hole 42 are respectively arranged on the first surface 411 and the second surface 412, and an included angle a between the axial direction of each ventilation hole 42 and the normal direction of the first surface 411 or the second surface 412 is more than 0 degrees. The included angle a is the smallest included angle formed between the ventilation hole 42 and the first surface 411 or the second surface 412, wherein the first surface 411 and the second surface 412 are parallel to each other, and the first surface 411 is used for being connected with the housing assembly. The included angle a may take any value between 5 deg. … deg. … deg. … deg.. Alternatively, the included angle a has a value ranging from 15 DEG to 75 deg.

Wherein the screen assembly 40 comprises a plastic mesh, a metal mesh, a plastic aperture plate, or a metal aperture plate. The air holes 42 can effectively isolate the first diaphragm 32 from particles or impurities outside the housing assembly 10, so as to prevent the first diaphragm 32 from being damaged, and meanwhile, when the first diaphragm 32 vibrates to sound, sound waves generated by the first diaphragm 32 can be transmitted to the outside of the housing assembly 10 through the air holes 42.

The sounding monomer 1 of the present utility model can be used in a variety of electronic devices 100, including mobile phones, tablet computers or other electronic devices, and is not illustrated herein. The electronic device 100 generally further includes a sounding module, where the sounding module includes a module housing 2, the module housing 2 has an inner cavity and a sounding hole communicated with the inner cavity, the sounding unit 1 is disposed in the inner cavity, and the first diaphragm 32 is disposed towards the sounding hole, and sound waves generated by the first diaphragm 32 in a vibrating state can be transmitted into the sounding hole through the air holes 42. The electronic device 100 is further provided therein with a sound outlet pipe 3 communicating with the sound outlet hole, and the axial direction of the ventilation hole 42 is parallel to the extending direction of at least a part of the sound outlet pipe 3. The sound waves generated from the first diaphragm 32 are transmitted to the outside of the electronic device 100 through the vent holes 42, the sound outlet holes, and the sound outlet pipe 3 in this order.

The vent hole 42 on the mesh assembly 40 is used as a first micro sound pipeline before the sound pressure generated by the sound production monomer 1 enters the sound production pipeline 3 of the electronic device 100, and the arrangement of the axial direction of the vent hole 42 can influence the sound production effect of the first vibrating diaphragm 32 in the sound production pipeline 3. In the prior art, the axial direction of the ventilation hole 42 is perpendicular to the first surface 411, and the first surface 411 is disposed at an angle to the sound emitting direction of the sound emitting tube 3, so that the sound emitting direction of the ventilation hole 42 is disposed at an angle to the sound emitting direction of the sound emitting tube 3. Wherein, when the included angle between the axial direction of the air hole 42 and the sound emitting direction of the sound emitting pipeline 3 is smaller, the resistance of the sound wave in the process of flowing from the air hole 42 to the sound emitting pipeline 3 is smaller, the loudness of the sound emitting unit 1 is larger, and when the included angle between the axial direction of the air hole 42 and the sound emitting direction of the sound emitting pipeline 3 is larger, the reverse arrangement is set, the resistance of the sound wave in the process of flowing from the air hole 42 to the sound emitting pipeline 3 is larger, and the loudness of the sound emitting unit 1 is smaller. Therefore, in the present utility model, the axial direction of the air hole 42 and the normal direction of the first surface 411 form an included angle a, which is compared with the axial direction of the air hole 42 and the first surface 411 in the prior art, the sound emitting direction of the air hole 42 can be effectively changed, that is, the outflow direction of the sound wave emitted by the first diaphragm 32 after passing through the air hole 42 is changed, so that the sound emitting direction is matched with the sound emitting pipeline 3 of the electronic device 100, and the sound emitting performance of the sound emitting unit 1 is further adjusted.

As shown in connection with fig. 1-4, in some embodiments of the present utility model, the housing body 11 includes a first housing portion 111 and a second housing portion 112 that together form the housing body 11 having an acoustic cavity. The magnetic circuit assembly 20 is disposed in the acoustic chamber of the case body 11, the magnetic circuit assembly 20 includes a center magnet 21 and a plurality of side magnets 22, the plurality of side magnets 22 are disposed around the outside of the center magnet 21, and a magnetic gap is formed between any one of the side magnets 22 and the center magnet 21. The second housing portion 112 is provided with an installation portion 1121 protruding toward the first housing portion 111, one side of the center magnet 21 is attached to a surface of the installation portion 1121 facing away from the first housing portion 111, and the other side of the center magnet 21 is attached to a center magnetic conductive plate 23, where the center magnetic conductive plate 23 can promote magnetic flux of the magnetic circuit assembly 20. The first housing portion 111 is provided with a plurality of attachment locations, and the plurality of side magnets 22 are provided at the attachment locations, respectively.

As shown in connection with fig. 1 to 4, in some embodiments of the present utility model, the first vibration assembly 30 includes a first voice coil 31, a first diaphragm 32, a first reinforcing portion 33, and a first positioning support piece 34. Wherein, the first centering support 34 is connected with the housing body 11, and specifically can be connected with the second housing portion 112, one end of the first voice coil 31 along the axial direction is connected with the first centering support 34, and the other end is connected with the first vibrating diaphragm 32, so that the first voice coil 31 is supported to vibrate through the first centering support 34, and the vibration effect of the first voice coil 31 is improved. The first reinforcement portion 33 is attached to the first diaphragm 32, and is used for improving the vibration effect of the first diaphragm 32.

As shown in connection with fig. 1-6, in some embodiments of the utility model, the first surface 411 is perpendicular to the direction of vibration of the first diaphragm 32.

Since the first surface 411 is perpendicular to the vibration direction of the first diaphragm 32, and the axial direction of the air hole 42 is set at an angle a with respect to the normal direction of the first surface 411, the axial direction of the air hole 42 is set at an angle a with respect to the vibration direction of the first diaphragm 32.

Referring to fig. 1 to 4, in some embodiments of the present utility model, the housing assembly 10 further includes an end cap 12, where the end cap 12 is disposed on the exterior of the housing body 11 and covers at least a portion of the exterior of the first diaphragm 32, the end cap 12 is provided with a first opening, and the mesh assembly 40 is connected to the end cap 12 and disposed at the first opening.

Specifically, the surface of the end cover 12 facing away from the first diaphragm 32 forms a first mounting surface (not shown in the figure), and the first surface 411 is attached to the first mounting surface, and the first mounting surface is perpendicular to the vibration direction of the first diaphragm 32, so that the attached first surface 411 is perpendicular to the vibration direction of the first diaphragm 32.

Through linking to each other screen cloth subassembly 40 and end cover 12, and the outside of at least part first vibrating diaphragm 32 is located to end cover 12 to make screen cloth subassembly 40 and first vibrating diaphragm 32 interval set up, make first vibrating diaphragm 32 vibrate the sound production under the effect of first voice coil loudspeaker voice coil 31, and first vibrating diaphragm 32 can not contact with screen cloth subassembly 40 under vibrating state, improve the operational reliability of first vibrating diaphragm 32.

In some embodiments of the utility model, the provision of the end cap 12 may also be eliminated. The end portion of the shell body 11, which is provided with one end of the first vibrating diaphragm 32, is provided with a protruding structure, the mesh assembly 40 is connected with the protruding structure, the mesh assembly 40 and the first vibrating diaphragm 32 are arranged at intervals, and vibration sounding of the first vibrating diaphragm 32 can be guaranteed.

Referring to fig. 1 to 7, in some embodiments of the present utility model, the sounding unit 1 further includes a second vibration assembly 50, where the second vibration assembly 50 and the first vibration assembly 30 are respectively disposed on two sides of the magnetic circuit assembly 20, the second vibration assembly 50 includes a second voice coil 51 and a second diaphragm 52, the second voice coil 51 is connected to the second diaphragm 52, and the second voice coil 51 can drive the second diaphragm 52 to reciprocate along the axial direction thereof under the action of the magnetic circuit assembly 20, and the second diaphragm 52 forms a second sounding end of the sounding unit 1.

Specifically, the second vibration assembly 50 and the first vibration assembly 30 are respectively disposed on both sides of the mounting portion 1121. The second vibration assembly 50 includes a second voice coil 51, a second diaphragm 52, a second reinforcing portion 53, and a second centering support 54. The second centering support 54 is connected to the housing body 11, specifically may be connected to the second housing portion 112, and one end of the second voice coil 51 in the axial direction is connected to the second centering support 54, and the other end is connected to the second diaphragm 52, so that the second voice coil 51 is supported by the second centering support 54 to vibrate, and the vibration effect of the second voice coil 51 is improved. The second reinforcing portion 53 is attached to the second diaphragm 52, and is used for improving the vibration effect of the second diaphragm 52.

By providing the first vibration assembly 30 and the second vibration assembly 50 on both sides of the case body 11, respectively, double-sided sound production of the sound production cell 1 can be achieved.

In some embodiments of the present utility model, the sound generating unit 1 is disposed in the inner cavity of the module housing 2 and cooperates with the module housing 2 to form a front sound cavity and a rear sound cavity within the module housing 2. The front acoustic cavity is communicated with the sound outlet pipeline 3, the sound wave generated by the first vibrating diaphragm 32 flows into the sound outlet pipeline 3 through the front acoustic cavity, and the sound wave generated by the second vibrating diaphragm 52 flows into the rear acoustic cavity and flows out through the rear acoustic cavity.

Referring to fig. 1 to 7, in some embodiments of the present utility model, the number of mesh assemblies 40 is two, wherein one mesh assembly 40 is disposed on a side of the first diaphragm 32 facing away from the first voice coil 31, and the other mesh assembly 40 is disposed on a side of the second diaphragm 52 facing away from the second voice coil 51 and spaced apart from the second diaphragm 52.

The second vibrating diaphragm 52 is used as the second sound emitting end of the sound emitting unit 1, and the mesh assembly 40 is arranged outside the second vibrating diaphragm 52, so that the sound emitting direction of the second vibrating diaphragm 52 can be effectively changed, namely, the outflow direction of sound waves emitted by the second vibrating diaphragm 52 after passing through the air holes 42 is changed, and therefore the sound emitting direction of the sound emitting unit 1 is matched with the sound emitting pipeline 3 of the electronic equipment 100, and the sound emitting performance of the sound emitting unit 1 is adjusted.

As shown in fig. 1 to 7, the second aspect of the present utility model further provides a sound generating module, where the sound generating module includes the sound generating unit 1 of any one of the foregoing embodiments, the sound generating module further includes a module housing 2, the module housing 2 has an inner cavity and a sound outlet hole communicating with the inner cavity, the sound generating unit 1 is disposed in the inner cavity, and the ventilation hole 42 is communicating with the sound outlet hole.

The third aspect of the present utility model further provides an electronic device 100, where the electronic device 100 includes the sounding module of the foregoing embodiment.

The electronic device 100 includes a cell phone, tablet computer, or other electronic device, which is not further illustrated herein.

Since the sounding module and the electronic device 100 of the present utility model have the same technical features as the sounding monomer 1 in any of the foregoing embodiments, the same technical effects can be achieved, and the details are not repeated here.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims (11)

1. The utility model provides a screen cloth subassembly, screen cloth subassembly is used for locating the outside of the free sound end of sound production, its characterized in that, screen cloth subassembly includes screen cloth body and locates a plurality of bleeder vents of screen cloth body, the screen cloth body has relative first surface and the second surface that sets up, every the axial both ends of bleeder vent are located respectively first surface with the second surface, the axial direction of bleeder vent with the contained angle a of the normal direction of first surface or the second surface is greater than 0.

2. A screen cloth assembly according to claim 1, wherein the included angle a has a value in the range 15 ° to 75 °.

3. A sound emitting monomer comprising the scrim assembly of claim 1 or 2, the sound emitting monomer further comprising:

a housing assembly including a housing body;

the magnetic circuit assembly is arranged in the shell body;

the first vibration assembly comprises a first voice coil and a first vibrating diaphragm, the first voice coil is connected with the first vibrating diaphragm, the first voice coil can drive the first vibrating diaphragm to reciprocate along the axial direction of the first vibrating diaphragm under the action of the magnetic circuit assembly, and the first vibrating diaphragm forms a first sound outlet end of the sound production unit;

the screen cloth subassembly is located first vibrating diaphragm deviates from the one side of first voice coil loudspeaker voice coil, and with the second surface is relative and the interval sets up.

4. The sound producing monomer of claim 3, wherein the first surface is perpendicular to a vibration direction of the first diaphragm.

5. The sound generating unit as recited in claim 4, wherein the housing assembly further comprises an end cap disposed on an exterior of the housing body and covering an exterior of at least a portion of the first diaphragm, the end cap being provided with a first opening, and the mesh assembly being coupled to the end cap and disposed at the first opening.

6. The sound producing monomer of claim 5, wherein the surface of the end cover facing away from the first diaphragm forms a first mounting surface, the first surface is in fit connection with the first mounting surface, and the first mounting surface is perpendicular to the vibration direction of the first diaphragm.

7. The sound emitting cell of any one of claims 3 to 6, wherein the mesh assembly comprises a plastic mesh, a metal mesh, a plastic aperture plate, or a metal aperture plate.

8. The sound generating unit according to any one of claims 3 to 6, further comprising a second vibration assembly, wherein the second vibration assembly and the first vibration assembly are respectively arranged on two sides of the magnetic circuit assembly, the second vibration assembly comprises a second voice coil and a second vibrating diaphragm, the second voice coil is connected with the second vibrating diaphragm, the second voice coil can drive the second vibrating diaphragm to reciprocate along the axial direction of the second voice coil under the action of the magnetic circuit assembly, and the second vibrating diaphragm forms a second sound outlet end of the sound generating unit.

9. The sound generating unit of claim 8, wherein the number of mesh assemblies is two, one mesh assembly is disposed on a side of the first diaphragm facing away from the first voice coil, and the other mesh assembly is disposed on a side of the second diaphragm facing away from the second voice coil and spaced apart from the second diaphragm.

10. A sounding module, characterized in that, the sounding module includes the sounding monomer of any one of claims 3 to 9, the sounding module still includes the module shell, the module shell have the inner chamber and with the play sound hole of inner chamber intercommunication, sounding monomer locates in the inner chamber, just the bleeder vent with play sound hole is linked together.

11. An electronic device, characterized in that the electronic device comprises the sounding module of claim 10, a sounding pipe communicated with the sounding hole is further arranged in the electronic device, and the axial direction of the air hole is parallel to the extending direction of at least one part of the sounding pipe.