CN218276995U

CN218276995U - Sound production device and electronic equipment

Info

Publication number: CN218276995U
Application number: CN202222189189.6U
Authority: CN
Inventors: 张国培; 韩志磊; 陈国强
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2023-01-10
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a sound generating mechanism and electronic equipment who has it, sound generating mechanism includes: the sounding single body comprises a vibrating diaphragm component, a front cover and a basin frame, the edge of the vibrating diaphragm component is fixed on the basin frame, the front cover covers the basin frame, and at least part of the front cover and the vibrating diaphragm component are arranged at intervals to form a front sound cavity in a surrounding mode; the front cover comprises a body part, a connecting part and a sealing part, the body part covers the basin frame, one end of the connecting part is connected with the body part, the other end of the connecting part extends towards the direction far away from the vibrating diaphragm assembly, the body part is provided with a sound outlet communicated with the front sound cavity, the connecting part is provided with a sound outlet channel communicated with the sound outlet, and the sealing part covers the connecting part and at least part of the connecting part is completely positioned in the sealing part. According to the utility model discloses a sound generating mechanism, protecgulum and sealing member form structure as an organic whole, connect stably, and the good reliability, with complete machine assembling process, fracture or separation phenomenon can not appear in the sealing member, have strengthened sound generating mechanism's waterproof ability.

Description

Sound production device and electronic equipment

Technical Field

The utility model belongs to the technical field of the electroacoustic technology and specifically relates to a sound generating mechanism is related to and electronic equipment including this sound generating mechanism.

Background

With the rapid development of electronic devices, people have higher and higher requirements on the reliability of electronic devices, wherein the waterproof performance is one of important indexes affecting the reliability of electronic devices.

In the prior art, a silica gel sealing ring is usually injected or adhered on the surface of a front cover of a sound production device or on the side wall of the sound production device, and is tightly pressed and matched with a whole shell during assembly, so that the aim of water prevention is fulfilled. However, in the above scheme, the sealing ring and the front cover or the casing of the sound generating device are arranged in layers, that is, the sealing ring is only connected with one side surface of the front cover or the casing, in the actual use or assembly process, the silica gel sealing ring can only depend on self-adhesion or glue added during injection molding to realize the bonding and fixing with the front cover of the sound generating device, and when the silica gel sealing ring is assembled with the whole machine, under the action of a squeezing force, the silica gel sealing ring is easily separated from the casing of the sound generating device, so that the cracking phenomenon occurs, the waterproof capability is greatly reduced, and the reliability of the electronic equipment is affected.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a sound generating device, sound generating device has that silica gel sealing member is connected stably with sound production monomer, the good advantage of good reliability, waterproof performance

The utility model also provides an electronic equipment of having above-mentioned sound generating mechanism.

According to the utility model discloses sound generating mechanism of first aspect embodiment, include: the sounding unit comprises a vibrating diaphragm assembly, a front cover and a basin frame, the edge of the vibrating diaphragm assembly is fixed on the basin frame, the front cover covers the basin frame, and at least part of the front cover and the vibrating diaphragm assembly are arranged at intervals to form a front sound cavity in a surrounding mode;

the front cover comprises a body part, a connecting part and a sealing part, the body part covers the basin frame, one end of the connecting part is connected with the body part, the other end of the connecting part extends towards the direction far away from the vibrating diaphragm assembly, the body part is provided with a sound outlet communicated with the front sound cavity, the connecting part is provided with a sound outlet channel communicated with the sound outlet, and the sealing part covers the connecting part and at least part of the connecting part is completely positioned in the sealing part.

According to the utility model discloses sound generating mechanism, inside sealing member cladding protecgulum connecting portion and at least partial protecgulum connecting portion were located the sealing member completely, so set up for the protecgulum formed structure as an organic whole with the sealing member, strengthened the joint strength of sealing member with the protecgulum, compare in bonding sealing member and sound production monomer casing roof edge or lateral wall or mould plastics fixedly, sound production monomer protecgulum connecting portion at least part cladding in the sealing member completely, connect stably, the good reliability. Even if the sealing element bears the action of extrusion force in the whole machine assembling process, the phenomenon of cracking and separating of the sealing element and the sounding monomer can not occur. So, sound generating mechanism's waterproof ability has effectively been improved.

According to some embodiments of the utility model, the connecting portion include lateral surface, medial surface and connection the lateral surface with the top surface of medial surface, the connecting portion are equipped with at least one intercommunication the lateral surface with the through-hole of medial surface.

In some embodiments of the present invention, the sealing member includes an outer portion located on the outer side surface and an inner portion located on the inner side surface, and the outer portion and the inner portion are formed as an integral structure through the through hole.

In some embodiments of the present invention, the connecting portion is formed as a closed ring, and the through holes are a plurality of and are distributed along a circumferential direction of the connecting portion at intervals.

In some embodiments of the present invention, the plurality of through holes may have the same or different distances from the body portion in the propagation direction of the acoustic wave.

In some embodiments of the present invention, the sealing member is a silicone material; and/or, the body part and the connecting part are integrally formed into the base body part by stamping, and the sealing element and the base body part are integrally formed by injection molding.

In some embodiments of the present invention, the sound outlet is disposed at a central position of the body portion; or the sound outlet is arranged at a position deviating from the central position of the body part.

According to the utility model discloses electronic equipment of second aspect embodiment, electronic equipment includes the aforesaid sound generating mechanism, a serial communication port, electronic equipment includes the casing, the casing is equipped with the installation department, the installation department be equipped with the play sound hole of play sound channel intercommunication, sound generating mechanism the protecgulum with the installation department is sealed to cooperate.

According to the utility model discloses electronic equipment of second aspect embodiment because this electronic equipment has above-mentioned sound generating mechanism, this sound generating mechanism sealing member and protecgulum structure as an organic whole promptly, inside the sealing member was wrapped completely to the protecgulum connecting portion part at least part, this electronic equipment casing was equipped with the installation department, the sound generating mechanism protecgulum was in sealed cooperation with the installation department. So set up, in assembly and use, the sealing member is connected stably with the sound production monomer, and the good reliability can not take place sealing member fracture separation phenomenon for electronic equipment has fine waterproof ability.

According to some embodiments of the invention, the outer side of the sealing member is provided with an annular protrusion around the sound channel, the annular protrusion being in interference fit with the mounting portion inner wall.

In some embodiments of the present invention, the outer side portion of the sealing member surrounds the sound channel and is provided with an annular protrusion, the inner wall of the mounting portion corresponds to the annular protrusion and is provided with a groove, and the annular protrusion is embedded in the groove.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an exploded view of an electronic device mounting part and a sound generating unit according to an embodiment of the present invention

FIG. 2 is a schematic view showing the structure of the front cover shown in FIG. 1

FIG. 3 is a schematic view of an angle of the sounding unit shown in FIG. 1

FIG. 4 is a schematic view of another angle of the sounding unit shown in FIG. 1

FIG. 5 is a top view of the electronic device mounting portion and the sound generating unit shown in FIG. 1

FIG. 6 is a cross-sectional view taken along the direction D-D of the schematic structure shown in FIG. 5

Reference numerals

The sound-emitting unit 100 is provided with a sound-emitting unit,

the casing 200, the front cover 2, the body part 21, the connecting part 22, the outer side 221, the top surface 222, the inner side 223, the through hole 224, the sealing member 23, the annular protrusion 231, the sound outlet 211, the sound outlet channel 225, the frame 3,

the outer shell (4) is provided with a plurality of grooves,

the magnetic circuit assembly 5, the center magnet 51, the edge magnets 52, the center magnetic conductive plate 53, the edge magnetic conductive plate 54, the yoke 55,

the diaphragm assembly 6 is provided with a diaphragm,

the sound outlet hole (7) is provided with a sound outlet hole,

the voice coil 8 is provided with a voice coil,

a front acoustic chamber 9.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar components or components having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience of description and for simplicity of description, and do not indicate or imply that the device or assembly referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, 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 otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

A sound production device according to an embodiment of the present invention will be described with reference to fig. 1 to 6

According to the utility model discloses sound generating mechanism, include: the sounding single body 100 comprises a vibrating diaphragm component 6, a front cover 2 and a basin frame 3, wherein the edge of the vibrating diaphragm component 6 is fixed on the basin frame 3, the basin frame 3 is covered by the front cover 2, and at least part of the front cover 2 and the vibrating diaphragm component 6 are arranged at intervals to form a front sound cavity 9 in a surrounding manner;

as shown in fig. 2, the front cover 2 includes a main body 21, a connecting portion 22, and a sealing member 23, where one end of the connecting portion 22 of the front cover 2 of the sound generating unit 100 is connected to the main body 21, and the other end extends in a direction away from the diaphragm assembly 6. The connecting portion 22 is provided around the sound outlet hole 211 opened in the body portion 21. In this embodiment, the connection portion 22 is a closed ring structure, a sound emitting channel 225 is formed in a space enclosed by the closed ring structure, the sound emitting channel 225 is communicated with the sound emitting hole 211, in the working process of the sounding monomer 100, the vibrating diaphragm assembly 6 is electrified to vibrate to generate sound waves, and the sound waves can be transmitted to the outside of the sounding monomer 100 through the sound emitting hole 211 and the sound emitting channel 225. The sealing member 23 covers the connecting portion 22 and at least a part of the connecting portion 22 is located completely inside the sealing member 23, compared to the situation that the sealing member 23 is layered with the front cover 2, the sealing member 23 covers at least a part of the connecting portion 22 completely inside the sealing member 23, so that the sealing member 23 and the connecting portion 22 are formed into an integral structure, that is, the sealing member 23 is located as a part of the front cover 2.

It will be understood that by providing the sealing member 23 to cover the connecting portion 22 and at least a portion of the connecting portion 22 is located entirely inside the sealing member 23, the sealing member 23 can be formed integrally with the connecting portion 22, the strength of the connection between the sealing member 23 and the connecting portion 22 can be increased, and the separation between the sealing member 23 and the connecting portion 22 can be prevented. Alternatively, the connecting portion 22 may be completely wrapped inside the sealing member 23, whereby the connection strength between the sealing member 23 and the connecting portion 22 may be further improved.

According to the utility model discloses sound generating mechanism, connecting portion 22 of sealing member 23 cladding protecgulum 2 and at least partial connecting portion 22 of protecgulum 2 are located sealing member 23 inside completely, so set up, make protecgulum 2 and sealing member 23 structure that forms an organic whole, the joint strength of sealing member 23 with protecgulum 2 has been strengthened, compare in bonding sealing member 23 and the 100 shell roof edges of sound production monomer or lateral wall or mould plastics fixedly, the connecting portion 23 of the 100 protecgulums 2 of sound production monomer wraps in sealing member 23 at least partially completely, stable connection, high reliability. Even if the sealing element 2 bears the action of the extrusion force in the whole assembly process, the phenomenon of cracking and separation can not occur. So, effectively improved sound generating mechanism's waterproof ability.

What need explain, the utility model provides a sound generating mechanism can be the speaker module, and the speaker module includes module shell and sound production monomer 100, and sound production monomer 100 sets up in the accommodating space that the module shell formed, also can only be sound production monomer 100, like fig. 1-6 the embodiment for sound generating mechanism is sound production monomer 100's situation, need emphasize that, the shown concrete embodiment of this part only is for explaining the purpose, the utility model provides a sound generating mechanism is not limited to in the figure shown, still can reach for the sound production module that contains sound production monomer 100 and other that contain sound production monomer 100 the utility model discloses other forms of technical effect.

According to some embodiments of the present invention, referring to the structure of the front cover 2 in fig. 2, the connecting portion 22 includes an outer side surface 221, an inner side surface 223, and a top surface 222 connecting the outer side surface 221 and the inner side surface 223, where the inner side surface 223 is an inner wall surface of the connecting portion 22 enclosing to form the sound channel 225, that is, a side of the connecting portion 22 close to the sound channel 225; similarly, the outer side surface 221 is a side of the connecting portion 22 adjacent to the outside of the sound generating unit 100, that is, a side opposite to the inner side surface 223; the top surface 222 is a portion of the outer surface of the connecting portion 22 that connects the outer surface 221 and the inner surface 223. In this embodiment, the connecting portion 22 extends towards a side away from the diaphragm assembly 6 to form an outer side 221 and an inner side 223 having a larger surface area, so as to increase the contact area between the sealing member 23 and the connecting portion 22, and further increase the connection strength between the connecting portion 22 and the sealing member 23, so that the connecting portion 22 and the sealing member 23 are combined more tightly

Further, the connecting portion 22 is provided with at least one through hole 224 communicating the outer side surface 221 and the inner side surface 223. The through hole 224 may communicate the sealing member 23 on both sides of the outer side surface 221 and the inner side surface 223 of the connection portion 22 such that at least a portion of the connection portion 22 is located inside the sealing member 23 when the sealing member 23 covers the connection portion 22, thereby allowing the sealing member 23 to form an integral structure with the connection portion 22, i.e., allowing the sealing member 23 to become a part of the front cover 2.

Alternatively, the sealing member 23 may be combined with the connecting portion 22 by injection molding, and during the injection molding, the sealing member 23 covers the connecting portion 22 and the outer side surface 221 and the inner side surface 223, and the sealing member 23 fills the through hole 224, whereby the sealing member 23 is formed to include an outer side portion at the outer side surface 221 and an inner side portion at the inner side surface 223, and the connection of the outer side portion and the inner side portion corresponds to the top surface 222 of the connecting portion 22. The outer and inner sides of the packing 23 are formed as an integral structure by a through hole 224, and a part of the connection portion 22 between the through hole 224 and the top surface 222 is located entirely inside the packing 23. So set up, sealing member 23 will further increase with the joint strength of connecting portion 22, compare in sealing member 23 only through moulding plastics or paste the mode and be connected with connecting portion 22 surface, sealing member 23 and connecting portion 22 form a body structure, even the sealing member receives the effect of extrusion force, the phenomenon of sealing member 23 fracture or separation can not take place yet, and then in the assembly of sound production monomer 100 and use, avoided because exogenic action leads to sealing member 23 to break away from connecting portion 22, influence the situation appearance of water-proof effects.

Optionally, one or more through holes 224 may be provided, and the through holes 224 may communicate the outer side surface 221 and the inner side surface 223 along a direction perpendicular to the connecting portion 22, such a communication manner is simpler and more convenient in the processing process, and of course, the through holes 224 may also be processed at a certain angle with the perpendicular direction of the connecting portion 22, which may also achieve corresponding technical effects. The shape of the through hole 224 may be an oblong shape as shown in fig. 2, and may also be a circle, a rectangle, or other shapes, which are not limited herein.

In some embodiments of the present invention, the connecting portion 22 is a closed ring-shaped member, and the number of the through holes 224 is plural and is distributed at intervals along the circumferential direction of the connecting portion 22. The plurality of through holes 224 are distributed along the circumferential direction of the connecting portion 22, which contributes to further increasing the bonding strength of the seal 23 and the connecting portion 22, and increasing the connection stability. The distance between the through holes 224 can be selected according to actual conditions, specifically, the larger the number of the through holes 224, the smaller the distance, the greater the bonding strength of the sealing member 23 and the connecting portion 22, but it should be noted that the number and the distance of the through holes 224 also take into account the strength of the connecting portion itself, and if the number is too large, the distance is too small, which may easily cause the connecting portion 22 to bend or break.

In some embodiments of the present invention, the plurality of through holes 224 may have the same or different distances from the body portion 21 in the propagation direction of the acoustic wave. The propagation direction of the sound wave is the propagation direction of the sound wave after being emitted from the diaphragm assembly 6 through the sound outlet hole 211 and the sound outlet channel 225. In the present embodiment, as shown in fig. 2, the plurality of through holes 224 have the same pitch as the body portion 21, that is, the centers of the plurality of through holes 224 are located on the same horizontal plane. It is understood that the distance between the plurality of through holes 224 and the body portion 21 may be set to be different, that is, the centers of the plurality of through holes are located on different horizontal planes, which will increase the bonding area between the sealing member 23 and the connecting portion 22 along the propagation direction of the acoustic wave, and the arrangement of the through holes 224 located on different horizontal planes will further increase the bonding strength between the sealing member 23 and the connecting portion 22, and further increase the bonding stability between the sealing member 23 and the connecting portion 22.

In some embodiments of the utility model, sealing member 23 can be the silica gel material spare, and the silica gel material spare has with low costs, the advantage of easy acquireing, and moreover, the silica gel material spare texture is softer, and sealed effect is better.

In some embodiments of the present invention, the body portion 21 and the connecting portion 22 are integrally formed by press molding, the body portion 21 and the connecting portion 22 serve as a base portion, and the sealing member 23 is integrally injection-molded with the base portion. It can be understood that, the body portion 21 and the connecting portion 22 are of an integral structure, so that the body portion 21 and the connecting portion 22 are connected tightly, the structural strength of the front cover 2 is higher, meanwhile, the number of materials can be reduced, the assembly process is simplified, and the sealing element 23 is more convenient to mold.

In some embodiments of the present invention, the position of the sound outlet 211 can be flexibly selected according to the assembling condition of the sound generating unit 100 and the whole device. The sound outlet 211 may be provided at the center of the main body 21 as shown in fig. 3, or may be provided at a position offset from the center of the main body 21 as shown in fig. 4. The flexible selection of the arrangement position of the sound outlet hole 211 can adapt to the assembly conditions of different complete machines, and the applicability of the sound generating unit 100 is enhanced.

In the embodiment shown in fig. 1 and 6, the sound generating unit 100 further includes a housing 4 connected to the frame 3, and the diaphragm assembly 6, the frame 3 and the housing 4 together enclose a receiving space with an open end. Voice coil 8 and magnetic circuit assembly 5 set up in the accommodation space, and is concrete, and magnetic circuit assembly 5 includes yoke 55, and the aforesaid accommodation space's of yoke 55 lock open end, central magnet 51 and limit magnet 52 set up in yoke 55 towards vibrating diaphragm assembly 6 one side, and central magnet 51 and limit magnet 52 interval set up in order to form the magnetic gap. The central magnetic conductive plate 53 is disposed on the central magnet 51, and the side magnetic conductive plate 54 is disposed on the side magnet 52 and connected to the housing 4 by injection molding. 8 one end of voice coil loudspeaker voice coil links to each other with the vibrating diaphragm subassembly, and the other end sets up in the magnetic gap, when the voice coil loudspeaker voice coil circular telegram, takes place the vibration under the effect of the magnetic field power that magnetic circuit subassembly formed, and then drive vibrating diaphragm subassembly 6 takes place the vibration, produces the sound wave, and sound cavity 9, sound hole 211 and sound channel 225 transmit to the 100 outsides of sound production before the sound wave accessible.

A second aspect of the utility model provides an electronic equipment including aforementioned sound generating mechanism, as shown in fig. 1, fig. 5 and fig. 6 electronic equipment includes casing 200, and casing 200 is equipped with the installation department, and the installation department is used for cooperating with 2 of the protecgulums of above-mentioned sound generating unit 100, realizes fixed and sealing connection to sound generating unit 100. In order to transmit the sound wave generated by the diaphragm assembly 6 of the sounding unit 100 to the outside of the electronic device case 200, the mounting portion is provided with a sound outlet 7 communicated with the sound outlet channel 225 of the connecting portion 22, and the sound wave generated by the vibration of the diaphragm assembly 6 can pass through the front sound cavity 9, the sound outlet 211, the sound outlet channel 225 and the sound outlet 7 in sequence, so as to be transmitted to the outside of the case 2001. In order to ensure the waterproof performance of the electronic device, the front cover 2 of the sounding unit 100 is in sealing fit with the mounting portion, that is, after the front cover 2 is fixed to the mounting portion, the sealing member 23 is in seamless sealing connection with the inner wall of the mounting portion, so as to prevent water stain and the like from entering the inside of the housing 200 through the gap between the sealing member 23 and the inner wall of the mounting portion. Because the utility model provides a protecgulum 2 is including forming connecting portion 22 and the sealing member 23 of a body structure, and the cracking or separation phenomenon can not take place for sealing member 23, and then has improved electronic equipment's waterproof performance.

It can be understood that, in order to prevent external water stain and the like from entering the sound generating unit 100 through the sound outlet hole 7, the sound outlet hole 7 may be covered or sealed with a waterproof and air-permeable material.

It can be understood that the shape and size of the mounting portion of the housing 200 can be flexibly set according to the shape and size of the front cover 2, specifically, the mounting portion can accommodate the front cover 2 and can cooperate with the sealing member 23 to realize sealing connection. In addition, the design of the sound outlet 7 of the mounting portion is not limited to the embodiment shown in fig. 5 and fig. 6, the sound outlet 7 is used for transmitting the sound generated by the diaphragm assembly 6 to the outside of the housing 200, and the sound outlet 7 may be designed to have different lengths, angles, or paths according to the actual application, which is not limited herein.

In some embodiments of the present invention, the outer side portion of the sealing element 23, i.e. the sealing element 23 portion corresponding to the outer side 221 of the connecting portion 22, is provided with the annular protrusion 231 around the sound channel 225, when assembling, the annular protrusion 231 and the inner wall of the installation portion are in interference fit, and by using the elasticity of the material itself of the sealing element 23, after assembling, the outer side portion of the sealing element 23 and the inner wall of the installation portion contact surface generate elastic pressure, thereby realizing the tight connection and the tight fit of the sealing element 23 and the installation portion.

In some embodiments of the present invention, the outer side of the sealing member 23 is provided with an annular protrusion surrounding the sound channel 225, the inner wall of the mounting portion is provided with a groove corresponding to the annular protrusion 231, and when assembling, the annular protrusion is embedded into the groove to realize sealing connection. So set up, utilize the structure cooperation of sealing member 23 with the installation department inner wall, the installation is simple, the operation of being convenient for. It will be appreciated that in some embodiments, the outer side of the sealing element 23 may be provided with a protrusion having a non-annular shape, the inner wall of the mounting portion may be provided with a groove corresponding to the protrusion, and the non-protruding portion of the sealing element 23 contacting the inner wall of the mounting portion may be connected by sealing glue or the like.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. A sound generating device, comprising:

the sounding unit comprises a vibrating diaphragm assembly, a front cover and a basin frame, the edge of the vibrating diaphragm assembly is fixed on the basin frame, the front cover covers the basin frame, and at least part of the front cover and the vibrating diaphragm assembly are arranged at intervals to form a front sound cavity in a surrounding mode;

the front cover comprises a body part, a connecting part and a sealing element, the body part covers the basin frame, one end of the connecting part is connected with the body part, the other end of the connecting part extends towards the direction far away from the vibrating diaphragm assembly, the body part is provided with a sound outlet communicated with the front sound cavity, the connecting part is provided with a sound outlet channel communicated with the sound outlet, and the sealing element covers the connecting part and at least part of the connecting part is completely positioned in the sealing element.

2. The sound generating apparatus as claimed in claim 1, wherein said connecting portion comprises an outer side surface, an inner side surface and a top surface connecting said outer side surface and said inner side surface, said connecting portion being provided with at least one through hole communicating said outer side surface and said inner side surface.

3. The sound generating apparatus of claim 2, wherein said sealing member includes an outer portion on said outer side and an inner portion on said inner side, said outer and inner portions being formed as a unitary structure through said through hole.

4. The sound-generating apparatus according to claim 2, wherein the connecting portion is formed as a closed ring-shaped member, and the through-holes are plural and spaced in a circumferential direction of the connecting portion.

5. The sound-generating apparatus as claimed in claim 4, wherein a plurality of said through-holes are spaced from said body portion at the same or different intervals in a propagation direction of the sound wave.

6. The sound generating device of any one of claims 1-5, wherein the sealing member is a piece of silicone material;

and/or, the body part and the connecting part are integrally formed into the base body part by stamping, and the sealing element and the base body part are integrally formed by injection molding.

7. The sound-generating apparatus as claimed in claim 1, wherein said sound outlet is provided at a central position of said body portion;

or, the sound outlet is arranged at a position deviated from the central position of the body part.

8. An electronic device comprising the sound generating apparatus according to any one of claims 1 to 7, wherein the electronic device comprises a housing, the housing is provided with a mounting portion, the mounting portion is provided with a sound outlet communicating with the sound outlet channel, and the front cover of the sound generating apparatus is in sealing engagement with the mounting portion.

9. The electronic device of claim 8, wherein the outer portion of the sealing member is provided with an annular protrusion around the sound-emitting channel, the annular protrusion being in interference fit with an inner wall of the mounting portion.

10. The electronic device according to claim 8, wherein the outer side portion of the sealing member is provided with an annular protrusion around the sound emitting channel, the inner wall of the mounting portion is provided with a groove corresponding to the annular protrusion, and the annular protrusion is fitted in the groove.