CN212324354U

CN212324354U - Loudspeaker module and electronic equipment

Info

Publication number: CN212324354U
Application number: CN202020985647.5U
Authority: CN
Inventors: 王晓雷
Original assignee: Vivo Mobile Communication Co Ltd
Current assignee: Vivo Mobile Communication Co Ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-01-08
Anticipated expiration: 2030-06-02

Abstract

The embodiment of the disclosure provides a loudspeaker module and an electronic device, wherein the loudspeaker module comprises a shell and a first sound-emitting unit; be provided with first trompil and second trompil on the casing relatively, first sound production unit includes first vibration subassembly and second vibration subassembly, first sound production unit with form the back chamber between the casing, first vibration subassembly set up in first trompil department, the second vibration subassembly set up in second trompil department, first vibration subassembly with be provided with shared magnetic circuit assembly between the first vibration subassembly, first trompil with the second trompil all with back chamber intercommunication. The loudspeaker module that this disclosed embodiment provided includes the first sound production unit of multi-functional sound production, and first vibration subassembly and second vibration subassembly sharing back chamber in the first sound production unit, the audio signal through first vibration subassembly and second vibration subassembly has different audio in order to satisfy different scene demands.

Description

Loudspeaker module and electronic equipment

Technical Field

The present disclosure relates to the technical field of communication equipment, in particular, the present disclosure relates to a speaker module and an electronic device.

Background

With the continuous improvement of the living standard of people, the requirements of users on electronic equipment are higher and higher. Cell phones occupy an important position in many electronic devices. While the user continuously pursues the appearance and diversified functions of the mobile phone, the requirement of the user on the sound production effect of the mobile phone is higher and higher.

In order to realize the dual functions of external playing and receiving, more and more mobile phones are applied with speakers and receivers. However, the existing loudspeaker and the existing receiver are independently arranged, so that the assembly complexity of the mobile phone is increased, and the sound production effect is poor.

SUMMERY OF THE UTILITY MODEL

The embodiment of the disclosure provides a loudspeaker module and electronic equipment to solve the problem that the sound production effect of the existing loudspeaker module is poor.

In order to solve the above problems, the present disclosure adopts the following technical solutions:

in a first aspect, an embodiment of the present disclosure provides a speaker module, including:

the shell is provided with a first opening and a second opening oppositely;

the first sound producing unit comprises a first vibration assembly and a second vibration assembly, a rear cavity is formed between the first sound producing unit and the shell, the first vibration assembly is arranged at the first opening, the second vibration assembly is arranged at the second opening, a shared magnetic circuit assembly is arranged between the first vibration assembly and the second vibration assembly, and the first opening and the second opening are communicated with the rear cavity.

In a second aspect, an embodiment of the present disclosure provides an electronic device, including a device main body and the speaker module set in the first aspect;

the loudspeaker module is arranged in the equipment main body.

The technical scheme adopted by the embodiment of the disclosure can achieve the following beneficial effects:

the embodiment of the disclosure provides a loudspeaker module, including casing and first sound producing unit, be provided with first trompil and second trompil on the casing relatively, first sound producing unit includes first vibration subassembly and second vibration subassembly, first sound producing unit with form the back chamber between the casing, first vibration subassembly set up in first trompil department, the second vibration subassembly set up in second trompil department, first vibration subassembly with be provided with shared magnetic circuit assembly between the first vibration subassembly, first trompil with the second trompil all with back chamber intercommunication. The loudspeaker module that this disclosed embodiment provided includes the first sound production unit of multi-functional sound production, and first vibration subassembly and second vibration subassembly sharing back chamber in the first sound production unit, the audio signal through first vibration subassembly and second vibration subassembly has different audio in order to satisfy different scene demands.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure. In the drawings:

fig. 1 is a schematic view of a partial structure of a speaker module according to an embodiment of the present disclosure

Fig. 2 is a schematic partial structure diagram of an electronic device according to an embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a first sound emitting unit and a second sound emitting unit of an electronic device according to an embodiment of the present disclosure;

fig. 4 is a control route diagram of a sound production module of an electronic device according to an embodiment of the present disclosure.

Description of reference numerals:

1-a device body; 2-a first vibrating assembly; 3-a second vibrating assembly; 4-the posterior chamber; 5-a first front cavity; 6-a second anterior chamber; 7-a first sound outlet; 8-screen; 9-a second sound outlet; 10-a sound channel; 11-a first diaphragm; 12-a first voice coil; 13-a second diaphragm; 14-a second voice coil; 15-a second sound emitting unit; 16-a third sound outlet; 17-a rear cover; 18-a housing; 19-magnetic circuit assembly.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, the following embodiments of the present disclosure will be clearly and completely described in conjunction with the accompanying drawings. It is to be understood that the described embodiments are merely a subset of the disclosed embodiments and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

Technical solutions disclosed in the embodiments of the present disclosure are described in detail below with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present disclosure provides a speaker module, including:

the speaker comprises a shell 18 and a first sound generating unit, wherein the first sound generating unit is a multifunctional sound generating assembly with a sound amplifying function and a sound receiving function.

The shell 18 is provided with a first opening and a second opening, the first sound generating unit comprises a first vibration component 2 and a second vibration component 3, a rear cavity 4 is formed between the first sound-generating unit and the housing 18, the first vibration member 2 is disposed at the first opening, the second vibrating member 3 is disposed at the second opening, a common magnetic circuit member 19 is disposed between the first vibrating member 2 and the first vibrating member 3, the first opening and the second opening are both communicated with the rear cavity 4, specifically, the first opening and the second opening can be communicated with the rear cavity through pressure relief holes of the first vibration component 2 and the second vibration component 3, or through a structural gap between the first vibrating component 2 and the second vibrating component 3 to the rear cavity, and the first vibrating component 2 and the second vibrating component 3 share the rear cavity 4.

In order to realize the dual functions of the speaker function and the receiver function, the conventional speaker module generally employs an independent speaker unit and a receiver unit. Therefore, the structure complexity of the loudspeaker module is increased, and a good sound production effect cannot be achieved. The loudspeaker module that this disclosed embodiment provided has the first sound production unit of multi-functional sound production, and first vibration subassembly and second vibration subassembly sharing back chamber in the first sound production unit, the audio signal through first vibration subassembly and second vibration subassembly has different audio in order to satisfy different scene demands.

Optionally, referring to fig. 1, a first front cavity 5 is formed between a side of the first vibration assembly 2 away from the second vibration assembly 3 and the housing 18.

Specifically, behind the first vibration subassembly 2 with the back chamber 4 is shared to the second vibration subassembly 3, first vibration subassembly 2 with the second vibration subassembly 3 can have independent ante-chamber respectively, makes first vibration subassembly 2 with the separation of the position that makes a sound is played to second vibration subassembly 3, and first ante-chamber 5 can provide the space of speaker module sound reinforcing, improves speaker module's vocal intensity and vocal effect.

Specifically, the first vibration element 2 may be a sound generating element having a speaker function, and the second vibration element 3 may be a sound generating element having a receiver function. At this time, the structure of the second vibration component 3 is much smaller than that of the first vibration component 2, and sound emission of the second vibration component 3 can be small, so that privacy for use is protected.

Optionally, referring to fig. 1, the first vibration assembly 2 includes a first diaphragm 11 and a first voice coil 12 connected to the first diaphragm 11, the second vibration assembly 3 includes a second diaphragm 13 and a second voice coil 14 connected to the second diaphragm 13, and the first diaphragm 11 and the second diaphragm 13 are disposed opposite to each other.

Specifically, after being powered on, the first voice coil 12 and the second voice coil 14 vibrate under the action of electromagnetic induction, and then drive the first diaphragm 11 and the second diaphragm 13 to vibrate. Under the condition that the first vibrating diaphragm 11 and the second vibrating diaphragm 13 are arranged oppositely, the vibration effects of the first vibrating diaphragm 11 and the second vibrating diaphragm 13 can be mutually enhanced, and then the purpose of improving the sound production quality of the first sound production unit is achieved.

In addition, the first vibration assembly 2 and the second vibration assembly 3 may have independent magnetic circuit systems so that the first voice coil 12 and the second voice coil 14 vibrate independently; it is also possible that the first vibration member 2 and the second vibration member 3 share a set of the magnetic circuit member 19 in order to simplify the structure of the speaker module.

Referring to fig. 2 and 3, an embodiment of the present disclosure provides an electronic device including:

the equipment main body 1 and the loudspeaker module;

the speaker module is provided in the apparatus main body 1.

The electronic equipment that this disclosed embodiment provided has adopted the speaker module that has speaker function and telephone receiving function, and the first sound producing unit of this speaker module includes first vibration subassembly and second vibration subassembly, first vibration subassembly with the sharing back chamber of second vibration subassembly can reach right the enhancement of first vibration subassembly and second vibration subassembly sound production improves the sound production effect that the electron was established something else.

Optionally, referring to fig. 1 and 2, the sound box further includes a first sound outlet 7, the first sound outlet 7 is disposed on the top side of the device body 1, and the first front cavity 5 is communicated with the outside through the first sound outlet 7.

First sound producing unit can regard as the sound production subassembly of loudspeaking function, and the user is when watching scenes such as video, appreciation music and recreation listening position, first sound hole 7 can transmit the sound that electronic equipment sent to the electronic equipment outside, and will first sound hole 7 set up in the top side of equipment main part 1, then can be convenient for first sound hole 7 and other sound holes form symmetrical structure, make the user experience sound more three-dimensional. In addition, the first front cavity 5 and the first sound outlet 7 are communicated through a sound channel 10, because the first front cavity 5 is generally arranged inside the device main body 1, the first sound outlet 7 is arranged at the edge of the electronic device, under the condition that the distance between the first front cavity 5 and the first sound outlet 7 is large, the sound channel 10 can play a good sound transmission role, can reflect sound, and further expand sound effect.

Optionally, referring to fig. 2, the electronic device further includes a screen 8 disposed on the front surface of the device main body 1, and a second front cavity 6 is formed between the screen 8 and the second vibration component 3. And a second sound outlet 9 communicated with the second front cavity 6 is arranged on the screen 8.

Specifically, the second vibration component 3 can be a sound production component with a telephone receiving function, the second sound outlet 9 is a micro hole, and the second sound outlet 9 is similar to a conventional micro-seam sound outlet mode, so that sound leakage when a user uses the telephone receiving function of the second vibration component 3 is reduced while the good stereo effect of the first sound generating unit is ensured, and the privacy of the user is better protected.

Optionally, referring to fig. 2 and 3, the electronic device further includes a second sound generating unit 15, the second sound generating unit 15 is disposed in the device main body 1, the second sound generating unit 15 includes a third vibration component, and the third vibration component and the first vibration component 2 are symmetrically disposed with respect to a symmetry plane of the device main body.

Specifically, referring to fig. 4, when the electronic device sends a sound amplification signal through the control unit, the first sound emitting unit and the second sound emitting unit may receive the amplified sound signal at the same time, and since the third vibration assembly and the first vibration assembly 2 are symmetrically arranged, sound generated by the vibration of the third vibration assembly and the first vibration assembly 2 may form a good stereo effect. Specifically, the electronic device outputs the sound control signal through the CPU, the sound control signal is amplified through the smart power amplifier, and the amplified sound signal can be sounded simultaneously to form a stereo effect. The second vibration component 3 can be used as a sound production component with a telephone receiving function, when the electronic device outputs an audio transmission signal through the CPU, the audio transmission signal can be transmitted to the second vibration component 3, and the audio signal is output to the outside through the vibration of the second vibration component 3, so that a user can receive accurate audio information.

Optionally, referring to fig. 3, the second sound emitting unit 15 further includes a third sound emitting hole 16, and the third sound emitting hole 16 is disposed at the bottom side of the device main body 1. Specifically, the first sound outlet 7 is provided on the top side of the apparatus body 1, and the third sound outlet 16 is provided on the bottom side of the apparatus body 1, so that when the first sound outlet 7 and the third sound outlet 16 are simultaneously sounded, a user can be provided with an auditory effect of a surround sound. In addition, the third sound outlet 16 and the first sound outlet 7 may be symmetrically disposed on two sides of the electronic device, which further enhances the stereo effect when the first sound outlet 7 and the third sound outlet 16 sound at the same time.

Optionally, referring to fig. 2, the electronic device further includes a rear cover 17 disposed on the rear surface of the device main body 1. In particular, the rear cover 17 can protect the first sound emitting unit and the second sound emitting unit 15 well.

While the present disclosure has been described with reference to the embodiments illustrated in the drawings, which are intended to be illustrative rather than restrictive, it will be apparent to those of ordinary skill in the art in light of the present disclosure that many more modifications may be made without departing from the spirit of the disclosure and the scope of the appended claims.

Claims

1. A speaker module, comprising:

the shell is provided with a first opening and a second opening oppositely;

2. A loudspeaker module according to claim 1, wherein a first front cavity is formed between a side of the first vibration member remote from the second vibration member and the housing.

3. The loudspeaker module of claim 1, wherein the first vibration assembly comprises a first diaphragm and a first voice coil connected to the first diaphragm, the second vibration assembly comprises a second diaphragm and a second voice coil connected to the second diaphragm, and the first diaphragm and the second diaphragm are disposed opposite to each other.

4. An electronic apparatus, comprising an apparatus main body and the speaker module according to any one of claims 1 to 3;

the loudspeaker module is arranged in the equipment main body.

5. The electronic device according to claim 4, further comprising a first sound outlet provided at a top side of the device main body, the first front chamber communicating with an outside through the first sound outlet.

6. An electronic device according to claim 5, wherein the first front cavity and the first sound outlet hole are communicated through a sound channel.

7. An electronic device according to claim 4, further comprising a screen disposed on a front surface of the device body, wherein a second front cavity is formed between the screen and the second vibrating assembly.

8. The electronic device according to claim 7, further comprising a second sound outlet, wherein the second sound outlet is disposed on the screen, and the second front cavity is communicated with the outside through the second sound outlet.

9. The electronic device of claim 5, further comprising a second sound-generating unit disposed within the device body, the second sound-generating unit including a third vibrating component;

the third vibration component and the first vibration component are arranged symmetrically with respect to a symmetry plane of the apparatus main body.

10. The electronic apparatus according to claim 9, further comprising a third sound outlet hole provided at a bottom side of the apparatus main body.