CN219019021U

CN219019021U - Half-cavity loudspeaker module and electronic equipment

Info

Publication number: CN219019021U
Application number: CN202223019760.6U
Authority: CN
Inventors: 张俊利; 张文华; 林钟宏; 管会森
Original assignee: Shenzhen Weishi Acoustics Co Ltd
Current assignee: Shenzhen Weishi Acoustics Co Ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-05-12
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a half-cavity loudspeaker module and electronic equipment, wherein the half-cavity loudspeaker module comprises a shell and a loudspeaker monomer, a through groove is formed in the shell, and the through groove is communicated with two opposite sides of the shell; the speaker unit is arranged in the through groove and divides the space of the through groove into a first groove and a second groove; one side of the housing has a first contact seal zone disposed about the first slot and the other side of the housing has a second contact seal zone disposed about the second slot. The two sides of the shell are open corresponding to the areas of the loudspeaker units, and the shell is matched with structural members of the electronic equipment to form a complete front cavity and a complete rear cavity, so that the thickness of the loudspeaker module is reduced, and the loudspeaker module can be more suitable for the development trend of lightening and thinning of the electronic equipment. The shell production consumable is reduced, and the production cost of the loudspeaker module is reduced; compared with a shell embedded with a steel sheet, the production process is reduced, and the production efficiency is improved.

Description

Half-cavity loudspeaker module and electronic equipment

Technical Field

The utility model relates to the technical field of electroacoustic transducers, in particular to a half-cavity loudspeaker module and electronic equipment.

Background

Along with the trend of portable electronic devices such as tablet computers, smart watches, mobile phones, etc., the space reserved for the speaker module inside the portable electronic devices is smaller and smaller, so as to adapt to the development trend of the portable electronic devices, it is highly desirable to develop a speaker module with small occupied space.

Disclosure of Invention

The utility model aims to solve the technical problems that: provided are a half-cavity speaker module with small occupied space and an electronic device with the half-cavity speaker module.

In order to solve the technical problems, the first technical scheme adopted by the utility model is as follows: a half-chamber speaker module, comprising:

the shell is provided with a through groove which is communicated with two opposite sides of the shell;

a speaker unit disposed in the through groove, the speaker unit dividing a space of the through groove into a first groove and a second groove;

one side of the housing has a first contact seal zone disposed about the first groove, and the other side of the housing has a second contact seal zone disposed about the second groove.

Further, the first contact seal area is provided with a first seal, which is arranged around the first groove.

Further, the first contact seal area is provided with a first receiving groove, and a partial region of the first seal is located in the first receiving groove.

Further, the shell is also provided with a sound outlet, and the sound outlet is communicated with the side wall of the first groove.

Further, the second contact seal area is provided with a second seal, which is arranged around the second groove.

Further, the second contact seal area is provided with a second receiving groove, and a partial region of the second seal is located in the second receiving groove.

Further, the second groove comprises a first area and a second area which are communicated, and the speaker unit is arranged corresponding to the first area.

In order to solve the technical problems, the second technical scheme adopted by the utility model is as follows: the electronic equipment comprises the half-cavity loudspeaker module.

Further, the loudspeaker comprises a shell, the half-cavity loudspeaker module is arranged in the shell, the first contact sealing area and the second contact sealing area are respectively in contact with the shell, and the shell, the shell and the loudspeaker monomer surround the first groove to form a front cavity and the second groove to form a rear cavity.

Further, the portable electronic device further comprises a middle frame arranged in the shell, the first contact sealing area is in contact with the shell, the shell and the loudspeaker monomer form a front cavity by surrounding the first groove, the second contact sealing area is in contact with the middle frame, and the shell, the middle frame and the loudspeaker monomer form a rear cavity by surrounding the second groove; or the second contact sealing area is in contact with the shell, the shell and the loudspeaker monomer surround the second groove to form a rear cavity, the first contact sealing area is in contact with the middle frame, and the shell, the middle frame and the loudspeaker monomer surround the first groove to form a front cavity.

The utility model has the beneficial effects that: the area that the casing both sides correspond to the speaker monomer is open to be set up for the speaker module becomes half chamber formula speaker module, after assembling it in electronic equipment, its and the structure cooperation of electronic equipment itself form complete front chamber and rear chamber, has thinned the thickness of speaker module effectively, makes the volume of speaker module obtain reducing, more can adapt to the development trend that electronic equipment frivolous. Meanwhile, the consumable materials required by the production of the shell are reduced, the production cost of the loudspeaker module is reduced, and compared with the shell with the embedded steel sheet, the production process is reduced, so that the production efficiency is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a top view of a half-cavity speaker module according to a first embodiment of the present utility model;

fig. 2 is a bottom view of a half-cavity speaker module according to a first embodiment of the utility model.

Reference numerals illustrate:

1. a housing; 11. a through groove; 111. a first groove; 112. a second groove; 1121. a first region; 1122. a second region; 12. a sound outlet hole; 13. a first seal; 14. a second seal;

2. and a speaker unit.

Detailed Description

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

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

It should be noted that, in the embodiment of the present utility model, directional indications such as up, down, left, right, front, and rear … … are referred to, and the directional indication is merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific posture such as that shown in the drawings, and if the specific posture is changed, the directional indication is changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature.

In addition, if the meaning of "and/or" is presented throughout this document to include three parallel schemes, taking "and/or" as an example, including a scheme, or a scheme that is satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Example 1

Referring to fig. 1 and 2, a first embodiment of the utility model is as follows: an electronic device including, but not limited to, a tablet computer, a smart watch, a cell phone, and the like.

The electronic equipment comprises a shell (not shown in the figure) and a half-cavity loudspeaker module arranged in the shell, wherein the half-cavity loudspeaker module comprises a shell 1 and a loudspeaker unit 2, a through groove 11 is formed in the shell 1, and the through groove 11 is communicated with two opposite sides of the shell 1; the speaker unit 2 is disposed in the through groove 11, and the speaker unit 2 divides the space of the through groove 11 into a first groove 111 and a second groove 112; one side of the housing 1 has a first contact seal zone disposed around the first groove 111, and the other side of the housing 1 has a second contact seal zone disposed around the second groove 112; the first contact sealing area and the second contact sealing area are respectively in contact with the shell, and the shell 1, the shell and the speaker unit 2 surround the first groove 111 to form a front cavity and the second groove 112 to form a rear cavity.

In detail, the first contact sealing area contacts with one side of the inner surface of the housing, thereby completing the enclosure of the housing, the shell 1 and the speaker unit 2, and further forming the front cavity by the first groove 111; the other side of the inner surface of the housing opposite to the inner surface of the housing contacts the second contact sealing area, so that the housing, the shell 1 and the speaker unit 2 are completely surrounded, and the second groove 112 forms a rear cavity.

Compared with a full-cavity loudspeaker module, the half-cavity loudspeaker module has the advantages that under the condition that the thicknesses are the same, the volumes of the front cavity and the rear cavity are larger, and the acoustic performance is higher; with the same acoustic properties, the thickness is thinner.

The shell 1 is further provided with a sound outlet 12, the sound outlet 12 is communicated with the side wall of the first groove 111, and the shell is provided with a sound outlet corresponding to the sound outlet 12.

In order to improve the sealing effect of the front chamber to ensure the acoustic performance of the half-chamber speaker module, optionally, the first contact sealing area is provided with a first seal 13, and the first seal 13 is disposed around the first groove 111. For convenient manufacturing, optionally, first contact seal area is equipped with first holding tank, the subregion of first sealing member 13 is located in the first holding tank, the setting of first holding tank can be convenient first sealing member 13's location, equipment, simultaneously, can prevent at the in-process of assembling half chamber speaker module with the shell, first sealing member 13 takes place the position offset, does benefit to the assurance the shell with the sealed effect of casing 1 contact department.

In order to improve the sealing effect of the rear chamber to ensure the acoustic performance of the half-chamber speaker module, the second contact sealing area is optionally provided with a second sealing member 14, and the second sealing member 14 is arranged around the second groove 112. The same holds true for the second contact seal region, optionally, being provided with a second receiving groove in which a partial region of the second seal 14 is located.

In order to make the rear cavity have a volume large enough to improve the low frequency effect, it is preferable that the second groove 112 includes a first region 1121 and a second region 1122 in communication, the speaker unit 2 is disposed corresponding to the first region 1121, and the second region 1122 is disposed beside the first region 1121.

It should be noted that the front cavity is not necessarily formed by surrounding the housing, the case 1, and the speaker unit 2, for example, when the electronic device further includes a middle frame disposed in the housing, the first contact sealing area contacts the middle frame, the case 1, the middle frame, and the speaker unit 2 surround the first groove 111 to form the front cavity, and at this time, optionally, the second contact sealing area contacts the housing, and the case 1, the case, and the speaker unit 2 surround the second groove 112 to form the rear cavity. For the same reason, the rear cavity is not necessarily formed by surrounding the housing, the case 1 and the speaker unit 2, for example, when the electronic device further includes a middle frame disposed in the housing, the second contact sealing area contacts the middle frame, the case 1, the middle frame and the speaker unit 2 surround the second groove 112 to form the rear cavity, and in this case, alternatively, the first contact sealing area contacts the housing, and the case 1, the case and the speaker unit 2 surround the first groove 111 to form the front cavity.

Further, other structural components in the housing may be used to form a front cavity/rear cavity by surrounding the housing 1 and the speaker unit 2, and the other structural components include, but are not limited to, a circuit board and the like.

The foregoing description is only of the optional embodiments of the present utility model, and is not intended to limit the scope of the utility model, and all the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims

1. A half-cavity speaker module, characterized in that: comprising

2. A half-cavity speaker module according to claim 1, wherein: the first contact seal area is provided with a first seal disposed around the first groove.

3. A half-cavity speaker module according to claim 2, wherein: the first contact seal area is provided with a first receiving groove, and a partial region of the first seal is located in the first receiving groove.

4. A half-cavity speaker module according to claim 1, wherein: and the shell is also provided with a sound outlet which is communicated with the side wall of the first groove.

5. A half-cavity speaker module according to claim 1, wherein: the second contact seal area is provided with a second seal arranged around the second groove.

6. A half-cavity speaker module as claimed in claim 5, wherein: the second contact seal area is provided with a second receiving groove, and a partial region of the second seal is positioned in the second receiving groove.

7. A half-cavity speaker module according to claim 1, wherein: the second groove comprises a first area and a second area which are communicated, and the loudspeaker unit is arranged corresponding to the first area.

8. An electronic device, characterized in that: comprising a half-chamber loudspeaker module as claimed in any one of claims 1-7.

9. The electronic device of claim 8, wherein: the loudspeaker comprises a shell, a half-cavity loudspeaker module is arranged in the shell, a first contact sealing area and a second contact sealing area are respectively in contact with the shell, and the shell, the shell and a loudspeaker monomer surround the first groove to form a front cavity and the second groove to form a rear cavity.

10. The electronic device of claim 9, wherein: the device also comprises a middle frame arranged in the shell, wherein the first contact sealing area is in contact with the shell, the shell and the loudspeaker monomer form a front cavity by surrounding the first groove, the second contact sealing area is in contact with the middle frame, and the shell, the middle frame and the loudspeaker monomer form a rear cavity by surrounding the second groove; or the second contact sealing area is in contact with the shell, the shell and the loudspeaker monomer surround the second groove to form a rear cavity, the first contact sealing area is in contact with the middle frame, and the shell, the middle frame and the loudspeaker monomer surround the first groove to form a front cavity.