CN112367574B

CN112367574B - Loudspeaker and electronic terminal

Info

Publication number: CN112367574B
Application number: CN202011048461.8A
Authority: CN
Inventors: 杨虎虎
Original assignee: AAC Microtech Changzhou Co Ltd; Science and Education City Branch of AAC New Energy Development Changzhou Co Ltd
Current assignee: Jiangsu Jicui Zhongyi Technology Industry Development Co ltd; AAC Microtech Changzhou Co Ltd; Science and Education City Branch of AAC New Energy Development Changzhou Co Ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2022-03-01
Anticipated expiration: 2040-09-29
Also published as: WO2022067925A1; CN112367574A

Abstract

The present invention provides a loudspeaker and an electronic terminal, comprising a casing with a receiving space, a sounding unit held and fixed in the receiving space, and a fixing member fixed on the side of the casing away from the receiving space; The housing includes a bracket for fixing the sounding unit and a front cover that is fixed to the bracket and is enclosed with the bracket to form the receiving space; The bottom wall and the side wall formed by bending and extending from the outer periphery of the bottom wall are used for fixing the front cover, and the fixing member is fixed on the side of the side wall away from the receiving space. The sound-emitting unit is fixed through the housing space of the housing. The housing includes a side wall. By fixing a fixing piece on the side of the side wall away from the housing space, the fixing piece is fixed with the terminal body, so that the stability can be stabilized. The speaker is fixed on the terminal body in the Z direction, the fixing is simple, and the assembly efficiency is high.

Description

Loudspeaker and electronic terminal

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of electroacoustic, in particular to a loudspeaker and an electronic terminal.

[ background of the invention ]

In the current mobile internet era, the number of intelligent mobile terminal devices is increasing, and the requirements for mobile terminals are also increasing, one of which is that they are required to have high-quality tone quality function.

Due to the unreasonable structure of the loudspeaker in the related art, the loudspeaker is complex to fix on the terminal, the assembly process is complex, and the assembly efficiency is low.

Therefore, it is necessary to provide a new speaker and an electronic terminal to solve the above problems.

[ summary of the invention ]

The invention aims to provide a loudspeaker and an electronic terminal, wherein the loudspeaker is simple to fix and high in assembly efficiency.

The technical scheme of the invention is as follows: a loudspeaker comprises a shell with an accommodating space, a sounding monomer accommodated and fixed in the accommodating space, and a fixing piece fixedly arranged on one side of the shell, which is far away from the accommodating space;

the shell comprises a shell for fixing the sounding monomer and a front cover which is fixed on the shell and forms the accommodating space with the shell in an enclosing way;

the shell comprises a bottom wall and a side wall, wherein the bottom wall is opposite to the front cover and is arranged at an interval, the outer peripheral edge of the bottom wall is bent and extends to form the side wall, the side wall is used for fixing the front cover, and the fixing piece is fixedly arranged on one side, far away from the containing space, of the side wall.

As an embodiment of the present invention, the outer shell is a metal outer shell, and the fixing member is a metal fixing member, and the fixing member is welded to the side wall.

As an embodiment of the invention, the fixing is a rigid fixing.

As an embodiment of the present invention, the fixing member includes a welding portion welded to the side wall and a fixing portion bent and extended from one end of the welding portion to be parallel to the bottom wall.

As an embodiment of the invention, the fixing piece has a plurality of fixing pieces, the plurality of fixing pieces are fixed on the side of the side wall away from the accommodating space at intervals, and the plurality of fixing portions are located on the same plane.

As an embodiment of the invention, at least two fixing pieces are oppositely arranged.

As an embodiment of the present invention, the casing further includes a bracket accommodated in the casing and used for accommodating and fixing the sound generating unit, and a connecting arm used for connecting the bracket and the casing, the sound generating unit includes a vibrating diaphragm fixed to the bracket and arranged in parallel with and at an interval from the front cover, and the vibrating diaphragm, the bracket and the front cover enclose to form a front sound cavity.

As an embodiment of the present invention, the bracket includes a bottom portion parallel to and abutting against the front cover, and a side portion formed by bending and extending from a peripheral edge of the bottom portion toward the bottom wall, the diaphragm is fixed on a side of the bottom portion toward the side portion, and the peripheral edge of the diaphragm abuts against the side portion.

As an embodiment of the present invention, the speaker further includes a sound outlet channel penetrating the side wall and the connecting arm and communicating with the front sound cavity.

The other technical scheme of the invention is as follows: an electronic terminal, comprising a terminal body and the speaker as described in any of the above embodiments, the speaker being disposed on the terminal body.

The invention has the beneficial effects that: the accommodating space through the shell is fixed with the sound production monomer, and the shell includes the lateral wall, through keeping away from on the lateral wall the mounting sets firmly on one side of accommodating space, fixes through mounting and terminal body, and then can conveniently fix the speaker on the terminal body steadily, and is fixed simple, and assembly efficiency is high.

[ description of the drawings ]

Fig. 1 is a schematic overall structure diagram of an electronic terminal according to an embodiment of the present invention;

fig. 2 is a schematic overall structure diagram of a speaker according to an embodiment of the present invention;

FIG. 3 is an exploded view of the speaker of FIG. 2;

FIG. 4 is a cross-sectional view taken along A-A of FIG. 2;

FIG. 5 is a schematic structural view of the stent of FIG. 2;

1. a speaker; 2. a terminal body; 100. a housing; 101. an accommodating space; 110. a housing; 111. a bottom wall; 112. a side wall; 113. a support; 1131. a bottom; 1131a, an opening; 1132. a side portion; 114. a connecting arm; 120. a front cover; 200. a sounding monomer; 210. vibrating diaphragm; 220. a front acoustic chamber; 300. a fixing member; 310. welding the part; 320. a fixed part; 400. and a sound outlet channel.

[ detailed description ] embodiments

To further illustrate the various embodiments, the invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

The invention is further described with reference to the following figures and embodiments.

Referring to fig. 1, an embodiment of the present invention provides an electronic terminal, which includes a terminal body 2 and a speaker 1 fixed on the terminal body 2.

Referring to fig. 2 to 5, an embodiment of the present invention further provides a speaker 1, in which the speaker 1 in this embodiment includes a housing 100 having an accommodating space 101, a sound generating unit 200 accommodated and fixed in the accommodating space 101, and a fixing member 300 fixed on a side of the housing 100 away from the accommodating space 101. The loudspeaker 1 can be stably fixed on the terminal body 2 through the fixing piece 300, and the fixing is convenient and efficient.

Referring to fig. 3 and 4, in an embodiment, the casing 100 includes a casing 110 for fixing the sound generating unit 200, and a front cover 120 fixed to the casing 110 and enclosing with the casing 110 to form an accommodating space 101.

Referring to fig. 3 and 4, specifically, the housing 110 includes a bottom wall 111 opposite to the front cover 120 and disposed at an interval, and a side wall 112 bent and extended from an outer periphery of the bottom wall 111 and used for fixing the front cover 120, and the fixing member 300 is fixedly disposed on a side of the side wall 112 away from the accommodating space 101. Through setting firmly mounting 300 on lateral wall 112, through the fixed with mounting 300 and terminal body 2, can set firmly speaker 1 on terminal body 2 in that the Z direction is stable promptly, fixed convenient simple, assembly efficiency is high.

More specifically, the casing 100 further includes a bracket 113 received in the casing 110 for receiving and fixing the sound generating unit 200, and a connecting arm 114 for connecting the bracket 113 and the casing 110, and the casing 110 includes the bottom wall 111 and the side wall 112.

Preferably, the bracket 113 is a plastic bracket 113.

In one embodiment, the housing 110 is a metal housing 110, the fixing member 300 is a metal fixing member 300, and the fixing member 300 is welded on the sidewall 112. Through with mounting 300 welding on lateral wall 112, because mounting 300 and shell 110 are metal material, not only make its intensity increase, need not very big welding area in addition during the welding and can be with the stable welding of mounting 300 on shell 110, can maximize the space of casing 100, in addition on the Z direction, can fix speaker 1 on terminal body 2 steadily, in addition, can be according to the installation demand, different positions welding mounting 300 on lateral wall 112, and then adapt to the terminal body 2 of different structures.

In one embodiment, mount 300 is laser welded to sidewall 112.

In one embodiment, mount 300 is a rigid mount 300, i.e., mount 300 is made of steel, which is strong and easily weldable. It should be noted that the fixing member 300 may be made of other metals.

In one embodiment, the fixing member 300 includes a welding portion 310 welded on the side wall 112 and a fixing portion 320 bent and extended from one end of the welding portion 310 to be parallel to the bottom wall 111. The fixing member 300 is fixed on the side wall 112 by the welding portion 310, and the fixing portion 320 is parallel to the bottom wall 111, so that the fixing portion 320 and the terminal body 2 can be fixed more easily, and the structure of the fixing member 300 is more reasonable.

Referring to fig. 3, in an embodiment, the fixing member 300 has a plurality of fixing members 300, the fixing members 300 are fixed on a side of the sidewall 112 away from the accommodating space 101 at intervals, and the fixing portions 320 are located on the same plane. The speaker 1 can be more stably fixed to the terminal body 2 by the plurality of fixing members 300. By disposing the plurality of fixing portions 320 on the same plane, fixing can be facilitated.

In another embodiment, the fixing portions 320 may be located on different planes.

Referring to fig. 3 and 4, in an embodiment, at least two fixing members 300 are disposed opposite to each other. The stability of the fixing of the speaker 1 can be ensured by at least two fixing members 300 disposed oppositely.

Referring to fig. 3 and 4, in an embodiment, the sound generating unit 200 includes a diaphragm 210 fixed to the bracket 113 and parallel to and spaced apart from the front cover 120, and the diaphragm 210, the bracket 113 and the front cover 120 enclose a front sound cavity 220.

Referring to fig. 4 and fig. 5, in an embodiment, the bracket 113 includes a bottom portion 1131 parallel to the front cover 120 and abutting against the front cover 120, and a side portion 1132 bent and extended from a peripheral edge of the bottom portion 1131 toward the bottom wall 111, the diaphragm 210 is fixed on a side of the bottom portion 1131 facing the side portion 1132, and a peripheral edge of the diaphragm 210 abuts against the side portion 1132.

Referring to fig. 3-5, in an embodiment, the bottom 1131 has an opening 1131a, preferably, the bottom 1131 is annular, the inner periphery of the bottom 1131 surrounds the opening 1131a, and the front cover 120 covers the opening 1131 a.

Referring to fig. 2, fig. 3 and fig. 5, in an embodiment, the speaker 1 further includes a sound outlet channel 400 penetrating through the side wall 112 and the connecting arm 114 and communicating with the front sound cavity 220. Sound can be transmitted from the front sound chamber 220 through the sound transmission channel 400.

While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.

Claims

1. A loudspeaker, characterized in that it comprises a casing with an accommodation space, a sound-emitting unit accommodated and fixed in the accommodation space, and a fixture fixed on the side of the casing away from the accommodation space;

The casing includes a casing for fixing the sounding unit and a front cover fixed on the casing and enclosing the casing to form the receiving space;

The shell includes a bottom wall opposite to the front cover and arranged at intervals, and a side wall formed by bending and extending from the outer periphery of the bottom wall and used for fixing the front cover, and the fixing member is fixed on the side the wall is on the side away from the receiving space;

The housing also includes a bracket accommodated in the outer shell and used for accommodating and fixing the sound-generating unit, and a connecting arm for connecting the bracket and the housing, and the sound-generating unit includes a bracket fixed to the bracket. and a vibrating membrane parallel to and spaced apart from the front cover, the vibrating membrane, the bracket and the front cover are enclosed to form a front acoustic cavity;

The bracket includes a bottom parallel to the front cover and abutting on the front cover, and a side portion formed by bending and extending from the periphery of the bottom toward the bottom wall, and the diaphragm is fixed on the bottom on the side facing the side part and the periphery of the diaphragm abuts on the side part;

The bottom is annular, and the inner periphery of the bottom forms an opening, and the front cover is arranged on the opening; the speaker also includes a penetrating side wall and the connecting arm and is connected with the front cover. The sound channel that communicates with the sound cavity.

2 . The loudspeaker according to claim 1 , wherein the casing is a metal casing, the fixing member is a metal fixing member, and the fixing member is welded on the side wall. 3 .

3. The loudspeaker according to claim 2, wherein the fixing member is a steel fixing member.

4 . The loudspeaker according to claim 2 , wherein the fixing member comprises a welding part welded on the side wall and a fixing part which is bent and extended from one end of the welding part and is parallel to the bottom wall. 5 . department.

5 . The loudspeaker according to claim 1 , wherein there are a plurality of the fixing members, the plurality of the fixing members are fixed at intervals on the side of the side wall away from the receiving space, and the plurality of the fixing members are fixed at intervals. 6 . Fixtures are on the same plane.

6. The loudspeaker according to claim 5, characterized in that: at least two of the fixing members are disposed opposite to each other.

7. An electronic terminal, characterized by comprising a terminal body and the speaker according to any one of the preceding claims 1-6, wherein the speaker is arranged on the terminal body.