CN212519307U

CN212519307U - Loudspeaker

Info

Publication number: CN212519307U
Application number: CN202021264817.7U
Authority: CN
Inventors: 吴军; 杨虎虎
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-09
Anticipated expiration: 2030-06-30
Also published as: WO2022000652A1

Abstract

The utility model provides a loudspeaker. It is including shell and the speaker monomer that has accommodating space, the shell has the first surface, second surface and side, the shell extends from the side and is formed with first stopper and the second stopper that sets up along the vibration direction interval, first stopper and second stopper enclose respectively with the side and close first spacing groove and the second spacing groove that forms the setting in opposite directions, the speaker still includes the connecting piece, the connecting piece includes fixed part and connecting portion, the relative both ends of fixed part are slidable respectively and insert and locate first spacing groove and second spacing inslot, connecting portion are located between first stopper and the second stopper, run through on the connecting portion and be equipped with the through-hole, and along the vibration direction, the through-hole all sets up with first stopper and second spacing interval. The utility model provides a loudspeaker not only can make the shell realize the structure of fixed characteristics such as no screw hole in order to simplify the shell, also does benefit to the miniaturization of shell, and the formula is fixed in the shell after the accessible moreover.

Description

Loudspeaker

[ technical field ] A method for producing a semiconductor device

The utility model relates to an electroacoustic conversion field especially relates to a loudspeaker.

[ background of the invention ]

With the advent of the mobile internet age, the number of smart mobile devices is increasing. Among the mobile devices, the mobile phone is undoubtedly the most common and portable mobile terminal device. At present, the functions of a mobile phone are very diverse, one of which is a high-quality music function, and thus, a speaker for playing sound is widely applied to the current smart mobile devices.

In the related art, a speaker includes a housing having a receiving space and a speaker unit received in the housing. Among other things, the speaker is generally configured by forming screw holes on the housing so that the speaker can be assembled into the smart mobile device by screws or bolts. However, since the screw hole structure is formed on the housing, this not only increases the processing difficulty of the housing, but also is not favorable for the simplification and miniaturization of the housing structure (under the condition that the speaker is guaranteed to have sufficient accommodation space, the screw hole structure is formed on the housing, which will inevitably lead to the housing to reserve sufficient positions for forming the screw hole structure), and the position of the screw hole structure of the housing after molding is fixed, which does not satisfy the requirement of the customer for selecting the connection position of the speaker and the intelligent mobile device.

Therefore, there is a need to provide a new speaker to solve the above problems.

[ Utility model ] content

An object of the utility model is to provide a loudspeaker, this loudspeaker not only can make the shell realize the structure of fixed characteristics such as no screw hole in order to simplify the shell, also do benefit to the miniaturization of shell, and the formula is fixed in the shell after the accessible moreover.

The utility model provides a loudspeaker, including the shell that has accommodating space and accommodate in the speaker monomer in the shell, the speaker monomer has the sound membrane, the shell has along the vibration direction interval of sound membrane set up first surface and second surface and connect the side of first surface with the second surface, the shell extends from the side and is formed with along the vibration direction interval set up first stopper and second stopper, first stopper with the side encloses to close forms the first spacing groove, the second stopper with the side encloses to close forms the second spacing groove, first spacing groove and the second spacing groove set up in opposite directions, the speaker still includes the connecting piece, the connecting piece includes fixed part and the connecting portion that is fixed in the fixed part, the fixed part is followed relative both ends in the vibration direction slidable respectively and is inserted and located first spacing groove with the second spacing inslot, the connecting portion are located between the first limiting block and the second limiting block, wherein a through hole penetrates through the connecting portion and is formed in the edge of the connecting portion in the vibration direction, and the through hole is formed at intervals with the first limiting block and the second limiting block.

Preferably, the first limiting block comprises a first limiting part and a second limiting part, the first limiting part extends from the side surface along a direction perpendicular to the vibration direction, and the second limiting part extends from one end of the first limiting part far away from the side surface along a direction parallel to the vibration direction; the second limiting block comprises a first extending portion and a second extending portion, the first extending portion extends from the side face along the direction perpendicular to the vibration direction, and the second extending portion extends from one end, far away from the side face, of the first extending portion along the direction parallel to the vibration direction.

Preferably, the second limiting portion, the second extending portion and the side surface are respectively abutted to the fixing portion, and two opposite ends of the fixing portion along the vibration direction are respectively abutted to the first limiting portion and the first extending portion.

Preferably, an axis of the through hole is parallel to the vibration direction.

Preferably, along in the vibration direction, the second spacing portion with the second extension with connecting portion interval sets up, just connecting portion are followed the relative both sides of vibration direction are equipped with the reinforcement respectively, the reinforcement with connecting portion with fixed part fixed connection, just the reinforcement with the through-hole interval sets up.

Preferably, the second limiting portion and the second extending portion are respectively abutted with one side of the reinforcing member, which is far away from the connecting portion.

Preferably, the housing includes an upper cover and a lower cover assembled with the upper cover to form the receiving space, the first surface is a surface of one side of the upper cover away from the lower cover, the second surface is a surface of one side of the lower cover away from the upper cover, the first stopper is formed by extending a portion of the side surface located on the upper cover, and the second stopper is formed by extending a portion of the side surface located on the lower cover.

Preferably, the surface of the first stopper on the side away from the second stopper is coplanar with the first surface, and the surface of the second stopper on the side away from the first stopper is coplanar with the second surface.

Compared with the prior art, the utility model provides a loudspeaker passes through the shell certainly the side is extended to be formed with the edge first stopper and the second stopper that the vibration direction interval set up, just first stopper with the side is enclosed to close and is formed first spacing groove, the second stopper with the side is enclosed to close and is formed the second spacing groove, first spacing groove with the second spacing groove sets up in opposite directions to make through setting up the connecting piece the fixed part is followed relative both ends in the vibration direction are slidable respectively and are inserted and locate first spacing groove with the second spacing inslot. Therefore, the shell can realize the fixing characteristics of no screw hole and the like so as to simplify the structure of the shell, the miniaturization of the shell is facilitated, and the shell can be fixed on the shell through a rear-mounted formula.

[ description of the drawings ]

Fig. 1 is an exploded view of a preferred embodiment of a speaker according to the present invention;

fig. 2 is a schematic view of a structure of a connector in the speaker shown in fig. 1;

fig. 3 is an assembled perspective view of the loudspeaker of fig. 1;

fig. 4 is a cross-sectional view of the loudspeaker shown in fig. 3 taken along the direction a-a;

fig. 5 is a schematic view of the speaker of fig. 4 with the connector removed.

[ detailed description ] embodiments

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 5, the speaker includes a housing 1 having a receiving space 1A, and a speaker unit 2 received in the housing 1.

The speaker unit 2 has a sound film 21, the sound film 21 can vibrate along a vibration direction X, and the sound film 21 divides the accommodating space 1A into a rear cavity 1B and a front cavity 1C communicated with the outside.

The housing 1 includes an upper cover 11 and a lower cover 13 assembled with the upper cover 11 to form the receiving space 1A. As shown in fig. 4, the speaker unit 2 is fixed to the lower cover 13, and the sound film 21 and the lower cover 13 enclose to form the front cavity 1C.

The housing 1 has a first surface 14 and a second surface 15 arranged at an interval in the vibration direction X, and a side surface 16 connecting the first surface 14 and the second surface 15. The first surface 15 is a surface of the upper cover 11 on a side away from the lower cover 13, the second surface 17 is a surface of the lower cover 13 on a side away from the upper cover 11, a part of the side surface 16 is located on the upper cover 11, and another part of the side surface 16 is located on the lower cover 13.

Shell 1 certainly side 16 extends and is formed with the edge first stopper 17 and the second stopper 18 that the vibration direction X interval set up, first stopper 17 with side 16 encloses to close and forms first spacing groove 1D, second stopper 18 with side 16 encloses to close and forms second spacing groove 1E, first spacing groove 1D with second spacing groove 1E sets up in opposite directions.

The loudspeaker further comprises a connecting piece 3, the connecting piece 3 comprises a fixing portion 31 and a connecting portion 33 fixed on the fixing portion 31, the fixing portion 31 is located at two opposite ends in the vibration direction X in a sliding mode respectively in the first limiting groove 1D and the second limiting groove 1E, the connecting portion 33 is located between the first limiting block 17 and the second limiting block 18, a through hole 331 is formed in the connecting portion 33 in a penetrating mode, in the vibration direction X, the through hole 331 is formed in the first limiting block 17 and the second limiting block 18 at intervals. Wherein, the connecting part 33 is used for connecting with the smart mobile device.

Wherein the fixing portion 31 and the connecting portion 33 may be fixed by welding.

The first limiting block 17 comprises a first limiting portion 171 and a second limiting portion 173, the first limiting portion 171 extends from the side surface 16 along a direction perpendicular to the vibration direction X, and the second limiting portion 173 extends from one end of the first limiting portion 171, which is far away from the side surface 16, along a direction parallel to the vibration direction X.

The second limiting block 18 includes a first extending portion 181 and a second extending portion 183, the first extending portion 171 extends from the side surface 16 in a direction perpendicular to the vibration direction X, and the second extending portion 183 extends from an end of the first extending portion 181 far away from the side surface 16 in a direction parallel to the vibration direction X.

The second limiting portion 173, the second extending portion 183 and the side surface 16 are respectively abutted against the fixing portion 31, and two opposite ends of the fixing portion 31 along the vibration direction X are respectively abutted against the first limiting portion 171 and the first extending portion 181.

As shown in fig. 3, the housing 1 is rectangular, the height direction of the housing 1 is the vibration direction X, four side surfaces 16 are provided, which are first side surfaces 16a arranged at intervals along the length direction of the housing 1 and second side surfaces 16b arranged at intervals along the width direction of the housing, respectively, and the first limiting block 17 and the second limiting block 18 are formed by extending from one of the second side surfaces 16 b.

As shown in fig. 3, the first position-limiting portion 171, the second position-limiting portion 173, the first extending portion 181, and the second extending portion 183 extend to the first side surface 16a along the length direction of the housing 1 at two opposite ends, so as to maximize the range of the connection position of the speaker and the smart mobile device selected by the user. It is understood that, in other embodiments, the first limiting portion, the second limiting portion, the first extending portion and the second extending portion may not extend to the first side surface along two opposite ends of the housing in the length direction.

In the present embodiment, the axis 33A of the through hole 331 is parallel to the vibration direction X.

In this embodiment, the second limiting portion 173 and the second extending portion 183 are spaced from the connecting portion 33 along the vibration direction, reinforcing members 35 are respectively disposed on two opposite sides of the connecting portion 33 along the vibration direction X, the reinforcing members 35 are fixedly connected to the connecting portion 33 and the fixing portion 31, and the reinforcing members 35 are spaced from the through holes 331. By providing the reinforcing members 35 fixedly connected to the fixing portion 31 on opposite sides of the connecting portion 33 in the vibration direction X, the connecting portion 33 can be more firmly fixed to the fixing portion 31.

Wherein, the reinforcing member 35 may be welded with the connecting portion 33 and the fixing portion 31.

In the present embodiment, the second stopper portion 173 and the second extending portion 183 are respectively abutted against the side of the reinforcing member 35 away from the connecting portion 33.

As shown in fig. 3, 4 and 5, the first stopper 17 is formed by extending from a portion of the side surface 16 on the upper cover 11, and the second stopper 18 is formed by extending from a portion of the side surface 16 on the lower cover 13. By forming the first stopper 17 to extend from the portion of the side surface 16 on the upper cover 11, and forming the second stopper 18 to extend from the portion of the side surface 16 on the lower cover 13, not only the processing difficulty of forming the first stopper 17 and the second stopper 18 on the housing can be reduced, but also the first stopper groove 1D and the second stopper groove 1E can be ensured to have a sufficient size to facilitate the insertion of the fixing portion 31, and the first stopper 17 and the second stopper 18 can be ensured to have a sufficient length in the vibration direction X to restrict the fixing portion 31, so that the risk of the fixing portion 31 being detached from the housing 1 can be reduced.

As shown in fig. 4 and 5, a surface of the first stopper 17 on a side away from the second stopper 18 is coplanar with the first surface 14, and a surface of the second stopper 18 on a side away from the first stopper 17 is coplanar with the second surface 15.

Compared with the prior art, the utility model provides a loudspeaker passes through shell 1 certainly side 16 extends to be formed with the edge first stopper 17 and the second stopper 18 that vibration direction X interval set up, just first stopper 17 with side 16 encloses to close and forms first spacing groove 1D, second stopper 18 with side 16 encloses to close and forms second spacing groove 1E, first spacing groove 1D with second spacing groove 1E sets up in opposite directions to through setting up connecting piece 3 and make connecting piece 3 fixed part 31 is followed relative both ends difference slidable on the vibration direction X are inserted and are located first spacing groove 1D with in the second spacing groove 1E. Therefore, the shell can realize the fixing characteristics of no screw hole and the like so as to simplify the structure of the shell, the miniaturization of the shell is facilitated, and the shell can be fixed on the shell through a rear-mounted formula.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. A speaker including a housing having a housing space and a speaker unit housed in the housing, the speaker unit having a sound film, the housing having a first surface and a second surface that are provided at an interval in a vibration direction of the sound film, and a side surface that connects the first surface and the second surface, characterized in that: the shell extends from the side surface to form a first limiting block and a second limiting block which are arranged at intervals along the vibration direction, the first limiting block and the side face are enclosed to form a first limiting groove, the second limiting block and the side face are enclosed to form a second limiting groove, the first limit groove and the second limit groove are arranged oppositely, the loudspeaker also comprises a connecting piece, the connecting piece comprises a fixing part and a connecting part fixed on the fixing part, the two opposite ends of the fixing part along the vibration direction are respectively inserted in the first limiting groove and the second limiting groove in a sliding way, the connecting part is positioned between the first limiting block and the second limiting block, wherein, run through on the connecting portion and be equipped with the through-hole, and follow in the vibration direction, the through-hole all with first stopper with the interval of second stopper sets up.

2. The loudspeaker of claim 1, wherein: the first limiting block comprises a first limiting part and a second limiting part, the first limiting part extends from the side surface along the direction perpendicular to the vibration direction, and the second limiting part extends from one end, far away from the side surface, of the first limiting part along the direction parallel to the vibration direction; the second limiting block comprises a first extending portion and a second extending portion, the first extending portion extends from the side face along the direction perpendicular to the vibration direction, and the second extending portion extends from one end, far away from the side face, of the first extending portion along the direction parallel to the vibration direction.

3. The loudspeaker of claim 2, wherein: the second limiting portion, the second extending portion and the side face are respectively abutted to the fixing portion, and the fixing portion is respectively abutted to the first limiting portion and the first extending portion along two opposite ends in the vibration direction.

4. The loudspeaker of claim 2, wherein: the axis of the through hole is parallel to the vibration direction.

5. The loudspeaker of claim 4, wherein: the edge in the vibration direction, the spacing portion of second with the second extension with connecting portion interval sets up, just connecting portion are followed the relative both sides of vibration direction are equipped with the reinforcement respectively, the reinforcement with connecting portion with fixed part fixed connection, just the reinforcement with the through-hole interval sets up.

6. The loudspeaker of claim 5, wherein: the second limiting part and the second extending part are respectively abutted with one side of the reinforcing piece, which is far away from the connecting part.

7. The loudspeaker according to any one of claims 1-6, wherein: the shell comprises an upper cover and a lower cover, the upper cover is assembled to form the containing space, the first surface is the surface of one side, away from the lower cover, of the upper cover, the second surface is the surface of one side, away from the upper cover, of the lower cover, the first limiting block is formed by extending the part, located on the upper cover, of the side face, and the second limiting block is formed by extending the part, located on the lower cover, of the side face.

8. The loudspeaker of claim 7, wherein: the surface of one side of the first limiting block, which is far away from the second limiting block, is coplanar with the first surface, and the surface of one side of the second limiting block, which is far away from the first limiting block, is coplanar with the second surface.