CN208353591U

CN208353591U - Loudspeaker enclosure

Info

Publication number: CN208353591U
Application number: CN201820254070.3U
Authority: CN
Inventors: 柳林; 金鑫
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2018-02-11
Filing date: 2018-02-11
Publication date: 2019-01-08
Anticipated expiration: 2028-02-11

Abstract

The utility model provides a kind of loudspeaker enclosure.The loudspeaker enclosure includes the upper cover equipped with sound outlet hole, the lower cover and loudspeaker monomer to form accommodating space are assembled with the upper cover, the loudspeaker monomer includes frame and vibrating diaphragm, the upper cover includes mounting base and partition, the mounting base, the accommodating space is divided into ante-chamber and back cavity by the loudspeaker monomer and the partition, and surface of the partition far from the lower cover is abutted with the mounting surface of the mounting base, the frame includes frame side wall and wall extension from the frame side wall to the sound outlet hole direction that extend from, and the wall extension is overlapped in the partition towards the lower cover side, the vibrating diaphragm includes the body part being fixedly connected with the frame side wall and the fixed part extended from the body part to the wall extension, the fixed part is located between the partition and the wall extension.The connection of the vibrating diaphragm of loudspeaker enclosure provided by the utility model and upper cover and frame is more stable and channel of speaking is more unobstructed.

Description

Loudspeaker enclosure

[technical field]

The utility model relates to acoustic-electric field more particularly to a kind of loudspeaker enclosures for applying to portable electronic product.

[background technique]

With the arrival of mobile internet era, the quantity of Intelligent mobile equipment constantly rises.And in numerous mobile devices Among, mobile phone is undoubtedly most common, most portable mobile terminal device.Currently, the function of mobile phone is extremely various, one of them is just The music function of high-quality, therefore, for play the loudspeaker between sound be widely applied Intelligent mobile equipment till now it One.

Existing loudspeaker is in order to increase its acoustical behavior, especially low frequency performance, it will usually install the loudspeaker In forming loudspeaker enclosure in a cabinet, described loudspeaker enclosure a part is used to install the loudspeaker and surrounds ante-chamber jointly, Another part is used to form back cavity.

The loudspeaker enclosure of the relevant technologies includes that the upper cover for being equipped with sound outlet hole and the upper cover assemble to be formed under accommodating space Cover and be contained in the loudspeaker monomer in the accommodating space.The loudspeaker monomer include frame and be immobilizated in the frame and Vibrating diaphragm between the upper cover.The upper cover includes prolonging with the top plate of vibrating diaphragm face setting, from the top plate towards lower cover The upper cover side wall stretched extends and is surround from the top plate towards the lower cover direction mounting base of the loudspeaker monomer, is opened in The through slot of the mounting base and the partition being located between the mounting base and the upper cover side wall, the top plate and the vibrating diaphragm The operatic tunes before interval setting is formed, the top plate and the partition surround and lead sound channel, and the through slot is connected to the preceding operatic tunes and institute It states and leads sound channel.In order to ensure the loudspeaker enclosure waterproof, the partition is formed with one close to one end of the loudspeaker monomer Stage portion, the vibrating diaphragm are located between the stage portion and the frame, and the setting of stage portion will affect the ruler of the through slot It is very little, that is, influence the channel of speaking of the preceding operatic tunes.

Therefore, a kind of new loudspeaker enclosure solution above-mentioned technical problem must be provided by having in fact.

[utility model content]

It is more stable the purpose of this utility model is to provide the connection of a kind of vibrating diaphragm and upper cover and frame and speak channel more Unobstructed loudspeaker enclosure.

In order to achieve the above object, the utility model provides a kind of loudspeaker enclosure comprising upper cover equipped with sound outlet hole, The loudspeaker monomer to form the lower cover of accommodating space and be contained in the accommodating space, the loudspeaker are assembled with the upper cover Monomer includes frame and the vibrating diaphragm that is immobilizated between the frame and the upper cover, and the installation loudspeaking is formed in the upper cover The mounting base of device monomer and extend and abut the partition of the upper cover, the installation from the mounting base to the sound outlet hole direction The accommodating space is divided into ante-chamber and back cavity by seat, the loudspeaker monomer and the partition, and the partition is far from described The surface of lower cover is abutted with the mounting surface of the mounting base, and the frame includes frame side wall and from the frame side wall to described The wall extension that sound outlet hole direction extends, and the wall extension is overlapped in the partition towards the lower cover side, the vibrating diaphragm packet Include the body part being fixedly connected with the frame side wall and from the body part close to described sound outlet hole one end edge to described The fixed part that wall extension extends, the fixed part are located between the partition and the wall extension.

Preferably, the upper cover further includes extending with the top plate of vibrating diaphragm face setting and from the top plate towards lower cover Upper cover side wall, the vibrating diaphragm and the top plate surround the preceding operatic tunes, and the partition and the top plate, which surround, leads sound channel, before described The operatic tunes and the sound channel of leading surround the ante-chamber jointly, and the mounting base further includes that the connection preceding operatic tunes and the sound of leading lead to The through slot in road, the sound outlet hole be set to the upper cover side wall, the preceding operatic tunes, the through slot, it is described lead sound channel and it is described go out Sound hole is sequentially communicated.

Preferably, the partition includes and the top plate surrounds the clapboard body portion for leading sound channel and from the partition Body part is set on the mounting surface of the mounting base to the overlap joint block extended far from the sound outlet hole direction, the overlap joint block, institute Fixed part is stated to be located between the overlap joint block and the wall extension.

Preferably, the be connected surface of one end towards the top plate of the clapboard body portion and the overlap joint block is taken with described The surface for connecing block towards the top plate is generally aligned in the same plane.

Preferably, the frame side wall includes towards the wall upper surface of the vibrating diaphragm, and the wall extension includes described in Wall upper surface is towards the first upper surface of lower cover direction inclination extension and from first upper surface to the sound outlet hole Second upper surface parallel with the wall upper surface that direction extends, the fixed part include from the body part close to described The first fixed part that the edge of sound outlet hole one end extends towards lower cover direction inclination and from the end of first fixed part To horizontal-extending second fixed part in the sound outlet hole direction, first fixed part is fixedly connected with first upper surface, Second fixed part is fixedly connected with second upper surface.

Preferably, the overlap joint block includes towards the first outer surface of the top plate, vertically curved from first outer surface The third appearance rolling over the second outer surface extended, extending from second appearance away from loudspeaker monomer direction inclination Face and from the third appearance towards horizontal-extending 4th outer surface in the sound outlet hole direction, first fixed part is located in Between first upper surface and the third outer surface, second fixed part is located in second upper surface and described the Between four outer surfaces.

Preferably, the mounting base includes the mounting portion abutted with the vibrating diaphragm and from the mounting portion to far from the top The barricade portion that plate direction extends, the overlap joint block are set to the mounting portion and are located at the barricade portion far from the sound outlet hole Side.

Preferably, first outer surface is abutted with the mounting portion.

Preferably, the body part include centrally located top dome portion, from the top dome portion edge ring folding extend Ring portion and the engaging portion for being surrounded on the formation of ring portion periphery, the engaging portion are located in the wall upper surface and described Between mounting portion.

Compared with the relevant technologies, the beneficial effect of the loudspeaker enclosure of the utility model is: vibrating diaphragm is immobilizated in frame and encloses At between the partition for leading sound channel, the utility model is by adding from frame side wall close to one end of sound outlet hole towards under described Lid direction bending extend wall extension, this improvement can increase and its cooperate clamping vibrating diaphragm partition and upper cover top plate between away from From the operatic tunes and leading the through slot volume in sound channel before being connected to and can open bigger, the preceding operatic tunes is spoken more unobstructed, is conducive to improve institute State the sound quality of loudspeaker enclosure；Moreover, cooperating the improvement of the frame structure, the diaphragm structure makees corresponding improvement, the vibrating diaphragm Including the body part being fixedly connected with the frame side wall and the fixed part being fixedly connected with the wall extension, vibrating diaphragm and frame Glue area increases, glued more stable.

[Detailed description of the invention]

It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings Obtain other attached drawings, in which:

Fig. 1 is the schematic perspective view of the utility model loudspeaker enclosure；

Fig. 2 is the stereochemical structure decomposing schematic representation of loudspeaker enclosure shown in Fig. 1；

Fig. 3 is the structural schematic diagram of loudspeaker enclosure upper cover shown in Fig. 1；

Fig. 4 is the schematic diagram of the section structure shown in Fig. 1 along line A-A；

Fig. 5 is part B enlarged structure schematic diagram shown in Fig. 4.

[specific embodiment]

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work All other embodiment obtained, fall within the protection scope of the utility model.

Please refer to Fig. 1 to Fig. 5, the utility model provides a kind of loudspeaker enclosure 100.The loudspeaker enclosure 100 wraps It includes upper cover 10, assemble to form the lower cover 30 of accommodating space 1A and be contained in raising in the accommodating space 1A with the upper cover 10 Sound device monomer 50.

The upper cover 10 includes with the top plate 11 of 50 face of loudspeaker monomer setting, from the top plate 11 towards lower cover 30 extend upper cover side wall 13, set on the sound outlet hole 14 of the upper cover side wall 13, from the top plate 11 towards 30 direction of lower cover Extend and is used to support the mounting base 15 of the loudspeaker monomer 50, is opened in the through slot 17 of the mounting base 15 and from the installation Seat 15 extends to 14 direction of sound outlet hole and abuts the partition 19 of the upper cover side wall 13.The mounting base 15, the loudspeaking The accommodating space 1A is divided into ante-chamber and back cavity by device monomer 50 and the partition 19.

Specifically, the top plate 11, the upper cover side wall 13 and the lower cover 30 surround the accommodating space 1A.The top The operatic tunes 60 before plate 11 and the setting of the interval of the loudspeaker monomer 50 are formed, the top plate 11 and the partition 19 surround and lead sound channel 70, the through slot 17 is connected to the preceding operatic tunes 60 and described leads sound channel 70.The preceding operatic tunes 60 and the sound channel 70 of leading are total to It is same to surround ante-chamber.The preceding operatic tunes 60, described leads sound channel 70 and the sound outlet hole 14 is sequentially communicated at the through slot 17.It is described The sound that loudspeaker monomer 50 generates is exported from the sound outlet hole 14.

The mounting base 15 includes being used to support the mounting portion 151 of the loudspeaker monomer 50 and from the mounting portion 151 To the barricade portion 153 extended far from 11 direction of top plate.The mounting portion 151 includes the mounting surface far from the top plate 11 1511。

The through slot 17 is through the mounting portion 151 formation, and the through slot 17 and the sound outlet hole 14 are oppositely arranged.

The partition 19 includes and the top plate 11 surrounds the clapboard body portion 191 for leading sound channel 70 and described in The overlap joint block 193 that clapboard body portion 191 extends to separate 14 direction of sound outlet hole.The overlap joint block 193 is set to the installation On the mounting surface 1511 in portion 151.Preferably, the clapboard body portion 191 is connected one end with the overlap joint block 193 described in The surface of top plate 11 and the surface of overlap joint block 193 towards the top plate 11 are generally aligned in the same plane.

In the present embodiment, the overlap joint block 193 is towards the surface of the top plate 11 and the installation of the mounting portion 151 Face 1511 abuts, the space of the overlap joint vacant through slot 17 of block 193, and the channel of speaking of the preceding operatic tunes 60 is more smooth.

The overlap joint block 193 can play the role of waterproof.The overlap joint block 193 includes towards outside the first of the top plate 11 Surface 1931, from the second outer surface 1933 that vertically bending extends of first outer surface 1931, from second outer surface 1933 to the third outer surfaces 1935 extended far from 50 direction of loudspeaker monomer inclination and from the third outer surface 1935 To horizontal-extending 4th outer surface 1937 in 14 direction of sound outlet hole.First outer surface 1931 and the 4th outer surface 1937 are arranged in parallel.First outer surface 1931 abuts setting with the mounting surface 1511.

The loudspeaker monomer 50 includes frame 51 and the vibrating diaphragm being immobilizated between the frame 51 and the upper cover 10 53。

The frame 51 includes frame side wall 511 and the extension extended from the side wall 511 to 14 direction of sound outlet hole Wall 513.

The end to end storage space for surrounding receiving vibrational system and magnetic circuit system of the frame side wall 511.The frame Side wall 511 includes the wall upper surface 5111 towards the vibrating diaphragm 53.The wall extension 513 includes from the wall upper surface 5111 towards 30 direction of lower cover bending extend the first upper surface 5131 and from first upper surface 5131 to it is described go out Second upper surface 5133 parallel with the wall upper surface 5111 that 14 direction of sound hole extends.

In the present embodiment, first upper surface 5131 is from the wall upper surface 5111 to close to the sound outlet hole The inclined-plane that the inclination of 14 directions extends.

The vibrating diaphragm 53 include body part 531 and from the body part 531 close to described 14 one end of sound outlet hole edge to The fixed part 533 that the wall extension 513 extends.The body part 531 is immobilizated in mounting surface 1511 and the institute of the mounting portion 151 It states between frame side wall 511, the fixed part 533 is immobilizated between the wall extension 513 and the overlap joint block 193.

The body part 531 includes centrally located top dome portion 5311, rolls over and prolong from 5311 edge ring of top dome portion The ring portion 5313 stretched and it is surrounded on the engaging portion 5315 that 5313 periphery of ring portion is formed.5315 sandwiched of engaging portion Between the mounting portion 151 and the frame side wall 511, specifically, the engaging portion 5315 is located in the mounting surface Between 1511 and the wall upper surface 5111.

The shape of the fixed part 533 is adapted with the shape of the wall extension 513.Specifically, the fixed part 533 wraps Include first extended from the engaging portion 5315 close to the edge of described 14 one end of sound outlet hole towards 30 direction of lower cover inclination Fixed part 5331 and from the end of first fixed part 5331 to horizontal-extending second fixed part in 14 direction of sound outlet hole 5333.First fixed part 5331 is located between the third outer surface 1935 and first upper surface 5131, described Second fixed part 5333 is located between the 4th outer surface 1937 and second upper surface 5133.By the way that wall extension is arranged 513, and the corresponding structure for improving vibrating diaphragm 53, keep the cemented surface of the vibrating diaphragm 53 and the frame 51 wider, it is glued more steady It is fixed.

The beneficial effect of the loudspeaker enclosure of the utility model is: vibrating diaphragm is immobilizated in frame and surrounds the partition for leading sound channel Between, the utility model, which passes through, to be added from frame side wall close to one end of sound outlet hole towards close to lower cover direction bending extension Wall extension, this improvement can increase the distance between partition and the top plate of upper cover for cooperating clamping vibrating diaphragm with it, that is, the operatic tunes before being connected to What can be opened with the through slot volume for leading sound channel is bigger, and the preceding operatic tunes is spoken more unobstructed, is conducive to the sound for improving the loudspeaker enclosure Matter；Moreover, cooperating the improvement of the frame structure, the diaphragm structure makees corresponding improvement, and the vibrating diaphragm includes and the frame The glue area of the body part that side wall is fixedly connected and the fixed part being fixedly connected with the wall extension, vibrating diaphragm and frame increases, It is glued more stable.

Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical Novel protection scope.

Claims

1. a kind of loudspeaker enclosure comprising upper cover equipped with sound outlet hole, assembled with the upper cover lower cover to form accommodating space and The loudspeaker monomer being contained in the accommodating space, the loudspeaker monomer include frame and are immobilizated in the frame and described Vibrating diaphragm between upper cover is formed with the mounting base for installing the loudspeaker monomer in the upper cover and from the mounting base to described Sound outlet hole direction extends and abuts the partition of the upper cover, which is characterized in that the mounting base, the loudspeaker monomer and described The accommodating space is divided into ante-chamber and back cavity, and surface of the partition far from the lower cover and the mounting base by partition Mounting surface abuts, and the frame includes frame side wall and wall extension from the frame side wall to the sound outlet hole direction that extend from, And the wall extension is overlapped in the partition towards the lower cover side, the vibrating diaphragm includes being fixedly connected with the frame side wall Body part and fixed part from the edge of described sound outlet hole one end to the wall extension that extend from the body part close to, it is described solid Determine portion to be located between the partition and the wall extension.

2. loudspeaker enclosure according to claim 1, which is characterized in that the upper cover further includes being arranged with the vibrating diaphragm face Top plate and the upper cover side wall that extends from the top plate towards lower cover, the vibrating diaphragm and the top plate surround the preceding operatic tunes, it is described every Plate and the top plate, which surround, leads sound channel, and the preceding operatic tunes and the sound channel of leading surround the ante-chamber, the mounting base jointly It further include being connected to the preceding operatic tunes and the through slot for leading sound channel, the sound outlet hole is set to the upper cover side wall, the preceding sound Chamber, described leads sound channel and the sound outlet hole is sequentially communicated at the through slot.

3. loudspeaker enclosure according to claim 2, which is characterized in that the partition includes surrounding described lead with the top plate The clapboard body portion in sound channel and the overlap joint block extended from the clapboard body portion to the separate sound outlet hole direction, the overlap joint Block is set on the mounting surface of the mounting base, and the fixed part is located between the overlap joint block and the wall extension.

4. loudspeaker enclosure according to claim 3, which is characterized in that the clapboard body portion is connected with the overlap joint block One end is generally aligned in the same plane towards the surface of the top plate and the surface of overlap joint block towards the top plate.

5. loudspeaker enclosure according to claim 3, which is characterized in that the frame side wall includes towards the side of the vibrating diaphragm Wall upper surface, the wall extension include from the wall upper surface towards the lower cover direction inclination extend the first upper surface and Second upper surface parallel with the wall upper surface extended from first upper surface to the sound outlet hole direction, it is described solid Determining portion includes consolidating from the body part close to the edge of described sound outlet hole one end towards lower cover direction inclination extends first Determine portion and from the end of first fixed part to horizontal-extending second fixed part in the sound outlet hole direction, described first is fixed Portion is fixedly connected with first upper surface, and second fixed part is fixedly connected with second upper surface.

6. loudspeaker enclosure according to claim 5, which is characterized in that the overlap joint block includes towards the first of the top plate Outer surface, the second outer surface that extension is vertically bent from first outer surface are raised from second appearance away from described The third outer surface and horizontal-extending towards the sound outlet hole direction from the third appearance that the inclination of sound device monomer direction extends 4th outer surface, first fixed part are located between first upper surface and the third outer surface, and described second is solid Determine portion to be located between second upper surface and the 4th outer surface.

7. loudspeaker enclosure according to claim 6, which is characterized in that the mounting base includes the peace abutted with the vibrating diaphragm Dress portion and the barricade portion extended from the mounting portion to the separate top plate direction, the overlap joint block are set to the mounting portion and position In the inside of the barricade portion far from the sound outlet hole.

8. loudspeaker enclosure according to claim 7, which is characterized in that first outer surface is abutted with the mounting portion.

9. loudspeaker enclosure according to claim 7, which is characterized in that the body part includes centrally located top dome Portion rolls over the ring portion extended from top dome portion edge ring and is surrounded on the engaging portion of ring portion periphery formation, the knot Conjunction portion is located between the wall upper surface and the mounting portion.