CN206524962U

CN206524962U - Loudspeaker

Info

Publication number: CN206524962U
Application number: CN201720091608.9U
Authority: CN
Inventors: 邱志强; 王程良; 施胜荣; 张伏虎
Original assignee: AAC Technologies Pte Ltd
Current assignee: AAC Technologies Pte Ltd
Priority date: 2017-01-22
Filing date: 2017-01-22
Publication date: 2017-09-26
Anticipated expiration: 2027-01-22

Abstract

The utility model discloses a kind of loudspeaker.The loudspeaker includes housing and the cover plate being contained in the housing and the loudspeaker monomer with vibrating diaphragm, the vibrating diaphragm encloses to form the preceding operatic tunes with the corresponding housing, the cover plate encloses the passage of speaking to be formed and be connected with the preceding operatic tunes with the housing, offered on the housing be in communication with the outside go out acoustic aperture, the cover plate includes the first plate body and the second plate body abutted with the housing, one end of first plate body is abutted with the loudspeaker monomer, other end bending extension forms second plate body, be communicated with second plate body it is described speak passage and it is described go out acoustic aperture groove, the loudspeaker also includes being arranged at the cover plate and covers the breathable barrier of the groove.The loudspeaker that the utility model is provided covers the groove by breathable barrier can not only improve the acoustical behavior of loudspeaker, and the uniformity being sticked is good.

Description

Loudspeaker

【Technical field】

The utility model is related to electroacoustic conversion art, and in particular to a kind of loudspeaker.

【Background technology】

With the fast development of science and technology, the popularity rate more and more higher of audio frequency apparatus, requirement of the people to audio frequency apparatus is not only The broadcasting of video/audio is only limitted to, more requires to propose the reliability of audio frequency apparatus more require.The especially arrival in 4G epoch, Technology of Mobile Multimedia also develops therewith, and many audio frequency apparatuses have a variety of amusement functions, such as video playback, digital vedio recording, trip Play, GPS navigation etc., require that the electronic component in audio frequency apparatus is original more accurate and compact, still, electronic component is got over Many, the reliability of audio frequency apparatus is poorer, and in audio frequency apparatus, loudspeaker is exactly a kind of conventional electronic component, mainly Broadcasting for audio signal.

Loudspeaker in correlation technique includes housing and the loudspeaker monomer with vibrating diaphragm being contained in housing, described to shake The inside of housing is separated into back cavity and the ante-chamber being in communication with the outside by film., typically can be in order to improve the acoustical behavior of loudspeaker Paste sound absorption cotton in ante-chamber, but sound absorption cotton stickup generally by the way of hand paste, the uniformity not only pasted is poor, and There is fluctuation in itself by sound absorption cotton material to be unfavorable for improving speaker performance.

Therefore, it is necessary to provide a kind of new loudspeaker.

【Utility model content】

The purpose of this utility model, which is to provide, a kind of can improve acoustical behavior and the good loudspeaker of uniformity.

The technical solution of the utility model is as follows：A kind of loudspeaker, including housing and the lid that is contained in the housing Plate and the loudspeaker monomer with vibrating diaphragm, the vibrating diaphragm enclose to form the preceding operatic tunes with the corresponding housing, the cover plate and institute State housing enclose offered on the passage of speaking to be formed and be connected with the preceding operatic tunes, the housing be in communication with the outside go out acoustic aperture, The cover plate includes the first plate body and the second plate body abutted with the housing, one end and the loudspeaker of first plate body Monomer is abutted, other end bending extension formed be communicated with second plate body, second plate body it is described speak passage and It is described go out acoustic aperture groove, the loudspeaker also includes being arranged at the cover plate and covers the breathable barrier of the groove.

It is preferred that, the housing is including the bottom wall just to the vibrating diaphragm, the side wall extended from the bottom wall periphery and sets Brace rod between the loudspeaker monomer and the side wall, it is described go out acoustic aperture be opened in the side wall, first plate body The brace rod is covered on, second plate body is located between the side wall and the brace rod and abutted with the bottom wall.

It is preferred that, first plate body includes the first surface away from the bottom wall, and second plate body is included away from institute Loudspeaker monomer and the second surface being connected with the first surface are stated, the groove runs through the second surface.

It is preferred that, the breathable barrier includes being attached at the second surface and covers the body of the groove and from institute Body bending is stated to extend and be attached at the extension of the first surface.

It is preferred that, the bottom wall includes groove towards the formation of the surface indentation of the vibrating diaphragm, second plate body from it One end away from first plate body is inserted the groove and abutted with the groove.

It is preferred that, the groove includes the 3rd surface, the 4th surface set with the 3rd surface relative spacing and company Connect the side on the 3rd surface and the 4th surface, the 4th surface and the bottom wall are towards the surface position of the vibrating diaphragm In same plane.

It is preferred that, the surface co-planar of the 3rd surface and first plate body towards the bottom wall.

It is preferred that, the breathable barrier be acoustical cotton, dust-proof screen cloth, non-woven fabrics, nylon mesh grid, wool weaving net and Adjustable sound paper one kind therein.

Compared with correlation technique, the beneficial effect for the loudspeaker that the utility model is provided is：

The preceding operatic tunes pass sequentially through the passage of speaking, the groove and it is described go out acoustic aperture be in communication with the outside, wherein, institute Groove is stated on the cover plate, by setting the breathable barrier to cover the groove in the cover plate, can not only be changed The acoustical behavior of kind loudspeaker, and the uniformity being sticked is good.

【Brief description of the drawings】

The exploded view of one preferred embodiment of the loudspeaker that Fig. 1 provides for the utility model；

Fig. 2 is the structural representation of the second housing in loudspeaker shown in Fig. 1；

Fig. 3 is the structural representation after loudspeaker shown in Fig. 1 is assembled；

Fig. 4 is sectional view of the loudspeaker along A-A directions shown in Fig. 3.

【Embodiment】

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Fig. 1 to Fig. 4 is please referred to, the loudspeaker 100 includes the housing 1 with receiving space and is contained in described Cover plate 3 in housing 1, the loudspeaker monomer 5 with vibrating diaphragm 51 and the breathable barrier 6 being attached on the cover plate 3.

The housing 1 includes the first housing 11 and the second shell to form the receiving space is assembled with first housing 11 Body 13.

First housing 11 offers the opening 111 for installing the loudspeaker monomer 5.

Second housing 13 includes just to the vibrating diaphragm 51 and the bottom wall to form the preceding operatic tunes 7 is enclosed with the vibrating diaphragm 51 131 and the side wall 133 that extends from the periphery of bottom wall 131 and between the loudspeaker monomer 5 and the side wall 133 Brace rod 135.

The bottom wall 131 includes the groove 137 formed from it towards the surface indentation of vibrating diaphragm 51.

Offered on the side wall 133 be in communication with the outside go out acoustic aperture 8.

The cover plate 3 includes the first plate body 31 and the second plate body 33, and first plate body 31 is covered on the brace rod 135, and its one end abuts with the loudspeaker monomer 5, other end bending extension forms second plate body 33, described second Plate body 33 is located between the side wall 133 and the brace rod 135, and its one end insertion institute away from first plate body 31 State groove 137 and abutted with the groove 137.

First plate body 31, second plate body 33, the bottom wall 131 and the brace rod 135 enclose to be formed and institute The passage 9 of speaking that the operatic tunes 7 is connected before stating.

First plate body 31 includes the first surface 311 away from the bottom wall 131.

Second plate body 33 includes the remote loudspeaker monomer 5 and the second table being connected with the first surface 311 Face 331 and through the second surface 331 with connect it is described go out acoustic aperture 8 and the passage 9 of speaking groove 333.

The groove 333 includes the 3rd surface 334, the 4th surface 335 set with the relative spacing of the 3rd surface 334 And connect the side 336 on the 3rd surface 334 and the 4th surface 335, the 3rd surface 334 and first plate body 31 towards the bottom wall 131 surface co-planar, the 4th surface 335 and the bottom wall 131 are towards the surface of the vibrating diaphragm 51 It is generally aligned in the same plane.

The breathable barrier 6 include be attached at the second surface 331 and cover the groove 333 body 61 and from The bending of body 61 extends and is attached at the extension 63 of the first surface 311.In the present embodiment, the ventilative isolation Part 6 can be attached on the cover plate 3 using modes such as stickup, hot pressing, injections.The breathable barrier 6 can select sound-absorbing Cotton, dust-proof screen cloth, non-woven fabrics, nylon mesh grid, wool weaving net and adjustable sound paper etc..

The beneficial effect for the loudspeaker that the utility model is provided is：

The preceding operatic tunes 7 pass sequentially through the passage 8 of speaking, the groove 333 and it is described go out acoustic aperture 9 be in communication with the outside, Wherein, the groove 333 is described to cover by setting the breathable barrier 6 in the cover plate 3 on the cover plate 3 Groove 333, can not only improve the acoustical behavior of loudspeaker, and the uniformity being sticked is good.

Above-described is only embodiment of the present utility model, it should be noted here that for the ordinary skill of this area For personnel, on the premise of the utility model creation design is not departed from, improvement can also be made, but these belong to this practicality New protection domain.

Claims

1. a kind of loudspeaker, including housing and the cover plate that is contained in the housing and the loudspeaker monomer with vibrating diaphragm, institute State vibrating diaphragm to enclose to form the preceding operatic tunes with the corresponding housing, the cover plate encloses to be formed with the housing to be connected with the preceding operatic tunes Offered on logical passage of speaking, the housing be in communication with the outside go out acoustic aperture, it is characterised in that：The cover plate includes the first plate Body and the second plate body abutted with the housing, one end of first plate body are abutted with the loudspeaker monomer, and the other end is curved Folding extension formed be communicated with second plate body, second plate body it is described speak passage and it is described go out acoustic aperture groove, The loudspeaker also includes being arranged at the cover plate and covers the breathable barrier of the groove.

2. loudspeaker according to claim 1, it is characterised in that：The housing include bottom wall just to the vibrating diaphragm, from The side wall that the bottom wall periphery extends and the brace rod between the loudspeaker monomer and the side wall, it is described go out acoustic aperture Be opened in the side wall, first plate body is covered on the brace rod, second plate body be located in the side wall with it is described Abutted between brace rod and with the bottom wall.

3. loudspeaker according to claim 2, it is characterised in that：First plate body includes first away from the bottom wall Surface, second plate body includes the remote loudspeaker monomer and the second surface being connected with the first surface, described logical Groove runs through the second surface.

4. loudspeaker according to claim 3, it is characterised in that：The breathable barrier includes being attached at second table Face simultaneously covers the body of the groove and the extension for extending and being attached at the first surface is bent from the body.

5. loudspeaker according to claim 3, it is characterised in that：The bottom wall is included from it towards the surface of the vibrating diaphragm Be recessed the groove formed, and the one end of second plate body away from first plate body is inserted the groove and supported with the groove Connect.

6. loudspeaker according to claim 5, it is characterised in that：The groove includes the 3rd surface and the 3rd table The 4th surface that face relative spacing is set and the side for connecting the 3rd surface and the 4th surface, the 4th surface with The surface of the bottom wall towards the vibrating diaphragm is generally aligned in the same plane.

7. loudspeaker according to claim 6, it is characterised in that：3rd surface is with first plate body described in The surface co-planar of bottom wall.

8. the loudspeaker according to any one of claim 1-7, it is characterised in that：The breathable barrier be acoustical cotton, Dust-proof screen cloth, non-woven fabrics, nylon mesh grid, wool weaving net and adjustable sound paper one kind therein.