CN207926912U

CN207926912U - Loudspeaker enclosure

Info

Publication number: CN207926912U
Application number: CN201820144524.1U
Authority: CN
Inventors: 秦仁轩; 陈志竹
Original assignee: AAC Optoelectronic Changzhou Co Ltd
Current assignee: AAC Microtech Changzhou Co Ltd; AAC Optoelectronic Changzhou Co Ltd
Priority date: 2018-01-26
Filing date: 2018-01-26
Publication date: 2018-09-28
Anticipated expiration: 2028-01-26

Abstract

The utility model provides a kind of loudspeaker enclosure, it includes upper cover, the loudspeaker monomer and lid that are contained in the upper cover and in the breathable barrier of the upper cover, the loudspeaker monomer includes frame, the magnetic circuit system being contained in the frame and the vibrational system being connect with the frame set on the magnetic circuit system opposite side, the vibrational system includes the vibrating diaphragm far from the magnetic circuit system side, the magnetic circuit system includes the magnetic bowl far from the vibrational system side, the breathable barrier is oppositely arranged with the magnetic bowl, the vibrating diaphragm is enclosed ante-chamber with the upper cover, the breathable barrier, the upper cover and the loudspeaker monomer are enclosed back cavity.Compared with the relevant technologies, loudspeaker enclosure provided by the utility model avoids the dust pollution in producing line operation and transportational process while can also be by the whole amount of leakage of adjusting loudspeaker enclosure.

Description

Loudspeaker enclosure

【Technical field】

The utility model is related to electroacoustic switch technology field more particularly to a kind of loudspeaker enclosures.

【Background technology】

With the arrival of mobile internet era, the quantity of Intelligent mobile equipment is constantly promoted.In numerous mobile devices, Undoubtedly most common, the most portable mobile terminal device of mobile phone.Currently, the function of mobile phone is extremely various, one of them is high The music function of quality, therefore, the loud speaker for playing sound are widely applied among Intelligent mobile equipment till now.

Existing loud speaker is in order to increase its acoustical behavior, usually by the structure composition loudspeaker enclosure of loud speaker combination BOX, To obtain better acoustical behavior.

However, the loudspeaker enclosure of the loudspeaker enclosure of the relevant technologies, especially semi open model, i.e. a part for back cavity and the external world The loudspeaker enclosure being directly connected to is usually present the problem of dust pollutes in producing line operation and transportational process.

Therefore, it is necessary to provide a kind of new loudspeaker enclosure to solve the above problems.

【Utility model content】

The utility model technical issues that need to address are to provide a kind of especially raising with dust reduction capability simple in structure Sound device case.

In order to achieve the above object, the utility model provides a kind of loudspeaker enclosure comprising upper cover and is contained in described Loudspeaker monomer in upper cover, the loudspeaker monomer includes frame, the magnetic circuit system that is contained in the frame and is set to institute The vibrational system that magnetic circuit system opposite side is connect with the frame is stated, the vibrational system includes far from the magnetic circuit system one The vibrating diaphragm of side, the magnetic circuit system include the magnetic bowl far from the vibrational system side, and the loudspeaker enclosure further includes being covered on The breathable barrier of the upper cover, the breathable barrier are oppositely arranged with the magnetic bowl, and the vibrating diaphragm is enclosed with the upper cover Ante-chamber is formed, the breathable barrier, the upper cover and the loudspeaker monomer are enclosed back cavity.

Preferably, the upper cover includes roof and bends the upper cover side wall extended to form, the upper cover side by the roof Wall includes the limiting section abutted with the loudspeaker monomer, the past separate roof direction extends on the outside of the limiting section Carrier.

Preferably, the limiting section abuts the loudspeaker monomer side and is provided with inclined-plane, and the inclined-plane is for glue Injection.

Preferably, the breathable barrier is fixed on by fitting on the carrier and the magnetic bowl.

Preferably, the breathable barrier is fixed on by hot melt on the carrier and the magnetic bowl.

Preferably, the upper cover is made of plastic cement.

Preferably, the breathable barrier is ventilative screen cloth.

Preferably, upper cover further includes on the outside of the carrier toward the block reinforcement extended far from the roof direction.

Compared with the relevant technologies, dust is obstructed by breathable barrier, is avoided by loudspeaker enclosure provided by the utility model Dust pollution in producing line operation and transportational process.It can also be changed simultaneously by adjusting the size in the hole in breathable barrier The whole amount of leakage of loudspeaker enclosure.

【Description of the drawings】

Fig. 1 is the utility model loudspeaker enclosure dimensional structure diagram；

Fig. 2 is the utility model loudspeaker enclosure dimensional decomposition structure diagram；

Fig. 3 is the sectional view of the A-A along Fig. 1；

Fig. 4 is B area partial enlarged view shown in Fig. 3.

【Specific implementation mode】

Below in conjunction with drawings and embodiments, the utility model is described in further detail.

Fig. 1 and Fig. 2 are please referred to, Fig. 1 is the utility model loudspeaker enclosure dimensional structure diagram, and Fig. 2 is this practicality New-type loudspeaker case dimensional decomposition structure diagram.The utility model provides a kind of loudspeaker enclosure 100 comprising upper cover 10, Sounding monomer 30 and breathable barrier 50.The sounding monomer 30 is contained in the upper cover 10, and the breathable barrier 50 is covered With in the upper cover 10.

Fig. 3 and Fig. 4 are please referred to, Fig. 3 is the sectional view of the A-A along Fig. 1, and Fig. 4 is B area partial enlargement shown in Fig. 3 Figure.The upper cover 10 includes roof 11 and upper cover side wall 13.The upper cover side wall 13 is extended to form by the bending of the roof 11, institute It states roof 11 and abuts the sounding monomer 30 jointly with the upper cover side wall 13.The upper cover side wall 13 includes limiting section 131, holds Socket part 133 and shelves muscle 135.The limiting section 131 is abutted with the loudspeaker monomer 30, and the limiting section 131 is far from the top 11 side of wall is equipped with inclined-plane 1311, and the loudspeaker monomer 30 is fixed on the upper cover by the inclined-plane 1311 for being painted into for glue On 10.The carrier 133 forms around 131 outside of the limiting section and extends toward far from 11 direction of the roof, accepts institute State breathable barrier 50.The block reinforcement 135 forms around 133 outside of the carrier and prolongs toward far from 11 direction of the roof It stretches, abuts the breathable barrier 50.135 inside perimeter of the block reinforcement is equal to 50 lateral perimeter of the breathable barrier, described It is more than 50 height of the breathable barrier along the difference in height in 11 direction of the roof between block reinforcement 135 and the carrier 133.I.e. The breathable barrier 50 can be completed to be contained in the space formed between the carrier 133 and the block reinforcement 135.

The sounding monomer 30 includes frame 31, magnetic circuit system 33 and vibrational system 35, and the magnetic circuit system 33 is set to institute It states in frame 31, the vibrational system 35 is set to 33 opposite side of the magnetic circuit system and is connect with the frame 31, the magnetic Road system 33 is for driving the vibrational system 35 to vibrate.The magnetic circuit system 33 includes being located remotely from the vibrational system 35 1 The magnetic bowl 331 at end, the vibrational system 35 include being located remotely from the vibrating diaphragm 351 of 33 one end of the magnetic circuit system, the magnetic bowl 331 It is oppositely arranged with the breathable barrier 50 and is connect with the breathable barrier 50.

The breathable barrier 50 includes breathable barrier body part 51, the first extension 53 and the second extension 55.Institute The first extension 53 is stated to be extended to form toward 331 direction of magnetic bowl from 51 inside of the breathable barrier body part and be fitted in institute It states on magnetic bowl 331, second extension 55 is around past 133 direction of the carrier in 51 outside of the breathable barrier body part It extends to form and is fitted on the carrier 133.The orthographic projection of first extension 53 toward the magnetic bowl 331 is fallen described On magnetic bowl 331, the orthographic projection of second extension 55 toward the carrier 133 is fallen on the carrier 133.The present embodiment In, first extension 53 and second extension 55 are fixed on the magnetic bowl 331 and the carrier 133 by fitting On, its certain set-up mode is without being limited thereto, and first extension 53 and second extension 55 can be fixed on by hot melt On the magnetic bowl 331 and the carrier 133.

The vibrating diaphragm 351 is enclosed ante-chamber 70, the breathable barrier 50, the upper cover 10 and institute with the upper cover 10 It states loudspeaker monomer 30 and is enclosed back cavity 90, the ante-chamber 70 is used for sounding, and the back cavity 90 is for improving frequency acoustic Energy.

The upper cover 10 is made of plastic cement, and the breathable barrier 50 is ventilative screen cloth.

There are multiple apertures in the breathable barrier 50, it can be by adjusting the aperture size in the breathable barrier 50 To adjust the sound entirety amount of leakage of the loudspeaker enclosure 100.

The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in Other relevant technical fields, are equally included in the patent within the scope of the utility model.

Claims

1. a kind of loudspeaker enclosure, including upper cover and the loudspeaker monomer that is contained in the upper cover, the loudspeaker monomer include Frame, the magnetic circuit system being contained in the frame and the vibration being connect with the frame set on the magnetic circuit system opposite side System, the vibrational system include the vibrating diaphragm far from the magnetic circuit system side, and the magnetic circuit system includes far from the vibration The magnetic bowl of system side, it is characterised in that：The loudspeaker enclosure further includes the breathable barrier for being covered on the upper cover, described Air bound off member is oppositely arranged with the magnetic bowl, and the vibrating diaphragm and the upper cover are enclosed ante-chamber, the breathable barrier, described Upper cover and the loudspeaker monomer are enclosed back cavity.

2. loudspeaker enclosure according to claim 1, it is characterised in that：The upper cover includes roof and is bent by the roof The upper cover side wall extended to form, the upper cover side wall include the limiting section abutted with the loudspeaker monomer, surround the limit Toward the carrier extended far from the roof direction on the outside of portion.

3. loudspeaker enclosure according to claim 2, it is characterised in that：The limiting section abuts the loudspeaker monomer side It is provided with inclined-plane, the inclined-plane is used for the injection of glue.

4. loudspeaker enclosure according to claim 2, it is characterised in that：The breathable barrier is fixed on described by fitting On carrier and the magnetic bowl.

5. loudspeaker enclosure according to claim 2, it is characterised in that：The breathable barrier is fixed on described by hot melt On carrier and the magnetic bowl.

6. loudspeaker enclosure according to claim 1, it is characterised in that：The upper cover is made of plastic cement.

7. loudspeaker enclosure according to claim 1, it is characterised in that：The breathable barrier is ventilative screen cloth.

8. loudspeaker enclosure according to claim 2, it is characterised in that：Upper cover further includes on the outside of the carrier toward remote The block reinforcement extended from the roof direction.