CN206533532U - Mini-sound device - Google Patents

Mini-sound device Download PDF

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Publication number
CN206533532U
CN206533532U CN201720092498.8U CN201720092498U CN206533532U CN 206533532 U CN206533532 U CN 206533532U CN 201720092498 U CN201720092498 U CN 201720092498U CN 206533532 U CN206533532 U CN 206533532U
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CN
China
Prior art keywords
electric
conductor
voice coil
pad
mini
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201720092498.8U
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Chinese (zh)
Inventor
孟义明
于忠良
张龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Technologies Pte Ltd
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AAC Technologies Pte Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
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Priority to CN201720092498.8U priority Critical patent/CN206533532U/en
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Abstract

The utility model provides a kind of mini-sound device, the mini-sound device includes vibrational system and fixed system, the vibrational system includes the sound film being contained in the fixed system, the voice coil loudspeaker voice coil of the driving sound film vibration sounding and the flexible PCB for flexibly supporting and electrically connecting the voice coil loudspeaker voice coil below the sound film, one end of the flexible PCB is fixed with the fixed system and is provided with pad, the other end is fixed with the voice coil loudspeaker voice coil, the mini-sound device also includes the electric-conductor being connected with the pad and the spring for being fixedly arranged on side of the electric-conductor away from the pad, the pad, the electric-conductor and spring electrical connection.Compared with correlation technique, the utility model provide mini-sound device client monomer in-convenience in use technical problem.

Description

Mini-sound device
【Technical field】
The utility model is related to electroacoustic conversion art, more particularly to a kind of mini-sound device.
【Background technology】
Develop to adapt to the miniaturization of various stereo sets and information communication device, multifunction, it is desirable in the kind equipment Used mini-sound device correspondence more tends to miniaturization, makes the cooperation of the mini-sound device and periphery other elements It is compacter.Especially as the demand of the lightening development of mobile phone, the quality to wherein used mini-sound device will Seek also more and more higher.
Loudspeaker monomer described in the mini-sound device of correlation technique uses the PAD plate ways of contact, easily causes client Inconvenience when end monomer is used.
Therefore, it is necessary that providing a kind of new mini-sound device solves the above problems in fact.
【Utility model content】
The purpose of this utility model is to provide a kind of client monomer mini-sound device easy to use.
The mini-sound device that the utility model is provided, the mini-sound device includes vibrational system and fixed system, The vibrational system is including the sound film being contained in the fixed system, the voice coil loudspeaker voice coil of the driving sound film vibration sounding and is used for The flexible PCB of the voice coil loudspeaker voice coil is flexibly supported and electrically connects, one end of the flexible PCB is fixed simultaneously with the fixed system Provided with pad, the other end is fixed with the voice coil loudspeaker voice coil, the mini-sound device also include the electric-conductor that is connected with the pad and It is fixedly arranged on the spring of side of the electric-conductor away from the pad, the pad, the electric-conductor and spring electrical connection.
It is preferred that, the electric-conductor include be connected with the pad the first electric-conductor, be fixedly arranged on first electric-conductor Second electric-conductor of the side away from the pad, the spring is fixedly arranged on one of second electric-conductor away from the pad Side, the pad, first electric-conductor, second electric-conductor and spring electrical connection.
It is preferred that, first electric-conductor is steel disc.
It is preferred that, connected between the pad and first electric-conductor by Reflow Soldering.
It is preferred that, second electric-conductor includes weld tabs and is arranged at side and ring of the weld tabs away from the pad Around the leg of the spring.
It is preferred that, connected between the spring and second electric-conductor by Reflow Soldering.
It is preferred that, first electric-conductor is connected with second electric-conductor by laser spot welding.
It is preferred that, the leg is provided with multiple, the multiple leg interruption setting.
It is preferred that, the flexible PCB includes the first fixed part being connected with the fixed system and the voice coil loudspeaker voice coil connects The second fixed part and the elastic joint part of connection first fixed part and second fixed part connect, the pad is located at institute State on the first fixed part.
Compared with correlation technique, the mini-sound device that the utility model is provided has the advantages that:
The mini-sound device includes vibrational system and fixed system, and the vibrational system includes being contained in the fixation Sound film in system, the voice coil loudspeaker voice coil of the driving sound film vibration sounding and for flexibly supporting and being electrically connected below the sound film The flexible PCB of the voice coil loudspeaker voice coil is connect, one end of the flexible PCB is fixed with the fixed system and is provided with pad, another End is fixed with the voice coil loudspeaker voice coil, and the mini-sound device also includes the electric-conductor being connected with the pad and is fixedly arranged on the conduction The spring of side of the part away from the pad, the pad, the electric-conductor and spring electrical connection.With it is micro- in correlation technique Type microphone device is compared, the combination assembling of the electric-conductor and the spring, realizes that the mini-sound device is not being accounted for additionally On the premise of space, client monomer need to only do pcb board and contact, and its application is more facilitated.
【Brief description of the drawings】
The structural representation for the mini-sound device that Fig. 1 provides for the utility model;
Fig. 2 is the A portions enlarged drawing shown in Fig. 1;
Fig. 3 is the decomposition texture schematic diagram of the mini-sound device shown in Fig. 1.
【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, Fig. 2 and Fig. 3 are please referred to, wherein, the structure for the mini-sound device that Fig. 1 provides for the utility model is shown It is intended to, Fig. 2 is the A portions enlarged drawing shown in Fig. 1, Fig. 3 is the decomposition texture schematic diagram of the mini-sound device shown in Fig. 1.
Mini-sound device 100 includes vibrational system 1, fixed system 2, electric-conductor 4 and spring 6, and the fixed system 2 is wrapped Include the frame 21 with receiving space and be contained in the magnetic circuit of the driving vibration sounding of vibrational system 1 in the frame 21 System 23, the vibrational system 1 includes sound film 11, voice coil loudspeaker voice coil 13, flexible PCB 15 and damping piece 17, and the sound film 11 is contained in In the frame 21 of the fixed system 2, the voice coil loudspeaker voice coil 13 is connected located at the lower section of the sound film 11 and with the sound film 11, The magnetic circuit system 3 drives the voice coil loudspeaker voice coil 13 to vibrate, and the voice coil loudspeaker voice coil 13 drives the vibration sounding of sound film 11, the flexible circuit The one end of plate 15 flexibly supports the voice coil loudspeaker voice coil 13 and electrically connected with the voice coil loudspeaker voice coil 13, and its other end is fixed on the fixed system 2, institute State damping piece 17 and the flexible PCB 15 and be symmetrically set in the two opposite sides of the voice coil loudspeaker voice coil 13, and the damping piece 17 with it is described The connected mode of voice coil loudspeaker voice coil 13 and the fixed system 2 is identical with the flexible PCB 15.
The damping piece 17 is of similar shape construction with the flexible PCB 15, and the damping of the two is identical. In the present embodiment, the damping piece 17 can be by being made up of the substrate material of the flexible PCB 15, such as polyimides or poly- Ester film base material, or the nonconductive plate being made up of other materials.Due to the flexible PCB 15 and the damping piece The 17 support voice coil loudspeaker voice coils 13, can limit the waving along long axis direction of voice coil loudspeaker voice coil 13, improve the mini-sound device 100 Pure tone effect, meanwhile, the damping piece 17 only flexibly supports the voice coil loudspeaker voice coil 13, and the damping piece 17 can be by the flexible electrical The substrate material of road plate 15 is made, or the nonconductive plate being made up of other materials, not only reduces process and welding is sealed Line, and reduce the use cost of flexible PCB.
Specifically, the flexible PCB 15 includes the first fixed part 151, the second fixed part 153, elastic joint part 155 And pad 157, second fixed part 153 is fixedly connected with the voice coil loudspeaker voice coil 13, and first fixed part 151 is fixed on the basin Frame 23, the elastic joint part 155 connects first fixed part 151 and second fixed part 153, first fixed part 151 and second fixed part 153 on be respectively equipped with the pad 157.
The electric-conductor 4 includes the first electric-conductor 41 and the second electric-conductor 43, the institute on second fixed part 153 Pad 157 is stated to electrically connect with the voice coil loudspeaker voice coil 13, it is conductive located at the pad 157 of first fixed part 151 and described first Part 41 is connected, and second electric-conductor 43 is fixedly arranged on side of first electric-conductor 41 away from the pad 157, described second Electric-conductor 43 includes weld tabs 431 and leg 433, and the weld tabs 431 is fixedly arranged on first electric-conductor 41 away from the pad 157 Side, the spring 6 is fixedly arranged on side of the weld tabs 431 away from the pad 157, and the leg 433 is fixedly arranged on described Side of the weld tabs 431 away from the pad 157 is simultaneously set around the spring 6, and the leg 433 and the weld tabs 431 1 It is body formed, the pad 157, first electric-conductor 41, second electric-conductor 43 located at first fixed part 151 and The spring 6 is electrically connected.
In the present embodiment, first electric-conductor 41 is steel disc, and it is multiple, multiple legs that the leg 433, which is provided with, 433 are arranged at intervals.
In the present embodiment, between first electric-conductor 41 and the pad 157 and the spring 6 is led with described second Connected, connected between first electric-conductor 41 and second electric-conductor 43 by laser spot welding by Reflow Soldering between electric part 43 Connect.
Compared with correlation technique, the mini-sound device 100 that the utility model is provided has the advantages that:
The mini-sound device 100 includes vibrational system 1 and fixed system 2, and the vibrational system 1 includes being contained in institute State the sound film 11 in fixed system 2, the voice coil loudspeaker voice coil 13 positioned at the lower section of sound film 11 driving vibration sounding of sound film 11 and use In the flexible PCB 15 for flexibly supporting and electrically connecting the voice coil loudspeaker voice coil 13, one end of the flexible PCB 15 and the fixed system System 2 is fixed and provided with pad 157, and the other end is fixed with the voice coil loudspeaker voice coil 11, and the mini-sound device 100 also includes and the weldering The electric-conductor 4 of the connection of disk 157 and the spring 6 for being fixedly arranged on side of the electric-conductor 4 away from the pad 157, the pad 157th, the electric-conductor 4 and the spring 6 are electrically connected.Compared with mini-sound device in correlation technique, the electric-conductor 4 and institute The combination assembling of spring 6 is stated, the mini-sound device 100 is realized on the premise of not extra space-consuming, client monomer Pcb board only need to be done to contact, its application is more facilitated.
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 (9)

1. a kind of mini-sound device, it includes vibrational system and fixed system, and the vibrational system is described solid including being contained in Determine the sound film in system, drive the voice coil loudspeaker voice coil of the sound film vibration sounding and for flexibly supporting and electrically connecting the soft of the voice coil loudspeaker voice coil Property circuit board, one end of the flexible PCB and the fixed system fix and be provided with pad, and the other end is solid with the voice coil loudspeaker voice coil It is fixed, it is characterised in that the mini-sound device also includes the electric-conductor being connected with the pad and is fixedly arranged on the electric-conductor The spring of side away from the pad, the pad, the electric-conductor and spring electrical connection.
2. mini-sound device as claimed in claim 1, it is characterised in that the electric-conductor includes what is be connected with the pad First electric-conductor, the second electric-conductor for being fixedly arranged on the side of first electric-conductor away from the pad, the spring are fixedly arranged on The side of second electric-conductor away from the pad, the pad, first electric-conductor, second electric-conductor and described Spring is electrically connected.
3. mini-sound device as claimed in claim 2, it is characterised in that first electric-conductor is steel disc.
4. mini-sound device as claimed in claim 3, it is characterised in that lead between the pad and first electric-conductor Cross Reflow Soldering connection.
5. mini-sound device as claimed in claim 3, it is characterised in that second electric-conductor includes weld tabs and is arranged at The weld tabs is away from the side of the pad and around the leg of the spring.
6. mini-sound device as claimed in claim 5, it is characterised in that lead between the spring and second electric-conductor Cross Reflow Soldering connection.
7. mini-sound device as claimed in claim 5, it is characterised in that first electric-conductor and second electric-conductor Connected by laser spot welding.
8. mini-sound device as claimed in claim 5, it is characterised in that the leg is provided with multiple, the multiple leg Interruption is set.
9. mini-sound device as claimed in claim 1, it is characterised in that the flexible PCB includes and the fixed system First fixed part of system connection, the second fixed part being connected with the voice coil loudspeaker voice coil and connection first fixed part are consolidated with described second Determine the elastic joint part in portion, the pad is on first fixed part.
CN201720092498.8U 2017-01-22 2017-01-22 Mini-sound device Active CN206533532U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720092498.8U CN206533532U (en) 2017-01-22 2017-01-22 Mini-sound device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720092498.8U CN206533532U (en) 2017-01-22 2017-01-22 Mini-sound device

Publications (1)

Publication Number Publication Date
CN206533532U true CN206533532U (en) 2017-09-29

Family

ID=59921041

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720092498.8U Active CN206533532U (en) 2017-01-22 2017-01-22 Mini-sound device

Country Status (1)

Country Link
CN (1) CN206533532U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108462925A (en) * 2018-01-04 2018-08-28 瑞声科技(新加坡)有限公司 Microphone device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108462925A (en) * 2018-01-04 2018-08-28 瑞声科技(新加坡)有限公司 Microphone device

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