CN205142512U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN205142512U CN205142512U CN201520894899.6U CN201520894899U CN205142512U CN 205142512 U CN205142512 U CN 205142512U CN 201520894899 U CN201520894899 U CN 201520894899U CN 205142512 U CN205142512 U CN 205142512U
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- voice coil
- vibrating diaphragm
- circuit board
- diaphragm assembly
- loud speaker
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Abstract
The utility model discloses a loudspeaker, it includes vibration system, magnetic circuit, frame and circuit board, vibration system includes vibrating diaphragm subassembly and voice coil loudspeaker voice coil, the voice coil loudspeaker voice coil lead wire and the vibrating diaphragm subassembly electric connection of voice coil loudspeaker voice coil, the one end of circuit board is installed between the periphery of frame sympathetic vibration membrane module and via vibrating diaphragm subassembly and voice coil loudspeaker voice coil electric connection, and the other end of circuit board is protruding stretches the frame outside just the functional module that is equipped with electric connection on it. The utility model discloses loudspeaker utilizes the circuit board when the bridging support come to be realized with outside electric signal connection, and also the accessible sets up the functional module and optimizes sound performance and integrated external function on the circuit board, and loudspeaker structure and production technology have been simplified in this design. And the voice coil loudspeaker voice coil lead wire has been avoided being pulled apart at the vibration in -process along with vibrating diaphragm subassembly synchronous vibration, has improved loudspeaker's reliability.
Description
Technical field
The utility model relates to electro-acoustic product technical field, especially relates to a kind of loud speaker.
Background technology
Loud speaker is a kind of can be the device of acoustic energy by electric energy conversion, and it is widely used in the terminal electronic such as mobile phone, computer product, is the most basic phonation unit.
Existing loud speaker is generally utilize the conducting terminal of pin class to realize the connection with external electric signal, and wherein the voice coil leads of voice coil loudspeaker voice coil is welded on conducting terminal.But, the conducting terminal of this kind of pin class and voice coil leads must take certain inside loudspeakers space, and maintain static because of conducting terminal, voice coil loudspeaker voice coil is caused easily to pull apart voice coil leads in vibration processes, and this kind of electric connection mode needs the technique such as lead-in wire, reason line, complex process have impact on production efficiency.
In addition, in order to improve sound performance, also intelligent power output amplification chip is usually provided with in terminal electronic product, because conducting terminal only can realize the connection with external electric signal, so intelligent power output amplification chip and loud speaker are assemblied in terminal electronic product after individually designing, and then carry out being electrically connected.But also need to debug to make it to match to loud speaker and intelligent power output amplification chip respectively after electrical connection, this testing and measuring technology need carry out at terminal electronic interiors of products, and complicated operation is consuming time.And if having damage in use procedure, then need whole loud speaker to change, heavy industry cost is high.
Therefore, be necessary to provide a kind of new technical scheme to overcome above-mentioned defect in fact.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides that a kind of structure is simple, accessible site is multi-functional, reliability is high and the loud speaker that heavy industry cost is low.
To achieve these goals, the utility model provides a kind of loud speaker, its involving vibrations system, the framework of magnetic circuit system and the fixing vibrational system of collecting and magnetic circuit system, described vibrational system comprises vibrating diaphragm assembly and drives the voice coil loudspeaker voice coil of vibrating diaphragm assembly vibration, described voice coil loudspeaker voice coil has voice coil leads, voice coil leads and vibrating diaphragm assembly are electrically connected, described loud speaker also comprises the circuit board of a connection external electric signal, be electrically connected via vibrating diaphragm assembly and voice coil loudspeaker voice coil between the periphery that one end of circuit board is installed in framework and vibrating diaphragm assembly, the other end of circuit board protrudes out at framework outer and which is provided with the functional module of electric connection.
As further improvement, one end of described circuit board offers a window, circuit board is provided with several locking hole around this window arrangement, on the periphery of the side of the installing circuit board of framework, correspondence is provided with several locking post, circuit board is coordinated to lock removably be installed on framework by locking hole and locking post, and vibrating diaphragm assembly is just fitted on the periphery of the window being fixed on circuit board to magnetic circuit system through the window of circuit board.
As further improvement, described vibrating diaphragm assembly is provided with the conductive material layer extending to its edge, the voice coil leads of voice coil loudspeaker voice coil is electrically connected on the conductive material layer of vibrating diaphragm assembly, the periphery of the window of circuit board is provided with the conducting strip corresponding to vibrating diaphragm assembly conductive material layer, and this conducting strip is corresponding with the conductive material layer of vibrating diaphragm assembly to be electrically connected.
As further improvement, the functional module on described circuit board can be intelligent power output amplification chip or Anneta module.
To achieve these goals, the utility model reoffers a kind of loud speaker, its involving vibrations system, the framework of magnetic circuit system and the fixing vibrational system of collecting and magnetic circuit system, described vibrational system comprises vibrating diaphragm assembly and drives the voice coil loudspeaker voice coil of vibrating diaphragm assembly vibration, described vibrating diaphragm assembly is provided with the conductive material layer extending to its edge, voice coil loudspeaker voice coil has voice coil leads, voice coil leads is electrically connected on the conductive material layer of vibrating diaphragm assembly, described loud speaker also comprises the circuit board of a connection external electric signal, between the periphery that one end of circuit board is installed in framework and vibrating diaphragm assembly and the conducting strip which is provided with corresponding to vibrating diaphragm assembly conductive material layer, this conducting strip is corresponding with the conductive material layer of vibrating diaphragm assembly to be electrically connected.
As further improvement, described vibrating diaphragm assembly comprises vibrating diaphragm and the FPC (FlexiblePrintedCircuit on vibrating diaphragm inner surface that is fixedly sticked, flexible circuit) plate, the conductive material layer of vibrating diaphragm assembly comprises interval and to be formed in independently on vibrating diaphragm inner surface and to extend out to the electrodeposited coating at vibrating diaphragm edge and to be located on FPC plate and to be exposed to the conductive layer that be electrically connected corresponding to vibrating diaphragm electrodeposited coating of FPC plate upper and lower surface, voice coil loudspeaker voice coil is fixedly connected on FPC plate lower surface, and voice coil leads is drawn in voice coil loudspeaker voice coil inside and welds with the conductive layer of FPC plate.
As further improvement, one end of described circuit board offers a window, and the periphery that the electrodeposited coating compartment of terrain of the corresponding vibrating diaphragm of described conducting strip is arranged at the window of circuit board is electrically connected with the electrodeposited coating of vibrating diaphragm.
As further improvement, one end of described circuit board offers a window, circuit board is provided with several locking hole around this window arrangement, on the periphery of the side of the installing circuit board of framework, correspondence is provided with several locking post, circuit board is coordinated to lock removably be installed on framework by locking hole and locking post, and vibrating diaphragm assembly is just fitted on the periphery of the window being fixed on circuit board to magnetic circuit system through the window of circuit board.
As further improvement, the other end of described circuit board protrudes out at framework outer and which is provided with the functional module of electric connection.
As further improvement, described functional module can be intelligent power output amplification chip or Anneta module.
In sum, the utility model loud speaker utilizes circuit board to work as bridge joint support to replace conducting terminal of the prior art, while realization is connected with external electric signal, also by arranging functional module on circuit boards to optimize sound performance and integrating external function on loud speaker.And circuit board and framework removably fit together, both facilitate heavy industry operation and again reduced heavy industry cost.Further, with the vibration of vibrating diaphragm component synchronization on the conductive layer that the voice coil leads of voice coil loudspeaker voice coil is welded on vibrating diaphragm assembly, avoid and be torn in vibration processes, thus improve the reliability of loud speaker.In addition, voice coil loudspeaker voice coil, electric connection between vibrating diaphragm assembly and circuit board are realized by conductive material layer and conducting strip, eliminate wire of the prior art, decrease number of spare parts, save inner space, simplify loadspeaker structure and production technology, thus improve production efficiency.
Accompanying drawing explanation
Fig. 1 is the stereogram of the utility model loud speaker.
Fig. 2 is the exploded view of loud speaker shown in Fig. 1.
Fig. 3 is the stereogram of another angle of the vibrational system of loud speaker shown in Fig. 2.
Embodiment
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with execution mode.
Refer to Fig. 1, Fig. 2 and Fig. 3, the utility model provides a kind of loud speaker 100, the framework 30 of the fixing vibrational system 10 of its involving vibrations system 10, magnetic circuit system 20 and collecting and magnetic circuit system 20.
The voice coil loudspeaker voice coil 12 that described vibrational system 10 comprises vibrating diaphragm assembly 11 and drives vibrating diaphragm assembly 11 to vibrate, described voice coil loudspeaker voice coil 12 has voice coil leads 121, and voice coil leads 121 and vibrating diaphragm assembly 11 are electrically connected.In the present embodiment, described vibrating diaphragm assembly 11 is provided with the conductive material layer 110 extending to its edge, and the voice coil leads 121 of voice coil loudspeaker voice coil 12 is electrically connected on the conductive material layer 110 of vibrating diaphragm assembly 11.More specifically, the FPC plate 112 that described vibrating diaphragm assembly 11 comprises vibrating diaphragm 111 and is fixedly sticked on vibrating diaphragm 111 inner surface, the conductive material layer 110 of vibrating diaphragm assembly 11 comprises interval and to be formed in independently on vibrating diaphragm 111 inner surface and to extend out to the electrodeposited coating 113 at vibrating diaphragm 111 edge and to be located on FPC plate 112 and to be exposed to the conductive layer 114 that be electrically connected corresponding to vibrating diaphragm 111 electrodeposited coating 113 of FPC plate 112 upper and lower surface, voice coil loudspeaker voice coil 12 is fixedly connected on the lower surface of FPC plate 112, and voice coil leads 121 is drawn in voice coil loudspeaker voice coil 12 inside and welds with the conductive layer 114 of FPC plate 112.
Described loud speaker 100 also comprises the circuit board 41 of a connection external electric signal, be electrically connected via vibrating diaphragm assembly 11 and voice coil loudspeaker voice coil 12 between the periphery that one end of circuit board 41 is installed in framework 30 and vibrating diaphragm assembly 11, the other end of circuit board 41 protrudes out at framework 30 outer and which is provided with the functional module 42 of electric connection, at this, functional module 42 can be that intelligent power output amplification chip or Anneta module etc. can optimize sound performance or the auxiliary module increasing loud speaker 100 function.In the present embodiment, one end of described circuit board 41 offers a window 412, and the periphery of this window 412 is provided with the conducting strip 411 corresponding to vibrating diaphragm assembly 11 conductive material layer 110, and this conducting strip 411 is corresponding with the conductive material layer 110 of vibrating diaphragm assembly 11 to be electrically connected.More specifically, electrodeposited coating 113 compartment of terrain of the corresponding vibrating diaphragm 111 of described conducting strip 411 be arranged at the window 412 of circuit board 41 periphery on and be electrically connected with the electrodeposited coating 113 of vibrating diaphragm 111.
Described circuit board 41 is provided with several locking hole 413 arranged around described window 412 further, on the periphery of the side of the installing circuit board 41 of framework 30, correspondence is provided with several locking post 31, circuit board 41 is coordinated lock be removably installed on framework 30 by locking hole 413 and locking post 31, and vibrating diaphragm assembly 11 is just being fitted to magnetic circuit system 20 ground through the window 412 of circuit board 41 and is being fixed on the periphery of window 412 of circuit board 41.This design, when the utility model loud speaker 100 needs rework, can not damage most of parts of loud speaker 100, only by dismounting circuit board 41 and the framework 30 i.e. parts of replaceable damage, thus need reduce heavy industry cost.At this; the assembling locking of circuit board 41 and framework 30 is not limited to above-mentioned mode; other does not need to pay creative work can realize the design of above-mentioned assembling locking object all in protection range of the present utility model, such as: the position exchange of locking hole 413 and locking post 31 is arranged.
In sum, the utility model loud speaker 100 utilizes circuit board 41 when bridge joint support is to replace conducting terminal of the prior art, while realization is connected with external electric signal, also by arranging functional module 42 on circuit boards to optimize sound performance and integrating external function on loud speaker 100.And circuit board 41 and framework 30 removably fit together, and have both facilitated heavy industry operation and have again reduced heavy industry cost.Further, with vibrating diaphragm assembly 11 synchronous vibration on the conductive layer 114 that the voice coil leads 121 of voice coil loudspeaker voice coil 12 is welded on vibrating diaphragm assembly 11, avoid and be torn in vibration processes, thus improve the reliability of loud speaker 100.In addition, voice coil loudspeaker voice coil 12, electric connection between vibrating diaphragm assembly 11 and circuit board 41 are realized by conductive material layer 110 and conducting strip 411, eliminate wire of the prior art, decrease number of spare parts, save inner space, simplify loadspeaker structure and production technology, thus improve production efficiency.
There is described herein preferred implementation of the present utility model, comprising known for inventor for implementing optimal mode of the present utility model.Should be understood that shown execution mode is only exemplary, do not should be understood to restriction scope of the present utility model.
Claims (10)
1. a loud speaker, involving vibrations system, the framework of magnetic circuit system and the fixing vibrational system of collecting and magnetic circuit system, described vibrational system comprises vibrating diaphragm assembly and drives the voice coil loudspeaker voice coil of vibrating diaphragm assembly vibration, it is characterized in that: described voice coil loudspeaker voice coil has voice coil leads, voice coil leads and vibrating diaphragm assembly are electrically connected, described loud speaker also comprises the circuit board of a connection external electric signal, be electrically connected via vibrating diaphragm assembly and voice coil loudspeaker voice coil between the periphery that one end of circuit board is installed in framework and vibrating diaphragm assembly, the other end of circuit board protrudes out at framework outer and which is provided with the functional module of electric connection.
2. loud speaker as claimed in claim 1, it is characterized in that: one end of described circuit board offers a window, circuit board is provided with several locking hole around this window arrangement, on the periphery of the side of the installing circuit board of framework, correspondence is provided with several locking post, circuit board is coordinated to lock removably be installed on framework by locking hole and locking post, and vibrating diaphragm assembly is just fitted on the periphery of the window being fixed on circuit board to magnetic circuit system through the window of circuit board.
3. loud speaker as claimed in claim 2, it is characterized in that: described vibrating diaphragm assembly is provided with the conductive material layer extending to its edge, the voice coil leads of voice coil loudspeaker voice coil is electrically connected on the conductive material layer of vibrating diaphragm assembly, the periphery of the window of circuit board is provided with the conducting strip corresponding to vibrating diaphragm assembly conductive material layer, and this conducting strip is corresponding with the conductive material layer of vibrating diaphragm assembly to be electrically connected.
4. loud speaker as claimed in claim 1, is characterized in that: the functional module on described circuit board can be intelligent power output amplification chip or Anneta module.
5. a loud speaker, involving vibrations system, the framework of magnetic circuit system and the fixing vibrational system of collecting and magnetic circuit system, described vibrational system comprises vibrating diaphragm assembly and drives the voice coil loudspeaker voice coil of vibrating diaphragm assembly vibration, it is characterized in that: described vibrating diaphragm assembly is provided with the conductive material layer extending to its edge, voice coil loudspeaker voice coil has voice coil leads, voice coil leads is electrically connected on the conductive material layer of vibrating diaphragm assembly, described loud speaker also comprises the circuit board of a connection external electric signal, between the periphery that one end of circuit board is installed in framework and vibrating diaphragm assembly and the conducting strip which is provided with corresponding to vibrating diaphragm assembly conductive material layer, this conducting strip is corresponding with the conductive material layer of vibrating diaphragm assembly to be electrically connected.
6. loud speaker as claimed in claim 5, it is characterized in that: described vibrating diaphragm assembly comprises vibrating diaphragm and the FPC plate on vibrating diaphragm inner surface that is fixedly sticked, the conductive material layer of vibrating diaphragm assembly comprises interval and to be formed in independently on vibrating diaphragm inner surface and to extend out to the electrodeposited coating at vibrating diaphragm edge and to be located on FPC plate and to be exposed to the conductive layer that be electrically connected corresponding to vibrating diaphragm electrodeposited coating of FPC plate upper and lower surface, voice coil loudspeaker voice coil is fixedly connected on FPC plate lower surface, and voice coil leads is drawn in voice coil loudspeaker voice coil inside and welds with the conductive layer of FPC plate.
7. loud speaker as claimed in claim 6, is characterized in that: one end of described circuit board offers a window, and the periphery that the electrodeposited coating compartment of terrain of the corresponding vibrating diaphragm of described conducting strip is arranged at the window of circuit board is electrically connected with the electrodeposited coating of vibrating diaphragm.
8. loud speaker as claimed in claim 5, it is characterized in that: one end of described circuit board offers a window, circuit board is provided with several locking hole around this window arrangement, on the periphery of the side of the installing circuit board of framework, correspondence is provided with several locking post, circuit board is coordinated to lock removably be installed on framework by locking hole and locking post, and vibrating diaphragm assembly is just fitted on the periphery of the window being fixed on circuit board to magnetic circuit system through the window of circuit board.
9. loud speaker as claimed in claim 8, is characterized in that: the other end of described circuit board protrudes out at framework outer and which is provided with the functional module of electric connection.
10. loud speaker as claimed in claim 9, is characterized in that: described functional module can be intelligent power output amplification chip or Anneta module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894899.6U CN205142512U (en) | 2015-11-11 | 2015-11-11 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520894899.6U CN205142512U (en) | 2015-11-11 | 2015-11-11 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205142512U true CN205142512U (en) | 2016-04-06 |
Family
ID=55628258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520894899.6U Active CN205142512U (en) | 2015-11-11 | 2015-11-11 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205142512U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105813000A (en) * | 2016-05-06 | 2016-07-27 | 广东欧珀移动通信有限公司 | Loudspeaker assembly and terminal |
| CN107809705A (en) * | 2017-11-22 | 2018-03-16 | 歌尔股份有限公司 | A kind of manufacture method of conductivity type vibrating diaphragm, loudspeaker and conductivity type vibrating diaphragm |
| CN109525915A (en) * | 2019-01-22 | 2019-03-26 | 江苏铁锚玻璃股份有限公司 | The transparent sound equipment unidirectionally spoken |
| CN109982217A (en) * | 2019-04-01 | 2019-07-05 | 深圳市信维声学科技有限公司 | A kind of Microspeaker |
| WO2020029635A1 (en) * | 2018-08-08 | 2020-02-13 | 瑞声声学科技(深圳)有限公司 | Micro sound production device |
| CN113038347A (en) * | 2021-03-24 | 2021-06-25 | 上海创功通讯技术有限公司 | Loudspeaker module and electronic equipment |
| CN114125669A (en) * | 2021-12-21 | 2022-03-01 | 歌尔股份有限公司 | Sound generating device and electronic equipment |
-
2015
- 2015-11-11 CN CN201520894899.6U patent/CN205142512U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105813000A (en) * | 2016-05-06 | 2016-07-27 | 广东欧珀移动通信有限公司 | Loudspeaker assembly and terminal |
| CN107809705A (en) * | 2017-11-22 | 2018-03-16 | 歌尔股份有限公司 | A kind of manufacture method of conductivity type vibrating diaphragm, loudspeaker and conductivity type vibrating diaphragm |
| WO2019100879A1 (en) * | 2017-11-22 | 2019-05-31 | 歌尔股份有限公司 | Conductive diaphragm, loudspeaker, and method for manufacturing conductive diaphragm |
| WO2020029635A1 (en) * | 2018-08-08 | 2020-02-13 | 瑞声声学科技(深圳)有限公司 | Micro sound production device |
| CN109525915A (en) * | 2019-01-22 | 2019-03-26 | 江苏铁锚玻璃股份有限公司 | The transparent sound equipment unidirectionally spoken |
| CN109525915B (en) * | 2019-01-22 | 2024-04-02 | 江苏铁锚玻璃股份有限公司 | Transparent sound box with unidirectional sound |
| CN109982217A (en) * | 2019-04-01 | 2019-07-05 | 深圳市信维声学科技有限公司 | A kind of Microspeaker |
| CN113038347A (en) * | 2021-03-24 | 2021-06-25 | 上海创功通讯技术有限公司 | Loudspeaker module and electronic equipment |
| CN114125669A (en) * | 2021-12-21 | 2022-03-01 | 歌尔股份有限公司 | Sound generating device and electronic equipment |
| WO2023115826A1 (en) * | 2021-12-21 | 2023-06-29 | 歌尔股份有限公司 | Sound production device and electronic device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |