CN209390363U - Microphone device - Google Patents
Microphone device Download PDFInfo
- Publication number
- CN209390363U CN209390363U CN201822279145.6U CN201822279145U CN209390363U CN 209390363 U CN209390363 U CN 209390363U CN 201822279145 U CN201822279145 U CN 201822279145U CN 209390363 U CN209390363 U CN 209390363U
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- CN
- China
- Prior art keywords
- weld part
- circuit board
- flexible circuit
- fixed
- microphone device
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides microphone device, including frame, it is fixed on the first flexible circuit board of the frame and the second flexible circuit board with first flexible circuit board fixation, the frame includes the first noumenon portion and the first weld part for being embedded in the first noumenon portion, first flexible circuit board includes the second body part and the second weld part for being fixed in the first noumenon portion, first weld part, second weld part and the integrally molded fixation of the second flexible circuit board.Compared with the relevant technologies, the reliability of microphone device provided by the utility model is more preferably.
Description
[technical field]
The utility model relates to acoustic-electric conversion art more particularly to a kind of microphone devices.
[background technique]
During the fast development of the portable equipments such as mobile phone, people are more and more stronger to the Functional Requirement of product,
For this function of the Music Appreciation of mobile phone, in order to keep entertainment effect stronger, there is the mode of music belt vibration, by
This, the development of microphone device is also accordingly accelerated.
Microphone device in the related technology includes frame and the microphone device flexible circuit board that is fixed in the frame, hair
Acoustic device flexible circuit board is directly to be bonded in the frame by gluing, due to the limitation of device technique, the glue of selection
Can not heatproof reach 300 DEG C or more, when the microphone device applies to loudspeaker enclosure, need in the microphone device flexible wires
Loudspeaker enclosure flexible circuit board is welded on the plate of road, with this microphone device circuit is in communication with the outside, because of welding temperature when welding
At excessively high to 300 DEG C, the glue between the microphone device flexible circuit board and the frame fails, so as to cause the sounding
Device flexible circuit board is separated with the frame, the reliability of the microphone device of influence.
Therefore, it is necessary to provide a kind of improved microphone device to solve the above problems.
[utility model content]
It can be easily separated for microphone device frame in the related technology with the flexible circuit board being glued in frame, thus shadow
The technical issues of ringing microphone device reliability, the utility model provides a kind of flexibility that frame can be improved and be fixed in frame
The microphone device of wiring board reliability.
A kind of microphone device, including frame, be fixed on the frame the first flexible circuit board and with it is described first flexible
The second fixed flexible circuit board of wiring board, the frame include the first noumenon portion and be embedded in the first noumenon portion the
One weld part, first flexible circuit board include the second body part and the second welding being fixed on second body part
Portion, first weld part, second weld part and the integrally molded fixation of the second flexible circuit board.
Preferably, second weld part, which is equipped with, runs through the first through hole that second weld part is arranged, and described second
Flexible circuit board corresponds to and is equipped with the second through-hole at the first through hole, first weld part, second weld part and described
Second flexible circuit board passes through the first through hole and the integrally molded fixation of the second through-hole.
Preferably, first weld part, second weld part and second flexible circuit board pass through high temperature melting tin
Thermal compression welding is fixed.
Preferably, first weld part is weld tabs.
Preferably, the first noumenon portion and first weld part are integrally formed.
Preferably, first weld part is equipped at least two and is spaced apart from each other and is embedded in the first noumenon portion, institute
It states the second weld part and is equipped at least two and is spaced apart from each other and be fixed on second body part.
Preferably, the microphone device further includes the vibrational system being fixed in the frame and magnetic circuit system, and described
Two body parts are connect with the magnetic circuit system.
Preferably, second body part includes the first fixed part connecting with the first noumenon portion and the vibration
Second fixed part of system connection and the elasticity arm of connection first fixed part and second fixed part, second welding
Portion is set on first fixed part.
Preferably, first fixed part is fixed with the first noumenon portion gluing.
Preferably, there are two first flexible circuit board is set, two first flexible circuit board intervals are set to the basin
Frame both ends.
Compared with the relevant technologies, first weld part is embedded in frame described in the microphone device of the utility model,
First flexible circuit board is equipped with second weld part, by welding by first weld part, described the
Two weld parts and second flexible circuit board are welded and fixed, so that the frame, first flexible circuit board and described
Connective stability between two flexible circuit board increases, it is not easy to separate, and then increase the reliable of the microphone device
Property.
[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 microphone device；
Fig. 2 is the decomposition texture schematic diagram of microphone device shown in Fig. 1；
Fig. 3 is the attachment structure schematic diagram of frame, the first flexible circuit board and the second flexible circuit board shown in Fig. 2；
Fig. 4 is the decomposition texture schematic diagram of frame, the first flexible circuit board and the second flexible circuit board shown in Fig. 3.
[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 and Fig. 2.The utility model provides a kind of microphone device 100 comprising frame 10 is fixed on institute
State the first flexible circuit board 20, second flexible circuit board 30 fixed with first flexible circuit board 20 and receiving of frame 10
In vibrational system 40 and magnetic circuit system 50 in the frame 10.
Please refer to Fig. 3 and Fig. 4.The whole frame 10 is in hollow rectangle, and the frame 10 includes the first noumenon
Portion 11 and the first weld part 12 being embedded in the first noumenon portion 11.
In the present embodiment, first weld part 12 is weld tabs, and first weld part 12 and the first noumenon
Portion 11 is integrally formed.
First flexible circuit board 20 include the second body part 21 and be fixed on second body part 21 second
Weld part 22, corresponding first weld part 12 of second weld part 22 are arranged.
Second body part 21 includes the first fixed part 211 connecting with the first noumenon portion 11 and the vibration
The elasticity arm of the second fixed part 212 and connection first fixed part 211 and second fixed part 212 that system 40 connects
213.Second weld part 22 is fixed on first fixed part 211.Specifically, first fixed part 211 passes through glue
The mode that glue closes is fixedly connected with the first noumenon portion 11.
In the present embodiment, there are two first flexible circuit board 20 is set, two first flexible circuit board 20 are spaced
Set on 10 both ends of frame, wherein in first flexible circuit board 20 of 30 side of the second flexible circuit board
It is provided with second weld part 22.
Second flexible circuit board 30 includes the third weld part 31 that corresponding second weld part 22 is arranged.
First weld part 12, second weld part 22 and the third weld part 31 are fixed to each other by welding.
Specifically, second weld part 22 is equipped with the first through hole 221 through second weld part 22 setting, institute
It states and is equipped with the second through-hole 311, first weld part 12, described second at the corresponding first through hole 221 of third weld part 31
Weld part 22 and the third weld part 31 are integrally molded mutually solid by the first through hole 221 and second through-hole 311
It is fixed, i.e., by the first through hole 221 and second through-hole 311 by first weld part 12, second weld part 22
And 31 three of third weld part welds simultaneously, disposably links together.Preferably, first weld part 12, described
Second weld part 22 and the third weld part 31 are easy thermal compression welding by high temperature and fix.
In the present embodiment, more stable in order to combine first flexible circuit board 20 with the frame 10.Preferably,
First weld part 12 is provided at least two and is spaced apart from each other and is set in the first noumenon portion 11, corresponding, institute
It states the same mating setting at least two of the second weld part 22 and is spaced apart from each other and be fixed on second body part 21, same described the
It is provided at least two in two flexible circuit board 30 and is spaced apart from each other the third weld part 31 of setting.Certainly, first welding
The setting quantity in portion 12, second weld part 22 and the third weld part 31 is not limited to this, and above structure realizes institute
The multi-spot welding structure for stating frame 10, first flexible circuit board 20 and second flexible circuit board 30 strengthens described
The bond strength and stability of frame 10, first flexible circuit board 20 and second flexible circuit board 30.
It is understood that by by first flexible circuit board 20 first fixed part 211 and the basin
The first noumenon portion 11 described in frame 10 is glued fixed.Simultaneously by the second weld part 22 in first flexible circuit board 20 and
First weld part 12 described in the frame 10 and the third weld part 31 in second flexible circuit board 30 are welded and fixed, and increase
The connective stability between the frame 10 and first flexible circuit board 20 is added.
Please continue to refer to Fig. 2.The vibrational system 40 include for vibration sounding the first vibrating diaphragm 41, be fixed on described
The voice coil 42 of the lower section of one vibrating diaphragm 41 and it is fixed on second vibrating diaphragm 43 of the voice coil 42 far from 41 side of the first vibrating diaphragm, it is described
Second fixed part 212 is connect with the voice coil 42, second vibrating diaphragm 43 be located in first flexible circuit board 20 with it is described
Between voice coil 42.
The magnetic circuit system 50 includes magnetic yoke 51, group assigned in the main magnet steel 52 and secondary magnet steel 53 in the magnetic yoke 51 and attaches
In the main pole core 54 on the main magnet steel 52 and the consequent pole core 55 being attached on the secondary magnet steel 53, the main magnet steel 52 with it is described
The setting of the secondary interval of magnet steel 53 forms magnetic gap, and the voice coil 42 is at least partially disposed in the magnetic gap.
Compared with the relevant technologies, first weld part is embedded in frame described in the microphone device of the utility model,
First flexible circuit board is equipped with second weld part, by welding by first weld part, described the
Two weld parts and second flexible circuit board are welded and fixed, so that the frame, first flexible circuit board and described
Connective stability between two flexible circuit board increases, it is not easy to separate, and then increase the reliable of the microphone device
Property.
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 (10)
1. a kind of microphone device, including frame, be fixed on the frame the first flexible circuit board and with first flexible wires
The second fixed flexible circuit board of road plate, which is characterized in that the frame includes the first noumenon portion and is embedded at the first
The first weld part in body portion, first flexible circuit board include the second body part and are fixed on second body part
Second weld part, first weld part, second weld part and the integrally molded fixation of the second flexible circuit board.
2. microphone device according to claim 1, which is characterized in that second weld part, which is equipped with, runs through described second
The first through hole of weld part setting, second flexible circuit board correspond at the first through hole equipped with the second through-hole, and described the
One weld part, second weld part and second flexible circuit board pass through the first through hole and second through-hole one
It is welded and fixed.
3. microphone device according to claim 2, which is characterized in that first weld part, second weld part and
Second flexible circuit board is fixed by high temperature melting tin thermal compression welding.
4. microphone device according to claim 1, which is characterized in that first weld part is weld tabs.
5. microphone device according to claim 1, which is characterized in that the first noumenon portion is with first weld part
It is integrally formed.
6. microphone device according to claim 1, which is characterized in that first weld part be equipped at least two and mutually
Interval is embedded in the first noumenon portion, and second weld part, which is equipped at least two and is spaced apart from each other, is fixed on described second
Body part.
7. microphone device according to claim 1, which is characterized in that the microphone device further includes being fixed on the frame
Interior vibrational system and magnetic circuit system, second body part are connect with the magnetic circuit system.
8. microphone device according to claim 7, which is characterized in that second body part includes and the first noumenon
First fixed part of portion's connection, the second fixed part for connect with the vibrational system and connect first fixed part and described the
The elasticity arm of two fixed parts, second weld part are set on first fixed part.
9. microphone device according to claim 8, which is characterized in that first fixed part and the first noumenon portion glue
It closes and fixes.
10. microphone device according to claim 1, which is characterized in that there are two first flexible circuit board is set, two institutes
The first flexible circuit board interval is stated set on the frame both ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279145.6U CN209390363U (en) | 2018-12-30 | 2018-12-30 | Microphone device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822279145.6U CN209390363U (en) | 2018-12-30 | 2018-12-30 | Microphone device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209390363U true CN209390363U (en) | 2019-09-13 |
Family
ID=67863300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822279145.6U Expired - Fee Related CN209390363U (en) | 2018-12-30 | 2018-12-30 | Microphone device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209390363U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112468908A (en) * | 2020-12-18 | 2021-03-09 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker enclosure and method of assembling the same |
-
2018
- 2018-12-30 CN CN201822279145.6U patent/CN209390363U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112468908A (en) * | 2020-12-18 | 2021-03-09 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker enclosure and method of assembling the same |
| CN112468908B (en) * | 2020-12-18 | 2022-03-01 | 瑞声新能源发展(常州)有限公司科教城分公司 | Loudspeaker enclosure and method of assembling the same |
| WO2022126782A1 (en) * | 2020-12-18 | 2022-06-23 | 瑞声声学科技(深圳)有限公司 | Loudspeaker box and assembly method therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190913 Termination date: 20201230 |