CN210781211U - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN210781211U CN210781211U CN201922189162.5U CN201922189162U CN210781211U CN 210781211 U CN210781211 U CN 210781211U CN 201922189162 U CN201922189162 U CN 201922189162U CN 210781211 U CN210781211 U CN 210781211U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- flexible circuit
- loudspeaker
- frame
- pad portion
- 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
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 230000001755 vocal effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Images
Abstract
The utility model provides a loudspeaker. The loudspeaker include the basin frame and fix in the vibration system and the magnetic circuit of basin frame, the vibration system includes first vibrating diaphragm, is located first vibrating diaphragm one side is used for the drive first vibrating diaphragm vibration vocal voice coil loudspeaker voice coil and is located keeping away from of voice coil loudspeaker voice coil the flexible circuit board of first vibrating diaphragm one end, the flexible circuit board include first flexible circuit board and with the second flexible circuit board that first flexible circuit board relative interval set up, first flexible circuit board is including being fixed in first pad portion on the basin frame, the second flexible circuit board is including being fixed in second pad portion on the basin frame, the loudspeaker is still including connecting first pad portion with the connecting piece of second pad portion, the connecting piece will first pad portion with second pad portion switches on. Compared with the prior art, the utility model provides a speaker's suitability is stronger.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to an acoustoelectric conversion technical field especially relates to a loudspeaker.
[ background of the invention ]
With the advent of the mobile internet era, the number of intelligent mobile terminals is increasing. Among the mobile terminals, the mobile phone is undoubtedly the most common and portable mobile terminal. At present, the functions of a mobile phone are very diverse, one of which is a high-quality music function, and thus, a speaker for playing sound is widely applied to the current smart mobile terminal.
At present, the speaker of the related art includes the basin frame and the holding in the vibration system and the magnetic circuit of basin frame, vibration system includes first vibrating diaphragm, is located first vibrating diaphragm one side is used for the drive the voice coil loudspeaker voice coil of first vibrating diaphragm vibration sound production and being located the voice coil loudspeaker voice coil is kept away from the flexible circuit board of first vibrating diaphragm one end, be equipped with the pad that is used for external circuit on the flexible circuit board, just the flexible circuit board is equipped with two and follows the length direction setting of basin frame is in the relative both sides of basin frame.
However, in the speaker in the related art, the two flexible circuit boards are not electrically connected with each other, so that the transmission of polarity cannot be realized, the special requirement for external polarity cannot be met, the use of the speaker is limited, and the adaptability of the speaker is poor.
Therefore, it is necessary to provide a new speaker to solve the above problems.
[ Utility model ] content
The technical problem that the loudspeaker in the related art is poor in adaptability is caused because the two flexible circuit boards are not mutually conducted and the transmission of polarity cannot be realized. The utility model provides a better speaker of suitability.
The utility model provides a loudspeaker, its include the basin frame and fix in the vibration system and the magnetic circuit of basin frame, vibration system includes first vibrating diaphragm, is located first vibrating diaphragm one side is used for the drive the voice coil loudspeaker voice coil of first vibrating diaphragm vibration sound production and being located keeping away from of voice coil loudspeaker voice coil the flexible circuit board of first vibrating diaphragm one end, the flexible circuit board include first flexible circuit board and with the second flexible circuit board that first flexible circuit board relative interval set up, first flexible circuit board is including being fixed in first pad portion on the basin frame, the second flexible circuit board is including being fixed in second pad portion on the basin frame, loudspeaker is still including connecting first pad portion with the connecting piece of second pad portion, the connecting piece will first pad portion with second pad portion switches on.
Preferably, the connecting piece is embedded in the basin stand.
Preferably, the connecting piece and the basin frame are integrally formed through injection molding.
Preferably, the basin frame is rectangle frame column structure, first flexible circuit board with the second flexible circuit board is followed the length direction of basin frame sets up the relative both sides of basin frame, the quantity of first pad portion is two and follows the width direction of basin frame sets up the relative both sides of basin frame, the quantity of second pad portion is two and follows the width direction of basin frame sets up the relative both sides of basin frame.
Preferably, the connecting member includes a first connecting portion connected to the first pad portion, a second connecting portion connected to the second pad portion, and a third connecting portion connecting the first connecting portion and the second connecting portion.
Preferably, the first pad part and the first connection part are fixed by hot-pressing molten tin soldering, and the second pad part and the second connection part are fixed by hot-pressing molten tin soldering.
Preferably, the basin stand comprises two short shaft sides arranged at intervals and two long shaft sides connected with the two short shaft sides, the first connecting part and the second connecting part are both positioned on the short shaft sides, and the third connecting part is embedded in the long shaft sides and extends along the long shaft sides to connect and conduct the first connecting part and the second connecting part.
Preferably, the short shaft edge comprises a bottom surface far away from the first diaphragm, the first connecting portion and the second connecting portion are embedded in the short shaft edge, the surface of one side of the first diaphragm far away from the first connecting portion is flush with the bottom surface, and the surface of one side of the first diaphragm far away from the second connecting portion is flush with the bottom surface.
Preferably, the magnetic circuit system comprises a magnetic yoke, and a main magnetic steel and an auxiliary magnetic steel assembled on the magnetic yoke, the main magnetic steel and the auxiliary magnetic steel are arranged at intervals to form a magnetic gap, and the voice coil extends into the magnetic gap.
Preferably, the vibration system further includes two second diaphragms respectively corresponding to the first flexible circuit board and the second flexible circuit board, the second diaphragms are fixedly arranged on one side of the flexible circuit board close to the first diaphragms, and the voice coil is elastically supported by the second diaphragms and the flexible circuit board in an assembled manner.
Compared with the prior art, the utility model provides a loudspeaker is through setting up the connecting piece will first pad portion with second pad portion connects, makes first pad portion with second pad portion switches on, realizes first pad portion with the transmission of second pad portion polarity can satisfy more external demands, has promoted the suitability of loudspeaker.
[ description of the drawings ]
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:
fig. 1 is a schematic perspective view of a speaker according to the present invention;
fig. 2 is an exploded view of the speaker shown in fig. 1;
FIG. 3 is a cross-sectional view taken along line III-III of FIG. 1;
fig. 4 is a cross-sectional view taken along IV-IV in fig. 1.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Please refer to fig. 1 to fig. 4. The utility model provides a loudspeaker 100, it include basin frame 10, the fixing in vibration system 20 and magnetic circuit 30 of basin frame 10 and inlay and locate connecting piece 40 in the basin frame 10, magnetic circuit 30 is used for the drive vibration system 20 vibrates the sound production.
The frame 10 is a rectangular frame structure, and the frame 10 includes two short axis sides 11 disposed at intervals and two long axis sides 12 connecting the two short axis sides 11.
The vibration system 20 includes a first diaphragm 21, a voice coil 22 located on one side of the first diaphragm 21 and used for driving the first diaphragm 21 to vibrate and sound, a flexible circuit board 23 located on one end of the voice coil 22 far away from the first diaphragm 21, and a second diaphragm 24 sandwiched between the voice coil 22 and the flexible circuit board 23.
The flexible circuit board 23 includes a first flexible circuit board 231 and a second flexible circuit board 232 disposed opposite to the first flexible circuit board 231 at an interval, and the first flexible circuit board 231 and the second flexible circuit board 232 are disposed on opposite sides of the frame 10 along a length direction of the frame 10. The number of the second diaphragms 24 is two, the two second diaphragms 24 are respectively arranged corresponding to the first flexible circuit board 231 and the second flexible circuit board 232, the second diaphragms 24 are fixedly arranged on one side of the flexible circuit board 23 close to the first diaphragm 21, and the voice coil 22 is elastically supported by the combination of the second diaphragms 24 and the flexible circuit board 23.
The first flexible circuit board 231 includes a first fixing portion 2311 electrically connected to the voice coil 22, a first pad portion 2312 fixed to the frame 10, and a first elastic portion 2313 connecting the first fixing portion 2311 and the first pad portion 2312. The second flexible circuit board 232 includes a second fixing portion 2321 electrically connected to the voice coil 22, a second pad portion 2322 fixed to the frame 10, and a second elastic portion 2323 connecting the second fixing portion 2321 and the second pad portion 2322. The first pad portions 2312 are two and are disposed at opposite sides of the frame 10 in the width direction of the frame 10, and the second pad portions 2322 are two and are disposed at opposite sides of the frame 10 in the width direction of the frame 10.
The magnetic circuit system 30 includes a magnetic yoke 31, a main magnetic steel 32 and an auxiliary magnetic steel 33 assembled on the magnetic yoke 31, a main pole core 34 attached to the main magnetic steel 32, and an auxiliary pole core 35 attached to the auxiliary magnetic steel 33. The main magnet 32 and the sub magnet 33 are spaced apart from each other to form a magnetic gap, and the voice coil 22 extends into the magnetic gap.
The connecting member 40 connects the first pad portion 2312 and the second pad portion 2322, and the connecting member 40 connects the first pad portion 2312 and the second pad portion 2322.
The connecting piece 40 is embedded in the basin frame 10, preferably, the connecting piece 40 and the basin frame 10 are integrally formed through injection molding, so that the connecting piece 40 and the connection stability between the basin frames 10 can be effectively ensured.
The connection member 40 includes a first connection portion 41 connected to the first pad portion 2312, a second connection portion 42 connected to the second pad portion 2322, and a third connection portion 43 connecting the first connection portion 41 and the second connection portion 42. The first pad portion 2312 and the first connection portion 41 are fixed by thermocompression solder, and the second pad portion 2322 and the second connection portion 42 are fixed by thermocompression solder, so that the connection stability of the connection member 40 with the first flexible circuit board 231 and the second flexible circuit board 232 is ensured.
The first connection portion 41 and the second connection portion 42 are both located on the short axis side 11, the first connection portion 41 and the second connection portion 42 are respectively located on two opposite short axis sides 11, and the third connection portion 43 is embedded in the long axis side 12 and extends along the long axis side 12 to connect and conduct the first connection portion 41 and the second connection portion 42.
Specifically, the short axis side 11 includes a bottom surface 111 far away from the first diaphragm 21, the first connection portion 41 and the second connection portion 42 are embedded in the short axis side 11, a surface of the first connection portion 41 far away from one side of the first diaphragm 21 is flush with the bottom surface 111, and a surface of the second connection portion 42 far away from one side of the first diaphragm 21 is flush with the bottom surface 111, so that a welding surface between the first pad portion 2312 and the first connection portion 41 is more flat, and a welding surface between the second pad portion 2322 and the second connection portion 42 is more flat.
Compared with the prior art, the utility model provides a loudspeaker is through setting up the connecting piece will first pad portion with second pad portion connects, makes first pad portion with second pad portion switches on, realizes first pad portion with the transmission of second pad portion polarity can satisfy more external demands, has promoted the suitability of loudspeaker.
The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.
Claims (10)
1. The utility model provides a loudspeaker, includes the basin frame and fix in the vibration system and the magnetic circuit of basin frame, vibration system includes first vibrating diaphragm, is located first vibrating diaphragm one side is used for the drive the voice coil loudspeaker voice coil of first vibrating diaphragm vibration sound production and being located keeping away from of voice coil loudspeaker voice coil the flexible circuit board of first vibrating diaphragm one end, the flexible circuit board include first flexible circuit board and with the second flexible circuit board that first flexible circuit board relative interval set up, first flexible circuit board is including being fixed in first pad portion on the basin frame, the second flexible circuit board is including being fixed in second pad portion on the basin frame, its characterized in that, loudspeaker still including connecting first pad portion with the connecting piece of second pad portion, the connecting piece will first pad portion with second pad portion switches on.
2. The loudspeaker of claim 1, wherein the connector is embedded in the frame.
3. The loudspeaker of claim 2, wherein the connector is integrally formed with the frame by injection molding.
4. The loudspeaker of claim 2, wherein the frame is a rectangular frame-shaped structure, the first flexible circuit board and the second flexible circuit board are arranged on two opposite sides of the frame along a length direction of the frame, the first pad portions are two in number and arranged on two opposite sides of the frame along a width direction of the frame, and the second pad portions are two in number and arranged on two opposite sides of the frame along the width direction of the frame.
5. The speaker of claim 4, wherein the connection member includes a first connection portion connected to the first pad portion, a second connection portion connected to the second pad portion, and a third connection portion connecting the first connection portion and the second connection portion.
6. The speaker of claim 5, wherein the first pad portion and the first connection portion are fixed by thermocompression solder, and the second pad portion and the second connection portion are fixed by thermocompression solder.
7. The loudspeaker of claim 5, wherein the frame comprises two short axis sides and two long axis sides, the short axis sides are arranged at intervals, the two long axis sides are connected with the two short axis sides, the first connecting portion and the second connecting portion are both arranged on the short axis sides, the third connecting portion is embedded in the long axis sides and extends along the long axis sides to connect and conduct the first connecting portion and the second connecting portion.
8. The loudspeaker of claim 7, wherein the short shaft edge comprises a bottom surface far away from the first diaphragm, the first connecting portion and the second connecting portion are embedded in the short shaft edge, a surface of the first connecting portion far away from the first diaphragm is flush with the bottom surface, and a surface of the second connecting portion far away from the first diaphragm is flush with the bottom surface.
9. The loudspeaker of claim 1, wherein the magnetic circuit system comprises a magnetic yoke, a primary magnetic steel assembled on the magnetic yoke and a secondary magnetic steel, the primary magnetic steel and the secondary magnetic steel are arranged at intervals to form a magnetic gap, and the voice coil extends into the magnetic gap.
10. The loudspeaker of claim 1, wherein the vibration system further comprises two second diaphragms respectively corresponding to the first flexible circuit board and the second flexible circuit board, the second diaphragms are fixedly arranged on one side of the flexible circuit board close to the first diaphragms, and the voice coil is elastically supported by the combination of the second diaphragms and the flexible circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922189162.5U CN210781211U (en) | 2019-12-09 | 2019-12-09 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922189162.5U CN210781211U (en) | 2019-12-09 | 2019-12-09 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210781211U true CN210781211U (en) | 2020-06-16 |
Family
ID=71049490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922189162.5U Expired - Fee Related CN210781211U (en) | 2019-12-09 | 2019-12-09 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210781211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114697827A (en) * | 2020-12-30 | 2022-07-01 | 华为技术有限公司 | Speaker and terminal device |
-
2019
- 2019-12-09 CN CN201922189162.5U patent/CN210781211U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114697827A (en) * | 2020-12-30 | 2022-07-01 | 华为技术有限公司 | Speaker and terminal device |
| CN114697827B (en) * | 2020-12-30 | 2023-06-13 | 华为技术有限公司 | Speaker and terminal device |
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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: 20200616 |