CN209314075U - A kind of loudspeaker - Google Patents
A kind of loudspeaker Download PDFInfo
- Publication number
- CN209314075U CN209314075U CN201920032602.3U CN201920032602U CN209314075U CN 209314075 U CN209314075 U CN 209314075U CN 201920032602 U CN201920032602 U CN 201920032602U CN 209314075 U CN209314075 U CN 209314075U
- Authority
- CN
- China
- Prior art keywords
- lateral wall
- centring disk
- voice coil
- linking arm
- inner sidewall
- 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.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 3
- 238000004377 microelectronic Methods 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a kind of loudspeaker, including the centring disk, sound film and voice coil being cascading；The lower surface of the centring disk is contacted with the upper surface of the sound film；The lateral wall of the centring disk, which is equipped with, is connected with external power source the first pad, and the lower surface of the centring disk is equipped with the second pad；The sound film includes downwardly convex ring, and the ring is arranged towards the voice coil；Through-hole is equipped among the sound film, second pad is connect by the through-hole with the voice coil leads of the voice coil.When the utility model solves that loudspeaker is using centring disk structure in the prior art, can there are problems that sound film is interfered with centring disk.
Description
Technical field
The utility model relates to speaker technology field more particularly to a kind of loudspeakers.
Background technique
Microspeaker as one kind can convert electrical energy into sound can device, be widely used in smart phone,
In the microelectronic devices such as field camera, camera and laptop, the rapid development of microelectronic device, to being set to
The size of internal Microspeaker requires also increasingly to improve, and Microspeaker must be in company with the miniaturization, light of microelectronic device
The main trend of thinning；The loudspeaker of conventional structure has been unable to meet light, thin, small equipment machine requirement.Microspeaker is general
Including magnetic circuit system, vibrational system and support system, wherein vibrational system includes vibrating diaphragm component, voice coil, centring disk.Centering
Branch piece guarantees that voice coil vertically without skew, effectively prevents vibrating diaphragm group for vibrating diaphragm component to be connected as one with voice coil
Part polarization, centring disk can also influence the rigid and pliable of vibrational system, to influence the frequency response of Microspeaker.Simultaneously
Centring disk has flexible circuitry, and voice coil leads can be connected thereto, so that voice coil leads shorten, it is easily broken to improve voice coil leads
Line leads to speaker fail phenomenon.It is the important component of Microspeaker.
For the centring disk of traditional structure between vibrating diaphragm component and voice coil, centring disk includes the first fixed part and second
Fixed part, the first fixed part are fixedly connected with support system (frame), and the second fixed part is connect with voice coil, vibrating diaphragm, and voice coil passes through
The conductive layer of centring disk is electrically connected with external circuit, and the first fixed part is integrally connected by linking arm with the second fixed part and is set
It sets, the first fixed part, the second fixed part, on the same datum plane of linking arm, therefore vibrating diaphragm component is using positive ring that (i.e. ring is upward
Protrusion setting) structure, reflexed ring (the downwardly convex setting of ring) such as is used, ring can be interfered with linking arm, and positive ring
Relative to reflexed ring, thickness can be relatively large, do not meet Microspeaker miniaturization, lightening main trend, therefore need pair
Microspeaker containing centring disk carries out structure optimization.
Utility model content
The utility model is intended to provide a kind of loudspeaker, solves loudspeaker in the prior art and uses centring disk structure
When, when using reflexed ring structure using sound film, can there are problems that interfering with centring disk.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
The utility model provides a kind of loudspeaker, including the centring disk, sound film and voice coil being cascading；
The lower surface of the centring disk is contacted with the upper surface of the sound film；The lateral wall of the centring disk is equipped with
It is connected with external power source the first pad, the lower surface of the centring disk is equipped with the second pad；The sound film includes downwardly convex
The ring risen, the ring are arranged towards the voice coil；Through-hole is equipped among the sound film, second pad passes through described logical
Hole is connect with the voice coil leads of the voice coil.
Further, a kind of loudspeaker, further includes frame, and the sound film is arranged in the frame.
Further, the lateral wall of the centring disk is equipped with L-type plate, and the L-type plate includes first be vertically arranged
Plate and horizontally disposed second plate are arranged on the lateral wall of the centring disk at the top of first plate, second plate
Vertical with the bottom of first plate to connect, second plate is equipped with first pad.
Further, the two sides on the same lateral wall of the centring disk are respectively equipped with the L-type plate, two L
First plate of template is contacted with the lateral wall of the frame.
Further, the lower surface of the centring disk is set there are two second pad, and two second pads close
It is symmetrical arranged in the longitudinally asymmetric face of voice coil, the longitudinally asymmetric face is perpendicular to horizontal plane；There are two being set on the voice-coil inwall
About the longitudinally asymmetric symmetrically arranged voice coil leads in face；Two second pads connect with corresponding voice coil leads respectively
It connects.
Further, the centring disk includes the exterior deckle board of interior deckle board, linking arm and rectangular-ambulatory-plane, outside the interior deckle board
Wall is connected by the inner wall of linking arm and exterior deckle board.
Further, the centring disk is compliant conductive plate.
Further, the number of the linking arm is four.
Further, the exterior deckle board includes sequentially connected first inner sidewall, the second inner sidewall, third inner sidewall and
Four inner sidewalls；The interior deckle board includes sequentially connected first lateral wall, the second lateral wall, third lateral wall and the 4th outside
Wall；
One end of first linking arm is connect with first inner sidewall, the other end of the first linking arm with it is described
The connection of first lateral wall；
One end of second linking arm is connect with second inner sidewall, the other end of the second linking arm with it is described
The connection of second lateral wall；
One end of linking arm described in third is connect with the third inner sidewall, the other end of linking arm described in third with it is described
The connection of third lateral wall；
One end of 4th linking arm is connect with the 4th inner sidewall, the other end of the 4th linking arm with it is described
The connection of 4th lateral wall.
Further, first inner sidewall and the first lateral wall face are arranged, second inner sidewall with it is described
The setting of second lateral wall face, the third inner sidewall and the third lateral wall face are arranged, the 4th inner sidewall and institute
State the setting of the 4th lateral wall face.
The utility model has the following beneficial effects:
The utility model provides a kind of loudspeaker, described including the centring disk, sound film and voice coil being cascading
The lateral wall of centring disk, which is equipped with, is connected with external power source the first pad, and the lower surface of the centring disk is equipped with the second weldering
Disk；The sound film includes downwardly convex ring, and the ring is arranged towards the voice coil；Through-hole is equipped among the sound film,
Second pad is connect by the through-hole with the voice coil leads of the voice coil.The utility model proposes a kind of loudspeaker,
Contained sizing branch piece, is not located between sound film and voice coil, but is located above sound film, so that sound film can be with reflexed ring
(the downwardly convex setting of ring) design, and there is the frame of loudspeaker itself sky to receive chamber, can be used for accommodating the sound film, is not necessarily to
Additional accommodation space can reduce the volume of loudspeaker, solve the problems, such as that sound film is interfered with centring disk.It is above-mentioned fixed
The lateral wall of heart branch piece is equipped with and is connected with external power source the first pad, and the lower surface of the centring disk is equipped with and voice coil leads
Second pad of connection allows frame to remove electric connection terminal design, centring disk does not need and basin by above structure
The electric connection terminal of frame connects, and can be realized by above-mentioned first pad and is electrically connected with external power supply, welds by above-mentioned second
Disk can be realized to be electrically connected with voice coil, is reduced cost, is provided production efficiency.
Detailed description of the invention
Fig. 1 is a kind of explosive view of loudspeaker of the utility model embodiment；
Fig. 2 is a kind of top view of loudspeaker of the utility model embodiment；
Fig. 3 is the A-A cross-sectional view in Fig. 2；
Fig. 4 is a kind of bottom view of loudspeaker of the utility model embodiment；
Label declaration:
1, centring disk；2, sound film；3, voice coil；4, frame；5, the first pad；6, the second pad；7, ring；8, through-hole；
9, voice coil leads；10, L-type plate；11, the first plate；12, the second plate；
13, interior deckle board；14, exterior deckle board；15, linking arm.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: centring disk, sound film and the voice coil being cascading, the centering
The lateral wall of branch piece, which is equipped with, is connected with external power source the first pad, and the lower surface of the centring disk is equipped with the second pad；
The sound film includes downwardly convex ring, and the ring is arranged towards the voice coil；Through-hole is equipped among the sound film, it is described
Second pad is connect by the through-hole with the voice coil leads of the voice coil.
Please refer to Fig. 1-Fig. 4, the utility model provides a kind of loudspeaker, including be cascading centring disk 1,
Sound film 2 and voice coil 3；
The lower surface of the centring disk 1 is contacted with the upper surface of the sound film 2；On the lateral wall of the centring disk 1
Equipped with the first pad 5 is connected with external power source, the lower surface of the centring disk 1 is equipped with the second pad 6；The sound film 2 wraps
Downwardly convex ring 7 is included, the ring 7 is arranged towards the voice coil 3；Among the sound film 2 be equipped with through-hole 8, described second
Pad 6 is connect by the through-hole 8 with the voice coil leads 9 of the voice coil 3.
As can be seen from the above description, the utility model provides a kind of loudspeaker, including the centring disk being cascading
1, sound film 2 and voice coil 3, the lateral wall of the centring disk 1, which is equipped with, is connected with external power source the first pad 5, the centering
The lower surface of branch piece 1 is equipped with the second pad 6；The sound film 2 includes downwardly convex ring 7, and the ring 7 is towards the voice coil
3 settings；Through-hole 8, the voice coil leads 9 that second pad 6 passes through the through-hole 8 and the voice coil 3 are equipped among the sound film 2
Connection.The utility model proposes a kind of loudspeaker, contained sizing branch piece is not located between sound film and voice coil 4, but
Above sound film 2, so that sound film can be designed with reflexed ring (the downwardly convex setting of ring), and the frame 4 of loudspeaker itself
Chamber is received with sky, be can be used for accommodating the sound film 7, without additional accommodation space, can be reduced the volume of loudspeaker, solve
The problem of sound film 2 and centring disk 1 interfere.The lateral wall of above-mentioned centring disk 1 is equipped with and is connected with external power source first
Pad 5, the lower surface of the centring disk 1 are equipped with the second pad 6 connecting with voice coil leads 9, are by above-mentioned first pad 5
It can be achieved to be electrically connected with external power supply, can be realized by above-mentioned second pad 6 and be electrically connected with voice coil 3, that is, pass through above-mentioned
Structure allows frame 4 to remove electric connection terminal design, and centring disk 1 does not need to connect with the electric connection terminal of frame 4,
Cost is reduced, production efficiency is provided.
Further, a kind of loudspeaker further includes frame 4, and the sound film 2 is arranged in the frame 4.
Further, the lateral wall of the centring disk 1 is equipped with L-type plate 10, and the L-type plate 10 includes being vertically arranged
First plate 11 and horizontally disposed second plate 12, the top of first plate 11 are arranged on the lateral wall of the centring disk 1,
Second plate 12 is vertical with the bottom of first plate 11 to be connect, and second plate 12 is equipped with first pad 5.
As can be seen from the above description, can effectively realize the setting of the first pad 5 by above structure, facilitate itself and external source
The electrical connection of power supply.
Further, the two sides on the same lateral wall of the centring disk 1 are respectively equipped with the L-type plate 10, two institutes
The first plate 11 for stating L-type plate 10 is contacted with the lateral wall of the frame 4；Second plate 12 of two L-type plates 10 is equipped with
First pad 5.
As can be seen from the above description, the structure contacted by the first plate 11 with the lateral wall of the frame 4, is convenient for and the first plate
It, being capable of peace between facilitating centering branch piece 1, sound film 2 and frame 4 while the first pad 5 on 11 is electrically connected with external power supply
Set position.
Further, the lower surface of the centring disk 1 is set there are two second pad 6, two second pads 6
Longitudinally asymmetric face about voice coil 3 is symmetrical arranged, and the longitudinally asymmetric face is perpendicular to horizontal plane；3 inner wall of voice coil is equipped with
Two about the longitudinally asymmetric symmetrically arranged voice coil leads 9 in face；Two second pads 6 draw with corresponding voice coil respectively
Line 9 connects.
From loading description it is found that the voice coil 3 is rectangular-ambulatory-plane structure, during the voice coil leads 9 are arranged at the top of inner wall
Between position, the length of voice coil leads 9 can be reduced, to reduce the risk of the broken string of voice coil leads 9, and faced about longitudinally asymmetric
Claim, so that vibrational system more balances.
Further, the exterior deckle board 14 of the centring disk 1 including interior deckle board 13 and rectangular-ambulatory-plane, the interior deckle board 13 it is outer
Wall is connect by linking arm 15 with the inner wall of exterior deckle board 14.
Further, the centring disk 1 is compliant conductive plate.
Further, the number of the linking arm 15 is four.
As can be seen from the above description, being arranged by above structure, enable to the vibrational system of loudspeaker that can do along axial direction
It moves back and forth, and the position deviation after the vibration of sound film 2 and voice coil 3 can be improved.
Further, the exterior deckle board 14 include sequentially connected first inner sidewall, the second inner sidewall, third inner sidewall and
4th inner sidewall；The interior deckle board 13 includes sequentially connected first lateral wall, the second lateral wall, outside third lateral wall and the 4th
Side wall；
One end of first linking arm 15 is connect with first inner sidewall, the other end of the first linking arm 15 with
The first lateral wall connection；
One end of second linking arm 15 is connect with second inner sidewall, the other end of the second linking arm 15 with
The second lateral wall connection；
One end of linking arm 15 described in third is connect with the third inner sidewall, the other end of linking arm 15 described in third with
The third lateral wall connection；
One end of 4th linking arm 15 is connect with the 4th inner sidewall, the other end of the 4th linking arm 15 with
The 4th lateral wall connection.
Further, first inner sidewall and the first lateral wall face are arranged, second inner sidewall with it is described
The setting of second lateral wall face, the third inner sidewall and the third lateral wall face are arranged, the 4th inner sidewall and institute
State the setting of the 4th lateral wall face.
As can be seen from the above description, by above structure, what the interior deckle board 13 and exterior deckle board 14 for improving centring disk 1 connected
Reliability and stability, and pass through the specific structure of above-mentioned centring disk 1, it can be in 1 inside casing of centring disk according to performance requirement
Plate 13 can serve as the effect of top dome, need top dome to require to remove tradition, reduce product thickness；I.e. by increasing or changing
The material and thickness of interior deckle board covering surface make up to performance requirement, it can be achieved that being not necessarily to the structure design of top dome, reduce cost,
Improve production efficiency.
Please refer to Fig. 1-Fig. 4, the embodiments of the present invention one are as follows:
The utility model provides a kind of loudspeaker, including the centring disk 1, sound film 2,3 and of voice coil being cascading
Frame 4；
The lower surface of the centring disk 1 is contacted with the upper surface of the sound film 2；On the lateral wall of the centring disk 1
Equipped with the first pad 5 is connected with external power source, the lower surface of the centring disk 1 is equipped with the second pad 6；The sound film 2 wraps
Downwardly convex ring 7 is included, the ring 7 is arranged towards the voice coil 3；Among the sound film 2 be equipped with through-hole 8, described second
Pad 6 is connect by the through-hole 8 with the voice coil leads 9 of the voice coil 3；The sound film 2 is arranged in the frame 4；
The lateral wall of the centring disk 1 is equipped with L-type plate 10, and the L-type plate 10 includes the first plate 11 being vertically arranged
With horizontally disposed second plate 12, the top of first plate 11 is arranged on the lateral wall of the centring disk 1, and described second
Plate 12 is vertical with the bottom of first plate 11 to be connect, and second plate 12 is equipped with first pad 5；
Two sides on the same lateral wall of the centring disk 1 are respectively equipped with the L-type plate 10, two L-type plates 10
The first plate 11 contacted with the lateral wall of the frame 4；The lower surface of the centring disk 1 is set there are two second pad
6, two second pads 6 are symmetrical arranged about the longitudinally asymmetric face of voice coil 3, and the longitudinally asymmetric face is perpendicular to horizontal plane；
About the longitudinally asymmetric symmetrically arranged voice coil leads 9 in face there are two being set on 3 inner wall of voice coil；Two second pads
6 connect with corresponding voice coil leads 9 respectively；
The centring disk 1 includes the exterior deckle board 14 of interior deckle board 13 and rectangular-ambulatory-plane, and the outer wall of the interior deckle board 13 passes through company
Arm 15 is connect to connect with the inner wall of exterior deckle board 14；The centring disk 1 is compliant conductive plate；The number of the linking arm 15 is four
It is a；The exterior deckle board 14 includes sequentially connected first inner sidewall, the second inner sidewall, third inner sidewall and the 4th inner sidewall；Institute
Stating interior deckle board 13 includes sequentially connected first lateral wall, the second lateral wall, third lateral wall and the 4th lateral wall；Described in first
One end of linking arm 15 is connect with first inner sidewall, and the other end and first lateral wall of the first linking arm 15 connect
It connects；One end of second linking arm 15 is connect with second inner sidewall, the other end of the second linking arm 15 with it is described
The connection of second lateral wall；One end of linking arm 15 described in third is connect with the third inner sidewall, linking arm 15 described in third
The other end is connect with the third lateral wall；One end of 4th linking arm 15 is connect with the 4th inner sidewall, the 4th institute
The other end for stating linking arm 15 is connect with the 4th lateral wall；First inner sidewall is set with the first lateral wall face
It sets, second inner sidewall and the second lateral wall face are arranged, the third inner sidewall and the third lateral wall face
Setting, the 4th inner sidewall and the 4th lateral wall face are arranged；Preferably, 6 electricity of first pad 5 and the second pad
Connection；The utility model does not improve the structure of sound film, this sound film is the common structure of existing loudspeaker, only to sound film
Changed with the erection sequence of centring disk, so that the structure of loudspeaker is more compact, reduces the volume of loudspeaker.
In conclusion the utility model provides a kind of loudspeaker, including centring disk 1, the sound film 2 being cascading
With voice coil 3, the lateral wall of the centring disk 1, which is equipped with, is connected with external power source the first pad 5, the centring disk 1
Lower surface is equipped with the second pad 6；The sound film 2 includes downwardly convex ring 7, and the ring 7 is arranged towards the voice coil 3；
Through-hole 8 is equipped among the sound film 2, second pad 6 is connect by the through-hole 8 with the voice coil leads 9 of the voice coil 3.
The utility model proposes a kind of loudspeaker, contained sizing branch piece is not located between sound film and voice coil 4, but is located at
2 top of sound film, so that sound film can be designed with reflexed ring (the downwardly convex setting of ring), and the frame 4 of loudspeaker has in itself
Sky receives chamber, can be used for accommodating the sound film 7, without additional accommodation space, can reduce the volume of loudspeaker, solve sound film
2 with centring disk 1 interfere the problem of.The lateral wall of above-mentioned centring disk 1 is equipped with and is connected with external power source the first pad
5, the lower surface of the centring disk 1 is equipped with the second pad 6 connecting with voice coil leads 9, can be real by above-mentioned first pad 5
It is now electrically connected with external power supply, can be realized by above-mentioned second pad 6 and be electrically connected with voice coil 3, i.e., by above structure,
Allow frame 4 to remove electric connection terminal design, centring disk 1 do not need connect with the electric connection terminal of frame 4, reduction at
This, provides production efficiency, and be located at the centring disk 1 above sound film 2, can be in 1 inside casing of centring disk according to performance requirement
Plate 13 increases or changes the material and thickness of interior deckle board covering surface, so that removing tradition needs the requirement of roof structure, to drop
Low cost improves production efficiency.
Upper described only the embodiments of the present invention, therefore it does not limit the scope of the patent of the utility model, all benefits
The equivalents made by the utility model specification and accompanying drawing content are applied directly or indirectly in relevant technical field,
It is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of loudspeaker, which is characterized in that including the centring disk, sound film and voice coil being cascading；
The lower surface of the centring disk is contacted with the upper surface of the sound film；The lateral wall of the centring disk be equipped with it is outer
The lower surface of first pad of portion's power supply connection, the centring disk is equipped with the second pad；The sound film includes downwardly convex
Ring, the ring are arranged towards the voice coil；Be equipped with through-hole among the sound film, second pad by the through-hole with
The voice coil leads of the voice coil connect.
2. a kind of loudspeaker according to claim 1, which is characterized in that further include frame, the sound film is arranged described
In frame.
3. a kind of loudspeaker according to claim 2, which is characterized in that the lateral wall of the centring disk is equipped with L-type
Plate, the L-type plate include the first plate being vertically arranged and horizontally disposed second plate, and the top of first plate is arranged described
On the lateral wall of centring disk, second plate is vertical with the bottom of first plate to be connect, and second plate is equipped with described
First pad.
4. a kind of loudspeaker according to claim 3, which is characterized in that two on the same lateral wall of the centring disk
Side is respectively equipped with the L-type plate, and the first plate of two L-type plates is contacted with the lateral wall of the frame.
5. a kind of loudspeaker according to claim 1, which is characterized in that the lower surface of the centring disk is set there are two institute
State the second pad, two second pads are symmetrical arranged about the longitudinally asymmetric face of voice coil, the longitudinally asymmetric face perpendicular to
Horizontal plane；About the longitudinally asymmetric symmetrically arranged voice coil leads in face there are two being set on the voice-coil inwall；Two described
Two pads are connected with corresponding voice coil leads respectively.
6. a kind of loudspeaker according to claim 1, which is characterized in that the centring disk includes interior deckle board, linking arm
It is connected with the outer wall of the exterior deckle board of rectangular-ambulatory-plane, the interior deckle board by the inner wall of linking arm and exterior deckle board.
7. a kind of loudspeaker according to claim 6, which is characterized in that the centring disk is compliant conductive plate.
8. a kind of loudspeaker according to claim 6, which is characterized in that the number of the linking arm is four.
9. a kind of loudspeaker according to claim 8, which is characterized in that the exterior deckle board includes in sequentially connected first
Side wall, the second inner sidewall, third inner sidewall and the 4th inner sidewall；The interior deckle board includes sequentially connected first lateral wall,
Two lateral walls, third lateral wall and the 4th lateral wall；
One end of first linking arm is connect with first inner sidewall, the other end of the first linking arm and described first
Lateral wall connection；
One end of second linking arm is connect with second inner sidewall, the other end of the second linking arm and described second
Lateral wall connection；
One end of linking arm described in third is connect with the third inner sidewall, the other end of linking arm described in third and the third
Lateral wall connection；
One end of 4th linking arm is connect with the 4th inner sidewall, the other end of the 4th linking arm and the described 4th
Lateral wall connection.
10. a kind of loudspeaker according to claim 9, which is characterized in that first inner sidewall and first outside
The setting of wall face, second inner sidewall and the second lateral wall face are arranged, outside the third inner sidewall and the third
The setting of side wall face, the 4th inner sidewall and the 4th lateral wall face are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920032602.3U CN209314075U (en) | 2019-01-08 | 2019-01-08 | A kind of loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920032602.3U CN209314075U (en) | 2019-01-08 | 2019-01-08 | A kind of loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209314075U true CN209314075U (en) | 2019-08-27 |
Family
ID=67680606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920032602.3U Active CN209314075U (en) | 2019-01-08 | 2019-01-08 | A kind of loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209314075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110891230A (en) * | 2019-11-21 | 2020-03-17 | 瑞声科技(新加坡)有限公司 | Sound production device |
-
2019
- 2019-01-08 CN CN201920032602.3U patent/CN209314075U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110891230A (en) * | 2019-11-21 | 2020-03-17 | 瑞声科技(新加坡)有限公司 | Sound production device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10237661B2 (en) | Speaker device | |
| CN208353588U (en) | Loudspeaker enclosure | |
| WO2019128424A1 (en) | Loudspeaker module | |
| CN203590436U (en) | Mini-sized loudspeaker | |
| WO2016155324A1 (en) | Loudspeaker module | |
| CN209314075U (en) | A kind of loudspeaker | |
| CN209314082U (en) | A kind of loudspeaker | |
| WO2019205658A1 (en) | Sound producing device, sound producing module, and electronic terminal | |
| CN114501259A (en) | Kernel, loudspeaker module and electronic equipment | |
| CN109982217B (en) | Miniature loudspeaker | |
| CN209593748U (en) | A kind of Microspeaker | |
| CN104581567A (en) | Ultra-thin loudspeaker and assembling method thereof | |
| CN209314077U (en) | A kind of connection structure of loudspeaker | |
| CN212727402U (en) | Loudspeaker | |
| CN201657279U (en) | Moving coil type electroacoustic converter | |
| CN209314088U (en) | Microspeaker | |
| CN203708472U (en) | Sounding device | |
| CN209314048U (en) | A kind of connection structure of speaker centring support sheet | |
| US10764687B2 (en) | Sound generator | |
| CN207235097U (en) | A kind of electroacoustic transducer with magnetic circuit system | |
| CN102655617B (en) | Microphone and assembly method thereof | |
| CN210093439U (en) | Loudspeaker box | |
| CN221652766U (en) | Sounding monomer and sounding module | |
| CN209314024U (en) | A kind of loudspeaker | |
| CN109327775A (en) | Special-shaped voice coil and loudspeaker, the electronic equipment for using it |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000 No. 1013, West Ring Road, Shajing street, Bao'an District, Shenzhen, Guangdong Patentee after: Weishi Technology Co.,Ltd. Country or region after: China Address before: 518000 No. 1013, West Ring Road, Shajing street, Bao'an District, Shenzhen, Guangdong Patentee before: SHENZHEN SUNWAY ACOUSTICS TECHNOLOGY Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address |