CN209314048U - A kind of connection structure of speaker centring support sheet - Google Patents
A kind of connection structure of speaker centring support sheet Download PDFInfo
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- CN209314048U CN209314048U CN201920042036.4U CN201920042036U CN209314048U CN 209314048 U CN209314048 U CN 209314048U CN 201920042036 U CN201920042036 U CN 201920042036U CN 209314048 U CN209314048 U CN 209314048U
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- pad
- frame
- voice coil
- inside casing
- outline border
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- 238000003780 insertion Methods 0.000 claims abstract description 16
- 230000037431 insertion Effects 0.000 claims abstract description 16
- 229910000679 solder Inorganic materials 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000012536 packaging technology Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 10
- 239000003292 glue Substances 0.000 description 9
- 230000001070 adhesive effect Effects 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model provides a kind of connection structure of speaker centring support sheet, the centring disk includes inside casing and outline border, the inner sidewall of the outline border and the lateral wall of inside casing connect, the lower surface of the outline border, which is respectively equipped with, is connected with external power source the first pad and the second pad, and the inside casing lower surface is equipped with the third pad and the 4th pad connecting respectively with voice coil；The frame has the first cavity for being connected to its upper and lower surfaces, the outline border insertion is arranged in the frame, the first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, and the inside casing is located in first cavity.The utility model is reduced costs by above structure, simplifies loudspeaker packaging technology, improves production efficiency.
Description
Technical field
The utility model relates to speaker technology field more particularly to a kind of connection structures of speaker centring support sheet.
Background technique
Microspeaker is a kind of important acoustic element in portable electronic device, for sound wave electric signal to be converted into
Voice signal outflow, is a kind of energy conversion device.Microspeaker generally includes vibrational system and magnetic circuit system, vibrational system
Including combined top dome, vibrating diaphragm, centring disk and voice coil, wherein centring disk is used to vibrating diaphragm and voice coil being connected as one
Body guarantees that voice coil vertically without skew, effectively prevents vibrating diaphragm from polarizing.Centring disk can also influence the rigidity of vibrational system
And it is pliable, to influence the frequency response of Microspeaker.Centring disk has flexible circuitry simultaneously, and voice coil leads can be with it
Connection improves voice coil leads and easily breaks, lead to speaker fail phenomenon so that voice coil leads shorten.It is the weight of Microspeaker
Want component.
The increase of traditional this component of centring disk can make bonding process in assembling process and welding sequence more multiple
Miscellaneous, specific as follows: assembling aspect needs to increase the bonding of twice glue and welds twice, without centring disk, then only needs to shake
Film is bonding with frame and voice coil progress twice, and glue bonding will increase as four procedures, four work after increasing centring disk
Sequence is respectively twice glue bonding process of the centring disk lower surface respectively between frame and voice coil, upper surface and vibrating diaphragm it is interior
Twice glue bonding process between outline border, and centring disk is with flexible circuitry, UV lamp is irradiated but, is allowed to and frame
Bonding cannot be bonded using traditional UV curability glue, and in order to meet adhesive property requirement, what is be commonly used is
Moisture-curable glue silica gel, but the curing time of silica gel is long, and condition of cure obtains heating and moistening, is unfavorable for producing very much.Together
When welding aspect also will increase and weld twice because tradition only needs 2 leads of voice coil to weld respectively with frame, and increase and have
The centring disk of flexible circuitry, conducting acts between centring disk undertaker voice coil and frame pad, two leads of voice coil and fixed
After the welding of heart branch piece, it is also necessary to again with frame pad solder, to realize conducting, thus after increase centring disk meeting so that loudspeaking
Device integral installation technique is more complicated.
Utility model content
The utility model is intended to provide a kind of connection structure of speaker centring support sheet, and it is fixed in increase to simplify loudspeaker
Packaging technology after heart branch piece, improves production efficiency.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of connection structure of speaker centring support sheet, including frame, centring disk and voice coil；
The centring disk includes inside casing and outline border, and the inner sidewall of the outline border and the lateral wall of inside casing connect, described outer
The lower surface of frame, which is respectively equipped with, is connected with external power source the first pad and the second pad, the inside casing lower surface be equipped with respectively with
The third pad and the 4th pad of voice coil connection；
The frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in the frame
On, the first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, the inside casing
In first cavity.
Further, the centring disk is flexible circuit board, and first pad is electrically connected with third pad, described the
Two pads are electrically connected with the 4th pad.
Further, the centring disk further includes linking arm, and the inside casing and outline border are rectangular-ambulatory-plane, the inside casing
Outer wall is connected by the inner wall of linking arm and outline border.
Further, first pad and the second pad are located on the two sides of the same frame of outline border.
Further, the third pad is located on one end of one frame of inside casing, and it is another that the 4th pad is located inside casing
At the position of the other end of the frame far from described one end, another frame of inside casing is parallel to each other with one frame of inside casing.
Further, the shape of the voice coil is rectangular-ambulatory-plane, is respectively equipped with the first voice coil at diagonal position on the voice coil
Lead and the second voice coil leads, first voice coil leads are drawn from the side wall of the voice coil, and second voice coil leads are from institute
The upper surface for stating voice coil is drawn, first voice coil leads and the third pad solder, second voice coil leads with it is described
4th pad solder.
Further, the inside casing lower surface is equipped with the holding tank for accommodating second voice coil leads.
Further, the centring disk and the frame are integrally formed.
Further, the two sides on the same lateral wall of the outline border are respectively equipped with L-type plate, and the L-type plate includes vertical
The first plate and horizontally disposed second plate being arranged are arranged on the lateral wall of the outline border at the top of first plate, described
Second plate is vertical with the bottom of first plate to be connect, and the lower surface of second plate is equipped with first pad, Ling Yisuo
The lower surface for stating the second plate is equipped with second pad；First plate of two L-type plates, which is embedded in, to be arranged in the frame,
Two second plates are respectively positioned on the underface of the frame.
The utility model has the following beneficial effects:
The utility model provides a kind of connection structure of speaker centring support sheet, and the centring disk includes inside casing and outer
Frame, the inner sidewall of the outline border and the lateral wall of inside casing connect, and the lower surface of the outline border is respectively equipped with to be connect with external power supply
The first pad and the second pad, the inside casing lower surface is equipped with the third pad and the 4th pad that connect respectively with voice coil；Institute
Stating frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in the frame, described outer
The first pad and the second pad on frame are connected with external power source position and are located at outside frame, and the inside casing is located at described the
In one cavity.Centring disk insertion is arranged in frame the utility model, and the first pad of centring disk outline border lower surface
It is respectively positioned on outside the frame with the second pad, convenient for the power electric connection with outside, while inside casing is located at the first cavity of frame
Interior, inside casing lower surface is respectively equipped with the third pad and the 4th pad connecting with voice coil, and the utility model is made by above structure
Centring disk do not need with frame carry out glue it is bonding, also solve reliability centring disk and frame adhesive property it is illusive
Problem, while it being connected with external power source pad and electric connection terminal woth no need to be arranged in frame, centring disk is outer with connection
The pad of portion's power supply, outline border insertion are arranged in frame, can be by being integrally formed with frame, and the utility model only needs
By the first pad and the second pad and external power solder, and by third pad and the 4th pad respectively with voice coil pad,
It is easy to operate, and without being bonded by glue, cost can be reduced, loudspeaker packaging technology is simplified, improves production efficiency.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the connection structure of centring disk of the utility model embodiment；
Fig. 2 is the structural schematic diagram that the centring disk of the utility model embodiment is connect with frame；
Fig. 3 is the structural schematic diagram of the voice coil of the utility model embodiment；
Fig. 4 is the structural schematic diagram of the centring disk of the utility model embodiment；
Fig. 5 is the bottom view of the centring disk of the utility model embodiment and the connection structure of frame；
Label declaration:
1, frame；2, centring disk；3, voice coil；4, inside casing；5, the first pad；6, the second pad；7, third pad；8,
Four pads；9, linking arm；10, the first voice coil leads；11, the second voice coil leads；12, outline border；13, the first plate；14, the second plate；
15, holding tank.
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 includes inside casing and outline border, and the lower surface of outline border is set respectively
Be connected with external power source the first pad and the second pad, inside casing lower surface be equipped with the third pad being connect respectively with voice coil and
4th pad；Frame has the first cavity for being connected to its upper and lower surfaces, and outline border insertion is arranged in the frame, and the
One pad and the second pad are respectively positioned on outside frame；Inside casing is located in first cavity.
Please referring to Fig. 1-Fig. 5, the utility model provides a kind of connection structure of speaker centring support sheet, including frame,
Centring disk and voice coil；
The centring disk includes inside casing and outline border, and the inner sidewall of the outline border and the lateral wall of inside casing connect, described outer
The lower surface of frame, which is respectively equipped with, is connected with external power source the first pad and the second pad, the inside casing lower surface be equipped with respectively with
The third pad and the 4th pad of voice coil connection；
The frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in the frame
On, the first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, the inside casing
In first cavity.
As can be seen from the above description, the utility model provides a kind of connection structure of speaker centring support sheet, the centering
Branch piece includes inside casing and outline border, and the inner sidewall of the outline border and the lateral wall of inside casing connect, and the lower surface of the outline border is set respectively
It is connected with external power source the first pad and the second pad, the inside casing lower surface is equipped with the third weldering connecting respectively with voice coil
Disk and the 4th pad；The frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in institute
It states in frame, the first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, institute
Inside casing is stated to be located in first cavity.Centring disk insertion is arranged in frame the utility model, and centring disk outline border
The first pad and the second pad of lower surface are respectively positioned on outside the frame, convenient for external power electric connection, while inside casing position
In in the first cavity of frame, inside casing lower surface is respectively equipped with the third pad and the 4th pad connecting with voice coil, this is practical new
Type so that centring disk does not need to carry out glue with frame bonding, also solves reliability centring disk and basin by above structure
The illusive problem of frame adhesive property, while it being connected with external power source pad and electric connection terminal woth no need to be arranged in frame,
Centring disk with connection external power supply pad, outline border insertion be arranged in frame, can by with frame integrated through injection molding at
Type, the utility model are only needed the first pad and the second pad and external power solder, and by third pad and the 4th
Pad is easy to operate respectively with voice coil pad, and without being bonded by glue, can reduce cost, simplify loudspeaker assembling
Technique improves production efficiency.
Further, the centring disk is flexible circuit board, and first pad is electrically connected with third pad, described the
Two pads are electrically connected with the 4th pad.
As can be seen from the above description, being electrically connected by power supply one end with the first pad, the first pad is electrically connected with third pad,
Third pad is electrically connected with the input terminal of voice coil, and the output end of voice coil is electrically connected with the 4th pad, the 4th pad and the second pad
Electrical connection, the second pad are electrically connected with the power supply other end, constitute the electrical connection circuit of voice coil, thus to guarantee that voice coil is normally steady
Fixed work.
Further, the centring disk further includes linking arm, and the inside casing and outline border are rectangular-ambulatory-plane, the inside casing
Outer wall is connected by the inner wall of linking arm and outline border.
As can be seen from the above description, can guarantee the stabilizability and stabilization of the interior outline border connection of the centering branch heart by above structure
Property；Preferably, the lower surface of the inside casing and lower surface of outline border is concordant is arranged, the upper surface of the inside casing and upper surface of outline border is concordant sets
It sets.
Further, first pad and the second pad are located on the two sides of the same frame of outline border.
As can be seen from the above description, passing through when centring disk is electrically connected by the first pad and the second pad with external power supply
Said structure design, so that connection structure is more compact.
Further, the third pad is located on one end of one frame of inside casing, and it is another that the 4th pad is located inside casing
At the position of the other end of the frame far from described one end, another frame of inside casing is parallel to each other with one frame of inside casing.
As can be seen from the above description, above structure, connect convenient for centring disk with voice coil, it being capable of simple mounting process.
Further, the shape of the voice coil is rectangular-ambulatory-plane, is respectively equipped with the first voice coil at diagonal position on the voice coil
Lead and the second voice coil leads, first voice coil leads are drawn from the side wall of the voice coil, and second voice coil leads are from institute
The upper surface for stating voice coil is drawn, first voice coil leads and the third pad solder, second voice coil leads with it is described
4th pad solder.
As can be seen from the above description, power supply one end connects with the first pad solder by above structure, the first pad and third are welded
Disk electrical connection, third pad are electrically connected with the first voice coil leads of voice coil, and the second voice coil leads and the 4th pad of voice coil are electrically connected
It connects, the 4th pad is electrically connected with the second pad, and the second pad and power cathode weld, and is thus constituted being electrically connected for voice coil and is taken back
Road, to guarantee the work of voice coil normal table.
Further, the inside casing lower surface is equipped with the holding tank for accommodating second voice coil leads.
As can be seen from the above description, being located at the second voice coil leads in holding tank by above structure, and welded with the 4th pad
It connects, since the upper surface that the second voice coil leads are located at voice coil solves and voice coil exists in the prior art by said structure design
Lead is drawn by the upper surface of voice coil, and the adhesive surface that will lead to voice coil lower surface and thermal insulative board is uneven, thus influence voice coil with
The problem of centring disk adhesive surface is uneven, increases the flatness of voice coil bonding plane, vibrational system is easy to cause to polarize.Further
, the centring disk and the frame are integrally formed.
As can be seen from the above description, being integrally formed by centring disk and the frame, outline border insertion is arranged in basin
In frame, the mounting process of loudspeaker can be simplified.
Further, the two sides on the same lateral wall of the outline border are respectively equipped with L-type plate, and the L-type plate includes vertical
The first plate and horizontally disposed second plate being arranged are arranged on the lateral wall of the outline border at the top of first plate, described
Second plate is vertical with the bottom of first plate to be connect, and the lower surface of second plate is equipped with first pad, Ling Yisuo
The lower surface for stating the second plate is equipped with second pad；First plate of two L-type plates, which is embedded in, to be arranged in the frame,
And there is 0.15mmr distance with frame lateral wall respectively, and to guarantee that the first plate can't be separated with frame, two second plates
It is respectively positioned on the underface of the frame.
As can be seen from the above description, by above structure, convenient for the welding of the first pad and the second pad and external power supply, and
It is arranged by above structure, can be improved the reliability and stability that centering stator is connect with frame.
Preferably, the following table face contact of the upper surface of second plate and the frame.
Please refer to Fig. 1-Fig. 5, the embodiments of the present invention are as follows:
The utility model provides a kind of connection structure of speaker centring support sheet, including frame 1, centring disk 2 and sound
Circle 3；
The centring disk 2 includes inside casing 4 and outline border 12, and the inner sidewall of the outline border 12 is connect with the lateral wall of inside casing 4,
The lower surface of the outline border 12, which is respectively equipped with, is connected with external power source the first pad 5 and the second pad 6,4 following table of inside casing
Face is equipped with the third pad 7 and the 4th pad 8 connecting respectively with voice coil 3；
The frame 1 has the first cavity for being connected to its upper and lower surfaces, and the insertion of outline border 12 is arranged described
In frame 1, the first pad 5 and the second pad 6 and the position of external power supply welding on the outline border 12 are located at frame 1
Outside, the inside casing 4 is located in first cavity.
The centring disk 2 is flexible circuit board, and first pad 5 is electrically connected with third pad 7, second pad
6 are electrically connected with the 4th pad 8；The centring disk 2 further includes linking arm 9, and the inside casing 4 and outline border 12 are rectangular-ambulatory-plane, institute
The outer wall for stating inside casing 4 is connect by linking arm 9 with the inner wall of outline border 12；First pad 5 and the second pad 6 are located at outer
On the two sides of the same frame of frame 12；The third pad 7 is located on one end of 4 one frame of inside casing, and the 4th pad 8 is located at interior
At the position of 4 other end of another frame far from described one end of frame, another frame of the inside casing 4 and 4 one frame of inside casing are mutually flat
Row；The number of the linking arm 9 is four；
The outline border 12 includes sequentially connected first inner sidewall, the second inner sidewall, third inner sidewall and the 4th inner sidewall；
The inside casing 4 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 9 is connect with first inner sidewall, and the other end and first lateral wall of the first linking arm 9 connect
It connects；One end of second linking arm 9 is connect with second inner sidewall, the other end of the second linking arm 9 and described the
The connection of two lateral walls；One end of linking arm 9 described in third is connect with the third inner sidewall, and linking arm 9 is another described in third
End is connect with the third lateral wall；One end of 4th linking arm 9 is connect with the 4th inner sidewall, the 4th connection
The other end of arm 9 is connect with the 4th lateral wall；
The shape of the voice coil 3 is rectangular-ambulatory-plane, is respectively equipped with 10 He of the first voice coil leads at diagonal position on the voice coil 3
Second voice coil leads 11, first voice coil leads 10 are drawn from the side wall of the voice coil 3, and second voice coil leads 11 are from institute
The upper surface for stating voice coil 3 is drawn, and first voice coil leads 10 are welded with the third pad 7, second voice coil leads 11
It is welded with the 4th pad 8；4 lower surface of inside casing is equipped with the holding tank 15 for accommodating second voice coil leads 11；It is described
Centring disk 2 and the frame 1 are integrally formed；
Further, the two sides on the same lateral wall of the outline border 12 are respectively equipped with L-type plate, and the L-type plate includes perpendicular
The lateral wall of the outline border is arranged in the first plate 13 and horizontally disposed second plate 14 being directly arranged, the top of first plate 13
On, second plate 14 is vertical with the bottom of first plate 13 to be connect, and the lower surface of second plate 14 is equipped with described the
The lower surface of one pad, another second plate 14 is equipped with second pad；First plate 13 of two L-type plates is embedded in
It is arranged in the frame, second plate 14 is located at the underface of the frame.
In conclusion the utility model provides a kind of connection structure of speaker centring support sheet, the centring disk packet
Include inside casing and outline border, the inner sidewall of the outline border and the lateral wall of inside casing connect, the lower surface of the outline border be respectively equipped with outside
The first pad and the second pad of portion's power supply connection, the inside casing lower surface are equipped with the third pad that connect respectively with voice coil and the
Four pads；The frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in the frame
On, the first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, the inside casing
In first cavity.Centring disk insertion is arranged in frame the utility model, and centring disk outline border lower surface
The first pad and the second pad be respectively positioned on outside the frame, convenient for external power electric connection, while inside casing is located at frame
The first cavity in, inside casing lower surface is respectively equipped with the third pad connecting with voice coil and the 4th pad, the utility model pass through
Above structure so that centring disk do not need with frame carry out glue it is bonding, also solve reliability centring disk it is Nian Jie with frame
The illusive problem of performance, while it being connected with external power source pad and electric connection terminal woth no need to be arranged in frame, centering branch
Pad of the piece with connection external power supply, outline border insertion are arranged in frame, can be by being integrally formed with frame, this reality
It is needed with novel by the first pad and the second pad and external power solder, and third pad and the 4th pad is distinguished
It is easy to operate with voice coil pad, and without being bonded by glue, cost can be reduced, loudspeaker packaging technology is simplified, is improved
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 (9)
1. a kind of connection structure of speaker centring support sheet, which is characterized in that including frame, centring disk and voice coil；
The centring disk includes inside casing and outline border, and the inner sidewall of the outline border and the lateral wall of inside casing connect, the outline border
Lower surface, which is respectively equipped with, is connected with external power source the first pad and the second pad, the inside casing lower surface be equipped with respectively with voice coil
The third pad and the 4th pad of connection；
The frame has the first cavity for being connected to its upper and lower surfaces, and the outline border insertion is arranged in the frame,
The first pad and the second pad on the outline border are connected with external power source position and are located at outside frame, and the inside casing is located at
In first cavity.
2. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that the centring disk
For flexible circuit board, first pad is electrically connected with third pad, and second pad is electrically connected with the 4th pad.
3. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that the centring disk
It further include linking arm, the inside casing and outline border are rectangular-ambulatory-plane, and the outer wall of the inside casing is connected by the inner wall of linking arm and outline border
It connects.
4. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that first pad
It is located at the second pad on the two sides of the same frame of outline border.
5. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that the third pad
On one end of one frame of inside casing, the 4th pad is located at the position of the other end of another frame of inside casing far from described one end
Place, another frame of inside casing are parallel to each other with one frame of inside casing.
6. a kind of connection structure of speaker centring support sheet according to claim 5, which is characterized in that the shape of the voice coil
Shape is rectangular-ambulatory-plane, is respectively equipped with the first voice coil leads and the second voice coil leads, first sound on the voice coil at diagonal position
It encloses lead to draw from the side wall of the voice coil, second voice coil leads are drawn from the upper surface of the voice coil, first sound
Enclose lead and the third pad solder, second voice coil leads and the 4th pad solder.
7. a kind of connection structure of speaker centring support sheet according to claim 6, which is characterized in that the inside casing following table
Face is equipped with the holding tank for accommodating second voice coil leads.
8. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that the centring disk
It is integrally formed with the frame.
9. a kind of connection structure of speaker centring support sheet according to claim 1, which is characterized in that the outline border it is same
Two sides on one lateral wall are respectively equipped with L-type plate, and the L-type plate includes the first plate being vertically arranged and horizontally disposed second
Plate is arranged on the lateral wall of the outline border at the top of first plate, and second plate is vertical with the bottom of first plate
Connection, the lower surface of second plate are equipped with first pad, and the lower surface of another second plate is equipped with described second
Pad；First plate of two L-type plates, which is embedded in, to be arranged in the frame, and two second plates are respectively positioned on the frame
Underface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920042036.4U CN209314048U (en) | 2019-01-08 | 2019-01-08 | A kind of connection structure of speaker centring support sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920042036.4U CN209314048U (en) | 2019-01-08 | 2019-01-08 | A kind of connection structure of speaker centring support sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209314048U true CN209314048U (en) | 2019-08-27 |
Family
ID=67680838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920042036.4U Active CN209314048U (en) | 2019-01-08 | 2019-01-08 | A kind of connection structure of speaker centring support sheet |
Country Status (1)
| Country | Link |
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| CN (1) | CN209314048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022088278A1 (en) * | 2020-10-30 | 2022-05-05 | 瑞声声学科技(深圳)有限公司 | Speaker and electronic terminal |
-
2019
- 2019-01-08 CN CN201920042036.4U patent/CN209314048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022088278A1 (en) * | 2020-10-30 | 2022-05-05 | 瑞声声学科技(深圳)有限公司 | Speaker and electronic terminal |
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| 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 |
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| CP03 | Change of name, title or address |