CN205726386U - sound-producing device - Google Patents
sound-producing device Download PDFInfo
- Publication number
- CN205726386U CN205726386U CN201620306586.9U CN201620306586U CN205726386U CN 205726386 U CN205726386 U CN 205726386U CN 201620306586 U CN201620306586 U CN 201620306586U CN 205726386 U CN205726386 U CN 205726386U
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- Prior art keywords
- voice coil
- conductive part
- magnetic conductive
- vibrating diaphragm
- magnet
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 21
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 238000010276 construction Methods 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a kind of sound-producing device, it is assembled to form the lower cover of a receiving space including upper cover and this upper cover, in receiving space, is provided with support, the first vibrating diaphragm, the second vibrating diaphragm, the first voice coil loudspeaker voice coil, the second voice coil loudspeaker voice coil, the first Magnet, the second Magnet, the first magnetic conductive part and the second magnetic conductive part；Support has the first installed surface and second installed surface opposing with the first installed surface, first Magnet and the first magnetic conductive part are fixedly installed on the first installed surface, one end of first voice coil loudspeaker voice coil is inserted in the magnetic gap of the first Magnet and the formation of the first magnetic conductive part, the other end and the fixing connection of the first vibrating diaphragm, the outer peripheral edge of the first vibrating diaphragm is fixed on the first Magnet；Second Magnet and the second magnetic conductive part are fixedly installed on the second installed surface, and one end of the second voice coil loudspeaker voice coil is inserted in the magnetic gap of the second Magnet and the formation of the second magnetic conductive part, and the other end and the fixing connection of the second vibrating diaphragm, the outer peripheral edge of the second vibrating diaphragm is fixed on the second installed surface.Above-mentioned sound-producing device simple in construction, consolidate, be easy to assemble, reduce cost.
Description
Technical field
This utility model relates to electroacoustic field, particularly relates to a kind of sound-producing device.
Background technology
Voice coil loudspeaker voice coil refers to be placed on the wire coil in magnetic gap in sound-producing device, when tone currents is by voice coil loudspeaker voice coil,
Voice coil loudspeaker voice coil will produce motion in magnetic field, thus promotes the diaphragm oscillations of sound-producing device, sends sound.Double-tone
Circle generally refers on same voice coil loudspeaker voice coil axle, by two wire coils of wire coiling, for pushing away respectively
Dynamic two diaphragm oscillations so that double voice coil sound-producing device has the advantages that bass is powerful, sound is mellow and full, therefore,
Double voice coil sound-producing device is gradually widely used in the electronic products such as earphone, sound equipment, toy.
But, two vibrating diaphragms in traditional double voice coil sound-producing device are generally supported by two parts respectively,
Be additionally, since each parts in traditional double voice coil sound-producing device structure design unreasonable, cause each parts it
Between coordinate built on the sand, complicated integral structure, assemble inconvenience, add production cost.
Utility model content
Based on this, it is necessary to the problem existed for traditional double voice coil sound-producing device, it is provided that a kind of structure letter
Single, firm, and sound-producing device easy to assembly.
This utility model embodiment provides a kind of sound-producing device, is assembled to form receipts including upper cover and this upper cover
Hold space lower cover, be provided with in receiving space support, the first vibrating diaphragm, the second vibrating diaphragm, the first voice coil loudspeaker voice coil, second
Voice coil loudspeaker voice coil, the first Magnet, the second Magnet, the first magnetic conductive part and the second magnetic conductive part；
Support has the first installed surface and second installed surface opposing with the first installed surface, the first Magnet and
One magnetic conductive part is fixedly installed on the first installed surface, and the first Magnet and the first magnetic conduction are inserted in one end of the first voice coil loudspeaker voice coil
In the magnetic gap that part is formed, the other end and the fixing connection of the first vibrating diaphragm, the outer peripheral edge of the first vibrating diaphragm is fixed on first
On magnetic conductive part；
Second Magnet and the second magnetic conductive part are fixedly installed on the second installed surface, and one end of the second voice coil loudspeaker voice coil inserts the
In the magnetic gap that two Magnet and the second magnetic conductive part are formed, the other end and the fixing connection of the second vibrating diaphragm, the second vibrating diaphragm
Outer peripheral edge is fixed on the second installed surface.
Wherein in an embodiment, the middle part of upper cover offers the first sender, and the middle part of support offers
Through hole, sound regulating hole is offered at the middle part of lower cover.
Wherein in an embodiment, the middle part of the second vibrating diaphragm offers circular hole, and bore edges forms second and shakes
The inner peripheral of film, inner peripheral is fixed on described second magnetic conductive part.
Wherein in an embodiment, on the first sender, sound regulating hole, the through hole of support and the second vibrating diaphragm
Circular hole coaxial.
Wherein in an embodiment, the middle part of the second installed surface is formed with depression, and the second Magnet and second is led
Magnetic part be located at depression in, the second Magnet and the second magnetic conductive part are placed up and down, and and depression inwall between leave
Space, in the insertion space, one end of the second voice coil loudspeaker voice coil.
Wherein in an embodiment, the first installed surface is formed with cannelure around the back side of depression, the first magnetic
Ferrum and the first magnetic conductive part are setting up and down in cannelure, and and the sidewall of cannelure between leave space, first
In the insertion space, one end of voice coil loudspeaker voice coil.
Wherein in an embodiment, the outer peripheral edge around the first vibrating diaphragm connects has the first ring portion, around second
The outer peripheral edge of vibrating diaphragm connects has the second ring portion, the first ring portion to be fixed on the first magnetic conductive part, and the second ring portion is fixed
On the second installed surface.
Wherein in an embodiment, the inner peripheral of the second vibrating diaphragm connects has the 3rd ring portion, the 3rd ring portion to fix
On the second magnetic conductive part.
Wherein in an embodiment, the first Magnet and the first magnetic conductive part are the ring-shaped that aperture is identical, second
Magnet and the second magnetic conductive part are the ring-shaped that aperture is identical.
Above-mentioned sound-producing device one support and upper and lower covers fix all parts, simple in construction, firm, easy to assembly,
Reduce cost.
Accompanying drawing explanation
Fig. 1 is the generalized section of the sound-producing device of this utility model embodiment.
Detailed description of the invention
As it is shown in figure 1, wherein, Fig. 1 is the generalized section of the sound-producing device of this utility model embodiment.
The sound-producing device of the present embodiment includes: upper cover 11, support 12, lower cover the 13, first vibrating diaphragm 141,
Two vibrating diaphragm the 142, first voice coil loudspeaker voice coil the 151, second voice coil loudspeaker voice coil the 152, first Magnet the 161, second Magnet 162, first
Magnetic conductive part 171 and the second magnetic conductive part 172；Support 12 have the first installed surface 121 and with the first installed surface
121 the second opposing installed surfaces 122, the first Magnet 161 and the first magnetic conductive part 171 are fixedly installed on the first peace
On dress face 121, what the first Magnet 161 and the first magnetic conduction 171 were formed inserted in one end of the first voice coil loudspeaker voice coil 151
In magnetic gap, the other end and the first fixing connection of vibrating diaphragm 141, the outer peripheral edge of the first vibrating diaphragm 141 is fixed on first
On magnetic conductive part 171；Second Magnet 162 and the second magnetic conductive part 172 are fixedly installed on the second installed surface 122,
One end of second voice coil loudspeaker voice coil 152 is inserted in the magnetic gap of the second Magnet 162 and the formation of the second magnetic conductive part 172, another
Holding be connected fixing with the second vibrating diaphragm 142, the outer peripheral edge of the second vibrating diaphragm 142 is fixed on the second installed surface 122.
First vibrating diaphragm the 141, first Magnet 161 of this utility model sound-producing device and the first magnetic conductive part 171 form bass
Phonation unit, and second vibrating diaphragm the 142, second Magnet 162 and the second magnetic conductive part 172 form high pitch phonation unit,
Bass phonation unit and high pitch phonation unit are respectively assembled in the first installed surface 121 and second of support 12 and install
Face, not only simplifies structure, and stabilized structure, easy to assembly, reduces cost.
For the stability improving the first vibrating diaphragm 141 further and time the second vibrating diaphragm 142 vibrates, the present embodiment
In, the outer peripheral edge around the first vibrating diaphragm 141 connects has the first ring portion 181, around the periphery of the second vibrating diaphragm 142
Edge connects has the second ring portion 182, the first ring portion 181 to be fixed on the first magnetic conductive part 171, the second ring portion 182
It is fixed on the second installed surface 122.First ring portion 181 and the second ring portion 182 are preferably becket, such as
Copper ring, iron hoop etc..
Wherein in an embodiment, the middle part of the second installed surface 122 is formed with depression 125, the second Magnet
162 and second magnetic conductive part 172 be fixed at depression 125 in, on the second Magnet 162 and the second magnetic conductive part 172
Lower placement, and and depression 125 inwall between leave space, in the insertion space, one end of the second voice coil loudspeaker voice coil 152
And around the medial wall setting of depression 125, it is to avoid the second Magnet the 162, second magnetic conductive part 172 and the second sound
Circle 152 is moved at the first installed surface 121, affects the audio of sound-producing device.
First installed surface 121 is formed with cannelure 126 around the back side of depression 125, the first Magnet 161 and the
One magnetic conductive part 171 is setting up and down in cannelure 126, and and the sidewall of cannelure 126 between leave space,
One end of first voice coil loudspeaker voice coil 151 is inserted in this space and is arranged around the sidewall of cannelure 126.Avoid the first magnetic
Ferrum the 161, first magnetic conductive part 171 and the first voice coil loudspeaker voice coil 151 are moved at the second installed surface 122, and impact is sent out
The audio of acoustic device.
Wherein in an embodiment, the first Magnet 161 and the first magnetic conductive part 171 are the annular that aperture is identical
Shape, the second Magnet 162 and the second magnetic conductive part 172 are the ring-shaped that aperture is identical.First magnetic conductive part 171 He
Second magnetic conductive part 172 is preferably iron plate, it is also possible to for stalloy.The middle part of upper cover 11 offers first and goes out sound
Hole 110, the middle part of support 12 offers through hole 120, and sound regulating hole 130 is offered at the middle part of lower cover 13.
In the present embodiment, the first vibrating diaphragm 141 is used for producing bass, and the second vibrating diaphragm 142 is used for producing high pitch,
The size of the first vibrating diaphragm 141 is more than the size of the second vibrating diaphragm 142.The mesh of sound regulating hole 130 is set on lower cover 13
Be regulation second vibrating diaphragm produce high pitch effect.Specifically, sound regulating hole 130 can include multiple, such as Fig. 1
In have 3 sound regulating holes.Number and the aperture of sound regulating hole are arranged according to tuning effect.
Under normal circumstances, the second vibrating diaphragm is towards the sound tube mouth of earphone case, the i.e. first vibrating diaphragm and the second vibrating diaphragm
The sound produced is propagated to earphone sound tube by the first sender of upper cover, subsequently into the ear of user.
Therefore, in order to the sound making the second vibrating diaphragm send upwardly propagates, the sound sent with the first vibrating diaphragm converges,
The middle part of the second vibrating diaphragm offers circular hole 140, and circular hole 140 edge forms the inner peripheral of the second vibrating diaphragm 142, the
The inner peripheral of two vibrating diaphragms 142 connects has the 3rd ring portion 183, the 3rd ring portion 183 to be fixed on the second magnetic conductive part 172
On.Preferably, the first sound mouth 110 of upper cover, the sound regulating hole 130 of lower cover, the through hole 120 of support and
The circular hole 140 of two vibrating diaphragms is coaxial, and the high pitch that the second vibrating diaphragm 142 can be made to produce more effectively upwardly propagates.The
Three ring portions are preferably becket, such as copper ring, iron hoop etc..
In the present embodiment, sound-producing device also includes pcb board, and pcb board is located at below lower cover.Upper cover and lower cover
Junction breach is set, be connected wire (not shown) with the first voice coil loudspeaker voice coil 151 and the second voice coil loudspeaker voice coil 152
Draw from breach, and electrically connect with pcb board 191.Pcb board 191 is ring-shaped, it is also possible to for part ring
Shape.
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, the most right
The all possible combination of each technical characteristic in above-described embodiment is all described, but, if these skills
There is not contradiction in the combination of art feature, is all considered to be the scope that this specification is recorded.
Embodiment described above only have expressed several embodiments of the present utility model, its describe more concrete and
In detail, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that, it is right
For those of ordinary skill in the art, without departing from the concept of the premise utility, it is also possible to do
Going out some deformation and improvement, these broadly fall into protection domain of the present utility model.Therefore, this utility model is special
The protection domain of profit should be as the criterion with claims.
Claims (7)
1. a sound-producing device, it is characterized in that, including: upper cover and this upper cover are assembled to form the lower cover of a receiving space, are provided with support, the first vibrating diaphragm, the second vibrating diaphragm, the first voice coil loudspeaker voice coil, the second voice coil loudspeaker voice coil, the first Magnet, the second Magnet, the first magnetic conductive part and the second magnetic conductive part in described receiving space；
Described support has the first installed surface and second installed surface opposing with described first installed surface, described first Magnet and described first magnetic conductive part are fixedly installed on described first installed surface, one end of described first voice coil loudspeaker voice coil is inserted in the magnetic gap of described first Magnet and described first magnetic conductive part formation, the other end is fixing with described first vibrating diaphragm to be connected, and the outer peripheral edge of described first vibrating diaphragm is fixed on described first magnetic conductive part；
Described second Magnet and described second magnetic conductive part are fixedly installed on described second installed surface, one end of described second voice coil loudspeaker voice coil is inserted in the magnetic gap of described second Magnet and described second magnetic conductive part formation, the other end is fixing with described second vibrating diaphragm to be connected, and the outer peripheral edge of described second vibrating diaphragm is fixed on described second installed surface；
The middle part of described upper cover offers the first sender, and the middle part of described support offers through hole, and sound regulating hole is offered at the middle part of described lower cover；
The middle part of described second vibrating diaphragm offers circular hole, and described bore edges forms the inner peripheral of described second vibrating diaphragm, and described inner peripheral is fixed on described second magnetic conductive part.
Sound-producing device the most according to claim 1, it is characterised in that the circular hole coaxial on described first sender, sound regulating hole, the through hole of described support and described second vibrating diaphragm.
Sound-producing device the most according to claim 1, it is characterized in that, the middle part of described second installed surface is formed with depression, described second Magnet and described second magnetic conductive part are located in described depression, described second Magnet and described second magnetic conductive part are placed up and down, and and the inwall of described depression between leave space, one end of described second voice coil loudspeaker voice coil is inserted in described space.
Sound-producing device the most according to claim 3, it is characterized in that, described first installed surface is formed with cannelure around the back side of described depression, described first Magnet and described first magnetic conductive part are setting up and down in described cannelure, and and the sidewall of described cannelure between leave space, one end of described first voice coil loudspeaker voice coil is inserted in described space.
5. according to the arbitrary described sound-producing device of claim 1-4, it is characterized in that, outer peripheral edge around described first vibrating diaphragm connects the first ring portion, outer peripheral edge around described second vibrating diaphragm connects the second ring portion, described first ring portion is fixed on described first magnetic conductive part, and described second ring portion is fixed on described second installed surface.
Sound-producing device the most according to claim 1 and 2, it is characterised in that the inner peripheral of described second vibrating diaphragm connects has the 3rd ring portion, described 3rd ring portion to be fixed on described second magnetic conductive part.
Sound-producing device the most according to claim 1, it is characterised in that described first Magnet and described first magnetic conductive part be the ring-shaped that aperture is identical, described second Magnet and described second magnetic conductive part be the identical ring-shaped in aperture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620306586.9U CN205726386U (en) | 2016-04-13 | 2016-04-13 | sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620306586.9U CN205726386U (en) | 2016-04-13 | 2016-04-13 | sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726386U true CN205726386U (en) | 2016-11-23 |
Family
ID=57308211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620306586.9U Expired - Fee Related CN205726386U (en) | 2016-04-13 | 2016-04-13 | sound-producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205726386U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658311A (en) * | 2017-01-20 | 2017-05-10 | 深圳市吉瑞德隆电子科技有限公司 | Loudspeaker and electronic device |
| CN109168115A (en) * | 2018-06-14 | 2019-01-08 | 深圳市蓝禾技术有限公司 | Loudspeaker and earphone including the loudspeaker |
| CN109511061A (en) * | 2018-12-27 | 2019-03-22 | 歌尔股份有限公司 | Mini-sound device and electronic product |
| WO2020001229A1 (en) * | 2018-06-25 | 2020-01-02 | 歌尔股份有限公司 | Loudspeaker and portable terminal |
| WO2020020067A1 (en) * | 2018-07-26 | 2020-01-30 | 维沃移动通信有限公司 | Sounding structure and terminal |
| CN112770235A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound production device and earphone |
| CN113055795A (en) * | 2021-02-02 | 2021-06-29 | 歌尔股份有限公司 | Sound production device and earphone |
-
2016
- 2016-04-13 CN CN201620306586.9U patent/CN205726386U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106658311A (en) * | 2017-01-20 | 2017-05-10 | 深圳市吉瑞德隆电子科技有限公司 | Loudspeaker and electronic device |
| CN109168115A (en) * | 2018-06-14 | 2019-01-08 | 深圳市蓝禾技术有限公司 | Loudspeaker and earphone including the loudspeaker |
| WO2020001229A1 (en) * | 2018-06-25 | 2020-01-02 | 歌尔股份有限公司 | Loudspeaker and portable terminal |
| WO2020020067A1 (en) * | 2018-07-26 | 2020-01-30 | 维沃移动通信有限公司 | Sounding structure and terminal |
| US11490207B2 (en) | 2018-07-26 | 2022-11-01 | Vivo Mobile Communication Co., Ltd. | Sound emitting structure and terminal |
| CN109511061A (en) * | 2018-12-27 | 2019-03-22 | 歌尔股份有限公司 | Mini-sound device and electronic product |
| CN109511061B (en) * | 2018-12-27 | 2024-04-05 | 歌尔股份有限公司 | Miniature sound generating device and electronic product |
| CN112770235A (en) * | 2021-02-02 | 2021-05-07 | 歌尔股份有限公司 | Sound production device and earphone |
| CN113055795A (en) * | 2021-02-02 | 2021-06-29 | 歌尔股份有限公司 | Sound production device and earphone |
| WO2022166383A1 (en) * | 2021-02-02 | 2022-08-11 | 歌尔股份有限公司 | Sound producing device and earphone |
| WO2022166385A1 (en) * | 2021-02-02 | 2022-08-11 | 歌尔股份有限公司 | Sound producing apparatus and earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 35th floor, block a, Tanglang City, 3333 Liuxian Avenue, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Wanmo acoustics Co.,Ltd. Address before: 518000 14th floor, east block, Tianliao building, Tanglang primary school, Xili Xueyuan Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee before: 1MORE Inc. |
|
| CP03 | Change of name, title or address | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |