CN209314085U - A kind of Microspeaker with inside and outside voice coil structure - Google Patents
A kind of Microspeaker with inside and outside voice coil structure Download PDFInfo
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- CN209314085U CN209314085U CN201920160692.4U CN201920160692U CN209314085U CN 209314085 U CN209314085 U CN 209314085U CN 201920160692 U CN201920160692 U CN 201920160692U CN 209314085 U CN209314085 U CN 209314085U
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- voice coil
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- vibrating diaphragm
- frame
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Abstract
The utility model relates to speaker technology field more particularly to a kind of Microspeakers with inside and outside voice coil structure, including vibrating diaphragm component, frame and magnetic circuit component；The vibrating diaphragm component is mounted on one end face of frame, and the magnetic circuit component is mounted on the other end of frame；The vibrating diaphragm component includes vibrating diaphragm, outer voice coil, interior voice coil and skeleton, the edge of the vibrating diaphragm is connect with frame, the skeleton is mounted on vibrating diaphragm towards on the end face of magnetic circuit component and being located inside frame, the outer voice coil and interior voice coil are symmetrically mounted on the outer wall and inner wall of skeleton, and the outer voice coil is equal with the quality of interior voice coil.The utility model structure is simple, is easily achieved, and improves the stability of skeleton, extends the service life of product.
Description
Technical field
The utility model relates to speaker technology field more particularly to a kind of miniature loudspeakings with inside and outside voice coil structure
Device.
Background technique
Microspeaker as one kind can convert electrical energy into sound can device, smart phone, just has been widely applied
The microelectronic devices such as camcorder, camera and laptop.Microspeaker generally comprises magnetic circuit system, vibrational system
And support system, vibrational system include vibrating diaphragm, the voice coil below vibrating diaphragm, for fixing voice coil and being incorporated on the downside of vibrating diaphragm
Speech coil framework.Speech coil framework main function is adjustment voice coil in the position of magnetic gap and plays a supportive role to voice coil, to prevent sound
Circle deforms.Voice coil using traditional design is generally fixed in the frame body by way of direct coiling or nesting
Outside, be easy to cause inside and outside skeleton so uneven, loudspeaker is after carrying out fatigue test or being used for a long time, due to bone
Gravity unbalance suffered by frame two sides, is easy to cause framework deformation to tilt, and vibrational system polarizes, to make voice coil and magnetic circuit system
System collision causes product to generate noise or broken string failure, while also influencing the adhesive property of skeleton and vibrating diaphragm, and skeleton two
Side gravity unbalance, also result in skeleton it is Nian Jie with vibrating diaphragm after, bonding plane unbalance stress easily separates skeleton and shadow with vibrating diaphragm
Ring life of product.
Utility model content
In order to overcome the defects of the prior art described above, the technical problem to be solved by the utility model is to provide one kind can
The stability of skeleton is improved, the Microspeaker with inside and outside voice coil structure of product service life is extended.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: one kind has inside and outside voice coil structure
Microspeaker, including vibrating diaphragm component, frame and magnetic circuit component；
The vibrating diaphragm component is mounted on one end face of frame, and the magnetic circuit component is mounted on the other end of frame；
The vibrating diaphragm component includes vibrating diaphragm, outer voice coil, interior voice coil and skeleton, and the edge of the vibrating diaphragm is connect with frame, institute
It states skeleton and is mounted on vibrating diaphragm towards on the end face of magnetic circuit component and being located inside frame, the outer voice coil and interior voice coil are symmetrically pacified
On the outer wall and inner wall of skeleton, the outer voice coil is equal with the quality of interior voice coil.
In an alternative embodiment, the cross sectional shape of the skeleton is strip.
In an alternative embodiment, the outer voice coil and interior voice coil include the lead of the side wall coiling layer by layer along skeleton.
In an alternative embodiment, the thickness of the side wall of the skeleton is less than the diameter of lead.
In an alternative embodiment, the ratio range of the thickness of the side wall of the diameter and skeleton of the lead is 1.5~2.5.
The utility model has the beneficial effects that: providing a kind of Microspeaker with inside and outside voice coil structure, including vibration
Membrane module, frame and magnetic circuit component are respectively arranged with interior voice coil and outer voice coil in the opposite sides of skeleton, and design can in this way
Guarantee that the distribution of weight of skeleton two sides is uniform, framework deformation will not be caused to tilt because of gravity unbalance suffered by skeleton two sides,
To make vibrational system polarize, voice coil collides with magnetic circuit system, and then product is caused to generate noise or broken string mistake
Effect, in addition, skeleton will not be made to separate with vibrating diaphragm and reduce product and use the longevity due to the bonding plane uniform force of skeleton and vibrating diaphragm
Life.Interior voice coil and outer voice coil can be formed using coiling, first along tooling from the bottom-up coiling in inside, then from outside from it is lower to
Upper coiling, then mounting framework, then around on the outside of skeleton.By being straight less than lead by the thickness design of the side wall of skeleton
Diameter, the ratio range of the thickness of the side wall of the diameter and skeleton of lead are 1.5~2.5, are guaranteeing that voice coil mounting structure is stable
Materials are saved simultaneously, reduce production and maintenance cost.The utility model structure is simple, is easily achieved, and improves skeleton
Stability extends the service life of product.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of the Microspeaker with inside and outside voice coil structure of the utility model embodiment；
Fig. 2 show the outer voice coil of the utility model embodiment and the structural schematic diagram of interior voice coil；
Label declaration:
1- vibrating diaphragm component；11- vibrating diaphragm；The outer voice coil of 12-；Voice coil in 13-；14- skeleton；
2- frame；
3- magnetic circuit component.
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: it is respectively arranged with interior voice coil and outer voice coil in the opposite sides of skeleton,
Design can guarantee that the distribution of weight of skeleton two sides is uniform in this way, will not lead to bone because of gravity unbalance suffered by skeleton two sides
Frame deformation tilt, so that vibrational system be made to polarize, voice coil collides with magnetic circuit system, and then product is caused to generate noise
Or broken string failure, in addition, skeleton will not be made to separate with vibrating diaphragm and reduce production due to the bonding plane uniform force of skeleton and vibrating diaphragm
Product service life.
It please refers to shown in FIG. 1 to FIG. 2, a kind of Microspeaker with inside and outside voice coil structure of the utility model, including
Vibrating diaphragm component, frame and magnetic circuit component；
The vibrating diaphragm component is mounted on one end face of frame, and the magnetic circuit component is mounted on the other end of frame；
The vibrating diaphragm component includes vibrating diaphragm, outer voice coil, interior voice coil and skeleton, and the edge of the vibrating diaphragm is connect with frame, institute
It states skeleton and is mounted on vibrating diaphragm towards on the end face of magnetic circuit component and being located inside frame, the outer voice coil and interior voice coil are symmetrically pacified
On the outer wall and inner wall of skeleton, the outer voice coil is equal with the quality of interior voice coil.
As can be seen from the above description, the utility model has the beneficial effects that: in the opposite sides of skeleton is respectively arranged with
Voice coil and outer voice coil, in this way design can guarantee that the distribution of weight of skeleton two sides is uniform, will not be because of gravity suffered by skeleton two sides
Uneven and framework deformation is caused to tilt, so that vibrational system be made to polarize, voice coil collides with magnetic circuit system, Jin Eryin
It plays product and generates noise or broken string failure, in addition, skeleton and vibration will not be made due to the bonding plane uniform force of skeleton and vibrating diaphragm
UF membrane and reduce product service life.
Further, the cross sectional shape of the skeleton is strip.
Further, the outer voice coil and interior voice coil include the lead of the side wall coiling layer by layer along skeleton.
As can be seen from the above description, interior voice coil and outer voice coil can be formed using coiling, first along tooling from inside from it is lower to
Upper coiling, then from the bottom-up coiling in outside, then mounting framework, then around on the outside of skeleton.
Further, the thickness of the side wall of the skeleton is less than the diameter of lead.
Further, the ratio range of the thickness of the side wall of the diameter and skeleton of the lead is 1.5~2.5.
As can be seen from the above description, by being the diameter less than lead, the diameter of lead by the thickness design of the side wall of skeleton
Ratio range with the thickness of the side wall of skeleton is 1.5~2.5, saves use while guaranteeing that voice coil mounting structure is stablized
Material, reduces production and maintenance cost.
It please refers to shown in FIG. 1 to FIG. 2, the embodiments of the present invention one are as follows: a kind of with the miniature of inside and outside voice coil structure
Loudspeaker, including vibrating diaphragm component 1, frame 2 and magnetic circuit component 3；
The vibrating diaphragm component 1 is mounted on 2 one end face of frame, and the magnetic circuit component 3 is mounted on the other end of frame 2；
The vibrating diaphragm component 1 include vibrating diaphragm 11, outer voice coil 12, interior voice coil 13 and skeleton 14, the edge of the vibrating diaphragm 11 with
Frame 2 connects, and the skeleton 14 is mounted on vibrating diaphragm 11 towards on the end face of magnetic circuit component 3 and being located inside frame 2, described outer
Voice coil 12 and interior voice coil 13 are symmetrically mounted on the outer wall and inner wall of skeleton 14, the quality phase of the outer voice coil 12 and interior voice coil 13
Deng.
It please refers to shown in FIG. 1 to FIG. 2, the embodiments of the present invention two are as follows: a kind of with the miniature of inside and outside voice coil structure
Loudspeaker, including vibrating diaphragm component 1, frame 2 and magnetic circuit component 3；
The vibrating diaphragm component 1 is mounted on 2 one end face of frame, and the magnetic circuit component 3 is mounted on the other end of frame 2；
The vibrating diaphragm component 1 include vibrating diaphragm 11, outer voice coil 12, interior voice coil 13 and skeleton 14, the edge of the vibrating diaphragm 11 with
Frame 2 connects, and the skeleton 14 is mounted on vibrating diaphragm 11 towards on the end face of magnetic circuit component 3 and being located inside frame 2, described outer
Voice coil 12 and interior voice coil 13 are symmetrically mounted on the outer wall and inner wall of skeleton 14, the quality phase of the outer voice coil 12 and interior voice coil 13
Deng.
The cross sectional shape of the skeleton 14 is strip.The outer voice coil 12 and interior voice coil 13 include along the side of skeleton 14
The lead of parietal layer layer coiling.The thickness of the side wall of the skeleton 14 is less than the diameter of lead.The diameter and skeleton 14 of the lead
Side wall thickness ratio be 2.
In conclusion the utility model provides a kind of Microspeaker with inside and outside voice coil structure, including vibrating diaphragm component,
Frame and magnetic circuit component are respectively arranged with interior voice coil and outer voice coil in the opposite sides of skeleton, and design in this way can guarantee bone
The distribution of weight of frame two sides is uniform, framework deformation will not be caused to tilt because of gravity unbalance suffered by skeleton two sides, to make
Vibrational system polarizes, and voice coil collides with magnetic circuit system, and then product is caused to generate noise or broken string failure, separately
Outside, due to the bonding plane uniform force of skeleton and vibrating diaphragm, skeleton will not be made to separate with vibrating diaphragm and reduce product service life.Interior sound
Circle and outer voice coil can be formed using coiling, first along tooling from the bottom-up coiling in inside, then from the bottom-up coiling in outside,
Then mounting framework, then around to skeleton outside.By being the diameter less than lead, lead by the thickness design of the side wall of skeleton
Diameter and skeleton side wall thickness ratio range be 1.5~2.5, guarantee voice coil mounting structure stablize while save
Materials, reduce production and maintenance cost.The utility model structure is simple, is easily achieved, and improves the stability of skeleton, prolongs
The service life of product is grown.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of Microspeaker with inside and outside voice coil structure, which is characterized in that including vibrating diaphragm component, frame and magnetic circuit group
Part；
The vibrating diaphragm component is mounted on one end face of frame, and the magnetic circuit component is mounted on the other end of frame；
The vibrating diaphragm component includes vibrating diaphragm, outer voice coil, interior voice coil and skeleton, and the edge of the vibrating diaphragm is connect with frame, the bone
Frame is mounted on vibrating diaphragm towards on the end face of magnetic circuit component and being located inside frame, and the outer voice coil and interior voice coil are symmetrically mounted on
On the outer wall and inner wall of skeleton, the outer voice coil is equal with the quality of interior voice coil.
2. the Microspeaker according to claim 1 with inside and outside voice coil structure, which is characterized in that the skeleton is cut
Face shape is strip.
3. the Microspeaker according to claim 1 with inside and outside voice coil structure, which is characterized in that the outer voice coil and
Interior voice coil includes the lead of the side wall coiling layer by layer along skeleton.
4. the Microspeaker according to claim 3 with inside and outside voice coil structure, which is characterized in that the side of the skeleton
The thickness of wall is less than the diameter of lead.
5. the Microspeaker according to claim 4 with inside and outside voice coil structure, which is characterized in that the lead it is straight
The ratio range of the thickness of the side wall of diameter and skeleton is 1.5~2.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920160692.4U CN209314085U (en) | 2019-01-29 | 2019-01-29 | A kind of Microspeaker with inside and outside voice coil structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920160692.4U CN209314085U (en) | 2019-01-29 | 2019-01-29 | A kind of Microspeaker with inside and outside voice coil structure |
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| Publication Number | Publication Date |
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| CN209314085U true CN209314085U (en) | 2019-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920160692.4U Active CN209314085U (en) | 2019-01-29 | 2019-01-29 | A kind of Microspeaker with inside and outside voice coil structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111417055A (en) * | 2020-03-30 | 2020-07-14 | 歌尔股份有限公司 | Vibration system, sound production device and electronic product |
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2019
- 2019-01-29 CN CN201920160692.4U patent/CN209314085U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111417055A (en) * | 2020-03-30 | 2020-07-14 | 歌尔股份有限公司 | Vibration system, sound production device and electronic product |
| CN111417055B (en) * | 2020-03-30 | 2021-06-18 | 歌尔股份有限公司 | Vibration system, sound production device and electronic product |
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