CN207475855U - Carbon fiber sound membrane structure and loudspeaker - Google Patents
Carbon fiber sound membrane structure and loudspeaker Download PDFInfo
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- CN207475855U CN207475855U CN201721220065.2U CN201721220065U CN207475855U CN 207475855 U CN207475855 U CN 207475855U CN 201721220065 U CN201721220065 U CN 201721220065U CN 207475855 U CN207475855 U CN 207475855U
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- carbon fiber
- vibrating diaphragm
- diaphragm layer
- fiber vibrating
- membrane structure
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Abstract
The utility model is suitable for loudspeaker accessory technical field, discloses carbon fiber sound membrane structure and loudspeaker.Carbon fiber sound membrane structure includes the first, second, third and fourth carbon fiber vibrating diaphragm layer being stacked from the top down；First, second, third and fourth carbon fiber vibrating diaphragm layer is the single layer structure that is formed of being arranged by unidirectionally extended carbon fiber bundle, in the carbon fiber bundle and the first carbon fiber vibrating diaphragm layer in the second carbon fiber vibrating diaphragm layer in 45 degree of angle shapes；In carbon fiber bundle and the second carbon fiber vibrating diaphragm layer in third carbon fiber vibrating diaphragm layer is in 90 degree in 45 degree, and with the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer；Carbon fiber bundle in 4th carbon fiber vibrating diaphragm layer in third carbon fiber vibrating diaphragm layer in 45 degree, and in the second carbon fiber vibrating diaphragm layer in 90 degree.Loudspeaker include above-mentioned carbon fiber sound membrane structure.Carbon fiber sound membrane structure provided by the utility model and loudspeaker are not easy to be layered, intensity is big, good water-proof effect.
Description
Technical field
The utility model belongs to loudspeaker accessory technical field more particularly to carbon fiber sound membrane structure and loudspeaker.
Background technology
With the development of electronics industry, electroacoustics system needs continuous improving performance and reliability, and vibrating diaphragm top dome is wanted
Ask also higher and higher, carbon fiber sound membrane structure of the prior art generally uses the carbon fiber bundle of unidirectional array, exists and easily divide
Layer, the problem of intensity is not good enough.
Utility model content
The purpose of the utility model is to overcome above-mentioned the deficiencies in the prior art, provide carbon fiber sound membrane structure and loudspeaker
, carbon fiber sound membrane structure is not easy to be layered, intensity is big, good water-proof effect.
The technical solution of the utility model is：Carbon fiber sound membrane structure, including the first carbon fiber vibrating diaphragm layer, the second carbon fiber
Vibrating diaphragm layer, third carbon fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer, the first carbon fiber vibrating diaphragm layer, the second carbon fiber vibrating diaphragm
Layer, third carbon fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer are stacked from the top down；The first carbon fiber vibrating diaphragm layer,
Two carbon fiber vibrating diaphragm layers, third carbon fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer are to be arranged by unidirectionally extended carbon fiber bundle
The single layer structure of formation, the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer and the carbon in the first carbon fiber vibrating diaphragm layer are fine
It is in 45 degree of angle shapes to tie up beam；Carbon fiber bundle in the third carbon fiber vibrating diaphragm layer and the carbon in the second carbon fiber vibrating diaphragm layer
Fibre bundle is in 45 degree of angle shapes, and in the carbon fiber bundle in the third carbon fiber vibrating diaphragm layer and the first carbon fiber vibrating diaphragm layer
Carbon fiber bundle be in 90 degree of angle shapes；Carbon fiber bundle and the third carbon fiber vibrating diaphragm layer in the 4th carbon fiber vibrating diaphragm layer
In carbon fiber bundle in 45 degree of angle shapes, and the carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer shakes with second carbon fiber
Carbon fiber bundle in film layer is in 90 degree of angle shapes.
Optionally, the surface of the first carbon fiber vibrating diaphragm layer is provided with hydrophobic coating.
Optionally, the first carbon fiber vibrating diaphragm layer, the second carbon fiber vibrating diaphragm layer, third carbon fiber vibrating diaphragm layer and the 4th carbon
The thickness of fiber vibrating diaphragm layer is respectively less than 0.2 millimeter.
Optionally, it is provided with poly (ether ether ketone) film layer on the inside of the 4th carbon fiber vibrating diaphragm layer.
The utility model additionally provides loudspeaker, and the loudspeaker include above-mentioned carbon fiber sound membrane structure.
Optionally, including frame, the magnetic bowl being housed in frame, the magnet steel being housed in magnetic bowl, be attached to magnet steel surface
Pole piece and one end be inserted in voice coil in the magnetic gap of magnet steel side, the voice coil other end is connected to the carbon fiber
Sound membrane structure.
Carbon fiber sound membrane structure provided by the utility model and loudspeaker, adjacent carbon fiber bundle are in 45 degree of angles, and
It is provided at least four layers of carbon fiber vibrating diaphragm layer, carbon fiber sound membrane structure is not easy to be layered, intensity is big, good water-proof effect.
Description of the drawings
In order to illustrate more clearly of the technical scheme in the embodiment of the utility model, will make below to required in embodiment
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some embodiments of the utility model,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the carbon fiber sound membrane structure floor map that the utility model embodiment provides；
Fig. 2 is the plane signal of the first carbon fiber vibrating diaphragm layer in the carbon fiber sound membrane structure that the utility model embodiment provides
Figure；
Fig. 3 is the plane signal of the second carbon fiber vibrating diaphragm layer in the carbon fiber sound membrane structure that the utility model embodiment provides
Figure；
Fig. 4 is the plane signal of third carbon fiber vibrating diaphragm layer in the carbon fiber sound membrane structure that the utility model embodiment provides
Figure；
Fig. 5 is the plane signal of the 4th carbon fiber vibrating diaphragm layer in the carbon fiber sound membrane structure that the utility model embodiment provides
Figure.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention is further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
As shown in Figures 1 to 5, the carbon fiber sound membrane structure 1 that the utility model embodiment provides, shakes including the first carbon fiber
Film layer 11, the second carbon fiber vibrating diaphragm layer 12, third carbon fiber vibrating diaphragm layer 13 and the 4th carbon fiber vibrating diaphragm layer 14, first carbon are fine
Tie up vibrating diaphragm layer 11, the second carbon fiber vibrating diaphragm layer 12, third carbon fiber vibrating diaphragm layer 13 and the 4th carbon fiber vibrating diaphragm layer 14 from the top down
It is stacked；The first carbon fiber vibrating diaphragm layer 11, the second carbon fiber vibrating diaphragm layer 12, third carbon fiber vibrating diaphragm layer 13 and the 4th
Carbon fiber vibrating diaphragm layer 14 is the single layer structure that is formed of being arranged by unidirectionally extended carbon fiber bundle, the second carbon fiber vibrating diaphragm layer
Carbon fiber bundle in 12 and the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer 11 are in 45 degree of angle shapes；The third carbon fiber
Carbon fiber bundle in vibrating diaphragm layer 13 and the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer 12 are in 45 degree of angle shapes, and described
Carbon fiber bundle in third carbon fiber vibrating diaphragm layer 13 and the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer 11 are in 90 degree of angles
Shape；Carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer 14 and the carbon fiber bundle in the third carbon fiber vibrating diaphragm layer 13 are in 45
Angle shape is spent, and the carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer 14 and the carbon in the second carbon fiber vibrating diaphragm layer 12 are fine
Beam is tieed up in 90 degree of angle shapes, material specific strength is big, in the case where providing same intensity, it is possible to reduce the thickness of vibrating diaphragm top dome,
And adhesive effect is good between layers, is not easy to be layered, and will not absorb water, good water-proof effect.
Specifically, the surface of the first carbon fiber vibrating diaphragm layer 11 is provided with hydrophobic coating, good water-proof effect, to extend production
The service life of product.
Specifically, the first carbon fiber vibrating diaphragm layer 11, the second carbon fiber vibrating diaphragm layer 12,13 and of third carbon fiber vibrating diaphragm layer
The thickness of 4th carbon fiber vibrating diaphragm layer 14 is smaller than 0.2 millimeter.
Specifically, the inside of the 4th carbon fiber vibrating diaphragm layer 14 may be provided with poly (ether ether ketone) film layer, be produced conducive to being promoted
Product sound quality.
The utility model embodiment additionally provides a kind of loudspeaker, and the loudspeaker include above-mentioned carbon fiber sound membrane structure 1.
Specifically, the loudspeaker further include frame, the magnetic bowl that is arranged in frame, the magnet steel being arranged in magnetic bowl, attach
The voice coil in the magnetic gap of magnet steel side is inserted in the pole piece on magnet steel surface and one end, voice coil other end is connected to carbon fibre
It ties up in sound membrane structure 1.The poly (ether ether ketone) film level is to the magnet steel.Such design can obtain better acoustic efficiency.
The carbon fiber sound membrane structure 1 and loudspeaker that the utility model embodiment is provided, the second carbon fiber vibrating diaphragm layer 12
In carbon fiber bundle and the first carbon fiber vibrating diaphragm layer 11 in carbon fiber bundle be in 45 degree of angle shapes；The third carbon fiber shakes
Carbon fiber bundle in film layer 13 and the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer 12 are in 45 degree of angle shapes, and the third
Carbon fiber bundle in carbon fiber vibrating diaphragm layer 13 and the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer 11 are in 90 degree of angle shapes；Institute
The carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer 14 is stated with the carbon fiber bundle in the third carbon fiber vibrating diaphragm layer 13 in 45 degree of folders
Horn shape, and the carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer 14 and the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer 12
In 90 degree of angle shapes, material specific strength is big, in the case where providing same intensity, it is possible to reduce the thickness of vibrating diaphragm top dome, and
Adhesive effect is good between layers, is not easy to be layered, and will not absorb water, good water-proof effect.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modification, equivalent replacement or improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (6)
1. carbon fiber sound membrane structure, which is characterized in that including the first carbon fiber vibrating diaphragm layer, the second carbon fiber vibrating diaphragm layer, third carbon
Fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer, the first carbon fiber vibrating diaphragm layer, the second carbon fiber vibrating diaphragm layer, third carbon fiber
Vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer are stacked from the top down；The first carbon fiber vibrating diaphragm layer, the second carbon fiber vibrating diaphragm
Layer, third carbon fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer are the individual layer knot formed of being arranged by unidirectionally extended carbon fiber bundle
Structure, the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer are pressed from both sides with the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer in 45 degree
Horn shape；Carbon fiber bundle in the third carbon fiber vibrating diaphragm layer and the carbon fiber bundle in the second carbon fiber vibrating diaphragm layer are in 45 degree
Angle shape, and the carbon fiber bundle in the third carbon fiber vibrating diaphragm layer is in the carbon fiber bundle in the first carbon fiber vibrating diaphragm layer
90 degree of angle shapes；Carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer and the carbon fiber bundle in the third carbon fiber vibrating diaphragm layer
In 45 degree of angle shapes, and the carbon fiber bundle in the 4th carbon fiber vibrating diaphragm layer and the carbon in the second carbon fiber vibrating diaphragm layer are fine
It is in 90 degree of angle shapes to tie up beam.
2. carbon fiber sound membrane structure as described in claim 1, which is characterized in that the surface of the first carbon fiber vibrating diaphragm layer is set
It is equipped with hydrophobic coating.
3. carbon fiber sound membrane structure as described in claim 1, which is characterized in that the first carbon fiber vibrating diaphragm layer, the second carbon
The thickness of fiber vibrating diaphragm layer, third carbon fiber vibrating diaphragm layer and the 4th carbon fiber vibrating diaphragm layer is respectively less than 0.2 millimeter.
4. carbon fiber sound membrane structure as described in claim 1, which is characterized in that set on the inside of the 4th carbon fiber vibrating diaphragm layer
It is equipped with poly (ether ether ketone) film layer.
5. loudspeaker, which is characterized in that the loudspeaker include carbon fiber sound membrane structure according to any one of claims 1 to 4.
6. loudspeaker as claimed in claim 5, which is characterized in that including frame, the magnetic bowl being housed in frame, be housed in magnetic bowl
Interior magnet steel is attached to the pole piece on magnet steel surface and one end is inserted in voice coil in the magnetic gap of magnet steel side, and the voice coil is another
Outer one end is connected to the carbon fiber sound membrane structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220065.2U CN207475855U (en) | 2017-09-21 | 2017-09-21 | Carbon fiber sound membrane structure and loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721220065.2U CN207475855U (en) | 2017-09-21 | 2017-09-21 | Carbon fiber sound membrane structure and loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207475855U true CN207475855U (en) | 2018-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721220065.2U Expired - Fee Related CN207475855U (en) | 2017-09-21 | 2017-09-21 | Carbon fiber sound membrane structure and loudspeaker |
Country Status (1)
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| CN (1) | CN207475855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020107618A1 (en) * | 2018-11-30 | 2020-06-04 | 歌尔股份有限公司 | Sound producing device |
-
2017
- 2017-09-21 CN CN201721220065.2U patent/CN207475855U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020107618A1 (en) * | 2018-11-30 | 2020-06-04 | 歌尔股份有限公司 | Sound producing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180608 Termination date: 20190921 |
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| CF01 | Termination of patent right due to non-payment of annual fee |