CN206024094U - A kind of vibrating diaphragm component - Google Patents

A kind of vibrating diaphragm component Download PDF

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Publication number
CN206024094U
CN206024094U CN201620899983.1U CN201620899983U CN206024094U CN 206024094 U CN206024094 U CN 206024094U CN 201620899983 U CN201620899983 U CN 201620899983U CN 206024094 U CN206024094 U CN 206024094U
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China
Prior art keywords
vibrating diaphragm
layer
laminating layer
top dome
diaphragm component
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CN201620899983.1U
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Chinese (zh)
Inventor
薛瑞娟
常秀丽
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Goertek Inc
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Goertek Inc
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Priority to CN201620899983.1U priority Critical patent/CN206024094U/en
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Abstract

This utility model is related to a kind of vibrating diaphragm component, including vibrating diaphragm and the top dome structure being connected on the vibrating diaphragm, the top dome structure includes the first laminating layer, the second laminating layer is provided with above or below first laminating layer, and first laminating layer bonds and be combined with each other with second laminating layer;Wherein, first laminating layer is the LCP engineering plastic bed of materials, and second laminating layer made from metal or plastic material.Vibrating diaphragm component of the present utility model, the LCP engineering plastics bed of material as the first laminating layer and the plastics or metal level as the second laminating layer are combined with each other, can cause top dome structure that there is higher damping characteristic, while increasing the rigidity of top dome, enhance the high frequency performance of product.

Description

A kind of vibrating diaphragm component
Technical field
This utility model is related to a kind of vibrating diaphragm component, more specifically, this utility model is related to a kind of vibrating diaphragm of sound-producing device Component.
Background technology
Speaker as a kind of part that can convert electrical energy into acoustic energy, its be widely used in mobile phone, flat board, computer, In the terminal electronics such as PAD.Speaker, the structure of receiver generally comprise magnetic circuit system, vibrational system and aid system;Its Middle vibrational system mainly includes vibrating diaphragm and voice coil loudspeaker voice coil.Generally, in order to strengthen the performance of product high frequency position, generally shaking Top dome structure (DOME, alternatively referred to as reinforcement part or composite part) is set on film.Made from the larger material of rigidity more than top dome Form, so as to increase the high frequency output of product;But the restriction due to top dome material, existing sound-producing device are carrying out baffle survey During examination, the ratio that its FR declines in the range of high frequency 10KHz-20KHz is more serious so that the limited performance of sound-producing device.
Utility model content
A purpose of the present utility model there is provided a kind of vibrating diaphragm component.
According to one side of the present utility model, there is provided a kind of vibrating diaphragm component, including vibrating diaphragm and the vibrating diaphragm is connected to On top dome structure, the top dome structure includes the first laminating layer, is provided with above or below first laminating layer Two laminating layers, first laminating layer bond and are combined with each other with second laminating layer;Wherein, first laminating layer is The LCP engineering plastic bed of materials, second laminating layer are made from metal or plastic material.
Optionally, second laminating layer is the LCP engineering plastic bed of materials, used as the LCP engineering plastic bed of materials of the first laminating layer It is bonded together by glue with the LCP engineering plastic bed of materials as the second laminating layer.
Optionally, second laminating layer is the LCP engineering plastic bed of materials, also sets up between the two-layer LCP engineering plastic bed of material There is glass layer, the two-layer LCP engineering plastic bed of material is combined with each other by hot pressing with glass layer.
Optionally, second laminating layer is aluminium foil layer, and the aluminium foil layer is bonded in by glue with the LCP engineering plastic bed of materials Together.
Optionally, second laminating layer be PEN material layer, the poly- naphthalenedicarboxylic acid second two Alcohol ester material layer is bonded together by glue with the LCP engineering plastic bed of materials.
Optionally, second laminating layer is polyimide material, the polyimide material and LCP engineering plastics The bed of material is bonded together by glue.
Optionally, the thickness of the top dome structure is 30-300 μm.
Optionally, the vibrating diaphragm includes the side of the ring portion of ring-type, the edge on the inside of the ring portion and top dome structure Edge links together, and the edge on the outside of the ring portion is additionally provided with connecting portion.
Optionally, the top dome structure includes convex closure structure positioned at center, is located at convex closure structure outer ledge Horizontal part, and the transition part being connected with horizontal part, the transition part and prolonging that vibrating diaphragm ring portion inside edge extends out Extending portion is bonded together.
Optionally, the top dome structure is integrally formed with the ring portion, ring portion material and the top dome portion Identical.
Vibrating diaphragm component of the present utility model, using the LCP engineering plastics bed of material as the first laminating layer and as the second laminating layer Plastics or metal level be combined with each other, can cause top dome structure have higher damping characteristic, while increase top dome firm Property, enhance the high frequency performance of product.
By detailed description referring to the drawings to exemplary embodiment of the present utility model, of the present utility model other Feature and its advantage will be made apparent from.
Description of the drawings
The Description of Drawings embodiment of the present utility model of a part for description is constituted, and is used together with the description In explanation principle of the present utility model.
Fig. 1 is the schematic diagram of this utility model top dome structure.
Fig. 2 is the structural representation of this utility model vibrating diaphragm component.
Specific embodiment
Describe various exemplary embodiments of the present utility model now with reference to accompanying drawing in detail.It should be noted that:Unless another Illustrate outward, the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments is not limited Make scope of the present utility model.
It is illustrative below to the description only actually of at least one exemplary embodiment, never as to this practicality New and its application or any restriction for using.
For technology and equipment known to person of ordinary skill in the relevant may be not discussed in detail, but in appropriate situation Under, the technology and equipment should be considered a part for description.
In all examples of shown here and discussion, any occurrence should be construed as merely exemplary, and not It is as restriction.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi It is defined in individual accompanying drawing, then which need not be further discussed in subsequent accompanying drawing.
With reference to Fig. 1, Fig. 2, this utility model provides a kind of vibrating diaphragm component, and which includes vibrating diaphragm and is compounded on vibrating diaphragm Top dome structure, the top dome structure can be flat structures, and which can be bonded in the upper surface or lower end of vibrating diaphragm by glue Face.In one specific embodiment of this utility model, the vibrating diaphragm includes the ring portion 5 of ring-type and is located at ring portion 5 The connecting portion 4 of outer ledge, the vibrating diaphragm are connected on the housing or substrate of sound-producing device by connecting portion 4, in the vibrating diaphragm Middle part define for installing the engraved structure of top dome structure.The edge of the top dome structure and the inside edge in ring portion 5 Link together, it is achieved thereby that the connection of top dome structure and vibrating diaphragm.When work, vibration of the vibrating diaphragm by top dome structure And corresponding sound is sent, the vibration performance that top dome structure can be effectively improved by ring portion 5.
This utility model one preferred embodiment in, the center of the top dome structure is heaved, so as in ball The center of roof construction forms a convex closure structure 7, with reference to Fig. 2, is provided with the outer ledge of the convex closure structure 7 and connects with which The horizontal part 8 for connecing, is provided with a transition part 9, the convex closure structure 7, horizontal part 8, transition in the outer ledge of the horizontal part 8 Portion 9 is integrally formed, and together form the top dome structure.It is provided with radially in the position of 5 inside edge of ring portion The extension 6 of extension, the transition part 9 of the top dome structure are bonded together with the extension 6 of vibrating diaphragm, it is achieved thereby that top dome knot Connection of the structure on vibrating diaphragm.It may further be preferable that the transition part 9 and the matching form of vibrating diaphragm extension 6 of the top dome structure, So that being connected smoothly between the transition part 9 and extension 6.
Vibrating diaphragm of the present utility model can be made up of one or more layers of materials, and for example which can be by engineering plastics (such as polyethers ether Ketone, PAR plastics etc.), elastomeric material (such as Polyurethane Thermoplastic Elastomer rubber, thermoplastic polyester elastomer, silicone rubber etc.), One or more Material cladding composition in glued membrane (such as esters of acrylic acid glue, silicone glue etc.) etc., thickness preferably exist Between 0.02mm-0.5mm.The technique of this composite construction of vibrating diaphragm and its molding belongs to the known normal of those skilled in the art Know, here is no longer illustrated.
Top dome structure of the present utility model, with reference to Fig. 1, which includes the first laminating layer 1, and specifically, first laminating layer 1 is selected With the LCP engineering plastic bed of materials, the second laminating layer 3, first laminating layer is provided with above or below first laminating layer 1 1 bonds and is combined with each other with second laminating layer 3, and for example described first laminating layer 1 can pass through glue 2 and the second laminating layer 3 are combined with each other, so as to define top dome structure of the present utility model.Wherein, above-mentioned glue 2 can select acrylic compounds, organic The glued membranes such as silicon class, polyurethaness, this belong to the common knowledge of those skilled in the art, and here is no longer illustrated.
Second laminating layer 3 of the present utility model is made from metal or plastic material, and for example, second laminating layer 3 can Think the LCP engineering plastic bed of materials, aluminium foil layer, PEN material layer or polyimide material etc., second patch After conjunction layer 3 and the first laminating layer 1 are combined with each other, the thickness of the top dome structure is preferably arranged to 30-300 μm.
This utility model one preferred embodiment in, when the first laminating layer 1, the second laminating layer 3 adopt LCP works During engineering plastics layer, not only can be combined by glue 2 therebetween, can also be combined by glass layer.Described Glass layer is arranged between two LCP engineering plastic bed of materials, and three is combined with each other by the technique of hot pressing.
This utility model one preferred embodiment in, the ring portion of the vibrating diaphragm in the various embodiments described above is tied with top dome Structure is integrally formed, and the material in ring portion is identical with top dome structure.
Vibrating diaphragm component of the present utility model, using the LCP engineering plastics bed of material as the first laminating layer and as the second laminating layer Plastics or metal level be combined with each other, can cause top dome structure have higher damping characteristic, while increase vibrating diaphragm component Rigidity, enhance the high frequency performance of product.
Although some specific embodiments of the present utility model are described in detail by example, this area It is to be understood by the skilled artisans that above example is merely to illustrate, rather than in order to limit scope of the present utility model.This Field it is to be understood by the skilled artisans that can be in the case of without departing from scope and spirit of the present utility model, to above example Modify.Scope of the present utility model is defined by the following claims.

Claims (10)

1. a kind of vibrating diaphragm component, including vibrating diaphragm and the top dome structure being connected on the vibrating diaphragm, it is characterised in that:The top dome Structure includes the first laminating layer (1), is provided with the second laminating layer (3) above or below the first laminating layer (1), described First laminating layer (1) bonds and is combined with each other with the second laminating layer (3);Wherein, described first laminating layer (1) is LCP The engineering plastic bed of material, the second laminating layer (3) are made from metal or plastic material.
2. vibrating diaphragm component according to claim 1, it is characterised in that:Described second laminating layer (3) are LCP engineering plastics Layer, the LCP engineering plastics bed of material as the first laminating layer (1) pass through glue with the LCP engineering plastics bed of material as the second laminating layer (3) (2) it is bonded together.
3. vibrating diaphragm component according to claim 1, it is characterised in that:Described second laminating layer (3) are LCP engineering plastics Layer, is additionally provided with glass layer between the two-layer LCP engineering plastic bed of material, the two-layer LCP engineering plastic bed of material and glass fibre Layer is combined with each other by hot pressing.
4. vibrating diaphragm component according to claim 1, it is characterised in that:Described second laminating layer (3) be aluminium foil layer, the aluminum Layers of foil is bonded together by glue (2) with the LCP engineering plastics bed of material.
5. vibrating diaphragm component according to claim 1, it is characterised in that:Described second laminating layer (3) are poly- naphthalenedicarboxylic acid second Naphthalate material layer, the PEN material layer are bonded together by glue (2) with the LCP engineering plastics bed of material.
6. vibrating diaphragm component according to claim 1, it is characterised in that:Described second laminating layer (3) are polyimide material Layer, the polyimide material are bonded together by glue (2) with the LCP engineering plastics bed of material.
7. vibrating diaphragm component according to claim 1, it is characterised in that:The thickness of the top dome structure is 30-300 μm.
8. the vibrating diaphragm component according to any one of claim 1 to 7, it is characterised in that:The vibrating diaphragm includes the ring of ring-type Portion (5), the edge on the inside of ring portion (5) are linked together with the edge of top dome structure, on the outside of ring portion (5) Edge is additionally provided with connecting portion (4).
9. vibrating diaphragm component according to claim 8, it is characterised in that:The top dome structure is included positioned at the convex of center Pack arrangement (7), the horizontal part (8) for being located at convex closure structure (7) outer ledge, and the transition part (9) being connected with horizontal part (8), The extension (6) that transition part (9) are extended out with vibrating diaphragm ring portion (5) inside edge is bonded together.
10. vibrating diaphragm component according to claim 8, it is characterised in that:The top dome structure and ring portion one into Type, the material in the ring portion are identical with the top dome portion.
CN201620899983.1U 2016-08-17 2016-08-17 A kind of vibrating diaphragm component Active CN206024094U (en)

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Application Number Priority Date Filing Date Title
CN201620899983.1U CN206024094U (en) 2016-08-17 2016-08-17 A kind of vibrating diaphragm component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620899983.1U CN206024094U (en) 2016-08-17 2016-08-17 A kind of vibrating diaphragm component

Publications (1)

Publication Number Publication Date
CN206024094U true CN206024094U (en) 2017-03-15

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020037899A1 (en) * 2018-08-20 2020-02-27 歌尔股份有限公司 Diaphragm applied to sound producing device, sound producing device, and method for assembling same
CN111647282A (en) * 2020-04-22 2020-09-11 深圳市信维通信股份有限公司 Vibrating diaphragm material and preparation method and application thereof
WO2021095758A1 (en) * 2019-11-15 2021-05-20 株式会社クラレ Acoustic diaphragm, manufacturing method therefor, and acoustic device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020037899A1 (en) * 2018-08-20 2020-02-27 歌尔股份有限公司 Diaphragm applied to sound producing device, sound producing device, and method for assembling same
WO2021095758A1 (en) * 2019-11-15 2021-05-20 株式会社クラレ Acoustic diaphragm, manufacturing method therefor, and acoustic device
CN111647282A (en) * 2020-04-22 2020-09-11 深圳市信维通信股份有限公司 Vibrating diaphragm material and preparation method and application thereof

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