CN218920603U

CN218920603U - Vibrating diaphragm and vibrating diaphragm support

Info

Publication number: CN218920603U
Application number: CN202222693937.4U
Authority: CN
Inventors: 陈进; 凌伟新; 谢守华
Original assignee: Guoguang Electric Co Ltd
Current assignee: Guoguang Electric Co Ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-04-25
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a vibrating diaphragm and a vibrating diaphragm support, wherein the vibrating diaphragm comprises a sound membrane and a suspension edge, the sound membrane comprises at least two conductor layers and a foam layer, an insulating gasket is arranged between the conductor layers and the foam layer for fixed connection, the edge of the sound membrane is provided with a connecting part, the suspension edge is of an annular structure, and the suspension edge is in adhesive connection with the sound membrane through the connecting part. The vibrating diaphragm support comprises the vibrating diaphragm, the clamping plate and the magnet, the inner side of the clamping plate is provided with the groove, the outer ring edge of the hanging edge is matched with the groove, and the magnet is fixed on the clamping plate. This application is fixed through setting up splint and hanging limit cooperation for hang the limit and fix on the vibrating diaphragm support, neither can restrict the sound effect of sound membrane, also reduced the cost of design integration vibrating diaphragm.

Description

Vibrating diaphragm and vibrating diaphragm support

Technical Field

The utility model relates to a vibrating diaphragm technology, in particular to a vibrating diaphragm and a vibrating diaphragm support.

Background

The sound producing structure of the loudspeaker in the prior art mainly comprises a vibrating diaphragm, the vibrating diaphragm comprises a sound membrane and a hanging edge, a voice coil is connected to the lower side of the vibrating diaphragm, a coil capable of conducting current is wound on the voice coil, when the coil is electrified, the voice coil can interact with a magnetic field of the magnetic assembly, the voice coil can interact with the magnetic assembly, and the voice coil can push the vibrating diaphragm to vibrate to produce sound. The belt type sound membrane without the hanging edge is generally embedded into the frame of the bracket for fixing, and the fixing mode limits the sound production effect of the sound membrane; therefore, the tweeter generally adopts a belt-type sound membrane with a suspension edge, and the suspension edge and the sound membrane are integrally arranged, but the fixing mode needs a higher manufacturing process and has higher cost.

Disclosure of Invention

The utility model aims to solve the problem of high fixing technology of the sound membrane and the hanging edge in the prior art. Therefore, the utility model provides a vibrating diaphragm which comprises a sound membrane and a suspension edge, wherein the sound membrane comprises at least two conductor layers and a foam layer, an insulating gasket is arranged between the conductor layers and the foam layer for fixed connection, the edge of the sound membrane is provided with a connecting part, and the suspension edge is of an annular structure and is in adhesive connection with the sound membrane through the connecting part.

Further, the middle of the inner ring edge and the outer ring edge of the annular structure is provided with a circular arch-shaped bulge, and the inner ring edge is connected with the connecting part in a sticking way.

Further, the lower surface of the sound membrane is etched with voice coils which are of annular structures, and the number of the voice coils is not less than 4.

Further, the upper and lower surfaces of the sound membrane are coated with insulating coatings.

The utility model also provides a vibrating diaphragm support, which comprises the vibrating diaphragm, the clamping plate and the magnet, wherein the inner side of the clamping plate is provided with a groove, the outer ring edge of the hanging edge is matched with the groove, and the magnet is fixed on the clamping plate.

Further, the magnet comprises an upper magnet and a lower magnet, and the distances from the upper magnet to the upper surface of the voice coil are the same.

Further, the clamping plate comprises an upper clamping plate and a lower clamping plate, the upper clamping plate is connected with the lower clamping plate in a matching way, a groove is arranged at the joint of the lower clamping plate and the upper clamping plate, the outer ring edge of the suspension edge is fixed between the upper clamping plate and the lower clamping plate through the upper clamping plate and the groove,

further, the upper clamping plate and the lower clamping plate are provided with mounting seats on the surfaces, and the magnet is attached to the mounting seats.

Further, glue is arranged at the groove of the lower clamping plate, and the hanging edge is fixed in the groove through the glue.

The beneficial effects of the utility model are as follows: the utility model discloses a vibrating diaphragm and a vibrating diaphragm support, wherein the vibrating diaphragm comprises a sound membrane and a suspension edge, the sound membrane comprises at least two conductor layers and a foam layer, an insulating gasket is arranged between the conductor layers and the foam layer for fixed connection, the edge of the sound membrane is provided with a connecting part, the suspension edge is of an annular structure, and the suspension edge is in adhesive connection with the sound membrane through the connecting part. The vibrating diaphragm support comprises the vibrating diaphragm, the clamping plate and the magnet, the inner side of the clamping plate is provided with the groove, the outer ring edge of the hanging edge is matched with the groove, and the magnet is fixed on the clamping plate. This application is fixed through setting up splint and hanging limit cooperation for hang the limit and fix on the vibrating diaphragm support, neither can restrict the sound effect of sound membrane, also reduced the cost of design integration vibrating diaphragm.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of a diaphragm support of the present utility model;

FIG. 2 is an enlarged view of the diaphragm structure of the present utility model;

FIG. 3 is a diagram of the structure of a diaphragm of the present utility model;

in the figure:

1. a hanging edge; 2. a sound membrane; 3. an upper layer magnet; 4. a lower layer magnet; 5. an upper clamping plate; 6. and a lower clamping plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described by means of implementation examples with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 2, an embodiment of the utility model discloses a vibrating diaphragm, which comprises a sound membrane 2 and a hanging edge 1, wherein the sound membrane 2 comprises at least two conductor layers and foam layers, an insulating gasket is arranged between the conductor layers and the foam layers for fixed connection, the sound membrane 2 is of a layered composite structure, and the hardness of the sound membrane 2 is greatly enhanced by arranging a plurality of layers of metal structures and foam layers for compositing. The edge of the sound membrane 2 is provided with a connecting part, and the width of the connecting part is fixed. The hanging edge 1 is of an annular structure, the hanging edge 1 is adhered to the joint for fixation, the fixation mode avoids the complexity of integrated design, and the cost is reduced to a certain extent.

In some embodiments, referring to fig. 3, the middle of the inner ring edge and the outer ring edge of the ring-shaped structure of the hanging edge 1 is a dome-shaped bulge, which is similar to an arch bridge structure, the inner ring edge of the hanging edge 1 is adhered and connected with a connecting part, and the surface of the dome-shaped bulge of the hanging edge 1 is in a spiral design, so that the hardness of the hanging edge 1 is increased, and the position of the sound membrane 2 is conveniently fixed, so that the sound production effect is not influenced.

In some embodiments, the voice coil is etched on the lower surface of the sound membrane 2, the voice coil is in a rectangular annular structure, the number of the voice coils is not less than 4, and the voice coils are arranged on the lower surface of the sound membrane 2 in parallel, so that the longitudinal space of the diaphragm is reduced. The voice coil can also compound the setting inside sound membrane 2, set up the voice coil layer between the foam layer, switch on through the blind hole, this kind of setting is more firm in external voice coil.

In some embodiments, the upper and lower surfaces of the sound membrane 2 are coated with insulating coatings, so that the influence of the metal structure on the coil and the magnet is avoided, and the sounding effect is convenient to maintain.

Referring to fig. 1, the utility model further provides a vibrating diaphragm support, which comprises the vibrating diaphragm of the above embodiment, a clamping plate and a magnet, wherein the clamping plate is of a cuboid structure, a cavity is formed in the middle of the clamping plate, an annular groove is formed in the middle position of the inner side of the clamping plate, the outer annular edge of the hanging edge 1 can be inserted into the groove, the outer annular edge of the hanging edge 1 has the same volume as the groove, the magnet is fixed on the clamping plate, and the magnet consists of a plurality of magnetic blocks. The vibrating diaphragm is fixedly connected with the vibrating diaphragm support through the groove, so that the integral design is reduced

In some embodiments, the magnets comprise an upper layer magnet 3 and a lower layer magnet 4, the number of the magnetic blocks on the upper layer magnet 3 is consistent with that of the lower layer magnet 4, when the voice coil is affected by current, a magnetic field is generated between the magnets to cause the sound membrane 2 to vibrate and sound, the distance between the lower layer magnet 4 and the voice coil is 3.2-3.8mm, the distance between the upper layer magnet 3 and the voice coil is 4-4.6mm, and the clearance between the two sides of the voice coil is approximately 0.2mm due to the processing of the voice coil through holes, so as to keep the upper and lower layer magnets 4 consistent with the upper and lower distances of the voice coil.

In some embodiments, the clamping plate comprises an upper clamping plate 5 and a lower clamping plate 6, the upper clamping plate 5 is connected with the lower clamping plate 6 in a matched manner, a groove is formed in the joint of the lower clamping plate 6 and the upper clamping plate 5, the upper clamping plate 6 and the lower clamping plate 6 are correspondingly pressed down according to the shape during installation, the connection can be completed through the alignment of the edges, the outer annular edge of the hanging edge 1 is fixed between the upper clamping plate 5 and the lower clamping plate 6 through the upper clamping plate 5 and the groove, and the hanging edge 1 is fixed in the middle position in a simple structure and easy installation.

In some embodiments, the upper clamping plate 5 and the lower clamping plate 6 are provided with mounting seats on the surfaces, and the magnets are attached to the mounting seats, so that the magnets can be replaced at any time.

In some embodiments, glue is arranged at the groove of the lower clamping plate 6, and the hanging edge 1 is fixed in the groove through the glue, so that the fixing is firmer.

In the description of the present utility model, the meaning of a number is one or more, the meaning of a number is two or more, and greater than, less than, exceeding, etc. are understood to exclude the present number, and the meaning of a number is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present utility model in combination with the specific contents of the technical scheme.

In the description of the present utility model, a description of the terms "one embodiment," "some embodiments," "an exemplary embodiment," "an example," "a particular example," or "some examples," etc., means that a particular feature or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims

1. The utility model provides a vibrating diaphragm, its characterized in that includes sound membrane and suspension limit, the sound membrane includes not less than two-layer conductor layer and foam layer, be provided with insulating gasket between conductor layer and the foam layer in order fixed connection, sound membrane edge is provided with the junction, suspension limit is annular structure, suspension limit passes through the junction is pasted with the sound membrane and is connected.

2. A diaphragm according to claim 1, wherein: the middle of the inner ring edge and the outer ring edge of the annular structure is provided with a circular arch-shaped bulge, and the inner ring edge is in adhesive connection with the joint.

3. A diaphragm according to claim 1, wherein: the voice coil is of an annular structure, and the number of the voice coils is not less than 4.

4. A diaphragm according to claim 1, wherein: the upper and lower surfaces of the sound membrane are coated with insulating coatings.

5. A diaphragm support, characterized by comprising the diaphragm of any one of claims 1-4, a clamping plate and a magnet, wherein a groove is formed in the inner side of the clamping plate, the outer ring edge of the hanging edge is matched with the groove, and the magnet is fixed on the clamping plate.

6. A diaphragm support as claimed in claim 5, wherein: the magnet comprises an upper magnet and a lower magnet, and the distances from the upper magnet to the upper surface of the voice coil are the same.

7. A diaphragm support as claimed in claim 5, wherein: the clamping plate comprises an upper clamping plate and a lower clamping plate, the upper clamping plate is connected with the lower clamping plate in a matched mode, a groove is formed in the joint of the lower clamping plate and the upper clamping plate, and the outer ring edge of the hanging edge is fixed between the upper clamping plate and the lower clamping plate through the upper clamping plate and the groove.

8. The diaphragm support of claim 7, wherein: the upper clamping plate and the lower clamping plate are provided with mounting seats on the surfaces, and the magnet is attached to the mounting seats.

9. The diaphragm support of claim 7, wherein: glue is arranged at the groove of the lower clamping plate, and the hanging edge is fixed in the groove through the glue.