CN218734923U

CN218734923U - Micro loudspeaker diaphragm with integrated signal wire

Info

Publication number: CN218734923U
Application number: CN202122117287.4U
Authority: CN
Inventors: 邱嘉鸿
Original assignee: Dongguan Yuonyunn Membrane Co ltd
Current assignee: Dongguan Yuonyunn Membrane Co ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2023-03-24
Anticipated expiration: 2031-09-03

Abstract

The utility model provides a miniature speaker vibrating diaphragm with integration signal wire, its includes outside rete, inboard rete and sets up the conductive layer between the two, the conductive layer includes positive plate and the negative pole piece that the interval set up, positive plate, negative pole piece all are provided with the weld part in the inside and outside both sides of inboard rete extending direction, inboard rete is provided with corresponding to the weld part and keeps away the vacancy. The utility model discloses a lead wire is replaced to the conductive layer, not only reduces the impedance, and this conductive layer can promote the developments on the vibration action when transmitting electric audio signal, obtains the show of more details, lets curve trend more gently the backward slip extend extremely high frequency and sensitivity obtain certain promotion space, really functional aspect performance such as lower all more outstanding. In addition, the conductor layer can be designed individually based on product requirements, and the design space is more flexible under the basic condition of ensuring polarity. The utility model discloses a practicality is strong, has stronger meaning of pushing away.

Description

Micro loudspeaker diaphragm with integrated signal wire

Technical Field

The utility model relates to a vibrating diaphragm especially relates to a miniature speaker vibrating diaphragm with integration signal wire.

Background

Currently, in a speaker, a voice coil is connected to a solder point through a voice coil lead wire in a conventional structure. However, the connection method using the lead wire has the problems of high impedance, low sensitivity and large distortion rate, and the lead wire vibrates along with the connection method during the vibration process, so that the lead wire is easy to loosen or break, the loudspeaker is damaged, and the service life of the loudspeaker is shortened.

SUMMERY OF THE UTILITY MODEL

Therefore, an object of the present invention is to provide a micro speaker diaphragm with an integrated signal wire.

The utility model provides a miniature speaker vibrating diaphragm with integration signal wire, its includes outside rete, inboard rete and sets up the conductive layer between the two, the conductive layer includes positive plate and the negative pole piece that the interval set up, positive plate, negative pole piece all are provided with the weld part in the inside and outside both sides of inboard rete extending direction, inboard rete is provided with corresponding to the weld part and keeps away the vacancy.

Further, an inner ring portion and an outer ring portion are arranged on the positive plate and the negative plate, and the upper side face and the lower side face of the inner ring portion and the upper side face and the lower side face of the outer ring portion are respectively attached to the inner surfaces of the outer side film layer and the inner side film layer.

Further, the positive plate and the negative plate further comprise a grid body, and the inner ring portion and the outer ring portion are respectively arranged on the inner side and the outer side of the grid body.

Furthermore, an outer connecting portion and an outer overhang portion are arranged on the outer side film layer, and the upper surfaces of the outer ring portion and the inner ring portion are attached to the inner surfaces of the outer connecting portion and the outer overhang portion.

Further, the outside rete still includes the ball top and locates the outer ring of rolling over in the outside, connecting portion set up in the ball top produce with outer ring of rolling over between the ring, outer dangling portion locates the outer ring of rolling over outside.

Furthermore, an inner connecting part and an inner suspension part are arranged on the inner side film layer, and the lower surfaces of the outer ring part and the inner ring part are attached to the inner surfaces of the inner connecting part and the inner suspension part.

Furthermore, the inner side film layer is provided with a through hole corresponding to the top of the ball, and further comprises an inward folding ring part, the outer side periphery of the through hole of the inward connecting part is provided with an inward hanging edge part arranged on the outer side of the inward folding ring part.

Furthermore, the welding parts are arranged on the outer end faces of the inner ring, the outer ring and the inner ring, the inner side welding part extends into the through hole of the inner side film layer, and the outer side welding part extends out of the suspended edge of the inner side film layer.

Furthermore, the conductive layer is made of metal foil.

Further, the outer side film layer is transparent or the inner side film layer and the outer side film layer are both transparent

To sum up, the utility model discloses an inside and outside rete composite conductor layer is replaced the lead wire by the conductor layer, not only reduces impedance, and this conductor layer can promote the developments on the vibration action when transmitting electric audio signal, obtains more detailed show, lets curve (SPL) trend more gently backward slip extension extremely high frequency and sensitivity (DB) obtain certain promotion space, and distortion (THD) is lower moreover, (8230), all is outstanding in the aspect of functional performance such as. Meanwhile, the conductor layer between the inner side film layer and the outer side film layer can be individually designed based on product requirements, and the design space is more flexible under the basic condition of ensuring polarity. The utility model discloses a practicality is strong, has stronger meaning of pushing away.

Drawings

Fig. 1 is a schematic structural view of a micro speaker diaphragm with an integrated signal wire according to the present invention;

FIG. 2 is a schematic diagram of a back side structure of the diaphragm in FIG. 1;

fig. 3 is a schematic structural diagram of the conductive layer in fig. 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 3, the present invention provides a micro speaker diaphragm with an integrated signal wire, which includes an outer membrane layer 10, an inner membrane layer 20, and a conductive layer 30 disposed therebetween; the outer film layer 10 and the inner film layer 20 are both made of polyester films with relatively good acoustic performance; the conductive layer 30 is made of a light metal foil layer, such as aluminum foil, magnesium aluminum foil, etc. Here, the materials of the outer film layer 10, the inner film layer 20 and the conductor layer 30 may be other alternative materials, and are not limited herein.

Outside rete 10 includes 11, outer connecting portion 12, outer hem portion 13 and the outer hem portion 14 that sets gradually from inside to outside, inboard rete 20 is equipped with a through-hole 21 corresponding to 11 positions of ball top, and it includes inner connecting portion 22, the interior hem portion 23 and the interior hem portion 24 that set gradually from inside to outside, inner connecting portion 22 and outer connecting portion 12, interior hem portion 23 and outer hem portion 13, interior hem portion 24 and the one-to-one of outer hem portion 14. In addition, the outer bending ring part 13 and the inner bending ring part 23 are both provided with a plurality of grooves which are spirally distributed in a radial manner from inside to outside, and the grooves are arranged in a willow leaf manner.

The conductor layer 30 includes positive plate 31 and negative plate 32 that relative interval set up, positive plate 31 and negative plate 32 all include the main part and set up in the welding part 33 of main part inside and outside both sides, the main part is the level and extends the setting, the shape structure after the main part combination of positive plate 31 and negative plate 32 is unanimous with the horizontal projection structure of inboard rete 20. Of course, it is understood that it may be configured in a non-horizontal configuration according to the requirement, and is not limited herein.

The main body portion includes an inner ring portion 34, an outer ring portion 35, and a mesh body 36 disposed between the inner ring portion 34 and the outer ring portion 35, wherein the inner and outer side surfaces of the inner ring portion 34 are respectively attached to the inner connection portion 22 and the outer connection portion 12 of the outer membrane layer 10 and the inner membrane layer 20. The inner side surface and the outer side surface of the outer ring part 35 are respectively attached to the inner suspension edge part 24 and the outer suspension edge part 14 on the outer film layer 10 and the inner film layer 20; thereby achieving the connection fixation between the conductor layer 30 and the film layer. In this embodiment, the conductive layer 30 and the film layer are bonded by using a glue.

The inner weld 33 extends inwardly into the through-hole 21 of the inner membrane 20 and the outer weld 33 extends outwardly outside the membrane to facilitate welding. In addition, in this embodiment, the mesh body 26 is provided with a plurality of hollowed-out holes arranged in a honeycomb manner, and the outer film layer 10 or the inner film layer 20 and the outer film layer 10 are both transparent, so that the mesh body 36 can be visually seen from the outside, and the personalized design and the appreciation of the diaphragm are improved.

To sum up, the utility model discloses an inside and outside rete composite conductor layer is replaced the lead wire by the conductor layer, not only reduces impedance, and this conductor layer can promote the developments on the vibration action when transmitting electric audio signal, obtains more detailed show, lets curve (SPL) trend more gently backward slip extension extremely high frequency and sensitivity (DB) obtain certain promotion space, and distortion (THD) is lower moreover, (8230), all is outstanding in the aspect of functional performance such as. Meanwhile, the conductor layer 30 between the inner film layer 20 and the outer film layer 10 can be individually designed based on product requirements, and the design space is more flexible under the basic condition of ensuring polarity. The utility model discloses a practicality is strong, has stronger meaning of pushing away.

The above-mentioned embodiments only represent one embodiment of the present invention, and the description is more specific and detailed, but not understood as the limitation of the scope of the invention, it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention, therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The miniature loudspeaker diaphragm with the integrated signal wire is characterized by comprising an outer side membrane layer, an inner side membrane layer and a conductor layer arranged between the outer side membrane layer and the inner side membrane layer, wherein the conductor layer comprises a positive plate and a negative plate which are arranged at intervals, welding parts are arranged on the inner side and the outer side of the positive plate and the negative plate in the extension direction of the inner side membrane layer, and the inner side membrane layer is provided with a space avoiding position corresponding to the welding parts.

2. The micro-speaker diaphragm with integrated signal conductor of claim 1, wherein: and the upper side surface and the lower side surface of the inner ring part and the outer ring part are respectively attached to the inner surfaces of the outer side film layer and the inner side film layer.

3. The micro-speaker diaphragm with integrated signal conductor of claim 2, wherein: the positive plate and the negative plate further comprise a grid body, and the inner ring portion and the outer ring portion are respectively arranged on the inner side and the outer side of the grid body.

4. The micro-speaker diaphragm with integrated signal conductor of claim 2, wherein: the outer side membrane layer is provided with an outer connecting portion and an outer suspension portion, and the upper surfaces of the outer ring portion and the inner ring portion are attached to the inner surfaces of the outer connecting portion and the outer suspension portion.

5. The micro-speaker diaphragm with integrated signal conductor of claim 4, wherein: the outer side membrane layer further comprises a ball top and an outer folded ring portion arranged on the outer side, the connecting portion is arranged between the ball top and the outer folded ring portion, and the outer suspended edge portion is arranged on the outer side of the outer folded ring portion.

6. The micro-speaker diaphragm with integral signal conductor of claim 2, wherein: the inner side film layer is provided with an inner connecting part and an inner suspension part, and the lower surfaces of the outer ring part and the inner ring part are attached to the inner surfaces of the inner connecting part and the inner suspension part.

7. The micro-speaker diaphragm with integrated signal conductor of claim 6, wherein: the inner side film layer is provided with a through hole corresponding to the top of the ball, and further comprises an inward folding ring part, the outer side periphery of the through hole of the inward connecting part is provided with an inward hanging edge part arranged on the outer side of the inward folding ring part.

8. The micro-speaker diaphragm with integrated signal conductor of claim 7, wherein: the welding parts are arranged on the inner ring, the outer ring and the outer end face of the outer ring, the inner welding part extends into the through hole of the inner film layer, and the outer welding part extends out of the suspended edge of the inner film layer.

9. The micro-speaker diaphragm with integrated signal conductor of claim 1, wherein: the conductor layer is made of metal foil.

10. The micro-speaker diaphragm with integrated signal conductor of claim 1, wherein: the outside rete is transparent setting or inboard rete and outside rete all are transparent setting.