CN210579211U

CN210579211U - Plane vibrating diaphragm loudspeaker

Info

Publication number: CN210579211U
Application number: CN201921688933.9U
Authority: CN
Inventors: 黄维
Original assignee: Shengzhou Xingsheng Electronic Co Ltd
Current assignee: Shengzhou Xingsheng Electronic Co Ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-05-19
Anticipated expiration: 2029-10-10

Abstract

The utility model discloses a plane vibrating diaphragm speaker, including the backup pad main part, magnetic conductive plate under the bottom fixedly connected with of backup pad main part inner chamber, magnetic conductive plate's top fixedly connected with magnetism post down, magnetic conductive plate on the top fixedly connected with of magnetism post, the top fixedly connected with vibration main part of going up magnetic conductive plate, the vibration main part includes the voice coil loudspeaker voice coil, the top fixedly connected with damping layer of voice coil loudspeaker voice coil, the top fixedly connected with vibrating diaphragm main part on damping layer, the top fixedly connected with dust layer of vibrating diaphragm main part, the quantity of magnetism post is a plurality of, and evenly distributed is on the surface at magnetic conductive plate top down, and the shape of backup pad main part is ring shape. The utility model discloses a voice coil loudspeaker voice coil, damping layer, vibrating diaphragm main part and the dust layer that the vibration main part set up have solved and can't carry out certain absorption to the noise that the vibration produced, and relatively poor to the stopping nature of external dust, greatly reduced plane vibrating diaphragm speaker life's problem.

Description

Plane vibrating diaphragm loudspeaker

Technical Field

The utility model relates to a speaker technical field specifically is a plane vibrating diaphragm speaker.

Background

The loudspeaker, also known as the loudspeaker, is a very common electroacoustic transducer, can see it in the electronic electrical equipment of sound production, and the loudspeaker is a transducer that changes the signal of telecommunication into the acoustic signal, the loudspeaker is the weakest device in the sound equipment, and to the sound effect, it is a most important part again, and plane vibrating diaphragm loudspeaker is a big branch of loudspeaker, current plane vibrating diaphragm loudspeaker can't carry out certain absorption to the noise that the vibration produced, and the barrier to the external dust is relatively poor, greatly reduced plane vibrating diaphragm loudspeaker's life.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a plane vibrating diaphragm speaker possesses and can absorb and the better advantage of dirt resistance to the noise, has solved and can't carry out certain absorption to the noise that the vibration produced, and is relatively poor to the stopping nature of external dust, greatly reduced plane vibrating diaphragm speaker life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a plane vibrating diaphragm speaker, includes the backup pad main part, magnetic conductive plate under the bottom fixedly connected with of backup pad main part inner chamber, the top fixedly connected with magnetism post of magnetic conductive plate down, magnetic conductive plate on the top fixedly connected with of magnetism post, the top fixedly connected with vibration main part of going up magnetic conductive plate, the vibration main part includes the voice coil loudspeaker voice coil, the top fixedly connected with damping layer of voice coil loudspeaker voice coil, the top fixedly connected with vibrating diaphragm main part on damping layer, the top fixedly connected with dust layer of vibrating diaphragm main part.

Preferably, the number of the magnetic columns is a plurality, and the magnetic columns are uniformly distributed on the surface of the top of the lower magnetic conduction plate.

Preferably, the vibrating diaphragm main body is made of polyphenylene sulfide, and the damping layer is made of epoxy resin and adhesive in a mixing mode.

Preferably, the dustproof layer is made of non-woven fabrics, and the thicknesses of the damping layer, the vibrating diaphragm main body and the dustproof layer are all 0.2-1 mu m.

Preferably, the shape of the support plate main body is circular ring, and the inner cavity of the support plate main body is fixedly connected with a dust screen at the top of the dust-proof layer.

Preferably, the lower magnetic conduction plate and the upper magnetic conduction plate are made of solid pure iron, and the diameters of the lower magnetic conduction plate and the upper magnetic conduction plate are both larger than the inner diameter of the inner cavity of the support plate main body.

Preferably, the surface of the top of the voice coil is fixedly connected with the surface of the bottom of the vibrating diaphragm main body through the adhesion of the damping layer, and through holes are formed in the centers of two sides of the top surface of the supporting plate main body.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a voice coil loudspeaker voice coil, damping layer, vibrating diaphragm main part and the dust layer that the vibration main part set up have solved and can't carry out certain absorption to the noise that the vibration produced, and relatively poor to the stopping nature of external dust, greatly reduced plane vibrating diaphragm speaker life's problem.

2. The utility model discloses a set up the vibrating diaphragm main part, it is good to possess mechanical properties, good and the high temperature resistance advantage of thermal stability, can greatly increased plane vibrating diaphragm speaker's life, through setting up the damping layer, possess closely knit and waterproof nature good advantage, and certain adhesion has, can play the effect of connecting to voice coil loudspeaker voice coil and vibrating diaphragm main part, through setting up the dust proof coating, it is dustproof to possess, but dampproofing and cyclic utilization's advantage, can effectually prevent that external dust and moisture from getting into the inside of plane vibrating diaphragm speaker, thereby greatly increased plane vibrating diaphragm speaker's life, through setting up the dust screen, can play multiple dirt-proof effect, make dustproof effect better, through setting up lower magnetic conduction board and the last magnetic conduction board that the material is solid pure iron, can make the magnetic conduction effect better.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic front view of the main vibrating body structure of the present invention;

fig. 3 is a schematic top view of the main structure of the support plate of the present invention.

In the figure: 1 support plate main part, 2 lower magnetic conduction boards, 3 magnetic columns, 4 upper magnetic conduction boards, 5 vibration main parts, 6 voice coils, 7 damping layers, 8 vibration diaphragm main parts and 9 dustproof layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a planar vibrating diaphragm loudspeaker comprises a support plate main body 1, wherein the support plate main body 1 is annular, a lower magnetic conductive plate 2 is fixedly connected to the bottom of an inner cavity of the support plate main body 1, a plurality of magnetic columns 3 are fixedly connected to the top of the lower magnetic conductive plate 2 and are uniformly distributed on the surface of the top of the lower magnetic conductive plate 2, an upper magnetic conductive plate 4 is fixedly connected to the top of the magnetic columns 3, the lower magnetic conductive plate 2 and the upper magnetic conductive plate 4 are made of solid pure iron, the magnetic conduction effect can be better by arranging the lower magnetic conductive plate 2 and the upper magnetic conductive plate 4 which are made of solid pure iron, the diameters of the lower magnetic conductive plate 2 and the upper magnetic conductive plate 4 are both larger than the inner diameter of the inner cavity of the support plate main body 1, a vibration main body 5 is fixedly connected to the top of the upper magnetic conductive plate 4, the vibration main body 5 comprises a voice coil 6, damping layer 7 is made of epoxy resin and adhesive, by arranging damping layer 7, the loudspeaker diaphragm has the advantages of compactness and good waterproof property, and has certain adhesion property, and can play a role in connecting voice coil 6 and diaphragm main body 8, damping layer 7 is fixedly connected with diaphragm main body 8 at the top, diaphragm main body 8 is made of polyphenylene sulfide, by arranging diaphragm main body 8, the loudspeaker diaphragm has the advantages of good mechanical property, good thermal stability and high temperature resistance, the service life of diaphragm main body 8 can be greatly prolonged, dust-proof layer 9 is fixedly connected with the top of diaphragm main body 8, dust-proof layer 9 is made of non-woven fabric, by arranging dust-proof layer 9, the loudspeaker diaphragm has the advantages of dust prevention, moisture prevention and recycling, external dust and moisture can be effectively prevented from entering the interior of the flat loudspeaker diaphragm, and the service life of the flat loudspeaker diaphragm is greatly prolonged, damping layer 7, the thickness of vibrating diaphragm main part 8 and dust layer 9 is 0.2 mu m-1 mu m, the inner chamber of backup pad main part 1 just is located the top fixedly connected with dust screen of dust layer 9, through setting up the dust screen, can play multiple dirt-proof effect, make dustproof effect better, the surface at voice coil loudspeaker voice coil 6 top is connected with the fixed surface of vibrating diaphragm main part 8 bottom through the bonding of damping layer 7, the through-hole has all been seted up to the center department of backup pad main part 1 top surface both sides, through setting up vibrating main part 5, voice coil loudspeaker voice coil 6, damping layer 7, vibrating diaphragm main part 8 and dust layer 9, it can't carry out certain absorption to the noise that the vibration produced to have solved, and it is relatively poor to the barrier nature of external dust, greatly reduced planar diaphragm speaker life's problem.

During the use, through setting up vibrating diaphragm main part 8, it is good to possess mechanical properties, the thermal stability is good and high temperature resistance advantage, can greatly increased plane vibrating diaphragm speaker's life, through setting up damping layer 7, it is closely knit and waterproof nature is good to possess, and have certain adhesion, can play the effect of connecting to voice coil loudspeaker voice coil 6 and vibrating diaphragm main part 8, through setting up dust proof coating 9, it is dustproof to possess, but dampproofing and cyclic utilization's advantage, can effectually prevent that external dust and moisture from getting into the inside of plane vibrating diaphragm speaker, thereby greatly increased plane vibrating diaphragm speaker's life, through setting up the dust screen, can play multiple dirt-proof effect, make dustproof effect better, be solid pure iron's lower magnetic conduction board and last magnetic conduction board through setting up the material, can make the magnetic conduction effect better.

All parts used in this document are standard parts and are commercially available, and no specific description is given here.

In summary, the following steps: this plane vibrating diaphragm speaker through setting up vibration main part 5, voice coil loudspeaker voice coil 6, damping layer 7, vibrating diaphragm main part 8 and dust layer 9, has solved and can't carry out certain absorption to the noise that the vibration produced, and is relatively poor to the stopping nature of external dust, greatly reduced plane vibrating diaphragm speaker life's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A flat diaphragm loudspeaker, includes the backup pad main part (1), its characterized in that: magnetic conduction plate (2) under the bottom fixedly connected with of backup pad main part (1) inner chamber, top fixedly connected with magnetism post (3) of magnetic conduction plate (2) down, magnetic conduction plate (4) on the top fixedly connected with of magnetism post (3), go up top fixedly connected with vibration main part (5) of magnetic conduction plate (4), vibration main part (5) are including voice coil loudspeaker voice coil (6), the top fixedly connected with damping layer (7) of voice coil loudspeaker voice coil (6), the top fixedly connected with vibrating diaphragm main part (8) of damping layer (7), the top fixedly connected with dust layer (9) of vibrating diaphragm main part (8).

2. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the number of the magnetic columns (3) is a plurality, and the magnetic columns are uniformly distributed on the surface of the top of the lower magnetic conduction plate (2).

3. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the vibrating diaphragm main body (8) is made of polyphenylene sulfide, and the damping layer (7) is made of epoxy resin and adhesive in a mixing mode.

4. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the dustproof layer (9) is made of non-woven fabrics, and the thicknesses of the damping layer (7), the vibrating diaphragm main body (8) and the dustproof layer (9) are all 0.2-1 mu m.

5. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the shape of backup pad main part (1) is the ring shape, the inner chamber of backup pad main part (1) just is located the top fixedly connected with dust screen of dust layer (9).

6. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the material of magnetic conduction board (2) and last magnetic conduction board (4) is solid pure iron down, the diameter of magnetic conduction board (2) and last magnetic conduction board (4) all is greater than the internal diameter of backup pad main part (1) inner chamber down.

7. A flat-diaphragm loudspeaker as claimed in claim 1, wherein: the surface at voice coil loudspeaker voice coil (6) top passes through the bonding of damping layer (7) and the fixed surface connection of vibrating diaphragm main part (8) bottom, the through-hole has all been seted up in the center department of backup pad main part (1) top surface both sides.