CN219227810U

CN219227810U - Miniature loudspeaker with metal damper structure

Info

Publication number: CN219227810U
Application number: CN202223477492.2U
Authority: CN
Inventors: 史祥兵; 龙友平; 饶利中; 程涛; 刘�东; 洪邱燕
Original assignee: Zhongshan Qiangle Electronic Ltd
Current assignee: Zhongshan Qiangle Electronic Ltd
Priority date: 2022-12-26
Filing date: 2022-12-26
Publication date: 2023-06-20
Anticipated expiration: 2032-12-26

Abstract

The utility model relates to the technical field of loudspeakers and discloses a miniature loudspeaker with a metal elastic wave structure, which comprises a basin frame, a base and a washer, wherein a vibrating diaphragm is arranged above the basin frame, a U-shaped ring is fixedly connected to the outer surface of the vibrating diaphragm, a dust cap is adhered to the upper surface of the vibrating diaphragm, a metal elastic wave is adhered to the bottom surface of the vibrating diaphragm, a voice coil is adhered to the inner wall of the metal elastic wave, a magnet is fixedly connected to the bottom surface of the washer, two groups of support columns are fixedly connected to the upper surface of the basin frame, a dampproof plate is fixedly connected to the top ends of the two groups of support columns together, a filter screen is fixedly connected to the upper surface of the dampproof plate, and a perspective screen is fixedly connected to the upper surface of the filter screen; the miniature loudspeaker with the metal damper structure can realize fixation, dampproof and dustproof protection between the vibrating diaphragm and the voice coil through the mutual matching of the basin frame, the vibrating diaphragm, the U-shaped ring, the dustproof cap, the metal damper, the voice coil, the magnet, the dampproof plate, the filter screen and the washer, and is favorable for realizing the efficient work of the loudspeaker.

Description

Miniature loudspeaker with metal damper structure

Technical Field

The utility model relates to the technical field of speakers, in particular to a miniature speaker with a metal damper structure.

Background

The loudspeaker is a transducer for converting an electric signal into an acoustic signal, the performance of the loudspeaker has great influence on sound quality, the loudspeaker is the weakest device in sound equipment, and the loudspeaker is the most important component for sound effect, and the protection and fixation of the structure in the miniature loudspeaker with a metal elastic wave structure are often involved in the daily use process.

The utility model of the prior authorized application number CN205830002U discloses a metal elastic wave and support injection molding structure and a loudspeaker, and solves the problems that the loudspeaker is easy to deform and difficult to operate in the assembly process by adopting the technical scheme, but the vibrating diaphragm is possibly loose due to the fact that the vibrating diaphragm is fixed in the use process, so that the sound quality effect of the loudspeaker is poor, meanwhile, the vibrating diaphragm and the dust cap are influenced by humidity or impurities, so that the inside of the dust cap is short-circuited, and the working efficiency of the device is reduced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a miniature loudspeaker with a metal damper structure, which has the advantages of being capable of well fixing damper and voice coil pipe and conducting dust prevention and moisture protection on paper cone and dust cap.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a miniature loudspeaker with metal bullet ripples structure, includes basin frame, base and washer, the top of basin frame is provided with the vibrating diaphragm, the surface fixedly connected with U type ring of vibrating diaphragm, the upper surface bonding of vibrating diaphragm has the dust cap, the bottom surface bonding of vibrating diaphragm has metal bullet ripples, the inner wall bonding of metal bullet ripples has the voice coil loudspeaker voice coil, the bottom surface fixedly connected with magnet of washer, the upper surface fixedly connected with of basin frame two sets of support columns, two sets of the common fixedly connected with dampproof plate in top of support column, the upper surface fixedly connected with filter screen of dampproof plate, the upper surface fixedly connected with perspective net of filter screen.

Preferably, the upper surface of the basin frame is fixedly connected with a support ring, and the bottom end of each support column is fixedly connected with the upper surface of the support ring.

Preferably, two groups of bolts are arranged above the supporting ring, and the outer surface of each group of bolts is in threaded connection with the inner wall of the supporting ring and the inner wall of the basin frame.

Preferably, the outer surface of each group of bolts is sleeved with three gaskets, and the bottom end of each gasket is contacted with the upper surface of the supporting ring.

Preferably, the outer surface of each support column is fixedly connected with a fixing ring, and the bottom end of each fixing ring is fixedly connected with the upper surface of the support ring.

Preferably, the upper surface of the basin frame is fixedly connected with a protection pad, and the outer surface of the protection pad is fixedly connected with the outer surface of the vibrating diaphragm.

Preferably, the outer surface of the U-shaped ring is fixedly connected with the upper surface of the basin frame, the inside of the voice coil is in sliding connection with the outer surface of the washer, the bottom surface of the magnet is fixedly connected with the inner bottom wall of the base, the upper surface of the base is fixedly connected with the outer surface of the basin frame, and heat dissipation grooves which are arranged at equal intervals are formed in the outer surface of the basin frame.

Preferably, the bottom end fixedly connected with stiffening ring of magnet, the bottom surface of stiffening ring and the interior bottom wall fixed connection of base.

(III) beneficial effects

Compared with the prior art, the utility model provides the miniature loudspeaker with the metal elastic wave structure, which has the following beneficial effects:

this micro-speaker with metal bullet ripples structure through being provided with basin frame, vibrating diaphragm, U type ring, dustproof cap, metal bullet ripples, voice coil loudspeaker voice coil, magnet, dampproofing board, filter screen and washer mutually support, can realize fixed, dampproofing and dustproof protection between vibrating diaphragm and the voice coil loudspeaker voice coil, be favorable to realizing the efficient work of speaker, utilize U type ring, can realize the fixed to the vibrating diaphragm, avoid the vibrating diaphragm to appear not hard up condition in the in-process of using, and then influence the availability factor of the device, utilize mutually support of dampproofing board and filter screen, be favorable to protecting vibrating diaphragm, dustproof cap and basin frame, avoid the in-process that the device used to appear moist condition, and then influence the result of use of the device.

Drawings

FIG. 1 is a schematic perspective view of a perspective net according to the present utility model;

FIG. 2 is a schematic perspective view of the dust cap of the present utility model;

FIG. 3 is a schematic diagram of a heat sink according to the present utility model;

fig. 4 is a schematic perspective view of a diaphragm according to the present utility model.

In the figure: 1. a basin stand; 2. a vibrating diaphragm; 3. a U-shaped ring; 4. a dust cap; 5. a metal spring wave; 6. a voice coil; 7. a magnet; 8. a base; 9. a support column; 10. perspective net; 11. a filter screen; 12. a moisture-proof plate; 13. a support ring; 14. a bolt; 15. a gasket; 16. a fixing ring; 17. a protective pad; 18. a heat sink; 19. a reinforcing ring; 20. washer.

Detailed Description

For a better understanding of the objects, structures and functions of the present utility model, a micro-speaker with a metal spring wave structure according to the present utility model will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-4, the present utility model: the utility model provides a miniature loudspeaker with metal bullet ripples structure, includes basin frame 1, base 8 and washer 20, and the top of basin frame 1 is provided with vibrating diaphragm 2, and the last fixed surface of basin frame 1 is connected with support ring 13, and the bottom of every support column 9 all is connected with the last fixed surface of support ring 13, can support column 9 through support ring 13, avoids support column 9 to appear not hard up state, and then influences the result of use of device.

The surface fixedly connected with U type ring 3 of vibrating diaphragm 2, the top of holding ring 13 is provided with two sets of bolts 14, and the surface of every bolt 14 of group all is connected with the inner wall of holding ring 13 and the inner wall threaded connection of basin frame 1, can fix holding ring 13 through bolt 14, avoids holding ring 13 to appear the condition that drops, and then influences holding ring 13's fixed effect.

The upper surface bonding of vibrating diaphragm 2 has dust cap 4, and the surface of every group bolt 14 all overlaps and is equipped with three gasket 15, and the bottom of every gasket 15 all contacts with the upper surface of holding ring 13, can consolidate bolt 14 through gasket 15, avoids the problem that bolt 14 inclines to appear, and then influences the result of use of the device.

The bottom surface bonding of vibrating diaphragm 2 has metal bullet ripples 5, and the equal fixedly connected with solid fixed ring 16 of the surface of every support column 9, the bottom of every solid fixed ring 16 all with the last fixed surface of support ring 13 be connected, can fix support column 9 through solid fixed ring 16, avoid support column 9 to appear droing or the condition of slope, and then influence the tone quality effect of the device.

The inner wall bonding of metal bullet ripples 5 has voice coil loudspeaker voice coil 6, and the upper surface fixedly connected with protection pad 17 of basin frame 1, the surface of protection pad 17 and the surface fixed connection of vibrating diaphragm 2, through protection pad 17, can protect vibrating diaphragm 2, avoid vibrating diaphragm 2 in the in-process that vibrates, cause vibrating diaphragm 2 to appear not hard up state, and then influence the device vibrating diaphragm 2 vibration's effect.

The bottom surface fixedly connected with magnet 7 of washer 20, the surface of U type ring 3 and the upper surface fixed connection of basin frame 1, the inside of voice coil 6 and the surface sliding connection of washer 20, the bottom surface of magnet 7 and the interior bottom wall fixed connection of base 8, the upper surface of base 8 and the surface fixed connection of basin frame 1, the heat dissipation groove 18 that the equidistance was arranged has been seted up to the surface of basin frame 1, through heat dissipation groove 18, can carry out the heat dissipation protection to the device, avoid the long-time work of the device, and then cause the damage of device.

The upper surface fixedly connected with two sets of support columns 9 of basin frame 1, the common fixedly connected with dampproofing board 12 in top of two sets of support columns 9, the upper surface fixedly connected with filter screen 11 of dampproofing board 12, the upper surface fixedly connected with perspective net 10 of filter screen 11, the bottom fixedly connected with stiffening ring 19 of magnet 7, the bottom surface of stiffening ring 19 and the interior bottom wall fixed connection of base 8, through stiffening ring 19, can fix magnet 7, avoid magnet 7 to appear rocking the problem in the in-process of using, and then cause the magnetic field order that generates to appear chaotic, and then cause the tone quality effect of the device to discount greatly.

The working principle of the utility model is as follows: firstly, turn on voice coil 6 and power earlier, when using the device, this moment voice coil 6 passes through the power, voice coil 6 just produces alternating magnetic field under the effect of electric current, simultaneously under the mutually supporting of magnet 7 and washer 20, corresponding also produces a invariable magnetic field of size and direction, because the size and the direction of the produced magnetic field of voice coil 6 are constantly changing along with the change of audio frequency electric current, make voice coil 6 do the motion of perpendicular to electric current direction in voice coil 6 at this moment at the interact of these two magnetic fields, consequently, under basin frame 1, vibrating diaphragm 2, metal bullet wave 5, voice coil 6, magnet 7 and washer 20's mutually supporting, thereby drive vibrating diaphragm 2 and produce the vibration, thereby realize the work of speaker, vibrating diaphragm 2 is in the in-process of vibrating, at this moment, through U ring 3, bolt 14, gasket 15 and protection pad 17 can fix and protect vibrating diaphragm 2, the condition that the in-process of vibration appears becoming flexible and drop appears, and then influence the tone quality effect of speaker, through perspective net 10, 11 and dampproof plate 12's mutually supporting, powerful cap 4 and protection device have been avoided the vibrating diaphragm 2 to appear and the inside to cause the vibration to damage to the vibrating diaphragm 2 or the dust-proof device is further can't be caused to the inside to the vibration device because of this vibration-proof device is reduced.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. The utility model provides a miniature speaker with metal bullet ripples structure, includes basin frame (1), base (8) and washer (20), its characterized in that: the utility model discloses a basin frame, including basin frame (1), vibrating diaphragm (2), surface fixed connection U type ring (3) of vibrating diaphragm (2), the upper surface bonding of vibrating diaphragm (2) has dust cap (4), the bottom surface bonding of vibrating diaphragm (2) has metal bullet ripples (5), the inner wall bonding of metal bullet ripples (5) has voice coil loudspeaker voice coil (6), the bottom surface fixedly connected with magnet (7) of washer (20), the upper surface fixedly connected with of basin frame (1) two sets of support column (9), two sets of the common fixedly connected with dampproof plate (12) in top of support column (9), the upper surface fixedly connected with filter screen (11) of dampproof plate (12), the upper surface fixedly connected with perspective net (10) of filter screen (11).

2. A micro-speaker having a metal damper structure according to claim 1, wherein: the basin stand is characterized in that the upper surface of the basin stand (1) is fixedly connected with a supporting ring (13), and the bottom end of each supporting column (9) is fixedly connected with the upper surface of the supporting ring (13).

3. A micro-speaker having a metal damper structure according to claim 2, wherein: two groups of bolts (14) are arranged above the supporting ring (13), and the outer surface of each group of bolts (14) is in threaded connection with the inner wall of the supporting ring (13) and the inner wall of the basin frame (1).

4. A micro-speaker having a metal damper structure according to claim 3, wherein: three gaskets (15) are sleeved on the outer surface of each group of bolts (14), and the bottom end of each gasket (15) is contacted with the upper surface of the supporting ring (13).

5. A micro-speaker having a metal damper structure according to claim 1, wherein: the outer surface of each support column (9) is fixedly connected with a fixing ring (16), and the bottom end of each fixing ring (16) is fixedly connected with the upper surface of the support ring (13).

6. A micro-speaker having a metal damper structure according to claim 1, wherein: the upper surface of basin frame (1) is fixedly connected with protection pad (17), the surface of protection pad (17) is fixedly connected with the surface of vibrating diaphragm (2).

7. A micro-speaker having a metal damper structure according to claim 1, wherein: the outer surface of U type ring (3) is fixedly connected with the upper surface of basin frame (1), the inside of voice coil loudspeaker voice coil (6) and the surface sliding connection of washer (20), the bottom surface of magnet (7) and the interior bottom wall fixed connection of base (8), the upper surface of base (8) and the surface fixed connection of basin frame (1), heat dissipation groove (18) that the equidistance was arranged have been seted up to the surface of basin frame (1).

8. A micro-speaker having a metal damper structure according to claim 1, wherein: the bottom end of the magnet (7) is fixedly connected with a reinforcing ring (19), and the bottom surface of the reinforcing ring (19) is fixedly connected with the inner bottom wall of the base (8).