CN213152365U

CN213152365U - Vibration plate for three-frequency-division main loudspeaker

Info

Publication number: CN213152365U
Application number: CN202022669111.5U
Authority: CN
Inventors: 王嫚
Original assignee: Shenzhen Tianmaishi Technology Co ltd
Current assignee: Shenzhen Tianmaishi Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-05-07
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a vibration plate for a three-frequency-division main loudspeaker, which comprises a connecting pipe, wherein two-way vibration plate mechanisms are arranged on the upper side and the lower side of the connecting pipe; the bidirectional vibrating plate mechanism comprises a first shell, a second shell, a vibrating plate, a dustproof shell, a first round hole, a second round hole and a vibrating diaphragm; both sides communicate respectively about the connecting pipe has first shell and second shell, the equal fixedly connected with vibration board of the inside round of first shell and second shell, the equal fixedly connected with dust cover of the inside middle-end of first shell and second shell, and a plurality of first round holes have been seted up to the inside round of dust cover, the second round hole has been seted up in the middle of the dust cover is inside. The utility model discloses a vibrating diaphragm on both sides connection shell and dust cover about the connecting pipe not only can set up double-shell, utilizes the shell radio reception that the bottom leaks hopper-shaped, passes through the shell public address at top again, is provided with the vibrating diaphragm in the dust cover moreover, can utilize the better transmission sound of vibrating diaphragm.

Description

Vibration plate for three-frequency-division main loudspeaker

Technical Field

The utility model relates to a speaker technical field specifically is a vibration board for three frequency division main loudspeaker.

Background

The speaker is also called a horn. It is a very common electroacoustic transducer, and can be found in electronic and electric equipment for producing sound. The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the audio equipment, and is the most important component for the audio effect. Loudspeakers are of a wide variety and vary widely in price. The audio frequency electric energy makes the paper cone or the diaphragm vibrate and generate resonance (resonance) with the surrounding air through electromagnetic, piezoelectric or electrostatic effect to make sound.

Patent No. CN202020826234.2 discloses a can promote resonance quality's vibration board for speaker, including shell, vibration board and centering piece, be equipped with the vibration board in the shell, the vibration board middle part is equipped with the dust cover, coats on the vibration board and has dust proof coating, waterproof layer, anti-corrosion coating, damping layer, thermal-insulated heat preservation and antistatic backing, the vibration board downside is equipped with the centering piece, and the centering piece downside is equipped with the voice coil loudspeaker voice coil, and the voice coil loudspeaker voice coil outside is equipped with splint, and the splint downside is equipped with magnet, and the magnet middle part is equipped with the iron prop, the shell upper end is equipped with the retainer plate, is equipped with the dust screen between. The utility model discloses during the use, through the damping layer that sets up, can effectually play the effect that the damping was fallen and is fallen to vibrating plate to can promote the resonance quality of vibrating plate, dust layer, waterproof layer, anti-corrosion coating, thermal-insulated heat preservation and the antistatic backing that sets up simultaneously also can play the guard action to vibrating plate.

Currently, the existing diaphragm for the main speaker with three-frequency division has some disadvantages, for example; the shell of the existing vibration plate for the three-frequency-division main loudspeaker cannot effectively gather sound, and the dustproof shell is adopted, so that sound transmission can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vibration board for three frequency division main speaker has solved the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vibration plate for a three-frequency-division main loudspeaker comprises a connecting pipe, wherein two-way vibration plate mechanisms are arranged on the upper side and the lower side of the connecting pipe;

the bidirectional vibrating plate mechanism comprises a first shell, a second shell, a vibrating plate, a dustproof shell, a first round hole, a second round hole and a vibrating diaphragm; both sides communicate respectively about the connecting pipe has first shell and second shell, the equal fixedly connected with vibration board of the inside round of first shell and second shell, the equal fixedly connected with dust cover of the inside middle-end of first shell and second shell, and a plurality of first round holes have been seted up to the inside round of dust cover, the second round hole has been seted up in the middle of the dust cover is inside, the inside equal fixedly connected with vibrating diaphragm of first round hole and second round hole.

As an optimal implementation manner of the present invention, the EPS foam is fixedly connected to the left and right sides between the first housing and the second housing.

As an optimized implementation mode of the utility model, fixedly connected with foam metal between the EPS bubble cotton and the connecting pipe.

As a preferred embodiment of the present invention, the connecting pipe, the first housing, the second housing and the dust-proof case are made of high-strength plastic.

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

1. the utility model discloses a vibrating diaphragm on both sides connection shell and dust cover about the connecting pipe not only can set up double-shell, utilizes the shell radio reception that the bottom leaks hopper-shaped, passes through the shell public address at top again, is provided with the vibrating diaphragm in the dust cover moreover, can utilize the better transmission sound of vibrating diaphragm, is favorable to the more practical vibration board for three frequency division main speaker of use.

The utility model discloses a cotton and foam metal of EPS bubble between first shell and the second shell not only can utilize the EPS bubble cotton to support two shells to promote the performance of damping, moreover through the foam metal between the EPS bubble cotton and the connecting pipe, can further promote the performance of damping, thereby reduce the vibration of shell, reduce resonance, be favorable to the vibration board for three frequency division main speaker of more practical use.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a front view of a vibrating plate for a three-frequency-division main speaker according to the present invention;

fig. 2 is a top view of a dust-proof case of a vibrating plate for a three-frequency-division main speaker according to the present invention.

In the figure: 1, connecting pipe 2, first shell 3, second shell 4, vibration board 5, dust cover 6, EPS bubble cotton 7, foam metal 8, first round hole 9, second round hole 10, vibrating diaphragm.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may for example be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a vibration plate for a three-frequency-division main loudspeaker comprises a connecting pipe 1, wherein two-way vibration plate mechanisms are arranged on the upper side and the lower side of the connecting pipe 1;

the bidirectional vibrating plate mechanism comprises a first shell 2, a second shell 3, a vibrating plate 4, a dustproof shell 5, a first round hole 8, a second round hole 9 and a vibrating diaphragm 10; the connecting pipe 1 is communicated with a first shell 2 and a second shell 3 from top to bottom, a vibration plate 4 is fixedly connected with the inner circle of the first shell 2 and the inner circle of the second shell 3, a dustproof shell 5 is fixedly connected with the inner middle end of the first shell 2 and the inner circle of the second shell 3, a plurality of first round holes 8 are formed in the inner circle of the dustproof shell 5, a second round hole 9 is formed in the middle of the inner part of the dustproof shell 5, and a vibration diaphragm 10 is fixedly connected with the inner parts of the first round hole 8 and the second round hole 9.

In this embodiment, referring to fig. 1, the vibrating diaphragm 10 on the shell and the dust-proof case 5 is connected to the upper and lower sides of the connecting pipe 1, so that not only can a double-shell be set, but also a funnel-shaped shell at the bottom is used for receiving radio, and then the shell at the top is used for amplifying sound, and the vibrating diaphragm 10 is arranged in the dust-proof case 5, so that sound can be better transmitted by the vibrating diaphragm 10, and the vibrating diaphragm for the three-frequency-division main speaker is more practical.

Wherein, the equal fixedly connected with EPS bubble cotton 6 of left and right sides between first shell 2 and the second shell 3.

Referring to fig. 1 in this embodiment, through the EPS foam 6 and the foam metal 7 between the first housing 2 and the second housing 3, the EPS foam 6 can be used to support the two housings, so as to improve the performance of vibration reduction, and through the foam metal 7 between the EPS foam 6 and the connection pipe 1, the performance of vibration reduction can be further improved, so as to reduce the vibration of the housings, reduce resonance, and facilitate more practical use of the vibration plate for the three-frequency-division main speaker.

Wherein, a foam metal 7 is fixedly connected between the EPS foam 6 and the connecting pipe 1.

Wherein, connecting pipe 1, first shell 2, second shell 3 and dust cover 5 are high strength plastic material.

When a vibration board for three frequency division main loudspeaker uses, through vibrating diaphragm 10 on connecting shell and dust cover 5 in connecting pipe 1 upper and lower both sides, not only can set up two shells, utilize the shell radio reception that the bottom leaks hopper-shaped, the shell public address at top is passed through again, and be provided with vibrating diaphragm 10 in dust cover 5, can utilize the better transmission sound of vibrating diaphragm 10, through set up EPS bubble cotton 6 and foam metal 7 between first shell 2 and second shell 3, not only can utilize EPS bubble cotton 6 to support two shells, thereby promote the performance of damping, and foam metal 7 between EPS bubble cotton 6 and connecting pipe 1, can further promote the performance of damping, thereby reduce the vibration of shell, reduce resonance.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a vibration board for three frequency division main speaker, includes connecting pipe (1), its characterized in that: the upper side and the lower side of the connecting pipe (1) are provided with bidirectional vibrating plate mechanisms;

the bidirectional vibrating plate mechanism comprises a first shell (2), a second shell (3), a vibrating plate (4), a dustproof shell (5), a first round hole (8), a second round hole (9) and a vibrating diaphragm (10); both sides communicate respectively about connecting pipe (1) have first shell (2) and second shell (3), the equal fixedly connected with vibration board of the inside round of first shell (2) and second shell (3) board (4), the equal fixedly connected with dust shell (5) of the inside middle-end of first shell (2) and second shell (3), and a plurality of first round holes (8) have been seted up to the inside round of dust shell (5), second round hole (9) have been seted up in the middle of dust shell (5) is inside, first round hole (8) and the equal fixedly connected with vibrating diaphragm (10) of second round hole (9) inside.

2. A main speaker diaphragm according to claim 1, wherein: the left side and the right side of the space between the first shell (2) and the second shell (3) are fixedly connected with EPS foam (6).

3. A main speaker diaphragm according to claim 2, wherein: foam metal (7) is fixedly connected between the EPS foam (6) and the connecting pipe (1).

4. A main speaker diaphragm according to claim 1, wherein: the connecting pipe (1), the first shell (2), the second shell (3) and the dustproof shell (5) are all made of high-strength plastic materials.