CN211909133U

CN211909133U - Square dance noise reduction loudspeaker

Info

Publication number: CN211909133U
Application number: CN202020758272.9U
Authority: CN
Inventors: 翁伟; 张颖; 何康
Original assignee: Dongtai Pengmei Electronic Industry Co ltd
Current assignee: Dongtai Pengmei Electronic Industry Co ltd
Priority date: 2020-05-10
Filing date: 2020-05-10
Publication date: 2020-11-10
Anticipated expiration: 2030-05-10

Abstract

The utility model discloses a noise reduction loudspeaker for square dance, which comprises a concave box body, wherein a sound box is arranged inside the concave box body, the middle part of the sound box is provided with a horn structure, the rear end of the horn is fixedly connected with a cavity, the upper end and the lower end of one side of the cavity are fixedly connected with a first magnetic conduction plate, one side of the first magnetic conduction plate is fixedly connected with a magnet, one side of the magnet is fixedly connected with a second magnetic conduction plate, the upper end and the lower end of the first magnetic conduction plate are provided with voice coils, one side of the second magnetic conduction plate is fixedly connected with a supporting plate, one side of the supporting plate is provided with an elastic wave, one end of the voice coil is fixedly connected with a vibrating membrane, the lower end of the sound box and the inner wall of the lower end of the concave box body are fixedly connected with a spring, the loudspeaker box is characterized in that a first sound absorbing material is arranged in an interlayer of the loudspeaker box, a second sound absorbing material is arranged in the cavity, and a dust cover is arranged on one side of the supporting plate and one side of the vibrating membrane. The utility model discloses in, can effectively fall and make an uproar, the effect is showing.

Description

Square dance noise reduction loudspeaker

Technical Field

The utility model relates to a loudspeaker field of making an uproar falls especially relates to a loudspeaker of making an uproar falls in square dance.

Background

The loudspeaker is also more and more widely used, and every night, a lot of people gather on a square and jump along with music played by the sound box, but most of timbres emitted by the loudspeaker are mixed with certain noises, and noise reduction treatment is needed.

At present stage to falling and making an uproar mostly incomplete, can not effectively fall and make an uproar, compare under, the utility model discloses, can fall through the outside auxiliary device that sets up, fall and make an uproar, still fall through locating to fall the source, can realize falling the demand of making an uproar, the result of use is very good.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a square dance noise reduction loudspeaker.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a loudspeaker of making an uproar falls in square dance, includes the spill box, the inside of spill box is provided with the audio amplifier, and the middle part of audio amplifier is provided with the horn structure, the rear end fixedly connected with cavity of loudspeaker, the first magnetic conductive plate of both ends fixedly connected with about one side of cavity, one side fixedly connected with magnet of first magnetic conductive plate, one side fixedly connected with second magnetic conductive plate of magnet, the upper and lower end of first magnetic conductive plate is provided with the voice coil loudspeaker voice coil, one side fixedly connected with backup pad of second magnetic conductive plate, one side of backup pad is provided with the bullet ripples, the one end fixedly connected with vibrating diaphragm of voice coil loudspeaker voice coil.

As a further description of the above technical solution:

the lower extreme fixedly connected with support frame of spill box, the lower extreme fixedly connected with bottom plate of support frame.

As a further description of the above technical solution:

the lower end of the sound box is fixedly connected with a spring on the inner wall of the lower end of the concave box body.

As a further description of the above technical solution:

and a first sound absorption material is arranged in the interlayer of the sound box.

As a further description of the above technical solution:

and gaskets are fixedly connected to the two sides of the outer end of the sound box and inside the concave box body.

As a further description of the above technical solution:

a second sound-absorbing material is arranged inside the cavity.

As a further description of the above technical solution:

and a dust cover is arranged on one side of the support plate and one side of the vibrating membrane.

The utility model discloses following beneficial effect has:

1. the utility model discloses, the lower extreme of audio amplifier and at the lower extreme inner wall fixedly connected with spring of spill box, the spring can make the audio amplifier produce the vibration because the high frequency that sends of loudspeaker and carry out a bradyseism effect, can effectually reach an effect of making an uproar of falling like this.

2. The utility model discloses, set up first sound absorbing material in the interlayer of audio amplifier, can reach the effect of making an uproar of falling, audio amplifier outer end both sides and be provided with the gasket in the inside of spill box, the material of gasket is the rubber material, can alleviate rocking of audio amplifier, leads to the change of tone quality, also can keep its a steady state of using.

3. The utility model discloses, be provided with the second in the cavity and inhale the sound material and directly carry out a noise reduction treatment in source department, the dust cover of setting can prevent effectively that the dust from adhering to the effect that influences the use on the vibrating diaphragm, also plays the effect of a protection.

Drawings

Fig. 1 is a schematic structural view of a square dance noise reduction horn provided by the present invention;

FIG. 2 is a schematic diagram of an outer box structure of a square dance noise reduction loudspeaker provided by the present invention;

fig. 3 is an enlarged view of a structure at a in fig. 1.

Illustration of the drawings:

1. a support frame; 2. a base plate; 3. a concave box body; 4. a spring; 5. a sound box; 6. a first sound absorbing material; 7. a second sound absorbing material; 8. a chamber; 9. a first magnetic conductive plate; 10. a magnet; 11. a second magnetic conductive plate; 12. a dust cover; 13. a vibrating membrane; 14. a voice coil; 15. elastic wave; 16. a support plate; 17. a horn; 18. and (7) a gasket.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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. 1-3, the present invention provides an embodiment: the utility model provides a loudspeaker of making an uproar falls in square dance, including spill box 3, the inside of spill box 3 is provided with audio amplifier 5, the middle part of audio amplifier 5 is provided with loudspeaker 17 structure, loudspeaker 17's rear end fixedly connected with cavity 8, the first magnetic conduction board 9 of both ends fixedly connected with about one side of cavity 8, one side fixedly connected with magnet 10 of first magnetic conduction board 9, one side fixedly connected with second magnetic conduction board 11 of magnet 10, the upper and lower end of first magnetic conduction board 9 is provided with voice coil loudspeaker voice coil 14, one side fixedly connected with backup pad 16 of second magnetic conduction board 11, one side of backup pad 16 is provided with bullet ripples 15, the one end fixedly connected with vibrating diaphragm 13 of voice coil loudspeaker voice coil 14.

The lower end of the concave box body 3 is fixedly connected with a support frame 1, the lower end of the support frame 1 is fixedly connected with a bottom plate 2, a sound box 5 can be effectively used and fixed through a fixing device arranged at the lower end of the concave box body 3, and the sound box 5 can also be used as a support for the sound box 5, the lower end of the sound box 5 and the inner wall of the lower end of the concave box body 3 are fixedly connected with a spring 4, when a loudspeaker 17 is used, the sound box 5 can vibrate due to high-frequency waves emitted by the loudspeaker 17, so that vibrato is mixed with emitted tone color, imperfect tone color is formed, a noise is generated, the vibration is reduced by utilizing the action of the spring 4 arranged in the concave box body 3 and the sound box 5, the effect of tone quality vibration can be effectively relieved, a first sound absorbing material 6 is arranged in an interlayer of the sound box 5, the noise is reduced through the first sound absorbing material, outer end both sides of audio amplifier 5 and at the inside fixedly connected with gasket 18 of spill box 3, the material of gasket 18 of setting uses the rubber material can effectually prevent rocking that audio amplifier 5 produced because of the vibration in spill box 3, come to guarantee its stability through gasket 18, the inside of cavity 8 is provided with second acoustic material 7, through set up second acoustic material 7 in cavity 8, directly carry out the processing of making an uproar that falls in the source, it falls to make an uproar more effectually to come, one side of backup pad 16 and be provided with dust cover 12 in one side of vibrating diaphragm 13, the setting of dust cover 12 can effectually avoid the dust to get into loudspeaker 17 in, influence result of use, if the dust piles up will cause the change of tone quality or bring the noise in vibrating diaphragm 13 department, bring certain influence to falling the noise reduction, so will increase a dust cover 12 to it.

The working principle is as follows: the utility model discloses a square dance noise reduction loudspeaker, the lower end of a sound box 5 and the inner wall of the lower end of a concave box body 3 are fixedly connected with a spring 4, the spring 4 can generate vibration to the sound box 5 to have a shock absorption effect due to the high frequency emitted by a loudspeaker 17, thus, the noise reduction effect can be effectively achieved, the first sound absorption material 6 is arranged in the interlayer of the sound box 5, the noise reduction effect can be achieved, the two sides of the outer end of the sound box 5 and the inner part of the concave box body 3 are provided with the gaskets 18, the gaskets 18 are made of rubber, the utility model can relieve the shaking of the sound box 5 to cause the change of the tone and can also keep a stable using state, the cavity 8 is internally provided with a second sound-absorbing material 7 which directly carries out noise reduction treatment at the source and a dust cover 12, the dust can be effectively prevented from adhering to the vibration membrane 13 to influence the use effect, and a protection effect is also achieved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a loudspeaker of making an uproar falls in square dance, includes spill box (3), its characterized in that: the utility model discloses a loudspeaker box, including spill box (3), the inside of spill box (3) is provided with audio amplifier (5), and the middle part of audio amplifier (5) is provided with loudspeaker (17) structure, the rear end fixedly connected with cavity (8) of loudspeaker (17), the first magnetic conduction board (9) of both ends fixedly connected with about one side of cavity (8), one side fixedly connected with magnet (10) of first magnetic conduction board (9), one side fixedly connected with second magnetic conduction board (11) of magnet (10), the upper and lower end of first magnetic conduction board (9) is provided with voice coil loudspeaker voice coil (14), one side fixedly connected with backup pad (16) of second magnetic conduction board (11), one side of backup pad (16) is provided with bullet ripples (15), the one end fixedly connected with vibrating diaphragm (13) of voice coil loudspeaker voice coil (14).

2. The square dance noise reduction loudspeaker according to claim 1, wherein: the lower extreme fixedly connected with support frame (1) of spill box (3), the lower extreme fixedly connected with bottom plate (2) of support frame (1).

3. The square dance noise reduction loudspeaker according to claim 1, wherein: the lower end of the sound box (5) is fixedly connected with a spring (4) on the inner wall of the lower end of the concave box body (3).

4. The square dance noise reduction loudspeaker according to claim 1, wherein: and a first sound absorption material (6) is arranged in the interlayer of the sound box (5).

5. The square dance noise reduction loudspeaker according to claim 1, wherein: gaskets (18) are fixedly connected to the two sides of the outer end of the sound box (5) and the inner part of the concave box body (3).

6. The square dance noise reduction loudspeaker according to claim 1, wherein: a second sound-absorbing material (7) is arranged inside the cavity (8).

7. The square dance noise reduction loudspeaker according to claim 1, wherein: a dust cover (12) is provided on one side of the support plate (16) and on one side of the diaphragm (13).