CN210518782U

CN210518782U - Novel earphone loudspeaker sound cavity resonance structure

Info

Publication number: CN210518782U
Application number: CN201922145988.1U
Authority: CN
Inventors: 陈坤
Original assignee: Shenzhen Bosun Mai Technology Co Ltd
Current assignee: Shenzhen Bosun Mai Technology Co Ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-05-12
Anticipated expiration: 2029-12-04

Abstract

The utility model relates to a novel sound cavity resonance structure of an earphone loudspeaker, which comprises an earphone shell, wherein the earphone loudspeaker and a sound cavity matched with the earphone loudspeaker are arranged in the earphone shell, and a sound outlet communicated with the sound cavity is arranged on the earphone shell; a sound blocking piece which reflects the sound wave part emitted by the earphone speaker back to the sound cavity is arranged at the communication part of the sound cavity and the sound outlet or in the sound outlet, and a sound outlet gap is formed between the sound blocking piece and the inner wall of the sound outlet; adopt the structure of this application, the sound part that earphone loudspeaker sent can be by sound gear spare bounce-back echo intracavity, and the sound wave of bounce-back carries out rebound once or many times on sound gear spare and earphone loudspeaker vibrating diaphragm, shakes out by the play of sound clearance, produces the sympathetic response, can promote the tone quality of earphone, and the structure is very simple, sets up with low costs.

Description

Novel earphone loudspeaker sound cavity resonance structure

Technical Field

The utility model relates to an earphone loudspeaker technical field, more specifically say, relate to a novel earphone loudspeaker sound cavity sympathetic response structure.

Background

The earphone is a common accessory, which receives the electric signal sent by the media player or the receiver when working, and converts the electric signal into audible sound wave by using the loudspeaker close to the ear;

the existing earphone has a straight sound outlet 100, as shown in fig. 1, the sound emitted from the earphone directly enters human ears without being processed, and the sound quality is not ideal.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, a novel earphone loudspeaker sound cavity sympathetic response structure is provided.

The utility model provides a technical scheme that its technical problem adopted is:

the novel earphone horn sound cavity resonance structure comprises an earphone shell, wherein an earphone horn and a sound cavity matched with the earphone horn are arranged in the earphone shell, and a sound outlet communicated with the sound cavity is formed in the earphone shell; the sound cavity is communicated with the sound outlet hole or a sound blocking piece which reflects the sound wave part emitted by the earphone loudspeaker back to the sound cavity is arranged in the sound outlet hole, and a sound outlet gap exists between the sound blocking piece and the inner wall of the sound outlet hole.

Novel earphone loudspeaker sound cavity sympathetic response structure, wherein, sound gear spare is the bar.

Novel earphone loudspeaker sound chamber sympathetic response structure, wherein, the both sides of sound gear piece with the inner wall in phonate hole all exists the phonate clearance.

Novel earphone loudspeaker sound cavity sympathetic response structure, wherein, the side at the middle part of sound gear piece is provided with the arch that the increase kept off the sound area.

Novel earphone loudspeaker sound cavity sympathetic response structure, wherein, the arch is provided with two and sets up respectively the both sides of sound gear piece.

Novel earphone loudspeaker sound chamber sympathetic response structure, wherein, two the arch is just to setting up.

The novel sound cavity resonance structure of the earphone speaker of the utility model is characterized in that the inner wall of the sound cavity is provided with an installation step for installing the earphone speaker; and a distance which is not zero exists between the earphone loudspeaker and the sound gear piece.

Novel earphone loudspeaker sound chamber sympathetic response structure, wherein, the shaping has into the ear head on the earphone shell, the phonate hole sets up go into on the ear head.

Novel earphone loudspeaker sound cavity sympathetic response structure, wherein, sound gear spare is solid construction.

The novel sound cavity resonance structure of the earphone speaker of the utility model is characterized in that the sound gear piece is arranged in the sound outlet hole and partially extends into the sound cavity; and a non-zero distance exists between the part of the sound gear piece extending into the sound cavity and the earphone loudspeaker.

The beneficial effects of the utility model reside in that: adopt the structure of this application, the sound part that earphone loudspeaker sent can be by sound gear spare bounce-back echo intracavity, and the sound wave of bounce-back carries out rebound once or many times on sound gear spare and earphone loudspeaker vibrating diaphragm, shakes out by the play of sound clearance, produces the sympathetic response, can promote the tone quality of earphone, and the structure is very simple, sets up with low costs.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive efforts according to the drawings:

fig. 1 is a schematic diagram of a sound outlet structure of a conventional earphone;

fig. 2 is a schematic view of sound outlet holes of the sound cavity resonance structure of the novel earphone speaker according to the preferred embodiment of the present invention;

fig. 3 is an exploded view of the novel earphone speaker sound cavity resonance structure according to the preferred embodiment of the present invention;

fig. 4 is a sectional view of the novel earphone speaker sound cavity resonance structure according to the preferred embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, belong to the scope of protection of the present invention.

The novel sound cavity resonance structure of the earphone speaker of the preferred embodiment of the present invention is shown in fig. 2, and also refer to fig. 3-4, and comprises an earphone shell 1, wherein an earphone speaker 10 and a sound cavity 11 matched with the earphone speaker are arranged in the earphone shell 1, and a sound outlet 12 communicated with the sound cavity 11 is arranged on the earphone shell 1; a sound blocking piece 13 which reflects the sound wave part emitted by the earphone loudspeaker 10 back to the sound cavity 11 is arranged at the communication part of the sound cavity 11 and the sound outlet 12 or in the sound outlet 12, and a sound outlet gap 14 is formed between the sound blocking piece 13 and the inner wall of the sound outlet 12; adopt the structure of this application, the sound part that earphone loudspeaker 10 sent can be by sound gear piece 13 bounce-back echo chamber 11 in, the sound wave of bounce-back carries out rebound once or many times on sound gear piece 13 and earphone loudspeaker 10 vibrating diaphragm, by play 14 shakes out in the play sound clearance, produces the sympathetic response, can promote the tone quality of earphone, and the structure is very simple, sets up with low costs.

Preferably, the acoustic gear piece 13 is bar-shaped; such as a strip, an arc, or a combination thereof; of course, the sound gear 13 can also adopt various conventional transformation shapes such as cross, star, T, ellipse, diamond and the like, and all belong to the protection scope of the application; preferably, a strip shape is adopted.

Preferably, sound outlet gaps 14 are formed between the two sides of the sound gear piece 13 and the inner wall of the sound outlet hole 12; the sound is convenient to vibrate out after rebounding.

Preferably, the side of the middle part of the sound gear position member 13 is provided with a protrusion 130 for increasing the sound blocking area; it is possible to raise the amount of sound waves to be bounced while securing the length of the cross section of the sound emission gap 14.

Preferably, two protrusions 130 are provided and are respectively provided at both sides of the sound stage member 13; the two protrusions 130 are arranged oppositely; the sound vibration uniformity is better.

Preferably, the inner wall of the sound cavity 11 is provided with a mounting step 110 for mounting the earphone speaker 10; a non-zero distance exists between the earphone speaker 10 and the sound gear 13; the assembly is convenient, and a certain rebound space is ensured.

Preferably, an ear inlet head 15 is formed on the earphone shell 1, and the sound outlet hole 12 is formed on the ear inlet head 15; this arrangement is directed to in-ear headphones; certainly, to the earphone of non-in-ear formula, also can adopt this kind of structure of this application, for example there are a plurality of phonates on the headphone, all can adopt the scheme of this application to set up sound gear piece in order to promote tone quality on each phonate hole, and this kind of transform all belongs to this application protection scope.

Preferably, the acoustic shift position member 13 is a solid structure.

Optionally, the sound stage member 13 is disposed in the sound outlet hole 12 and extends partially into the sound cavity 11; a non-zero distance exists between the part of the sound gear 13 extending into the sound cavity 11 and the earphone loudspeaker 10; such variations are also within the scope of the present application.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A novel sound cavity resonance structure of an earphone loudspeaker comprises an earphone shell, wherein the earphone shell is internally provided with the earphone loudspeaker and a sound cavity matched with the earphone loudspeaker, and the earphone shell is provided with a sound outlet communicated with the sound cavity; the earphone is characterized in that a sound cavity is communicated with the sound outlet hole or a sound gear piece which can rebound a sound wave part emitted by the earphone loudspeaker back to the sound cavity is arranged in the sound outlet hole, and a sound outlet gap is formed between the sound gear piece and the inner wall of the sound outlet hole.

2. The novel earphone horn sound cavity resonance structure as recited in claim 1, wherein the sound gear member is in the form of a bar.

3. The novel earphone horn sound cavity resonance structure as recited in claim 2, wherein the sound outlet gap exists between both sides of the sound gear member and the inner wall of the sound outlet hole.

4. The novel earphone horn sound cavity resonance structure as recited in claim 2, wherein the side of the middle part of the sound-blocking member is provided with a protrusion for increasing the sound-blocking area.

5. The novel earphone horn sound cavity resonance structure as recited in claim 4, wherein two protrusions are provided and are respectively provided on both sides of the sound gear member.

6. The novel earphone horn sound cavity resonance structure as recited in claim 5, wherein two of the protrusions are oppositely disposed.

7. The novel earphone horn sound cavity resonance structure as claimed in any one of claims 1 to 6, wherein the inner wall of the sound cavity is provided with a mounting step for mounting the earphone horn; and a distance which is not zero exists between the earphone loudspeaker and the sound gear piece.

8. The novel earphone horn sound cavity resonance structure as claimed in any one of claims 1 to 6, wherein an ear inlet is formed on the earphone housing, and the sound outlet is disposed on the ear inlet.

9. The novel earphone horn sound cavity resonance structure as recited in any one of claims 1 to 6, wherein the sound-blocking member is a solid structure.

10. The novel earphone horn sound cavity resonance structure as recited in any one of claims 1 to 6, wherein the sound shift member is disposed in the sound outlet hole and partially extends into the sound cavity; and a non-zero distance exists between the part of the sound gear piece extending into the sound cavity and the earphone loudspeaker.