CN216721533U - Earphone set - Google Patents

Abstract

The utility model discloses an earphone which comprises a shell and a pressure relief piece, wherein the shell comprises a front shell and a rear shell; the front shell forms a front cavity, and the rear shell forms a rear cavity; the front shell is provided with a first pressure relief hole communicated with the front cavity, and the rear shell is provided with a second pressure relief hole communicated with the outside; the pressure relief piece is provided with a through hole, one end of the pressure relief piece is communicated with the first pressure relief hole, and the other end of the pressure relief piece is communicated with the second pressure relief hole. According to the earphone, the first pressure relief hole is formed in the front shell, the second pressure relief hole is formed in the rear shell, the first pressure relief hole is communicated with the second pressure relief hole through the pressure relief piece, and air pressure of the front cavity is balanced through the second pressure relief hole formed in the rear shell. The user is when using the earphone, fills in the earphone in the ear, and the backshell is the part far away from the ear, and second pressure release hole sets up on the backshell, is difficult to be plugged up by the ear, and the atmospheric pressure in front chamber can normally be balanced, does not influence the tone quality of earphone.

Description

Earphone set

Technical Field

The utility model relates to the technical field of earphones, in particular to an earphone.

Background

The earphone is an indispensable accessory of electronic products such as mobile phones and the like. The popularization of mobile phone electronic products also enables earphones to be more and more widely used. With the increasing demand of people for living, the demand of consumers for earphones is also higher and higher, and besides the requirement of stable communication quality, the earphones are also required to have better sound quality.

In order to ensure the sound quality of the earphone, a pressure relief hole is generally arranged on the front cavity of the earphone. The pressure relief hole is used for balancing the air pressure between the closed front cavity and the outside, so that the loudspeaker in the earphone can normally vibrate.

At present, the pressure release hole of earphone all sets up on the shell in front chamber, because everyone's ear shape is different, and when partial user used, the ear can plug up the pressure release hole, and when the loudspeaker device vibrated, the atmospheric pressure of front chamber inside changed, and atmospheric pressure obtained unbalance, influenced the tone quality of earphone.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an earphone, wherein a pressure relief hole is not easy to block, and the sound quality of the earphone is good.

The utility model discloses an earphone which comprises a shell and a pressure relief piece, wherein the shell comprises a front shell and a rear shell; the front shell forms a front cavity, and the rear shell forms a rear cavity; the front shell is provided with a first pressure relief hole communicated with the front cavity, and the rear shell is provided with a second pressure relief hole communicated with the outside; the pressure relief piece is provided with a through hole, one end of the pressure relief piece is communicated with the first pressure relief hole, and the other end of the pressure relief piece is communicated with the second pressure relief hole.

Optionally, the pressure relief piece comprises a front communication piece and a rear communication piece; the front communicating piece is communicated with the first pressure relief hole; one end of the rear communicating piece is communicated with the front communicating piece, the rear communicating piece penetrates through the rear cavity, and the other end of the rear communicating piece is communicated with the second pressure relief hole.

Optionally, the second pressure relief hole extends into the rear cavity to form a mounting post; the rear communication member is installed in the mounting post.

Optionally, the headset further comprises a shield for dust and water protection; the protection piece is arranged on the rear shell and covers the second pressure relief hole.

Optionally, the rear housing is provided with a mounting groove, the mounting groove is located at the second pressure relief hole, and the protection element is mounted in the mounting groove.

Optionally, a first groove is formed in a surface, facing the second pressure relief hole, of the protection element, and the first groove corresponds to the rear communication element.

Optionally, the earphone comprises a rear cover, and the rear cover is mounted on the rear shell; and a third pressure relief hole is formed in the rear cover, and the third pressure relief hole is aligned with the second pressure relief hole.

Optionally, a fourth pressure relief hole is formed in the rear shell, and the fourth pressure relief hole is communicated with the rear cavity and the outside.

Optionally, the front communicating piece is a silica gel piece, and the rear communicating piece is a steel pipe.

Optionally, the front shell is formed with an accommodating cavity, and the front communicating piece is installed in the accommodating cavity; the side face of the front communicating piece is provided with a protruding portion, the inner side wall of the containing cavity is provided with a limiting groove, and the protruding portion is matched with the limiting groove.

According to the earphone, the first pressure relief hole is formed in the front shell, the second pressure relief hole is formed in the rear shell, the first pressure relief hole is communicated with the second pressure relief hole through the pressure relief piece, and air pressure of the front cavity is balanced through the second pressure relief hole formed in the rear shell. The user is when using the earphone, fills in the earphone in the ear, and the backshell is the part far away from the ear, and second pressure release hole sets up on the backshell, is difficult to be plugged up by the ear, and the atmospheric pressure in front chamber can normally be balanced, does not influence the tone quality of earphone.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. It is obvious that the drawings in the following description are only some embodiments of the utility model, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

FIG. 1 is a schematic diagram of a headset according to an embodiment of the utility model;

fig. 2 is another schematic diagram of a headset according to an embodiment of the utility model;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic view of a front housing of an embodiment of the present invention;

FIG. 5 is another schematic view of a front housing of an embodiment of the present invention;

FIG. 6 is another schematic view of a front shell according to an embodiment of the present invention;

FIG. 7 is a schematic view of a front communication piece according to an embodiment of the present invention;

fig. 8 is a schematic view of a protective shield in accordance with an embodiment of the present invention.

100, a shell; 110. a front housing; 111. a front cavity; 112. a first pressure relief vent; 113. an accommodating cavity; 113a and a limit groove; 120. a rear housing; 121. a rear cavity; 122. a second pressure relief vent; 123. mounting a column; 124. installing a groove; 125. a fourth pressure relief vent; 200. a pressure relief piece; 210. a front communication member; 211. a boss portion; 220. a rear communicating member; 300. a guard; 310. a first groove; 400. a rear cover; 410. and a third pressure relief vent.

Detailed Description

It is to be understood that the terminology, the specific structural and functional details disclosed herein are for the purpose of describing particular embodiments only, and are representative, but that the present invention may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

The utility model is described in detail below with reference to the figures and alternative embodiments.

As shown in fig. 1 to 3, as an embodiment of the present invention, an earphone is disclosed, which includes a case 100 and a pressure relief member 200, the case 100 including a front case 110 and a rear case 120; the front case 110 forms a front cavity 111, and the rear case 120 forms a rear cavity 121; a first pressure relief hole 112 communicated with the front cavity 111 is formed in the front shell 110, and a second pressure relief hole 122 communicated with the outside is formed in the rear shell 120; the pressure relief piece 200 is provided with a through hole, one end of the pressure relief piece 200 is communicated with the first pressure relief hole 112, and the other end is communicated with the second pressure relief hole 122.

When the earphone is used, the vibration of the speaker device can cause the vibration of the air in the front cavity 111, resulting in the change of the air pressure. In this case, if the air pressure is not balanced, the sound quality of the earphone is affected. In the existing earphone, a pressure relief hole is generally formed in a casing 100 where a front cavity 111 is located, and the pressure relief hole is communicated with the front cavity 111 and the outside, so that the air pressure of the front cavity 111 is balanced, and the sound quality of the earphone is ensured. However, when the user inserts the earphone into the ear when using the earphone, the front cavity 111 is a part very close to the ear and may even be a part entering the ear. The ear shapes of the ears of each user are different, and the pressure relief hole is directly formed in the shell 100 where the front cavity 111 is located and is easily blocked by the ears, so that the air pressure of the front cavity 111 is not balanced, and the tone quality of the earphone is affected.

In the earphone of the present invention, the first pressure release hole 112 is formed in the front case 110, the second pressure release hole 122 is formed in the rear case 120, the first pressure release hole 112 and the second pressure release hole 122 are communicated with each other by the pressure release member 200, and the air pressure in the front chamber 111 is balanced by the second pressure release hole 122 formed in the rear case 120. When the user uses the earphone, the user plugs the earphone into the ear, the rear shell 120 is a part far away from the ear, the second pressure relief hole 122 is formed in the rear shell 120 and is not easy to be blocked by the ear, the air pressure of the front cavity 111 can be normally balanced, and the sound quality of the earphone is not affected.

In the present invention, the front case 110 and the rear case 120 are coupled to form a main body of the headset. The front shell 110 is generally covered with a rubber sleeve, which is inserted into the ear hole of the user, thereby wearing the earphone on the ear of the user. Or the front shell 110 is processed into a smooth surface and is directly inserted into the ear hole of the user.

The front chamber 111 formed in the front case 110 and the rear chamber 121 formed in the rear case 120 are spaced apart from each other. A through hole is formed in the pressure relief member 200, and the front cavity 111 is communicated with the second pressure relief hole 122 through the through hole, so that the front cavity 111 is communicated with the outside. The specific arrangement positions of the first pressure relief hole 112 and the second pressure relief hole 122 are not particularly limited in the present invention.

Specifically, as shown in FIG. 3, the pressure relief element 200 includes a front communication member 210 and a rear communication member 220; the front communication member 210 is communicated with the first pressure relief hole 112; one end of the rear communication member 220 is communicated with the front communication member 210, the rear communication member 220 penetrates through the rear cavity 121, and the other end of the rear communication member is communicated with the second pressure relief hole 122. In this embodiment, the front communication member 210 is first communicated with the first pressure relief hole 112, the rear communication member 220 is communicated with the front communication member 210, and the rear communication member 220 passes through the rear cavity 121 and is communicated with the second pressure relief hole 122 for assembly. Both the front and rear communication members 210 and 220 are provided with through holes therein. In other embodiments, the pressure relief member 200 may be integrally formed

More specifically, one end of the rear communication member 220 is inserted into a through hole in the front communication member 210 to be connected. In other embodiments, the through hole of the rear communication member 220 and the through hole of the front communication member 210 may be aligned instead of being inserted into the through hole of the front communication member 210. More specifically, as shown in fig. 3, the through hole of the front communication member 210 may be provided in a bent shape, and the direction of the through hole may be changed.

More specifically, the front communication member 210 is a silicone member. In this scheme, preceding connecting piece 210 is the silica gel spare, has certain elasticity and deformability, and connecting piece 210's firm installation before convenient, when back connecting piece 220 inserted in the through-hole of preceding connecting piece 210, under the elasticity of silica gel compresses tightly, also more firm. Of course, in other embodiments, the front communication member 210 may also be a plastic member, a metal member, etc.

Further, the rear communication member 220 is a steel pipe. In this scheme, back connecting piece 220 is the steel pipe, and the durability is good, and hardness is big, can conveniently insert in the through-hole of the preceding connecting piece 210 for the silica gel spare. In other embodiments, the rear communication member 220 may be a plastic member or a silicone member.

More specifically, as shown in fig. 4 to 7, the front case 110 is formed with a receiving cavity 113, and the front communication member 210 is installed in the receiving cavity 113; the side of the front communicating piece 210 is formed with a convex part 211, the inner side wall of the accommodating cavity 113 is formed with a limiting groove 113a, and the convex part 211 is matched with the limiting groove 113 a. In this scheme, fixed preceding connecting piece can be installed well in holding chamber 113, and further, through the screens cooperation of bellying 211 and spacing recess 113a, intercommunication piece 210 before can installing more firmly. Meanwhile, the convex part 211 and the limiting groove 113a are matched to play a role of fool-proofing, so that the front communicating piece 210 is prevented from being reversely assembled during assembly. In this embodiment, when the front communicating member 210 is a silicone member, the silicone member has a certain deformation force, the front communicating member 210 is installed in the accommodating cavity 113, and the communicating member generates an elastic force after being squeezed, and can be tightly installed in the accommodating cavity 113.

More specifically, as shown in fig. 3, a mounting post 123 is formed in the second pressure relief hole 122 and extends into the rear cavity 121; the rear communication member 220 is installed in the mounting post 123. In this scheme, through setting up erection column 123, back connecting piece 220 is installed in erection column 123, can make things convenient for the installation and the fixed of back connecting piece, and back connecting piece is fixed firm, is difficult to drop or shift. More specifically, a through hole is formed in the mounting post 123, and the rear communication member 220 is inserted into the through hole of the mounting post 123, and has one end inserted into the front communication member 210 and the other end inserted to the second relief hole 122. In other embodiments, the mounting post 123 may not be provided, and one end of the rear communication member 220 may be inserted into the front communication member 210, and the other end may directly interface with the pressure relief hole, or may be inserted into the second pressure relief hole 122.

Further, as shown in fig. 3, the rear case 120 is opened with a mounting recess 124, the mounting recess 124 is located at the second pressure relief hole 122, and the shielding member 300 is mounted in the mounting recess 124. In this embodiment, the protection element 300 is installed in the installation recess 124, so that the installation and fixation of the protection element 300 are facilitated, and the protection element 300 is not easily detached. The protection member 300 may be fixedly installed in the installation recess 124 by glue or the like. More specifically, the shape of the mounting recess 124 is adapted to the shape of the protection member 300. In other embodiments, the mounting recess 124 may not be formed on the rear case 120, and the shielding member 300 directly covers the second pressure relief hole 122.

More specifically, as shown in fig. 1 and 3, the earphone includes a rear cover 400, the rear cover 400 being mounted on the rear case 120; a third pressure relief hole 410 is formed in the rear cover 400, and the third pressure relief hole 410 is aligned with the second pressure relief hole 122. In this embodiment, the rear cover 400 covers the protection member 300 to protect the protection member 300. The rear cover 400 is provided with a third pressure relief hole 410 aligned with the second pressure relief hole 122 to facilitate communication between the front cavity 111 and the outside.

A first groove 310 is formed on a surface of the shielding member 300 facing the second pressure relief hole 122, and the first groove 310 corresponds to the rear communication member 220. The first recess 310 serves to avoid the rear communication member 220, and at the same time, the air permeability of the protection member 300 may be improved to balance the air pressure while ensuring the structural strength of the protection member 300 as a whole.

More specifically, as shown in fig. 1, a fourth pressure relief hole 125 is formed in the rear case 120, and the fourth pressure relief hole 125 communicates the rear cavity 121 with the outside. The fourth pressure release hole 125 plays a role in balancing the air pressure inside the rear cavity 121, thereby ensuring the sound quality of the earphone. Specifically, there are three fourth pressure relief holes 125, which has a good pressure relief effect and does not allow for too fast pressure relief.

On the other hand, as shown in fig. 3 and 8, the headset further includes a shield 300 for dust and water prevention; the shielding member 300 is disposed on the rear case 120 and covers the second pressure relief hole 122. In this embodiment, the protection member 300 covers the second pressure relief hole 122 to prevent dust and water, and prevent external dust and water from entering the inside of the earphone, thereby damaging the earphone. Meanwhile, the protection element 300 can play a certain blocking role, and can prevent the air pressure in the front cavity 111 from being released too fast, so that the tone quality of the earphone is not easily affected. The guard 300 may be a protection net, a dust cloth, or the like.

The foregoing is a more detailed description of the utility model in connection with specific alternative embodiments, and the practice of the utility model should not be construed as limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.

Claims (10)

1. An earphone, comprising a housing and a pressure relief member, the housing comprising a front shell and a rear shell; the front shell forms a front cavity, and the rear shell forms a rear cavity; the front shell is provided with a first pressure relief hole communicated with the front cavity, and the rear shell is provided with a second pressure relief hole communicated with the outside; the pressure relief piece is provided with a through hole, one end of the pressure relief piece is communicated with the first pressure relief hole, and the other end of the pressure relief piece is communicated with the second pressure relief hole.

2. The earphone of claim 1 wherein the pressure relief member comprises a front communication member and a rear communication member; the front communicating piece is communicated with the first pressure relief hole; one end of the rear communicating piece is communicated with the front communicating piece, the rear communicating piece penetrates through the rear cavity, and the other end of the rear communicating piece is communicated with the second pressure relief hole.

3. The earphone according to claim 2, wherein the second pressure relief hole extends into the rear cavity to form a mounting post; the rear communication member is installed in the mounting post.

4. A headset according to any of claims 2-3, characterized in that the headset further comprises a shield for dust and water protection; the protection piece is arranged on the rear shell and covers the second pressure relief hole.

5. The earphone according to claim 4, wherein the rear case defines a mounting recess at the second relief hole, the protector being mounted in the mounting recess.

6. The earphone according to claim 4, wherein a first recess is formed in a surface of the protector facing the second relief hole, and the first recess corresponds to the rear communication member.

7. The headset of claim 5, wherein the headset includes a rear cover mounted on the rear housing; and a third pressure relief hole is formed in the rear cover, and the third pressure relief hole is aligned with the second pressure relief hole.

8. The earphone according to claim 1, wherein a fourth pressure relief hole is formed in the rear case, and the fourth pressure relief hole communicates the rear cavity with the outside.

9. The earphone according to claim 2, wherein the front communication member is a silicone member and the rear communication member is a steel tube.

10. The earphone as claimed in claim 2, 3 or 9, wherein the front case is formed with a receiving chamber in which the front communication member is mounted; the side face of the front communicating piece is provided with a protruding portion, the inner side wall of the containing cavity is provided with a limiting groove, and the protruding portion is matched with the limiting groove.

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