CN218587300U

CN218587300U - Earphone with front cavity air release function

Info

Publication number: CN218587300U
Application number: CN202222298678.5U
Authority: CN
Inventors: 沈庆凯; 马建保; 杨冉
Original assignee: Risuntek Inc
Current assignee: Risuntek Inc
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-03-07
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses an earphone with front cavity function of losing heart, through setting up first groove of letting out gas at the lateral surface of sound tube, set up the second groove of letting out gas at the surface of spacing ring, between the one end of the groove intercommunication first groove of letting out gas of second and the front end of front cavity, and set up the clearance of losing heart between the rear end face of registrate portion and the front end face of main part, the clearance of should losing heart communicates between the other end of first groove of letting out gas and the external world, this kind of earphone structure makes front cavity, the groove of letting out gas of second, the groove of letting out gas of first, the clearance of losing heart communicates with the external world in proper order, can carry out the front cavity and lose heart, can reduce the influence of negative pressure to loudspeaker and ear, and can not destroy the ID design of earphone, do not influence tone quality; go out the sound track including in proper order by going to anterior segment, middle section and the back end of back connection, the internal diameter of this anterior segment is greater than the internal diameter of back end, and the internal diameter of middle section is reduced by going to the back in proper order, and this kind of structure can realize fine waterproof function, promotes user's experience and feels, prolongs the life of earphone, satisfies current demand.

Description

Earphone with front cavity air release function

Technical Field

The utility model relates to an earphone field technique especially indicates an earphone of disappointing function in preceding chamber of area.

Background

Headphones (earphones) are a pair of transducing units that receive electrical signals from a media player or receiver and transduce them into audible sound waves using speakers near the ears. The earphone can be separated from the media player, can be connected by only using one plug, and can listen to the sound independently without influencing other people; can also isolate the sound of the surrounding environment, and is helpful for people who use in a noisy environment such as a recording studio, a bar, a journey, sports, and the like. The earphone is originally used for telephone and radio, but with the prevalence of portable electronic devices, the earphone is often used for mobile phones, walkmans, radios, portable electronic games, digital audio players, and the like.

Along with the rapid development of the earphone industry, the requirement of consumers on the earphone quality is higher and higher, most of the current earphones are provided with air release holes at the front cavity of the sound outlet pipe to reduce the influence of negative pressure on a loudspeaker and ears, but the design of the air release holes is unreasonable, so that the ID design of the earphones is destroyed, the sound quality is seriously influenced, and the current earphones do not have a waterproof function, the front cavity of the sound outlet pipe of the earphones is easy to enter water, the experience of users is poor, the service life of the earphones is short, and the current earphones are generally provided with a sound adjusting net, so that the material cost and the labor processing cost are higher, the existing earphones are not competitive, and the current requirements cannot be met. Therefore, there is a need for improvements in current headsets.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides an earphone with a front cavity venting function, which can not only reduce the influence of negative pressure on the speaker and ear and improve the comfort level of wearing the earphone, but also does not damage the ID design of the earphone and does not affect the sound quality; and the waterproof earphone has a good waterproof function, improves the experience of a user, can greatly prolong the service life of the earphone, does not need a tuning net, reduces materials, saves material cost and manpower processing cost, and enables the product to be more competitive.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an earphone with a front cavity air leakage function comprises an earphone body and an earmuff; the earphone body comprises a main body part and a sound outlet pipe integrally extending forwards from the front end surface of the main body part, a front cavity is formed in the sound outlet pipe, and a limiting ring is extended from the outer side surface of the front end of the sound outlet pipe in a radial expansion manner; the ear cap is provided with a nesting part which is sleeved outside the sound outlet pipe, a limiting groove is arranged in the nesting part, and the limiting ring is clamped in the limiting groove; the lateral surface of this play sound pipe is concave to be equipped with first groove of letting out gas, and the surface of this spacing ring is concave to be equipped with the second groove of letting out gas, and the second is lost heart between the one end in groove intercommunication first groove of letting out gas and the front end in front of the chamber, and is formed with the clearance of losing heart between the rear end face of this registrates portion and the preceding terminal surface of main part, should lose heart the clearance intercommunication first other end of letting out the gas groove and between the external world.

Preferably, the width of the first air leakage groove is 0.25mm, and the length of the first air leakage groove is 1.5mm.

Preferably, the air leakage gap is 0.5mm.

As a preferable scheme, the earmuff is provided with a sound outlet channel, the sound outlet channel is communicated with the front cavity and is positioned in front of the front cavity, the sound outlet channel comprises a front section, a middle section and a rear section which are sequentially connected from front to back, the inner diameter of the front section is larger than that of the rear section, and the inner diameter of the middle section is sequentially reduced from front to back.

Preferably, the length of the front section is greater than that of the rear section, and the length of the rear section is greater than that of the middle section.

As a preferred scheme, the earmuffs are made of silica gel.

Preferably, a cover body extends backwards in the opposite direction from the front end of the nesting part, and covers the periphery of the sound outlet pipe.

Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme:

the earphone structure enables the front cavity, the second air release groove, the first air release groove and the air release gap to be sequentially communicated with the outside to form an air release flow channel, the front cavity can release air, the influence of negative pressure on a loudspeaker and ears can be reduced, the wearing comfort level of the earphone is improved, the ID design of the earphone cannot be damaged, and the tone quality cannot be influenced; the sound outlet channel comprises a front section, a middle section and a rear section which are connected from front to back in sequence, the inner diameter of the front section is larger than that of the rear section, and the inner diameter of the middle section is reduced from front to back in sequence, so that the structure can realize a good waterproof function, the experience of a user is improved, and the service life of the earphone can be greatly prolonged; and, do not need the tuning net, reduced the material, practiced thrift material cost and manpower processing cost, make the product more competitive, satisfy current demand.

To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.

Drawings

FIG. 1 is an assembled perspective view of a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the preferred embodiment of the present invention;

FIG. 3 is a cross-sectional view of a preferred embodiment of the present invention;

fig. 4 is a schematic perspective view of an earphone body according to a preferred embodiment of the present invention;

FIG. 5 is a schematic perspective view of an earcap according to a preferred embodiment of the present invention;

fig. 6 is an enlarged schematic view at a position a in fig. 3.

The attached drawings indicate the following:

10. earphone body 11 and main body part

12. Sound outlet pipe 121, limiting ring

101. Front cavity 102 and first air relief groove

103. Second air release groove 20 and ear cap

21. Engaging part 211 and cover body

22. Sound output channel 221, front section

222. Middle section 223 and rear section

201. A limiting groove 202 and an air leakage gap.

Detailed Description

Referring to fig. 1 to 6, a specific structure of a preferred embodiment of the present invention is shown, including an earphone body 10 and an earmuff 20.

The earphone body 10 comprises a main body part 11 and a sound outlet pipe 12 integrally extending forwards from the front end face of the main body part 11, a front cavity 101 is arranged in the sound outlet pipe 12, a limiting ring 121 is radially expanded and extended from the outer side face of the front end of the sound outlet pipe 12, a first air release groove 102 is concavely arranged on the outer side face of the sound outlet pipe 12, a second air release groove 103 is concavely arranged on the outer surface of the limiting ring 121, and the second air release groove 103 is communicated between one end of the first air release groove 102 and the front end of the front cavity 101; in this embodiment, the width of the first air bleed groove 102 is 0.25mm, and the length thereof is 1.5mm.

The ear cap 20 has a sleeve portion 21, the sleeve portion 21 is sleeved outside the sound outlet tube 12, the sleeve portion 21 has a limiting groove 201 therein, the limiting ring 121 is clamped in the limiting groove 201, an air release gap 202 is formed between the rear end surface of the sleeve portion 21 and the front end surface of the main body portion 11, and the air release gap 202 is communicated between the other end of the first air release groove 102 and the outside; in this embodiment, the air relief gap 202 is 0.5mm; the ear cap 20 is provided with a sound outlet channel 22, the sound outlet channel 22 is communicated with the front cavity 101 and is positioned in front of the front cavity 101, the sound outlet channel 22 comprises a front section 221, a middle section 222 and a rear section 223 which are sequentially connected from front to back, the inner diameter of the front section 221 is larger than that of the rear section 223, and the inner diameter of the middle section 222 is sequentially reduced from front to back; the length of the front section 221 is greater than the length of the rear section 223, and the length of the rear section 223 is greater than the length of the middle section 222; the ear cap 20 is made of silica gel; a cover 211 extends backward from the front end of the engaging portion 21 in the opposite direction, and the cover 211 covers the periphery of the sound outlet tube 12.

The manufacturing and assembling process and the working and using process of the embodiment are detailed as follows:

when manufacturing, firstly, the earphone body 10 and the ear cap 20 are molded, then, the engaging portion 21 is sleeved outside the sound outlet tube 12, the limiting ring 121 is clamped in the limiting groove 201, the cover body 211 covers the periphery of the sound outlet tube 12, and an air release gap 202 is formed between the rear end surface of the engaging portion 21 and the front end surface of the main body portion 11.

During the use, fill in the earmuff 20 of earphone in the ear, because antechamber 101 on the earphone, second let out gas groove 103, first let out gas groove 102, lose heart clearance 202 and external intercommunication in proper order, so can form the runner of losing heart on the earphone, can carry out antechamber 101 and lose heart to balanced inside and outside atmospheric pressure, improve the comfort level that the earphone was worn, reduce the influence of negative pressure to loudspeaker and ear.

The utility model discloses a design focus lies in:

the earphone structure enables the front cavity, the second air release groove, the first air release groove and the air release gap to be sequentially communicated with the outside to form an air release flow channel, the front cavity can release air, the influence of negative pressure on a loudspeaker and ears can be reduced, the wearing comfort level of the earphone is improved, the ID design of the earphone cannot be damaged, and the tone quality cannot be influenced; the sound outlet channel comprises a front section, a middle section and a rear section which are sequentially connected from front to back, the inner diameter of the front section is larger than that of the rear section, and the inner diameter of the middle section is sequentially reduced from front to back, so that the structure can realize a good waterproof function, improve the experience of a user and greatly prolong the service life of the earphone; and, do not need the tuning net, reduced the material, practiced thrift material cost and manpower processing cost, make the product more competitive, satisfy current demand.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims

1. An earphone with a front cavity air leakage function comprises an earphone body and an earmuff; the earphone body comprises a main body part and a sound outlet pipe integrally extending forwards from the front end surface of the main body part, a front cavity is arranged in the sound outlet pipe, and a limiting ring is extended from the outer side surface of the front end of the sound outlet pipe in a radial expansion manner; the ear cap is provided with a sleeve part which is sleeved outside the sound outlet pipe, a limiting groove is arranged in the sleeve part, and the limiting ring is clamped in the limiting groove; the method is characterized in that: the lateral surface of this play sound pipe is concave to be equipped with first groove of letting out gas, and the surface of this spacing ring is concave to be equipped with the second groove of letting out gas, and the groove intercommunication of losing gas of this second is between the one end in first groove of letting out gas and the front end of preceding chamber, and is formed with the clearance of losing gas between the preceding terminal surface of the rear end face of this registrates portion and main part, should lose gas the clearance intercommunication between the other end in first groove of letting out gas and the external world.

2. A headphone with front cavity venting functionality as claimed in claim 1 wherein: the width of first let off gas groove is 0.25mm, and length is 1.5mm.

3. An earphone with front cavity venting function as claimed in claim 1, wherein: the air leakage gap is 0.5mm.

4. A headphone with front cavity venting functionality as claimed in claim 1 wherein: the earmuff is internally provided with a sound outlet channel which is communicated with the front cavity and is positioned in front of the front cavity, the sound outlet channel comprises a front section, a middle section and a rear section which are sequentially connected from front to back, the inner diameter of the front section is greater than that of the rear section, and the inner diameter of the middle section is sequentially reduced from front to back.

5. The earphone with front cavity venting function according to claim 4, wherein: the length of the front section is greater than that of the rear section, and the length of the rear section is greater than that of the middle section.

6. An earphone with front cavity venting function as claimed in claim 1, wherein: the earmuffs are made of silica gel.

7. A headphone with front cavity venting functionality as claimed in claim 1 wherein: the front end of the sheathing part reversely extends backwards to form a cover body which covers the periphery of the sound outlet pipe.