CN218998257U

CN218998257U - Inflatable earphone for helmet

Info

Publication number: CN218998257U
Application number: CN202320121903.XU
Authority: CN
Inventors: 公培文
Original assignee: Qingdao Ruili Sporting Goods Co ltd
Current assignee: Qingdao Ruili Sporting Goods Co ltd
Priority date: 2023-02-06
Filing date: 2023-02-06
Publication date: 2023-05-09
Anticipated expiration: 2033-02-06

Abstract

The utility model discloses an inflatable earphone for a helmet, which comprises two earphone shells, wherein earphone main bodies are arranged in the two earphone shells in a sliding clamping manner, springs are fixedly arranged on the two earphone shells, limiting discs are fixedly arranged on the two earphone main bodies, each limiting disc is fixedly arranged on a corresponding spring, air bags are arranged between each earphone shell and the corresponding earphone main body in a sliding clamping manner, an air guide mechanism is arranged between the two air bags, and a damping mechanism is arranged between each earphone shell and the corresponding earphone main body. The advantages are that: according to different users, the space between the ears of the users and the earphone can be flexibly adjusted by using the air filling air bag, the ears of the users can be perfectly attached to the earphone, the tightness is proper, and the wearing comfort is better.

Description

Inflatable earphone for helmet

Technical Field

The utility model relates to the technical field of helmets with built-in earphones, in particular to an inflatable earphone for a helmet.

Background

Helmet earphone is one kind and is built-in the helmet, and earphone and helmet combine as an organic wholely, can use the earphone when wearing the helmet, however every people's head form is different from person to person, and the helmet often can not adapt to all people's head form, and the earphone in the current helmet earphone is fixed in the both sides of helmet usually for helmet earphone can't perfect laminating people's ear, has too tight messenger's ear discomfort, and too loose easy problem of leaking sound, receiving outside sound interference again, has certain limitation, therefore need to design an inflatable earphone for helmet in order to solve above-mentioned problem.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides an inflatable earphone for a helmet.

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

the utility model provides an inflatable earphone for helmet, includes two earphone shells, two equal slip joint installs the earphone main part in the earphone shell, two equal fixed mounting has the spring on the earphone shell, two equal fixed mounting has the spacing dish on the earphone main part, and every spacing dish equal fixed mounting is on corresponding spring, every equal slip centre gripping has the gasbag between earphone shell and the corresponding earphone main part, and installs air guide mechanism between two gasbags, every all install damper between earphone shell and the corresponding earphone main part.

In the inflatable earphone for a helmet, the air guide mechanism comprises an air valve fixedly installed on the shell of the right earphone, an air guide pipe is fixedly installed between the air valve and the right air bag, an exhaust valve is fixedly installed on the shell of the earphone on the left side, an exhaust pipe is fixedly installed between the exhaust valve and the left air bag, and an air pipe is fixedly communicated between the two air bags.

In the inflatable earphone for a helmet, the damping mechanism comprises a telescopic connecting rod fixedly mounted on the earphone main body, a fixed column is fixedly mounted in the earphone shell, a damping slide plate is mounted in the fixed column through a sliding structure, a damping slide rod is fixedly mounted between the damping slide plate and the telescopic connecting rod, a plurality of first damping spring rods and a plurality of second damping spring rods are fixedly mounted between two sides of the damping slide plate and the fixed column respectively, and a damping structure is mounted between the damping slide plate and the fixed column.

In the inflatable earphone for a helmet, the sliding structure comprises a trapezoidal sliding rod fixedly installed on the damping sliding plate, a trapezoidal sliding groove is formed in the fixing column, and the trapezoidal sliding rod is installed in the trapezoidal sliding groove in a clamping mode.

In the inflatable earphone for a helmet, the damping structure comprises a plurality of damping friction balls fixedly mounted on the damping sliding plate, a plurality of damping friction plates are fixedly mounted on the inner portion of the fixing column, and each damping friction ball is extruded and attached to the corresponding damping friction plate.

In the inflatable earphone for a helmet, a plurality of radiating pipes are fixedly installed on each of the two earphone bodies.

Compared with the prior art, the utility model has the advantages that:

1: through setting up the spring, the spring sets up between earphone shell and earphone main part for interval between earphone shell and the earphone main part is adjustable, can adjust interval between the two in a flexible way according to the thickness of gasbag, and can realize automatic re-setting.

2: through setting up the gasbag, when the person of wearing felt the earphone and excessively loosen, can press the inflation valve with the air charge in two gasbags, the gasbag inflation this moment, ejecting in the earphone main part from the earphone shell, the spring pulls open, reaches a perfect elasticity up to the laminating ear, can stop pressing the inflation valve.

3: when the wearer feels that the earphone is too tight or wants to be stored after the earphone is used up, the air in the two air bags can be discharged by pressing the exhaust valve button, and at the moment, the spring is contracted, the earphone main body is pulled into the earphone shell until the earphone is attached to the ears, so that the earphone is applicable to different users.

In summary, the utility model can flexibly adjust the distance between the ear of the user and the earphone by using the air filling air bag according to different users, so that the ear of the user can be perfectly attached to the earphone, the tightness is proper, and the wearing comfort is better.

Drawings

The utility model is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a schematic structural view of an inflatable earphone for a helmet according to the present utility model;

fig. 2 is an enlarged view of the ear piece housing, the earphone body and a portion of the connection therebetween of fig. 1;

FIG. 3 is an enlarged view of the connection structure between the housing of the ear speaker of FIG. 1, the body of the headset, and the bladder;

FIG. 4 is an enlarged view of the structure of FIG. 3 rotated by a certain angle;

fig. 5 is a schematic view of the internal structure of the earphone housing, earphone body, and bladder of fig. 3;

fig. 6 is an enlarged view of a node at a portion a in fig. 5.

In the figure: the earphone comprises an earphone shell 1, an earphone body 2, an air bag 3, an inflation valve 4, an exhaust valve 5, an air pipe 6, a spring 7, a limit disc 8, a radiating pipe 9, a fixing column 10, a telescopic connecting rod 11, a damping slide rod 12, a damping slide plate 13, a damping spring rod 14, a damping spring rod 15, a damping friction ball 16 and a damping friction plate 17.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, an inflatable earphone for a helmet comprises two earphone shells 1, wherein earphone main bodies 2 are slidably clamped and installed in the two earphone shells 1, springs 7 are fixedly installed on the two earphone shells 1, limiting discs 8 are fixedly installed on the two earphone main bodies 2, each limiting disc 8 is fixedly installed on a corresponding spring 7, an air bag 3 is slidably clamped between each earphone shell 1 and the corresponding earphone main body 2, and an air guide mechanism is installed between the two air bags 3;

the following points are notable:

the air guide mechanism comprises an air charging valve 4 fixedly arranged on the right earphone shell 1, an air guide pipe is fixedly arranged between the air charging valve 4 and the right air bag 3, an exhaust valve 5 is fixedly arranged on the left earphone shell 1, an exhaust pipe is fixedly arranged between the exhaust valve 5 and the left air bag 3, and an air pipe 6 is fixedly communicated between the two air bags 3;

the spring 7 is arranged between the earphone shell 1 and the earphone body 2, so that the distance between the earphone shell 1 and the earphone body 2 is adjustable, the distance between the earphone shell and the earphone body 2 can be flexibly adjusted according to the thickness of the air bag 3, and automatic reset can be realized.

When the wearer feels that the earphone is too loose, the air valve 4 can be pressed by hand to charge air into the two air bags 3, at the moment, the air bags 3 are inflated, the earphone main body 2 is ejected out of the earphone shell 1, the spring 7 is pulled open until the earphone is attached to the ears, and the air valve 4 can be stopped from being pressed until the earphone is perfectly tight.

When the wearer feels that the earphone is too tight or wants to be stored after the earphone is used up, the air in the two air bags 3 can be discharged by pressing the exhaust valve 5 button, and at the moment, the spring 7 is contracted, the earphone main body 2 is pulled into the earphone shell 1 until the earphone is attached to the ears, so that different users can be applied.

Referring to fig. 5 to 6, a damping mechanism is installed between each earphone shell 1 and the corresponding earphone body 2, the damping mechanism comprises a telescopic connecting rod 11 fixedly installed on the earphone body 2, a fixed column 10 is fixedly installed in the earphone shell 1, a damping slide plate 13 is installed in the fixed column 10 through a sliding structure, a damping slide rod 12 is fixedly installed between the damping slide plate 13 and the telescopic connecting rod 11, and a plurality of damping spring rods I14 and a plurality of damping spring rods II 15 are respectively and fixedly installed between two sides of the damping slide plate 13 and the fixed column 10;

the following points are notable:

the sliding structure comprises a trapezoidal sliding rod fixedly installed on the shock absorption sliding plate 13, a trapezoidal sliding groove is formed in the fixed column 10, the trapezoidal sliding rod is clamped and installed in the trapezoidal sliding groove, and the sliding structure is used for enabling the shock absorption sliding plate 13 to horizontally slide in the fixed column 10 without being deviated from the fixed column 10 and separated from the fixed column 10.

The damping mechanism can effectively damp by mutually matching, stretching and contracting the damping spring rod I14 and the damping spring rod II 15, so that vibration in the helmet can be prevented from being conducted into the earphone main body 2 through the earphone shell 1, and music playing of the earphone main body 2 is prevented from being influenced.

The damping structure is arranged between the damping slide plate 13 and the fixed column 10, the damping structure comprises a plurality of damping friction balls 16 fixedly arranged on the damping slide plate 13, a plurality of damping friction plates 17 are fixedly arranged in the fixed column 10, each damping friction ball 16 is extruded and attached to the corresponding damping friction plate 17, friction resistance can be generated when the damping friction balls 16 slide on the damping friction plates 17 in a friction manner, and elastic damping generated when the damping spring rod I14 and the damping spring rod II 15 stretch or compress can be weakened and counteracted, so that vibration is further reduced.

A plurality of radiating pipes 9 are fixedly arranged on the two earphone main bodies 2, so that the radiating effect inside the earphone main bodies 2 is improved.

Further, the above-described fixed connection is to be understood in a broad sense, unless explicitly stated and defined otherwise, as being, for example, welded, glued, or integrally formed, as is well known to those skilled in the art.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an inflatable earphone for helmet, includes two earphone shell (1), its characterized in that, two equal slip joint installs earphone main part (2) in earphone shell (1), two equal fixed mounting has spring (7) on earphone shell (1), two equal fixed mounting has spacing dish (8) on earphone main part (2), and every spacing dish (8) equal fixed mounting is on corresponding spring (7), every equal slip centre gripping has gasbag (3) between earphone shell (1) and the corresponding earphone main part (2), and installs air guide mechanism between two gasbags (3), every damping device is all installed between earphone shell (1) and the corresponding earphone main part (2).

2. An inflatable earphone for a helmet according to claim 1, wherein the air guide mechanism comprises an air valve (4) fixedly mounted on the right earphone housing (1), an air guide pipe is fixedly mounted between the air valve (4) and the right air bag (3), an exhaust valve (5) is fixedly mounted on the left earphone housing (1), an exhaust pipe is fixedly mounted between the exhaust valve (5) and the left air bag (3), and an air pipe (6) is fixedly communicated between the two air bags (3).

3. The inflatable earphone for the helmet according to claim 1, wherein the damping mechanism comprises a telescopic connecting rod (11) fixedly installed on the earphone main body (2), a fixed column (10) is fixedly installed in the earphone shell (1), a damping sliding plate (13) is installed in the fixed column (10) through a sliding structure, a damping sliding rod (12) is fixedly installed between the damping sliding plate (13) and the telescopic connecting rod (11), a plurality of first damping spring rods (14) and a plurality of second damping spring rods (15) are fixedly installed between two sides of the damping sliding plate (13) and the fixed column (10) respectively, and a damping structure is installed between the damping sliding plate (13) and the fixed column (10).

4. An inflatable earphone for a helmet according to claim 3, wherein the sliding structure comprises a trapezoidal sliding bar fixedly installed on the shock absorbing sliding plate (13), a trapezoidal sliding slot is formed in the fixed column (10), and the trapezoidal sliding bar is installed in the trapezoidal sliding slot in a clamping manner.

5. An inflatable earphone for a helmet according to claim 4, wherein the damping structure comprises a plurality of damping friction balls (16) fixedly mounted on the damping slide plate (13), a plurality of damping friction plates (17) are fixedly mounted on the inside of the fixed column (10), and each damping friction ball (16) is in pressing fit with the corresponding damping friction plate (17).

6. An inflatable earphone for a helmet according to claim 1, characterized in that a plurality of radiating pipes (9) are fixedly mounted on both earphone bodies (2).