CN206061083U

CN206061083U - Earphone

Info

Publication number: CN206061083U
Application number: CN201621085866.8U
Authority: CN
Inventors: 谢萍; 岳帅坤; 赵燕鹏
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2016-09-27
Filing date: 2016-09-27
Publication date: 2017-03-29
Anticipated expiration: 2026-09-27

Abstract

This utility model provides a kind of earphone, including housing, earphone cord, the horn single body for being housed in housing and turning on earphone cord：The knot fixture being adapted with housing is provided with housing, the knot of earphone cord is housed between knot fixture and horn single body；Acoustic aperture after being provided with housing, is provided with the tube seat of helical structure on knot fixture, and tube seat cooperatively forms bass pipeline with housing；Bass pipeline is turned on the rear operatic tunes of rear acoustic aperture and earphone.In the case where earphone cabling is not affected, the tonequality of earphone can be lifted using above-mentioned utility model.

Description

Earphone set

Technical Field

The utility model relates to an acoustics technical field, more specifically relates to an earphone that can promote tone quality.

Background

With the wide application of portable electronic products such as high-quality smart phones and pads, people have higher and higher requirements on earphones which can be used in cooperation with the portable electronic products, and the portable electronic products also have high-fidelity sound quality performance which can vividly reproduce various sound effects when the small size of the portable electronic products is required. In addition, no matter what kind of electronic products are, in order to make users listen to the sound signals provided by the electronic products without interfering with other people, the earphones have become a necessary accessory for each electronic product, and in addition, the earphones also provide better sound transmission for the listeners, so that the listeners can clearly hear and understand the sound content.

At present, in order to improve the bass effect of an earphone, a bass tube is generally arranged in the earphone, the existing bass tube is generally arranged at an ear handle of a rear-end wiring, a rear sound hole is arranged at a wire outlet end of an earphone wire or near the wire outlet end, and the scheme easily causes the wire knot of the earphone wire to block the hole, so that the bass tube fails; in addition, on the premise of the arrangement of the bass tube, the function of the bass tube can be ensured by improving the design of the knot, namely, the outer end of the knot is injected, and a pipeline formed by the injection molding piece and the earphone shell connects the rear cavity of the earphone with the bass tube at the ear stem; however, the scheme has high process requirements on injection molding parts, and the product is expensive and high in cost.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention is to provide an earphone to solve the problems that the bass tube of the current earphone easily causes tube blockage, there is a risk of bass failure, and the manufacturing process is demanding and expensive.

According to the utility model provides an earphone, including casing, earphone cord, accept the loudspeaker monomer in the casing and switch on with the earphone cord: a knot fixing piece matched with the shell is arranged in the shell, and a knot of the earphone cord is contained between the knot fixing piece and the loudspeaker unit; a back sound hole is formed in the shell, a pipe groove of a spiral structure is formed in the wire knot fixing piece, and the pipe groove is matched with the shell to form a bass pipeline; the bass pipeline is communicated with the rear sound hole and the rear sound cavity of the earphone.

In addition, preferably, an accommodating groove is formed in one side, close to the speaker unit, of the wire tie fixing piece, and the wire tie of the earphone wire is limited in the accommodating groove.

In addition, the preferable scheme is that a through hole penetrating through the wire knot fixing piece is arranged in the middle of the wire knot fixing piece, the through hole extends into the accommodating groove, and the earphone line penetrates through the through hole.

In addition, the earphone handle is preferably arranged on one side of the shell; wherein, a wire channel corresponding to the through hole is arranged in the earphone handle, and the earphone wire passing through the through hole is led out by the wire channel.

In addition, preferably, a plug is provided at an end of the earphone cable drawn out from the cable duct, and the plug is used for connecting and conducting with an external terminal device.

In addition, it is preferable that the cross-sectional area of the knot fixing member is gradually reduced in a direction from the speaker unit to the earphone handle.

In addition, the preferable scheme is that one end of the bass pipeline is arranged on the end face, close to the loudspeaker single body, of the wire knot fixing part, and the other end of the bass pipeline extends to the rear sound hole.

In addition, the shell preferably comprises a back shell with a conical structure and a front shell which is in fit connection with the back shell; the shell is provided with the sound outlet in the front, and the free one side of loudspeaker forms the back sound chamber with the knot mounting, and the free opposite side of loudspeaker forms the preceding sound chamber that switches on with the sound outlet.

In addition, it is preferable that the horn unit includes a vibration system and a magnetic circuit system; the vibration system comprises a vibrating diaphragm and a voice coil attached to one side of the vibrating diaphragm; the magnetic circuit system comprises a magnetic yoke, a magnet and a washer which are arranged in sequence.

In addition, preferably, the shell is sleeved with an ear inserting rubber sleeve and a tuning sheet for adjusting the acoustic performance of the loudspeaker single body; wherein, the tuning sheet is screen cloth, sponge or non-woven fabrics.

By utilizing the earphone according to the utility model, the bass pipeline is arranged on the outer surface of the wire knot fixing piece, so that the fixation of the earphone wire knot and the wiring of the earphone wire are not influenced; in addition, set up bass pipeline for the helical structure who encircles the knot of a thread mounting, can also strengthen the bass audio of earphone, reach the effect that improves tone quality.

Drawings

Other objects and results of the invention will be more apparent and readily appreciated by reference to the following description taken in conjunction with the accompanying drawings, and as the invention is more fully understood. In the drawings:

fig. 1 is an exploded view of a headset according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an earphone according to an embodiment of the present invention;

FIG. 3-1 shows a first schematic view of a knot retainer in accordance with an embodiment of the invention;

3-2 illustrate a second schematic view of a knot securing member according to an embodiment of the invention;

3-3 illustrate a third schematic view of a knot securing member according to an embodiment of the invention;

figures 3-4 illustrate a fourth schematic view of a knot securing member according to an embodiment of the invention;

fig. 3-5 show a fifth schematic view of a knot securing member according to an embodiment of the invention.

Wherein the reference numerals include: the earphone comprises a rear shell 1, a rear sound hole 11, a front shell 2, a loudspeaker unit 3, a wire knot fixing piece 4, a pipe groove 41, a containing groove 42, a through hole 43, an earphone handle 5 and a wire channel 51.

The same reference numbers in all figures indicate similar or corresponding features or functions.

Detailed Description

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.

For the purpose of describing the earphone according to the embodiment of the present invention in detail, the following description will be made in conjunction with the accompanying drawings.

Fig. 1 shows an exploded structure of an earphone according to an embodiment of the present invention; fig. 2 shows a cross-sectional structure of an earphone according to an embodiment of the present invention.

As shown in fig. 1 and fig. 2, the earphone of the embodiment of the present invention includes a housing, an earphone cable, and a speaker unit 3 accommodated in the housing and connected to the earphone cable; a wire knot fixing piece 4 matched with an inner cavity structure formed by the shell is further arranged in the shell, one end of the earphone wire is connected with the loudspeaker single body 3, and a wire knot of the earphone wire is contained between the wire knot fixing piece 4 and the loudspeaker single body 3; a rear sound hole 11 is arranged on the shell, a pipe groove 41 with a spiral structure is arranged on the outer surface of the wire knot fixing piece 4, and the pipe groove 41 is matched with the shell to form a bass pipeline; the bass tube is in communication with the rear sound hole 11 and the rear sound cavity of the earphone.

Specifically, the knot fixing member 4 is a tapered structure, the sectional area of the knot fixing member 4 close to the speaker unit 3 is larger than the sectional area of the knot fixing member 4 far away from the speaker unit 3, an accommodating groove 42 recessed toward the side far away from the speaker unit 3 is formed in the end face of the knot fixing member 4 close to the speaker unit 3, and the knot of the earphone cord is limited in the accommodating groove 42. A through hole 43 penetrating through the knot fixing member 4 is formed in the middle of the knot fixing member 4, the through hole 43 extends into the accommodating groove 42, and the earphone cord passes through the through hole 43.

In a specific embodiment of the present invention, the earphone further includes an earphone handle 5 disposed at one side of the housing, a wire path 51 corresponding to the position of the through hole 43 is disposed in the earphone handle 5, and the earphone wire passing through the through hole 43 is further led out from the wire path 51; a plug is provided at an end of the earphone line drawn out from the line 51, and the plug is used for connection and conduction with an external terminal device.

Wherein, the surface of knot mounting 4 encircles knot mounting 4 and is provided with helical structure's chase 41, this chase 41 forms bass pipeline with the internal surface cooperation of casing, the one end of this bass pipeline switches on with the back sound chamber of earphone, the other end extends to the back phonic cavity 11 departments on the casing, make bass pipeline avoid the knot setting of earphone cord, not only can strengthen the bass effect of earphone, can also avoid bass pipeline to be blockked up by the knot, promote earphone tone quality, ensure the acoustic performance stability of earphone.

It should be noted that, the bass tone quality of earphone has a close relation with bass pipeline's size the utility model discloses in the earphone, can adjust the bass effect of earphone through the pipe diameter size that changes bass pipeline's spiral angle, overall length or its pipeline.

In another embodiment of the present invention, the earphone casing includes a back casing 1 with a conical structure and a front casing 2 adapted to the back casing 1, a plurality of sound holes are provided on the front casing 2, one side of the speaker unit 3 and the knot fixing member 4 form a back sound cavity with a closed structure, and the other side of the speaker unit 3 and the front casing 2 form a front sound cavity communicated with the sound holes; wherein, back sound chamber further switches on with back sound hole 11 through bass pipeline, when reinforcing earphone bass effect, ensures that the atmospheric pressure in back sound chamber is balanced with preceding sound chamber, guarantees the stable vibration of vibrating diaphragm in loudspeaker monomer 3.

Specifically, fig. 3-1 to 3-5 respectively show the structure of the knot securing member 4 according to an embodiment of the present invention from different angles.

Referring to fig. 1 to fig. 3-5, the knot fixing member 4 according to the embodiment of the present invention is a conical structure, and includes a pipe groove 41 disposed on the outer surface of the knot fixing member 4 and having a spiral structure, an accommodating groove 42 disposed on the knot fixing member 4 near the horn unit 3, and a through hole 43 disposed at the center of the knot fixing member 4 and communicating with the accommodating groove 42.

Wherein, the cross-sectional area of knot mounting 4 diminishes along the direction of loudspeaker monomer 3 to earphone handle 5 gradually, and an terminal surface and the laminating of loudspeaker monomer 3 of knot mounting 4, another terminal surface and the laminating of earphone handle 5 to accept in the casing of earphone with knot mounting 4 is spacing. One end of the pipe groove 41 is arranged on the end face of the wire-knot fixing piece 4 close to the loudspeaker single body 3, the other end of the bass pipeline extends to the rear sound hole 11, the bass pipeline is formed under the matching of the shell, namely, one end of the bass pipeline is connected with the rear sound cavity, and the other end of the bass pipeline extends to the rear sound hole 11.

In a specific embodiment of the present invention, the earphone handle 5 is integrally disposed with the housing, the wire path 51 disposed in the earphone handle 5 has a right angle trend, one end of the wire path 51 is located on the same straight line with the through hole 43 in the wire knot fixing member 4, the other end of the wire path 51 is perpendicular to the trend of the through hole 43, and the wire knot is accommodated in the accommodating groove 42 and led out through the through hole 43 at the center of the accommodating groove 42 and the wire path 51 of the earphone handle 5; the cable path 51 may be set according to the cable running direction of the earphone cable and the requirement of the product, and is not limited to the structure shown in fig. 2.

In addition, the horn unit 3 further includes a vibration system and a magnetic circuit system; the vibration system comprises a vibrating diaphragm and a voice coil attached to one side of the vibrating diaphragm, and the magnetic circuit system comprises a magnetic conductive yoke, a magnet fixed on the magnetic conductive yoke and a washer fixed on the magnet, which are sequentially arranged.

Specifically, the magnetic circuit system of the horn unit can be set to be a single magnetic circuit structure or a double magnetic circuit structure; when the magnetic circuit system is of a double-magnetic circuit structure, the magnets comprise central magnets and side magnets arranged around the central magnets, and the washer comprises a central washer and a side washer which correspond to the central magnets and the side magnets respectively; form the magnetic gap between center magnet and center china department and limit magnet and the limit china department, the voice coil loudspeaker voice coil hangs and establishes in the magnetic gap, and it is outdated that there is audio current to flow when the voice coil loudspeaker voice coil that is in magnetic field, can receive an alternating propulsion to produce alternating motion to drive vibrating diaphragm vibrations, and then promote the air repeatedly and the sound production.

In the casing assembling process of loudspeaker monomer and earphone, magnetic yoke and casing fixed connection, the central magnet subsides are established at the central point of magnetic yoke and are put, and limit magnet sets up around central magnet and also fixes on the magnetic yoke, and central china department pastes and establishes in the one side that central magnet kept away from the magnetic yoke, and limit china department pastes and establishes in the one side that limit magnet kept away from the magnetic yoke.

In another embodiment of the present invention, an ear insertion rubber sleeve and a tuning sheet material for adjusting the acoustic performance of the speaker unit 3 are sleeved on the housing; wherein, the tuning sheet is screen cloth, sponge or non-woven fabrics. The in-ear rubber sleeve can be made of materials such as silica gel or high-elasticity polyester and can be tightly contacted with the auditory meatus after being inserted into the auditory meatus so as to isolate sound from entering the middle ear and the inner ear and achieve the aim of sound insulation. One end of the earphone line is connected with the loudspeaker single body, and the other end of the earphone line is matched with an external portable electronic product (external terminal equipment) for use through an earphone plug.

Can find out through above-mentioned embodiment, the utility model provides an earphone sets up the knot mounting with casing looks adaptation in earphone shell, and the knot of earphone cord is acceptd in the middle part accepting groove of knot mounting, and the spiral surface that sets up the knot mounting in bass pipeline's tube seat to form the bass pipeline jointly with the internal surface of casing, not only can strengthen the bass effect of earphone, promote the tone quality of earphone, can also ensure walking the line smoothly of earphone, simple structure, stable performance.

The headset according to the invention is described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the headset of the present invention described above without departing from the scope of the invention. Therefore, the scope of the present invention should be determined by the content of the appended claims.

Claims

1. An earphone comprises a shell, an earphone wire, a loudspeaker single body contained in the shell and conducted with the earphone wire: it is characterized in that the preparation method is characterized in that,

a knot fixing piece matched with the shell is arranged in the shell, and a knot of the earphone cord is contained between the knot fixing piece and the loudspeaker unit;

a rear sound hole is formed in the shell, a pipe groove of a spiral structure is formed in the knot fixing piece, and the pipe groove is matched with the shell to form a bass pipeline;

the bass pipeline is communicated with the rear sound hole and the rear sound cavity of the earphone.

2. The headset of claim 1,

an accommodating groove is formed in one side, close to the loudspeaker single body, of the wire knot fixing piece, and the wire knot of the earphone line is limited in the accommodating groove.

3. The headset of claim 2,

the middle part of the wire knot fixing piece is provided with a through hole penetrating through the wire knot fixing piece, the through hole extends into the accommodating groove, and the earphone line penetrates through the through hole.

4. The headset of claim 3, further comprising a headset stem disposed on one side of the housing; wherein,

a wire channel corresponding to the through hole is arranged in the earphone handle, and an earphone wire passing through the through hole is led out from the wire channel.

5. The headset of claim 4,

and a plug is arranged at the end part of the earphone wire led out from the wire channel and is used for being connected and conducted with external terminal equipment.

6. The headset of claim 4,

the cross-sectional area of the wire knot fixing piece is gradually reduced along the direction from the loudspeaker unit to the earphone handle.

7. The headset of claim 1,

one end of the bass pipeline is arranged on the end face, close to the loudspeaker unit, of the wire knot fixing piece, and the other end of the bass pipeline extends to the rear sound hole.

8. The headset of claim 1,

the shell comprises a rear shell with a conical structure and a front shell which is in fit connection with the rear shell;

be provided with the phonate hole on the preceding shell, the free one side of loudspeaker with the line knot mounting forms back vocal cavity, the free opposite side of loudspeaker form with the preceding vocal cavity that the phonate hole switched on.

9. The headset of claim 1,

the loudspeaker single body comprises a vibration system and a magnetic circuit system; wherein,

the vibration system comprises a vibrating diaphragm and a voice coil attached to one side of the vibrating diaphragm;

the magnetic circuit system comprises a magnetic yoke, a magnet and a washer which are arranged in sequence.

10. The headset of claim 1,

an ear inserting rubber sleeve and a tuning sheet for adjusting the acoustic performance of the loudspeaker single body are sleeved on the shell; wherein,

the tuning sheet is mesh, sponge or non-woven fabric.