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CN106254994B - Earphone (Headset) - Google Patents

Earphone (Headset) Download PDF

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Publication number
CN106254994B
CN106254994B CN201610855658.XA CN201610855658A CN106254994B CN 106254994 B CN106254994 B CN 106254994B CN 201610855658 A CN201610855658 A CN 201610855658A CN 106254994 B CN106254994 B CN 106254994B
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CN
China
Prior art keywords
earphone
shell
wire
knot
fixing piece
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Application number
CN201610855658.XA
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Chinese (zh)
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CN106254994A (en
Inventor
谢萍
岳帅坤
赵燕鹏
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Goertek Inc
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Goertek Inc
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Priority to CN201610855658.XA priority Critical patent/CN106254994B/en
Publication of CN106254994A publication Critical patent/CN106254994A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/10Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083Reduction of ambient noise

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)

Abstract

The invention provides an earphone, which comprises a shell, an earphone wire, a loudspeaker unit and a loudspeaker unit, wherein the loudspeaker unit is accommodated in the shell and is communicated with the earphone wire: 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. By using the invention, the tone quality of the earphone can be improved without influencing the wiring of the earphone.

Description

Earphone (Headset)
Technical Field
The invention relates to the technical field of acoustics, in particular to an earphone capable of improving 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 junction 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 an injection molding piece and an 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.
Disclosure of Invention
In view of the above problems, the present invention provides an earphone to solve the problems that the bass tube of the existing earphone is easy to block, the bass tube is in risk of bass failure, the requirement of manufacturing process is high, and the cost is high.
The invention provides an earphone, which comprises a shell, an earphone wire, a loudspeaker unit and a loudspeaker unit, wherein the loudspeaker unit is accommodated in the shell and is communicated with the earphone wire: 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 loudspeaker unit, of the wire knot fixing piece, and the wire knot of the earphone line 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 part is gradually reduced along the 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 mesh cloth, sponge or non-woven fabrics.
By using the earphone, 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 an 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.
To the accomplishment of the foregoing and related ends, one or more aspects of the invention comprise the features hereinafter fully described. The following description and the annexed drawings set forth in detail certain illustrative aspects of the invention. These aspects are indicative, however, of but a few of the various ways in which the principles of the invention may be employed. Further, the present invention is intended to include all such aspects and their equivalents.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is an exploded view of a headset according to an embodiment of the invention;
fig. 2 is a cross-sectional view of a headset according to an embodiment of the invention;
FIG. 3-1 shows a first schematic view of a knot fastener according to an embodiment of the invention;
FIG. 3-2 shows a second schematic view of a knot anchor according to an embodiment of the invention;
3-3 illustrate a third schematic view of a knot fastener according to an embodiment of the invention;
FIGS. 3-4 illustrate a fourth schematic view of a knot fastener in accordance with embodiments of the invention;
fig. 3-5 illustrate a fifth schematic view of a knot fastener in accordance with 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 a detailed description of the headset of the present invention, specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 shows an exploded structure of a headset according to an embodiment of the present invention; fig. 2 shows a sectional structure of the earphone according to the 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 cord, and a speaker unit 3 accommodated in the housing and electrically connected to the earphone cord; 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 one embodiment of the present invention, the earphone further comprises 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 interior surface fit of casing, the one end of this bass pipeline switches on with the back vocal cavity of earphone, the other end extends to the 11 departments of back vocal holes on the casing, make bass pipeline avoid the knot setting of earphone line, 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 the earphone has a close relationship with the size of the bass tube, and in the earphone according to the embodiment of the present invention, the bass effect of the earphone can be adjusted by changing the spiral angle, the total length, or the pipe diameter of the bass tube.
In another embodiment of the invention, the shell of the earphone comprises a rear shell 1 with a conical structure and a front shell 2 which is in adaptive connection with the rear shell 1, a plurality of sound outlet holes are arranged on the front shell 2, one side of a speaker monomer 3 and a knot fixing piece 4 form a rear sound cavity with a closed structure, and the other side of the speaker monomer 3 and the front shell 2 form a front sound cavity which is communicated with the sound outlet 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 show the structure of the knot-fixing member 4 according to an embodiment of the present invention from different angles, respectively.
As shown in fig. 1 to fig. 3 to fig. 5, the knot fixing element 4 of the embodiment of the invention is a conical structure, and includes a pipe groove 41 which is arranged on the outer surface of the knot fixing element 4 and has a spiral structure, an accommodating groove 42 which is arranged on the side of the knot fixing element 4 close to the speaker unit 3, and a through hole 43 which is arranged at the center of the knot fixing element 4 and is communicated 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 integrated 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 and the through hole 43 in the wire tie fixing element 4 are located on the same straight line, the other end of the wire path 51 is perpendicular to the trend of the through hole 43, and the wire tie 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 in sequence; 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 vibration diaphragm and a voice coil attached to one side of the vibration 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; a magnetic gap is formed between the central magnet and the central washer as well as between the side magnet and the side washer, the voice coil is suspended in the magnetic gap, and when audio current flows through the voice coil in a magnetic field, the voice coil can be subjected to an alternating driving force to generate alternating motion, so that the vibrating diaphragm is driven to vibrate, and then air is repeatedly pushed to produce sound.
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 specific embodiment of the invention, an ear inserting rubber sleeve and a tuning sheet for adjusting the acoustic performance of the horn unit 3 are sleeved on the shell; 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.
According to the earphone provided by the invention, the wire knot fixing piece matched with the shell is arranged in the earphone shell, the wire knot of the earphone wire is contained in the middle containing groove of the wire knot fixing piece, the pipe groove of the bass pipeline is spirally arranged on the surface of the wire knot fixing piece and forms a bass pipeline together with the inner surface of the shell, so that the bass effect of the earphone can be enhanced, the tone quality of the earphone is improved, smooth wiring of the earphone can be ensured, the structure is simple, and the performance is stable.
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 modifications may be made to the headset of the present invention as described above without departing from the spirit of the invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.

Claims (7)

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;
one end of the bass pipeline is arranged on the end face, close to the loudspeaker single body, of the knot fixing piece, and the other end of the bass pipeline extends to the rear sound hole;
the bass pipeline is communicated with the rear sound hole and the rear sound cavity of the earphone;
the wire knot fixing piece is close to one side of the loudspeaker monomer is provided with an accommodating groove, 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 to in the accommodating groove, the earphone wire passes the through hole, the wire knot of earphone wire is limited in the accommodating groove.
2. The headset of claim 1, 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.
3. The headset of claim 2,
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.
4. The headset of claim 2,
the cross-sectional area of the wire knot fixing piece is gradually reduced along the direction from the loudspeaker unit to the earphone handle.
5. 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.
6. 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.
7. 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.
CN201610855658.XA 2016-09-27 2016-09-27 Earphone (Headset) Active CN106254994B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610855658.XA CN106254994B (en) 2016-09-27 2016-09-27 Earphone (Headset)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610855658.XA CN106254994B (en) 2016-09-27 2016-09-27 Earphone (Headset)

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CN106254994A CN106254994A (en) 2016-12-21
CN106254994B true CN106254994B (en) 2023-04-07

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113452825A (en) * 2021-07-15 2021-09-28 维沃移动通信有限公司 Loudspeaker module and electronic equipment

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202856952U (en) * 2012-10-16 2013-04-03 中山市天键电声有限公司 Line anti-pulling structure of earphone
CN203968326U (en) * 2014-06-24 2014-11-26 中山市天键电声有限公司 The built-in anti-pulling buckle earphone of a kind of auricular concha
CN104244130A (en) * 2014-09-05 2014-12-24 歌尔声学股份有限公司 Earphone
CN104396276A (en) * 2012-06-20 2015-03-04 苹果公司 An earphone having a controlled acoustic leak port
CN204578729U (en) * 2015-03-28 2015-08-19 加一联创电子科技有限公司 A kind of earphone
CN105228039A (en) * 2014-06-27 2016-01-06 苹果公司 The quality with draft chamber loads earplug
CN206061083U (en) * 2016-09-27 2017-03-29 歌尔股份有限公司 Earphone

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100694160B1 (en) * 2005-12-29 2007-03-12 삼성전자주식회사 Ear-phone having variable duct unit

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104396276A (en) * 2012-06-20 2015-03-04 苹果公司 An earphone having a controlled acoustic leak port
CN202856952U (en) * 2012-10-16 2013-04-03 中山市天键电声有限公司 Line anti-pulling structure of earphone
CN203968326U (en) * 2014-06-24 2014-11-26 中山市天键电声有限公司 The built-in anti-pulling buckle earphone of a kind of auricular concha
CN105228039A (en) * 2014-06-27 2016-01-06 苹果公司 The quality with draft chamber loads earplug
CN104244130A (en) * 2014-09-05 2014-12-24 歌尔声学股份有限公司 Earphone
CN204578729U (en) * 2015-03-28 2015-08-19 加一联创电子科技有限公司 A kind of earphone
CN206061083U (en) * 2016-09-27 2017-03-29 歌尔股份有限公司 Earphone

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