CN201813508U - Integrated earphone - Google Patents
Integrated earphone Download PDFInfo
- Publication number
- CN201813508U CN201813508U CN2010205110081U CN201020511008U CN201813508U CN 201813508 U CN201813508 U CN 201813508U CN 2010205110081 U CN2010205110081 U CN 2010205110081U CN 201020511008 U CN201020511008 U CN 201020511008U CN 201813508 U CN201813508 U CN 201813508U
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- Prior art keywords
- microphone
- hollow bulb
- piezoelectric
- piezoelectric microphones
- hollow
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Abstract
The utility model relates to an integrated earphone, which provides adapterization or broadcasting for a user, the integrated earphone comprises a body, a loudspeaker, a piezoelectric microphone, a microphone supporting piece and a conducting piece, wherein the body is provided with a penetrating hole, an audio output part provided with a sound outlet opening, and a hollow part connected with the sound outlet opening. The loudspeaker outputting sound to the sound outlet opening, a piezoelectric microphone loudspeaker and the piezoelectric microphone are all arranged in the hollow part; the piezoelectric microphone receives pressure generated by vibration of a user and converts the pressure into a voltage signal; and the microphone supporting piece is connected between the piezoelectric microphone and the inner side wall of the hollow part. The conducting piece is provided with a first conducting end and a second conducting end, the first conducting end is connected with the piezoelectric microphone and the second conducting end extends from the hollow part and penetrates out of the penetrating hole; and when the user wears the earphone, the conducting piece is contacted with the user and conducts the pressure to the piezoelectric microphone.
Description
Technical field
The utility model relates to a kind of earphone, particularly relates to a kind of earphone of integrating pickup and broadcast function.
Background technology
Earphone widely with daily life in the middle of various electronic installations collocation utilization, comprise mobile phone, music equipment, and undertaken by network using under the situation such as audio-visual talk.
Except broadcast, when the user needs to listen when reaching say movable simultaneously, then need reach the required function of user with the earphone microphone of arranging in pairs or groups.The earphone of known integration pickup function all is the outer extra again additional microphone structure at original Headphone structure, and for example headphone extends an elongated microphone structure in addition to user's mouth; Or be connected at earphone and microphone be set in addition on the signal line of electronic installation for hand-held or tie clip.
The additionally additional microphone structure of this class is emerging in the earphone outside, when it is used to receive user's sound wave, often is difficult to be subjected to the noise interference of peripheral environment with avoiding, causes the decline of pickup quality; Or must pass through the operation that extra treatment circuit carry out noise filtering, increased the cost that device is made.
The utility model content
The utility model provides a kind of integrated headphone, and the microphone and the function of raising one's voice are integrated in Headphone device, but to reach the effect of single device pickup and broadcast.
In order to reach above-mentioned purpose, the utility model provides a kind of integrated headphone, described earphone comprises: a body comprises a perforation, a message efferent and is connected in a hollow bulb of described message efferent that described message efferent has one and goes out the sound opening; One loud speaker is arranged in the described hollow bulb, and output message goes out the sound opening to described; One piezoelectric microphones is arranged in the described hollow bulb, receives the pressure that described user vibration is produced, and to change described pressure be a voltage signal; One microphone strutting piece is connected in the madial wall of described piezoelectric microphones and described hollow bulb; And a conducting piece, comprising one first conduction terminals and one second conduction terminals, described first conduction terminals is connected in described piezoelectric microphones, and described second conduction terminals passes described perforation from described hollow bulb extension.
Further, described perforation is arranged on the surface of described message efferent.
Further, described perforation is arranged on the surface of described hollow bulb.
Further, described piezoelectric microphones comprises: an outer tube has a hollow part that receives described pressure; One electric conductor is arranged on described hollow part, produces corresponding vibration according to described pressure; And a piezoelectric, be arranged on described electric conductor surface, generate described voltage signal according to the vibration of described electric conductor.
Further, described hollow bulb also comprises: an amplifying circuit, amplify the described voltage signal that described piezoelectric microphones produces, and produce sound signal.
Further, described outer tube comprises two ends, and wherein an end is a pickup mouth, and in order to receive described pressure, the other end is provided with a fixed structure, connects and fixing described electric conductor and described piezoelectric.
Further, described second conduction terminals connects described electric conductor by described pickup mouth.
Further, described microphone strutting piece is arranged between the madial wall of described fixed structure and described hollow bulb.
Further, described microphone strutting piece comprises two support arms, is symmetricly set on described piezoelectric microphones both sides respectively.
Further, described microphone strutting piece comprises two support arms, is arranged on described piezoelectric microphones the same side, and is fixed on the madial wall of described hollow bulb.
Further, described microphone strutting piece comprises a microphone aperture, and described piezoelectric microphones runs through described microphone aperture, is fixed in described microphone strutting piece.
Further, it is one first hollow area and one second hollow area that described microphone strutting piece is separated described hollow bulb, and described first hollow area is arranged between described message efferent and described second hollow area.
This shows that the integrated headphone that the utility model provides is used for a user and worn with pickup and broadcast, this device comprises a body, a loud speaker, a piezoelectric microphones, a microphone strutting piece and a conducting piece.Body comprises a perforation, has one and go out the message efferent of sound opening, and a hollow bulb that is connected in out the sound opening.Output message all is arranged in the hollow bulb to loud speaker that goes out the sound opening and piezoelectric microphones, and piezoelectric microphones receives the pressure that this user's vibration is produced, and switching to pressure is a voltage signal; The microphone strutting piece is connected between the madial wall of piezoelectric microphones and hollow bulb.Conducting piece then has first conduction terminals and second conduction terminals, and first conduction terminals is connected in piezoelectric microphones, and second conduction terminals then passes perforation from the hollow bulb extension; Make when the user wears this integrated headphone that conducting piece contact user arrives piezoelectric microphones with conducting pressure.
Like this, integrated headphone can possess simultaneously with the loud speaker broadcast, and utilizes the structure of conducting piece binding piezoelectric microphones, reaches the effect of contact pickup.
Below, in conjunction with specific embodiments and shown in accompanying drawing, the utility model is described in further detail.
Description of drawings
Fig. 1 is the schematic diagram of a kind of integrated headphone first embodiment provided by the utility model;
Fig. 2 is the schematic diagram of piezoelectric microphones internal structure embodiment;
Fig. 3 is the schematic diagram of a kind of integrated headphone second embodiment provided by the utility model;
Fig. 4 is the hollow bulb generalized section of second embodiment;
Fig. 5 is the schematic diagram of a kind of integrated headphone the 3rd embodiment provided by the utility model;
Fig. 6 is the schematic diagram of a kind of integrated headphone the 4th embodiment provided by the utility model; Fig. 7 is the schematic diagram of a kind of integrated headphone the 5th embodiment provided by the utility model.
[main element symbol description]
1, the 1a-e body
10, the 10a-c hollow bulb
100 piezoelectric microphones
1002 outer tubes
1004 hollow parts
1006 pickup mouths
1008 signal line
1010 electric conductors
1012 piezoelectrics
1014 fixed structures
102 loud speakers
104,104a-c microphone strutting piece
1,040 first support arms
1,042 second support arms
1044 microphone aperture
1046 signal line holes
1,048 second support arms
106, the 106a-b conducting piece
1,060 first conduction terminals
1,062 second conduction terminals
108 amplifying circuits
110 signal line
1100 output signal lines
1102 input signal lines
112 first hollow area
114 second hollow area
12,12a-b message efferent
120 go out the sound opening
14, the 14a-b perforation
3, the 3a ear muff
5 connect support
Embodiment
The schematic diagram of a kind of integrated headphone first embodiment that Fig. 1 provides for the utility model.The message of present embodiment transmitting-receiving earphone is to be example with a PlayGear Stealth, includes a body 1, and this body 1 also comprises a hollow bulb 10, a message efferent 12 and a perforation 14.
Hollow region in the hollow bulb 10 includes piezoelectric microphones 100, loud speaker 102, microphone strutting piece 104, conducting piece 106, amplifying circuit 108 and signal line 110.Message efferent 12 is the hollow tubular body that comprises two ends, and wherein an end opens 120 for going out sound, and the other end is connected with hollow bulb 10, the hollow region of hollow bulb 10 and the hollow parts of message efferent 12 is connected, so that transmit message.Perforation 14 is arranged at the surface of message efferent 12.
Conducting piece 106 includes first conduction terminals 1060 and second conduction terminals 1062, first conduction terminals 1060 is connected in piezoelectric microphones 100,1062 of second conduction terminals extend to the perforation 14 that is positioned at message efferent 12 in hollow bulb 10, and pass perforation 14, and make second conduction terminals 1062 be exposed to the surface of message efferent 12.
110 of signal line comprise output signal line 1100, send out in order to the voltage signal that piezoelectric microphones 100 is produced; And input message is to the input signal line 1102 of loud speaker 102.
The body 1 of present embodiment can plug the ear in the user when user mode, the user sounds and at skin surface the pressure that vibration is generated takes place to receive, and the sound imported of the output electronic installation that earphone connected.When the user wears the described message transmitting-receiving of present embodiment earphone, message efferent 12 will be placed into the duct of user ear, and therefore hollow bulb 10 fits in the outer auricular concha of duct then because of the sectional area of sectional area greater than message efferent 12.In the time of in the middle of message efferent 12 is plugged duct, the conducting piece 106 that extends perforation 14 can directly touch user's skin, and the pressure that skin vibrations is given birth to conduction back pressure electricity microphone 100, make piezoelectric microphones 100 that pressure is converted to voltage signal.Conducting piece 106 can be made by elastic material, and as silica gel or rubber, the sense of discomfort when reducing the contact of user's skin also helps the transmission of pressure wave.
Because piezoelectric microphones 100 can be converted to voltage signal with the pressure that vibration is caused, except conducting piece 106 can conduct the pressure of user's skin vibrations to piezoelectric microphones 100, if piezoelectric microphones 100 touches the miscellaneous part of hollow bulb 10, the madial wall of hollow bulb 10 for example then makes piezoelectric microphones 100 also external vibration or pressure that extruding caused also are converted to voltage signal easily.For example: if piezoelectric microphones 100 touches the madial wall of hollow bulb 10, when the user beats or during extrusion body 1 surperficial, above-mentionedly beat the bending that the vibration that produced or extruding cause hollow bulb 10, all can make piezoelectric microphones 100 be received as pressure source, and be converted to voltage signal.These are noise from the voltage signal that is produced beyond user's skin vibrations, the quality of influence conversation.
In addition, piezoelectric microphones 100 is suspended in the hollow bulb 10, the benefit of avoiding contacting with miscellaneous part also comprises: can reduce the interference that is subjected to when conducting piece 106 conducts to piezoelectric microphones 100 with pressure, the miscellaneous part that the intensity of avoiding vibrating is touched by piezoelectric microphones 100 absorbs or offsets, help piezoelectric microphones 100 and receive oscillation intensity, and be converted to voltage signal accurately from skin.
After piezoelectric microphones 100 is converted to voltage signal with pressure, can be again via amplifying circuit 108 with the signal processing and amplifying, be sent to the electronic installation that is connected with described PlayGear Stealth by output signal line 1100 again.Simultaneously, 102 voltage signals of being defeated by the user of loud speaker via the input signal line 1102 reception tendencies to develop that are connected in electronic installation, the sound opening 120 that goes out towards message efferent 12 after being converted to message broadcasts message, directly is sent in the middle of user's duct.
Second figure demonstrates the internal structure schematic diagram of piezoelectric microphones.Piezoelectric microphones 100 comprises an outer tube 1002, electric conductor 1010, and the piezoelectric 1012 that is arranged on electric conductor 1010 surfaces.Outer tube 1002 is for having a tubular body of hollow part 1004, and electric conductor 1010 and piezoelectric 1012 are arranged on hollow part 1004.The tubular body of outer tube 1002 comprises two ends, and an end is a pickup mouth 1006 in order to receive pressure, and the other end then is provided with electric conductor 1010 and the piezoelectric 1012 of fixed structure 1014 to be fixed in hollow part 1004.
Conducting piece 106 passes pickup mouth 1006 and is connected to electric conductor 1010, makes electric conductor 1010 and piezoelectric 1012 receive the pressure that conducting piece 106 is transmitted.The characteristic of piezoelectric 1012 is being twisted or during pressure, piezoelectric 1012 two ends generate potential difference, make piezoelectric 1012 and adjacent conductive body 1010 produce positive and negative voltage signal respectively, be sent to amplifying circuit 108 via signal line 1008 separately again and carry out being output as sound signal after the processing and amplifying.Common piezoelectric 1012 comprises piezoelectric ceramic, piezoelectric crystal or piezoelectric membrane; Electric conductor 1010 is a metal then, as copper sheet.
The schematic diagram of integrated headphone second embodiment that Fig. 3 provides for the utility model.The described earphone of present embodiment also can be the earphone of ear type.
Wherein difference of the present embodiment and first embodiment is that present embodiment middle punch 14a is the surface that is arranged at the hollow bulb 10a of body 1a, but not the surface of message efferent 12a.Because message efferent 12a possibility quilt cover is with the ear muff 3 of soft materials, to increase the comfort level that the user uses earphone; Conducting piece may still can't touch user's skin (duct) as extending to message efferent 12a at this moment.Therefore, present embodiment is the surface that perforation 14a is arranged on hollow bulb 10a, and near message efferent 12a and hollow bulb 10a junction, second conduction terminals 1062 that makes conducting piece 106a reaches the surface of hollow bulb 10a after the inside of hollow bulb 10a extends to perforation 14a.Like this, when use plugged ear with PlayGear Stealth, conducting piece 106a can directly touch user's skin (as duct and auricular concha junction), transmitted back pressure electricity microphone 100 with the pressure of smoothly skin being given birth to because of user's sounding vibrates.
Another difference of second embodiment and first embodiment, be that the microphone strutting piece 104a in the present embodiment is a type dividing plate (area partition), its shape and size equate with the cross section that madial wall surrounded of hollow bulb 10a, and thus hollow bulb 10a are separated into first hollow area 112 and second hollow area 114; Wherein, first hollow area 112 is between second hollow area 114 and message efferent 12a.Microphone strutting piece 104a is made with the sound-absorbing material with sound-absorbing effect, for example: sponge, sound-absorbing glue or absorptive thin film, except reaching fixing and supporting the effect of piezoelectric microphones 100, also utilize simultaneously the sound-absorbing material to absorb the noise that is produced beyond the conducting piece 106a, to promote the quality of pickup.
Please refer to the profile of the x of hollow bulb 10a to x ' point.In profile shown in Figure 4, microphone strutting piece 104a comprises a microphone aperture 1044 and a signal line hole 1046, be respectively applied for piezoelectric microphones 100 and input signal line 1102 are passed through, the end and the loud speaker 102 that make piezoelectric microphones 100 connect conducting piece 106a are positioned at first hollow area 112, the other end of piezoelectric microphones 100 is positioned at second hollow area 114 (with reference to Fig. 3), to reach the fixedly effect of piezoelectric microphones 100.
Fig. 5 is the schematic diagram of integrated headphone the 3rd embodiment provided by the utility model.The message transmitting-receiving earphone of present embodiment can be the PlayGear Stealth of another form, comprises body 1b equally.Body 1b comprises hollow bulb 10b, message efferent 12b, and the perforation 14b that is arranged on hollow bulb 10b surface.The sectional area of the hollow bulb 10b of the 3rd embodiment and message efferent 12b junction equates.The message transmitting-receiving earphone of present embodiment can be contacted user's ear by message efferent 12b and message efferent 12b with the intersection of hollow bulb 10b when user mode.The perforation 14b of present embodiment is arranged on hollow bulb 10b surface, particularly is connected intersection near hollow bulb 10b with message efferent 12b; Second conduction terminals 1062 of conducting piece 106a extends to perforation 14b and passes to hollow bulb 10b surface from hollow bulb 10b and piezoelectric microphones 100 connecting places.
Present embodiment and preceding another different part of two embodiment, the microphone strutting piece 104b that is the 3rd embodiment comprises first support arm 1040 and second support arm 1048, and two support arms 1040 and 1048 are arranged on the same side of piezoelectric microphones 100, and be separately fixed at the madial wall of hollow bulb 10b, to have suspended piezoelectric microphones 100 in midair.
Fig. 6 is the schematic diagram of integrated headphone the 4th embodiment.Compare with the 3rd embodiment, among the 4th embodiment, the microphone strutting piece 104c in the hollow bulb 10c changes between the madial wall of the fixed structure 1014 (referring to second figure) that is arranged on piezoelectric microphones 100 and hollow bulb 10c.The conducting piece 106a that is connected in electric conductor 1010 then has transmission pressure concurrently and reaches the fixedly function of piezoelectric microphones 100, is used for fixing the other end of piezoelectric microphones 100 with respect to microphone strutting piece 104c.
Fig. 7 is the schematic diagram of integrated headphone the 5th embodiment, and the described earphone of present embodiment can be a headphone.Described earphone connects support 5 symmetries by one and connects two identical body 1d and 1e, and these bodies 1d and 1e go out sound opening 120 all with ring-type ear muff 3a and cover fully and cover, the comfort level of wearing with the increase user.
Because ear muff 3a covers fully and overlays on out sound opening 120, when the user uses headphone, be ear with ear muff 3a contact user, but not body 1d or 1e.Therefore, in order to make the conducting piece 106b that is arranged on body 1d still can touch user's ear in the case, second conduction terminals, 1062 (not shown) can extend to out outside the sound opening 120 from body 1d inside, so that when the user is attached at ear muff 3a with ear, conducting piece 106b also can touch user's ear, with conduction user's pressure that skin vibrations is given birth to the piezoelectric microphones of body 1d inside.Other element set-up modes of body 1d inside can be arbitrary mode of above-mentioned first to the 4th embodiment, promptly no longer repeat at this.
Mode that conducting piece is set and position, be not limited to the disclosed content of the various embodiments described above, shape-designing according to different integrated headphone, as long as conducting piece is arranged on the position of the skin (particularly ear) that can directly contact the user, make earphone can receive and conduct the user, can make the piezoelectric microphones that is connected in conducting piece produce corresponding voltage signal because of sounding, in a minute in the vibration of skin generation.
The means of suspention piezoelectric microphones also are not limited to the foregoing description literal or graphic content, and all energy are piezoelectric microphones fixedly, and reach and make it as far as possible receive and dispatch in the earphone unsettled means in message all can.
Announcement and explanation by the various embodiments described above, integrated headphone disclosed in the utility model as can be known, but integrated the piezoelectric microphones of pickup at PlayGear Stealth or headphone, and utilize the conducting piece that extends the earphone body to contact user's skin, transfer the pressure to piezoelectric microphones to produce voltage signal, form sound signal output at last, reach thus broadcast and pickup function are incorporated into effect in the single device.In addition, also utilize the microphone strutting piece microphone to be suspended in the space of hollow, the degree that is interfered when reducing pickup has the effect that promotes the pickup quality.
Project and element in the middle of the various embodiments described above only for setting forth the illustration that the utility model is lifted, do not limit claimed scope.All according to spirit of the present utility model and according to technological means disclosed in the utility model, and make corresponding change and distortion, all belong to the scope that the utility model is protected.
Claims (12)
1. an integrated headphone is characterized in that, described earphone comprises:
One body comprises a perforation, a message efferent and is connected in a hollow bulb of described message efferent that described message efferent has one and goes out the sound opening;
One loud speaker is arranged in the described hollow bulb, and output message goes out the sound opening to described;
One piezoelectric microphones is arranged in the described hollow bulb, receives the pressure that user's vibration is produced, and to change described pressure be a voltage signal;
One microphone strutting piece is connected in the madial wall of described piezoelectric microphones and described hollow bulb; And
One conducting piece comprises one first conduction terminals and one second conduction terminals, and described first conduction terminals is connected in described piezoelectric microphones, and described second conduction terminals passes described perforation from described hollow bulb extension.
2. integrated headphone as claimed in claim 1 is characterized in that described perforation is arranged on the surface of described message efferent.
3. integrated headphone as claimed in claim 1 is characterized in that described perforation is arranged on the surface of described hollow bulb.
4. integrated headphone as claimed in claim 1 is characterized in that, described piezoelectric microphones comprises:
One outer tube has a hollow part that receives described pressure;
One electric conductor is arranged on described hollow part, produces corresponding vibration according to described pressure;
And
One piezoelectric is arranged on described electric conductor surface, generates described voltage signal according to the vibration of described electric conductor.
5. integrated headphone as claimed in claim 4 is characterized in that, described hollow bulb also comprises:
One amplifying circuit amplifies the described voltage signal that described piezoelectric microphones produces, and produces sound signal.
6. integrated headphone as claimed in claim 4 is characterized in that described outer tube comprises two ends, and wherein an end is a pickup mouth, and in order to receive described pressure, the other end is provided with a fixed structure, connects and fixing described electric conductor and described piezoelectric.
7. integrated headphone as claimed in claim 6 is characterized in that, described second conduction terminals connects described electric conductor by described pickup mouth.
8. integrated headphone as claimed in claim 6 is characterized in that, described microphone strutting piece is arranged between the madial wall of described fixed structure and described hollow bulb.
9. integrated headphone as claimed in claim 1 is characterized in that, described microphone strutting piece comprises two support arms, is symmetricly set on described piezoelectric microphones both sides respectively.
10. integrated headphone as claimed in claim 1 is characterized in that, described microphone strutting piece comprises two support arms, is arranged on described piezoelectric microphones the same side, and is fixed on the madial wall of described hollow bulb.
11. integrated headphone as claimed in claim 1 is characterized in that, described microphone strutting piece comprises a microphone aperture, and described piezoelectric microphones runs through described microphone aperture, is fixed in described microphone strutting piece.
12. integrated headphone as claimed in claim 11 is characterized in that, it is one first hollow area and one second hollow area that described microphone strutting piece is separated described hollow bulb, and described first hollow area is arranged between described message efferent and described second hollow area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205110081U CN201813508U (en) | 2010-08-31 | 2010-08-31 | Integrated earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205110081U CN201813508U (en) | 2010-08-31 | 2010-08-31 | Integrated earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201813508U true CN201813508U (en) | 2011-04-27 |
Family
ID=43896443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205110081U Expired - Fee Related CN201813508U (en) | 2010-08-31 | 2010-08-31 | Integrated earphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201813508U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369423A (en) * | 2013-07-25 | 2013-10-23 | 瑞声科技（南京）有限公司 | In-ear earphone |
| CN105245989A (en) * | 2015-10-26 | 2016-01-13 | 胡强 | In-ear headset |
| CN107172526A (en) * | 2017-07-19 | 2017-09-15 | 联想(北京)有限公司 | A kind of intelligent earphone and control method |
-
2010
- 2010-08-31 CN CN2010205110081U patent/CN201813508U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369423A (en) * | 2013-07-25 | 2013-10-23 | 瑞声科技（南京）有限公司 | In-ear earphone |
| CN105245989A (en) * | 2015-10-26 | 2016-01-13 | 胡强 | In-ear headset |
| CN107172526A (en) * | 2017-07-19 | 2017-09-15 | 联想(北京)有限公司 | A kind of intelligent earphone and control method |
| CN107172526B (en) * | 2017-07-19 | 2019-09-06 | 联想(北京)有限公司 | A kind of intelligent earphone and control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20150831 |
|
| EXPY | Termination of patent right or utility model |