CN217607967U - Bluetooth headset in-ear detection device - Google Patents
Bluetooth headset in-ear detection device Download PDFInfo
- Publication number
- CN217607967U CN217607967U CN202220132764.6U CN202220132764U CN217607967U CN 217607967 U CN217607967 U CN 217607967U CN 202220132764 U CN202220132764 U CN 202220132764U CN 217607967 U CN217607967 U CN 217607967U
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- CN
- China
- Prior art keywords
- earphone body
- mcu chip
- bluetooth headset
- touch
- ear
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 25
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- 239000011248 coating agent Substances 0.000 claims description 10
- 238000000576 coating method Methods 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000000428 dust Substances 0.000 claims description 8
- 229910052744 lithium Inorganic materials 0.000 claims description 8
- 229920000642 polymer Polymers 0.000 claims description 8
- 239000000741 silica gel Substances 0.000 claims description 8
- 229910002027 silica gel Inorganic materials 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 150000002148 esters Chemical class 0.000 claims description 7
- 230000003115 biocidal effect Effects 0.000 claims description 5
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 9
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 9
- 241001330002 Bambuseae Species 0.000 abstract description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 9
- 239000011425 bamboo Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 208000035126 Facies Diseases 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 9
- 239000012528 membrane Substances 0.000 description 7
- 230000006870 function Effects 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 230000035807 sensation Effects 0.000 description 3
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
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- 230000000844 anti-bacterial effect Effects 0.000 description 1
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- 210000000613 ear canal Anatomy 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Abstract
The utility model discloses a bluetooth headset income ear detection device relates to the bluetooth headset field, including the earphone body, the inside of earphone body is provided with the mainboard, the mounting hole has been seted up to one side of orientation duct on the earphone body, the inside of mounting hole is fixed nested has an installation section of thick bamboo, the internally mounted of an installation section of thick bamboo has photoelectric sensor, the marginal facies of orientation duct one side on the earphone body has cup jointed annular elastic cover, four sides all are inlayed and have the touch-sensitive piece about the upper and lower of annular elastic cover. The utility model discloses a be provided with photoelectric sensor, photoelectric conversion module and touch-sensitive piece, only when the MCU chip receives the high level signal of photoelectric conversion module transmission and the touch signal of touch-sensitive piece transmission simultaneously, the MCU chip just judges that bluetooth headset goes into the ear, if the MCU chip only receives the signal of one of them transmission of photoelectric conversion module and touch-sensitive piece, judge bluetooth headset and break away from the ear, improved the accuracy that goes into the ear detection greatly.
Description
Technical Field
The utility model relates to a bluetooth headset field, concretely relates to bluetooth headset in-ear detection device.
Background
With the intellectualization of mobile communication devices, which is a very important part of people's lives, a small mobile phone grasps people's work and lives, and many mobile phone users enjoy wearing earphones to listen to music. Under such a prerequisite, bluetooth headset has become the indispensable articles for use of people's trip to the advantage that its small size easily carried provides more stable tone quality for the consumer and experiences. The bluetooth headset is a hands-free headset using bluetooth technology, which allows a user to easily use the headset in various ways without being caught by wires. The existing Bluetooth headset mostly adopts an in-ear detection technology to realize automatic start and stop of audio playing of the headset so as to realize intelligent management and control.
At present, most of the existing in-ear detection technologies adopt a light sensation technology, but the light sensation technology is easy to generate misjudgment in dark occasions, so that the use effect is reduced.
Therefore, it is necessary to provide an in-ear detection device for bluetooth headsets to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bluetooth headset detection device that goes into ear, through being provided with photoelectric sensor, photoelectric conversion module and touch-sensitive piece, photoelectric sensor and touch-sensitive piece cooperation are used, only when the MCU chip receives the high level signal of photoelectric conversion module transmission and the touch signal of touch-sensitive piece transmission simultaneously, the MCU chip just judges that bluetooth headset goes into the ear, if the MCU chip only receives when the signal of one of them transmission of photoelectric conversion module and touch-sensitive piece, judge that bluetooth headset breaks away from the ear, with the above-mentioned weak point in the solution technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a bluetooth headset goes into ear detection device, includes the earphone body, the inside of earphone body is provided with the mainboard, be provided with the MCU chip on the mainboard, be provided with audio module on the mainboard, electric connection between the output of MCU chip and the input of audio module, the sound hole has been seted up towards one side of duct on the earphone body, it installs the dust screen to go out on the sound hole, the mounting hole has been seted up towards one side of duct on the earphone body, the inside fixed nestification of mounting hole has an installation section of thick bamboo, the internally mounted of installation section of thick bamboo has photoelectric sensor, the port department seal mounting of installation section of thick bamboo has the light filter, install photoelectric conversion module on the mainboard, photoelectric sensor's output and photoelectric conversion module's input electric connection, photoelectric conversion module's output and MCU chip's input electric connection, the edge fastening towards one side of duct has cup jointed annular elastic cover on the earphone body, four sides all are inlayed the touch-sensitive piece about the annular elastic cover, the output of touch-sensitive piece and MCU chip's input electric connection.
Preferably, a rechargeable polymer lithium battery is installed inside the earphone body, the output end of the rechargeable polymer lithium battery is electrically connected with the output end of the MCU chip, and the rechargeable polymer lithium battery is used for providing electric quantity for each electric element on the earphone body to ensure normal work of the electric elements.
Preferably, the port internally mounted who goes out the sound hole has waterproof ventilated membrane, waterproof ventilated membrane fixes in the inboard of dust screen, can play water-proof effects through waterproof ventilated membrane, avoids the aqueous vapor to get into this internal through going out the sound hole.
Preferably, install bluetooth module on the mainboard, electric connection realizes bluetooth function between bluetooth module and the MCU chip, is convenient for pair with other equipment that possess bluetooth.
Preferably, annular elastic cover includes annular leather sheath, the inside of annular leather sheath is provided with the cavity, the inside packing of cavity has the filling layer that gives sound insulation for annular elastic cover can play syllable-dividing effect, reduces external noise's interference with the ear canal skin after contacting.
Preferably, annular leather sheath adopts insulating silica gel processing to make, the surface coating of annular leather sheath has the antibiotic coating of nanometer, the touch-sensitive piece is inlayed in the outside of annular leather sheath, and the annular leather sheath that adopts insulating silica gel to make is soft durable, and close skin is comfortable, can prevent breeding of bacterium through the antibiotic coating of nanometer, has improved sanitary safety performance.
Preferably, the sound insulation filling layer is processed and prepared by adopting sound absorption slow release ester, the sound absorption slow release ester has abundant micropores, is comfortable and breathable, has a good noise reduction effect, strongly attenuates medium and high audio frequencies, and can be used for various noise environments.
Preferably, the photoelectric sensor is an infrared photoelectric sensor, the optical filter is a monocrystalline silicon piece, the infrared photoelectric sensor has the functions of emitting infrared rays and receiving infrared rays, and the monocrystalline silicon piece can absorb visible light and allow the infrared rays to penetrate through.
In the technical scheme, the utility model provides a technological effect and advantage:
1. the photoelectric sensor, the photoelectric conversion module and the touch sensing sheet are arranged, and the photoelectric sensor and the touch sensing sheet are matched for use, so that the Bluetooth headset can be judged to be in the ear only when the MCU chip receives a high-level signal transmitted by the photoelectric conversion module and a touch signal transmitted by the touch sensing sheet at the same time, and the Bluetooth headset can be judged to be separated from the ear only when the MCU chip receives a signal transmitted by one of the photoelectric conversion module and the touch sensing sheet, so that the accuracy of in-ear detection is greatly improved;
2. through the fixed annular elasticity cover that has cup jointed in the edge of going to one side of duct on the earphone body, annular elasticity cover comprises the annular leather sheath of making by insulating silica gel and the syllable-dividing filling layer that the slowly-releasing ester of sound absorption was made, can contact with duct skin effectively, can seal the clearance between earphone body and duct skin, plays the effect that gives sound insulation, reduces external noise's interference effectively.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a sectional view of the mounting cylinder of the present invention;
FIG. 3 is a cross-sectional view of the annular elastic cover of the present invention;
FIG. 4 is a connection diagram of the dust screen and the waterproof and breathable film of the present invention;
fig. 5 is a schematic diagram of the module of the present invention.
Description of reference numerals:
1 earphone body, 2 mainboards, 3MCU chips, 4 audio module, 5 play sound holes, 6 dust screens, 7 installation section of thick bamboo, 8 photoelectric sensor, 9 light filters, 10 photoelectric conversion module, 11 annular elastic cover, 12 touch-sensitive pieces, 13 waterproof ventilated membrane, 14 bluetooth module, 15 annular leather sheath, 16 filling layers that give sound insulation.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides a as shown in FIG. 1-2 and FIG. 4-5 a bluetooth headset goes into ear detection device, including earphone body 1, earphone body 1's inside is provided with mainboard 2, be provided with MCU chip 3 on mainboard 2, be provided with audio module 4 on mainboard 2 for the broadcast of sound, electric connection between MCU chip 3's the output and audio module 4's the input, go to one side of duct on earphone body 1 and seted up out sound hole 5, go out and install dust screen 6 on the sound hole 5, play dustproof effect, avoid external dust to enter into earphone body 1 through going out sound hole 5, the mounting hole has been seted up to one side of duct on earphone body 1, the inside fixed nestification of mounting hole has installation section of thick bamboo 7, the internally mounted of installation section of thick bamboo 7 has photoelectric sensor 8, photoelectric sensor 8 adopts the infrared light sensor, has the function of transmitting infrared ray and receiving infrared ray, the sealed mounting of installation section of thick bamboo 7 has 9, MCU 9 adopts single crystal silicon chip, can absorb visible light, allows to see through infrared ray, install photoelectric conversion module 10 on mainboard 2, photoelectric sensor 8 cup joints with photoelectric sensor conversion module 10 with the fixed conversion of photoelectric sensor 3 the conversion 3 the peripheral connection of the input end of the electric connection of the earphone body and the input end of the elastic chip, the electric connection of the earphone body 11, the input end of the electric connection of the earphone body has all 12 of the electric connection of the earphone body and the input end of the earphone body 11 of the earphone body, the earphone body 11.
The earphone comprises an earphone body 1 and is characterized in that a rechargeable polymer lithium battery is arranged in the earphone body 1, the output end of the rechargeable polymer lithium battery is electrically connected with the output end of an MCU chip 3, and the rechargeable polymer lithium battery is used for providing electric quantity for each electric element on the earphone body 1 and ensuring normal work of the electric elements.
Go out port internally mounted of sound hole 5 has waterproof ventilated membrane 13, waterproof ventilated membrane 13 is fixed in the inboard of dust screen 6, can play water-proof effects through waterproof ventilated membrane 13, avoids the aqueous vapor to get into in the earphone body 1 through going out sound hole 5.
Install bluetooth module 14 on the mainboard 2, electric connection between bluetooth module 14 and the MCU chip 3 realizes bluetooth function, is convenient for pair with other equipment that possess bluetooth.
The implementation mode specifically comprises the following steps: when the Bluetooth earphone is plugged into the ear, the photoelectric sensor 8 emits infrared light, the infrared light passes through the optical filter 9, enters the auditory canal, is reflected after touching the skin of the auditory canal, then the strong reflection signal is received by the photoelectric sensor 8, the photoelectric sensor 8 receives the strong reflection signal, the photoelectric conversion module 10 converts the strong reflection signal into a high level, meanwhile, the earphone is sent to the MCU chip 3, and when the earphone is plugged into the ear, the touch sensing sheet 12 on the earphone body 1 is contacted with the skin of the auditory canal, and when the touch sensing sheet 12 detects that the earphone is contacted with the skin of the auditory canal, a signal is sent to the MCU chip 3, after the MCU chip 3 receives the signals sent by the touch sensing sheet 12 and the photoelectric conversion module 10, the Bluetooth earphone is judged to be in the ear, the MCU chip 3 controls the audio module 4 to work, when the Bluetooth headset is far away from the ear, the photoelectric sensor 8 receives the weak reflection signal, the photoelectric conversion module 10 converts the weak reflection signal into low level and sends the low level to the MCU chip 3, the touch sensing sheet 12 has no sensing, the MCU chip 3 determines that the bluetooth headset is disengaged from the ear, the MCU chip 3 controls the audio module 4 to be turned off, only when the MCU chip 3 simultaneously receives the high level signal transmitted from the photoelectric conversion module 10 and the touch signal transmitted from the touch sensing plate 12, the MCU chip 3 judges that the Bluetooth headset is inserted into the ear, if the MCU chip 3 only receives the signal transmitted by one of the photoelectric conversion module 10 and the touch sensing sheet 12, the Bluetooth headset is judged to be separated from the ear, the accuracy of the in-ear detection is greatly improved, the embodiment specifically solves the problem that the existing bluetooth headset in-ear detection technology in the prior art mostly adopts the light sensing technology, however, in dark occasions, the light sensation technology is easy to generate misjudgment, so that the using effect problem is reduced.
As shown in fig. 3, the annular elastic cover 11 includes an annular leather sheath 15, a cavity is arranged inside the annular leather sheath 15, and a sound insulation filling layer 16 is filled inside the cavity, so that after the annular elastic cover 11 is in contact with the skin of the auditory canal, a sound insulation effect can be achieved, and the interference of external noise is reduced.
The sound insulation filling layer 16 is made of sound absorption slow release ester, the sound absorption slow release ester is rich in micropores, comfortable and breathable, good in noise reduction effect, capable of powerfully attenuating medium and high audio frequencies, and capable of coping with various noise environments.
The implementation mode specifically comprises the following steps: go to the edge mounting of one side of duct on earphone body 1 and cup jointed annular elastic cover 11, annular elastic cover 11 comprises annular leather sheath 15 that insulating silica gel made and the syllable-dividing filling layer 16 that sound absorption slowly-releasing ester made, make the whole compliance of annular elastic cover 11 good, can contact with the duct skin effectively, can seal the clearance between earphone body 1 and the duct skin, play syllable-dividing effect, reduce external noise's interference effectively, bluetooth headset's tone quality has been improved, and annular leather sheath 15 and the contact of duct skin that insulating silica gel made, the travelling comfort is good, annular leather sheath 15's surface coating has nanometer antibacterial coating, can prevent multiplying of bacterium, the health and safety performance has been improved, this embodiment has specifically solved the external noise that exists among the prior art and has got into in the duct through the clearance of bluetooth headset with the duct skin easily, bluetooth headset's tone quality problem has been reduced.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.
Claims (8)
1. The utility model provides a bluetooth headset detection device that goes into ear, includes earphone body (1), its characterized in that: a main board (2) is arranged inside the earphone body (1), an MCU chip (3) is arranged on the main board (2), the main board (2) is provided with an audio module (4), the output end of the MCU chip (3) is electrically connected with the input end of the audio module (4), a sound outlet hole (5) is arranged on one side of the earphone body (1) facing to the auditory canal, the sound outlet hole (5) is provided with a dust screen (6), one side of the earphone body (1) facing to the auditory canal is provided with a mounting hole, a mounting cylinder (7) is fixedly nested in the mounting hole, a photoelectric sensor (8) is mounted in the mounting cylinder (7), an optical filter (9) is hermetically arranged at the port of the mounting cylinder (7), a photoelectric conversion module (10) is arranged on the main board (2), the output end of the photoelectric sensor (8) is electrically connected with the input end of the photoelectric conversion module (10), the output end of the photoelectric conversion module (10) is electrically connected with the input end of the MCU chip (3), the edge of one side of the earphone body (1) facing to the auditory canal is fixedly sleeved with an annular elastic cover (11), touch sensing sheets (12) are embedded on the upper, lower, left and right sides of the annular elastic cover (11), the output end of the touch sensing sheet (12) is electrically connected with the input end of the MCU chip (3).
2. The apparatus according to claim 1, wherein: the earphone comprises an earphone body (1), and is characterized in that a rechargeable polymer lithium battery is arranged in the earphone body (1), and the output end of the rechargeable polymer lithium battery is electrically connected with the output end of an MCU chip (3).
3. The apparatus according to claim 1, wherein: a waterproof breathable film (13) is installed inside the port of the sound outlet hole (5), and the waterproof breathable film (13) is fixed on the inner side of the dustproof net (6).
4. The apparatus according to claim 1, wherein: install bluetooth module (14) on mainboard (2), electric connection between bluetooth module (14) and MCU chip (3).
5. The bluetooth headset in-ear detection device of claim 1, wherein: the annular elastic cover (11) comprises an annular leather sheath (15), a cavity is arranged inside the annular leather sheath (15), and a sound insulation filling layer (16) is filled inside the cavity.
6. The bluetooth headset in-ear detection device of claim 5, wherein: annular leather sheath (15) adopt insulating silica gel processing to make, the surface coating of annular leather sheath (15) has the antibiotic coating of nanometer, touch-sensitive piece (12) are inlayed in the outside of annular leather sheath (15).
7. The apparatus of claim 5, wherein: the sound insulation filling layer (16) is processed by sound absorption slow release ester.
8. The apparatus according to claim 1, wherein: the photoelectric sensor (8) adopts an infrared photoelectric sensor, and the optical filter (9) adopts a monocrystalline silicon piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220132764.6U CN217607967U (en) | 2022-01-19 | 2022-01-19 | Bluetooth headset in-ear detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220132764.6U CN217607967U (en) | 2022-01-19 | 2022-01-19 | Bluetooth headset in-ear detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217607967U true CN217607967U (en) | 2022-10-18 |
Family
ID=83561943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220132764.6U Expired - Fee Related CN217607967U (en) | 2022-01-19 | 2022-01-19 | Bluetooth headset in-ear detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217607967U (en) |
-
2022
- 2022-01-19 CN CN202220132764.6U patent/CN217607967U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221018 |