CN205545798U - Bluetooth headset and removal box that charges - Google Patents

Bluetooth headset and removal box that charges Download PDF

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Publication number
CN205545798U
CN205545798U CN201620099406.4U CN201620099406U CN205545798U CN 205545798 U CN205545798 U CN 205545798U CN 201620099406 U CN201620099406 U CN 201620099406U CN 205545798 U CN205545798 U CN 205545798U
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CN
China
Prior art keywords
cavity
bluetooth earphone
auditory meatus
charge
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
Application number
CN201620099406.4U
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Chinese (zh)
Inventor
陈胜奇
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SHENZHEN TTK TECHNOLOGY Co Ltd
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SHENZHEN TTK TECHNOLOGY Co Ltd
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Filing date
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Priority to CN201620099406.4U priority Critical patent/CN205545798U/en
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Publication of CN205545798U publication Critical patent/CN205545798U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to an earphone field especially relates to a bluetooth headset. Bluetooth headset includes: the cavity is propagated to parts harmony sound behind the ear, parts include the casing and lie in behind the ear the inside wireless electric power receiving coil of casing, the cavity is propagated including first cavity and the second cavity connected to sound, first cavity still with parts are connected behind the ear, the second cavity is used for inserting the duct, along the direction of duct, the sectional area that any is taken up an official post to the second cavity is less than this department the sectional area of duct. Furthermore, the utility model also discloses a removal box that charges. Has wireless electric power transmitting coil in it, according to the electromagnetic induction principle the removal charge the box give bluetooth headset is wireless to charge, has disengaged impeding of physics charging wire, simultaneously the removal charge the box can make things convenient for again bluetooth headset accomodates.

Description

A kind of bluetooth earphone and mobile charging box
Technical field
This utility model relates to earphone field, particularly relates to a kind of bluetooth earphone and mobile charging box.
Background technology
Bluetooth earphone is to apply in hands-free headsets by Bluetooth technology, its many and bluetooth cellular phone with the use of, make User can wear bluetooth earphone and carry out two way communication with standard bands and bluetooth cellular phone, whenever, where, User all can utilize the wireless transmission function of Bluetooth technology, on the one hand, user can be made to exempt electric wire Impede, comfortable listens to music, on the other hand can reach the hand-free effect easily received calls.
The power supply mode of existing bluetooth earphone, it usually needs by charger and charge cable, can it Charging in time is limited by with or without civil power;And bluetooth earphone machine volume is less, it has not been convenient to receive and easily lose Lose, bring inconvenience to user.
Utility model content
In view of this, this utility model provide a kind of can wireless charging and the bluetooth earphone of convenient for collecting and Mobile charging box.
The described bluetooth earphone that this utility model provides includes: ear back part and sound transmission cavity, described ear Back part includes housing and is positioned at the wireless power receiving coil of described enclosure interior, described sound transmission cavity Including the first cavity connected and the second cavity, described first cavity is also connected with described ear back part, described Second cavity is used for inserting auditory meatus, along the direction of described auditory meatus, and the cross section of any point on described second cavity Long-pending less than the sectional area of described auditory meatus at this.
In the described bluetooth earphone that this utility model provides, described second cavity has a circular open, described The diameter of circular open is less than the diameter of described auditory meatus.
In the described bluetooth earphone that this utility model provides, along described auditory meatus direction in auditory meatus, described The sectional area of the second cavity any point is gradually increased.
In the described bluetooth earphone that this utility model provides, described second cavity is perpendicular to or substantially perpendicular to institute Stating the first cavity, described bluetooth earphone also includes being positioned at described second cavity or the resonance of the second cavity Film.
In the described bluetooth earphone that this utility model provides, described bluetooth earphone also includes being positioned at described housing Internal panel, the first voltage transformation module and battery, described wireless power receives unit and described the One voltage transformation module connects, and described first voltage transformation module is connected with described panel, described panel Being connected with described battery, described panel at least includes Charge Management unit and bluetooth module.This practicality is new In the described bluetooth earphone that type provides, described ear back part also includes mike and is positioned at described housing Portion or the phonation unit of the first inside cavity, described housing has the tail end being positioned at ear's lower end position, institute Stating mike and be positioned at described tail end, described phonation unit, mike are connected with described panel respectively.
In the described bluetooth earphone that this utility model provides, described ear back part and sound transmission cavity are lived Being dynamically connected, described sound transmission cavity is flexible cavity.
In the described bluetooth earphone that this utility model provides, described ear back part also includes bluetooth module and sends out Sound unit, described bluetooth module and phonation unit are positioned at described housing, described wireless power receiving coil Being connected with described bluetooth module, described bluetooth module is connected with described phonation unit.
In the described bluetooth earphone that this utility model provides, described bluetooth earphone also includes protection set, described guarantor Sheath is used for entangling described circular open, and described bluetooth earphone is bi-telephone.
In the described bluetooth earphone that this utility model provides, described ear back part also includes mike, described shell Body has the tail end being positioned at ear's lower end position, and described mike is positioned at the tail end of described housing, described Mike Wind is connected with described bluetooth module.
This utility model additionally provides a kind of mobile charging box, and it includes body and lid, described body Inside it is provided with the groove for placing above-mentioned bluetooth earphone, there is under described groove wireless power transmitting coil.
In the described mobile charging box that this utility model provides, described body also includes the second voltage transformation list Unit and battery, described wireless power transmitting coil is connected with described second voltage transformation module, and described second Voltage transformation module is connected with described battery.In the described mobile charging box that this utility model provides, described Body also includes charge-discharge control circuit, charging inlet;Described charging inlet is with described charge-discharge control circuit even Connecing, described battery is connected with described charge-discharge control circuit, and described charging inlet is for charging to described battery Or give extraneous electronic equipment charging for output voltage.
In the described bluetooth earphone of this utility model offer and mobile charging box, due in described housing It is provided with wireless power receiving coil, in described mobile charging box, there is wireless power transmitting coil, therefore may be used To use electromagnetic induction principle to described bluetooth earphone wireless charging, free impeding of physics charging wire, with Shi Suoshu mobile charging box can facilitate again the storage of described bluetooth earphone.Additionally, phonation unit is arranged on In ear back part, and along the direction of described auditory meatus, on described second cavity, the sectional area of any point is less than being somebody's turn to do Locating the sectional area of described auditory meatus, therefore, described second cavity does not fills up user as prior art Whole auditory meatus in, and simply occupy a part for auditory meatus, thus provide for the sound in external environment Transmission channel, therefore, user can listen to the sound that described bluetooth earphone is play, and also can hear the external world Sound in environment.On the other hand do not occupy whole auditory meatus due to described second cavity again, make thus without allowing User has inaccessible sense, can also suitably discharge acoustic pressure simultaneously, improve the healthy comfort level worn.
Accompanying drawing explanation
Below in conjunction with drawings and the embodiments, the utility model is described in further detail, in accompanying drawing:
The structural representation of the bluetooth earphone 100 of the better embodiment that Fig. 1 provides for this utility model;
Fig. 2 is the electricity of a kind of better embodiment described in described ear back part 101 within housing 101A Line structure schematic diagram;
Fig. 3 is the part-structure schematic diagram of sound transmission cavity 102 described in Fig. 1;
The structural representation of the mobile charging box 200 of the better embodiment that Fig. 4 provides for this utility model Figure;
Fig. 5 is the circuit diagram of a kind of better embodiment within described body 201;
Circuit within body 301 signal of another better embodiment that Fig. 6 provides for this utility model Figure.
Detailed description of the invention
For bluetooth earphone and the mobile charging box of the band charge function of this utility model offer being described, below It is described in detail in conjunction with Figure of description and explanatory note.
In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, Term " is connected ", " connection " should be interpreted broadly, and can be the electric connection of two element internals;Can Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, for those of ordinary skill in the art For, the concrete meaning of above-mentioned term can be understood as the case may be.Additionally, term " first ", " second " is only used for describing purpose, and it is not intended that indicate or imply relative importance or implicit finger The quantity of bright indicated technical characteristic.Thus, define " first ", " second " feature permissible Express or implicitly include one or more this feature.
As it is shown in figure 1, the knot of the bluetooth earphone 100 of its better embodiment provided for this utility model Structure schematic diagram, described bluetooth earphone 100 includes ear back part 101 and sound transmission cavity 102.Described sound It is the ear forepiece relative to described ear back part 101 that sound propagates cavity 102, and it is just to user ear Side can be seen;Ear back part 101 is then for cannot see or permissible at user right opposite See the parts of a part.
Described ear back part 101 includes housing 101A and is positioned at the wireless power within described housing 101A and connects Take-up circle (not shown), described wireless power receiving coil gives described bluetooth for wireless receiving electric power Earphone is powered.
As in figure 2 it is shown, it is a kind of the most real within housing 101A described in described ear back part 101 Executing the electrical block diagram of mode, described ear back part 101 also includes being positioned at inside described housing 101A Panel 101b, the first voltage transformation module 101d, the first battery 101c and wireless power receive line Circle 101e, described wireless power receiving coil 101e are connected with described first voltage transformation module 101d, Described first voltage transformation module 101d is connected with described panel 101b, described panel 101b and institute Stating battery 101c to connect, described panel 101b at least includes Charge Management unit, bluetooth module, power supply Switch and level setting switches.In one embodiment, described first voltage transformation module 101d bag Including rectification circuit and mu balanced circuit, described mu balanced circuit is connected with described wireless power receiving coil 101e, Described mu balanced circuit is connected with described panel 101b.
Described ear back part 101 also includes mike and is positioned at described housing 101A inside or the first chamber Phonation unit 101a within body 102a, described housing 101A have the tail end being positioned at ear's lower end position, Described mike 102f is positioned at described tail end, connect, concrete, described phonation unit, mike respectively with Bluetooth module on described panel 101b connects.Owing to phonation unit 101a such as speaker typically compares Greatly, the position of the most described phonation unit 101a can hang on earphone as described bluetooth earphone 100 Contact point.
Described sound transmission cavity 102 is used for being delivered to sound from described ear back part the auditory meatus of user, It includes the first cavity 102a and the second cavity 102b connected, and described first cavity 102a is also with described Ear back part 101 connects, and described second cavity 102b is used for inserting auditory meatus, along the direction of described auditory meatus, On described second cavity 102b, the sectional area of any point is less than the sectional area of described auditory meatus at this.That is, described Having space between second cavity 102b and described auditory meatus, this is just for the biography propagating offer of external environmental sounds Defeated passage, also makes user wear during bluetooth earphone the most healthy comfortable simultaneously.
Preferably, described sound transmission cavity 102 is made up of yellowish pink material or transparent material, so that from making User front or side are difficult to see that described bluetooth earphone 100, reach effect attractive in appearance.Described bluetooth earphone 100 also include being positioned at described second cavity 102b or the resonating membrane of the first cavity 102a, described resonance Film can be a kind of deposition tube thin film, such as, sunk by the method for magnetron sputtering by zinc oxide piezoelectric material Long-pending a kind of thin film on a silicon substrate, it is used for improving intensity of sound.
Preferably, described second cavity 102b has a circular open, and the diameter of described circular open is less than The diameter of described auditory meatus.Described second cavity 102b perpendicular to or substantially perpendicular to described first cavity 102a, It is conducive to described second cavity 102b to insert described auditory meatus.In other embodiments, second cavity Opening can be also oval or square.Angle between second cavity and the first cavity can also be more than 90 Degree.
As it is shown on figure 3, the part-structure schematic diagram that it is sound transmission cavity 102 described in Fig. 1.In figure, Described second cavity 102b inserts auditory meatus 10, along described auditory meatus direction in auditory meatus, described second chamber The sectional area of body 102b any point is gradually increased, i.e. along described auditory meatus direction in auditory meatus, and described Two cavity 102b are horn-like.This structure beneficially reduces the sound spread out of from described ear back part 101 Transmitting, thus increase sound intensity.
Described ear back part 101 and sound transmission cavity 102 are flexibly connected, in one embodiment, Described ear back part and described sound transmission cavity can have a globe joint.Described sound transmission cavity 102 is flexible cavity, so that the second cavity 102b in described sound transmission cavity 102 is inserting auditory meatus Time have enough degree of freedom.
Additionally, described bluetooth earphone 100 also includes protection set, described protection set is used for entangling described circle and opens Mouthful, to avoid dust or other impurity to enter described sound transmission cavity 102.
As shown in Figure 4, the mobile charging box 200 of its better embodiment provided for this utility model Structural representation, described mobile charging box 200 includes body 201 and lid 202, described body 201 It is integrally formed formula with described lid 202 to be connected or detachably connectable.Be provided with in described body 201 for Place bluetooth earphone (bluetooth earphone of present embodiment is bi-telephone, it include two separate, two Two earphones of not physically connected between person, one of them is L channel, and one is R channel) two recessed Groove 203, described groove has wireless power transmitting coil 203 times.
As it is shown in figure 5, the circuit diagram that it is a kind of better embodiment within described body 201, Described body 201 also includes charge-discharge control circuit 201d, charging inlet 201e, the second voltage transformation list Unit and the second battery 201c;Described wireless power transmitting coil 201a and described second voltage transformation module 201b connect, described second voltage transformation module 201b is connected with described second battery 201c, described in fill Electrical interface 201e is connected 201d, described second battery 201c and fills with described with described charge-discharge control circuit Charge/discharge control circuit 201d connects, and described charging inlet 201e is for described second battery 201c charging Or give extraneous electronic equipment charging for output voltage.Described extraneous electronic equipment includes mobile phone, camera etc.. When described second battery 201c needs charging, described charging inlet 201e is used as input interface and inputs 5V Voltage give described second battery 201c charging;When extraneous electronic equipment needs charging, described charging Mouth 201e is used as output interface output voltage to described external connected electronic equipment charge.The movement of present embodiment Charging box only one of which interface: charging inlet 201e, it both can be used as input interface, it is also possible to exports Interface use, makes body construction simpler.
Concrete, described second voltage transformation module 201b includes DC-AC converter unit and with described The PWM control unit that DC-AC converter unit connects;Described charge-discharge control circuit 201d includes discharge and recharge Administrative unit, boosting unit, one-way conduction unit and MCU control unit, described MCU control unit is divided It is not connected with described management of charging and discharging unit, boosting unit, described boosting unit and described one-way conduction unit Such as diode connects, and described management of charging and discharging unit, boosting unit are connected with described battery the most respectively.Institute State charge-discharge control circuit 201d and also include input and the output of charging inlet described in an on-off control.Putting Wireless power receiving coil 101e when putting bluetooth earphone 100 as shown in Figure 1, in bluetooth earphone 100 Under the principle of electromagnetic induction, described bluetooth earphone is given with the wireless power transmitting coil 201a under groove 203 100 chargings.Concrete, after placing described bluetooth earphone 100 and described charge-discharge control circuit 201d Wireless charging emission control mode of operation is entered, to described bluetooth after receiving described charging control signal Earphone 100 starts to charge up.
Additionally, charging indicator light 205 can also be included on described body 201.In other embodiments, The single groove of a monaural bluetooth earphone can also be only placed in described mobile charging box.
As shown in Figure 6, within the body 301 of its another better embodiment provided for this utility model Circuit diagram, described body 301 includes the second battery 301c, charging control circuit 301d, electric discharge control Circuit 301f processed, input interface 301e, output interface 301g, the second voltage transformation module 301b, wireless Power transmission coil 301a, described second battery 301c respectively with described charging control circuit 301d, electric discharge Control circuit 301f, the second voltage transformation module 301b connect, and described input interface 301e fills with described Electric control circuit 301d connects, and described output interface 301g is connected with described charge/discharge control circuit 301f, Described wireless power transmitting coil 301a is connected with described second voltage transformation module 301b.I.e. itself and Fig. 5 The difference of middle body 201 is, described body has two interfaces: input interface 301e and output Interface 301g.
In the described bluetooth earphone 100 of this utility model offer and mobile charging box 200, due in institute State and housing is provided with wireless power receiving coil, there is in described mobile charging box 200 wireless power and launch The most whether coil, therefore can use electromagnetic induction principle to described bluetooth earphone 100 wireless charging, be had The restriction of civil power, has also freed impeding of physics charging wire, and the most described mobile charging box can facilitate again institute State the storage of bluetooth earphone.Additionally, phonation unit 101a is arranged in ear back part 101, and along institute Stating the direction of auditory meatus, on described second cavity 102b, the sectional area of any point is less than the cutting of described auditory meatus at this Area, therefore, described second cavity 102b does not fills up the whole auditory meatus of user as prior art In, and simply occupy a part for auditory meatus, thus provide transmission channel for the sound in external environment, because of This, user can listen to the sound that described bluetooth earphone 100 is play, and also can hear in external environment Sound.On the other hand whole auditory meatus is not occupied due to described second cavity 102b again, thus without allowing use Person has inaccessible sense, can also suitably discharge acoustic pressure simultaneously, improve the healthy comfort level worn.
The bluetooth earphone provided for this utility model above and the better embodiment of mobile charging box, not It is understood that for the restriction to this utility model rights protection scope, those skilled in the art should know, Without departing from the concept of the premise utility, also can do multiple improvement or replacement, all of such change Entering or replace all should be in the range of rights protection of the present utility model, rights protection the most of the present utility model Scope should be as the criterion with claim.

Claims (10)

1. a bluetooth earphone, comprising: ear back part and sound transmission cavity, described ear back part includes Housing and the wireless power receiving coil being positioned at described enclosure interior, described sound transmission cavity includes connection First cavity and the second cavity, described first cavity is also connected with described ear back part, and described second cavity is used In inserting auditory meatus, along the direction of described auditory meatus, on described second cavity, the sectional area of any point is less than at this The sectional area of described auditory meatus.
2. bluetooth earphone as claimed in claim 1, it is characterised in that: described second cavity has a circle Shape opening, the diameter of described circular open is less than the diameter of described auditory meatus.
3. bluetooth earphone as claimed in claim 1, it is characterised in that: along described auditory meatus in auditory meatus Direction, the sectional area of described second cavity any point is gradually increased.
4. bluetooth earphone as claimed in claim 1, it is characterised in that: described second cavity is vertical or base Originally being perpendicular to described first cavity, described bluetooth earphone also includes being positioned at described second cavity or the second chamber Internal resonating membrane.
5. bluetooth earphone as claimed in claim 1, it is characterised in that: described bluetooth earphone also includes position In panel, the first voltage transformation module and first battery of described enclosure interior, described wireless power connects Receiving unit to be connected with described first voltage transformation module, described first voltage transformation module is with described panel even Connecing, described panel is connected with described first battery, described panel at least include Charge Management unit and Bluetooth module.
6. bluetooth earphone as claimed in claim 5, it is characterised in that: described ear back part also includes wheat Gram wind and be positioned at described enclosure interior or the phonation unit of the first inside cavity, described housing has and is positioned at The tail end of ear's lower end position, described mike is positioned at described tail end, described phonation unit, mike respectively with Described panel connects.
7. bluetooth earphone as claimed in claim 2, it is characterised in that: described bluetooth earphone also includes protecting Sheath, described protection set is used for entangling described circular open, and described bluetooth earphone is bi-telephone.
8. a mobile charging box, it includes body and lid, and described internal is provided with for placing The groove of bluetooth earphone as described in any one of claim 1-7, has wireless power and launches line under described groove Circle.
9. mobile charging box as claimed in claim 8, it is characterised in that: described body also includes second Voltage transformation module and the second battery, described wireless power transmitting coil and described second voltage transformation module Connecting, described second voltage transformation module is connected with described second battery.
10. mobile charging box as claimed in claim 9, it is characterised in that: described body also includes filling Charge/discharge control circuit, charging inlet;Described charging inlet is connected with described charge-discharge control circuit, and described Two batteries are connected with described charge-discharge control circuit, described charging inlet for described second battery charging or Person gives extraneous electronic equipment charging for output voltage.
CN201620099406.4U 2016-01-30 2016-01-30 Bluetooth headset and removal box that charges Expired - Fee Related CN205545798U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106974519A (en) * 2016-11-23 2017-07-25 广东探金电子科技有限公司 A kind of intelligent fork
CN109688506A (en) * 2019-02-14 2019-04-26 深圳市领芯者科技有限公司 A kind of wireless headset charging box having AI function and its application method
WO2021013082A1 (en) * 2019-07-25 2021-01-28 华为技术有限公司 Wireless charging bluetooth earphone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106974519A (en) * 2016-11-23 2017-07-25 广东探金电子科技有限公司 A kind of intelligent fork
CN109688506A (en) * 2019-02-14 2019-04-26 深圳市领芯者科技有限公司 A kind of wireless headset charging box having AI function and its application method
WO2021013082A1 (en) * 2019-07-25 2021-01-28 华为技术有限公司 Wireless charging bluetooth earphone

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20160831