CN208142902U - A kind of wireless charging hearing-aid device - Google Patents
A kind of wireless charging hearing-aid device Download PDFInfo
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- CN208142902U CN208142902U CN201820319947.2U CN201820319947U CN208142902U CN 208142902 U CN208142902 U CN 208142902U CN 201820319947 U CN201820319947 U CN 201820319947U CN 208142902 U CN208142902 U CN 208142902U
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- hearing aid
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Abstract
This application discloses a kind of wireless charging hearing-aid device, including hearing aid and charging base, charging base includes transmit circuit module and current control module, and transmit circuit module is electrically connected with current control module, and current control module includes XKT-510 chip.The wireless charging hearing-aid device is controlled using size of the XKT-510 chip to charging current, is not necessarily to manual switching circuit in charging, can intelligent charge.It is therefore not necessary to install switching switch, while circuit is also simplified, has dramatically saved space.The application receives circuit by simplifying, and the volume for receiving circuit is reduced, successfully by wireless charging technical application into field of hearing aids.
Description
Technical field
This application involves hearing aid technology more particularly to a kind of wireless charging hearing-aid devices.
Background technique
Hearing aid currently on the market needs to frequently replace and maintains battery, due to duct-type hearing aid and behind-the-ear hearing aid
The small volume of device, replacement battery almost has become a kind of burden for the elderly inflexible for finger.In addition, helping
Device small volume is listened, internal board structure of circuit is compact, and continually dismounting and change battery can frequently result in the damage of hearing aid.
In order to avoid being replaced as frequently as battery, occurs chargeable hearing aid in the market.But due to hearing aid volume compared with
Small, the area for leaving charging jacks for is just smaller, and the elderly is difficult accurately to be inserted into charger when charging to hearing aid
In the charging jacks of hearing aid.In this regard, it is proposed that only hearing aid need to be put by wireless charging technical application to hearing aid
Set can be completed charging on charging base, operate very simple.
Wireless charging hearing aid is although easy to operate, easy to use, but in wireless charging hearing aid includes receiving coil
Reception conversion circuit it is complex, need to occupy biggish space.And the volume of duct-type hearing aid and ear-level hearing aid
It is smaller, the reception conversion circuit of wireless charging can not be accommodated.
Utility model content
This application provides a kind of wireless charging hearing-aid device, need that component is more, circuit with solve wireless charging
Complexity takes up space big the technical issues of can not being applied to duct-type hearing aid or ear-level hearing aid in turn.
In order to solve the above-mentioned technical problem, the embodiment of the present application discloses following technical solution：
The embodiment of the present application discloses a kind of wireless charging hearing-aid device, including hearing aid and charging base, charging base
Including transmit circuit module and current control module, transmit circuit module is electrically connected with current control module, current control module
Including XKT-510 chip；
Transmit circuit module includes：First transmitting resistance, the second transmitting resistance, third transmitting resistance, the first transmitting capacitor
Second transmitting capacitor, third transmitting capacitor and the first emission inductance, wherein
For the power interface of XKT-510 chip for connecting to power supply, the power take-off of XKT-510 chip is mutual by one
First emission inductance in parallel and the second transmitting capacitor are electrically connected to the power supply, and the ground terminal of XKT-510 chip is used to be grounded,
The power regulation end of XKT-510 chip emits resistance by third and is electrically connected to power supply, and the power regulation end of XKT-510 chip is logical
It crosses the first transmitting capacitor being serially connected and the second transmitting resistance is electrically connected to power supply, the power detection of the XKT-510 chip
End is electrically connected between the first transmitting capacitor and the second transmitting resistance, and the voltage detection terminal of XKT-510 chip passes through the first transmitting
Resistance is electrically connected to power detection end, and power supply also passes through third and emits capacity earth；
Hearing aid includes the receiving circuit module to match with transmit circuit module, and receiving circuit module includes：Mutually simultaneously
The second of connection receives inductance and first receives capacitor, and the second reception inductance and the first reception capacitor are connected with the first reception diode
Afterwards, it is connected in parallel with the second reception capacitor, and one end of parallel circuit is electrically connected to the signal input part of T3168 chip, T3168
The signal input part of chip receives resistance by third and is electrically connected with the end O/F of T3168 chip, and the output end of T3168 chip is logical
The the second reception diode ground connection reversely ended is crossed, and the output end of T3168 chip receives inductance, the by concatenated first
One receives resistance and the second reception resistance eutral grounding, and the end VA of T3168 chip is electrically connected to the first reception resistance and second and receives electricity
Between resistance, the first reception resistance and the second reception resistance and third reception capacitor are parallel with one another and be connected to receiving coil.
Further, charging base further includes shell, and the shell includes upper cover and lower case, the upper cover and it is described under
Shell forms the enclosure space for accommodating the transmit circuit module and current control module；The upper cover is equipped with and hearing aid
The fixed card slot that shape matches.
Further, fixed card slot includes that the first fixinig plate, the second fixinig plate, third being fixed on the upper lid are fixed
Piece and the 4th fixinig plate, first fixinig plate and the second fixinig plate are spaced apart from each other setting and surround a camber line structure, and described the
Three fixinig plates are set to first fixinig plate and the opposite of the second fixinig plate, the arc-shaped structure of three, the 4th fixinig plate
It is used to limit the hearing aid positioned at the bottom of the arcuate structure.
Further, the receiving coil is regular or irregular shape, receiving coil part and hearing aid shell shape phase
It adapts to.
Preferably, hearing aid is duct-type hearing aid or ear-level hearing aid.
Compared with prior art, the application has the beneficial effect that：
Wireless charging hearing-aid device provided by the present application, the current control module installed in charging base can handle this and help
The wireless power transmission function of listening device, using electromagnetic energy transfer principle and cooperate receiving portion do energy conversion and circuit reality
When monitor.XKT-510 chip controls the size of charging current according to the information monitored.When hearing aid is put into wireless charging bottom
When seat, the XKT-510 chip of charging base receives a reversed electromotive force by transmitting coil, at this time XKT-510 chip
High current, inverse electromotive force are also reinforced therewith；When charging tends to saturation, inverse electromotive force will not increase with charging base
Add, XKT-510 chip controls reduce electric current at this time；Reversed electric current is minimum when hearing aid is fully charged, and corresponding charging base receives
The inverse electromotive force arrived is also minimum, and charging base enters dormant state；When hearing aid is not put into charging base, chip
It can't accept inverse electromotive force, charging base can also likewise enter dormant state.Traditional hearing aid need to be arranged independent
Charging circuit and operating circuit are switched to charging circuit in charging, and when use is switched to operating circuit.The utility model provides
Wireless charging hearing-aid device controlled using size of the XKT-510 chip to charging current, in charging without manually cutting
Circuit is changed, it can intelligent charge.It is therefore not necessary to install switching switch, while circuit is also simplified, has dramatically saved sky
Between.The application receives circuit by simplifying, and the volume for receiving circuit is reduced, successfully by wireless charging technical application to hearing aid
In field.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The application can be limited.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is charging base structural schematic diagram provided by the present application；
Fig. 2 is the transmit circuit schematic diagram of charging base provided by the present application；
Fig. 3 is reception circuit diagram provided by the present application；
Wherein, 1, upper cover；2, lower case；3, fixed card slot；4 first fixinig plates；5, the second fixinig plate；6, third is fixed
Piece；7, the 4th fixinig plate.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the common skill in this field
The application protection all should belong in art personnel every other embodiment obtained without making creative work
Range.
The embodiment of the present application provides a kind of wireless charging hearing-aid device, referring to figs. 2 and 3 includes hearing aid and charging bottom
Seat, charging base includes transmit circuit module and current control module, and transmit circuit module is electrically connected with current control module, electricity
Flow control module includes XKT-510 chip；
Transmit circuit module includes：First transmitting resistance, the second transmitting resistance, third transmitting resistance, the first transmitting capacitor
Second transmitting capacitor, third transmitting capacitor and the first emission inductance, wherein
21 port of power interface of XKT-510 chip is used to connect with power supply (positive pole interface), XKT-510 chip
23 port of power take-off is electrically connected to described by the transmitting of a first emission inductance L21 parallel with one another and second capacitor C22
Power supply, for being grounded, 26 port of power regulation end of XKT-510 chip passes through third for 24 port of ground terminal of XKT-510 chip
Transmitting resistance R23 is electrically connected to power supply, and 26 port of power regulation end of XKT-510 chip passes through the first transmitting electricity being serially connected
Hold the transmitting of C21 and second resistance R22 and be electrically connected to power supply, 28 port of power detection end of the XKT-510 chip is electrically connected to
Between first transmitting capacitor C21 and the second transmitting resistance R22,27 port of voltage detection terminal of XKT-510 chip passes through the first hair
Radio resistance R21 is electrically connected to 28 port of power detection end, and power supply also emits capacitor C23 ground connection by third.
Hearing aid includes the receiving circuit module to match with transmit circuit module, and receiving circuit module includes：Mutually simultaneously
The second of connection receives inductance L32 and first and receives capacitor C31, and the second reception inductance L32 and first receives capacitor C31 and connects with first
It is connected in parallel after receipts diode D31 series connection, with the second reception capacitor C32, and one end of parallel circuit is electrically connected to T3168 chip
32 port of signal input part, 32 port of signal input part of T3168 chip passes through third and receives resistance R33 and T3168 chip
The electrical connection of 37 port of the end O/F, 33 port of output end of T3168 chip passes through a second reception diode D32 reversely ended
Ground connection, and 33 port of output end of T3168 chip receives inductance L31, the first reception resistance R31 and second by concatenated first
Resistance R32 ground connection is received, 35 port of the end VA of T3168 chip is electrically connected to the first reception resistance R31 and second and receives resistance R32
Between, the first reception resistance R31 and the second reception resistance R32 and third reception capacitor C33 are parallel with one another and be connected to reception
Coil.
Referring to Fig. 1, charging base further includes shell, and shell includes upper cover 1 and lower case 2, and upper cover 1 and lower case 2 are formed
The enclosure space of one receiving transmit circuit module and current control module；Upper cover 1 is equipped with to be consolidated with what hearing aid shape matched
Determine card slot 3.Fixed card slot includes the first fixinig plate 4, the second fixinig plate 5,6 and of third fixinig plate being fixed in the upper cover 1
4th fixinig plate 7, first fixinig plate 4 and the second fixinig plate 5 are spaced apart from each other setting and surround a camber line structure, and described the
Three fixinig plates 6 are set to the opposite of first fixinig plate 4 and the second fixinig plate 5, the arc-shaped structure of three, and the described 4th is fixed
The bottom that piece 7 is located at the arcuate structure is used to limit the hearing aid, makes the transmitting coil face hearing aid of charging base
Receiving coil.In addition, receiving circuit further includes receiving coil, receiving coil is rule or irregular shape, part and hearing aid
Shell shape is adapted, conducive to the overall volume for reducing hearing aid.Hearing aid provided in this embodiment be duct-type hearing aid or
Ear-level hearing aid.
The specification of rechargeable battery is high-performance energy lithium battery, capacity：60 milliampere hour；Frequency range：250-4500Hz, it is defeated
Entering grade is 60dB；HFA expires shelves gain：39dB；Input rank：60dB, peak gain：51dB；Input equivalent noise：32dB；Valve
Value：6.0%：500Hz, 0.3%:800Hz, 0.1%：1600Hz.
Wireless charging hearing-aid device provided by the embodiments of the present application need to only place hearing aid when hearing aid needs to charge
In the fixed card slot 3 of charging base.The XKT-510 chip of charging base by transmitting coil receive one it is reversed electronic
Gesture, at this time the rapid high current of XKT-510 chip (being no more than maximum current 100mA), inverse electromotive force is also reinforced therewith；When filling
When electricity tends to saturation, inverse electromotive force will not increase as charging base increases electric current, and XKT-510 chip controls reduce at this time
Electric current；Reversed electric current is minimum when hearing aid is fully charged, and the inverse electromotive force that corresponding charging base receives is also minimum, bottom of charging
Seat enters dormant state, current reduction to several milliamperes, hardly consumption electric energy；When hearing aid is not put into charging base
When, chip can't accept inverse electromotive force, and charging base can also likewise enter dormant state.
For wireless charging hearing-aid device provided in this embodiment in charging, the rectification circuit in charging base turns alternating current
Becoming direct current is system power supply, and the direct current of output has source crystal oscillator to be converted into the emitted circuit confession of the high galvanic electricity of high frequency using 2M
To transmitting coil.Energy is coupled by 2 inductance ring formation, after receiving coil receives the electric current of transmitting coil transmission, receiving coil
The electric current of output is converted into direct current to battery charging by receiving conversion circuit.
Since embodiment of above is that reference combination is illustrated on other modes, have between different embodiments
There is identical part, identical, similar part may refer to each other between each embodiment in this specification.Herein no longer in detail
It illustrates.
It should be noted that in the present specification, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the circuit structure, article or the equipment that include a series of elements not only include those elements,
It but also including other elements that are not explicitly listed, or further include solid by this circuit structure, article or equipment
Some elements.In the absence of more restrictions, the element for thering is sentence "including a ..." to limit, it is not excluded that including
There is also other identical elements in the circuit structure of the element, article or equipment.
Those skilled in the art will readily occur to the application after considering specification and practicing the disclosure of utility model here
Other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these changes
Type, purposes or adaptive change follow the general principle of the application and undocumented in the art including the application
Common knowledge or conventional techniques.The description and examples are only to be considered as illustrative, the true scope and spirit of the application
It is pointed out by the content of claim.
Above-described the application embodiment does not constitute the restriction to the application protection scope.
Claims (3)
1. a kind of wireless charging hearing-aid device, including hearing aid and charging base, which is characterized in that the charging base includes hair
Transmit-receive radio road module and current control module, the transmit circuit module are electrically connected with the current control module, the electric current control
Molding block includes XKT-510 chip；
The transmit circuit module includes：First transmitting resistance, the second transmitting resistance, third transmitting resistance, the first transmitting capacitor
Second transmitting capacitor, third transmitting capacitor and the first emission inductance, wherein
For the power interface of the XKT-510 chip for connecting to power supply, the power take-off of the XKT-510 chip passes through one
First emission inductance parallel with one another and the second transmitting capacitor are electrically connected to the power supply, and the XKT-510 chip connects
For being grounded, the power regulation end of the XKT-510 chip emits resistance by the third and is electrically connected to the power supply ground terminal,
The power regulation end of the XKT-510 chip passes through the first transmitting capacitor being serially connected and the second transmitting resistance electrical connection
To the power supply, the power detection end of the XKT-510 chip is electrically connected to the first transmitting capacitor and the second transmitting resistance
Between, the voltage detection terminal of the XKT-510 chip is electrically connected to the power detection end, institute by the first transmitting resistance
It states power supply and capacity earth is also emitted by the third；
The hearing aid includes the receiving circuit module to match with the transmit circuit module, the receiving circuit module packet
It includes：Parallel with one another second receives inductance and first receives capacitor, and described second, which receives inductance and first, receives capacitor and first
It is connected in parallel after reception diode series connection, with the second reception capacitor, and one end of parallel circuit is electrically connected to the letter of T3168 chip
The signal input part of number input terminal, the T3168 chip is electrically connected by the end O/F that third receives resistance and the T3168 chip
It connects, the second reception diode ground connection that the output end of the T3168 chip reversely ends by one, and the T3168 chip
Output end receives inductance by concatenated first, the first reception resistance and second receives resistance eutral grounding, the VA of the T3168 chip
End be electrically connected to it is described first receive resistance and second receive resistance between, it is described first receive resistance and second receive resistance with
One third reception capacitor is parallel with one another and is connected to receiving coil；
The charging base further includes shell, and the shell includes upper cover and lower case, and the upper cover and the lower case are mutual
Lid, which closes, forms the enclosure space for accommodating the transmit circuit module and current control module；The upper outer side of lid is equipped with and helps
The fixed card slot for listening device shell shape to match；
The fixed card slot includes the first fixinig plate, the second fixinig plate, third fixinig plate and the 4th being fixed on the upper lid
Fixinig plate, first fixinig plate and the second fixinig plate are spaced apart from each other setting and surround a camber line structure, the third fixinig plate
It is set to first fixinig plate and the opposite of the second fixinig plate, the arc-shaped structure of three, the 4th fixinig plate is located at described
The bottom of arcuate structure is used to limit the hearing aid.
2. wireless charging hearing-aid device according to claim 1, which is characterized in that the receiving coil is rule or does not advise
Then shape, receiving coil part are adapted with hearing aid shell shape.
3. wireless charging hearing-aid device according to claim 1, which is characterized in that the hearing aid is duct-type hearing aid
Or ear-level hearing aid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820319947.2U CN208142902U (en) | 2018-03-08 | 2018-03-08 | A kind of wireless charging hearing-aid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820319947.2U CN208142902U (en) | 2018-03-08 | 2018-03-08 | A kind of wireless charging hearing-aid device |
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| Publication Number | Publication Date |
|---|---|
| CN208142902U true CN208142902U (en) | 2018-11-23 |
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| CN201820319947.2U Active CN208142902U (en) | 2018-03-08 | 2018-03-08 | A kind of wireless charging hearing-aid device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233500A (en) * | 2018-03-08 | 2018-06-29 | 湖南可孚医疗科技发展有限公司 | A kind of wireless charging hearing-aid device |
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2018
- 2018-03-08 CN CN201820319947.2U patent/CN208142902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108233500A (en) * | 2018-03-08 | 2018-06-29 | 湖南可孚医疗科技发展有限公司 | A kind of wireless charging hearing-aid device |
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Address after: No. 816, Zhenhua Road, Yuhua District, Changsha City, Hunan Province Patentee after: Kefu Medical Technology Co., Ltd Address before: 410010 Hunan province Changsha Yuhua District, tosuc Street 158 Jinhai Road Patentee before: HUNAN COFOE MEDICAL TECHNOLOGY DEVELOPMENT Co.,Ltd. |