CN209659622U - A kind of hearing aid auxiliary device - Google Patents
A kind of hearing aid auxiliary device Download PDFInfo
- Publication number
- CN209659622U CN209659622U CN201920143475.4U CN201920143475U CN209659622U CN 209659622 U CN209659622 U CN 209659622U CN 201920143475 U CN201920143475 U CN 201920143475U CN 209659622 U CN209659622 U CN 209659622U
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- connect
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- transmitter
- sound source
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Abstract
A kind of hearing aid auxiliary device, including receiver, transmitter and pedestal, in receiver, receiving antenna, signal amplification circuit A, receive chip, audio amplifier circuit and equivalent load inductance coil are sequentially connected, rechargeable battery A and charging interface A connect with power circuit A respectively, power circuit A is connect with reception chip；In transmitter, transmitting antenna, signal amplification circuit B and transmitting chip are sequentially connected, audio receiving part and external sound source interface B are connect with transmitting chip respectively, rechargeable battery B and charging interface B is connect with power circuit B respectively, power circuit B is connect with transmitting chip；In pedestal, external sound source interface C is connected with external sound source connector, and charging interface C is connect with charging connector；Transmitter can be placed on pedestal.The utility model can pointedly receive specified sound, and then spread enables hearing aid receive specified source of sound to hearing aid, obstruct other ambient noises and do not need the sound heard.
Description
Technical field
The utility model relates to arrive hearing devices field, and in particular to arrive a kind of hearing aid auxiliary device.
Background technique
Hearing aid is assisting hearing tool and a miniature loudspeaker, and the sound that can't hear originally is expanded, then
Using the residual hearing for the person that listens to barrier, so that sound is sent to brain auditory center, and feel sound.It has already appeared on the market now
A kind of hearing aid with the input of inductive pickup coil can exist regardless of being which kind of hearing aid during use
One problem, environmental noise complexity, which will lead to wearer, can not accurately hear the required sound heard.
Utility model content
In order to solve the above-mentioned technical problem the utility model, provides a kind of hearing aid auxiliary device, can be directed to
Specified sound is received to property, then spread enables hearing aid receive specified source of sound to hearing aid, obstructs other environment
Noise and the sound heard is not needed.
In order to realize the purpose of this utility model, used technical solution are as follows:
A kind of hearing aid auxiliary device, including receiver, transmitter and pedestal, the receiver include receiving antenna, letter
Number amplifying circuit A, chip, audio amplifier circuit, equivalent load inductance coil, power circuit A, rechargeable battery A are received and is filled
Electrical interface A, the receiving antenna, signal amplification circuit A, receive chip, audio amplifier circuit and equivalent load inductance coil according to
Secondary connection, the rechargeable battery A and charging interface A connect with power circuit A respectively, the power circuit A and receives chip
Connection；The transmitter includes transmitting antenna, signal amplification circuit B, transmitting chip, audio receiving part, external sound source interface
B, power circuit B, rechargeable battery B and charging interface B, the transmitting antenna, signal amplification circuit B and transmitting chip successively connect
It connects, the audio receiving part and external sound source interface B are connect with transmitting chip respectively, the rechargeable battery B and charging
B is connect with power circuit B mouth respectively, the power circuit B is connect with transmitting chip；The pedestal include external sound source interface C,
Charging interface C, external sound source connector and charging connector, external sound source interface C are connected with external sound source connector, charging interface C with
Charging connector connection；The transmitter can be placed on pedestal, when transmitter is placed on pedestal, external sound source interface B
It is connect with external sound source connector, charging interface B is connect with charging connector.
The reception chip is that 2.4G receives chip as a further improvement of the utility model, and the transmitting chip is
2.4G transmitting chip.
Described rechargeable battery A, B are rechargeable lithium battery as a further improvement of the utility model,.
The audio receiving part is microphone as a further improvement of the utility model,.
The utility model has the following beneficial effects: transmitter passes through audio receiving part or external sound in the utility model
Source interface B receives specified source of sound and is sent to receiver, such as the sound of speaking of nominator or the audio of CD Player, receives
Machine passes through equivalent load inductance coil after receiving and generates audio frequency magnetic field, and hearing aid switches to pick-up coil mode can complete display
Listen to the source of sound from transmitter in ground.In the utility model, specified sound can targetedly be received by transmitter,
Then spread by receiver enables hearing aid receive specified source of sound to hearing aid, obstructs other ambient noises and not
The sound for needing to hear increases substantially the using effect of hearing aid.Transmitter is separately provided, and strong flexibility places it in sound
It is connect at source or with player of source of sound, avoids receiving other interference tones, such as pass to speaker, make speaker
Sound be individually sent to receiver.Pedestal can charge on one side for transmitter, receive the audio of other source of sound playback equipments on one side,
And audio is sent to by receiver by transmitter, avoid transmitter not enough power supply that from can not carrying out audio transmission.The utility model
As the auxiliary device of hearing aid, without changing the structure of hearing aid, suitable for all with pick-up coil mode in the market
Hearing aid.
Detailed description of the invention
Fig. 1 is receiver block diagram；
Fig. 2 is transmitter architecture block diagram；
Fig. 3 is understructure block diagram；
Specific embodiment
Combined with specific embodiments below and attached drawing the utility model is described in further detail.
A kind of hearing aid auxiliary device, including receiver, transmitter and pedestal, in which:
As shown in Figure 1, receiver include receiving antenna, signal amplification circuit A, 2.4G receive chip, audio amplifier circuit,
Equivalent load inductance coil, power circuit A, rechargeable lithium battery A and charging interface A.Receiving antenna, signal amplification circuit A,
2.4G receives chip, audio amplifier circuit and equivalent load inductance coil and is sequentially connected, rechargeable lithium battery A and charging interface A
It is connect respectively with power circuit A, power circuit A receives chip with 2.4G and connect；
As shown in Fig. 2, transmitter include transmitting antenna, signal amplification circuit B, 2.4G transmitting chip, audio receiving part,
External sound source interface B, power circuit B, rechargeable lithium battery B and charging interface B, in the present embodiment, audio receiving part is preferred
For microphone.Transmitting antenna, signal amplification circuit B and 2.4G transmitting chip are sequentially connected, and microphone and external sound source interface B divide
Do not connect with 2.4G transmitting chip, rechargeable lithium battery B and charging interface B connect with power circuit B respectively, power circuit B with
The connection of 2.4G transmitting chip；
As shown in figure 3, pedestal includes external sound source interface C, charging interface C, external sound source connector and charging connector.It is external
Source of sound interface C is connected with external sound source connector, and charging interface C is connect with charging connector；Transmitter can be placed on pedestal, when
When transmitter is placed on pedestal, external sound source interface B is connect with external sound source connector, and charging interface B is connect with charging connector.
It receives chip and transmitting chip uses 2.4G working frequency range, receive distance up to 10 meters.In use, transmitter passes through
Microphone receives audio signal, audio signal is then sent to receiver by signal amplification circuit B and antenna, receiver connects
Audio frequency magnetic field is generated by signal amplification circuit A and equivalent load inductance coil after receipts, there is the input of inductive pickup coil at this time
The hearing aid of function, which switches to pick-up coil mode, can listen to complete display source of sound from transmitter.In addition, transmitting
The external sound source interface B of machine can be connect with other source of sound playback equipments, such as CD player, after connection, source of sound playback equipment
Audio can be transferred to transmitter, then be sent to receiver by transmitter.The charging interface A and charging interface of Receiver And Transmitter
B can charge for Receiver And Transmitter.Pedestal is used to charge for transmitter, and transmitter can be placed on pedestal, when placement, hair
The external sound source interface B for penetrating machine is connect with external sound source connector, and charging interface B is connect with charging connector, and charging interface C is for being
Transmitter charging, external sound source interface C can be filled on one side for transmitter for connecting with other source of sound playback equipments by pedestal
Electricity receives the audio of other source of sound playback equipments on one side, and audio is sent to receiver by transmitter.
In conclusion the utility model is made actual sample and test is used for multiple times such as specification and diagramatic content,
Judging from the effect of using the test, provable the utility model can reach its desired purpose, and practical value is unquestionable.
Embodiment provided above is only used to facilitate illustration the utility model, not makees limit in any form to the utility model
System, any those of ordinary skill in the art, if in the range of not departing from the utility model mentioned technical characteristic,
Using the equivalent embodiment for locally changing or modifying made by the utility model disclosed technology content, and it is practical without departing from this
Novel technical feature content, in the range of still falling within the utility model technical characteristic.
Claims (4)
1. a kind of hearing aid auxiliary device, it is characterised in that: including receiver, transmitter and pedestal, the receiver includes connecing
Antenna, signal amplification circuit A are received, chip is received, is audio amplifier circuit, equivalent load inductance coil, power circuit A, chargeable
Battery A and charging interface A, the receiving antenna, signal amplification circuit A, chip, audio amplifier circuit and equivalent load electricity are received
Sense coil is sequentially connected, the rechargeable battery A and charging interface A connect with power circuit A respectively, the power circuit A and
Receive chip connection；The transmitter includes transmitting antenna, signal amplification circuit B, transmitting chip, audio receiving part, outside
Source of sound interface B, power circuit B, rechargeable battery B and charging interface B, the transmitting antenna, signal amplification circuit B and transmitting core
Piece is sequentially connected, and the audio receiving part and external sound source interface B are connect with transmitting chip respectively, the rechargeable battery B
It is connect respectively with power circuit B with charging interface B, the power circuit B is connect with transmitting chip；The pedestal includes external sound
Source interface C, charging interface C, external sound source connector and charging connector, external sound source interface C are connected with external sound source connector, charging
Interface C is connect with charging connector；The transmitter can be placed on pedestal, when transmitter is placed on pedestal, external sound
Source interface B is connect with external sound source connector, and charging interface B is connect with charging connector.
2. a kind of hearing aid auxiliary device according to claim 1, it is characterised in that: the reception chip is that 2.4G receives core
Piece, the transmitting chip are 2.4G transmitting chip.
3. a kind of hearing aid auxiliary device according to claim 1, it is characterised in that: the rechargeable battery
A, B is rechargeable lithium battery.
4. a kind of hearing aid auxiliary device according to claim 1, it is characterised in that: the audio receiving part is Mike
Wind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143475.4U CN209659622U (en) | 2019-01-28 | 2019-01-28 | A kind of hearing aid auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920143475.4U CN209659622U (en) | 2019-01-28 | 2019-01-28 | A kind of hearing aid auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209659622U true CN209659622U (en) | 2019-11-19 |
Family
ID=68522920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920143475.4U Active CN209659622U (en) | 2019-01-28 | 2019-01-28 | A kind of hearing aid auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209659622U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405401A (en) * | 2020-03-17 | 2020-07-10 | 上海力声特医学科技有限公司 | Sound pickup apparatus |
-
2019
- 2019-01-28 CN CN201920143475.4U patent/CN209659622U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405401A (en) * | 2020-03-17 | 2020-07-10 | 上海力声特医学科技有限公司 | Sound pickup apparatus |
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