CN211531275U - A USB interface bone conduction hearing aid earphone - Google Patents

Abstract

The utility model relates to the technical field of bone conduction hearing aid earphones, and discloses a bone conduction hearing aid earphone with a USB interface, comprising a left earphone shell and a right earphone shell, wherein a circuit board and a circuit board and a The battery, the left and right earphone shells are respectively installed with a left oscillator and a right oscillator, a USB interface is provided on the outside of the left earphone shell, and the left earphone shell is electrically plugged into the hearing aid through the USB interface. A microphone, a charging indicator light, a working indicator light, a volume increase switch, a volume decrease switch and a power switch are installed in the left earphone shell and the right earphone shell, and a bone conduction hearing aid module is arranged on the circuit board. The utility model makes full use of the pins of the USB interface to realize charging, upgrading and plugging and unplugging of the microphone. One port is used for multiple purposes, and the split connection mode is cancelled.

Description

A USB interface bone conduction hearing aid earphone

technical field

The utility model relates to the technical field of bone conduction hearing aid earphones, in particular to a bone conduction hearing aid earphone with a USB interface.

Background technique

Bone conduction hearing aids used by patients with conductive hearing loss with problems in the outer and middle ears use an oscillator that is pressed against the raised mastoid bone behind the ear. The vibration of the oscillator will cause the skull to vibrate and send the signal across the outer ear And the middle ear is passed directly to the inner ear. The energy of the bone conduction speaker must meet the needs of the skull to perceive sound, and the maximum output power can reach 500mw vibration signal. It must be equipped with a large volume and weight oscillator, a large volume and capacity battery, charging interface, charging, voice and power amplification Assembling all these electronic components and materials on the earphone will increase the volume and weight of the hearing aid earphone and affect the user's experience.

Bone conduction hearing aids on the market are composed of bone conduction earphones and a hearing aid receiving box. The earphones are only equipped with a bone conduction special oscillator. The earphones are connected to the receiving box through wires, and the battery, circuit board and microphone are placed inside. The hearing aid receiving box needs to be fixed. It is extremely inconvenient to use on human clothing or by hand.

Utility model content

The purpose of this utility model is to solve the problem that the bone conduction hearing aid in the prior art is composed of a bone conduction earphone and a hearing aid receiving box. The earphone is only equipped with a bone conduction special oscillator, and the earphone is connected to the receiving box through a wire, and a battery and a circuit are placed inside. Board and microphone, the hearing aid receiver box needs to be fixed on human clothes or held by hand, which is extremely inconvenient to use, and a USB interface bone conduction hearing aid headset is proposed.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A USB interface bone conduction hearing aid earphone includes a left earphone casing and a right earphone casing, wherein a circuit board and a battery are installed in the left earphone casing and the right earphone casing, and a circuit board and a battery are installed in the left earphone casing and the right earphone casing respectively. The left oscillator and the right oscillator, the left earphone shell is provided with a USB interface on the outside, the left earphone shell is electrically plugged with a hearing aid microphone through the USB interface, and the left earphone shell and the right earphone shell are installed with A charging indicator light, a work indicator light, a volume increase switch, a volume decrease switch and a power switch are provided, and a bone conduction hearing aid module is arranged on the circuit board.

Preferably, the hearing aid microphone is located outside the left earphone shell on a side away from the left oscillator.

Preferably, the left oscillator and the right oscillator are located inside the left earphone shell and the right earphone shell at positions corresponding to the cartilage at the opening of the external auditory canal.

Preferably, the circuit board is located on one side of the outer side of the left earphone casing and the right earphone casing, and the battery is located on the other side of the outer side of the left earphone casing and the right earphone casing.

Preferably, the bone conduction hearing aid module is electrically connected to the battery and the charging indicator light respectively.

Preferably, the hearing aid microphone is electrically connected to the bone conduction hearing aid module through a USB interface.

Preferably, the bone conduction hearing aid module is respectively electrically connected with a working indicator light, a volume increase switch, a volume decrease switch, a power switch, a battery, a left oscillator and a right oscillator.

Preferably, the USB interface is specifically a USB Type-C interface.

Compared with the prior art, the utility model provides a USB interface bone conduction hearing aid earphone, which has the following beneficial effects:

The USB interface bone conduction hearing aid headset can be configured with two or more microphones with different directions and sensitivities by plugging and unplugging the microphone through the USB interface. When watching TV or chatting face to face one-on-one, you can use a unidirectional microphone to enhance the reception of the sound from the front, and the sound from other directions will be greatly weakened; You can hear the sound of the earphone, and transfer the microphone in the receiving box to the plug-in microphone plastic part. There is no need to vacate the microphone position in the earphone, and the oscillators are installed on both sides, and the circuit board and rechargeable battery that occupy a large space can also be installed separately. , the earphone receives the external sound signal and converts it into an audio electrical signal, which is input to the bone conduction hearing aid module for processing through the hearing aid microphone, and then amplified and output to the oscillator. The vibration of the oscillator causes the vibration of the human skull and transmits the signal directly to the inner ear. , to achieve sound restoration; the USB interface is connected to an external power adapter to charge the internal battery of the earphone through the power function pin, and the charging status is indicated by an indicator light; the USB socket interface is connected to an external computer or mobile phone through the data function pin to compensate and suppress the earphone hearing. Personalized debugging and program function upgrades such as whistling and output power; the power switch controls the startup and shutdown of the bone conduction hearing aid module, and the working status is indicated by the indicator light; the volume switch controls the power output from the bone conduction hearing aid module to the oscillator. Control adjustment, make full use of the USB interface pins, realize charging, upgrade and plug-in microphones, one port is multi-purpose, cancel the split connection method, realize the purpose of bone conduction hearing aids without connecting the receiving box, and it is easy to carry and use.

In addition, the parts not involved in the device are the same as the existing technology or can be realized by the existing technology. The utility model makes full use of the USB interface pins to realize charging, upgrading and plugging and unplugging of the microphone. , to achieve the purpose that the bone conduction hearing aid headset does not need to be connected to the receiving box, and is easy to carry and use.

Description of drawings

1 is a schematic structural diagram of a USB interface bone conduction hearing aid headset proposed by the utility model;

FIG. 2 is a schematic diagram of a signal flow of a USB interface bone conduction hearing aid headset proposed by the present invention.

In the picture: 1 left earphone shell, 2 right earphone shell, 3 circuit board, 4 battery, 5 left oscillator, 6 right oscillator, 7 USB interface, 8 hearing aid microphone, 9 charging indicator, 10 working indicator, 11 volume Add switch, 12 volume down switch, 13 power switch, 14 bone conduction hearing aid module.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inside", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

1-2, a USB interface bone conduction hearing aid earphone includes a left earphone casing 1 and a right earphone casing 2, and a circuit board 3 and a battery 4 are installed in the left earphone casing 1 and the right earphone casing 2. The left earphone casing 1 and the right earphone shell 2 are respectively installed with a left oscillator 5 and a right oscillator 6, the left earphone shell 1 is provided with a USB interface 7 outside, and the left earphone shell 1 is electrically plugged with a hearing aid microphone 8 through the USB interface 7, The left earphone shell 1 and the right earphone shell 2 are equipped with a charging indicator light 9, a work indicator light 10, a volume increase switch 11, a volume decrease switch 12 and a power switch 13, and the circuit board 3 is provided with a bone conduction hearing aid module 14 .

The hearing aid microphone 8 is located on the outer side of the left earphone housing 1 away from the left oscillator 5 .

The left oscillator 5 and the right oscillator 6 are located inside the left earphone shell 1 and the right earphone shell 2 at positions corresponding to the cartilage at the opening of the external auditory canal.

The circuit board 3 is located on one side outside the left earphone shell 1 and the right earphone shell 2 , and the battery 4 is located on the other side outside the left earphone shell 1 and the right earphone shell 2 .

The bone conduction hearing aid module 14 is electrically connected to the battery 4 and the charging indicator 9 respectively.

The hearing aid microphone 8 is electrically connected to the bone conduction hearing aid module 14 through the USB interface 7 .

The bone conduction hearing aid module 14 is respectively electrically connected with the work indicator 10 , the volume increase switch 11 , the volume decrease switch 12 , the power switch 13 , the battery 4 , the left oscillator 5 and the right oscillator 6 .

The USB interface 7 is specifically a USB Type-C interface.

In the present invention, when in use, by plugging and unplugging the microphone 8 through the USB interface 7, two or more microphones with different directions and sensitivities can be configured, and the microphones 8 with different functions (unidirectional, bidirectional and omnidirectional) can be replaced according to the scene, For example, for watching TV or one-to-one face-to-face chat, you can use a unidirectional microphone to enhance the reception of the sound from the front, and the sound from other directions will be greatly weakened; when you need to receive the surrounding sound when you go out for a walk, you can use an omnidirectional microphone. , the sound around you can be heard, and the microphone in the receiving box is transferred to the plug-in microphone plastic part, the microphone position does not need to be vacated in the earphone, the oscillators are installed on both sides, and the circuit board 3 that takes up a large space can also be installed separately. And the rechargeable battery 4, the earphone receives the external sound signal and converts it into an audio electric signal, which is input to the bone conduction hearing aid module 14 for processing through the hearing aid microphone 8, amplifies and outputs to the oscillator, and the vibration of the oscillator causes the vibration of the human skull and The signal is directly transmitted to the inner ear to achieve sound restoration; USB interface 7 is connected to an external power adapter to charge the internal battery of the headset through the power function pin, and the charging status is indicated by an indicator light; USB interface 7 is connected to an external computer or mobile phone through the data function pin Personalized debugging and program function upgrades such as earphone hearing compensation, howling suppression and output power can be performed; the power switch controls the startup and shutdown of the bone conduction hearing aid module 14, and the working status is indicated by the indicator light; the volume switch is used for bone conduction hearing aids. The power output from the module 14 to the oscillator is controlled and adjusted, and the 7-pin of the USB interface is fully utilized to realize charging, upgrading and plugging and unplugging the microphone. One port is multi-purpose, and the split connection method is cancelled, so that the bone conduction hearing aid headset does not need to be connected to the receiving box. Purpose, easy to carry and use.

The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (8)

1. A USB interface bone conduction hearing aid earphone, comprising a left earphone shell (1) and a right earphone shell (2), wherein the left earphone shell (1) and the right earphone shell (2) are all installed with A circuit board (3) and a battery (4), a left oscillator (5) and a right oscillator (6) are respectively installed in the left earphone shell (1) and the right earphone shell (2), and the left earphone shell ( 1) is provided with a USB interface (7) on the outside, the left earphone shell (1) is electrically plugged with a hearing aid microphone (8) through the USB interface (7), and the left earphone shell (1) and the right earphone shell are connected (2) A charging indicator light (9), a working indicator light (10), a volume increase switch (11), a volume decrease switch (12) and a power switch (13) are installed inside, and the circuit board (3) A bone conduction hearing aid module (14) is provided. 2 . The USB interface bone conduction hearing aid earphone according to claim 1 , wherein the hearing aid microphone ( 8 ) is located on a side away from the left oscillator ( 5 ) outside the left earphone shell ( 1 ). 3 . 3. a kind of USB interface bone conduction hearing aid earphone according to claim 1, is characterized in that, described left oscillator (5) and right oscillator (6) are located in left earphone shell (1) and right earphone shell ( 2) The inner side corresponds to the position of the cartilage at the opening of the external auditory canal. 4. A kind of USB interface bone conduction hearing aid earphone according to claim 1, is characterized in that, described circuit board (3) is located in left earphone shell (1) and right earphone shell (2) outside one side position, so The battery (4) is located on the other side of the outer side of the left earphone shell (1) and the right earphone shell (2). 5. The USB interface bone conduction hearing aid earphone according to claim 1, wherein the bone conduction hearing aid module (14) is electrically connected to the battery (4) and the charging indicator light (9) respectively. 6 . The USB interface bone conduction hearing aid headset according to claim 1 , wherein the hearing aid microphone ( 8 ) is electrically connected to the bone conduction hearing aid module ( 14 ) through the USB interface ( 7 ). 7 . 7. A kind of USB interface bone conduction hearing aid earphone according to claim 1, is characterized in that, described bone conduction hearing aid module (14) is respectively connected with work indicator light (10), volume increase switch (11), volume The reduction switch (12), the power switch (13), the battery (4), the left oscillator (5) and the right oscillator (6) are electrically connected. 8. The USB interface bone conduction hearing aid earphone according to claim 1, wherein the USB interface (7) is specifically a USB Type-C interface.

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