CN219960843U - Auxiliary hearing device with howling prevention structure - Google Patents

Abstract

The utility model provides an auxiliary hearing device with a howling prevention structure, which comprises an auxiliary hearing device body, wherein a receiver, a battery, a main control circuit board, a sealing elastic piece and a microphone are arranged in the auxiliary hearing device body, the receiver, the battery and the microphone are respectively and electrically connected with the main control circuit board, the sealing elastic piece is arranged between the receiver and the microphone, the sealing elastic piece is tightly matched with the inner wall of the auxiliary hearing device body, and the sealing elastic piece can effectively prevent mutual interference between the receiver and the microphone. The beneficial effects are as follows: can solve among the prior art and assist the ware and gather sound through the microphone, the rethread receiver shakes frequently and plays out, appears vibrations conduction to the microphone easily, leads to the microphone secondary to gather and produces the howling, influences the problem that the crowd of hearing impairment used the experience, through using this product structure, sealed elastic component can isolated receiver and microphone, effectually prevents mutual interference between, has avoided the formation of howling, has improved user's use experience.

Description

Auxiliary hearing device with howling prevention structure

Technical Field

The utility model relates to the technical field of hearing aids, in particular to a hearing aid with a howling prevention structure.

Background

With the aging becoming more serious, people's hearing will gradually decline with the age, and due to the development of society, teenagers frequently use audio equipment in the entertainment process and various strong sound stimulation places accumulate for a long time, so that the hearing of such people also causes different degrees of injury.

The hearing aid device can help hearing impaired people to hear sound, and the hearing aid device receives the sound through the microphone and amplifies the sound through the receiver, so that the sound can be sent to the brain hearing center, the sound is sensed, and great convenience is brought to the hearing impaired people.

In the current hearing aid, because the microphone collects sound, the microphone is frequently shaken to play through the receiver, and the vibration is conducted to the microphone, so that the microphone is secondarily collected to generate howling, and the use experience of hearing impaired people is affected.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the hearing aid with the howling prevention structure, and the problems that in the prior art, the hearing aid collects sound through a microphone, and then the sound is played through a receiver frequency shock, so that the vibration is easily transmitted to the microphone, the microphone is collected for the second time to generate howling, and the use experience of hearing impaired people is affected are solved.

The utility model relates to an auxiliary hearing device with a howling prevention structure, which comprises an auxiliary hearing device body, wherein a receiver, a battery, a main control circuit board, a sealing elastic piece and a microphone are arranged in the auxiliary hearing device body, the receiver, the battery and the microphone are respectively and electrically connected with the main control circuit board, the sealing elastic piece is arranged between the receiver and the microphone, the sealing elastic piece is tightly matched with the inner wall of the auxiliary hearing device body, and the sealing elastic piece can effectively prevent mutual interference between the receiver and the microphone.

The utility model further improves, the hearing aid body comprises a hearing head part and an ear handle part, the ear handle part is provided with a mounting groove which is matched with the main control circuit board, the number of the sealing elastic pieces is two, and the two sealing elastic pieces are respectively wrapped at the front and the back of the main control circuit board.

According to the utility model, a positioning groove for fixing the microphone is formed in the sealing elastic piece, the microphone is arranged in the positioning groove, and a sound receiving hole matched with the microphone is formed in the hearing aid body.

The utility model further improves, the hearing aid body comprises an upper shell, a lower shell and a charging base, the upper shell is provided with a sound outlet, the sound outlet is provided with an in-ear plug, and the charging base is provided with a charging contact.

According to the utility model, a Bluetooth module, a noise reduction processing module, a state control module and a data conversion module are arranged on a main control circuit board, the Bluetooth module can provide a Bluetooth connection transmission function, the noise reduction processing module can carry out noise reduction processing on sound collected by a microphone, the state control module can carry out switch control and volume control, and the data conversion module can carry out data conversion transmission.

The utility model is further improved, the number of the hearing aid bodies is two, and the two hearing aid bodies are of symmetrical structures.

The utility model further improves, the utility model further comprises a storage charging box, the storage charging box comprises a charging box upper shell and a charging box lower shell, a lower charging potential is arranged in the charging box lower shell, an upper charging potential matched with the lower charging potential is arranged in the charging box upper shell, a charging control board, a rechargeable battery, an indicator lamp and a charging interface are arranged on the charging box lower shell, and the rechargeable battery, the indicator lamp and the charging interface are respectively and electrically connected with the charging control board.

According to the utility model, a lower mounting magnet is arranged in the lower charging position, an upper mounting magnet matched with the lower mounting magnet is arranged in the hearing aid body, and the hearing aid body is magnetically connected with the lower charging position.

According to the utility model, a rotating shaft mounting groove is formed in one side of the lower charging box shell, an opening and closing rotating shaft is arranged in the rotating shaft mounting groove, a rotating shaft mounting position matched with the opening and closing rotating shaft is formed in one side of the upper charging box shell, and the upper charging box shell is in overturning connection with the lower charging box shell through the opening and closing rotating shaft.

According to the utility model, a lower opening and closing magnet is arranged on the other side of the lower shell of the charging box, and an upper opening and closing magnet matched with the lower opening and closing magnet is arranged on the other side of the upper shell of the charging box.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides an auxiliary hearing device with a howling prevention structure, which can effectively solve the problems that in the prior art, the auxiliary hearing device collects sound through a microphone, and then the sound is played through a receiver frequency shock, so that vibration is easily transmitted to the microphone, the microphone is collected for a second time to generate howling, and the use experience of hearing impaired people is affected.

Drawings

In order to more clearly illustrate the utility model or the solutions of the prior art, a brief description will be given below of the drawings used in the description of the embodiments or the prior art, it being obvious that the drawings in the description below are some embodiments of the utility model and that other drawings can be obtained from them without the inventive effort of a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an exploded construction of the present utility model;

fig. 3 is an exploded view of the hearing aid body.

Detailed Description

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model; the terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.

As shown in fig. 1 to 3, the hearing aid with the howling prevention structure comprises a hearing aid body 1 and a storage charging box 2.

The number of the hearing aid bodies 1 is two, and the two hearing aid bodies are of symmetrical structures and are worn on the left ear and the right ear by a user respectively.

The hearing aid body 1 comprises an upper shell 11, a lower shell 12 and a charging base 13, one end of the lower shell 12 and the upper shell 11 form a hearing part, the lower shell 12 and the charging base 13 form a handle part, and the charging base 13 is arranged at the other end of the lower shell 12.

The upper shell 11 is provided with a sound outlet 111, a protective net 112 is arranged in the sound outlet 111, an ear-in earplug 113 is arranged outside the sound outlet 111, sundries can be prevented from entering the hearing aid through the protective net 112 to influence the service life of the product, the sound outlet effect can be improved through the ear-in earplug 113, and sound conduction can be more direct and less in loss to reach the auditory center of the brain.

The hearing part is provided with a receiver 2 and a battery 3, and the ear handle part is provided with a main control circuit board 4, a sealing elastic piece 5 and a microphone.

The charging base 13 is provided with a charging contact 131 and a sound receiving hole, the battery 3 can be charged through the charging contact 131, and sound receiving can be carried out through the sound receiving hole in cooperation with a microphone.

The receiver 2, the battery 3 and the microphone are respectively and electrically connected with the main control circuit board 4.

The lug part is provided with an installation groove which is matched with the main control circuit board 4, and the main control circuit board 4 is arranged in the installation groove.

The quantity of the sealing elastic pieces 5 is two groups, a plurality of groups of empty avoidance grooves are formed in the inner side of the sealing elastic pieces 5, the plurality of groups of empty avoidance grooves can be matched with components on the main control circuit board 4 to avoid empty, and the two groups of sealing elastic pieces 5 are matched and assembled with the front face and the back face of the main control circuit board 4 respectively.

The outside of the sealing elastic piece 5 is provided with an arc surface tightly matched with the inner wall of the lug part, and the microphone is arranged at one end of the main control circuit board 4 close to the charging base 13.

The microphone and the receiver 2 are completely isolated through the outer side of the sealing elastic piece 5, and after the hearing aid is started, the microphone starts to collect audio processing, the receiver 2 is played through frequency vibration, and the microphone and the receiver 2 are completely isolated through the sealing elastic piece 5.

And the microphone is located at the tail end of the ear part and cannot be generated by frequency vibration of directivity of the receiver 2, so that the microphone is further prevented from being interfered by the receiver 2.

Be provided with the constant head tank on the seal elastic member 5, the microphone setting is in the constant head tank, through the setting of constant head tank, and the microphone is being wrapped up by seal elastic member 5 part effectually, also can play the effect of buffering when the location microphone for the microphone is difficult for rocking, and microphone is gathered by the secondary through the frequency shake again and produces the squeaking sound to receiver 2 sound can not pass to the microphone again, thereby effectual solution squeaking sound.

It is obvious that the quantity of sealing elastic pieces 5 is two sets, and sealing elastic pieces 5 inboard is provided with multiunit and keeps away the empty groove, and multiunit keeps away empty groove and can cooperate the clearance with main control circuit board 4 on components and parts, and the design mode of the front and back cooperation assembly of two sets of sealing elastic pieces 5 and main control circuit board 4 respectively is not limited to this kind of structural style, only need sealing elastic pieces 5 to set up and can accomplish sealed jam-proof effect between receiver 2 and microphone, can realize above-mentioned effect equally.

The sealing elastic piece 5 is sealing silica gel, and the sealing effect is good when the cost of the sealing silica gel is low.

The main control circuit board 4 is provided with a Bluetooth module, a noise reduction processing module, a state control module and a data conversion module.

The Bluetooth module can realize the functions of Bluetooth data transmission and Bluetooth pairing of the hearing aid.

The noise reduction processing module is a DSP digital signal processor and is used for carrying out noise reduction and sound amplification processing on sound data of the microphone end.

The data conversion module is used for converting the sound information collected by the microphone into the analog signal and then transmitting the digital signal to the DSP digital signal processor for processing.

After the DSP digital signal processor finishes processing, the processed digital signals are sent to a data conversion module for conversion.

The data conversion module is connected with the receiver 2 for communication, converts the processed digital signals into analog signals, releases the analog signals to the receiver 2, and finally transmits the sound to the brain hearing center to finish the function of assisting in improving hearing.

The state control module can effectively control the on-off of the hearing aid and adjust the volume of the hearing aid, and further comprises a hearing aid state indicator lamp, and the working state of the hearing aid is judged by observing the hearing aid indicator lamp 224.

This hearing aid with prevent whistle structure still includes accomodate charging box 2, accomodates charging box 2 and includes charging box upper housing 21 and charging box lower housing 22, is provided with down in the charging box lower housing 22 and fills electric potential 221, is provided with in the charging box upper housing 21 with lower electric potential 221 complex upper charging position 211.

The charging box lower casing 22 is provided with a charging control board 222, a rechargeable battery 223, an indicator 224 and a charging interface, and the rechargeable battery 223, the indicator 224 and the charging interface are respectively electrically connected with the charging control board 222.

The charging box lower case 22 is provided with a lamp light fitting hole 225 for emitting light in cooperation with an indicator lamp 224, and the indicator lamp 224 is provided in the lamp light fitting hole 225.

The lower charging position 221 is provided with a lower mounting magnet, the upper mounting magnet 14 matched with the lower mounting magnet is arranged in the hearing aid body 1, the hearing aid body 1 is magnetically connected with the lower charging position 221, and the hearing aid body 1 can be effectively prevented from shaking out of the lower charging position 221 through the magnetically connection.

The charging box lower shell 22 one side is provided with the pivot mounting groove, is provided with the pivot 226 that opens and shuts in the pivot mounting groove, and charging box upper shell 21 one side is provided with the pivot installation position that installs with the pivot 226 cooperation that opens and shuts, and charging box upper shell 21 and charging box lower shell 22 are through the pivot 226 upset connection that opens and shuts.

The charging box lower shell 22 opposite side is provided with down open-close magnet, and charging box upper shell 21 opposite side is provided with and closes magnet complex upper open-close magnet 212 down, through the cooperation of upper open-close magnet 212 and lower open-close magnet, improves the stability between charging box upper shell 21 and the charging box lower shell 22.

The application method of the hearing aid with the howling prevention structure is as follows: the embodiment of the utility model provides the structural advantage of no howling compared with the traditional hearing aid.

The ear handle part is provided with a touch control adjusting part, a user presses a switch button, a state indicator lamp of the hearing aid is turned on for two seconds for displaying and pairing, and then the left hearing aid and the right hearing aid are carried on ears.

The microphone starts to amplify the real-time sound, converts the sound to the analog-to-digital converter, then transmits the sound to the DSP digital signal processor for noise reduction and sound amplification, and converts the digital signal to an analog signal to be played by the receiver 2 after the sound is finished.

Bluetooth connection function: firstly, a user presses a switch button, turns on a state indicator lamp of the hearing aid device for two seconds for displaying pairing, turns on Bluetooth of a mobile phone to be connected to Bluetooth of the hearing aid device, can realize the function of a Bluetooth earphone when mobile phone audio software is turned on, and when the mobile phone is turned off Bluetooth or the mobile phone end does not have audio sound, the DSP digital signal processor is automatically switched to the function of the hearing aid device.

The charging process comprises the following steps: the left and right hearing aid devices are placed in the lower charging position 221, magnets matched with the hearing aid devices are arranged in the lower charging position 221, the magnets are used for sucking the left and right hearing aid devices, the charging contacts 131 of the left and right hearing aid devices are contacted with the power supply contacts of the charging control board 222, the charging control board 222 charges the left and right hearing aid devices, meanwhile, the indicator lamp 224 of the charging box 2 is stored for carrying out lamplight display, and when an external power supply is adopted for charging through a charging USB expansion interface, the indicator lamp 224 is always on, and the battery 3 is charged and is fully extinguished.

From the above, the beneficial effects of the utility model are as follows: adopt its mechanism, can effectually solve among the prior art and assist the listener and gather sound through the microphone, rethread receiver 2 shakes frequently and plays out, appears vibrations conduction to the microphone easily, leads to the microphone secondary to gather and produces the howling, influences the problem that the crowd of hearing damage used and experienced, through using this product structure, sealed elastic component 5 can isolated receiver 2 and microphone, effectually prevents mutual interference between, has avoided the formation of howling, has improved user's use experience.

The above embodiments are preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, which includes but is not limited to the embodiments, and equivalent modifications according to the present utility model are within the scope of the present utility model.

Claims (10)

1. An auxiliary hearing device with prevent whistle structure, its characterized in that: including assisting the hearing instrument body, it is provided with receiver, battery, main control circuit board, sealed elastic component and microphone to assist in the hearing instrument body, receiver, battery and microphone respectively with main control circuit board electric connection, sealed elastic component sets up the receiver with between the microphone, sealed elastic component with assist hearing instrument body inner wall tight fit, sealed elastic component can effectively prevent the receiver with mutual interference between the microphone.

2. The hearing aid with howling prevention structure according to claim 1, wherein: the hearing aid body comprises a hearing head part and an ear handle part, the ear handle part is provided with an installation groove matched with the main control circuit board, the number of the sealing elastic pieces is two, and the two sealing elastic pieces are respectively wrapped at the front and the rear of the main control circuit board.

3. The hearing aid with howling prevention structure according to claim 1, wherein: the sealing elastic piece is provided with a positioning groove for fixing the microphone, the microphone is arranged in the positioning groove, and the hearing aid body is provided with a sound receiving hole matched with the microphone.

4. The hearing aid with howling prevention structure according to claim 1, wherein: the auxiliary hearing device body comprises an upper shell, a lower shell and a charging base, wherein a sound outlet hole is formed in the upper shell, an ear-in earplug is arranged on the sound outlet hole, and a charging contact is arranged on the charging base.

5. The hearing aid with howling prevention structure according to claim 1, wherein: the main control circuit board is provided with a Bluetooth module, a noise reduction processing module, a state control module and a data conversion module, wherein the Bluetooth module can provide a Bluetooth connection transmission function, the noise reduction processing module can conduct noise reduction processing on sound collected by the microphone, the state control module can conduct switch control and volume control, and the data conversion module can conduct data conversion transmission.

6. The hearing aid with howling prevention structure according to claim 1, wherein: the number of the hearing aid bodies is two, and the two hearing aid bodies are of symmetrical structures.

7. The hearing aid with howling prevention structure according to any one of claims 1-6, wherein: still including accomodating the charging box, accomodate the charging box and including charging box upper casing and charging box lower casing, be provided with down in the charging box lower casing and charge the potential, be provided with in the charging box upper casing with charge the potential on the position complex down, be provided with charge control panel, rechargeable battery, pilot lamp and the interface that charges on the charging box lower casing, rechargeable battery, pilot lamp and the interface that charges respectively with charge control panel electric connection.

8. The hearing aid with howling prevention structure according to claim 7, wherein: the lower charging potential is provided with a lower mounting magnet, the upper mounting magnet matched with the lower mounting magnet is arranged in the hearing aid body, and the hearing aid body is magnetically attracted and connected with the lower charging potential.

9. The hearing aid with howling prevention structure according to claim 7, wherein: the charging box is characterized in that a rotating shaft mounting groove is formed in one side of the lower shell of the charging box, an opening and closing rotating shaft is arranged in the rotating shaft mounting groove, a rotating shaft mounting position matched with the opening and closing rotating shaft is arranged on one side of the upper shell of the charging box, and the upper shell of the charging box is connected with the lower shell of the charging box in a turnover manner through the opening and closing rotating shaft.

10. The hearing aid with howling prevention structure according to claim 9, wherein: the charging box is characterized in that a lower opening and closing magnet is arranged on the other side of the lower shell of the charging box, and an upper opening and closing magnet matched with the lower opening and closing magnet is arranged on the other side of the upper shell of the charging box.