CN217101104U

CN217101104U - Hearing aid storage device

Info

Publication number: CN217101104U
Application number: CN202220809771.5U
Authority: CN
Inventors: 陈霏; 姬俊宇
Original assignee: Shenzhen Eartech Co ltd
Current assignee: Shenzhen Eartech Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-08-02
Anticipated expiration: 2032-04-08

Abstract

A hearing aid storage device is used for storing a hearing aid. The hearing aid storage device comprises an upper cover, a base, a middle shell and a charging mechanism. The upper cover is rotationally fixed on the base and is matched with the base to form a closed space. The middle shell is fixedly arranged on the base and is fixedly clamped with the upper cover so as to switch the upper cover between a buckling state and an opening state. The charging mechanism is accommodated between the middle shell and the base. The middle shell is defined with an auxiliary accommodating groove and at least one main body accommodating groove. The auxiliary accommodating groove is used for accommodating a receiver of the hearing aid. The main body accommodating groove is provided with at least one through hole. The body of the hearing aid is inserted in the main body accommodating groove and penetrates through the through hole to be electrically connected with the charging mechanism. The base is provided with a charging opening. The charging mechanism can be electrically connected with the external equipment through the charging opening.

Description

Hearing aid storage device

Technical Field

The utility model relates to a hearing aid equipment technical field especially relates to a chargeable formula audiphone storage device.

Background

The hearing aid is a medical appliance for helping a hearing patient to improve hearing impairment, is used for assisting and strengthening hearing, amplifies a sound signal and transmits the sound signal to the user, so that the user can well communicate with other people under normal conditions. The battery in the hearing aid needs to be replaced when the hearing aid is not powered, usually by removing the battery from the hearing aid and replacing it with a new battery. Since the battery of the hearing aid is small, the replacement process is a delicate operation, which makes the battery replacement operation difficult. At the same time, the housing of the hearing aid needs to keep the environment dry, avoiding the components of the hearing aid from being eroded, such as soft ear molds and the like, which leads to a reduced service life of the hearing aid.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a audiphone storage device aims at solving the technical problem that can't realize simultaneously that the audiphone charges and accomodate among the prior art.

A hearing aid storage device for storing a hearing aid; the hearing aid containing device comprises an upper cover and a base; the upper cover is rotatably fixed on the base and is matched with the base to form a closed space; the hearing aid containing device further comprises a middle shell and a charging mechanism; the middle shell is fixedly arranged on the base and is fixedly clamped with the upper cover so as to realize the switching of the upper cover between a buckling state and an opening state; the charging mechanism is accommodated between the middle shell and the base; the middle shell is defined with an auxiliary accommodating groove and at least one main body accommodating groove; the auxiliary accommodating groove is used for accommodating a receiver of the hearing aid; the main body accommodating groove is provided with at least one through hole; the body of the hearing aid is inserted into the main body accommodating groove and penetrates through the through hole to be electrically connected with the charging mechanism; a charging opening is formed in the base; the charging mechanism can be electrically connected with external equipment through the charging opening.

Preferably, the hearing aid housing device further comprises a key mechanism fixedly arranged in the base; the key mechanism comprises a key part and a buckling part; the base comprises a bottom surface and a side wall; the side wall is arranged on the edge of the bottom surface; the side wall is provided with a key opening; the charging opening and the key opening are symmetrically arranged on the side wall; the upper cover comprises a cover body and a buckling part; the buckling part is formed by the end part of the cover body; the key part is exposed through the key opening part; the buckling part is buckled with the buckling part, so that the upper cover is in a buckling state and is matched with the base to form the closed space; by pressing the key part, the buckling part is disengaged from the buckling part, so that the upper cover is switched to the open state.

Preferably, the key mechanism further comprises an elastic part; the base also comprises two key positioning parts; the two key positioning parts are symmetrically arranged on two sides of the key opening; the key positioning part; the key positioning part comprises a supporting part and a baffle; the supporting part is vertically arranged on the bottom surface; the supporting part is used for supporting the bottom of the elastic part; the baffle is formed by vertically and upwardly extending the edge of the supporting part far away from the side wall; the baffle is approximately L-shaped; the opening directions of the two baffles are oppositely arranged; the baffle is used for limiting the position of the elastic part in the base.

Preferably, the charging mechanism comprises a voltage source and a first charging mechanism; the first charging mechanism comprises at least one pair of contact spring pieces and a first charging circuit board; the contact elastic sheet is arranged opposite to the through hole and is electrically connected with the first charging circuit board; the first charging circuit board is fixedly arranged on the bottom surface and is electrically connected with the voltage source; when the body of the hearing aid is accommodated in the main body accommodating groove, the body of the hearing aid is electrically connected with the first charging circuit board through the through hole and the contact spring piece, and the first charging circuit board charges the hearing aid by using the voltage source.

Preferably, the bottom surface is further provided with at least one elastic sheet positioning structure; the elastic sheet positioning structure is arranged corresponding to the pair of contact elastic sheets and is used for fixing the corresponding contact elastic sheets on the bottom surface; the elastic sheet positioning structure comprises a bottom positioning part; the bottom positioning part is formed by extending the bottom surface towards the direction of the upper cover; two tail end containing grooves are formed in the surface of the bottom positioning part, which is opposite to the bottom surface; the end part of the contact elastic sheet, which is far away from the bottom surface, is accommodated in the tail end accommodating groove so as to prevent the contact elastic sheet from moving relative to the bottom surface.

Preferably, the spring plate positioning structure further comprises an end positioning part, and the end positioning part is formed by extending the bottom surface towards the direction of the upper cover; the end positioning part is higher than the bottom positioning part; two positioning grooves are formed in the surface of the end positioning part, which is opposite to the bottom surface; the end part of the contact elastic sheet far away from the bottom surface is clamped in the positioning groove.

Preferably, the charging mechanism further comprises a second charging mechanism; the second charging mechanism is arranged close to the side wall and opposite to the charging opening; the second charging mechanism is electrically connected with the first charging mechanism and the voltage source; the second charging mechanism is used for charging the voltage source or the hearing aid accommodated in the middle shell by using the external equipment.

Preferably, the charging mechanism further comprises an indicator light mechanism; the light emitted by the indicator light mechanism is emitted into the air through the middle shell; the indicator light mechanism is used for indicating the electric quantity for accommodating the voltage source and indicating the charging state of the hearing aid.

Preferably, the indicator light mechanism comprises a plurality of indicator lights, a plurality of light guide posts and an indicator light circuit board; the indicating lamp circuit board is arranged on the voltage source and close to the side wall; the middle shell also comprises a middle cover and a lamp post positioning structure; the lamp post positioning structure comprises a plurality of fixing posts; the fixing column is provided with a lamp post positioning hole which penetrates through the fixing column and the middle cover; one end of the light guide column is tightly accommodated in the lamp post positioning hole, and the other end of the light guide column is placed on the indicating lamp circuit board; each light guide column corresponds to one indicator light and is a hollow cylinder.

Preferably, the indicator light mechanism comprises three indicator lights; the plurality of indicator lights are arranged in a line; the indication lamps on two sides are used for indicating whether the hearing aid exists in the corresponding main body accommodating groove or not, and are lightened when the hearing aid is in a charging state; the indicator lamp positioned in the middle is used for indicating the electric quantity of the voltage source, and different colors can be displayed according to the electric quantity of the voltage source.

According to the hearing aid containing device, the middle shell and the charging mechanism are arranged, so that the hearing aid can be contained in a sealed mode and charged at the same time, and the service life of the hearing aid can be prolonged. Meanwhile, the charging mechanism can avoid the operation of disassembling and replacing the power supply of the hearing aid, simplify the charging operation process of the hearing aid and improve the use experience of a user.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a perspective view of a hearing aid storage device according to a preferred embodiment of the present invention.

Fig. 2 is an enlarged schematic view of the base in fig. 1.

Fig. 3 is another enlarged view of the base of fig. 1.

Fig. 4 is a schematic cross-sectional view of the hearing aid receiving device of fig. 1 taken along the direction IV-IV.

Fig. 5 is a schematic cross-sectional view of the hearing aid receiving device of fig. 1 taken along the V-V direction.

Fig. 6 is an enlarged reverse view of the middle housing shown in fig. 2.

Fig. 7 is a partially exploded view of the base, the charging mechanism, and the key mechanism of fig. 1.

Fig. 8 is a cross-sectional view of the hearing aid receiving device of fig. 5 in a snap-fit state.

Description of the main elements

Hearing aid storage device 100

Hearing aid 200

Upper cover 10

Base 20

Middle shell 30

Charging mechanism 40

Cover 11

Connecting part 13

Fastening part 15

Rotating shaft 17

A top receiving groove 112

Bottom surface 21

Side wall 23

Fitting notch 231

Charging opening 232

Key opening 234

Spring plate positioning structure 24

Bottom positioning part 241

End positioning part 243

End receiving groove 2412

Locating slot 2431

Key positioning part 25

Supporting part 251

Baffle 253

Middle cover 31

Main body receiving groove 312

Auxiliary receiving groove 314

Through hole 3121

Lamp post positioning part 34

Lamp post positioning hole 341

Lamp post 342

Key mechanism 50

Key part 51

Fastening part 53

Elastic part 54

Positioning plate 541

Opening 5412

Pressing spring plate 543

Voltage source 41

Indicator light mechanism 42

First charging mechanism 43

Second charging mechanism 44

Indicating lamp circuit board 421

Indicator light 423

Light guide 425

Contact spring 431

First charging circuit board 432

Second charging circuit board 441

Charging interface 442

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

The terms "first", "second" and "third" etc. in the description of the invention and the above-mentioned drawings are used for distinguishing different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions.

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 invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The following describes a specific embodiment of the hearing aid storage device 100 according to the present invention with reference to the drawings.

Please refer to fig. 1, which is a perspective view of a hearing aid storage device 100. The hearing aid receiving device 100 is for receiving a hearing aid 200. In at least one embodiment of the present invention, the hearing aid storage device 100 may be a single-ear storage device or a double-ear storage device. The hearing aid housing device 100 is substantially in the shape of a round box. The hearing aid housing device 100 includes a top cover 10, a base 20, a middle housing 30, a charging mechanism 40 (shown in fig. 5), and a key mechanism 50.

The top cover 10 and the base 20 cooperate to form a closed space for accommodating the hearing aid 200. The upper cover 10 is rotatably fixed on the base 20 to switch the upper cover 10 between a locked state (as shown in fig. 8) and an opened state. The upper cover 10 is further snap-fitted with the middle housing 30. The upper cover 10 further includes a cover body 11, a connecting portion 13 (shown in fig. 5), and a locking portion 15 (shown in fig. 8). The lid 11 is substantially hemispherical. At least one top end receiving groove 112 is formed on the surface of the cover 11 opposite to the base 20. The top receptacle 112 is configured to receive the top of the hearing aid 200. In at least one embodiment of the present invention, two parallel top end receiving grooves 112 are formed on the cover 11. The connecting portion 13 and the fastening portion 15 are symmetrically disposed at two ends of the cover 11, and extend from the cover 11 toward the base 20. The connecting portion 13 is accommodated in the base 20. The end of the connecting portion 13 away from the cover 11 is fixed to the base 20 by a rotating shaft 17 (as shown in fig. 5), so as to rotatably fix the upper cover 10 to the base 20. The end of the fastening portion 15 away from the cover 11 is substantially hook-shaped. The fastening portion 15 is fastened to the middle housing 30 to fasten the upper cover 10 and the middle housing 30 together, so that the upper cover 10 is in the fastened state.

Please refer to fig. 2, which is an enlarged schematic view of the base 20. The base 20 is used for accommodating the middle housing 30 and the charging mechanism 40. The base 20 is substantially a hollow sphere. The base 20 includes a bottom surface 21 and a side wall 23. The bottom surface 21 is substantially circular. The side wall 23 is disposed on an edge of the bottom surface 21. The side wall 23 is provided with an assembly notch 231, a charging opening 232 and a key opening 234. The fitting notch 231 is used for accommodating the connecting portion 13 and the rotating shaft 17. The fitting recess 231 is substantially U-shaped. The charging opening 232 is disposed adjacent to the fitting notch 231 and near the bottom surface 21. The charging opening 232 is used to provide a space for connection with an external device (not shown). In at least one embodiment of the present invention, the external device may be a device having a TYPE-C interface, a LIGHTING interface, and a USB interface, but not limited thereto. The key openings 234 are symmetrically arranged with the fitting notches 231. The key opening 234 is used to receive the key mechanism 50. The key openings 234 are generally rectangular.

The base 20 further includes at least one spring positioning structure 24. In at least one embodiment of the present invention, the base 20 comprises two elastic sheet positioning structures 24 symmetrically disposed. The spring positioning structure 24 is used for positioning the contact spring 431 (shown in fig. 7) in the charging mechanism 40. The spring plate positioning structure 24 includes a bottom positioning portion 241 and an end positioning portion 243 extending from the bottom surface 21 toward the upper cover 10. Two end receiving grooves 2412 are formed on the surface of the bottom positioning portion 241 opposite to the bottom surface 21. The end receiving groove 2412 is configured to receive the end of the contact spring 431 and prevent the end from moving relative to the bottom surface 21. The end receiving groove 2412 is substantially rectangular. The end positioning part 243 is higher than the bottom positioning part 241. Two positioning grooves 2431 are disposed on the surface of the end positioning portion 243 opposite to the bottom surface 21. The positioning groove 2431 is used for positioning the end of the contact spring piece 431 away from the bottom surface 21. The positioning slot 2431 is substantially U-shaped.

Referring to fig. 3, the base 20 further includes two key positioning portions 25 symmetrically disposed on two sides of the key opening 234. The key positioning portion 25 is used for positioning the key mechanism 50 in the base 20. The key positioning part 25 includes a supporting part 251 and a shutter 253. The supporting portion 251 is vertically disposed on the bottom surface 21. The supporting portion 251 is used for supporting the bottom of the key mechanism 50. The support 251 has a substantially rectangular parallelepiped shape. The blocking plate 253 is formed by extending the supporting part 251 vertically upward away from the edge of the sidewall. The baffle 253 is substantially L-shaped. The stop 253 is used for limiting the position of the key mechanism 50 in the base 20. The openings of the two baffles 253 are oppositely arranged.

Please refer to fig. 6, which is a reverse schematic view of the middle housing 30. The middle shell 30 is used to house the bottom of the hearing aid 200. The middle housing 30 is fixedly disposed on the base 20, and is fastened and fixed with the upper cover 10. The middle case 30 includes a middle cover 31. The middle cap 31 is substantially disc-shaped. At least one main body receiving groove 312 and one auxiliary receiving groove 314 are formed on a surface of the middle cover 31 opposite to the upper cover 10. The main body receiving groove 312 is opposite to the spring plate positioning structure 24. The body receiving cavity 312 fits into the bottom of the hearing aid 200. The main body receiving groove 312 is formed with a through hole 3121. The through hole 3121 is substantially L-shaped. The through hole 3121 extends from a sidewall of the main body receiving groove 312 to a bottom of the main body receiving groove 312. The charging contact point (not shown) of the hearing aid 200 can contact with the contact spring 431 of the charging mechanism 40 through the through hole 3121, so as to electrically connect the hearing aid 200 and the charging mechanism 40. The auxiliary receiving groove 314 is used for receiving a receiver of the hearing aid 200.

The middle cap 31 further includes a plurality of lamp post positioning portions 34. The lamp post positioning portion 34 is disposed on a surface of the middle cover 31 opposite to the base 20. The plurality of lamp post positioning portions 34 are provided in a row. The lamp post positioning portion 34 is provided with a lamp post positioning hole 341. The lamp post positioning hole 341 penetrates the lamp post positioning portion 34 and the middle cover 31. The lamp post positioning hole 341 is disposed opposite to the indicator light 423 in the charging mechanism 40. The lamp post positioning hole 341 further emits the light emitted from the indicator lamp 423 of the charging mechanism 40 to the outside of the middle housing 30.

Referring to fig. 6 and 7, the charging mechanism 40 is accommodated in an accommodating space formed by the middle housing 30 and the base 20. The charging mechanism 40 is used for charging the hearing aid 200 housed in the middle case 30 and indicating a charging state. In at least one embodiment of the present invention, the charging state may include different stages, and each stage corresponds to a different indication color. The charging mechanism 40 includes a voltage source 41, an indicator light mechanism 42, a first charging mechanism 43, and a second charging mechanism 44. The voltage source 41 is fixed on the bottom surface 21 and is disposed adjacent to the key opening 234. In at least one embodiment of the present invention, the voltage source 41 is a rechargeable lithium battery.

The indicator mechanism 42 is disposed above the voltage source 41 and opposite to the lamp post positioning portion 34. The indicator light mechanism 42 is used to indicate the charge level of the voltage source 41 and to indicate the charging status of the hearing aid 200. The indicator light mechanism 42 is fixed above the voltage source 41. The indicator light mechanism 42 includes an indicator light circuit board 421, a plurality of indicator lights 423, and a light guide post 425. The indicator circuit board 421 is substantially flat. The plurality of indicator lights 423 are electrically connected to the indicator light circuit board 421, and are respectively disposed opposite to one of the light guide posts 425. A plurality of the indicator lamps 423 are arranged in a row. The indicator lights 423 on both sides are used to indicate whether the hearing aid 200 in the corresponding main body accommodation groove 312 is in a charging state or not. The indicator light 423 in the middle is used for indicating the power of the voltage source 41, and can display different colors according to the power of the voltage source 41. In at least one embodiment of the present invention, a plurality of the indicator lights 423 can emit lights with different colors. In other embodiments, a plurality of the indicator lamps 423 may emit light of the same color, or the indicator lamp in the middle may emit light of a different color from the indicator lamps 423 at both sides thereof. One end of the light guide post 425 is fixed on the indicating lamp circuit board 421 and abuts against the middle cover 31. The light guide 425 is a hollow cylinder.

The first charging mechanism 43 is located between the indicator light mechanism 42 and the second charging mechanism 44. The first charging mechanism 43 is used for charging the hearing aid 200 accommodated in the middle housing 30 by using the voltage source 41. The first charging mechanism 43 includes at least a pair of contact springs 431 and a first charging circuit board 432. The contact spring 431 is made of a conductive material, and has a substantially trapezoidal shape. One end of the contact spring 431, which is far away from the bottom surface 21, straddles the end positioning portion 243 and is clamped in the positioning groove 2431. The bottom end of the contact spring 431 is fixedly received in the end receiving groove 2412 of the bottom positioning portion 241. The free end of the contact spring 431 away from the bottom surface 21 is electrically connected to the first charging circuit board 432. In at least one embodiment of the present invention, the first charging mechanism 43 includes two pairs of the contact spring pieces 431 made of metal materials. The first charging circuit board 432 is disposed between the indicator circuit board 421 and the second charging mechanism 44. The first charging circuit board 432 is electrically connected to the voltage source 41 and the second charging mechanism 44 through connecting wires (not shown), and is electrically connected to the hearing aid 200 (shown in fig. 4) accommodated in the middle housing 30 through the contact spring 431. When the hearing aid 200 is electrically connected to the first charging circuit board 432 through the contact spring 431, the first charging circuit board 432 charges a battery (not shown) in the hearing aid 200 by using the voltage source 41.

The second charging mechanism 44 is disposed adjacent to the side wall 23 and opposite to the charging opening 232. The second charging mechanism 44 is used for charging the voltage source 41 with an external device. The second charging mechanism 44 includes a second charging circuit board 441 and a charging interface 442. The second charging circuit board 441 is electrically connected to the first charging circuit board 432 and the voltage source 41, and is electrically connected to the charging interface 442. When the external device is electrically connected to the second charging mechanism 44 through the charging opening 232, the second charging circuit board 441 can charge the voltage source 41 by using the external device, and can also charge a battery (not shown) in the hearing aid 200 by using the first charging circuit board 432 and the contact spring 431.

Referring to fig. 7 and 8 again, the key mechanism 50 is used to be fastened and fixed with the upper cover 10, so as to fasten the upper cover 10 on the base 20, thereby forming a closed space. The button mechanism 50 may also release the engagement with the upper cover 10 under an external force, so that the upper cover 10 is opened and opened, and the hearing aid 200 accommodated in the middle housing 30 may be taken or placed. The key mechanism 50 includes a key portion 51, a fastening portion 53, and an elastic portion 54. The key portion 51 is fixed to the base 20 in a snap fit manner, and a portion of the key portion is exposed to the base 20 through the key opening 234. The key portion 51 is substantially in the shape of a hollow cap. The engaging portion 53 is formed by extending the key portion 51 upward in a direction perpendicular to the bottom surface 21. The engaging portion 53 is substantially hook-shaped. The buckling part 53 is matched with the buckling part 15. As shown in fig. 8, when the upper cover 10 is placed on the base 20, the engaging portion 53 is engaged and fixed with the engaging portion 15, so that the upper cover 10 and the base 20 are fixed integrally. The elastic portion 54 is accommodated in a space formed by the two key positioning portions 25. The bottom of the elastic portion 54 is placed on the supporting portion 251 and stopped by the stopper 253. The elastic portion 54 is used to generate an elastic force when the key portion 51 is pressed, so as to provide an external force required for the key portion 51 to return to an initial position when the external force is removed. The elastic portion 54 is substantially T-shaped. The elastic portion 54 includes a positioning plate 541 and a pressing spring 543. Two ends of the positioning plate 541 are disposed on the supporting portion 251 and stopped by the blocking plate 253. Two openings 5412 are formed on the positioning plate 541. The pressing resilient piece 543 is fixed on the surface of the positioning plate 541 opposite to the key opening 234 and is located in the opening 5412. The pressing elastic piece 543 is abutted against the key part 51. The pressing spring 543 can be elastically deformed in the opening 5412 by an external force. When the key portion 51 is pressed, the engaging portion 53 moves toward the inside of the base 20 and is disengaged from the engaging portion 15, so that the upper cover 10 can rotate relative to the base 20 under the action of an external force, and the upper cover 10 is opened and opened, thereby enabling the hearing aid 200 accommodated in the middle housing 30 to be taken or placed. Meanwhile, the elastic part 54 is elastically deformed to generate an elastic force, and the key part 51 is restored to an original position according to the elastic force generated by the elastic part 54 when the external force is removed.

In the hearing aid storage device 100, the middle case 30 and the charging mechanism 40 are provided to enable the hearing aid 200 to be stored and charged in a sealed manner at the same time, thereby increasing the service life of the hearing aid 200. Meanwhile, the charging mechanism 40 may avoid the operation of detaching and replacing the power supply of the hearing aid 200, simplify the charging operation process of the hearing aid 200, and improve the user experience.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. A hearing aid storage device for storing a hearing aid; the hearing aid containing device comprises an upper cover and a base; the upper cover is rotatably fixed on the base and is matched with the base to form a closed space; the hearing aid containing device is characterized by further comprising a middle shell and a charging mechanism; the middle shell is fixedly arranged on the base and is fixedly clamped with the upper cover so as to realize the switching of the upper cover between a buckling state and an opening state; the charging mechanism is accommodated between the middle shell and the base; the middle shell is defined with an auxiliary accommodating groove and at least one main body accommodating groove; the auxiliary accommodating groove is used for accommodating a receiver of the hearing aid; the main body accommodating groove is provided with at least one through hole; the body of the hearing aid is inserted into the main body accommodating groove and penetrates through the through hole to be electrically connected with the charging mechanism; a charging opening is formed in the base; the charging mechanism can be electrically connected with external equipment through the charging opening.

2. The hearing aid housing device of claim 1, further comprising a key mechanism fixedly disposed within the base; the key mechanism comprises a key part and a buckling part; the base comprises a bottom surface and a side wall; the side wall is arranged on the edge of the bottom surface; the side wall is provided with a key opening; the charging opening and the key opening are symmetrically arranged on the side wall; the upper cover comprises a cover body and a buckling part; the buckling part is formed by the end part of the cover body; the key part is exposed through the key opening part; the buckling part is buckled with the buckling part, so that the upper cover is in a buckling state and is matched with the base to form the closed space; by pressing the key part, the buckling part is disengaged from the buckling part, so that the upper cover is switched to the open state.

3. The hearing aid housing device of claim 2, wherein the key mechanism further comprises a resilient portion; the base also comprises two key positioning parts; the two key positioning parts are symmetrically arranged on two sides of the key opening; the key positioning part; the key positioning part comprises a supporting part and a baffle; the supporting part is vertically arranged on the bottom surface; the supporting part is used for supporting the bottom of the elastic part; the baffle is formed by vertically and upwardly extending the edge of the supporting part far away from the side wall; the baffle is approximately L-shaped; the opening directions of the two baffles are oppositely arranged; the baffle is used for limiting the position of the elastic part in the base.

4. The hearing aid housing device of claim 2, wherein the charging mechanism comprises a voltage source and a first charging mechanism; the first charging mechanism comprises at least one pair of contact spring pieces and a first charging circuit board; the contact elastic sheet is arranged opposite to the through hole and is electrically connected with the first charging circuit board; the first charging circuit board is fixedly arranged on the bottom surface and is electrically connected with the voltage source; when the body of the hearing aid is accommodated in the main body accommodating groove, the body of the hearing aid is electrically connected with the first charging circuit board through the through hole and the contact spring piece, and the first charging circuit board charges the hearing aid by using the voltage source.

5. The hearing aid housing device of claim 4, wherein the bottom surface further comprises at least one spring tab locating feature; the elastic sheet positioning structure is arranged corresponding to the pair of contact elastic sheets and is used for fixing the corresponding contact elastic sheets on the bottom surface; the elastic sheet positioning structure comprises a bottom positioning part; the bottom positioning part is formed by extending the bottom surface towards the direction of the upper cover; two tail end containing grooves are formed in the surface of the bottom positioning part, which is opposite to the bottom surface; the end part of the contact elastic sheet, which is far away from the bottom surface, is accommodated in the tail end accommodating groove so as to prevent the contact elastic sheet from moving relative to the bottom surface.

6. The hearing aid housing device according to claim 5, wherein the spring positioning structure further comprises a tip positioning portion extending from the bottom surface in a direction toward the top cover; the end positioning part is higher than the bottom positioning part; two positioning grooves are formed in the surface of the end positioning part, which is opposite to the bottom surface; the end part of the contact elastic sheet far away from the bottom surface is clamped in the positioning groove.

7. The hearing aid housing device of claim 4, wherein the charging mechanism further comprises a second charging mechanism; the second charging mechanism is arranged close to the side wall and opposite to the charging opening; the second charging mechanism is electrically connected with the first charging mechanism and the voltage source; the second charging mechanism is used for charging the voltage source or the hearing aid accommodated in the middle shell by using the external equipment.

8. The hearing aid housing device of claim 4, wherein the charging mechanism further comprises an indicator light mechanism; the light emitted by the indicator light mechanism is emitted into the air through the middle shell; the indicator light mechanism is used for indicating the electric quantity for accommodating the voltage source and indicating the charging state of the hearing aid.

9. The hearing aid housing device of claim 8, wherein the indicator light mechanism comprises a plurality of indicator lights, a plurality of light guide posts, and an indicator light circuit board; the indicating lamp circuit board is arranged on the voltage source and close to the side wall; the middle shell also comprises a middle cover and a lamp post positioning structure; the lamp post positioning structure comprises a plurality of fixing posts; the fixing column is provided with a lamp post positioning hole which penetrates through the fixing column and the middle cover; one end of the light guide column is tightly accommodated in the lamp post positioning hole, and the other end of the light guide column is placed on the indicating lamp circuit board; each light guide column corresponds to one indicator light and is a hollow cylinder.

10. The hearing aid housing device of claim 8, wherein the indicator light mechanism comprises three indicator lights; the indicating lamps are arranged in a row; the indication lamps on two sides are used for indicating whether the hearing aid exists in the corresponding main body accommodating groove or not, and are lightened when the hearing aid is in a charging state; the indicator lamp positioned in the middle is used for indicating the electric quantity of the voltage source, and different colors can be displayed according to the electric quantity of the voltage source.