CN217183475U

CN217183475U - Portable hearing aid

Info

Publication number: CN217183475U
Application number: CN202220103857.6U
Authority: CN
Inventors: 汪红平; 夏娟; 雷涛; 鲁郡; 张赟赟; 徐碧林
Original assignee: SHANGHAI PUTUO DISTRICT CENTRAL HOSPITAL
Current assignee: SHANGHAI PUTUO DISTRICT CENTRAL HOSPITAL
Priority date: 2022-01-15
Filing date: 2022-01-15
Publication date: 2022-08-12
Anticipated expiration: 2032-01-15

Abstract

The application relates to a portable hearing aid, relates to the technical field of auxiliary hearing tools, and aims to solve the problem that the old people cannot conveniently use the hearing aid with a small size. The utility model provides a portable audiphone, includes the leading note pipe with set up in leading note pipe one end and be used for collecting the radio reception portion of sound, the leading note pipe other end is provided with the portion of wearing that is convenient for the hearing impaired personage to wear in the ear, the leading note pipe is used for transmitting the sound of radio reception portion to wearing the portion. The hearing aid has the effects of facilitating the use of hearing aids by old people and compensating hearing of hearing-impaired people.

Description

Portable hearing aid

Technical Field

The application relates to the technical field of auxiliary hearing tools, in particular to a portable hearing aid.

Background

At present, a hearing aid is a small-sized loudspeaker, which is mainly used for amplifying some sound with small decibel, and then sending the sound to the auditory center of the brain by using the residual hearing of a hearing-impaired person, so that the hearing-impaired person can hear the sound conveniently.

Chinese patent No. CN213661945U discloses a miniature wireless hearing aid, which comprises a casing, and a sound amplifying earplug, a button cell and a power switch arranged in the casing; public address earplug and button cell electric connection, button cell and switch electric connection, button cell set up inside the casing, and switch sets up in the casing lateral wall. The user can adjust the hearing aid by finger, place the housing at the pinna, and the public address earplug amplifies the external sound for delivery to the user.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the volume of audiphone and the adjustment key of audiphone are less usually, and the hearing impaired personage is mostly old person, and old person's eyesight is relatively poor and the finger activity is inconvenient to lead to old person to inconveniently use the less audiphone of volume, so wait to improve.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the old people cannot conveniently use the hearing aid with smaller volume, the application provides a portable hearing aid.

The portable hearing aid provided by the application adopts the following technical scheme:

the utility model provides a portable audiphone, includes the leading note pipe and sets up in leading note pipe one end and be used for collecting the radio reception portion of sound, the leading note pipe other end is provided with the portion of wearing in the ear of hearing impaired personage of being convenient for, the leading note pipe is used for transmitting the sound of radio reception portion to wearing the portion.

Through adopting above-mentioned technical scheme, the user places the audiphone in the ear through wearing the portion, is close to the sound source in order to collect sound through handheld radio reception portion, and the sound transmission that will collect through the leading note pipe is to wearing a department, and easy operation is practical to be convenient for the old person uses the audiphone and plays the effect of hearing compensation to the hearing impaired personage.

Preferably, the radio part comprises a holding block, a radio disc and a radio cotton; the holding block is arranged at one end, far away from the wearing part, of the sound guide tube, the radio disc is arranged on the outer side wall of the holding block, and the radio cotton is arranged on the side wall, far away from the holding block, of the radio disc and used for collecting sound.

By adopting the technical scheme, a speaker can speak by holding the holding block or a user can hold the holding block to be close to a sound source, and the heavy metal radio disc and the holding block are convenient for sound collection and transmission; on one hand, the sound collecting cotton is convenient for collecting the sound of a sound source, and on the other hand, the sound collecting cotton is replaced after the sound collecting cotton is used for a period of time, so that the sanitation of the surface of the radio disc is maintained.

Preferably, the side wall of the radio disc close to the radio cotton is concavely arranged towards the direction close to the holding block.

By adopting the technical scheme, certain gathering effect can be achieved on the sound of the sound source, so that the sound of the sound source is convenient to collect, and the radio effect of the radio disc is improved.

Preferably, a collecting cavity is formed in the holding block, a rotating shaft is rotatably arranged in the collecting cavity, a through hole for a sound guide pipe to pass through is formed in the outer side wall of the holding block, and the sound guide pipe is wound on the outer peripheral wall of the rotating shaft; a reset piece which is used for collecting the sound guide tube into the collecting cavity through torsion is arranged between the sound guide tube and the rotating shaft.

By adopting the technical scheme, in a normal state, the sound guide tube is wound on the peripheral wall of the rotating shaft through the reset piece so as to be rolled into the collection cavity, and a user can conveniently carry the hearing aid; when the hearing aid is used, a user pulls the sound guide tube to enable the sound guide tube to extend out of the collection cavity, so that the length of the hearing aid is increased, and the hearing aid is convenient for the user to use; when a user pulls the sound guide tube, the sound guide tube drives the reset piece to move, so that the reset piece is elastically extended under the action of pulling force; when the user loosens the sound guide pipe, the pulling force that the piece that resets received reduces, and the piece that resets carries out elastic shrinkage, drives the sound guide pipe and convolutes in the axis of rotation outer fringe to realize the quick collection of sound guide pipe.

Preferably, a division plate is arranged in the collection cavity, and one end of the rotating shaft, which is far away from the radio disc, penetrates through the division plate; a ratchet wheel is arranged at one end of the rotating shaft, which is far away from the radio disc, an installation shaft is rotatably arranged on the side wall of the interlayer plate, which is far away from the radio disc, and a pawl used for limiting the rotation direction of the ratchet wheel is arranged at the outer edge of the installation shaft; a torsion spring which drives the pawl to abut against the ratchet wheel through torsion is arranged between the mounting shaft and the pawl; the one end that the interlayer board was kept away from to the installation axle runs through the piece of gripping, the one end that the interlayer board was kept away from to the installation axle is provided with the knob.

By adopting the technical scheme, when a user pulls the sound guide tube, the sound guide tube drives the rotating shaft to rotate forwards, so that the rotating shaft drives the ratchet wheel to rotate forwards, and the pawl is abutted against the outer side wall of the ratchet wheel through the torsion spring; when a user determines the use length of the sound guide tube, the sound guide tube can be loosened, the pawl abuts against the ratchet wheel to limit the reverse rotation of the ratchet wheel, so that the reset piece is limited to drive the sound guide tube to be wound, the user can fix the length of the sound guide tube, and the user can use the sound guide tube conveniently; when the user need shorten the holistic length of audiphone, rotate the knob, the knob drives installation axle and pawl rotation for the pawl breaks away from the conflict to the ratchet, so that the piece that resets drives the sound guide tube rolling and gets into and collect the intracavity, thereby shortens the holistic length of audiphone.

Preferably, the wearing part comprises an auditory tube and an earplug; the listening tube is arranged at one end of the sound guide tube far away from the radio disc, and the earplug is arranged at one end of the listening tube far away from the sound guide tube.

By adopting the technical scheme, the sound transmitted by the sound guide tube is transmitted to the earplug by the sound tube, so that the effect of hearing compensation is achieved for hearing-impaired people; the soft earplug is attached to the auricle of a user, so that the use comfort of the hearing aid is improved; meanwhile, the sealing performance of the earplug on the auricle of a user is improved, and the influence of external noise on the use of the hearing aid is reduced.

Preferably, the wearing part comprises two listening tubes, two ear muffs and an arc-shaped plate; each listening tube is arranged at one end of the sound guide tube far away from the radio disc, each ear cover is arranged at one end of the sound guide tube far away from the sound guide tube, and the arc-shaped plate is arranged between the two ear covers; the arc-shaped plate drives the two earmuffs to move close to each other through the tension force.

By adopting the technical scheme, the two earmuffs are worn to the ears of a user through the tension force of the arc-shaped plate, so that the hearing aid is convenient to use; the user wears the audiphone through arc and ear muff, has reduced earplug formula audiphone and has caused the burden to user's ear, has improved the comfort level when using the audiphone for a long time.

Preferably, adjusting plates are inserted at two ends of the arc-shaped plate, and each adjusting plate can slide along the length direction of the arc-shaped plate; one end of each adjusting plate, which is far away from the arc-shaped plate, is connected with an ear muff; the adjusting plate lateral wall is provided with a plurality of spacing beads that are used for restricting adjusting plate and arc relative position.

Through adopting above-mentioned technical scheme, the user stimulates the regulating plate to remove along the length direction of arc, supports into the arc with the spacing bead of different quantity to adjust the holistic length of arc and regulating plate, so that the audiphone is applicable to different users' head size, has improved the practicality of audiphone.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the user holds the holding block by hands or a speaker holds the holding block by hands, and wears the wearing part on the ear of the user; the radio reception dish is collected the sound of sound source, and the sound of collecting is through looping through leading note pipe and listening pipe transmission to wearing portion department to in transmitting sound to user's ear, easy operation is practical, thereby be convenient for the old person use audiphone and play the effect of hearing compensation to the hearing impaired personage.

2. When the hearing aid is used, a user can stretch the sound guide tube, so that the whole length of the hearing aid is increased, and the use of the hearing aid is facilitated for the user; after the hearing aid is used, the sound guide tube is quickly rolled into the collection cavity through the pulling force of the reset piece, so that the collection of the sound guide tube is realized, and a user can conveniently carry the sound guide tube.

3. When a user stretches the sound guide tube and determines the using length of the sound guide tube, the sound guide tube can be loosened, the pawl is abutted against the ratchet wheel to limit the reverse rotation of the ratchet wheel, and therefore the user can quickly fix the length of the sound guide tube, and the user can use the sound guide tube conveniently; when the user need contract the holistic length of audiphone, rotatable knob, the knob drives the pawl and breaks away from the conflict to the ratchet to make the piece that resets drive the sound guide pipe rolling and get into and collect the intracavity, thereby shorten the holistic length of audiphone, further increase the practicality of audiphone.

Drawings

Fig. 1 is a schematic structural diagram of a portable hearing aid according to embodiment 1 of the present application;

FIG. 2 is a schematic view showing a connection structure of a wearing portion, a sound receiving portion and a sound guide tube in embodiment 1 of the present application;

FIG. 3 is a schematic sectional view taken along the line A-A in FIG. 1;

FIG. 4 is a schematic structural view of a collecting chamber for embodying the inside of the collecting chamber in example 1 of the present application

Fig. 5 is a schematic structural view of a wearing portion in embodiment 2 of the present application.

Description of reference numerals:

1. a sound guide tube; 2. a sound receiving unit; 21. a holding block; 22. a radio disc; 23. a radio cotton; 3. a wearing portion; 31. a listening tube; 32. an earplug; 33. ear muffs; 34. an arc-shaped plate; 35. an adjusting plate; 351. a limiting convex rib; 4. a collection chamber; 41. a rotating shaft; 411. a reset member; 412. a ratchet wheel; 42. a pass-through hole; 43. a interlayer plate; 44. installing a shaft; 441. a pawl; 442. a torsion spring; 443. a knob.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a portable hearing aid.

Example 1:

referring to fig. 1 and 2, a portable hearing aid includes a sound guide tube 1 and a sound receiving part 2 fixedly connected to one end of the sound guide tube 1 in a length direction for collecting sound, and the other end of the sound guide tube 1 is fixedly connected with a wearing part 3 convenient for a hearing-impaired person to wear on the ear, so that the sound collected by the sound guide tube 1 from the sound receiving part 2 is transmitted to the wearing part 3.

Referring to fig. 2 and 3, the sound receiving part 2 includes a holding block 21, a sound receiving disc 22 and a sound receiving cotton 23; in the present embodiment, the holding block 21 and the radio disc 22 are both heavy metal to facilitate sound collection and transmission. The holding block 21 is connected to one end of the sound guide tube 1 far away from the wearing part 3, the radio disc 22 is integrally formed on the outer side wall of the holding block 21, and the radio disc 22 is recessed towards the direction close to the holding block 21 from the side wall of the holding block 21 so as to collect the sound of a speaker.

Referring to fig. 3, the sound-receiving cotton 23 is fixedly attached to the side wall of the sound-receiving tray 22 away from the holding block 21 by adhesion, and a plurality of through holes are formed through the outer side wall of the sound-receiving cotton 23 for collecting sound.

Referring to fig. 3 and 4, a collection cavity 4 is formed in the holding block 21, and a interlayer plate 43 is integrally formed in the collection cavity 4. A rotating shaft 41 is rotatably connected in the collecting cavity 4 through a bearing, and one end of the rotating shaft 41, which is far away from the radio disc 22, penetrates through the interlayer plate 43. A restoring member 411 is welded and fixed to the outer peripheral wall of the rotating shaft 41, and in the present embodiment, the restoring member 411 is a flat scroll spring. The inner side wall of the collection cavity 4 and the side wall of the division plate 43 close to the radio disc 22 are respectively attached to the reset piece 411 to limit the telescopic path of the reset piece 411.

Referring to fig. 3 and 4, a through hole 42 is perforated in an outer sidewall of the grip block 21 to facilitate the passage of the sound guide tube 1. One end of the sound guide tube 1 close to the holding block 21 passes through the through hole 42, is fixedly connected with one end of the reset piece 411 far away from the rotating shaft 41, and is wound on the peripheral wall of the rotating shaft 41. The inner side wall of the collection cavity 4 and the side wall of the interlayer plate 43 close to the radio disc 22 are respectively jointed with the outer side wall of the sound guide pipe 1 to limit the extending path and the rolling path of the sound guide pipe 1.

Referring to fig. 3 and 4, a ratchet 412 is fixedly connected to an end of the rotating shaft 41 away from the radio disc 22, and when the sound guiding tube 1 drives the rotating shaft 41 to rotate, the ratchet 412 is driven to rotate. The side wall of the interlayer plate 43 far away from the radio disc 22 is rotatably connected with a mounting shaft 44 through a bearing, and the outer edge of the mounting shaft 44 is fixedly connected with a pawl 441 which is abutted against the ratchet wheel 412.

Referring to fig. 3 and 4, a torsion spring 442 is connected between the pawl 441 and the mounting shaft 44, the torsion spring 442 is sleeved on the outer edge of the mounting shaft 44, one end of the torsion spring 442 is fixedly connected with the outer peripheral wall of the mounting shaft 44, and the other end of the torsion spring 442 is fixedly connected with the outer side wall of the pawl 441; the torsion spring 442 drives the pawl 441 to rotate toward the ratchet 412 by torsion force, so that the pawl 441 continuously abuts against the ratchet 412.

Referring to fig. 3 and 4, one end of the mounting shaft 44 away from the radio receiver 22 penetrates through the holding block 21, and a knob 443 is fixed to one end of the mounting shaft 44 away from the radio receiver 22 by welding. The user can turn the knob 443 to rotate the mounting shaft 44 so that the pawl 441 is disengaged from the ratchet 412.

Referring to fig. 2, the wearing portion 3 includes two listening tubes 31 and two earplugs 32; two sound tubes 31 are integrally formed at one end of the sound guide tube 1 far away from the radio disc 22. One of the earplugs 32 is sleeved on one end of one of the sound tubes 31 far away from the sound guide tube 1, and the other earplug 32 is sleeved on one end of the other sound tube 31 far away from the sound guide tube 1. In this embodiment, the earplug 32 is made of a soft textured rubber for conforming to the shape of the pinna of the user. The user may place the earplug 32 in the pinna to achieve rapid wear of the hearing aid.

The implementation principle of the portable hearing aid in embodiment 1 of the present application is as follows:

the user holds the holding block 21 with one hand, holds the sound tube 31 with one hand to stretch the sound tube 1 out of the collecting cavity 4, the sound tube 1 drives the reset piece 411 to elastically extend, and the reset piece 411 drives the rotating shaft 41 and the ratchet 412 to rotate forward.

When the sound guide tube 1 is stretched to a certain length, a user loosens the sound guide tube 1; the pawl 441 abuts against the ratchet 412 to limit the ratchet 412 and the rotating shaft 41 from rotating reversely, so that the reset piece 411 is limited to drive the sound guide tube 1 to be wound, the length of the sound guide tube 1 is fixed, and the hearing aid is convenient to use by a user.

The user holds the holding block 21 or the speaker holds the holding block 21, the sound receiving part 2 is close to the sound source, the sound receiving cotton 23 and the sound receiving disc 22 collect the sound of the sound source, the sound is transmitted to the earplug 32 through the sound guide tube 1 and the sound listening tube 31, and finally the sound is transmitted to the ear of the user, so that the hearing aid can collect the sound source quickly, and the hearing compensation effect is achieved for the user.

After the hearing aid is used, the user rotates the knob 443, and the knob 443 drives the mounting shaft 44 to rotate, so that the pawl 441 is disengaged from the ratchet 412; at this moment, the pulling force that resets 411 received reduces, and the piece that resets 411 carries out elastic shrinkage, drives in leading sound pipe 1 rolling gets into collection chamber 4 to realize leading sound pipe 1's quick collection, shortened the whole length of audiphone, thereby the person of being convenient for carries the audiphone with oneself.

Example 2:

referring to fig. 5, the present embodiment differs from embodiment 1 in that the wearing portion 3 includes two sound-receiving tubes 31, two ear cups 33, and an arc-shaped plate 34; two sound tubes 31 are integrally formed at one end of the sound guide tube 1 far away from the radio disc 22. One of the ear cups 33 is fixedly connected to one end of one of the sound tubes 31 far away from the sound guide tube 1, and the other ear cup 33 is fixedly connected to one end of the other sound tube 31 far away from the sound guide tube 1.

Referring to fig. 5, the arc plate 34 is fixedly connected between the two ear cups 33, in this embodiment, the arc plate 34 is a plastic plate with elasticity, and the two ear cups 33 can be moved close to each other by the tension of the arc plate 34.

Referring to fig. 5, two ends of the arc plate 34 in the length direction are inserted with adjusting plates 35, the adjusting plates 35 can slide along the length direction of the arc plate 34, and one end of each adjusting plate 35 away from the arc plate 34 is fixedly connected to the outer peripheral wall of the ear muff 33.

Referring to fig. 5, the side walls of the two adjusting plates 35 which deviate from each other are integrally formed with a plurality of limiting protruding ribs 351, and all the limiting protruding ribs 351 are distributed at intervals along the length direction of the adjusting plates 35. In this embodiment, the stopping protrusions 351 are made of hard plastic with smooth surface. User slidable regulating plate 35 supports spacing bead 351 inside arc 34 to the relative position of restriction regulating plate 35 and arc 34, thereby adjusts the whole length of arc 34 and regulating plate 35, thereby the use is adjusted according to its head size to the user of being convenient for different.

The implementation principle of the portable hearing aid in embodiment 2 of the present application is as follows:

the user pulls the adjusting plate 35, slides the adjusting plate 35 along the length direction of the arc plate 34, and pushes the limiting convex ribs 351 into the arc plate 34, so that the overall length of the arc plate 34 and the adjusting plate 35 can be adjusted according to the size of the skull of the user.

A user stretches two ends of the arc-shaped plate 34, and the arc-shaped plate 34 is elastically deformed under the action of tensile force; placing the two earplugs 32 at the ears of the user, gradually releasing the curved plate 34; the tension on the arc 34 is reduced to cover the earplugs 32 against the ears of the user by the tension of the arc 34, so that the hearing aid can be used conveniently by the user in a head-wearing manner.

Many elderly people, as they age, have reduced hearing, but are not fitted with hearing aids. Generally, hearing aids on the market are delicate and expensive, and the elderly are inconvenient to use and consume the economy. The hearing aid in the application has a simpler overall structure, and on one hand, the cost is lower, so that the economic pressure of the old is reduced; on the other hand, the utility model is also suitable for the old to carry and use conveniently.

The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited in sequence, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A portable hearing aid characterized by: including leading note pipe (1) and set up in leading note pipe (1) one end and be used for collecting radio reception portion (2) of sound, leading note pipe (1) other end is provided with the personage of being convenient for hearing impaired and wears in wearing portion (3) of ear, leading note pipe (1) is used for transmitting the sound of radio reception portion (2) to wearing portion (3).

2. A portable hearing aid according to claim 1, characterized in that: the radio part (2) comprises a holding block (21), a radio disc (22) and a radio cotton (23); the holding block (21) is arranged at one end, far away from the wearing part (3), of the sound guide tube (1), the radio disc (22) is arranged on the outer side wall of the holding block (21), and the radio cotton (23) is arranged on the side wall, far away from the holding block (21), of the radio disc (22) and used for collecting sound.

3. A portable hearing aid according to claim 2, characterized in that: the side wall of the radio disc (22) close to the radio cotton (23) is arranged in a concave manner towards the direction close to the holding block (21).

4. A portable hearing aid according to claim 2, characterized in that: a collecting cavity (4) is formed in the holding block (21), a rotating shaft (41) is rotatably arranged in the collecting cavity (4), a passing hole (42) for the sound guide pipe (1) to pass through is formed in the outer side wall of the holding block (21), and the sound guide pipe (1) is wound on the outer peripheral wall of the rotating shaft (41); a resetting piece (411) which is used for collecting the sound guide tube (1) into the collecting cavity (4) through torsion is arranged between the sound guide tube (1) and the rotating shaft (41).

5. A portable hearing aid according to claim 4, characterized in that: a division plate (43) is arranged in the collection cavity (4), and one end, far away from the radio disc (22), of the rotating shaft (41) penetrates through the division plate (43); a ratchet wheel (412) is arranged at one end, away from the radio disc (22), of the rotating shaft (41), a mounting shaft (44) is rotatably arranged on the side wall, away from the radio disc (22), of the interlayer plate (43), and a pawl (441) used for limiting the rotating direction of the ratchet wheel (412) is arranged at the outer edge of the mounting shaft (44); a torsion spring (442) which drives the pawl (441) to abut against the ratchet wheel (412) through torsion is arranged between the mounting shaft (44) and the pawl (441); the one end that installation axle (44) kept away from interlayer board (43) runs through and holds piece (21), the one end that installation axle (44) kept away from interlayer board (43) is provided with knob (443).

6. A portable hearing aid according to claim 2, characterized in that: the wearing part (3) comprises a sound tube (31) and an earplug (32); the sound listening pipe (31) is arranged at one end, far away from the radio disc (22), of the sound guiding pipe (1), and the earplug (32) is arranged at one end, far away from the sound guiding pipe (1), of the sound listening pipe (31).

7. A portable hearing aid according to claim 2, characterized in that: the wearing part (3) comprises two listening tubes (31), two ear muffs (33) and an arc-shaped plate (34); each listening tube (31) is arranged at one end, far away from the radio disc (22), of the sound guide tube (1), each ear muff (33) is arranged at one end, far away from the sound guide tube (1), of the listening tube (31), and the arc-shaped plate (34) is arranged between the two ear muffs (33); the arc-shaped plate (34) drives the two earmuffs (33) to move close to each other through tension force.

8. A portable hearing aid according to claim 7, wherein: adjusting plates (35) are inserted at two ends of the arc-shaped plate (34), and each adjusting plate (35) can slide along the length direction of the arc-shaped plate (34); one end of each adjusting plate (35) far away from the arc-shaped plate (34) is connected with an ear muff (33); the outer side wall of the adjusting plate (35) is provided with a plurality of limiting convex ribs (351) used for limiting the relative position of the adjusting plate (35) and the arc-shaped plate (34).