CN216451538U - Split eardrum head and hearing aid - Google Patents

Abstract

The utility model discloses a split eardrum head which comprises a main body part and a joint part annularly arranged on the peripheral side wall of the main body part, wherein the main body part is of a truncated cone structure with a hollow inner cavity, the diameter of the circular truncated cone structure is gradually increased from front to back, through holes penetrating through the front part and the back part are formed in the main body part, a mounting position is arranged in the front section of the main body part for inserting a receiver end, the joint part is of a split cover surface structure, the joint part is arranged along the front-back direction of the main body part and is gradually increased from front to back, the cover surface structure is formed by mutually enclosing a plurality of front ends and the main body part front section, and a plurality of approximately V-shaped clearance grooves are respectively formed among the plurality of flaps. The utility model also discloses a hearing aid with the split eardrum head. The ear plugging mask can be well attached to users with different ear canal sizes for wearing, the probability of eardrum head separation is reduced, the air permeability is good, the possibility of squeaking is reduced while the ear plugging feeling is reduced, and the ear plugging mask is comfortable to wear.

Description

Split eardrum head and hearing aid

Technical Field

The utility model relates to the field of hearing devices, in particular to a split-type eardrum head and a hearing aid.

Background

Hearing aids are tools used by hearing impaired people to compensate for the deficiencies caused by hearing impairment and to improve the ability to converse with others. The hearing aid comprises a hearing aid main body, a shell and an eardrum head, wherein the hearing aid main body is arranged in the shell, one end of the shell outwards extends out of a receiver end extending into an ear canal, the eardrum head is sleeved on the part, and the hearing aid can be worn by a user more conveniently through the eardrum head.

The existing common eardrum heads comprise a closed eardrum head, an open eardrum head and a memory sponge eardrum head; the closed type and memory sponge type have poor air permeability, almost completely block the auditory canal, so that a user can press the auditory canal when wearing the ear mask, and the ear mask is uncomfortable to wear for a long time and has poor use feeling; and the closed eardrum head and the memory sponge eardrum head have poor universality, the sizes of the auditory canals of different users are different, and the auditory canals need to be customized independently, so that the production cost is higher, and when the auditory canals are lost or damaged, a proper substitute is difficult to find. The open eardrum head cannot completely wrap the receiver end due to poor fit with the hearing aid main body, and howling is easily generated when the eardrum head is worn, so that the hearing aid effect is influenced.

For example, the chinese utility model patent with the application number "CN 2016212654562.7," entitled "an eardrum head," discloses a hollow eardrum head body with front and back end openings, the lateral wall of eardrum head body is the umbrella-shaped overlay structure, and this overlay structure specifically is a three-dimensional surface structure that a plurality of protruding ridge portions and depressed parts that extend towards the front and back ends are crisscross to enclose and close the constitution that is roughly the front end is little and the back end is big. The hearing aid is as the instrument that the hearing impaired person wore for a long time, and the comfort level of wearing is especially important, and the user is when wearing this kind of eardrum head, because of it is protruding spine portion and depressed part staggered phase, lead to with the ear canal contact be a plurality of protruding spine portions for the stress surface is less, and the atress is uneven, and the user wears comparatively uncomfortably for a long time, influences the comfort level.

In view of the above, there is a need to develop a structure that is convenient for users with different ear canal sizes to wear, reduces the probability of eardrum head separation, has good air permeability, reduces the possibility of generating howling while reducing the sense of ear blockage, and is comfortable to wear.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a split-type eardrum head and a hearing aid, which are attached to the sizes of auditory canals of different users, have good air permeability, reduce the possibility of eardrum head separation, reduce the sense of ear blockage, reduce the possibility of generating howling and are comfortable to wear.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a split type eardrum head, includes that main part and ring are located the laminating portion of main part periphery lateral wall, with laminating portion ring is located the joint portion of main part is the front end, with the end of the lamella of laminating portion is the rear end, the main part is the diameter from the past circular platform type structure that has the cavity inner chamber progressively crescent backward, through-hole around running through has been seted up to the main part is inside, the anterior segment inside of main part is equipped with the installation position and inserts for the receiver end, laminating portion is the top facing structure of split type, along the fore-and-aft direction of main part sets up and from the past backward progressively increases, the top facing structure be a plurality of front ends with main part anterior segment fixed connection's lamella encloses each other and closes and forms, form the interstitial groove that roughly is "V" font between a plurality of petals respectively.

In order to ensure the adaptability, the auditory meatus can be used by users with different auditory meatus sizes, and the air permeability is considered, the depth of the V-shaped clearance groove is smaller than the distance between the front end and the rear end of the flap.

Based on the comfort consideration of wearing, the first included angle alpha 1 formed by the front end of the petal and the main body part is smaller than the second included angle alpha 2 formed by the rear end of the petal and the main body part.

Further, the third included angle α 3 formed by the middle section of the petal and the main body portion is smaller than the first included angle α 1 formed by the front section of the petal and the main body portion, so that the front end of the petal is stably transited to the rear end.

In order to facilitate the installation of the eardrum head, a bowl-shaped structure with the diameter larger than the maximum diameter of the main body part extends from the rear end of the main body part.

Based on consideration of the fit of the eardrum head to the ear canal of the user, the plurality of flaps are made of a soft material that is not bio-toxic.

The utility model also provides a hearing aid, which comprises a hearing aid core, a shell and an eardrum head, wherein the hearing aid core is arranged in the shell, a receiver end extending into the eardrum head is extended outwards from the shell, the eardrum head is any one of the split eardrum heads, and the receiver end is arranged at the installation position of the split eardrum head.

After adopting the structure, the utility model has the following beneficial effects:

firstly, the main body part with the bell-shaped structure is adopted, so that the main body part can tightly wrap the receiver end, the hearing aid can be stably attached to the ear canal of a human body, the adaptability is strong, and the probability of separating the eardrum head is reduced;

secondly, the attaching part with the split structure reduces the possibility of generating howling and sound leakage;

and thirdly, the laminating part of the split structure has good air permeability, and the auditory canal can not be blocked and stuffy while being laminated, so that the wearing is comfortable.

The utility model is described in further detail below with reference to the figures and the specific embodiments.

Drawings

FIG. 1 is a first schematic structural diagram of embodiment 1 of the present invention;

FIG. 2 is a second schematic structural view at another angle in embodiment 1 of the present invention;

FIG. 3 is a top view of embodiment 1 of the present invention;

FIG. 4 is a sectional view of embodiment 1 of the present invention;

fig. 5 is a schematic structural view of embodiment 2 of the present invention.

Description of reference numerals:

the split type eardrum comprises a split type eardrum head 10, a main body part 1, a through hole 11, a mounting position 12 and a bowl-shaped structure 13;

the fitting part 2, the flap 21, the gap groove 211, the first included angle α 1, the second included angle α 2, and the third included angle α 3;

hearing aid 100, housing 20.

Detailed Description

To further illustrate the various embodiments, the utility model provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the utility model and, together with the description, serve to explain the principles of the embodiments. Those skilled in the art will appreciate still other possible embodiments and advantages of the present invention with reference to these figures. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.

Meanwhile, the directions of front, rear, left, right, and the like referred to in the present embodiment are only used as a reference for one direction, and do not represent directions in actual use.

The utility model will now be further described with reference to the accompanying drawings and detailed description.

Example 1

Referring to fig. 1 to 4, the present invention provides a split eardrum head, which is suitable for a hearing aid or a bluetooth headset, and includes a main body 1 and a fitting portion 2 annularly disposed on a peripheral sidewall of the main body 1; in the present embodiment, the direction of the eardrum head in the use state is taken as the description direction, that is, the joint part of the fitting part 2 annularly arranged on the main body part 1 is taken as the front end, and the tail end of the flap of the fitting part 2 is taken as the rear end. The main body part 1 is a circular truncated cone-shaped structure with a hollow inner cavity, the diameter of the main body part is gradually increased from front to back, a through hole 11 penetrating through the main body part 1 is formed in the main body part for sound transmission, and a mounting position 12 is arranged in the front section of the main body part 1 for a receiver end to be inserted; in this embodiment, the mounting portion 12 is located at the front end of the main body portion 1 with a smaller diameter, so that the main body portion 1 tightly wraps the receiver end, the hearing aid is stably attached, the ear canal of a human is attached, the adaptability is strong, and the probability of separation of the eardrum head is reduced. The truncated cone-shaped structure with the hollow inner cavity, which is gradually enlarged from front to back, of the main body part 1 corresponds to the structure with the small inside and the large outside of the auditory canal, and is convenient to be arranged in the auditory canal. The rear end of the main body part 1 extends out of a bowl-shaped structure 13 with the diameter larger than the maximum diameter of the main body part 1, so that after the receiving end of the hearing aid or the Bluetooth type earphone is inserted into the mounting position 12, other parts of the hearing aid or the Bluetooth type earphone abut against the inner side of the bowl-shaped structure of the main body part 1.

The attaching part 2 is a split cover surface structure and is arranged along the front-back direction of the main body part 1 and gradually increases from front to back, the cover surface structure is formed by mutually enclosing a plurality of petals 21 of which the front ends are fixedly connected with the front section of the main body part 1, and a gap groove 211 which is approximately in a V shape is respectively formed among the petals 21, the main body part 2 is designed into a circular platform type structure with a smaller diameter and a hollow inner cavity so as to tightly wrap a telephone receiver, the attaching part 2 is connected to the periphery of the main body part 2 so as to be attached to the auditory meatus of a user, so that the head of the auditory meatus is conveniently inserted into the auditory meatus and is not easy to fall off, meanwhile, the attaching part 2 is designed into the split cover surface structure, and the gap grooves 211 which are approximately in the V shape are respectively formed among the petals 21, so that the petals 21 of the attaching part 2 can deform according to the sizes of the auditory meatus of different users so as to adapt to different consumers, the eardrum is convenient to wear, the trouble that different eardrum heads need to be customized according to different users is avoided, and the production cost is reduced; when the user wears the ear canal, the plane of the plurality of the flaps 21 is in contact with the ear canal, so that the stress area is large, the stress distribution is balanced, the possibility of howling and sound leakage can be reduced while the ear blocking feeling of the user is reduced, the user does not feel uncomfortable even after wearing the ear canal for a long time, and the wearing comfort level is improved.

Further, the degree of depth that is the clearance groove 211 of "V" font is less than the distance of the front end of flap 21 and rear end, clearance groove 211's bottom still has certain distance apart from the front portion of flap 2 promptly for a plurality of flaps 2's anterior link together, keep away from each other gradually between a plurality of flaps 2 after the past, a plurality of flaps 2's anterior link together, the anterior of flap 2 is integrated into one piece promptly, make its cooperation that can be better with the auditory canal, further improve the comfort level of wearing. The length of the gap 211 between the multiple flaps 2 is also large enough, so that the good air permeability is ensured, the auditory canal can be attached without feeling of blockage, and the wearing is comfortable.

The first contained angle alpha 1 that the front end of lamella 21 and main part 1 become is less than the rear end of lamella 21 and the second contained angle alpha 2 that main part 1 becomes, the third contained angle alpha 3 that the middle section of lamella 21 and main part 1 become is less than the anterior segment of lamella 21 and the first contained angle alpha 1 that main part 1 becomes, so make the steady transition of front end of lamella 21 to the rear end, guarantee the comfort level that the user wore, and finally, based on whole pleasing to the eye consideration, the terminal surface of the rear end of a plurality of lamellas 2 is in on the same horizontal plane, make the whole shape of laminating portion 2 be a petal form, it is comparatively pleasing to the eye.

In this embodiment, the plurality of flaps 21 are made of a soft material without biotoxicity, for example, a soft material such as silica gel can make the plurality of flaps 21 elastically deform, so as to avoid catching on the ear canal and improve the wearing comfort, and among them, a soft material with certain elasticity such as the listed material is preferably selected.

Example 2

Referring to fig. 5, the present embodiment further provides a hearing aid 100, which includes a hearing aid core, a housing 20, and an eardrum head, wherein the hearing aid core is disposed inside the housing 20, a receiver end extending into an ear canal extends out of the housing 20, the eardrum head is the split-type eardrum head 10 described in embodiment 1, and the receiver end is mounted on the mounting position 12 of the split-type eardrum head 10.

The above description is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing on the protection scope of the present invention.

Claims (7)

1. The utility model provides a split type eardrum head which characterized in that: locate including main part and ring the laminating portion of main part periphery lateral wall, with laminating portion ring is located the joint portion of main part is the front end, with the end of the lamella of laminating portion is the rear end, the main part is the diameter from the past to the round platform type structure that has cavity inner chamber that progressively enlarges backward, through-hole around running through has been seted up to main part inside, the anterior segment inside of main part is equipped with the installation position and inserts for the receiver end, laminating portion is the top facing structure of split type, along the fore-and-aft direction of main part sets up and from the past backward progressively enlarges, the top facing structure for a plurality of front ends with main part anterior segment fixed connection's lamella encloses each other and closes and form, form one respectively between a plurality of lamellas and roughly be the clearance groove of "V" font.

2. The split eardrum head according to claim 1, wherein: the depth of the V-shaped clearance groove is smaller than the distance between the front end and the rear end of the flap.

3. The split eardrum head according to claim 1, wherein: a first included angle alpha 1 formed by the front end of the petal and the main body part is smaller than a second included angle alpha 2 formed by the rear end of the petal and the main body part.

4. The split eardrum head according to claim 3, wherein: the middle section of the petal with the third contained angle alpha 3 that the main part becomes is less than the anterior segment of petal with the first contained angle alpha 1 that the main part becomes for the steady transition to the rear end of front end of petal.

5. The split eardrum head according to claim 1, wherein: the rear end of the main body part extends out of a bowl-shaped structure with the diameter larger than the maximum diameter of the main body part.

6. The split eardrum head according to claim 1, wherein: the plurality of petals are made of a soft material without biotoxicity.

7. A hearing aid comprising a hearing aid movement, a housing and an eardrum head, characterized in that: the hearing aid core is arranged in the shell, a receiver end extending into the eardrum head is extended outwards from the shell, the eardrum head is the split eardrum head according to any one of claims 1 to 6, and the receiver end is arranged at the mounting position of the split eardrum head.

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