CN211656347U

CN211656347U - In-ear earphone and earphone holding structure

Info

Publication number: CN211656347U
Application number: CN202020612829.8U
Authority: CN
Inventors: 陈宏彬; 孙鑫; 许世琛
Original assignee: Er No1 Acoustic Technology Shenzhen Co Ltd
Current assignee: Er No1 Acoustic Technology Shenzhen Co Ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-10-09
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses an in-ear earphone and earphone fixing structure. The in-ear earphone comprises a first shell, a second shell and an ear support, wherein a first accommodating cavity for accommodating the loudspeaker and a sound channel for transmitting sound of the loudspeaker to an ear canal of a user are formed in the first shell, and a second accommodating cavity for accommodating the electronic element is formed in the second shell. The second shell is a capsule type and comprises a first end and a second end which are opposite along the length direction, and the connecting part of the second shell and the first shell is close to the first end. The ear support comprises an initial end and a tail end which are opposite, and the initial end is close to the second end of the second shell; first casing has the circumference cross-section, is located one side of circumference cross-section and when wearing with the medial surface of user's conch chamber contact and the lateral surface that is located the opposite side of circumference cross-section and dorsad conch chamber, sound channel from medial surface and slant in the medial surface toward keeping away from the direction of second end extends, and the ear props and helps fixing earphone to user's external ear, increases firmness and the travelling comfort that the earphone was worn.

Description

In-ear earphone and earphone holding structure

Technical Field

The utility model relates to an earphone especially relates to an in-ear earphone and earphone fixing structure.

Background

At present, earphones have become indispensable personal equipment, which is mainly used for receiving audio information output by audio playing devices such as computers, mobile phones, MP3, and the like, and playing the audio information through a speaker in the earphones. With the continuous upgrading of consumption demands, people have higher and higher requirements on the wearing comfort of the earphones while pursuing better sound quality.

Disclosure of Invention

An object of the utility model is to provide a novel in-ear earphone and earphone fixing structure.

The utility model discloses a following technical scheme realizes:

the utility model provides an in-ear earphone, which comprises a first shell and a second shell connected to the first shell, wherein a first accommodating cavity for accommodating a loudspeaker therein and a sound channel communicated with the first accommodating cavity and used for transmitting the sound emitted by the loudspeaker to the ear canal of a user are formed in the first shell, and a second accommodating cavity for accommodating an electronic element therein is formed in the second shell;

the second shell is a capsule type and comprises a first end and a second end which are opposite along the length direction, and the connecting part of the second shell and the first shell is close to the first end; the in-ear headphone further comprises an ear support for extending into a cymba of a user to assist in holding the in-ear headphone when worn, the ear support comprising opposing start and end ends, the start of the ear support being proximate to the second end;

first casing has the circumference cross-section, first casing is including being located the medial surface of circumference cross-section one side and at least part and user's conch chamber contact when wearing and being located the opposite side of circumference cross-section is in the dorsad when wearing the lateral surface in conch chamber, the sound passageway is followed medial surface and slant are toward keeping away from in the medial surface the direction of second end extends.

In some embodiments, the ear support and the second shell in combination are U-shaped or C-shaped.

In some embodiments, the ear support further includes a first extension and a second extension connected between the starting end and the end, the first extension and the second extension are both arc-shaped, the curvature of the first extension is greater than the curvature of the second extension, and the end is closer to the first end of the second shell relative to the starting end along the length direction.

In some embodiments, the ear support further comprises an extension between the starting end and the ending end, and the extension has a substantially uniform thickness.

In some embodiments, the ear support is cylindrical, a direction from the starting end to the tail end is defined as an extending direction of the ear support, and a cross section of the ear support perpendicular to the extending direction is substantially circular.

In some embodiments, the projection of the sound channel on the circumferential section and the projection of the length direction of the second shell on the circumferential section form an included angle of 15-20 degrees.

In some embodiments, an angle between the length direction of the second shell and the circumferential section is greater than 0 degree and less than or equal to 10 degrees.

In some embodiments, a sound mouth is arranged on an inner side surface of the first shell, the sound channel is formed in the sound mouth, and an included angle between the sound mouth and the circumferential section ranges from 30 degrees to 60 degrees.

In some embodiments, the second housing includes opposite inner and outer sides in a thickness direction thereof and opposite top and bottom sides in a height direction thereof, the inner side of the second housing is connected to the first housing, a maximum dimension of the second housing in the height direction thereof is smaller than a maximum diameter of the first housing, and a maximum dimension of the second housing in a length direction thereof is larger than the maximum diameter of the first housing.

In some embodiments, the second housing includes a body and a shell covering the body, the shell is a hollow structure, and includes a pair of first side wall and second side wall oppositely disposed along a thickness direction thereof, a pair of top wall and bottom wall oppositely disposed along a height direction thereof, and a pair of first end wall and second end wall oppositely disposed along a length direction thereof, the first side wall, the second side wall, the top wall, the bottom wall, the first end wall and the second end wall together enclose an accommodating space, the body of the second housing is accommodated in the accommodating space, and the ear support and the shell are integrally formed.

In some embodiments, the first side wall defines a first opening communicating with the accommodating space so that the body of the second housing can enter the accommodating space of the housing through the first opening, the second side wall defines a second opening communicating with the accommodating space so as to expose a portion of the second housing body, and the exposed portion of the second housing body is provided with an anti-collision sheet made of a hard material.

On the other hand, the utility model also provides an earphone fixing structure, which is used for assisting in fixing the in-ear earphone to the external ear of a user, and comprises an integrally formed shell for sleeving the earphone body and an ear support extending from the shell, wherein the shell is of a strip-shaped hollow structure and comprises a pair of first side wall and a second side wall which are oppositely arranged along the thickness direction, a pair of top wall and bottom wall which are oppositely arranged along the height direction and a pair of first end wall and second end wall which are oppositely arranged along the length direction, the first side wall, the second side wall, the top wall, the bottom wall, the first end wall and the second end wall jointly enclose a containing space for containing the earphone body, the first side wall is provided with a first opening communicated with the containing space so that the earphone body can enter the containing space of the shell through the first opening, the second side wall is provided with a second opening communicated with the containing space so that a part of the earphone body is exposed, the top and bottom walls are connected between the first and second end walls, respectively, to form a racetrack shape.

In some embodiments, the ear support includes opposite start and end portions and an extension portion between the start and end portions, the start portion is connected to the housing, and the extension portion has a substantially uniform thickness.

In some embodiments, the housing is of an elongated shape having a maximum dimension in the length direction greater than a maximum dimension in the thickness direction and a maximum dimension in the height direction.

In some embodiments, a projection of the headset holding structure in a longitudinal plane of the housing, the longitudinal plane being perpendicular to the thickness direction, is U-shaped or C-shaped.

Compared with the prior art, the beneficial effects of the utility model include:

the utility model discloses an in-ear earphone, its ear props and can be used to help the fixing earphone to user's external ear, increases firmness and the travelling comfort that the earphone was worn.

Drawings

Fig. 1 is a schematic perspective view of an in-ear headphone according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the in-ear headphone of FIG. 1 with the headphone holding structure removed;

fig. 3 is a schematic perspective view of the in-ear headphone of fig. 1 viewed from another angle;

FIG. 4 is a side view of the in-ear headphone of FIG. 1;

FIG. 5 is a schematic view of the projected relationship between the mouthpiece and the second housing of the in-ear headphone of FIG. 1 on the largest circumferential cross-section of the first housing;

fig. 6 is a partially exploded schematic view of the in-ear headphone of fig. 1;

fig. 7 to 10 are schematic plan views of the ear support of the in-ear headphone of fig. 1 from different viewing angles;

FIG. 11 is a perspective view of the in-ear headphone of FIG. 1 being worn in an ear of a user;

fig. 12 is a schematic perspective view of an earphone holding structure of an in-ear earphone according to another embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

The present application provides an in-ear headphone. The in-ear headphones of the present application include both in-ear and semi-in-ear in the conventional sense. In some embodiments, referring to fig. 1, the in-ear headphone comprises a first housing 10, a second housing 30 connected to the first housing 10, and an ear support 50 extending from the second housing 30, the ear support 50 for extending into a user's cymba to assist in holding the in-ear headphone to the user's outer ear.

Referring to fig. 2, a first receiving cavity 14 for receiving the speaker 12 therein and a sound passage 15 communicating with the first receiving cavity 14 and transmitting sound emitted from the speaker 12 to an ear canal of a user are formed in the first housing 10. The first shell 10 has a circumferential cross-section, e.g. a maximum circumferential cross-section, the first shell 10 comprising an inner side 16 on one side of the circumferential cross-section and at least partly in contact with the cavum concha of the user when worn, and an outer side 18 on the other side of the circumferential cross-section and facing away from the cavum concha, the sound canal 15 extending from the inner side 16 and obliquely with respect to the inner side 16 in a direction away from the second end. In some embodiments, the circumferential cross-section is the largest circumferential surface of the first housing 10. In some embodiments, medial side 16 and lateral side 18 are formed separately and then assembled together.

In some embodiments, the first housing inner side 16 is provided with a mouthpiece 22, the mouthpiece 22 is adapted to be inserted into the external auditory canal of the user, the mouthpiece 22 forms the acoustic channel 15, and the acoustic channel 15 communicates with the first receiving chamber 14 to transmit the sound emitted from the speaker 12 to the ear of the user. In some embodiments, an earplug 24 made of a soft material, such as silicone, may be attached to the end of the mouthpiece 22 to increase the comfort of the user. Lateral side 18 includes opposite larger and smaller ends, with the larger end being connected to medial side 16. In some embodiments, lateral surface 18 is right circular in cross-section along a central axis perpendicular to lateral surface 18.

The second housing 30 is connected to the smaller end of the outer side 18 of the first housing 10, which is remote from the inner side 16. The second housing 30 has a second accommodating cavity 34 formed therein for accommodating the electronic component 32 therein, and the second accommodating cavity 34 and the first accommodating cavity 14 can communicate with each other. In some embodiments, the electronic component 32 received in the second receiving cavity 34 may include a permanent magnet and a sensor, etc., and the magnet in the second housing 30 may enable the pair of earphones to be attracted together when not in use. In some embodiments, the sensor built into the second housing 30 may be, for example, a hall sensor. In some embodiments, when the sensor senses that a pair of earphones is stuck together, the earphones may be triggered to pause or terminate audio playback. In some embodiments, when the sensor senses that a pair of earphones is switched from the adsorption state to the separation state, the earphones can be triggered to automatically play audio. It will be appreciated that the sensors may be other types of sensors, and that the functions may be arranged according to design requirements, and are not listed here.

Referring to fig. 1 and 2, the second housing 30 is a strip, such as a long bar, and includes a first end and a second end opposite to each other along a length direction thereof, such as an OX direction in fig. 1, a connection portion of the second housing 30 and the first housing 10 is close to the first end, and a connection portion of the second housing 30 and the ear support 50 is close to the second end. The second housing 30 includes opposite inner and outer sides in a thickness direction thereof such as the OY direction in fig. 1, and opposite top and bottom sides in a height direction thereof such as the OZ direction in fig. 1. In some embodiments, the inner side of the first end of the second housing 30 is connected to the first housing 10. The maximum dimension of the second housing 30 in the height direction thereof is smaller than the maximum diameter of the first housing 10, and the maximum dimension of the second housing 30 in the length direction thereof is larger than the maximum diameter of the first housing 10. In some embodiments, the maximum dimension of the second shell 30 in its thickness direction is equal to the maximum diameter of the first shell 10, for example: the maximum diameter of the first casing 10 may be 14mm, the maximum length of the second casing 30 may be 17mm, the maximum height of the second casing 30 may be 7mm, the maximum thickness of the second casing 30 may be 14mm, and the maximum length of the second casing 30 may be greater than the maximum thickness and the maximum height thereof.

Referring to fig. 3, in some embodiments, an included angle α between the length direction of the second shell 30 and the circumferential cross section is greater than 0 degree and less than or equal to 10 degrees. Specifically, line OA is parallel to the length direction of the second housing 30, line OB is a projection line of line OA on the circumferential cross section, and an included angle α is formed between line OA and line OB.

Referring to fig. 4, in some embodiments, an included angle β between the central axis of the mouthpiece 22 and the circumferential section is in a range of 45 to 65 degrees, preferably 60 degrees.

Referring to fig. 5, in some embodiments, an included angle γ between a projection line L1 of the central axis of the mouthpiece 22, i.e., the central axis of the sound channel 15, on the circumferential cross section and a projection line L2 of the length direction of the second housing 30 on the circumferential cross section is 15 to 20 degrees, preferably 17 degrees.

Referring to fig. 6, in some embodiments, the second housing 30 includes a body 36 and a shell 40 sleeved on the body 36, and the second accommodating cavity 34 for accommodating the electronic component therein is formed in the body 36. In some embodiments, the body 36 of the second casing 30 is a capsule type, and the shape of the outer casing 40 matches the outer shape of the body 36.

Referring to fig. 7 to 10, the housing 40 is a hollow structure, and includes a pair of first and

second sidewalls

42 and 43 disposed opposite to each other along a thickness direction thereof, such as an OY direction in fig. 10, a pair of top and

bottom walls

44 and 45 disposed opposite to each other along a height direction thereof, such as an OZ direction in fig. 7 and 9, and a pair of first and

second end walls

46 and 47 disposed opposite to each other along a length direction thereof, such as an OX direction in fig. 7, wherein, when viewed from the thickness direction of the housing 40, the top and

bottom walls

44 and 45 of the housing 40 are connected between the first and

second end walls

46 and 47, respectively, to form a racetrack shape. The first side wall 42 and the second side wall 43, the top wall 44 and the bottom wall 45, and the first end wall 46 and the second end wall 47 together enclose a receiving space, and the body 36 of the second housing 30 is received in the receiving space. A first opening 422 communicating with the accommodating space is opened near the first side wall 42 of the first casing 10 so that the body 36 of the second casing 30 can enter the accommodating space of the outer casing 40 through the first opening 422, and a dimension of the first opening 422 in at least one direction, for example, a dimension in a height direction, is smaller than a maximum dimension of the body 36 of the second casing 30 in the direction, for example, the height direction, so as to prevent the body 36 of the second casing 30 from being separated from the accommodating space of the outer casing 40. The second side wall 43 away from the first casing 10 is opened with a second opening 424 communicated with the accommodating space so as to expose a part of the body 36 of the second casing 30, the exposed part of the body 36 of the second casing 30 is provided with a bump guard 38 (see fig. 1 and 6) made of hard material, and the bump guard 38 is used for protecting the electronic component 32 (see fig. 2) accommodated inside the body 36 of the second casing 30. Preferably, the impact pads 38 are substantially coplanar with the outside of the second shell 30.

The ear support 50 is connected to the second housing 30, which may be a direct connection or an indirect connection formed by a third person. In some embodiments, the ear support 50 is integrally formed with the housing 40 and may be made of a soft material such as silicone. The ear support 50 includes a starting end 52 and a terminal end 54 opposite to the starting end 52, and the terminal end 54 is closer to the first end of the second housing 30 than the starting end 52 along the length direction of the second housing 30. In this embodiment, the starting end 52 of the ear support 50 extends from the junction of the top wall 44 and the first end wall 46 of the housing 40. In some embodiments, the ear support 50 further includes a first extension 56 and a second extension 58 connected between the beginning 52 and the end 54, the first extension 56 and the second extension 58 are both arcuate and the first extension 56 has a greater curvature than the second extension 58. Preferably, there is a smooth transition between the beginning 52, first extension 56, second extension 58, and end 54. In some embodiments, the ear support 50 is cylindrical, such as cylindrical or approximately cylindrical, and the cross-section perpendicular to the extension direction of the starting end 52, the first extension 56, the second extension 58 and the end 54 is substantially circular, and has substantially equal diameters, preferably ranging from 3mm to 6mm, such as 3 mm. The ear support 50 is substantially uniform in size from the beginning 52 to the end 54, which in this application means that the ratio of the maximum value to the minimum value is less than 90%. In some embodiments, the end face of the tip 54 is rounded.

In some embodiments, the ear support 50 is integrally formed with the housing 40 as a unitary, one-piece structure, and the starting end 52 of the ear support 50 and the housing 40 are smoothly transitioned to form the earphone holding structure.

Referring to fig. 7, in some embodiments, the projection of the ear support 50 and the housing 40 in the longitudinal plane of the housing 40 (i.e., the plane perpendicular to the thickness direction of the housing 40) is U-shaped or C-shaped.

In some embodiments, the top wall 44 is outwardly convex and the first and

second end walls

46, 47 are also outwardly convex.

In some embodiments, the in-ear headphone further comprises a headphone cord 70 (see fig. 1) connected to the electronic component, the headphone cord 70 passing through the second housing 30 into the second receiving cavity 34 (see fig. 2). A through hole 48 is opened at the connection between the bottom wall 45 and the second end wall 47 of the housing 40 for the earphone line 70 to pass through.

Referring to fig. 11, when the user wears the earphone, the ear plug 22 and the inner side surface of the first shell 10 are inserted into the external auditory canal of the user, a portion of the outer side surface of the first shell 10 may be exposed, the second shell 30 is located in the concha cavity, the outer side of the second shell 30 is exposed outside the external ear, the first end and the second end of the second shell 30 may respectively contact with the tragus and the antitragus, the ear support 50 may extend into the cymba concha, the ear support 50 is squeezed by the antihelix and deformed toward the second shell 30, and the end of the ear support 50 may extend into the bottom of the antihelix and clamped between the antihelix. Thus, the ear support 50 may assist in holding the in-ear headphone to the user's outer ear. In some embodiments, the thickness of the

extension sections

56, 58 of the ear support 50 between the starting end 52 and the end 54 is substantially the same, that is, the size of the cross section of the

extension sections

56, 58 is substantially the same, and compared with the prior art ear support that the size is sharply reduced along the direction from the starting end to the end, the ear support 50 of the present application can increase the holding force of the antihelix to the ear support 50 when wearing, thereby increasing the wearing stability.

Fig. 12 is a schematic perspective view of an earphone holding structure of an in-ear earphone according to another embodiment of the present invention. The earphone holding structure of the present embodiment is different from the earphone holding structure of the previous embodiment in that: also included is a connection portion 55 connected between ear support 50 and housing 40, and in some embodiments, connection portion 55 is connected between top wall 44 of housing 40 and a first extension 56 of ear support 50. The connecting portion 55 is preferably a flat sheet, and is configured to facilitate increased deformability of the ear support 50 relative to the housing 40 and increased comfort.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. An in-ear earphone is characterized by comprising a first shell and a second shell connected to the first shell, wherein a first accommodating cavity for accommodating a loudspeaker and a sound channel communicated with the first accommodating cavity are formed in the first shell and used for transmitting sound emitted by the loudspeaker to an ear canal of a user, and a second accommodating cavity for accommodating electronic elements is formed in the second shell;

2. An in-ear headphone as recited in claim 1, wherein: the ear support and the second shell are combined into a U shape or a C shape.

3. An in-ear headphone as recited in claim 1, wherein: the ear support further comprises a first extension section and a second extension section, wherein the first extension section and the second extension section are connected between the starting end and the tail end, the first extension section and the second extension section are both arc-shaped, the curvature of the first extension section is larger than that of the second extension section, and the tail end is opposite to the starting end and is closer to the first end of the second shell along the length direction.

4. An in-ear headphone as recited in claim 1, wherein: the ear support further comprises an extension section positioned between the starting end and the tail end, and the thickness of the extension section is basically consistent; or

The ear support is columnar, the direction from the starting end to the tail end is defined as the extending direction of the ear support, and the cross section of the ear support perpendicular to the extending direction is basically circular.

5. An in-ear headphone as recited in claim 1, wherein:

the included angle between the projection of the sound channel on the circumferential section and the projection of the length direction of the second shell on the circumferential section is 15-20 degrees;

an included angle between the length direction of the second shell and the circumferential section is greater than 0 degree and less than or equal to 10 degrees; or

The sound mouth is established to the medial surface of first casing, the sound passageway forms in the sound mouth, the sound mouth with the contained angle scope of circumference cross-section is 30 ~ 60 degrees.

6. An in-ear headphone as recited in claim 1, wherein: the second housing includes opposite inner and outer sides in a thickness direction thereof and opposite top and bottom sides in a height direction thereof, the inner side of the second housing is connected to the first housing, a maximum dimension of the second housing in the height direction thereof is smaller than a maximum diameter of the first housing, and a maximum dimension of the second housing in a length direction thereof is larger than a maximum diameter of the first housing.

7. An in-ear headphone as claimed in any one of claims 1 to 6, wherein: the second casing includes the body and the cover is located shell on the body, the shell is hollow structure, including a pair of relative first lateral wall and the second lateral wall that sets up along its thickness direction, a pair of relative roof and the diapire that sets up along its direction of height and a pair of relative first end wall and the second end wall that sets up along its direction of length, first lateral wall, second lateral wall, roof, diapire, first end wall and second end wall enclose into a accommodating space jointly, the body of second casing accept in the accommodating space, the ear prop with shell integrated into one piece.

8. An in-ear headphone as recited in claim 7, wherein: the first side wall is provided with a first opening communicated with the accommodating space so that the body of the second shell can enter the accommodating space of the shell through the first opening, the second side wall is provided with a second opening communicated with the accommodating space so that a part of the body of the second shell is exposed, and the exposed part of the body of the second shell is provided with an anti-collision sheet made of hard materials.

9. The earphone fixing structure is characterized by comprising a shell and an ear support, wherein the shell is integrally formed and used for sleeving an earphone body, the ear support extends from the shell, the shell is of a strip-shaped hollow structure and comprises a pair of first side wall and a second side wall which are oppositely arranged along the thickness direction of the shell, a pair of top wall and bottom wall which are oppositely arranged along the height direction of the shell and a pair of first end wall and second end wall which are oppositely arranged along the length direction of the shell, the first side wall, the second side wall, the top wall, the bottom wall, the first end wall and the second end wall jointly enclose an accommodating space for accommodating the earphone body, a first opening communicated with the accommodating space is formed in the first side wall so that the earphone body can enter the accommodating space of the shell through the first opening, and a second opening communicated with the accommodating space is formed in the second side wall so that one opening of the earphone body can be exposed And a portion between which the top and bottom walls are connected to form a racetrack shape.

10. The headset holding structure of claim 9, wherein: the ear support comprises an initial end, a tail end and an extension section, wherein the initial end is opposite to the tail end, the extension section is located between the initial end and the tail end, the initial end is connected to the shell, and the extension section is basically consistent in thickness.

11. The headset holding structure of claim 9, wherein:

the housing is of a long strip shape, and the maximum dimension of the housing in the length direction is larger than the maximum dimension of the housing in the thickness direction and the maximum dimension of the housing in the height direction; or

The projection of the earphone holding structure in the longitudinal plane of the shell is U-shaped or C-shaped, and the longitudinal plane is perpendicular to the thickness direction.