CN220123051U

CN220123051U - In-ear directional sound field earphone

Info

Publication number: CN220123051U
Application number: CN202321439838.1U
Authority: CN
Inventors: 李增峰
Original assignee: Shenzhen Qili Audio Application Co ltd
Current assignee: Shenzhen Qili Audio Application Co ltd
Priority date: 2023-06-07
Filing date: 2023-06-07
Publication date: 2023-12-01
Anticipated expiration: 2033-06-07

Abstract

The utility model relates to the technical field of headphones, in particular to an in-ear directional sound field headphones, which comprise a wire control mechanism and at least one headphone unit, wherein the headphone unit comprises a headphone shell and a directional loudspeaker arranged in the headphone shell, the wire control mechanism comprises a wire control box, and a circuit board and a power supply piece are arranged in the wire control box; the circuit board is connected with the directional loudspeaker through an earphone wire and is detachably connected with the earphone wire; according to the utility model, through the structural design that the wire control box is designed to be convenient to disassemble and assemble, and meanwhile, the circuit board and the earphone wire are designed to be disassembled, when the earphone wire is damaged or a certain earphone is damaged, the disassembly of the earphone wire can be further realized through the disassembly of the wire control box, a user can realize the replacement operation of a single earphone unit, the modularized structural design is realized, the replacement difficulty of accessories is effectively reduced, the maintenance cost of the earphone is reduced, and the economy is stronger.

Description

In-ear directional sound field earphone

Technical Field

The utility model relates to the technical field of headphones, in particular to an in-ear directional sound field headphones.

Background

In-ear headphones, also known as ear canal headphones, in-ear plugs, or in-ear monitors, are headphones that are used inside the human auditory organ, according to their design, to seal the user's ear canal when in use.

At present, in order to promote the functionality of earphone, the combination of directional speaker in earphone appears in the prior art to reach the audio effect that sends directional sound field, as disclosed in chinese patent publication No. CN212344027U, a novel headset is disclosed, it is through with sound hole vertical orientation in the centre of a circle of earphone shell, and lie in same horizontal line with the ear canal mouth, a directional sound transmission theory of operation, can be convenient for directional speaker's sound come out from sound hole and get into the ear canal mouth, improve the wearer hearing effect, it aims at reaching directional sound transmission's purpose through the position that changes the speaker.

In the structure of the existing in-ear earphone, there is a disadvantage that a welding structure is generally adopted between the earphone wire and the circuit board in the wire control box. This means that when the earphone or the earphone cord is damaged, replacement by re-welding is required, which clearly increases the difficulty and inconvenience of replacement for the user. We therefore propose an in-ear directed sound field earphone.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an in-ear directional sound field earphone.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the in-ear directional sound field earphone comprises a wire control mechanism and at least one earphone unit, wherein the earphone unit comprises an earphone shell and a directional loudspeaker arranged in the earphone shell, the wire control mechanism comprises a wire control box, and a circuit board and a power supply piece are arranged in the wire control box;

the circuit board is connected with the directional loudspeaker through an earphone wire and is detachably connected with the earphone wire;

the drive-by-wire box comprises detachable upper shell and inferior valve.

Further, a socket is welded on the circuit board, and a plug is arranged at the end part of the earphone wire, wherein the plug is spliced with the socket.

Furthermore, at least one claw is arranged on two sides of the lower part of the upper shell, positioning holes are formed on two sides of the inner cavity of the lower shell, and the claws can be inserted into the inner sides of the positioning holes.

Further, a plurality of elastic columns are arranged on the inner side of the lower shell, the circuit board is placed above the elastic columns, and the power supply piece is placed below the circuit board.

Further, four elastic columns are distributed in a matrix, each elastic column is of a columnar hollow structure, and deformation grooves are formed in the outer sides of the elastic columns;

the top of the elastic column is also provided with a step position, and the circuit board is provided with a through hole which is matched with the step position.

Furthermore, a heat conducting plate is embedded in the lower end face of the lower shell, and the power supply piece is connected with the heat conducting plate through heat conducting glue.

Further, a protruding block is sleeved on the outer side of the earphone wire, a clamping groove is formed in the middle of the protruding block, a bayonet is formed between the end portions of the upper shell and the end portion of the lower shell, and the clamping groove is arranged in the bayonet.

The in-ear directional sound field earphone provided by the utility model has the beneficial effects that: according to the utility model, through the structural design that the wire control box is designed to be convenient to disassemble and assemble, and meanwhile, the circuit board and the earphone wire are designed to be disassembled, when the earphone wire is damaged or a certain earphone is damaged, the disassembly of the earphone wire can be further realized through the disassembly of the wire control box, a user can realize the replacement operation of a single earphone unit, the modularized structural design is realized, the replacement difficulty of accessories is effectively reduced, the maintenance cost of the earphone is reduced, and the economy is stronger.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a schematic diagram of a drive-by-wire mechanism according to the present utility model;

fig. 3 is a cross-sectional view of the lower housing of the present utility model.

In the figure: 1. a drive-by-wire mechanism; 11. a drive-by-wire box; 111. an upper case; 112. a lower case; 113. a claw; 114. positioning holes; 115. an elastic column; 116. a deformation groove; 117. a landing position; 118. a heat conductive plate; 12. a circuit board; 13. a power supply member; 14. an earphone line; 141. a protruding block; 15. a socket; 16. a plug; 2. and an earphone unit.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, an embodiment of the present utility model discloses an in-ear directional sound field earphone, which includes a wire control mechanism 1 and at least one earphone unit 2, wherein the earphone unit 2 includes an earphone shell and a directional speaker disposed in the earphone shell, the structure of the directional speaker is not described in detail herein, the wire control mechanism 1 includes a wire control box 11, and a circuit board 12 and a power supply member 13 are disposed inside the wire control box 11;

wherein the circuit board 12 is connected with the directional speaker through an earphone wire 14, and the circuit board 12 is detachably connected with the earphone wire 14;

the drive-by-wire box 11 is composed of a detachable upper shell 111 and a detachable lower shell 112.

Specifically, in the utility model, through the structural design of conveniently and fast detachable drive-by-wire box 11, meanwhile, the circuit board 12 and the earphone wire 14 adopt the detachable structural design, when the earphone wire 14 is damaged or a certain earphone is damaged, the disassembly of the drive-by-wire box 11 can be further realized, the user can realize the replacement operation of a single earphone unit 2, the modularized structural design is realized, the replacement difficulty of accessories is effectively reduced, the maintenance cost of the earphone is also reduced, and the economy is stronger.

In some embodiments, the socket 15 is soldered to the circuit board 12, the socket 15 may be a terminal socket, the end of the earphone cord 14 has a plug 16, and a claw structure may be further disposed between the plug 16 and the terminal socket to implement a clamping connection, which is not described in detail herein.

On the basis of the above embodiment, at least one claw 113 is disposed on two sides of the lower portion of the upper case 111, two positioning holes 114 are formed on two sides of the inner cavity of the lower case 112, and the claw 113 can be inserted into the inner side of the positioning holes 114.

That is, when the user needs to disassemble the upper shell 111 for repairing and replacing the internal parts, the user only needs to press the claw portion of the claw 113 to separate the claw portion from the positioning hole 114, and then the upper shell 111 and the lower shell 112 can be separated, so as to effectively improve the convenience of disassembling the wire control box 11.

In addition, in the present utility model, a plurality of elastic columns 115 are disposed on the inner side of the lower case 112, the circuit board 12 is disposed above the plurality of elastic columns 115, the elastic columns 115 are used for supporting the circuit board 12 and realizing a certain degree of shock absorption protection, and the power supply member 13 is disposed below the circuit board 12.

For example, four elastic columns 115 are distributed in matrix, however, in other embodiments, more elastic columns 115 may be designed, and the specific number is not limited, the elastic columns 115 are in a columnar hollow structure, and deformation grooves 116 are formed on the outer sides of the elastic columns 115, and the deformation grooves 116 are designed to provide deformation spaces of the elastic columns 115 so as to achieve a certain elastic supporting capability;

the top of the elastic column 115 is further provided with a landing 117, and the circuit board 12 is provided with a through hole adapted to the landing 117, and after the installation, the circuit board 12 is not easy to move due to the limitation of the landing 117, and has a strong positioning capability.

In addition, in view of heat dissipation to the power supply member 13, a heat conductive plate 118 is also embedded in the lower end surface of the lower case 112 in the embodiment of the present utility model, and the heat conductive plate 118 may be provided as a copper plate or an aluminum plate, and the power supply member 13 is connected to the heat conductive plate 118 through a heat conductive adhesive.

It should be noted that, in order to fix the earphone line 14 and reduce the pulling force of the earphone unit 2 on the connection portion during wearing, in the embodiment of the present utility model, a protruding block 141 is sleeved on the outer side of the earphone line 14, a clamping groove is formed in the middle of the protruding block 141, a bayonet is formed between the ends of the upper shell 111 and the lower shell 112, and the clamping groove is disposed in the bayonet, so that after the upper shell 111 and the lower shell 112 are clamped and fixed, the earphone line 14 is fixed by clamping and limiting the clamping groove of the protruding block 141.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an in-ear directional sound field earphone, includes drive-by-wire mechanism (1) and at least one earphone unit (2), earphone unit (2) include earphone shell and arrange the directional loudspeaker in the earphone shell, its characterized in that: the wire control mechanism (1) comprises a wire control box (11), wherein a circuit board (12) and a power supply piece (13) are arranged in the wire control box (11);

wherein the circuit board (12) is connected with the directional loudspeaker through an earphone wire (14), and the circuit board (12) is detachably connected with the earphone wire (14);

the drive-by-wire box (11) is composed of a detachable upper shell (111) and a detachable lower shell (112).

2. An in-ear directed sound field earphone as claimed in claim 1, wherein: a socket (15) is welded on the circuit board (12), and a plug (16) is arranged at the end part of the earphone wire (14), wherein the plug (16) is plugged with the socket (15).

3. An in-ear directed sound field earphone as claimed in claim 1, wherein: at least one claw (113) is arranged on two sides of the lower part of the upper shell (111), positioning holes (114) are formed on two sides of the inner cavity of the lower shell (112), and the claw (113) can be inserted into the inner side of each positioning hole (114).

4. An in-ear directed sound field earphone as claimed in claim 1, wherein: the inner side of the lower shell (112) is provided with a plurality of elastic columns (115), the circuit board (12) is arranged above the elastic columns (115), and the power supply piece (13) is arranged below the circuit board (12).

5. An in-ear directed sound field earphone as recited in claim 4, wherein: four elastic columns (115) are distributed in a matrix, the elastic columns (115) are of columnar hollow structures, and deformation grooves (116) are formed in the outer sides of the elastic columns (115);

the top of the elastic column (115) is also provided with a ladder stand (117), and the circuit board (12) is provided with a through hole matched with the ladder stand (117).

6. An in-ear directed sound field earphone as recited in claim 4, wherein: a heat conducting plate (118) is embedded in the lower end face of the lower shell (112), and the power supply piece (13) is connected with the heat conducting plate (118) through heat conducting glue.

7. An in-ear directed sound field earphone as claimed in any one of claims 1-6, wherein: the earphone wire (14) is sleeved with a protruding block (141), a clamping groove is formed in the middle of the protruding block (141), a bayonet is formed between the ends of the upper shell (111) and the lower shell (112), and the clamping groove is arranged in the bayonet.