Light guide structure of earphone shell and earphone

Abstract

The utility model discloses a light guide structure of an earphone casing and an earphone, comprising an earphone casing, a light guide member installed in the earphone casing, a PCB support installed in the earphone casing and used for positioning the light guide member, a PCB arranged between the PCB support and the light guide member, and an LED lamp installed on the PCB. A first through hole matched with the LED lamp is formed in the light guide part, a piece of reflective paper is adhered in the earphone shell, a light outlet is formed in the surface of the earphone shell, the light guide part is partially exposed from the light outlet, the LED lamp emits light to the reflective paper, and the light guide part and the light outlet are connected with the earphone shell. And the light is reflected by the reflective paper, uniformly enters the light guide piece and is emitted outwards through the light outlet. Compared with a structure with a plurality of LED lamps, the single LED lamp structure reduces the power consumption of the circuit and saves the cost on the premise of not influencing the light effect.

Description

Technical field:

[0001] The utility model relates to the technical field of head-mounted earphones, in particular to a light-guiding structure of an ear shell of an earphone and the earphone. Background technology:

[0002] Headphones play an indispensable role in our daily life. Especially since 2000, the technology and performance of headphones have been greatly improved, and the market competition has become increasingly fierce. Among them, luminous gaming headphones stand out among many headphones with comparable technical performance, which greatly increases the added value of headphones and attracts the attention of consumers. Once they appeared, luminous gaming headphones immediately attracted a large number of game players. Most of the game players are young people. Compared with non-luminous headphones, luminous gaming headphones are cooler and have attracted crazy pursuit and following.

[0003] Later, some businesses aimed at the appearance market and made the lighting effects of the headphones more beautiful and eye-catching. In places such as Internet cafes with insufficient light, nothing is more attractive than glowing. This makes luminous gaming headphones not only popular among gamers, but also favored by many other consumers. The technology is relatively simple. The purpose of the headset glowing is achieved by installing LED lights in the ear shells of the headphones. Sometimes, in order to achieve more sophisticated lighting effects, the headset needs to have multiple bright spots. In this regard, many luminous gaming headsets on the market currently usually install multiple LED lights on the PCB board, and then use a translucent ear shell to allow the light to be emitted.

[0004] For example, a Chinese utility model patent with patent application number CN218450452U discloses a luminous earphone, which includes: a plurality of light-emitting units are arranged on the circuit board, the light-emitting units include a transparent bracket and LED lamp beads, the LED lamp beads are fixed on the circuit board through the bracket, the circuit board is provided with light-transmitting holes corresponding to the LED lamp beads, the earphone shell has a light-transmitting structure, the light-emitting unit and the sound-emitting unit are located at different horizontal cross-sections; a light-emitting unit electrically connected to the circuit board is arranged in the earphone shell, and cooperates with the transparent earphone shell to allow light to be transmitted through the earphone shell and radiated to the outside.

[0005] However, due to its own structural characteristics, this existing luminous earphone has the following shortcomings: its multiple LED lights are scattered, resources cannot be fully utilized, and uneven light emission is prone to occur; secondly, multiple LED lights increase the distance of the PCB board circuit, and the power consumption of the PCB board circuit increases accordingly.

[0006] In view of this, the inventor proposes the following technical solution. Utility model content:

[0007] The utility model aims to overcome the deficiencies of the prior art and provide a light guide structure of an ear shell of an earphone and an earphone.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a light guide structure of an earphone shell and an earphone, comprising: an earphone shell, a light guide installed in the earphone shell, a PCB bracket installed in the earphone shell and used for positioning the light guide, a PCB board arranged between the PCB bracket and the light guide, and an LED lamp installed on the PCB board, characterized in that a first through hole matching the LED lamp is provided on the light guide, a reflective paper is pasted in the earphone shell, a light outlet is provided on the surface of the earphone shell, the light guide is partially exposed from the light outlet, the LED lamp emits light to the reflective paper, the light is reflected by the reflective paper and evenly enters the light guide and is emitted outward through the light outlet.

[0009] Furthermore, in the above technical solution, a circular groove is provided in the earphone shell, and the reflective paper is pasted in the circular groove.

[0010] Furthermore, in the above technical solution, a first fixing column, a second fixing column and a third fixing column are formed inside the earphone shell.

[0011] Furthermore, in the above technical solution, the light guide has a first hole matching the first fixing post, the light guide has a second hole matching the second fixing post, and the light guide has a third hole matching the third fixing post.

[0012] Furthermore, in the above technical solution, a receiving groove for placing the PCB board is provided on the PCB bracket, and a through hole is also provided in the receiving groove.

[0013] Furthermore, in the above technical solution, the PCB bracket is formed with a plurality of latches for positioning, the earphone shell is formed with a plurality of slots matching with the latches, and the plurality of latches all have a T-shaped cross-section.

[0014] Furthermore, in the above technical solution, a first slot matching the first fixing column is formed on the PCB bracket, a second slot matching the second fixing column is formed on the PCB bracket, and a third slot matching the third fixing column is formed on the PCB bracket.

[0015] Furthermore, in the above technical solution, the light outlet is circular in shape, and a convex portion matching the light outlet and exposed outwardly along the light outlet is formed on the light guide.

[0016] An earphone, characterized by comprising a light-guiding structure and a sound-emitting unit of an ear shell of an earphone in the above technical solution.

[0017] After adopting the above technical scheme, the utility model has the following beneficial effects compared with the prior art: in terms of structural implementation, the utility model adopts a single LED lamp, and then reflects the light emitted by the LED lamp evenly to the light guide by pasting reflective paper in the earphone shell. The light is transmitted through the light guide and finally emitted outward through the convex part exposed from the light outlet, creating a uniform and delicate lighting effect; wherein, the combination of a single LED lamp and reflective paper can concentrate the reflected light emitted by the LED lamp, which can make full use of resources and avoid the problem of uneven light emission. In addition, compared with the structure of multiple LED lamps, the single LED lamp structure of the utility model reduces the power consumption of the circuit, saves costs and increases the service life without affecting the lighting effect. Description of the drawings:

[0018] Figure 1 It is a three-dimensional diagram of the utility model;

[0019] Figure 2 It is an exploded view of the utility model;

[0020] Figure 3 It is a three-dimensional diagram of the PCB bracket in the utility model;

[0021] Figure 4 It is a three-dimensional diagram of the light guide member in the utility model;

[0022] Figure 5 It is a three-dimensional diagram of the earphone shell in the utility model;

[0023] Figure 6 It is a three-dimensional diagram of the PCB board in the utility model. Specific implementation method:

[0024] The utility model is further described below in conjunction with specific embodiments and drawings.

[0025] See Figures 1 to 6As shown, a light guide structure of an earphone shell and an earphone, comprising: an earphone shell 1, a light guide member 10 installed in the earphone shell 1, a PCB bracket 20 installed in the earphone shell 1 and used for positioning the light guide member 10, a PCB board 30 arranged between the PCB bracket 20 and the light guide member 10, and an LED lamp 40 installed on the PCB board 30, characterized in that a first through hole 110 matching the LED lamp 40 is provided on the light guide member 10, a reflective paper 50 is pasted in the earphone shell 1, a light outlet 11 is provided on the surface of the earphone shell 1, and a part of the light guide member 10 is exposed from the light outlet 11, and the LED lamp 40 emits light to the reflective paper 50, and the light is evenly incident on the light guide member 10 after being reflected by the reflective paper 50 and is emitted outward through the light outlet 11.

[0026] In terms of structural implementation, the utility model adopts a single LED lamp 40, and then sticks reflective paper 50 in the earphone shell 1 to evenly reflect the light emitted by the LED lamp 40 to the light guide 10. The light is transmitted through the light guide 10 and finally emitted outward through the protrusion 105 exposed from the light outlet 11, creating a uniform and delicate lighting effect. Among them, the combination of the single LED lamp 40 and the reflective paper 50 can concentrate the reflected light emitted by the LED lamp 40, which can make full use of resources and avoid the problem of uneven light emission. In addition, compared with the structure of multiple LED lamps 40, the single LED lamp 40 structure of the utility model reduces the power consumption of the circuit without affecting the lighting effect, saves costs, increases the service life, and is easy to maintain.

[0027] A circular groove 15 is provided in the earphone shell 1, and the reflective paper 50 is pasted in the circular groove 15. The reflective paper 50 is circular in shape, silver in color, and has an arc surface, which can evenly reflect the light of the LED lamp 40 into the light guide 10 at all angles.

[0028] The earphone shell 1 is formed with a first fixing column 111, a second fixing column 112 and a third fixing column 113. The first fixing column 111, the second fixing column 112 and the third fixing column 113 can limit the light guide 10 and the PCB bracket 20, and are also used to be fixedly connected to the sound unit 105.

[0029] The light guide 10 has a first hole 101 matching the first fixing post 111 , a second hole 102 matching the second fixing post 112 , and a third hole 103 matching the third fixing post 113 .

[0030] The PCB bracket 20 is provided with a receiving groove 21 for placing the PCB board 30, and the receiving groove 21 is also provided with a second through hole 220. The receiving groove 21 can stably support the PCB board 30 to ensure the stability of the PCB board 30 during use, avoid sliding, and extend the service life; the second through hole 220 helps the PCB board 30 to dissipate heat.

[0031] The PCB bracket 20 is formed with a plurality of latches 210 for positioning, and the earphone housing 1 is formed with a plurality of slots 12 that match and engage with the latches 210, and the plurality of latches 210 all have a T-shaped cross-sectional shape. The T-shaped structure enables the latches 210 to be firmly engaged in the slots 12, ensuring that the PCB bracket 20 will not rotate in the circumferential direction.

[0032] The PCB bracket 20 is also formed with several abutments 230 for axially fixing the PCB bracket 20, and the earphone shell 1 is formed with several fixing buckles 130 matching the abutments 230. The fixing buckle 130 has an inclined surface, so that when the PCB bracket 20 is pushed in, the abutment 230 can slide into the fixing buckle 130 accordingly, and when sliding to the bottom of the fixing buckle 130, the fixing buckle 130 will be buckled with the abutment 230 to fix the PCB bracket 20 axially.

[0033] The PCB bracket 20 is formed with a first slot 201 matching the first fixing column 111 , the PCB bracket 20 is formed with a second slot 202 matching the second fixing column 112 , and the PCB bracket 20 is formed with a third slot 203 matching the third fixing column 113 .

[0034] The light outlet 11 is circular in shape, and a convex portion 105 matching the light outlet 11 and exposed outwardly along the light outlet 11 is formed on the light guide 10. Light is emitted outwardly through the convex portion 105.

[0035] An earphone, characterized by comprising the above technical solution and a sound unit 100.

[0036] To summarize, in terms of structural implementation, the utility model adopts a single LED lamp 40, and then pasted reflective paper 50 in the earphone shell 1 to evenly reflect the light emitted by the LED lamp 40 to the light guide 10. The light is transmitted through the light guide 10, and finally emitted outward through the protrusion 105 exposed from the light outlet 11, creating a uniform and delicate lighting effect; wherein, the combination of the single LED lamp 40 and the reflective paper 50 can concentrate the reflected light emitted by the LED lamp 40, which can make full use of resources and avoid the problem of uneven light emission. In addition, compared with the structure of multiple LED lamps 40, the single LED lamp 40 structure of the utility model reduces the power consumption of the circuit without affecting the lighting effect, saves costs, increases the service life, and is easy to maintain.

[0037] Of course, the above description is only a specific embodiment of the present invention and is not intended to limit the scope of implementation of the present invention. All equivalent changes or modifications made according to the structure, features and principles described in the patent application scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A light guide structure for an earphone shell, comprising: An earphone shell (1), a light guide (10) installed in the earphone shell (1), a PCB bracket (20) installed in the earphone shell (1) and used for positioning the light guide (10), a PCB board (30) arranged between the PCB bracket (20) and the light guide (10), and an LED lamp (40) installed on the PCB board (30), characterized in that a first through hole (110) matching the LED lamp (40) is provided on the light guide (10), a reflective paper (50) is pasted in the earphone shell (1), a light outlet (11) is provided on the surface of the earphone shell (1), a portion of the light guide (10) is exposed from the light outlet (11), the LED lamp (40) emits light to the reflective paper (50), the light is reflected by the reflective paper (50) and then uniformly enters the light guide (10) and is emitted outward through the light outlet (11).

2. The light guide structure of the ear shell of an earphone according to claim 1, characterized in that: A circular groove (15) is provided in the earphone shell (1), and the reflective paper (50) is pasted in the circular groove (15).

3. The light guide structure of the earphone shell according to claim 1, characterized in that: A first fixing column (111), a second fixing column (112) and a third fixing column (113) are formed inside the earphone shell (1).

4. The light guide structure of the earphone shell according to claim 3, characterized in that: The light guide (10) is provided with a first hole position (101) matching the first fixing column (111), the light guide (10) is provided with a second hole position (102) matching the second fixing column (112), and the light guide (10) is further provided with a third hole position (103) matching the third fixing column (113).

5. The light guide structure of the earphone shell according to claim 1, characterized in that: The PCB bracket (20) is provided with a receiving groove (21) for accommodating the PCB board (30), and a second through hole (220) is also provided in the receiving groove (21).

6. The light guide structure of the earphone shell according to claim 1, characterized in that: The PCB bracket (20) is formed with a plurality of latches (210) for positioning, and the earphone shell (1) is formed with a plurality of slots (12) that match and engage with the latches (210), and the plurality of latches (210) all have a T-shaped cross-section.

7. The light guide structure of the earphone shell according to claim 3, characterized in that: The PCB bracket (20) is formed with a first slot (201) matching the first fixing column (111), the PCB bracket (20) is formed with a second slot (202) matching the second fixing column (112), and the PCB bracket (20) is formed with a third slot (203) matching the third fixing column (113).

8. The light guide structure of an earphone shell according to any one of claims 1 to 7, characterized in that: The light outlet (11) is circular in shape, and the light guide (10) is formed with a convex portion (105) that matches the light outlet (11) and is exposed outwardly along the light outlet (11).

9. An earphone, characterized in that: A light-guiding structure and a sound-emitting unit (100) of an earphone shell as claimed in any one of claims 1 to 8.

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