CN218648938U - Luminous earphone - Google Patents

Abstract

The application is suitable for the technical field of earphones, and discloses an earphone capable of emitting light, which comprises an earphone shell, wherein a first circuit board is arranged in the earphone shell and comprises a control module, the control module is electrically connected with a light-emitting module, and the light-emitting module comprises a light-emitting element; the light guide element is used for transmitting the light of the light emitting element; the control module is used for adjusting the light-emitting mode of the light-emitting element; the light emitting mode includes a normally on, off and breathing mode, or the light emitting mode includes a normally on and off mode. The utility model provides a but luminous earphone utilizes light emitting component and leaded light component's cooperation to realize the function that can give out light, through set up control module on first circuit board, and this control module is used for adjusting light emitting component's light emitting mode to the realization is to light emitting component's the nimble regulation of light emitting mode.

Description

Luminous earphone

Technical Field

The application relates to the technical field of earphones, in particular to an earphone capable of emitting light.

Background

With the increasing popularity of electronic devices, electronic devices have become indispensable social and entertainment tools in people's daily life, and people have increasingly high requirements for electronic devices. Taking electronic devices such as earphones as an example, light is usually set to indicate the state of the earphones, and the current light source in the earphones is single in light emitting control, inconvenient to adjust, not beneficial to effective protection of light emitting elements, and not beneficial to flexible light emitting adjustment.

Disclosure of Invention

This application aims at solving one of the technical problem that exists among the prior art at least, and for this reason, this application provides a luminous earphone, sets up control module on the circuit board, and control module is used for adjusting light emitting component's luminous mode, luminous mode improves the luminous effect of lamp source including often brightening, closing and breathing mode.

The application provides a luminous earphone, which comprises an earphone shell,

a first circuit board is arranged in the earphone shell and comprises a control module, the control module is electrically connected with a light-emitting module, and the light-emitting module comprises a light-emitting element;

the light guide element is used for transmitting the light of the light emitting element;

the control module is used for adjusting the light-emitting mode of the light-emitting element; the lighting mode includes a normally on, off, and breathing mode, or the lighting mode includes a normally on and off mode.

Optionally, the first circuit board further includes a current limiting circuit, and the control module is electrically connected to the light emitting module through the current limiting circuit.

Optionally, the number of the light emitting modules is multiple, and the control module is electrically connected to one of the light emitting modules through one of the current limiting circuits, respectively.

Optionally, the number of the light emitting modules is at least one, the light emitting module includes three light emitting elements, and the three light emitting elements are RGB three-color lamps; the control module is provided with at least one output port group, each output port group comprises 3 output ports, and each output port outputs a control signal which is electrically connected to one of the RGB three-color lamps through one current limiting circuit.

Optionally, the control module outputs the control signal according to the volume of the earphone, and the control signal is used for controlling the brightness and/or color of each light-emitting element.

Optionally, the current limiting circuit comprises a current limiting resistor connected in series in a power path of the light emitting element.

Optionally, the current limiting circuit further comprises a controllable switching element; the control end of the controllable switch element is connected with the output end of the control module and used for receiving the control signal output by the control module; a first end of the controllable switching element is connected with one end of a series circuit formed by the light-emitting element and the current-limiting resistor, and a second end of the controllable switching element is connected with the ground; the other end of the series circuit is connected with a power supply.

Optionally, the light emitting module further includes a microcontroller, the control module, the microcontroller and the light emitting element are electrically connected in sequence, and the microcontroller is configured to receive and buffer a control signal from the control module and control a light emitting mode of the light emitting element according to the control signal.

Optionally, the number of the light emitting modules is multiple, and the multiple light emitting modules are connected in series.

Optionally, the control module outputs the control signal according to the volume of the earphone, and the control signal is used for controlling the brightness and/or color of each light-emitting element.

Compared with the prior art, the embodiment of the application has the following beneficial effects:

the luminous earphone provided by the embodiment of the application utilizes the cooperation of the luminous element and the light guide element to realize the luminous function, and the control module is arranged on the first circuit board and used for adjusting the luminous mode of the luminous element, so that the luminous mode of the luminous element can be flexibly adjusted.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic cross-sectional view of an exemplary earphone of the present application;

fig. 2 is a schematic diagram of an exemplary exploded structure of a headset according to the present application;

fig. 3 is a block diagram of a circuit structure of the earphone of the present application;

fig. 4 is a schematic diagram of a current limiting circuit of the headset of the present application;

FIG. 5 is a circuit diagram of a current limiting circuit for the bone conduction to the headset of the present application;

fig. 6 is a block diagram of another circuit structure of the earphone of the present application;

fig. 7 is a block diagram of another circuit structure of the earphone of the present application.

In the figure: 1. an earphone housing; 101. installing a cavity; 1011. a first step; 1012. a second step; 2. a first circuit board; 3. a horn assembly; 301. a second circuit board; 302. a coil; 303. a support; 304. a spring plate; 305. a cover plate; 3051. connecting grooves; 306. a counterweight; 307. a magnetic conductive sheet; 308. a magnet; 309. iron U; 3091. a bending section; 4. a light emitting module; 5. a light guide element; 5011. a light transmitting tube body; 5012. a light-tight tube body; 502. a light guide hose; 503. memorizing the steel wire; 504. a wire; 6. fixing a bracket; 601. a groove; 602. a shading sheet; 7. a battery; 8. a left earphone; 9. a right earphone; 10. and a wire hanging component.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.

In the description of the present application, it is to be understood that the orientation descriptions are referred to merely for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the application.

In the description of the present application, unless otherwise expressly limited, terms such as set, mounted, connected and the like should be construed broadly, and those skilled in the art can reasonably determine the specific meaning of the terms in the present application by combining the detailed contents of the technical solutions.

Furthermore, in the description of the present application and the appended claims, the terms "first," "second," "third," and the like are used for distinguishing between descriptions and not necessarily for describing a relative importance or importance.

Referring to fig. 1, an embodiment of the present application provides an earphone with light emitting function, including an earphone housing 1; a first circuit board 2 is arranged in the earphone shell 1, the first circuit board 2 is electrically connected with a light-emitting module 4, and the light-emitting module 4 comprises a light-emitting element; a light guide element 5, wherein the light guide element 5 is used for transmitting the light of the light emitting element; the first circuit board 2 includes a control module (not shown) for adjusting a light emitting mode of the light emitting element; the lighting mode includes a normally on, off, and breathing mode, or the lighting mode includes a normally on and off mode. The earphone that can give out light that this application embodiment provided utilizes the cooperation of light emitting component and leaded light component to realize the function that can give out light, through set up control module on first circuit board 2, and control module is used for adjusting the luminous mode of light emitting component and realizes the control to the nimble luminous mode of light emitting component.

The control module in the embodiment of the present application may adjust the light emitting mode by setting the waveform of the output signal, for example, the control module may output an active level, an inactive level, or a pulse voltage, and the pulse voltage may be set to different duty ratios and to different durations of the active level and the inactive level. And through the setting of the duty ratio, the duration of the active level and the duration of the inactive level, the light emitting module receiving the pulse voltage is in a normally on, off or breathing mode. For example, when the control module outputs an invalid level, the light emitting module is in an off mode, and the light emitting element keeps a non-light emitting state; when the control module outputs an effective level, the light-emitting module is in a normally-on mode, and the light-emitting element keeps a light-emitting state; when the control module outputs pulse voltage, the light-emitting mode can be in a breathing mode when the duration of the effective level and the duration of the ineffective level of the pulse voltage are reasonably set, the light-emitting element keeps a flickering state, and the breathing mode has breathing frequency (namely flickering frequency) corresponding to the duration. Illustratively, the active level may refer to a high level, e.g., 3.3V; the inactive level may refer to a low level, e.g., 0V.

The control module in the embodiment of the application can be a single chip microcomputer or a Bluetooth chip, and the model of the control module can be flexibly selected according to the requirements on computing capacity and port output capacity in actual application.

Fig. 1 also shows a fixing bracket 6, which fixing bracket 6 is used to fix the light-guiding element 5. The fixing bracket 6 is fixed on the first circuit board 2, and the light guide element 5 is positioned by the fixing bracket 6. One end of the fixing bracket 6 can be fixed on the first circuit board 2 through a fixing part and is close to the light-emitting element 4, and the other end of the fixing bracket 6 can be connected and fixed with a side plate in the earphone shell 1, so that the fixing function is realized; the light exit end of the light guiding element 5 may leave the fixed holder 6. The above fixing method is merely an example, and the fixing method of the light guide element 5 is not limited to the method shown in fig. 1.

It is understood that the light emitting element 4 is an LED lamp, an incandescent lamp, a halogen lamp, a fluorescent lamp, a metal halide lamp, or the like capable of emitting light.

Referring to fig. 2, the headset includes a left headset 8 and a right headset 9, and the left headset 8 and the right headset 9 are connected by a cord set 10. The basic structures of the left earphone 8 and the right earphone 9 are consistent, the wire hanging component 10 can be made of steel wires, and a lead for communicating the circuits of the left earphone 8 and the right earphone 9 is arranged in the wire hanging component 10; the first circuit board 2 is arranged in the right earphone 9, the rechargeable battery 7 is arranged in the left earphone 8, and the rechargeable battery 7 can be connected with the first circuit board 2 of the right earphone 9 through a flexible circuit and a lead.

The mechanical structures such as the fixing bracket of the earphone and the type of earphone shown in fig. 1-2 are all described by way of example, and the embodiments provided in this application may be implemented on the basis of the above mechanical structures, or on other mechanical structures that may be foreseen by those skilled in the art, and the above mechanical structures should not be construed as limiting the embodiments provided in this application.

In some embodiments provided herein, as shown in fig. 3, the first circuit board 2 further includes a current limiting circuit, and the control module is electrically connected to the light emitting module through the current limiting circuit. In this embodiment, the current flowing through the light emitting element in the light emitting module is limited by the current limiting circuit, so that the light emitting element is protected. In fig. 3, one end of the light emitting module is connected to the current limiting circuit, and the other end is connected to the ground terminal of the control module. The light emitting module is further connected to a power supply, and the power supply is used to provide working power for the light emitting module, for example, the power supply for the control module in fig. 3 can be used as the power supply for the light emitting module. The power supply of the light emitting module is not limited in the embodiment of the present application. Alternatively, the other end may be directly grounded, as long as a power supply loop can be provided for the light emitting module.

As shown in fig. 4, a schematic diagram of a current limiting circuit is shown. The current limiting circuit comprises a current limiting resistor, the current limiting resistor is connected in series in a power supply loop of the light-emitting element, and the power supply loop comprises a power supply source. Illustratively, if the power supply of the light-emitting element is 3.3V and the operating voltage thereof is 2.1V, the light-emitting element will be burned out at the moment of connecting the power supply to the ground, and a proper current-limiting resistor is connected in series to play a role of voltage division. For example, the working voltage of a common LED white light lamp is 3-3.3V, the working voltage of an LED red light lamp is 1.8-2.2V, the working voltage of an LED blue light lamp is 3.0-3.2V, the working voltage of an LED green light lamp is 2.9-3.1V, and the working voltage of an LED yellow light lamp is 1.8-2.0V. For the LED lamp with the working voltage less than the voltage of the power supply, a solution of voltage division by series current limiting resistors can be adopted. Assuming that the current required to flow through the LED lamp is 10ma and the operating voltage of the LED lamp is 2.1V, the current limiting resistor needs to bear the voltage: 3.3-2.1=0.9V, and the resistance value of the current limiting resistor = voltage/current =0.9V/0.01a =90 ohms according to ohm's law. The voltage range and the current value are only examples, and are used for explaining the principle of setting the resistance value of the current limiting resistor, and are not used as limitations to the embodiments of the present application.

In some embodiments provided in the present application, there are a plurality of light emitting modules, that is, more than 2 light emitting modules, and the control module is electrically connected to one light emitting module through a current limiting circuit, and preferably, the monochromatic light emitted by each light emitting module is different. For example, each of the plurality of output ports of the control module for controlling the light emitting module is electrically connected to one light emitting module through one current limiting resistor, and since the operating voltages of the various monochromatic lamps are different, the adjustment control of the plurality of different light emitting modules can be realized by connecting different current limiting resistors in series.

In some embodiments provided herein, the current limiting circuit includes a current limiting resistor connected in series in the power path of the light emitting element. As shown in fig. 4, the current limiting resistor and the light emitting element are connected in series in a power supply loop of the power supply. With this arrangement, the protection of the light emitting element can be easily achieved.

In some embodiments provided herein, the number of the light emitting modules is at least one, and the light emitting module includes three light emitting elements, and the light emitting elements are RGB three-color lamps; the control module is provided with at least one output port group, each output port group comprises 3 output ports, and each output port outputs a control signal which is electrically connected to one single color lamp in the RGB three-color lamps through one current limiting circuit. As shown in fig. 6, IO × 3 in the figure indicates that one output port group includes 3 output ports, each light-emitting module includes three light-emitting elements, and the three light-emitting elements are RGB three-color lamps, i.e., a red lamp, a green lamp, and a blue lamp. In fig. 6, one end of the light emitting module is connected to the current limiting circuit, and the other end of the light emitting module is connected to the ground terminal of the control module. In this embodiment, the light emitting element of the light emitting module is an RGB three-color lamp, which can emit light of different colors, and can emit light of different colors and brightness by adjustment of the control module.

In some embodiments provided herein, the control module outputs the control signal according to a volume of the headset, and the control signal is used for controlling a brightness and/or a color of each light-emitting element. In the present embodiment, the light emitting module can also change brightness or color according to volume. For example, the control module may obtain a volume signal, and output a control signal according to the volume signal to control at least one of the brightness or the color of each light emitting module. Such an arrangement makes the adjustment of the light emitting module more flexible. For example, the control module may detect the volume according to the current or power consumption of the power amplifier of the earphone when music is played, and control at least one of the color or the brightness of the light emitting module according to the detected current or power consumption.

In some embodiments provided herein, the current limiting circuit includes a current limiting resistor connected in series in a power path of the light emitting element. As shown in fig. 4 and 6, the current limiting circuit includes a current limiting resistor. The protection of the light-emitting module is realized by using the current-limiting resistor conveniently and simply.

In some embodiments provided herein, the current limiting circuit further comprises a controllable switching element; the control end of the controllable switch element is connected with the output end of the control module and used for receiving the control signal output by the control module; a first end of the controllable switching element is connected with one end of a series circuit formed by the light-emitting element and the current-limiting resistor, and a second end of the controllable switching element is connected with the ground; and the other end of the series circuit is connected with a power supply.

Specifically, referring to fig. 5, in the drawing, 3V3 represents a 3.3V power supply, R1 represents a current limiting resistor, C represents a control signal from the control module, LED represents a light emitting element, and Q1 is a triode switching element. The voltage of the power supply, the type of the light emitting element, and the type of the switching element are merely examples, and are not intended to limit the embodiments of the present application. The current limiting resistor R1 and the light emitting element LED constitute a series circuit, one end of the series circuit is connected to a first end (i.e., a collector) of the switching element Q1, a second end (an emitter) of the switching element Q1 is grounded, and a control end (a base) of the switching element is configured to receive a control signal C. When the control signal C is high level, Q1 is conducted, the power supply path of the series circuit is conducted, and the current limiting resistor R1 plays a role in current limiting and voltage dividing. When the control signal C is at low level, Q1 is turned off, and the power supply path of the series circuit is disconnected.

Although not explicitly shown in fig. 3, fig. 6, and fig. 7, it is understood that the light emitting module or the light emitting module and the current limiting circuit all have a power supply to provide an operating power supply thereto, for example, a power supply of the control module may be used as a power supply of the light emitting module or the light emitting module and the current limiting circuit.

In some embodiments provided in the present application, the light emitting module further includes a microcontroller, the control module, the microcontroller and the light emitting element are electrically connected in sequence, the microcontroller is configured to receive and buffer a control signal from the control module and control a light emitting mode of the light emitting element according to the control signal, wherein the light emitting mode includes a normally on mode, a closed mode and a breathing mode, or the light emitting mode includes a normally on mode and a closed mode.

As shown IN fig. 7, the control module includes a power output port V +, a DATA output port DATA, and a ground port GND, the light emitting module includes a microcontroller MCU, and the microcontroller MCU includes a power input port V +, a DATA input port DATA IN, and a ground port GND. The power input port V +, the DATA input port DATA IN and the ground port GND of the microprocessor MCU are respectively and electrically connected with the power output port V +, the DATA output port DATA and the ground port GND of the control module, and the microprocessor MCU receives electric signals transmitted by the ports of the control module. The microprocessor controls the light-emitting elements in the light-emitting modules according to the received signals and can continuously transmit the signals to the light-emitting modules connected in series at the next stage; and the next light-emitting module realizes the control and regulation of the light-emitting elements in the light-emitting module in the same way, and outputs the light-emitting elements to the next stage of the next light-emitting module or the light-emitting modules connected in series. In this embodiment, a plurality of light emitting modules are connected in series. Alternatively, the plurality of light emitting modules may also be connected IN parallel, IN this case, the output port group (including the power output port V +, the DATA output port DATA, and the ground port GND) of the control module is respectively connected with the input ports (the power input port V +, the DATA input port DATA IN, the ground port GND) of the microprocessors of the plurality of light emitting modules, and the output port group of the control module may output the control signal to different light emitting modules IN a time-sharing manner, so as to control the plurality of light emitting modules connected IN parallel.

In this embodiment, since the light emitting module with the microprocessor is adopted, when the light emitting element is flexibly adjusted, the output port of the control module does not need to be continuously output and always work, and only when the output port needs to be changed, the output port sends out an instruction. Similarly, the light emitting mode in the present embodiment includes a normally on, off, and breathing mode; the control module can also be set to output a control signal at each control output port according to the volume of the earphone, wherein the control signal is used for controlling the brightness and/or color of each light-emitting module; the GND terminal of the microprocessor in the light emitting module may also be directly connected to ground. In this embodiment, the DATA is Bit DATA, and the microprocessor may output control signals with different duty ratios to the light emitting element according to the received Bit DATA, and perform at least one of mode control, color control, and volume control on the light emitting element. The process of generating different duty cycle signals by the microprocessor according to different bit data is a routine design in the field, and the process is not the inventive gist of the embodiment of the present application.

In some embodiments provided herein, the light emitting module is a plurality of light emitting modules, and the plurality of light emitting modules are connected in series. As shown in fig. 7, in this embodiment, the microprocessor can control and adjust the light emitting elements in the light emitting modules according to the received signals, and can further transmit the signals to the next light emitting modules connected in series or in cascade; and the next light-emitting module realizes the control and regulation of the light-emitting elements in the light-emitting module in the same way and outputs the light-emitting elements to the next cascade or series connected light-emitting module of the next light-emitting module. In this embodiment, a plurality of light emitting modules can be controlled simultaneously, so that the control and adjustment are more flexible and diversified.

In some embodiments provided herein, the control module outputs the control signal according to a volume of the headset, the control signal being used to control at least one of a brightness or a color of each light emitting element. In the present embodiment, the light emitting module can also change brightness or color according to the volume. For example, the control module may obtain a volume signal, and output a control signal according to the volume signal to control at least one of the brightness or the color of each light emitting module. Such an arrangement makes the adjustment of the light emitting module more flexible.

In some embodiments provided by the present application, the control module may be a bluetooth chip or a single chip, which can be flexibly selected by a person skilled in the art.

The above-mentioned embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.

Claims (10)

1. A luminous earphone comprises an earphone shell and is characterized in that,

a first circuit board is arranged in the earphone shell and comprises a control module, the control module is electrically connected with a light-emitting module, and the light-emitting module comprises a light-emitting element;

the light guide element is used for transmitting the light of the light-emitting element;

the control module is used for adjusting the light-emitting mode of the light-emitting element; the lighting mode includes a normally on, off, and breathing mode, or the lighting mode includes a normally on and off mode.

2. The illuminable headset of claim 1, wherein the first circuit board further comprises a current limiting circuit, and the control module is electrically connected to the lighting module via the current limiting circuit.

3. The illuminatable earphone according to claim 2, wherein said lighting module is plural, and said control module is electrically connected to one of said lighting modules through one of said current limiting circuits, respectively.

4. The illuminatable headset of claim 2, wherein said lighting module is at least one, said lighting module comprising three lighting elements, said three lighting elements being RGB tri-color lights; the control module is provided with at least one output port group, each output port group comprises 3 output ports, and each output port outputs a control signal which is electrically connected to one single color lamp in the RGB three-color lamps through one current limiting circuit.

5. The illuminatable headset of claim 4, wherein the control module outputs the control signal according to a volume of the headset, and the control signal is used for controlling brightness and/or color of each light-emitting element.

6. The illuminable headset of claim 4, wherein the current limiting circuit comprises a current limiting resistor connected in series in the power path of the light-emitting element.

7. The illuminable headset of claim 6, wherein the current limiting circuit further comprises a controllable switching element; the control end of the controllable switch element is connected with the output end of the control module and used for receiving the control signal output by the control module; a first end of the controllable switching element is connected with one end of a series circuit formed by the light-emitting element and the current-limiting resistor, and a second end of the controllable switching element is connected with the ground; the other end of the series circuit is connected with a power supply.

8. The illuminatable headset of claim 1, wherein the light module further comprises a microcontroller, and the control module, the microcontroller and the light emitting element are electrically connected in sequence, and the microcontroller is configured to receive and buffer a control signal from the control module and control a light emitting mode of the light emitting element according to the control signal.

9. The illuminatable ear cup according to claim 8, wherein said illuminating module is plural, and plural illuminating modules are connected in series.

10. The illuminatable headset of claim 8 or 9, wherein the control module outputs the control signal according to a volume of the headset, and the control signal is used for controlling brightness and/or color of each light-emitting element.

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