CN209375876U - Headphone boxes and audio devices - Google Patents

Abstract

An earphone box, comprising an outer shell and a box body arranged inside the outer shell, the box body is provided with a storage chamber for accommodating wireless earphones; an audio module is also arranged in the earphone box, and the audio module is close to the The storage cavity is set to receive the signal from the wireless earphone placed in the storage cavity; the audio module converts the signal after receiving the signal from the wireless earphone, and the sound from the wireless earphone passes through the earphone The audio module of the box is amplified and played; the utility model also relates to an audio device, and the audio device includes a wireless earphone and the above-mentioned earphone box. The above-mentioned earphone box can not only charge the wireless earphone, but also act as a sound box, which improves the user experience.

Description

Headphone boxes and audio devices

technical field

The utility model relates to the field of audio technology, in particular to an earphone box and an audio device.

Background technique

Existing earphone boxes are generally used for storing earphones, and with the rapid development of science and technology, wireless earphones are more favored by the public for the convenience of use. In the process of using wireless earphones, people have realized that the wireless earphones are small in size, and their insufficient power will lead to frequent charging. The solution to this problem is to charge the wireless earphones through the earphone box. But in some cases, when you don't want to wear wireless earphones but need to play music, radio, etc. when you are alone in your residence, the above-mentioned earphone box cannot realize this function.

Utility model content

In view of this, it is necessary to provide an earphone box and an audio device, aiming at amplifying the sound in the wireless earphone to achieve the effect of sound.

An earphone box, comprising an outer shell and a box body arranged inside the outer shell, the box body is provided with a storage chamber for accommodating wireless earphones; an audio module is also arranged in the earphone box, and the audio module is close to the The storage cavity is set to receive the signal from the wireless earphone placed in the storage cavity;

The audio module is also used for converting and amplifying the signal and outputting the audio after receiving the signal from the wireless earphone.

In at least one manner, the audio module includes a signal receiving part, a power amplifier and a speaker unit, and the signal receiving part is arranged on the side wall of the receiving cavity to be close to the wireless earphone and receive signals, and the signal receiving part The receiving part is connected to the power amplifier, and the speaker unit is connected to the power amplifier;

After the signal receiving part receives the signal sent by the wireless earphone, the signal is processed by the power amplifier, and then the speaker unit outputs the audio.

In at least one form, the signal receiving unit is a wireless induction coil or a microphone.

In at least one manner, a circuit board and a battery are arranged inside the earphone box, the battery is electrically connected to the circuit board, and the battery is used to provide power for the wireless earphone and components electrically connected to the circuit board. electricity.

In at least one manner, the side wall of the housing cavity of the box body is also provided with contacts that cooperate with the wireless earphones, the contacts are electrically connected to the circuit board, and the box body Connect the charging circuit of the wireless earphone.

In at least one manner, the box body is further provided with an indicator light for displaying a charging state, and the indicator light is provided on a side wall of the storage cavity and is electrically connected to the circuit board.

In at least one manner, the earphone box is further provided with an audio interface electrically connected to the circuit board, and the earphone box can establish an audio connection with the mobile terminal through the audio interface.

In at least one manner, the earphone box is further provided with a charging interface for charging the battery, and the charging interface is arranged in parallel with the audio interface.

In at least one manner, the earphone box is in the shape of a cylinder, and the opposite ends of the box are respectively a free end and a limiting end;

When the free end of the box body is moved, the free end drives the box body to move in the casing, and the limit end is used to be clamped with a predetermined position of the casing to limit the movement of the box body. extreme position.

An audio device comprising:

Wireless Headphones and

An earphone box, the earphone box is used to charge the wireless earphone; the earphone box is any one of the aforementioned earphone boxes.

The earphone box provided above includes an outer shell and a box body inside the outer shell, the box body is provided with a storage cavity for accommodating wireless earphones; the earphone box is also provided with an audio module, and the audio module is close to the The storage cavity is set to receive the signal from the wireless earphone placed in the storage cavity; the audio module is also used to convert and amplify the signal and output the audio after receiving the signal from the wireless earphone. It also relates to an audio device including the above-mentioned earphone box. Through the above-mentioned earphone box, when the wireless earphone is placed in the earphone box, the content played in the wireless earphone can be amplified by the earphone box to achieve a sound effect. When you don't want to wear the wireless headset, you can also hear the playback content in the wireless headset.

Description of drawings

FIG. 1 is a three-dimensional schematic diagram of an earphone box.

Fig. 2 is a schematic diagram of the box body of the earphone box being pulled out from the casing in the first embodiment shown in Fig. 1 .

FIG. 3 is a schematic diagram of a wireless earphone.

Fig. 4 is a schematic diagram of the earphone box of the first embodiment.

Fig. 5 is a schematic diagram of pulling out the box body of the earphone box from the casing in another embodiment.

Fig. 6 is a schematic diagram of the earphone box of the second embodiment.

Fig. 7 is a schematic diagram of a wireless earphone.

Description of main component symbols

Audio device 300

Headphone case 100

Box 10

limit end 101

free end 102

Containment chamber 11

side wall 111

placement 112

Audio Module 12

Wireless induction coil 121

Preamplifier 122, 402

Power amplifier 123, 403

Speaker unit 124, 404

Microphone 125

Contact 13

indicator lights 14

audio interface 15

Charging port 16

shell 20

Suspension 21

Wireless Headphones 200

Headphone contacts 30

Audio Receiver Module 40

Audio Receiver 401

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that when a component is considered to be "connected" to another component, it may be directly connected to the other component or there may be an intervening component at the same time. When a component is said to be "set on" another component, it can be set directly on the other component or there may be an intervening component at the same time. The terms "top", "bottom", "upper", "lower", "left", "right", "front", "rear", and similar expressions are used herein for the purpose of description only.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of this invention. The terminology used in the description of the utility model herein is only for the purpose of describing specific embodiments, and is not intended to limit the utility model.

first embodiment

Please refer to Fig. 1 and Fig. 2, the present embodiment provides an audio device 300, the audio device 300 includes an earphone box 100 and a wireless earphone 200, when the wireless earphone 200 is placed inside the earphone box 100, through the When the wireless earphone 200 cooperates with the earphone box 100, the earphone box 100 can be used as an audio system.

Please refer to FIG. 2 , the earphone box 100 is roughly cylindrical and includes a box body 10 and a casing 20 , and the box body 10 is disposed inside the casing 20 for movement.

The box body 10 is provided with a receiving cavity 11 , and the earphone box 100 is also provided with an audio module 12 , specifically, in this embodiment, the audio module 12 is provided inside the box body 10 . The audio module 12 is disposed close to the receiving cavity 11 to receive the signal from the wireless earphone 200 placed in the receiving cavity 11 .

After the audio module 12 receives the signal from the wireless earphone 200, the audio module 12 converts the signal, and the sound from the wireless earphone 200 is amplified by the audio module 12 and output as audio.

Please refer to FIG. 2 , specifically, opposite ends of the box body 10 are respectively a limiting end 101 and a free end 102 . The limiting end 101 is placed inside the housing 20 , and the free end 102 is placed outside the housing 20 . When the wireless earphone 200 is put into the earphone box 100, the free end 102 of the box body 10 is moved, and the free end 102 drives the box body 10 to move along the pulling direction in the casing 20, moving After the box body 10 is about to break away from the casing 20, the limit end 101 is engaged with the predetermined position of the casing 20 to limit the movement limit position of the box body 10, so as to prevent the box body 10 as a whole from being Pulling out is separated from the casing 20 , reducing the probability of losing the box body 10 or the casing 20 .

It can be understood that, the shape of the earphone box 100 is not limited thereto, and in other embodiments, it can be replaced with a cuboid shape, an oval shape, and the like. The connection between the box body 10 and the casing 20 can also be replaced by a rotational connection or a fixed connection; the audio module 12 can also be arranged in the space formed by the casing 20 and the box body 10 .

Please refer to FIG. 2 , in order to better use the earphone box 100 , the accommodating cavity 11 is roughly a curved groove on the box body 10 . The side wall 111 of the receiving chamber 11 includes a place 112 , the shape of which is roughly similar to that of the wireless earphone 200 , for placing the wireless earphone 200 .

The earphone box 100 is provided with a circuit board (not marked) and a battery (not marked), specifically, in this embodiment, the inside of the box body 10 includes the circuit board (not marked) and the battery (not marked in the figure), the circuit board is provided with a control circuit (not marked in the figure), the control circuit is used to control the components connected to the circuit board, and the battery is used to power the wireless earphone 200 and The components electrically connected to the circuit board provide power; of course, in other embodiments, the circuit board and the battery may also be arranged in the space formed by the casing 20 and the box body 10 .

Please refer to FIG. 2 and FIG. 4 , the audio module 12 includes a signal receiving part, a power amplifier 123 and a speaker unit 124 . Further, the signal receiving part is a wireless induction coil 121 . The wireless induction coil 121 is disposed on the side wall 111 of the receiving chamber 11 . Specifically, the wireless induction coil 121 is disposed at the place 112 of the side wall 111 . When the wireless earphone 200 is placed in the earphone box 100 , the wireless induction coil 121 can be closer to the wireless earphone 200 . The wireless induction coil 121 is connected to the power amplifier 123, further, the audio module 12 also includes a preamplifier 122, and the preamplifier 122 is arranged between the wireless induction coil 121 and the power amplifier 123 Between, the speaker unit 124 is connected to the power amplifier 123 .

The wireless induction coil 121 is close to the wireless earphone 200 and can receive the signal sent by the wireless earphone 200 . The preamplifier 122 and the power amplifier 123 are used to process the signal received by the wireless induction coil 121, and the preamplifier 122 is used to process the signal so that the final sound effect is better, and the power amplifier 123 converts the signal enlarge. The processed signal is converted into sound by the speaker unit 124 and played out.

Please refer to FIG. 2 and FIG. 3 , the box body 10 is further provided with a contact 13 , the contact 13 is provided on the side wall 111 of the receiving cavity 11 and is electrically connected to the control circuit on the circuit board. Further, the contact 13 is located at the place 112 and close to the wireless induction coil 121 . The wireless earphone 200 is also provided with an earphone contact 30. When the wireless earphone 200 is placed in the box body 10, the box body 10 is connected to the earphone contact of the wireless earphone 200 through the contact 13. 30 contact, the control circuit controls the battery to charge the wireless earphone 200 through the contact 13.

In this embodiment, each placement 112 is provided with two contacts 13 , and correspondingly, the wireless earphone 200 is also provided with two earphone contacts 30 . It can be understood that the number of the contacts 13 is not limited thereto.

Please refer to FIG. 2 , the box body 10 is also provided with an indicator light 14 on the side wall 111 of the receiving chamber 11, and the indicator light 14 is used to display the connection between the contact 13 of the box body 10 and the wireless earphone. Whether the earphone contact 30 of 200 is charged successfully. When the contact 13 of the box body 10 and the earphone contact 30 of the wireless earphone 200 are charged successfully, the indicator light 14 lights up. When the contact 13 of the box body 10 and the earphone contact 30 of the wireless earphone 200 are not successfully charged, the indicator light 14 is in a state of being off.

Please refer to FIG. 1 and FIG. 4 , the earphone box 100 is also provided with an audio interface 15 , specifically, in this embodiment, the box body 10 is provided with an audio interface 15 electrically connected to the circuit board. The audio interface 15 is disposed on the side of the free end 102 of the box body 10 and faces away from the casing 20 . The audio interface 15 is also connected to the preamplifier 122. When the earphone box 100 is inserted into the audio interface 15 and other mobile terminals through an audio cable (not shown), the mobile terminal can pass the The earphone box 100 plays music directly. Further, the audio interface 15 is an AUX interface, and it can be understood that the audio interface 15 can also be replaced by other interfaces with equivalent functions or effects.

Please refer to FIG. 1 , the earphone box 100 is also provided with a charging interface 16 , specifically, in this embodiment, the box body 10 is provided with a charging interface 16 for charging the battery. The charging interface 16 is also arranged on the side of the free end 102 of the box body 10 and the charging interface 16 is arranged side by side with the audio interface 15 . In this embodiment, the charging interface 16 is a TYPE C charging interface. It can be understood that, in other implementation manners, the charging interface 16 can be replaced by other types of charging interfaces.

It can be understood that the locations where the indicator light 14 , the audio interface 15 and the charging interface 16 are arranged can also be arranged in other locations of the earphone box 100 . For the overall effect of the earphone box 100, the audio interface 15 and the charging interface 16 can also be arranged on the box body 10 inside the shell 20, so that the audio interface 15 and the charging interface 16 is concealed within the housing 20 . Or the indicator light 14 can also be set to be arranged side by side with the audio interface 15 and the charging interface 16, so that it can be seen at any time whether the wireless earphone 200 is being charged outside.

The housing 20 is provided with a hanging portion 21 on a side away from the free end 102 of the box body 10 . Specifically, the hanging part is a hanging rope, and the earphone box 100 can be hung on an external component, such as a key ring, a hook, etc., through the hanging part 21 .

Please refer to FIG. 7 , the wireless earphone 200 includes an audio receiving module 40 . The audio receiving module 40 includes an audio receiving part 401 , a preamplifier 402 , a power amplifier 403 and a speaker unit 404 . The preamplifier 402 is respectively connected to the audio receiving part 401 and the power amplifier 403 , and the speaker unit 404 is connected to the power amplifier 403 . Similar to the earphone box 100, the audio receiving part 401 is used to receive signals, the preamplifier 402 and the power amplifier 403 are used to process signals, and the speaker unit 404 is used to convert signals into sound and play. While the audio module 12 is used in conjunction with the audio receiving module, the wireless induction coil 121 of the audio module 12 is used to receive signals from the speaker unit 404 of the audio receiving module 40 .

Please refer to FIG. 1 , FIG. 2 and FIG. 4 , when the wireless earphone 200 is put into the placement place 112 in the earphone box 100 . The earphone box 100 is in contact with the earphone contact 30 of the wireless earphone 200 through the contact 13 to charge the wireless earphone 200 . If an audio connection is established between the wireless earphone 200 and the mobile terminal, when the mobile terminal plays music, the wireless induction coil 121 receives the signal of the wireless earphone 200, and passes through the preamplifier 122 and the power The amplifier 123 processes the signal, and finally the speaker unit 124 converts the signal into sound and plays it. At this time, the earphone box 100 can not only charge the wireless earphone 200, but also play the role of an audio system.

Furthermore, the earphone box 100 and the mobile terminal can also be connected through an audio cable, and the sound in the mobile terminal can be played through the earphone box 100, which can also achieve the sound effect.

second embodiment

Referring to Fig. 1, Fig. 5 and Fig. 6, the structure of the second embodiment is basically similar to that of the first embodiment. But the difference between the second embodiment and the first embodiment is that the audio module 12 includes a signal receiving part, a power amplifier 123 and a speaker unit 124 . Further, the signal receiving unit is a microphone 125 . The microphone 125 is connected to the power amplifier 123, further, the audio module 12 also includes a preamplifier 122, the preamplifier 122 is arranged between the microphone 125 and the power amplifier 123, so The speaker unit 124 is connected to the power amplifier 123 . When the wireless earphone 200 is wirelessly connected to the mobile terminal and plays music, the microphone 125 collects the sound signal of the wireless earphone 200, and then processes the signal through the preamplifier 122 and the power amplifier 123, and finally The speaker unit 124 converts the signal into sound and plays it out.

By using the microphone 125 to collect signals, the effect of making the earphone box 100 sound can also be achieved.

To sum up, the earphone box 100 provided in the embodiment of the present invention has a simple structure. Under the function of charging the wireless earphone 200 originally, an audio module 12 is added. So that the earphone box can not only charge the wireless earphone, but also serve as a sound box. Portable and ready to use at any time.

In addition, those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the utility model, rather than to limit the utility model, as long as it is within the spirit of the utility model, the above Appropriate changes and changes made in the embodiments all fall within the protection scope of the utility model.

Claims (10)

1. An earphone box, comprising a shell and a box body located inside the shell, the box body is provided with a receiving cavity for accommodating wireless earphones; it is characterized in that: an audio module is also provided in the earphone box, so The audio module is arranged close to the storage cavity to receive signals from wireless earphones placed in the storage cavity; The audio module is also used for converting and amplifying the signal and outputting the audio after receiving the signal from the wireless earphone. 2. The earphone box according to claim 1, wherein the audio module includes a signal receiving part, a power amplifier and a speaker unit, and the signal receiving part is arranged on the side wall of the receiving cavity so as to be close to the The wireless earphone and receive signals, the signal receiving part is connected to the power amplifier, and the speaker unit is connected to the power amplifier; After the signal receiving part receives the signal sent by the wireless earphone, the signal is processed by the power amplifier, and then the speaker unit outputs the audio. 3. The earphone box according to claim 2, wherein the signal receiving part is a wireless induction coil or a microphone. 4. The earphone box according to claim 3, wherein a circuit board and a battery are arranged in the earphone box, the battery is electrically connected to the circuit board, and the battery is used for powering the wireless earphone and the wireless earphone. A component electrically connected to the circuit board provides power. 5. The earphone box according to claim 4, characterized in that: the side wall of the housing cavity of the box body is also provided with a contact point that cooperates with the wireless earphone, and the contact point is electrically connected to the circuit board , the box body is connected to the charging circuit of the wireless earphone through the contacts. 6. The earphone box according to claim 5, characterized in that: the box body is also provided with an indicator light for displaying the charging state, the indicator light is arranged on the side wall of the storage cavity and connected to the circuit board electrical connection. 7. The earphone box according to claim 4, characterized in that: the earphone box is also provided with an audio interface electrically connected to the circuit board, and the earphone box can establish an audio connection with a mobile terminal through the audio interface . 8. The earphone box according to claim 7, characterized in that: the earphone box is further provided with a charging interface for charging the battery, and the charging interface is arranged in parallel with the audio interface. 9. The earphone box according to claim 1, characterized in that: the earphone box is in the shape of a cylinder, and the opposite ends of the box body are respectively a free end and a limit end; When the free end of the box body is moved, the free end drives the box body to move in the casing, and the limit end is used to be clamped with a predetermined position of the casing to limit the movement of the box body. extreme position. 10. An audio device, comprising a wireless earphone and an earphone box, the earphone box is used to charge the wireless earphone, characterized in that: the earphone box is the earphone box according to any one of claims 1-9 .