CN218386897U

CN218386897U - Earphone charging device

Info

Publication number: CN218386897U
Application number: CN202222705197.1U
Authority: CN
Inventors: 呼磊; 张世文; 刘力
Original assignee: Ningbo Gongniu Digital Technology Co Ltd
Current assignee: Ningbo Gongniu Digital Technology Co Ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-01-24
Anticipated expiration: 2032-10-12

Abstract

The utility model provides an earphone charging device. The earphone charging device includes: the earphone comprises a shell, a sound box and a sound box, wherein the shell is provided with a hollow cavity, and the outer surface of the shell is provided with an accommodating groove for accommodating an earphone; the power generation assembly is accommodated in the hollow cavity; at least one part of the pressing piece is accommodated in the hollow cavity and connected with the power generation assembly, and the pressing piece is used for driving the power generation assembly to generate electric energy; the charging assembly is connected with the power generation assembly and comprises a charging connector, and the charging connector is used for being electrically connected with the earphone. The utility model provides an unable anytime and anywhere carries out the problem of charging to the earphone among the prior art.

Description

Earphone charging device

Technical Field

The utility model relates to an electronic equipment technical field particularly, relates to an earphone charging device.

Background

At present, earphones become common electronic accessories for people, are widely applied to electronic equipment such as mobile phones and tablet computers, meet requirements for communication, listening to music and the like, and bring convenient experience to users. The wireless earphone is more convenient to use because the wireless earphone does not need to be directly connected with the electronic equipment through a wire. However, wireless earphone need charge just can use, and wireless earphone's battery charging outfit generally is earphone charging box, and under some environment that do not possess external power, in case the earphone is charged the interior electric quantity of box and is exhausted then unable the use, leads to unable anytime and anywhere to charge the earphone, has influenced user experience greatly.

As can be seen from the above, the conventional technology has a problem that the earphone cannot be charged at any time and any place.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an earphone charging device to solve the problem that can't charge to the earphone anytime and anywhere among the prior art.

In order to achieve the above object, the utility model provides an earphone charging device, include: the earphone comprises a shell, a sound box and a sound box, wherein the shell is provided with a hollow cavity, and the outer surface of the shell is provided with an accommodating groove for accommodating an earphone; the power generation assembly is accommodated in the hollow cavity; at least one part of the pressing piece is accommodated in the hollow cavity and connected with the power generation assembly, and the pressing piece is used for driving the power generation assembly to generate electric energy; the charging assembly is connected with the power generation assembly and comprises a charging connector which is used for being electrically connected with the earphone.

Further, the earphone charging device further comprises a transmission assembly, and the transmission assembly comprises: the transmission piece is connected with the pressing piece; the transmission shaft is fixedly connected with the transmission part and is in driving connection with the power generation assembly so as to drive the power generation assembly to generate electric energy.

Further, the transmission assembly further comprises: the inner peripheral wall of the ratchet wheel is provided with ratchet teeth, and the ratchet wheel is coaxially arranged with the transmission shaft and is fixedly connected with at least one part of the power generation assembly; the swing rod is coaxially arranged with the transmission shaft and is fixedly connected with the transmission shaft; the number of the pawls is one or more, the pawls are rotatably arranged at the end part of the swing rod, and the head parts of the pawls are matched with the ratchets.

Furthermore, the power generation assembly comprises a stator and a rotor, the stator is arranged on the shell, the rotor is coaxially arranged with the transmission shaft and fixedly connected with the ratchet wheel, and the ratchet wheel drives the rotor to rotate relative to the stator.

Furthermore, the transmission part is a gear, and the gear and the transmission shaft are coaxially arranged; and/or the pressing piece comprises a pressing part and a rack part engaged with the gear, the pressing part is connected with the rack part, and the pressing part is positioned on the outer side of the shell.

Furthermore, the pressing piece further comprises an auxiliary fixing strip, the auxiliary fixing strip is connected with the pressing portion and is arranged in parallel with the rack portion at intervals, so that the auxiliary fixing strip, the rack portion and the pressing portion form a U-shaped structure, and the gear is located in the U-shaped structure.

Furthermore, the number of the pressing pieces is two, and the two pressing pieces are arranged oppositely; and/or the two pressing pieces are arranged in a staggered mode in the axial direction of a transmission shaft of a transmission assembly of the earphone charging device and have a height difference.

Furthermore, the earphone charging device further comprises a resetting piece, wherein two ends of the resetting piece are respectively connected with the pressing piece and the shell, and the resetting piece is used for providing resetting force for the pressing piece to return to an unpressed state.

Further, the charging assembly further comprises a current conversion module for converting the alternating current generated by the power generation assembly into direct current.

Furthermore, the hollow cavity of the casing is divided into an operation installation area and a power generation installation area along the axial direction of a transmission shaft of a transmission assembly of the earphone charging device, the pressing piece is arranged in the operation installation area, the power generation assembly is arranged in the power generation installation area, the number of the accommodating grooves is two, and the two accommodating grooves are respectively located on two sides of the power generation installation area.

Further, the earphone charging device further includes: the battery is electrically connected with the power generation assembly and the charging assembly respectively; and/or the protective cover is connected with the shell in a closing way and is used for shielding or avoiding the accommodating groove.

Use the technical scheme of the utility model, earphone charging device includes the casing, the electricity generation subassembly, pressing part and charging assembly, the casing has well cavity, and the surface of casing offers the holding recess that is used for the holding earphone, the electricity generation subassembly holding is in the cavity intracavity, at least some holding of pressing part is in the cavity intracavity and is connected with the electricity generation subassembly, be used for driving the electricity generation subassembly and produce the electric energy, the charging assembly is connected with the electricity generation subassembly, the electricity generation subassembly is including the joint that charges, the joint that charges is used for being connected with the earphone electricity, like this when needs charge, the user only needs to place the earphone in the holding recess, then constantly press the pressing part with the hand, can drive the electricity generation subassembly and generate electricity, the electric energy of production transmits to the earphone through the charging assembly, thereby charge to the earphone, do not receive the external restriction whether to have charging source, can be done and charge to the earphone anytime and anywhere, and fast, the problem that can't charge to the earphone anytime and anywhere among the prior art has been solved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural diagram of an angle of an earphone charging device in an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of another angle of the earphone charging device in an embodiment of the present invention;

FIG. 3 showsbase:Sub>A cross-sectional view at A-A in FIG. 2;

fig. 4 is a schematic diagram illustrating an internal structure of the earphone charging device according to an embodiment of the present invention after the upper case is removed;

fig. 5 shows a schematic structural diagram of a ratchet mechanism in an embodiment of the present invention.

Wherein the figures include the following reference numerals:

10. a housing; 11. an upper shell; 12. a lower case; 13. an accommodating groove; 20. a pressing member; 21. a pressing part; 22. a rack portion; 23. an auxiliary fixing strip; 30. a transmission member; 40. a drive shaft; 50. a ratchet wheel; 51. a ratchet; 60. a swing rod; 70. a pawl; 80. a stator; 90. a rotor; 100. a reset member; 110. a current conversion module; 120. an earphone.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is to be noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

It is to be understood that the above-described embodiments are only some of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

In order to solve the problem that the earphone can not be charged anytime and anywhere in the prior art, the utility model provides an earphone charging device.

As shown in fig. 1 to 4, the earphone charging device includes a case 10, a power generating assembly, a pressing member 20, and a charging assembly. The housing 10 has a hollow cavity, and an accommodating groove 13 for accommodating the earphone 120 is formed on an outer surface of the housing 10. The power generation assembly is accommodated in the hollow cavity. At least a part of the pressing member 20 is accommodated in the hollow cavity and connected with the power generation assembly for driving the power generation assembly to generate electric energy. The charging assembly is connected with the power generation assembly, the charging assembly comprises a charging connector, and the charging connector is used for being electrically connected with the earphone 120.

The earphone charging device comprises a shell 10, a power generation assembly, a pressing piece 20 and a charging assembly, wherein the shell 10 is provided with a hollow cavity, a containing groove 13 used for containing an earphone 120 is formed in the outer surface of the shell 10, the power generation assembly is contained in the hollow cavity, at least a part of the pressing piece 20 is contained in the hollow cavity and connected with the power generation assembly and used for driving the power generation assembly to generate electric energy, the charging assembly is connected with the power generation assembly and comprises a charging connector which is used for being electrically connected with the earphone 120, therefore, when charging is needed, a user only needs to place the earphone 120 in the containing groove 13, then continuously presses the pressing piece 20 with a hand to drive the power generation assembly to generate electricity, the generated electric energy is transmitted to the earphone 120 through the charging assembly, the earphone 120 is charged, the earphone charging device is not limited by whether a charging power supply exists outside, the earphone 120 can be charged anytime and anywhere, and is convenient and fast.

It is understood that the headset 120 in this embodiment is a headset that requires charging for use, such as a wireless headset, a bluetooth headset, etc.

In this embodiment, the earphone charging device further includes a transmission assembly. The transmission assembly includes a transmission member 30 and a transmission shaft 40. The transmission member 30 is connected to the pressing member 20. The transmission shaft 40 is fixedly connected with the transmission member 30, and the transmission shaft 40 is in driving connection with the power generation assembly to drive the power generation assembly to generate electric energy.

In the present embodiment, the receiving groove 13 is formed by recessing the portion of the housing 10 located therein into the hollow cavity. That is, the accommodating recess 13 also occupies a part of the hollow cavity. In order to more reasonably arrange the internal structure of the earphone charging device, the hollow cavity of the housing 10 is divided into an operation installation region where the pressing member 20 is disposed and a power generation installation region where the power generation assembly is disposed along the axial direction of the driving shaft 40. Obviously, the headset generally has two left and right ears, so that the two accommodating grooves 13 are provided, and the two accommodating grooves 13 are respectively located at two sides of the power generation installation area, thereby forming a staggered arrangement to avoid the power generation assembly. That is to say, the pressing member 20 and the accommodating recess 13 are respectively located at two ends of the hollow cavity, so that the pressing member 20 and the accommodating recess 13 do not interfere with each other, and no interference is formed. Specifically, as shown in fig. 1, the housing 10 includes an upper case 11 and a lower case 12. The upper case 11 and the lower case 12 are snap-fitted to form a hollow chamber. The lower case 12 has a notch portion that is recessed from the pressing member 20, and the upper case 11 is engaged with the lower case 12 to close the notch of the notch portion, thereby positioning and stopping the pressing member 20.

As shown in fig. 3 to 5, the transmission assembly further includes a ratchet 50, a swing link 60 and a pawl 70. The ratchet 50, the swing link 60 and the pawl 70 constitute a ratchet mechanism. The upper end surface of the ratchet wheel 50 is provided with a groove, and the swing rod 60 and the pawl 70 are positioned in the groove. The ratchet 50 has ratchet teeth 51 on the inner peripheral wall thereof, and the ratchet 50 is coaxially disposed with the transmission shaft 40 and fixedly connected with at least a part of the power generation assembly. The swing link 60 is coaxially arranged and fixedly connected with the transmission shaft 40. The number of the pawls 70 is one or more and is rotatably provided at the end of the swing lever 60, and the head of the pawl 70 is engaged with the ratchet 51. Specifically, in the present embodiment, there are two pawls 70, and the two pawls 70 are oppositely disposed at two ends of the swing link 60.

In the present embodiment, the transmission member 30, the ratchet mechanism and the power generation assembly are sequentially arranged along the axial direction of the transmission shaft 40.

As shown in fig. 3, the power generation assembly includes a stator 80 and a rotor 90. The stator 80 is disposed on the housing 10, the rotor 90 is disposed coaxially with the transmission shaft 40 and is fixedly connected to the ratchet 50, and the ratchet 50 drives the rotor 90 to rotate relative to the stator 80. In this embodiment, the stator 80 is a magnetic ring, the rotor 90 is a coil, and the magnetic ring is disposed outside the coil.

As shown in fig. 3 to 4, the earphone charging device further includes a reset member 100. Both ends of the restoring member 100 are connected to the pressing member 20 and the housing 10, respectively, for providing a restoring force to the pressing member 20 to restore to the non-pressed state. Specifically, in the present embodiment, the restoring member 100 is a spring.

In this embodiment, a user presses the pressing member 20 to rotate the transmission member 30 and the transmission shaft 40 clockwise, so as to drive the swing link 60 and the pawl 70 to rotate clockwise in the groove of the ratchet 50, and under the action of centrifugal force, the head of the pawl 70 extends outward and is in backstop fit with the ratchet 51 of the ratchet 50, so as to drive the ratchet 50 to rotate together, and further drive the coil to rotate relative to the magnetic ring, so as to cut the magnetic induction line to generate current. After the pressing stroke of the pressing member 20 is finished and the user releases his hand, the pressing member 20 moves outward to return to the non-pressed state under the action of the resetting member 100, in this process, the pressing member 20 drives the transmission member 30 and the transmission shaft 40 to rotate counterclockwise, so as to drive the swing rod 60 and the pawl 70 to rotate counterclockwise in the groove of the ratchet 50, and at this time, the pawl 70 cannot form a stopping fit with the ratchet 51, so that the ratchet 50 cannot be driven to rotate counterclockwise any more only by rotation, and the coil cannot be driven to rotate counterclockwise, and the coil can continue to rotate clockwise under the action of inertia. After the pressing piece 20 is restored to the state of not pressing, press the pressing piece 20 once more, can continue to drive the coil and rotate clockwise, press the pressing piece 20 constantly like this, can drive the coil all the time and rotate clockwise for the electricity generation subassembly can continuously generate electricity, thereby charges for the earphone.

In the present embodiment, the transmission member 30 is a gear, and the gear is disposed coaxially with the transmission shaft 40. Accordingly, as shown in fig. 4, the pressing member 20 includes a pressing portion 21 and a rack portion 22 for engaging with the gear. The pressing portion 21 is connected to the rack portion 22, and the pressing portion 21 is located outside the housing 10. Thus, the user presses the pressing portion 21 by hand to move the rack portion 22 into the hollow cavity, so as to drive the gear to rotate, and further drive the transmission shaft 40 to rotate, and finally drive the rotor 90 to rotate. Specifically, the returning piece 100 is connected to an end of the rack portion 22 away from the pressing portion 21, so that the pressing piece 20 is pushed outward after the user releases his hand. Of course, the transmission member 30 and the pressing member 20 may be rotated in other manners, which may be selected according to actual requirements.

Further, in order to allow the user to press the pressing member 20 more uniformly and strongly, as shown in fig. 4, the pressing member 20 further includes an auxiliary fixing bar 23. The auxiliary fixing strip 23 is connected with the pressing part 21 and is arranged in parallel with and spaced from the rack part 22, so that the auxiliary fixing strip 23, the rack part 22 and the pressing part 21 form a U-shaped structure, and the gear is positioned in the U-shaped structure. Correspondingly, two reset pieces 100 are correspondingly arranged on one pressing piece 20, and the other reset piece 100 is connected with one end of the auxiliary fixing strip 23 far away from the pressing part 21. Through the arrangement, the force of the user pressing the pressing piece 20 inwards and the resetting force of the resetting piece 100 cannot deviate, and the pressing piece 20 is prevented from being driven to deviate from a set motion trail and be extruded and collided with the transmission piece 30 or other components.

In the present embodiment, the pressing members 20 are two, and the two pressing members 20 are disposed opposite to each other. The two pressing members 20 are offset in the axial direction of the transmission shaft 40 with a height difference. Accordingly, the portions where the upper case 11 and the lower case 12 are fastened are each of a stepped structure. Thus, the two pressing pieces 20 can drive the gear to rotate at the same time without interference. When the user uses the earphone charging device in the embodiment, the user can hold the earphone charging device in the hand and press the two pressing pieces 20 inwards respectively by using the thumb and the index finger, so that the operation is more comfortable and labor-saving, the rotating speed of the coil can be increased, and the power generation efficiency is improved.

As the current generated by cutting the magnetic induction wire by the coil and the magnetic ring is ac, and the charging power of the earphone is generally dc, as shown in fig. 3, the charging assembly further includes a current conversion module 110, and the current conversion module 110 is electrically connected to the power generation assembly and the charging connector respectively, and is used for converting the ac generated by the power generation assembly into dc. Specifically, the current conversion module 110 may be a PCB board having a current conversion circuit.

In order to improve the applicability of the earphone charging device, in this embodiment, the earphone charging device further includes a battery, and the battery is electrically connected to the power generation assembly and the charging assembly respectively. When the headset does not need to be charged, the user can press the pressing member 20 at leisure time to enable the power generation assembly to generate power, and the generated power can be stored in the battery so as to charge the headset through the battery when necessary. Further, the earphone charging device may further include a battery switch for controlling the on/off of the battery circuit. That is to say, after turning on the battery switch, the battery just can communicate with the joint that charges to charge the earphone. Still further, the earphone charging device can further comprise a battery charging connector, and a user can use an external power supply to charge the battery under the charging condition, so that the labor is saved.

In this embodiment, the earphone charging device further includes a protective cover, which is connected to the housing 10 in a closable manner and is used for shielding or avoiding the accommodating groove 13. Specifically, the protective cover and the housing 10 can be closed by clamping or magnetic attraction. Through the arrangement, the protective cover can protect the earphone in the charging process and prevent the earphone from falling off from the accommodating groove 13.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: through setting up earphone charging device and including casing 10, the electricity generation subassembly, pressing part 20 and the subassembly that charges, casing 10 has well cavity, and casing 10's surface offers the holding recess 13 that is used for holding earphone 120, the electricity generation subassembly holding is in the cavity intracavity, at least some holding of pressing part 20 is in the cavity intracavity and is connected with the electricity generation subassembly, be used for driving the electricity generation subassembly and produce the electric energy, the subassembly that charges is connected with the electricity generation subassembly, the subassembly that charges is including the joint that charges, the joint that charges is used for being connected with earphone 120 electricity, like this when needing to charge, the user only needs to place earphone 120 in holding recess 13, then constantly press pressing part 20 with the hand, can drive the electricity generation subassembly and generate electricity, the electric energy that produces transmits to earphone 120 through the subassembly that charges, thereby charge earphone 120, do not receive the restriction whether the external world has charging source, can accomplish to charge earphone 120 anytime and anywhere, convenient and fast.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An earphone charging device, comprising:

the earphone comprises a shell (10), wherein the shell (10) is provided with a hollow cavity, and the outer surface of the shell (10) is provided with an accommodating groove (13) for accommodating an earphone (120);

the power generation assembly is accommodated in the hollow cavity;

the pressing piece (20), at least one part of the pressing piece (20) is accommodated in the hollow cavity and connected with the power generation assembly, and the pressing piece is used for driving the power generation assembly to generate electric energy;

the charging assembly is connected with the power generation assembly and comprises a charging connector, and the charging connector is used for being electrically connected with the earphone (120).

2. The headset charging apparatus of claim 1, further comprising a transmission assembly, the transmission assembly comprising:

a transmission member (30), wherein the transmission member (30) is connected with the pressing member (20);

the transmission shaft (40), the transmission shaft (40) with driving medium (30) fixed connection, transmission shaft (40) with the electricity generation subassembly drive is connected so that be used for driving the electricity generation subassembly produces the electric energy.

3. The headset charging apparatus of claim 2, wherein the transmission assembly further comprises:

a ratchet wheel (50), wherein the inner peripheral wall of the ratchet wheel (50) is provided with ratchet teeth (51), and the ratchet wheel (50) is coaxially arranged with the transmission shaft (40) and is fixedly connected with at least one part of the power generation assembly;

the swing rod (60) is coaxially arranged with the transmission shaft (40) and fixedly connected with the swing rod (60);

one or more pawls (70), wherein the number of the pawls (70) is one or more, the pawls are rotatably arranged at the end part of the swing rod (60), and the head part of each pawl (70) is matched with the ratchet (51).

4. The headset charging device of claim 3, wherein the power generating assembly comprises a stator (80) and a rotor (90), the stator (80) is disposed on the housing (10), the rotor (90) is disposed coaxially with the transmission shaft (40) and is fixedly connected to the ratchet (50), and the ratchet (50) drives the rotor (90) to rotate relative to the stator (80).

5. The headset charging device of claim 2,

the transmission piece (30) is a gear, and the gear and the transmission shaft (40) are coaxially arranged; and/or

The pressing piece (20) comprises a pressing portion (21) and a rack portion (22) meshed with the gear, the pressing portion (21) is connected with the rack portion (22), and the pressing portion (21) is located on the outer side of the shell (10).

6. The earphone charging device according to claim 5, wherein the pressing member (20) further comprises an auxiliary fixing bar (23), the auxiliary fixing bar (23) is connected with the pressing portion (21) and is spaced apart from and parallel to the rack portion (22), so that the auxiliary fixing bar (23), the rack portion (22) and the pressing portion (21) constitute a U-shaped structure, and the gear is located in the U-shaped structure.

7. Headphone charging device according to claim 1, characterized in that the pressing pieces (20) are two,

the two pressing pieces (20) are oppositely arranged; and/or

The two pressing pieces (20) are arranged in a staggered mode in the axial direction of a transmission shaft (40) of a transmission assembly of the earphone charging device and have a height difference.

8. The earphone charging device according to claim 1, further comprising a reset member (100), wherein both ends of the reset member (100) are connected to the pressing member (20) and the housing (10), respectively, for providing a reset force to the pressing member (20) to return to the non-pressed state.

9. The headset charging device of claim 1, wherein the charging assembly further comprises a current conversion module (110) for converting alternating current generated by the power generation assembly into direct current.

10. The earphone charging device according to claim 1, wherein the hollow cavity of the housing (10) is divided into an operation installation area and a power generation installation area along an axial direction of a transmission shaft (40) of a transmission assembly of the earphone charging device, the pressing member (20) is disposed in the operation installation area, the power generation assembly is disposed in the power generation installation area, the number of the receiving grooves (13) is two, and the two receiving grooves (13) are respectively located at two sides of the power generation installation area.

11. A headset charging device as claimed in any one of claims 1 to 10, further comprising:

the battery is electrically connected with the power generation assembly and the charging assembly respectively; and/or

The protective cover is connected with the shell (10) in a closing mode and used for shielding or avoiding the accommodating groove (13).