CN219018989U - Earphone charging box capable of generating power - Google Patents

Abstract

The utility model discloses a headset charging box capable of generating power, and relates to the technical field of electronic equipment. The earphone charging box comprises a box body, a power generation mechanism and a driving assembly. A charging groove is concavely formed in the top surface of the box body and is configured to accommodate the earphone, and a bracket is arranged in the box body; the power generation mechanism comprises a rotor assembly and a stator assembly, the rotor assembly comprises a rotor shaft and a coil fixedly arranged on the rotor shaft, the rotor shaft is rotatably arranged on the bracket, the stator assembly comprises a permanent magnet fixedly arranged on the bracket, the permanent magnet is arranged on the periphery of the coil, and the coil is electrically connected with the charging slot; the driving assembly comprises a driving piece and a resetting piece, one end of the driving piece extends out of the box body, the driving piece can drive the rotor shaft to rotate, and the resetting piece can drive the rotor shaft to reset. This earphone charging box can generate electricity and charge to the earphone in the charging groove, has solved the problem that leads to bluetooth headset duration not enough because of the inconvenient condition of charging, has improved the use and has experienced.

Description

Earphone charging box capable of generating power

Technical Field

The utility model relates to the technical field of electronic equipment, in particular to a headset charging box capable of generating power.

Background

The Bluetooth headset is a small-sized device based on the Bluetooth technology, and is popular with users due to the characteristics of small size, portability and the like. The Bluetooth headset needs to be charged, maintains the operation of the headset, and in order to improve the endurance of the Bluetooth headset, people invented a headset charging box which has a charging function and a function of accommodating the Bluetooth headset.

However, for portability, the battery pack of the earphone is limited in power, and the bluetooth earphone can be charged only several times. Therefore, under the condition of poor charging conditions, the service time of the Bluetooth headset is limited, and the experience of people using the Bluetooth headset is seriously affected.

In view of the above, there is a need to develop a headset charging case that can generate electricity to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an earphone charging box which can generate electricity to charge an earphone in a charging groove, solves the problem of insufficient endurance of a Bluetooth earphone caused by inconvenient charging conditions, and improves the use experience.

To achieve the purpose, the utility model adopts the following technical scheme:

a headset charging cartridge capable of generating electricity, comprising:

the earphone comprises a box body, wherein a charging groove is concavely formed in the top surface of the box body and is configured to accommodate an earphone, and a bracket is arranged in the box body;

the power generation mechanism comprises a rotor assembly and a stator assembly, wherein the rotor assembly comprises a rotor shaft and a coil fixedly arranged on the rotor shaft, the rotor shaft is rotatably arranged on the bracket, the stator assembly comprises a permanent magnet fixedly arranged on the bracket, the permanent magnet is arranged on the periphery of the coil, and the coil is electrically connected with the charging slot;

the driving assembly comprises a driving piece and a resetting piece, one end of the driving piece extends out of the box body, the driving piece can drive the rotor shaft to rotate, and the resetting piece can drive the rotor shaft to reset.

Preferably, the rotor assembly includes an even number of the coils, and the even number of the coils are uniformly distributed at both ends of the driving member.

Preferably, the support comprises an even number of grooves, each groove correspondingly accommodates one coil, a gap is arranged between two grooves positioned in the middle, and the driving piece is connected with the rotor shaft through the gap.

Preferably, a cover plate is detachably arranged on the bracket, and the cover plate can be buckled on the bracket and close the groove.

Preferably, the driving piece is a pull rope, the reset piece is a torsion spring, the pull rope is wound on the rotor shaft, one end of the pull rope is fixedly connected with the side wall of the rotor shaft, the other end of the pull rope extends out of the box body, and two ends of the torsion spring are respectively connected with the box body and the side wall of the rotor shaft.

Preferably, the driving assembly further comprises a pull ring, and the pull ring is fixedly connected with one end of the pull rope extending out of the box body.

Preferably, the driving piece is a rack, the rotor shaft sleeve is provided with a gear, the resetting piece is an elastic piece, the rack is meshed with the gear, the rack extends out of the box body, and two ends of the elastic piece are respectively abutted to the box body and one end of the rack in the box body.

Preferably, a plurality of clamping pieces are convexly arranged on one side of the support, the earphone charging box further comprises a battery, the battery is electrically connected with the charging groove and the coil, and the clamping pieces are abutted to the side wall of the battery to fix the battery.

Preferably, the permanent magnets are provided in an even number, and the two permanent magnets are divided into one group, the two permanent magnets of each group are symmetrically arranged relative to the coil, and the magnetic poles of the two permanent magnets of each group are oppositely arranged.

Preferably, the top surface of box body is provided with two the charging groove, two spacing archs are formed to the position that corresponds two in the box body the charging groove, the support sets up two between the spacing arch and with two spacing protruding butt.

The utility model has the beneficial effects that:

the utility model provides a headset charging box capable of generating power. The earphone charging box is internally provided with the power generation mechanism, and the rotor shaft can be driven to rotate through the driving piece, so that the coil is driven to rotate relative to the permanent magnet, and at the moment, the coil makes cutting magnetic induction line motion to generate induced electromotive force, so that the earphone in the charging groove is charged. When the driving piece drives the rotor shaft to rotate to the limit position, the reset piece can enable the rotor shaft to reversely rotate and reset, and the driving piece and the reset piece can enable the rotor shaft to repeatedly rotate so as to continuously charge the earphone.

This earphone charging box can generate electricity and charge to the earphone in the charging groove, has solved the problem that leads to bluetooth headset duration not enough because of the inconvenient condition of charging, has improved the use and has experienced.

Drawings

Fig. 1 is a schematic structural view of a headset charging case provided by the present utility model;

fig. 2 is an exploded view of the earphone charging case provided by the present utility model;

FIG. 3 is a schematic diagram of a power generation mechanism and a driving assembly according to the present utility model;

FIG. 4 is an enlarged view of a portion of FIG. 3 at A;

FIG. 5 is a schematic view of the structure of the bracket provided by the utility model;

fig. 6 is a schematic diagram of a structure of the earphone charging case provided by the utility model with a case body and a top cover removed.

In the figure:

1. a case body; 2. a power generation mechanism; 3. a drive assembly; 4. a bracket; 5. a battery; 6. a top cover; 7. a bearing;

11. a charging tank; 12. a limit protrusion; 21. a rotor assembly; 22. a stator assembly; 23. a brush; 24. a connection end; 31. a pull rope; 32. a torsion spring; 33. a pull ring; 41. a groove; 42. a gap; 43. a cover plate; 44. a clamping piece;

211. a rotor shaft; 212. a coil; 221. permanent magnets.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, and may be, for example, either fixed or removable; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Unless expressly stated or limited otherwise, a first feature being "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

In order to improve the duration of the Bluetooth headset, people invented a headset charging box, and the headset charging box has a charging function and a function of accommodating the Bluetooth headset at the same time, so that the headset charging box is practical. However, in order to be portable, the earphone charging box has a small volume and limited electric quantity, and only the Bluetooth earphone can be charged for several times. Therefore, under the condition of poor charging conditions, the service time of the Bluetooth headset is limited, and the experience of people using the Bluetooth headset is seriously affected.

The present embodiment provides a headset charging box capable of generating electricity, as shown in fig. 1 and 2, which includes a box body 1, a power generation mechanism 2 and a driving assembly 3. A charging groove 11 is concavely formed in the top surface of the box body 1, the charging groove 11 is configured to accommodate an earphone, and a bracket 4 is arranged in the box body 1; the power generation mechanism 2 comprises a rotor assembly 21 and a stator assembly 22, wherein the rotor assembly 21 comprises a rotor shaft 211 and a coil 212 fixedly arranged on the rotor shaft 211, the rotor shaft 211 is rotatably arranged on the bracket 4, the stator assembly 22 comprises a permanent magnet 221 fixedly arranged on the bracket 4, the permanent magnet 221 is arranged on the periphery of the coil 212, and the coil 212 is electrically connected with the charging slot 11; the driving assembly 3 comprises a driving piece and a resetting piece, one end of the driving piece extends out of the box body 1, the driving piece can drive the rotor shaft 211 to rotate, and the resetting piece can drive the rotor shaft 211 to reset.

The earphone charging box is provided with the power generation mechanism 2, and the rotor shaft 211 can be driven to rotate through the driving piece, so that the coil 212 is driven to rotate relative to the permanent magnet 221, and at the moment, the coil 212 performs cutting magnetic induction line movement to generate induced electromotive force, so that the earphone in the charging slot 11 is charged. When the driving member drives the rotor shaft 211 to rotate to the limit position, for example, the driving member cannot continue to drive the rotor shaft 211 to rotate, and at this time, the reset member can reset the rotor shaft 211 to rotate reversely, so that the driving member can continue to drive the rotor shaft 211 to rotate. The rotor shaft 211 can be repeatedly rotated through the driving piece and the resetting piece, and the rotor shaft 211 and the driving piece are not required to be manually reset when the driving piece drives the rotor shaft 211 to the limit position, so that the power generation continuity and efficiency are improved, and the earphone is continuously charged.

This earphone charging box can generate electricity and charge to the earphone in the charging tray 11, has solved the problem that leads to bluetooth headset duration not enough because of the inconvenient condition of charging, has improved the use experience.

Specifically, two charging contacts are arranged in the charging slot 11, and the charging contacts can be electrically connected with the earphone after the earphone enters the charging slot 11, so that the earphone is charged.

As shown in fig. 3 and 4, the power generation mechanism 2 further includes two brushes 23 and three connection ends 24, the two brushes 23 are respectively electrically connected with the two charging contacts, the three connection ends 24 are disposed at intervals on the periphery of the rotor shaft 211 and electrically connected with the coil 212, the two brushes 23 are disposed on two sides of the rotor shaft 211 and incline in a direction approaching to the rotor shaft 211, the two brushes 23 are respectively abutted against one of the connection ends 24, and the connection ends 24 abutted against by the brushes 23 are changed along with the rotation of the rotor shaft 211.

In some embodiments, the power generation mechanism 2 may also be an outer rotor structure, that is, the rotor assembly includes a permanent magnet fixedly connected to the rotor shaft, and the stator assembly includes a coil, and the power generation mechanism of the structure needs to be provided with a rectifier so as to convert the alternating current of the coil into direct current to charge the earphone.

Preferably, the rotor assembly 21 includes an even number of coils 212, the even number of coils 212 being evenly distributed across the drive member. That is, the even number of coils 212 is divided into two groups, the two groups of coils 212 are equal in number and arranged at intervals, the driving member is located at the middle position of the two groups of coils 212, the number of coils 212 is uniformly distributed to balance the stress of the rotor shaft 211, and the moment of inertia at two ends of the driving member can be balanced to ensure the stability of the rotor shaft 211 during rotation. It will be appreciated that the stator assembly 22 is provided with a permanent magnet 221 for each coil 212 so that each coil 212 can charge the headset, improving the charging efficiency. In order to simplify the structure, a permanent magnet 221 extending in the axial direction of the rotor shaft 211 may be provided, and each coil 212 may be capable of charging the earphone by cutting a magnetic induction line of the permanent magnet 221.

Preferably, the permanent magnets 221 are provided in an even number, and each two permanent magnets 221 are divided into one group, and the two permanent magnets 221 of each group are symmetrically disposed with respect to the coil 212, and the poles of the two permanent magnets 221 of each group are disposed opposite to each other. The permanent magnets 221 are symmetrically arranged in pairs, and most of magnetic induction wires can be limited between the two permanent magnets 221, so that the magnetic flux density passing through the coil 212 is improved, and the charging efficiency of the earphone is improved.

As shown in fig. 5, the bracket 4 includes an even number of grooves 41, each groove 41 correspondingly accommodating one coil 212, a gap 42 is provided between the two grooves 41 located in the middle, and the driving member is connected to the rotor shaft 211 through the gap 42. The grooves 41 are used for accommodating the coils 212, and simultaneously can fix the permanent magnets 221 corresponding to the coils 212, and the gaps 42 between the grooves 41 can provide space for the movement of the driving piece to prevent interference.

As shown in fig. 2 and 6, the cover 43 is detachably disposed on the bracket 4, and the cover 43 can be fastened to the bracket 4 and close the groove 41. The cover plate 43 can seal the groove 41, so that dust can be prevented from adhering to the coil 212 to influence heat dissipation, noise generated during rotation of the rotor assembly 21 can be reduced, and user experience is improved.

Preferably, the driving piece is a pull rope 31, the reset piece is a torsion spring 32, the pull rope 31 is wound on the rotor shaft 211, one end of the pull rope 31 is fixedly connected with the side wall of the rotor shaft 211, the other end of the pull rope 31 extends out of the box body 1, and two ends of the torsion spring 32 are respectively connected with the box body 1 and the side wall of the rotor shaft 211.

When the pull cord 31 is pulled outside the case 1, the rotor shaft 211 rotates accordingly, and the earphone in the charging slot 11 starts to be charged. As the pull cord 31 is pulled out, the pull cord 31 on the outer periphery of the rotor shaft 211 is smaller and smaller, and when the pull cord 31 wound around the outer periphery of the rotor shaft 211 is not wound around the outer periphery of the rotor shaft 211, the rotor shaft 211 is at the limit position, and at this time, the pull cord 31 cannot be pulled any more. When the pull cord 31 is released, the rotor shaft 211 reversely rotates under the elastic force of the torsion spring 32, the pull cord 31 is rewound on the outer circumference of the rotor shaft 211 until the rotor shaft 211 returns to the original position, and the pull cord 31 can be pulled continuously. By repeating this, the earphone can be continuously charged, and the operation is smooth, and the pulling cord 31 does not need to be manually wound around the outer periphery of the rotor shaft 211.

As shown in fig. 2, 3 and 6, the driving assembly 3 further includes a pull ring 33, and the pull ring 33 is fixedly connected with one end of the pull rope 31 extending out of the box body 1. The pull ring 33 can improve the convenience of pulling the pull cord 31, and when the earphone is not required to be charged, the pull ring 33 can also serve as a hook, so that the earphone is convenient to carry.

In some embodiments, the driving member is a rack, the rotor shaft 211 is sleeved with a gear, the reset member is an elastic member, the rack is meshed with the gear, the rack extends out of the box 1, and two ends of the elastic member are respectively abutted to the box 1 and one end of the rack in the box 1.

When the earphone needs to be charged, one end of the rack extending out of the box body 1 can be pressed to enable the rack to start to retract into the box body 1, and at the moment, the rack drives the rotor shaft 211 to rotate through the gear to generate electricity. When the rack is fully entered into the case 1 or the elastic member is compressed to the bottom, the rotor shaft 211 is at a limit position. When the rack is released, the elastic member drives the rack to extend out of the case 1 again until the rotor shaft 211 returns to the original position, and the rack can be continuously pressed. By repeating the above steps, the earphone can be continuously charged, the operation is smooth, and the rack is not required to be manually pulled out from the box body 1.

As shown in fig. 2, in order to reduce the resistance of the rotor shaft 211 during rotation and improve the power generation efficiency, the earphone charging case further includes bearings 7, and the bearings 7 are sleeved at both ends of the rotor shaft 211 and located between the rotor shaft 211 and the bracket 4.

It will be appreciated that when the earphone is to be charged, the user may not conveniently operate the driving member to generate electricity, and this requires a device for storing electric energy to be provided in the case 1, so that the user may use the leisure time to operate the driving member to generate electricity and store electric energy, and when the earphone is to be charged, the user only needs to put the earphone into the charging slot 11. To this end, the earphone charging case further comprises a battery 5, the battery 5 being electrically connected to the charging slot 11 and the coil 212.

In order to fix the battery 5, a plurality of clamping pieces 44 are convexly arranged on one side of the bracket 4, and the plurality of clamping pieces 44 are abutted with the side wall of the battery 5 to fix the battery 5. The four clamping pieces 44 are arranged in total, and the four clamping pieces 44 are respectively positioned at four corners of the battery 5 so as to fix the battery 5 in a clamping way.

Preferably, the top surface of the box body 1 is provided with two charging grooves 11, two limiting protrusions 12 are formed in the box body 1 corresponding to the two charging grooves 11, and the bracket 4 is arranged between the two limiting protrusions 12 and is abutted with the two limiting protrusions 12. The two limiting protrusions 12 can limit the support 4, so that stability of the support 4 in the box body 1 is improved, and the support 4 is prevented from shaking.

As shown in fig. 1 and 2, the earphone charging box further includes a top cover 6, where the top cover 6 can be fastened to the top surface of the box body 1 to close the charging slot 11, so as to prevent the earphone from being lost when being separated from the charging slot 11 during charging in the charging slot 11.

The foregoing is merely exemplary of the present utility model, and those skilled in the art should not be considered as limiting the utility model, since modifications may be made in the specific embodiments and application scope of the utility model in light of the teachings of the present utility model.

Claims (10)

1. A headset charging cartridge that can generate electricity, comprising:

the earphone comprises a box body (1), wherein a charging groove (11) is concavely formed in the top surface of the box body (1), the charging groove (11) is configured to accommodate an earphone, and a bracket (4) is arranged in the box body (1);

the power generation mechanism (2) comprises a rotor assembly (21) and a stator assembly (22), wherein the rotor assembly (21) comprises a rotor shaft (211) and a coil (212) fixedly arranged on the rotor shaft (211), the rotor shaft (211) is rotatably arranged on the bracket (4), the stator assembly (22) comprises a permanent magnet (221) fixedly arranged on the bracket (4), the permanent magnet (221) is arranged on the periphery of the coil (212), and the coil (212) is electrically connected with the charging groove (11);

the driving assembly (3) comprises a driving piece and a resetting piece, one end of the driving piece extends out of the box body (1), the driving piece can drive the rotor shaft (211) to rotate, and the resetting piece can drive the rotor shaft (211) to reset.

2. The earphone charging case capable of generating electricity according to claim 1, wherein the rotor assembly (21) comprises an even number of the coils (212), and the even number of the coils (212) are uniformly distributed at both ends of the driving member.

3. The earphone charging case capable of generating electricity according to claim 2, wherein the holder (4) includes an even number of grooves (41), each groove (41) correspondingly accommodates one of the coils (212), a gap (42) is provided between the two grooves (41) located in the middle, and the driving member is connected with the rotor shaft (211) through the gap (42).

4. A headset charging box capable of generating electricity according to claim 3, characterized in that the stand (4) is detachably provided with a cover plate (43), the cover plate (43) being capable of being fastened to the stand (4) and closing the recess (41).

5. The earphone charging box capable of generating electricity according to claim 1, wherein the driving member is a pull rope (31), the reset member is a torsion spring (32), the pull rope (31) is wound on the rotor shaft (211), one end of the pull rope (31) is fixedly connected with the side wall of the rotor shaft (211), the other end of the pull rope (31) extends out of the box body (1), and two ends of the torsion spring (32) are respectively connected with the box body (1) and the side wall of the rotor shaft (211).

6. The earphone charging case capable of generating electricity according to claim 5, wherein the driving assembly (3) further comprises a pull ring (33), and the pull ring (33) is fixedly connected with one end of the pull rope (31) extending out of the case body (1).

7. The earphone charging box capable of generating electricity according to claim 1, wherein the driving member is a rack, the rotor shaft (211) is sleeved with a gear, the resetting member is an elastic member, the rack is meshed with the gear, the rack extends out of the box body (1), and two ends of the elastic member are respectively abutted to the box body (1) and one end of the rack located in the box body (1).

8. The earphone charging box capable of generating electricity according to claim 1, wherein a plurality of clamping pieces (44) are convexly arranged on one side of the support (4), the earphone charging box further comprises a battery (5), the battery (5) is electrically connected with the charging groove (11) and the coil (212), and the plurality of clamping pieces (44) are abutted with the side wall of the battery (5) to fix the battery (5).

9. The earphone charging case capable of generating electricity according to any one of claims 1 to 8, wherein the permanent magnets (221) are provided in an even number, and two of the permanent magnets (221) are divided into groups, the two permanent magnets (221) of each group being symmetrically disposed with respect to the coil (212), and the poles of the two permanent magnets (221) of each group being disposed opposite to each other.

10. The earphone charging box capable of generating electricity according to any one of claims 1 to 8, wherein two charging slots (11) are arranged on the top surface of the box body (1), two limit protrusions (12) are formed in the box body (1) corresponding to the two charging slots (11), and the support (4) is arranged between the two limit protrusions (12) and is abutted to the two limit protrusions (12).

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