CN218103438U

CN218103438U - Earphone charging box

Info

Publication number: CN218103438U
Application number: CN202221456197.6U
Authority: CN
Inventors: 魏文劼; 赖志坚; 陈宇航
Original assignee: Encyclopedia Technology Shenzhen Co ltd
Current assignee: Encyclopedia Technology Shenzhen Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-20
Anticipated expiration: 2032-06-09

Abstract

The utility model provides an earphone charging box, which comprises a box body, a box cover and a rotating structure, wherein the box body and the box cover can be rotationally connected through the rotating structure; the box body comprises a bottom shell and a middle shell connected with the bottom shell, the middle shell is provided with an installation surface facing the box cover, the installation surface is provided with an accommodating groove, the groove wall of the accommodating groove is provided with a shaft hole, and the hole wall of the shaft hole is circumferentially arranged in a closed manner; the box cover is provided with a cover inner surface facing the mounting surface; the rotating structure comprises a connecting piece convexly arranged on the inner surface of the cover and a rotating shaft connected to the connecting piece, the rotating shaft penetrates through the shaft hole, the connecting piece is rotatably connected with the middle shell through the rotating shaft, and at least part of the connecting piece can be contained in the containing groove when the box body and the box cover are in a covering state. The shaft hole seals the setting for circumference, and sets up completely on the mesochite, need not the concatenation of mesochite and drain pan, and the pivot is worn to locate in the shaft hole, does not receive the centre gripping of drain pan, avoids the pivot to deviate from in the shaft hole when the earphone box that charges falls, prevents that the pivot is because the extrusion of drain pan and mesochite and warp.

Description

Earphone charging box

Technical Field

The utility model belongs to the technical field of the box that charges, especially, relate to an earphone box that charges.

Background

With the popularization of bluetooth headsets, headset charging boxes for housing and charging bluetooth headsets have also been widely used. Earphone charging box on the current market includes box body, lid and revolution mechanic, and revolution mechanic locates between box body and the lid to a rotation that realizes box body and lid is connected, but revolution mechanic exposes outside earphone charging box usually, and very influence is pleasing to the eye.

In order to hide revolution mechanic in the earphone box of charging, current earphone box of charging sets up the box body to including drain pan and mesochite, the mesochite is installed in the drain pan, the lateral wall of drain pan and the lateral wall looks butt of mesochite, and enclose jointly and establish and form the rotation space, be equipped with the accommodation space on the mesochite, revolution mechanic includes protruding connecting piece of locating the lid inboard and connects in the pivot of connecting piece, the pivot is rotated and is connected in the rotation space, the connecting piece rotates the in-process in the pivot and can accept in the accommodation space, so that the lid is fashionable with the box body lid, this revolution mechanic can not be seen to the outside of earphone box of charging. But because the rotation space need form through drain pan and mesochite butt joint, the assembly degree of difficulty is big, when the earphone box that charges falls and lead to drain pan and mesochite separation, the pivot easily drops.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an earphone charging box aims at solving the pivot that current earphone charging box passes through the rotation space that drain pan and mesochite butt joint formed and connects rotating-structure, and the assembly degree of difficulty is big, the technical problem that the pivot easily drops.

In order to achieve the above object, the utility model adopts the following technical scheme:

the earphone charging box comprises a box body, a box cover and a rotating structure, wherein the box body and the box cover can be rotationally connected through the rotating structure and can be switched between a covering state in which the box body and the box cover are covered and an opening state in which the box body and the box cover are separated;

the box body comprises a bottom shell and a middle shell connected with the bottom shell, the middle shell is provided with an installation surface facing the box cover, the installation surface is provided with an accommodating groove, the groove wall of the accommodating groove is provided with a shaft hole, and the hole wall of the shaft hole is circumferentially arranged in a closed manner;

the box cover can cover the mounting surface when the box body and the box cover are in the closed state, and the box cover is provided with a cover inner surface facing the mounting surface;

the rotating structure comprises a connecting piece and a rotating shaft, the connecting piece is arranged on the inner surface of the cover in a protruding mode, the rotating shaft is connected with the rotating shaft of the connecting piece in a penetrating mode, the connecting piece is connected with the middle shell in a rotating mode through the rotating shaft, the box body and the box cover are located, and at least part of the box body and the box cover are contained in the containing groove when the cover is in a closed state.

In one embodiment, the shaft is rotatable within the shaft bore about a central axis of the shaft.

In one embodiment, the rotating shaft is fixedly connected with the connecting piece.

In one embodiment, a limiting protrusion is convexly arranged on the side wall of the rotating shaft, a limiting groove is formed in the hole wall of the shaft hole, the limiting groove extends in a strip shape around the central axis of the shaft hole, and the limiting protrusion can slide in the limiting groove when the rotating shaft rotates and abut against the groove wall of the limiting groove when the box body and the box cover are in the closed state and/or the open state.

In one embodiment, the connecting member is provided with a through hole, and the rotating shaft is arranged in the through hole in a penetrating manner and can rotate around the central axis of the rotating shaft in the through hole.

In one embodiment, the shaft hole can limit the rotation of the rotating shaft.

In one embodiment, the bottom shell is formed with a mounting groove, the middle shell is arranged at the notch of the mounting groove and surrounds the mounting cavity together with the bottom shell, the mounting surface faces away from the mounting cavity, and a mounting structure for placing an earphone is arranged on the mounting surface.

In one embodiment, at least a portion of the middle shell is accommodated in the installation groove, a side wall of the middle shell is attached to a groove wall of the installation groove, and the accommodating groove penetrates through a side wall of the middle shell facing the bottom shell.

In one embodiment, an edge portion is formed between the accommodating groove and the outer surface of the box body close to the accommodating groove, an avoiding groove is formed in the connecting piece and located between the rotating shaft and the box cover, the direction of the notch of the avoiding groove faces the edge portion, and the edge portion is at least partially accommodated in the avoiding groove when the box body and the box cover are in the open state.

In one embodiment, the inner surface of the cover is provided with a boss, and the connecting piece is detachably connected with the boss.

The utility model discloses technical effect for prior art is: the storage tank has been seted up on the mesochite of this earphone charging box, has seted up the shaft hole on the cell wall of storage tank, and in the shaft hole was worn to locate by the pivot, the storage of pivot on the mesochite and spacing have been realized. The connecting piece is convexly arranged on the inner surface of the cover and connected with the rotating shaft, and the box body and the cover realize relative rotation through a rotating structure and can be switched between a covering state and an opening state. The shaft hole seals the setting for circumference, and sets up completely on the mesochite, need not the concatenation of mesochite and drain pan, and in the shaft hole was worn to locate by the pivot, does not receive the centre gripping of drain pan, avoids the pivot to deviate from in the shaft hole when the earphone box that charges falls, prevents that the pivot from being out of shape because the extrusion of drain pan and mesochite. Meanwhile, the rotating shaft is partially positioned in the shaft hole and partially positioned in the accommodating groove, so that the influence of the bottom shell on the rotation of the rotating shaft is eliminated. When the box body and the box cover are in a covering state, the box cover covers the mounting surface, the accommodating groove and a part of the connecting piece accommodated in the accommodating groove are covered, and therefore the rotating structure is hidden in the earphone charging box and is not exposed; when the box body and the box cover are in an open state, the connecting piece is positioned on the inner side of the box cover facing the mounting surface and cannot be exposed, so that the attractiveness of the whole earphone charging box and the bottom shell thereof is greatly improved. In addition, because the accommodating groove is arranged on the mounting surface and is not exposed, the rotating structure cannot be influenced by dust or sundries, and the influence of the dust or the sundries on the rotation of the box cover relative to the box body is avoided. Because the lid is connected with the pivot through protruding connecting piece of locating its lid inner face, but lid and box body certain distance at interval have avoided the butt of lid with the box body, prevent that the lid from taking place wearing and tearing between rotation in-process and the box body, avoid forming on the earphone box of charging and use the vestige and cause the earphone box ageing.

Drawings

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

Fig. 1 is a three-dimensional structure view of an earphone charging box provided by the embodiment of the present invention in a covering state;

fig. 2 is a perspective view of the earphone charging box according to the embodiment of the present invention in an open state;

fig. 3 is a partial exploded view of the earphone charging box of fig. 1;

fig. 4 is a sectional view of the earphone charging box of fig. 1;

fig. 5 is a sectional view of the earphone charging box of fig. 2.

Description of the reference numerals:

10. a box body; 101. a mounting surface; 102. a mounting structure; 103. mounting grooves; 11. a bottom case; 111. a rim portion; 12. a middle shell; 121. a containing groove; 122. a shaft hole; 20. a box cover; 21. a boss; 22. inserting grooves; 30. a rotating structure; 31. a connecting member; 311. a limiting bulge; 32. a rotating shaft; 321. a through hole; 33. a bump; 301. an avoidance groove; 41. a battery; 42. and a control panel.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

The utility model provides an earphone charging box for place the earphone, and charge for the earphone.

Referring to fig. 1 and 2, the earphone charging box includes a box body 10, a box cover 20 and a rotating structure 30. The box body 10 and the box cover 20 can be rotatably connected through the rotating structure 30, that is, the box cover 20 can be rotated relative to the box body 10 through the rotating structure 30. When the box cover 20 rotates to cover the box body 10, the box body 10 and the box cover 20 are in a covering state, and when the box cover 20 rotates to be separated from the box cover 20, the box body 10 and the box cover 20 are in an opening state. The box body 10 and the box cover 20 can be switched between a closed state and an open state.

The case body 10 is used for placing earphones. The box body 10 has a mounting surface 101 facing the box cover 20 and an outer surface facing away from the box cover 20, the box body 10 has a mounting cavity, please refer to fig. 3, the battery 41 and the control board 42 are mounted in the mounting cavity, and a mounting structure 102 for placing earphones can be disposed on the mounting surface 101. The mounting structure 102 may be a placement slot opened on the mounting surface 101 into which the headset can be inserted for positioning. When the earphone is placed in the placement slot, the control board 42 can control the battery 41 to charge the earphone.

Referring to fig. 3, the mounting surface 101 is provided with a receiving groove 121, the receiving groove 121 is close to the inner edge of the mounting surface 101, a shaft hole 122 is provided on the wall of the receiving groove 121, and the wall of the shaft hole 122 is circumferentially closed. That is, no notch is provided on the wall of the axial hole 122.

Specifically, referring to fig. 3, the box body 10 includes a bottom shell 11 and a middle shell 12, the middle shell 12 is connected to the bottom shell 11 and located between the bottom shell 11 and the box cover 20, the middle shell 12 has the mounting surface 101, and the bottom shell 11 has an outer surface of the box body 10. The receiving groove 121 is disposed on the middle casing 12 and close to the bottom casing 11, that is, the receiving groove 121 is disposed at an edge of the middle casing 12, and the shaft hole 122 is close to the bottom casing 11 and spaced from the bottom casing 11 to form a circumferentially closed hole wall, so as to improve a structural stability of the shaft hole 122. When the box body 10 and the box cover 20 are in a closed state, the box cover 20 can be connected to the bottom shell 11 and also can be connected to the middle shell 12. When the box body 10 and the box cover 20 are in a closed state, the box cover 20 can abut against the bottom shell 11 and also abut against the middle shell 12.

Referring to fig. 1 and 2, the box cover 20 may be in a cover shape, and the box cover 20 has a cover inner surface facing the mounting surface 101 and a cover outer surface facing away from the mounting surface 101. When the box body 10 and the box cover 20 are in a closed state, the box cover 20 can cover the mounting surface 101 to cover the earphones and the accommodating groove 121 mounted on the mounting structure 102, at this time, the cover inner surface of the box cover 20 is arranged opposite to the mounting surface 101, and the cover outer surface of the box cover 20 can be flush with the outer surface of the box body 10, so that smoothness and attractiveness of the appearance of the charging earphone box are improved. The box cover 20 and the box body 10 can be connected by magnetic attraction or can be clamped, and the connection is not limited here.

Referring to fig. 3 and 4, the rotating structure 30 includes a connecting member 31 protruding from the inner surface of the cover and a rotating shaft 32 connected to the connecting member 31, wherein the rotating shaft 32 is inserted into the shaft hole 122 and protrudes from the wall of the accommodating groove 121, so as to facilitate the connection between the connecting member 31 and the rotating shaft 32. The connecting member 31 is rotatably connected to the middle shell 12 through a rotating shaft 32, and the connecting member 31 can be at least partially accommodated in the accommodating groove 121 when the box body 10 and the box cover 20 are in a closed state. That is to say, the containing groove 121 can be closed by the connecting element 31 when the box body 10 and the box cover 20 are in the closed state, so that the connecting element 31 is folded into the cavity formed by the box body 10 and the box cover 20, and is not exposed.

Accommodating groove 121 has been seted up on the mesochite 12 of this earphone charging box, shaft hole 122 has been seted up on the cell wall of accommodating groove 121, and pivot 32 has been realized accomodating and spacing on mesochite 12 in wearing to locate shaft hole 122. The connecting member 31 is protruded from the inner surface of the box cover 20 and connected to the rotating shaft 32, and the box body 10 and the box cover 20 are rotated relatively by the rotating structure 30 and can be switched between a closed state and an open state. Shaft hole 122 is the circumference and seals the setting, and sets up completely on mesochite 12, need not the concatenation of mesochite 12 and drain pan 11, and pivot 32 is worn to locate in shaft hole 122, does not receive the centre gripping of drain pan 11, avoids deviating from in pivot hole 122 when the earphone box that charges falls, prevents that pivot 32 is because the extrusion of drain pan 11 with mesochite 12 and warp. Meanwhile, the rotating shaft 32 is partially located in the shaft hole 122 and partially located in the accommodating groove 121, so that the influence of the bottom case 11 on the rotation of the rotating shaft 32 is eliminated. When the box body 10 and the box cover 20 are in a covering state, the box cover 20 covers the mounting surface 101, and covers the accommodating groove 121 and the connecting piece 31 partially accommodated in the accommodating groove 121, so that the rotating structure 30 is hidden in the earphone charging box, and the rotating structure 30 is not exposed; when the box body 10 and the box cover 20 are in an open state, the connecting piece 31 is located on the inner side of the box cover 20 facing the mounting surface 101 and is not exposed, so that the attractiveness of the whole earphone charging box and the bottom shell 11 thereof is greatly improved. In addition, since the accommodating groove 121 is disposed on the mounting surface 101 and is not exposed, the rotating structure 30 is not affected by dust or impurities, and the influence of the dust or impurities on the rotation of the box cover 20 relative to the box body 10 is avoided. Because the box cover 20 is connected with the rotating shaft 32 through the connecting piece 31 convexly arranged on the inner surface of the cover, the box cover 20 and the box body 10 can be separated by a certain distance, the abutting joint of the box cover 20 and the box body 10 is avoided, the abrasion between the box cover 20 and the box body 10 in the rotating process is prevented, and the aging of the earphone box caused by the formation of a use mark on the earphone charging box is avoided.

In one embodiment, the shaft 32 is rotatably connected to the box body 10, that is, the shaft 32 can rotate around the central axis of the shaft 32 in the shaft hole 122, so that the rotating structure 30 can rotate the box cover 20 and the middle shell 12 relative to each other by rotating the shaft 32 in the shaft hole 122. The shaft hole 122 is adapted to the rotating shaft 32, and the cross section of the shaft hole 122 and the cross section of the rotating shaft 32 are both circular. The connecting member 31 is rotatably connected to the rotating shaft 32, or may be fixedly connected, that is, the connecting member 31 and the rotating shaft 32 rotate synchronously.

In one embodiment, referring to fig. 3 and 4, the connecting member 31 is provided with a through hole 321, and the rotating shaft 32 is disposed through the through hole 321 to detachably connect the rotating shaft 32 and the connecting member 31, so that the assembly is convenient. When the rotating structure 30 is assembled on the box body 10, the rotating shaft 32 can pass through the shaft hole 122 and the through hole 321 to connect the connecting member 31 and the box body 10, so that the assembly is convenient.

Alternatively, the connecting member 31 is rotatably connected to the rotating shaft 32, i.e. the rotating shaft 32 can rotate around the central axis of the rotating shaft 32 in the through hole 321. The rotating shaft 32 can be rotatably connected with both the connecting member 31 and the box body 10, so that the flexibility of the rotation of the box cover 20 relative to the box body 10 is ensured, and the possibility of the occurrence of jamming is reduced. The rotating shaft 32 can also be fixedly connected with the box body 10, i.e. the rotating shaft 32 does not rotate in the shaft hole 122 relative to the box body 10.

Optionally, the through hole 321 can limit the rotation of the rotating shaft 32, so that the connecting member 31 can drive the rotating shaft 32 to rotate together when rotating around the rotating shaft 32, thereby improving the structural stability of the rotating structure 30, and preventing the connecting member 31 from shaking relative to the rotating shaft 32, which further causes the misalignment between the box cover 20 and the box body 10. The cross section of the through hole 321 may be non-circular, such as oval, polygonal, circular with switch, etc., and the cross section of the rotating shaft 32 at least at the portion penetrating through the through hole 321 is adapted to the cross section of the shaft hole 122.

Optionally, the shaft hole 122 can limit the rotation of the rotating shaft 32, so that the rotating shaft 32 is stationary relative to the middle case 12, and the rotating structure 30 rotates relative to the rotating shaft 32 through the connecting member 31 to drive the box cover 20 to rotate relative to the box body 10, so as to improve the connection stability between the rotating shaft 32 and the middle case 12, and prevent the rotating shaft 32 from shaking relative to the box body 10, thereby causing the box cover 20 and the box body 10 to be misaligned. The cross section of the shaft hole 122 may be non-circular, such as oval, polygonal, circular with switch, and the like, and the cross section of the rotating shaft 32 at least at the end portion thereof penetrating through the shaft hole 122 is adapted to the cross section of the shaft hole 122.

In other embodiments, the connecting element 31 may be fixedly connected to the rotating shaft 32 by bonding or clipping, or may be integrally formed with the rotating shaft 32, which is not limited herein.

Referring to fig. 3, two shaft holes 122 may be formed, the two shaft holes 122 are respectively disposed on two opposite side groove walls of the accommodating groove 121, and central axes of the two shaft holes 122 are overlapped. Two ends of the rotating shaft 32 are respectively penetrated through the two shaft holes 122, and the connecting piece 31 is sleeved in the middle of the rotating shaft 32 through the through hole 321 so as to realize stable connection of the connecting piece 31 and prevent the connecting piece 31 from being separated from the rotating shaft 32.

In one embodiment, referring to fig. 3, the middle shell 12 may be plate-shaped, and the receiving groove 121 is formed by stamping or bending. At least one shaft hole 122 penetrates through the wall of the receiving groove 121. During the equipment, can pass through the shaft hole 122 with pivot 32 from mesochite 12 bottom earlier and penetrate storage tank 121 in, put into storage tank 121 with connecting piece 31 again to make pivot 32 can pass through-hole 321 and insert in the contralateral shaft hole 122, thereby realize being connected of revolution mechanic 30 and mesochite 12, convenient and fast prevents simultaneously that the pivot 32 and box body 10 separate because the not hard up of mesochite 12 and drain pan 11 leads to when the earphone box that charges falls.

In one embodiment, referring to fig. 3 and 4, the bottom case 11 is formed with a mounting groove 103, the middle case 12 is disposed at a groove opening of the mounting groove 103 and surrounds the bottom case 11 to form a mounting cavity, and the mounting surface 101 faces away from the mounting cavity. Thus, when the box body 10 and the box cover 20 are in a closed state, the middle shell 12 is located in a space formed by the box body 10 and the box cover 20 in an enclosing manner, so as to protect the middle shell 12, i.e., the rotating structure 30 arranged on the middle shell 12.

Optionally, referring to fig. 4, at least a portion of the middle shell 12 is accommodated in the mounting groove 103, and a sidewall of the middle shell 12 fits a wall of the mounting groove 103, so as to prevent the middle shell 12 from shaking relative to the bottom shell 11, and improve the connection stability between the middle shell 12 and the bottom shell 11.

In one embodiment, referring to fig. 4 and fig. 5, an edge portion 111 is formed between the receiving groove 121 and an outer surface of the box body 10 close to the receiving groove 121, that is, the edge portion 111 is formed between a groove wall of the receiving groove 121 close to the box body 10 and an outer surface of the bottom shell 11 close to the receiving groove 121. The connecting member 31 is provided with an avoiding groove 301, the avoiding groove 301 is located between the rotating shaft 32 and the box cover 20, a notch direction of the avoiding groove 301 faces the edge portion 111, and when the box body 10 and the box cover 20 are in an open state, the edge portion 111 is at least partially accommodated in the avoiding groove 301. Thus, when the connecting member 31 rotates, the avoiding groove 301 gradually covers the edge portion 111 until the connecting member 31 abuts against the edge portion 111, and the avoiding groove 301 is used for avoiding the edge portion 111 to increase the rotation angle of the connecting member 31.

Specifically, referring to fig. 4 and 5, the connecting member 31 is C-shaped and surrounds to form an avoiding groove 301, one extending end of the connecting member 31 is provided with the shaft hole 122, and the other extending end is connected to the box cover 20, so as to increase the distance between the box cover 20 and the box body 10 and avoid the wear between the box cover 20 and the box body 10.

Optionally, referring to fig. 3, the accommodating groove 121 penetrates through a side wall of the middle shell 12 facing the bottom shell 11, so as to facilitate processing of the accommodating groove 121, and meanwhile, the thickness of the edge portion 111 can be reduced, and the width of the limiting groove is reduced, so that the connecting member 31 is more miniaturized. At this time, the groove wall of the mounting groove 103 facing the receiving groove 121 forms the groove wall of the receiving groove 121.

When the box body 10 and the box cover 20 are in a closed state, the connecting member 31 can abut against the bottom surface of the accommodating groove 121 to limit the box cover 20 from being continuously extruded toward the bottom case 11; when the box body 10 and the box cover 20 are in the open state, the connecting member 31 may abut against the groove wall of the containing groove 121 close to the edge portion 111 to limit the box cover 20 from abutting against the outer surface of the bottom shell 11, thereby preventing the bottom shell 11 from having indentations.

In one embodiment, when the rotating shaft 32 can rotate in the shaft hole 122 and the connecting member 31 is fixedly connected to the rotating shaft 32, referring to fig. 3, a limiting protrusion 311 may be further protruded on a sidewall of the rotating shaft 32, and a limiting groove is formed on a hole wall of the shaft hole 122, and the limiting groove may be disposed inside the shaft hole 122, or disposed at an opening of the shaft hole 122 facing the bottom case 11, and penetrates through to a bottom surface of the middle case 12 opposite to the mounting surface 101. The limiting groove extends in a strip shape around the central axis of the shaft hole 122 to form an arc-shaped slide way, and the central axis corresponding to the slide way is the central axis of the shaft hole 122. The limiting protrusion 311 is accommodated in the limiting groove, and when the rotating shaft 32 and the shaft hole 122 rotate, the limiting protrusion 311 can slide in the limiting groove along the extending direction of the limiting groove. When the box body 10 and the box cover 20 are in a closed state, the limiting protrusion 311 can slide along the limiting groove to abut against a groove wall of one end portion of the limiting groove to limit the rotating shaft 32 to continue, so as to share the force applied by the connecting member 31 to the bottom shell 12, and when the box body 10 and the box cover 20 are in an open state, the limiting protrusion 311 can slide along the limiting groove to abut against a groove wall of the other end portion of the limiting groove to limit the rotating shaft 32 to continue, so as to share the force applied by the connecting member 31 to the bottom shell 11.

Alternatively, the limiting protrusion 311 may abut against only one of the groove walls of the limiting groove to share the force applied by the connecting member 31 to one of the bottom shell 11 and the top shell 12.

In one embodiment, referring to fig. 2 and 3, the inner surface of the cover is provided with a boss 21, and the connecting member 31 is detachably connected to the boss 21, so that during assembly, the rotating structure 30 is connected to the middle shell 12, and then the cover 20 is connected to the rotating structure 30, which is convenient for assembly and checking of the assembled state.

Optionally, referring to fig. 4, a protrusion 33 may be protruded from an end of the connecting member 31 away from the through hole 321, an insertion groove 22 may be opened on the boss 21, and the protrusion 33 may be inserted into the insertion groove 22 and fixedly connected to the boss 21 through a buckle adhesive, so as to achieve the quick connection between the connecting member 31 and the box cover 20.

The foregoing is only a preferred embodiment of the present invention, and the technical principles of the present invention have been specifically described, and the description is only for the purpose of explaining the principles of the present invention, and should not be construed as limiting the scope of the present invention in any way. Any modifications, equivalents and improvements made within the spirit and principles of the invention and other embodiments of the invention without the creative effort of those skilled in the art are intended to be included within the protection scope of the invention.

Claims

1. The earphone charging box is characterized by comprising a box body, a box cover and a rotating structure, wherein the box body and the box cover can be rotationally connected through the rotating structure and can be switched between a covering state in which the box body is covered with the box cover and an opening state in which the box body is separated from the box cover;

the box body comprises a bottom shell and a middle shell connected to the bottom shell, the middle shell is provided with an installation surface facing the box cover, the installation surface is provided with an accommodating groove, the groove wall of the accommodating groove is provided with a shaft hole, and the hole wall of the shaft hole is circumferentially arranged in a closed manner;

2. The earphone charging box of claim 1, wherein the spindle is rotatable within the spindle hole about a central axis of the spindle.

3. The earphone charging box of claim 2, wherein the hinge is fixedly connected to the connecting member.

4. The earphone charging box according to claim 3, wherein a limiting protrusion is protruded from a side wall of the rotation shaft, a limiting groove is formed in a wall of the shaft hole, the limiting groove extends in a strip shape around a central axis of the shaft hole, and the limiting protrusion can slide in the limiting groove when the rotation shaft rotates and abuts against a groove wall of the limiting groove when the box body and the box cover are in the closed state and/or the open state.

5. The earphone charging box according to claim 1, wherein the connecting member is formed with a through hole, and the shaft is inserted through the through hole and is capable of rotating around a central axis of the shaft in the through hole.

6. The earphone charging box of claim 5, wherein the shaft hole can limit the rotation of the rotation shaft.

7. The earphone charging box according to any one of claims 1 to 5, wherein the bottom shell is formed with a mounting groove, the middle shell is disposed at the groove opening of the mounting groove and surrounds the mounting cavity together with the bottom shell, the mounting surface faces away from the mounting cavity, and a mounting structure for placing an earphone is disposed on the mounting surface.

8. The earphone charging box of claim 7, wherein the middle housing is at least partially received in the mounting groove, a sidewall of the middle housing fits a wall of the mounting groove, and the receiving groove extends through to a sidewall of the middle housing facing the bottom housing.

9. The earphone charging box according to any one of claims 1 to 5, wherein an edge portion is formed between the receiving groove and an outer surface of the box body close to the receiving groove, the connecting member is provided with an avoiding groove, the avoiding groove is located between the rotating shaft and the box cover, a notch direction of the avoiding groove faces the edge portion, and the edge portion is at least partially received in the avoiding groove when the box body and the box cover are in the open state.

10. An earphone charging case as claimed in any one of claims 1 to 5, wherein the cover is provided with a boss on its inner surface, and the connecting member is detachably connected to the boss.