CN219697870U

CN219697870U - TWS earphone charging box

Info

Publication number: CN219697870U
Application number: CN202321583191.XU
Authority: CN
Inventors: 谭树民
Original assignee: Goertek Inc
Current assignee: Goertek Inc
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-09-15
Anticipated expiration: 2033-06-21

Abstract

The utility model belongs to the technical field of TWS earphones, and particularly relates to a TWS earphone charging box which comprises a box body, wherein the box body comprises a shell and a lining shell fixed in a mounting cavity of the shell, at least two support columns are arranged on the inner side wall of the shell at intervals, pressing blocks are respectively arranged on the lining shell corresponding to each support column, and a splicing structure is respectively arranged between each pressing block and the corresponding support column; the device also comprises a main board clamped between the pressing block and the support column, and through holes are correspondingly formed in the main board. During installation, the through holes on the main board are sleeved on the corresponding plug-in structure, the lining shell is inserted into the installation cavity, the plug-in structure is plugged together after the pressing block is aligned with the supporting column, the lining shell is fixedly connected with the shell, the main board is clamped between the pressing block and the supporting column, movement cannot occur under the limitation of the plug-in structure, and the problem that the assembly process of the main board of the traditional earphone charging box is complex and the disassembly and assembly are inconvenient is solved only by sleeving the main board on the plug-in structure.

Description

TWS earphone charging box

Technical Field

The utility model belongs to the technical field of TWS earphones, and particularly relates to a TWS earphone charging box.

Background

As technology advances and demands increase, TWS (True Wireless Stereo ) headphones are increasingly used, and generally, TWS headphones are equipped with a headphone charging box for housing and charging the TWS headphones.

At present, the mainboard of earphone charging box is through methods such as screw, sticky, hot melt fixed mounting, and the assembly process of mainboard is complicated, and the problem such as installation inadequately, fixed infirm appears easily and leads to repairing, has increased manufacturing cost intangibly, and earphone charging box's volume is less and leads to the installation of mainboard, dismantlement very inconvenient moreover.

Disclosure of Invention

The utility model aims to provide a TWS earphone charging box, and aims to solve the problems that an assembly process of a main board of an existing earphone charging box is complex and disassembly and assembly are inconvenient.

The utility model discloses a TWS earphone charging box, which comprises a box body, wherein the box body comprises a shell enclosing an installation cavity and a lining shell inserted from an coelent of the installation cavity and fixedly connected with the shell, at least two support columns are arranged on the inner side wall of the shell at intervals, a pressing block is respectively arranged on the lining shell corresponding to each support column, and an inserting structure is respectively arranged between each pressing block and the corresponding support column; the plug structure is characterized by further comprising a main board clamped between the pressing block and the supporting column, and through holes for the plug structure to pass through are correspondingly formed in the main board.

As an improvement, at least two support columns are arranged at the bottom of the mounting cavity at intervals.

As an improvement, the plug-in structure comprises a plug-in shaft fixedly connected with the pressing block, a plug-in hole extending along the axial direction of the plug-in shaft is formed in the supporting column, the outer diameter of the plug-in shaft is matched with the diameter of the through hole, and the outer diameter of the supporting column is larger than the diameter of the through hole.

As an improvement, the plug-in shaft comprises a large-diameter shaft body part fixedly connected with the pressing block, a small-diameter shaft body part arranged at the end part of the large-diameter shaft body part far away from the pressing block, and a reducing connecting part connected between the large-diameter shaft body part and the small-diameter shaft body part, wherein the outer diameter of the large-diameter shaft body part is matched with the diameter of the through hole.

As an improvement, the box body further comprises a bracket fixed at one side of the inner lining shell near the bottom of the cavity of the installation cavity, and the pressing block is arranged on the bracket.

As an improvement, the bracket and the lining shell are of a split type structure, and a detachable connecting structure is arranged between the bracket and the lining shell.

As an improvement, the detachable connecting structure comprises at least two connecting columns arranged at intervals along the circumferential direction of the lining shell and a sleeve correspondingly arranged on the bracket, wherein the sleeve comprises a pipe body and an inner baffle ring arranged on the inner wall of the pipe at the position of the end part of the pipe body, which is close to the connecting columns; screw holes extending along the axial direction of the connecting columns are respectively arranged on each connecting column, and fastening screws are arranged between the sleeve and the connecting columns.

As an improvement, a space is arranged between the inner baffle ring and the end part of the pipe body, which is close to the connecting column, and the connecting column is inserted into the pipe body and is propped against the inner baffle ring.

As an improvement, a battery mounting groove is arranged on the bracket.

Due to the adoption of the technical scheme, the TWS earphone charging box comprises a box body, wherein the box body comprises a shell enclosing an installation cavity and a lining shell inserted from an opening of the installation cavity and fixedly connected with the shell, at least two support columns are arranged on the inner side wall of the shell at intervals, pressing blocks are respectively arranged on the lining shell corresponding to each support column, and an inserting structure is respectively arranged between each pressing block and the corresponding support column; the device also comprises a main board clamped between the pressing block and the support column, and through holes for the insertion structures to pass through are correspondingly formed in the main board. During installation, through holes on the main board are sleeved on corresponding plug-in structures, the lining shell is inserted into the installation cavity, the plug-in structures between the pressing block and the support columns are plugged together after the pressing block is aligned with the support columns, the lining shell is fixedly connected with the shell, the main board is clamped between the pressing block and the support columns, movement cannot occur under the limitation of the plug-in structures, the main board is only required to be sleeved on the plug-in structures, the assembly process of the main board is simple, the assembly and the disassembly of the TWS earphone charging box are convenient, and the problems that the assembly process of the main board of the traditional earphone charging box is complex and the assembly and the disassembly of the main board are inconvenient are solved.

Drawings

Fig. 1 is an exploded structural view of a TWS headset charging case of the present utility model;

fig. 2 is a schematic cross-sectional structure view of a TWS headset charging case of the present utility model;

wherein, 10, the outer casing; 11. a support column; 12. a plug hole; 20. a liner shell; 21. a left earphone accommodating chamber; 22. a right earphone receiving chamber; 23. a connecting column; 24. a threaded hole; 30. a bracket; 31. briquetting; 32. a plug-in shaft; 33. a sleeve; 34. an inner retainer ring; 35. a battery mounting groove; 40. a main board; 41. and a through hole.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Fig. 1 and 2 are schematic structural views of a TWS earphone charging case of the present utility model, wherein fig. 1 shows an exploded structural view of the TWS earphone charging case of the present utility model, and fig. 2 shows a cross-sectional structural view of the TWS earphone charging case of the present utility model. For convenience of description, only the parts related to the present utility model are shown in the drawings.

It should be noted that, if directional indications are referred to in the present utility model, such as up, down, front, back, left, right, etc., the directional indications are merely used to explain the relative positional relationship between the components in a certain specific posture, and if the specific posture is changed, the directional indications are correspondingly changed; if the description of "first", "second", etc. is referred to in this disclosure, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

As can be seen from fig. 1 and 2, the TWS earphone charging box includes a box body, a closing cover (not shown in the drawings) hinged above the box body, the box body includes a housing 10 enclosing a mounting cavity, an inner liner 20 inserted from a cavity opening of the mounting cavity and fixedly connected with the housing 10, a left earphone accommodating cavity 21 and a right earphone accommodating cavity 22 are provided on the inner liner 20, specifically, the inner liner 20 is fixedly connected with a portion of the housing 10 at the cavity opening, for example, by means of glue bonding and screw fixing; at least two support columns 11 are arranged on the inner side wall of the shell 10 at intervals, pressing blocks 31 are respectively arranged on the inner lining shell 20 corresponding to each support column 11, and a splicing structure is respectively arranged between each pressing block 31 and the corresponding support column 11; the main board 40 is clamped between the pressing block 31 and the supporting column 11, and through holes 41 for the insertion structures to pass through are correspondingly formed in the main board 40.

During installation, through holes 41 on the main board 40 are sleeved on corresponding plug-in structures, then the inner lining shell 20 is inserted into the installation cavity, after the pressing block 31 is aligned with the supporting columns 11, the plug-in structures between the pressing block 31 and the supporting columns 11 are plugged together, then the inner lining shell 20 is fixedly connected with the outer shell 10, the main board 40 is clamped between the pressing block 31 and the supporting columns 11, movement can not occur under the limitation of the plug-in structures, only the main board 40 is sleeved on the plug-in structures, the assembly process of the main board 40 is simple, the assembly and the disassembly of the main board 40 are convenient, and the TWS earphone charging box solves the problems that the assembly process of the main board of the traditional earphone charging box is complex and the assembly and disassembly of the main board of the traditional earphone charging box are inconvenient.

In the present utility model, at least two support columns 11 are disposed at a space at the bottom of the installation cavity, so that the press block 31 is aligned with the support columns 11 when the inner liner 20 is inserted into the installation cavity.

As shown in fig. 1 and 2, the plugging structure comprises a plugging shaft 32 fixedly connected with a pressing block 31, a plugging hole 12 extending along the axial direction of the plugging shaft is arranged on a supporting column 11, and the outer diameter of the plugging shaft 32 is matched with the diameter of a through hole 41. In the installation, the main board 40 may be installed on the inner liner shell 20 in advance, and then the inner liner shell 20 and the main board 40 are synchronously inserted into the installation cavity, so that the assembly process of the main board 40 can be further simplified.

Specifically, the plugging shaft 32 includes a large-diameter shaft body fixedly connected with the pressing block 31, a small-diameter shaft body portion disposed at an end portion of the large-diameter shaft body portion far away from the pressing block 31, and a variable-diameter connecting portion connected between the large-diameter shaft body portion and the small-diameter shaft body portion, wherein an outer diameter of the large-diameter shaft body portion is adapted to a diameter of the through hole 41, so that the plugging shaft 32 is conveniently inserted into the plugging hole 12.

Of course, the plugging shaft 32 may be disposed on the supporting column 11, the plugging hole 12 may be disposed on the pressing block 31, and the main board 40 may be placed in the mounting cavity during mounting, and then the through hole 41 on the main board 40 may be sleeved on the supporting column 11.

Specifically, three support columns 11 are provided, and other numbers may be provided as needed.

In other embodiments, at least two support columns 11 may be disposed on a peripheral sidewall of one side of the installation cavity and extend toward a peripheral sidewall of the opposite side, and when in installation, the inner liner shell 20 is inserted into the installation cavity, and then moved to one side of the support column 11, so as to plug the plug-in structure between the pressing block 31 and the support column 11 together.

In the present utility model, in order to facilitate installation, the case further includes a bracket 30 fixed at a side of the liner case 20 near the bottom of the cavity of the installation cavity, and the pressing block 31 is provided on the bracket 30. Typically, a battery mounting slot 35 is provided on the cradle 30 for receiving a battery of the TWS headset charging cartridge.

As shown in fig. 1 and 2, the bracket 30 and the liner shell 20 are of a split type structure, and a detachable connection structure is provided between the bracket 30 and the liner shell 20.

Specifically, the detachable connection structure comprises at least two connection posts 23 arranged at intervals along the circumferential direction of the lining shell 20, and a sleeve 33 correspondingly arranged on the bracket 30, wherein the sleeve 33 comprises a pipe body, and an inner baffle ring 34 is arranged on the inner wall of the pipe body at the position close to the end part of the connection post 23; each of the connecting posts 23 is provided with a screw hole 24 extending in the axial direction thereof, and a fastening screw is provided between the sleeve 33 and the connecting post 23.

In general, the sleeve 33, the plug shaft 32, and the press block 31 are connected to the bracket 30 as an integral structure.

Further, a space is arranged between the inner retainer 34 and the end of the pipe body close to the connecting column 23, the connecting column 23 is inserted into the pipe body and props against the inner retainer 34, and the bracket 30 and the inner liner shell 20 can be preloaded together, so that the installation is more convenient.

In other embodiments, at least two connecting lugs spaced along the circumferential direction of the bracket 30 may be fixed on the bracket, and a threaded hole is respectively provided on the inner liner shell 20 corresponding to each connecting lug, so as to be fixedly connected through a screw.

The foregoing description of the embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The TWS earphone charging box comprises a box body, wherein the box body comprises a shell enclosing a mounting cavity and a lining shell inserted from a cavity opening of the mounting cavity and fixedly connected with the shell, and the TWS earphone charging box is characterized in that at least two support columns are arranged on the inner side wall of the shell at intervals, pressing blocks are respectively arranged on the lining shell corresponding to each support column, and a plug-in structure is respectively arranged between each pressing block and the corresponding support column; the plug structure is characterized by further comprising a main board clamped between the pressing block and the supporting column, and through holes for the plug structure to pass through are correspondingly formed in the main board.

2. The TWS headset charging box of claim 1, wherein at least two of the support posts are spaced apart at a cavity bottom of the mounting cavity.

3. The TWS earphone charging box according to claim 2, wherein the plugging structure comprises a plugging shaft fixedly connected with the pressing block, the supporting column is provided with a plugging hole extending along the axial direction of the plugging shaft, the outer diameter of the plugging shaft is matched with the diameter of the through hole, and the outer diameter of the supporting column is larger than the diameter of the through hole.

4. The TWS earphone charging box of claim 3, wherein the plug-in shaft comprises a large-diameter shaft body fixedly connected with the pressing block, a small-diameter shaft body arranged at an end part of the large-diameter shaft body far away from the pressing block, and a variable-diameter connecting part connected between the large-diameter shaft body and the small-diameter shaft body, and the outer diameter of the large-diameter shaft body is matched with the diameter of the through hole.

5. The TWS earphone charging box of any one of claims 1 to 4, wherein said box body further comprises a bracket fixed at a side of said inner liner housing near a bottom of a cavity of said mounting cavity, said compact being provided on said bracket.

6. The TWS earphone charging box of claim 5, wherein the bracket and the inner liner shell are of a split type structure, and a detachable connection structure is provided between the bracket and the inner liner shell.

7. The TWS earphone charging box of claim 6, wherein the detachable connection structure comprises at least two connection posts arranged at intervals along the circumferential direction of the inner lining shell, and a sleeve correspondingly arranged on the bracket, the sleeve comprises a pipe body, and an inner baffle ring is arranged on the inner wall of the pipe at the position of the end part of the pipe body, which is close to the connection posts; screw holes extending along the axial direction of the connecting columns are respectively arranged on each connecting column, and fastening screws are arranged between the sleeve and the connecting columns.

8. The TWS headset charging box of claim 7, wherein a space is provided between the inner collar and an end of the tube body proximate the connection post that is inserted into the tube body and abuts the inner collar.

9. The TWS headset charging case of claim 5, wherein a battery mounting slot is provided on the bracket.