CN219697869U - TWS earphone charging box - Google Patents
TWS earphone charging box Download PDFInfo
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- CN219697869U CN219697869U CN202321583190.5U CN202321583190U CN219697869U CN 219697869 U CN219697869 U CN 219697869U CN 202321583190 U CN202321583190 U CN 202321583190U CN 219697869 U CN219697869 U CN 219697869U
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- circular arc
- mounting ear
- shaft
- charging box
- shaped sliding
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- 239000000523 sample Substances 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 11
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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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, a closing cover, a rotating shaft arranged between the closing cover and the box body, a circular arc-shaped sliding rail arranged along the circumferential direction of the rotating shaft, and a limiting piece arranged between the rotating shaft and the circular arc-shaped sliding rail. The end part of the limiting piece, which is far away from the rotating shaft, can be combined/separated with different positioning structures on the circular arc-shaped sliding rail, so that the closing cover can be limited in an open or closed state, the problem that the rotating connection structure between the existing closing cover and the box body is complex is solved, the structure is simple, assembly failure can be avoided, and production cost can be reduced.
Description
Technical Field
The utility model belongs to the technical field of TWS earphones, and particularly relates to a TWS earphone charging box.
Background
Along with the development of technology and the improvement of demand, the application of TWS (True Wireless Stereo, true wireless stereophonic) earphones is more and more widespread, generally, TWS earphones are all provided with earphone charging boxes for accommodating TWS earphones and charging TWS earphones, the earphone charging boxes mainly comprise a box body and a closing cover rotatably installed at the upper part of the box body, and a left accommodating cavity and a right accommodating cavity for accommodating a left earphone and a right earphone are formed between the closing cover and the box body.
At present, the rotating connection of the closing cover and the box body is realized through a lug and a hinge, and a magnetic attraction structure is arranged between the closing cover and the box body to ensure that the closing cover is firmly arranged on the box body, so that the structure is complex, the assembly process is complex, assembly defects easily occur in the assembly process, the repair rate is increased, and the production cost is increased.
Disclosure of Invention
The utility model aims to provide a TWS earphone charging box, which aims to solve the problem that the existing rotary connection structure between a closing cover and a box body is complex, has a simple structure, can avoid poor assembly and can reduce production cost.
The utility model discloses a TWS earphone charging box which comprises a box body and a closing cover arranged at the upper part corresponding to the box body, wherein a rotating shaft is arranged between the closing cover and the box body; the rotary shaft is characterized by further comprising a circular arc-shaped sliding rail arranged along the circumferential direction of the rotary shaft, and a limiting part arranged between the rotary shaft and the circular arc-shaped sliding rail, wherein the limiting part is arranged along the radial direction of the rotary shaft, positioning structures arranged along the circumferential direction of the rotary shaft at intervals are arranged on the circular arc-shaped sliding rail, the end part, far away from the rotary shaft, of the limiting part can be combined with/separated from the positioning structures, and the end part, close to the rotary shaft, of the limiting part is fixedly connected with the cover and the box body respectively.
As an improvement, the circular arc sliding rail comprises a circular arc bracket, and one side of the circular arc bracket, which is close to the rotating shaft, is provided with a circular arc groove; the positioning structure is a positioning groove arranged on the bottom surface of the arc-shaped groove.
As an improvement, the limiting piece is a spring probe or a spring plunger.
As an improvement, the circular arc-shaped sliding rail is fixed in the box body, and the limiting piece is fixed on the closing cover.
As an improvement, the box body comprises a shell and a lining shell, wherein the shell encloses a mounting cavity, the lining shell is inserted into the mounting cavity and fixedly connected with the shell, and the circular arc-shaped sliding rail is fixedly connected with the lining shell.
As an improvement, two limiting parts are arranged at intervals along the circumferential direction of the rotating shaft, and three positioning grooves are arranged at intervals, wherein one positioning groove is arranged at the middle part of the circular arc support, and the other two positioning grooves are respectively arranged at the upper end part and the lower end part of the circular arc support.
As an improvement, the box body is provided with a first mounting lug and a second mounting lug which are arranged at intervals, the closing cover is provided with a pipe body positioned between the first mounting lug and the second mounting lug, and the rotating shaft is connected in series between the first mounting lug, the pipe body and the second mounting lug.
As an improvement, the rotating shaft includes a first shaft body disposed between the first mounting ear and the pipe body end portion on the corresponding side, and a second shaft body disposed between the second mounting ear and the pipe body end portion on the corresponding side.
As an improvement, a notch is arranged at the middle part of the pipe body.
As an improvement, the first mounting lug and the second mounting lug are sleeves, the diameter of the first shaft body is matched with the inner diameter of the first mounting lug and the inner diameter of the pipe body, the diameter of the second shaft body is matched with the inner diameter of the second mounting lug and the inner diameter of the pipe body, and a stop block fixedly connected with the pipe body is arranged at the notch.
As an improvement, the two ends of the pipe body are respectively provided with the circular arc sliding rails, and the two ends of the pipe body are respectively provided with a limiting piece corresponding to each circular arc sliding rail; the limiting piece is fixed on the pipe body.
Due to the adoption of the technical scheme, the TWS earphone charging box comprises a box body and a closing cover arranged at the upper part of the corresponding box body, and a rotating shaft is arranged between the closing cover and the box body; the rotary shaft is characterized by further comprising a circular arc-shaped sliding rail arranged along the circumferential direction of the rotary shaft and a limiting piece arranged between the rotary shaft and the circular arc-shaped sliding rail, wherein the limiting piece is arranged along the radial direction of the rotary shaft, positioning structures arranged along the circumferential direction of the rotary shaft at intervals are arranged on the circular arc-shaped sliding rail, the end part, far away from the rotary shaft, of the limiting piece can be combined/separated with the positioning structures, and the end part, close to the rotary shaft, of the limiting piece and the circular arc-shaped sliding rail are fixedly connected with the cover and the box body respectively. The cover is rotatably connected with the box body through the rotating shaft, when the cover is opened or closed, the cover rotates relative to the box body, and as the circular arc-shaped sliding rail and the limiting piece are fixedly connected with the cover and the box body respectively, the circular arc-shaped sliding rail and the limiting piece can also rotate relatively, the end part of the limiting piece far away from the rotating shaft can be combined/separated with different positioning structures on the circular arc-shaped sliding rail, the cover can be limited in an opening state or a closing state, the structure is simple, the assembly is convenient, the TWS earphone charging box solves the problem that the rotating connection structure between the existing cover and the box body is complex, the structure is simple, assembly failure can be avoided, and the production cost can be reduced.
Drawings
Fig. 1 is a schematic cross-sectional view of a TWS earphone charging case of the present utility model along a radial direction of a rotation shaft;
fig. 2 is a schematic cross-sectional structure view of the TWS earphone charging case of the present utility model along the axial direction of the rotation shaft;
fig. 3 is a schematic cross-sectional structure view of the TWS earphone charging case of the present utility model in a state of opening and closing the cover along a radial direction of the rotation shaft;
wherein, 11, the outer casing; 12. a liner shell; 13. a first mounting ear; 14. a second mounting ear; 20. closing the cover; 21. a tube body; 30. circular arc slide rail; 31. a circular arc bracket; 32. an arc-shaped groove; 33. a positioning groove; 40. a limiting piece; 51. a first shaft body; 52. a second shaft body; 60. and a stop block.
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 to 3 are schematic structural views of a TWS earphone charging case of the present utility model, in which fig. 1 shows a schematic sectional structure of the TWS earphone charging case of the present utility model in a radial direction of a rotation shaft, fig. 2 shows a schematic sectional structure of the TWS earphone charging case of the present utility model in an axial direction of the rotation shaft, and fig. 3 shows a schematic sectional structure of the TWS earphone charging case of the present utility model in an open and closed state in a radial direction of the rotation shaft. 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 shown in fig. 1, 2 and 3, the TWS earphone charging box includes a box body, a closing cover 20 disposed at an upper portion of the corresponding box body, and a rotating shaft disposed between the closing cover 20 and the box body; the rotary shaft fixing device further comprises a circular arc-shaped sliding rail 30 and a limiting piece 40, wherein the circular arc-shaped sliding rail 30 is arranged along the circumferential direction of the rotary shaft, the limiting piece 40 is arranged between the rotary shaft and the circular arc-shaped sliding rail 30, the circular arc-shaped sliding rail 30 is provided with positioning structures which are arranged along the circumferential direction of the rotary shaft at intervals, the end part, away from the rotary shaft, of the limiting piece 40 can be combined with/separated from the positioning structures, and the circular arc-shaped sliding rail 30 and the limiting piece 40 are fixedly connected with the cover 20 and the box body respectively.
For easy understanding, the working principle of the opening, closing and positioning structure of the closing cover 20 is described as follows with reference to the accompanying drawings:
the closing cover 20 is rotationally connected with the box body through the rotating shaft, when the closing cover 20 is opened or the closing cover 20 is closed, the closing cover 20 rotates relative to the box body, and as the circular arc-shaped sliding rail 30 and the limiting piece 40 are fixedly connected with the closing cover 20 and the box body respectively, the circular arc-shaped sliding rail 30 and the limiting piece 40 also rotate relatively, the end part of the limiting piece 40, which is far away from the rotating shaft, can be combined with/separated from different positioning structures on the circular arc-shaped sliding rail 30, so that the closing cover 20 can be limited in an opening state or a closing state.
In the utility model, the arc-shaped sliding rail 30 comprises an arc-shaped bracket 31, and an arc-shaped groove 32 is arranged on one side of the arc-shaped bracket 31, which is close to the rotating shaft; the positioning structure is a positioning groove 33 arranged on the groove bottom surface of the arc-shaped groove 32.
Typically, the stop 40 is a spring probe or spring plunger. As another embodiment, the limiting member 40 may be a plastic rod, and a ball is formed at an end of the plastic rod far from the rotating shaft, wherein the plastic rod has rigidity and can be deformed to a certain extent.
Specifically, the circular arc-shaped slide rail 30 is fixed inside the box body, and the limiting member 40 is fixed on the closing cover 20. Of course, the stopper 40 may be fixed to the inside of the case, and the circular arc slide rail 30 may be fixed to the cover 20.
As a preferred embodiment, two positioning pieces 40 are arranged at intervals along the circumferential direction of the rotating shaft, and three positioning grooves 33 are arranged at intervals, wherein one positioning groove 33 is arranged at the middle part of the circular arc bracket 31, and the other two positioning grooves 33 are respectively arranged at the upper end part and the lower end part of the circular arc bracket 31. When the two limiting pieces 40 are respectively clamped into the positioning groove 33 at the lower end part of the arc bracket 31 and the positioning groove 33 at the middle part, the closing cover 20 is in a closed state; when the two limiting pieces 40 are respectively clamped into the positioning groove 33 at the middle end part and the positioning groove 33 at the upper end part of the arc bracket 31, the closing cover 20 is in an open state; the closing cover 20 can be accurately limited in an open state or a closed state, and the two limiting pieces 40 can play a supporting role, so that the rotation between the closing cover 20 and the box body is smoother.
Specifically, the box body comprises a shell 11 enclosing a mounting cavity, and a lining shell 12 inserted from a cavity opening of the mounting cavity and fixedly connected with the shell 11, wherein an earphone accommodating cavity for accommodating earphones is arranged on the lining shell 12, normally, TWS earphones are divided into a left earphone and a right earphone, and earphone accommodating cavities are respectively arranged on the lining shell 12 corresponding to the left earphone and the right earphone; the circular arc slide rail 30 is fixedly connected with the liner shell 12. Typically, the liner shell 12 is fixedly connected to the portion of the outer shell 11 at the mouth of the cavity, for example by means of glue, screws or the like.
In the utility model, a first mounting lug 13 and a second mounting lug 14 which are arranged at intervals are arranged on the box body, a tube body 21 positioned between the first mounting lug 13 and the second mounting lug 14 is arranged on the closing cover 20, and a rotating shaft is connected in series between the first mounting lug 13, the tube body 21 and the second mounting lug 14.
As shown in fig. 4, the rotation shaft includes a first shaft body 51 provided between the first mounting ear 13 and the end of the corresponding side tube body 21, and a second shaft body 52 provided between the second mounting ear 14 and the end of the corresponding side tube body 21.
For easy installation, a notch is provided in the middle of the tube 21, and the first shaft 51 and the second mounting lug 14 are respectively installed from the notches.
Specifically, the first mounting ear 13 and the second mounting ear 14 are sleeves, the diameter of the first shaft body 51 is matched with the inner diameter of the first mounting ear 13 and the inner diameter of the pipe body 21, the diameter of the second shaft body 52 is matched with the inner diameter of the second mounting ear 14 and the inner diameter of the pipe body 21, a stop block 60 fixedly connected with the pipe body 21 is arranged at the notch to prevent the first shaft body 51 between the first mounting ear 13 and the end part of the pipe body 21 on the corresponding side and the second shaft body 52 between the second mounting ear 14 and the end part of the pipe body 21 on the corresponding side from being separated.
Of course, the first shaft body 51 is fixedly connected to the first mounting lug 13 and is rotatably connected to the end of the corresponding side tube body 21, or the first shaft body 51 is rotatably connected to the first mounting lug 13 and is fixedly connected to the end of the corresponding side tube body 21; the second shaft body 52 is fixedly connected to the second mounting lug 14 and is rotatably connected to the end of the corresponding side tube 21, or the second shaft body 52 is rotatably connected to the second mounting lug 14 and is fixedly connected to the end of the corresponding side tube 21.
Specifically, two ends of the corresponding tube body 21 are respectively provided with a circular arc-shaped sliding rail 30, and two ends of the tube body 21 are respectively provided with a limiting piece 40 corresponding to each circular arc-shaped sliding rail 30; the stopper 40 is fixed to the pipe body 21.
In other embodiments, the first mounting ear 13 and the second mounting ear 14 are provided as circular rings; the rotating shaft can also be provided with a structure that the rotating shaft is a long shaft, and the long shaft is fixedly connected with the first mounting lug 13 and the second mounting lug 14 and is rotationally connected with the pipe body 21; alternatively, the long shaft is rotatably connected to the first mounting lug 13 and the second mounting lug 14, and is fixedly connected to the pipe 21. For convenience in installation, the first mounting lug 13 and the second mounting lug 14 are provided with slits.
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 (11)
1. The TWS earphone charging box comprises a box body and a closing cover arranged at the upper part corresponding to the box body, and is characterized in that a rotating shaft is arranged between the closing cover and the box body; the rotary shaft is characterized by further comprising a circular arc-shaped sliding rail arranged along the circumferential direction of the rotary shaft, and a limiting part arranged between the rotary shaft and the circular arc-shaped sliding rail, wherein the limiting part is arranged along the radial direction of the rotary shaft, positioning structures arranged along the circumferential direction of the rotary shaft at intervals are arranged on the circular arc-shaped sliding rail, the end part, far away from the rotary shaft, of the limiting part can be combined with/separated from the positioning structures, and the end part, close to the rotary shaft, of the limiting part is fixedly connected with the cover and the box body respectively.
2. The TWS earphone charging box of claim 1, wherein the circular arc shaped slide rail comprises a circular arc bracket, and an arc-shaped groove is arranged on one side of the circular arc bracket, which is close to the rotating shaft; the positioning structure is a positioning groove arranged on the bottom surface of the arc-shaped groove.
3. The TWS headset charging box of claim 2, wherein the limiter is a spring probe or a spring plunger.
4. The TWS earphone charging box of claim 2, wherein the circular arc shaped slide rail is fixed inside the box body, and the limiting piece is fixed on the closing cover.
5. The TWS headset charging box of claim 4, wherein the box body comprises an outer shell enclosing a mounting cavity, and an inner lining shell inserted from the inside of the mounting cavity and fixedly connected with the outer shell, and the circular arc-shaped sliding rail is fixedly connected with the inner lining shell.
6. The TWS earphone charging box of claim 2, wherein two limiting members are arranged at intervals along the circumferential direction of the rotating shaft, three positioning grooves are arranged at intervals, one positioning groove is arranged at the middle part of the circular arc support, and the other two positioning grooves are respectively arranged at the upper end part and the lower end part of the circular arc support.
7. The TWS earphone charging box of any one of claims 1 to 6, wherein a first mounting ear and a second mounting ear are arranged on the box body at intervals, a tube body positioned between the first mounting ear and the second mounting ear is arranged on the cover, and the rotating shaft is connected in series between the first mounting ear, the tube body and the second mounting ear.
8. The TWS headset charging box of claim 7, wherein the shaft includes a first shaft body disposed between the first mounting ear and the tube end of the corresponding side, and a second shaft body disposed between the second mounting ear and the tube end of the corresponding side.
9. The TWS headset charging box of claim 8, wherein a notch is provided at a middle portion of the tube.
10. The TWS earphone charging box of claim 9, wherein the first mounting ear and the second mounting ear are sleeves, the diameter of the first shaft body is matched with the inner diameter of the first mounting ear and the inner diameter of the pipe body, the diameter of the second shaft body is matched with the inner diameter of the second mounting ear and the inner diameter of the pipe body, and a stop block fixedly connected with the pipe body is arranged at the notch.
11. The TWS earphone charging box of claim 7, wherein the circular arc-shaped sliding rails are respectively arranged at two ends corresponding to the pipe body, and a limiting piece is respectively arranged at the two ends of the pipe body corresponding to each circular arc-shaped sliding rail; the limiting piece is fixed on the pipe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321583190.5U CN219697869U (en) | 2023-06-21 | 2023-06-21 | TWS earphone charging box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321583190.5U CN219697869U (en) | 2023-06-21 | 2023-06-21 | TWS earphone charging box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697869U true CN219697869U (en) | 2023-09-15 |
Family
ID=87946402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321583190.5U Active CN219697869U (en) | 2023-06-21 | 2023-06-21 | TWS earphone charging box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697869U (en) |
-
2023
- 2023-06-21 CN CN202321583190.5U patent/CN219697869U/en active Active
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