CN217693664U - Damping formula TWS earphone that opens and shuts box that charges - Google Patents
Damping formula TWS earphone that opens and shuts box that charges Download PDFInfo
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- CN217693664U CN217693664U CN202221127952.6U CN202221127952U CN217693664U CN 217693664 U CN217693664 U CN 217693664U CN 202221127952 U CN202221127952 U CN 202221127952U CN 217693664 U CN217693664 U CN 217693664U
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Abstract
The utility model discloses a TWS earphone charging box that damping formula opened and shut, including the open-ended box body in upper end and open or close the open-ended lid of box body, be provided with holding chamber and charging circuit in the box body, be provided with rotating-structure between lid and the box body, rotating-structure makes the lid overturn relative to the box body, one of them is provided with curved damping plate, another one of them is provided with the arch of box body, lid, the arch with the damping plate butt, the centre of a circle of damping plate is on rotating-structure's rotation center; when the box cover is turned over relative to the box body, the protrusions rotate along turning tracks, and the protrusions slide on the damping plate while rotating and are always kept in tight contact with the damping plate. The utility model discloses when keeping between lid and the box body that the switching process has resistance, reduced the processing degree of difficulty again.
Description
Technical Field
The utility model relates to a bluetooth headset charging box technical field especially relates to a TWS headset charging box that damping formula opened and shut.
Background
The bluetooth headset box that charges is used for the storage holding bluetooth headset on the one hand, and on the other hand charges for bluetooth headset when the storage holding bluetooth headset.
The Bluetooth headset charging box comprises a box body and a box cover, and a rotating structure is generally connected between the box cover and the box body to enable the box cover to be turned over to be opened or closed.
The rotating structure generally comprises a rotating block and a notch which are embedded into each other, and when the box cover is turned over, the rotating block rotates relative to the notch through the rotating shaft.
Among the prior art, in order to open and close the lid smoothly, the cooperation between turning block and the breach can not be too tight, the easy jamming of tension, simultaneously in order to prevent that the lid from opening and closing the in-process too loose and rocking to guarantee that the lid opens and closes the in-process and have certain resistance, the cooperation between turning block and the breach can not be too loose again, and the cooperation required precision to the turning block on lid, the box body and breach like this is very high, has improved the processing degree of difficulty and cost.
Therefore, the prior art is in need of improvement.
SUMMERY OF THE UTILITY MODEL
In view of the foregoing prior art, an object of the utility model is to provide a TWS earphone charging box that damping formula opened and shut aims at keeping between lid and the box body when the switching process has resistance, reduces the processing degree of difficulty again.
In order to achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a TWS earphone charging box that damping formula opened and shut, includes upper end open-ended box body and opens or close the open-ended lid of box body is provided with holding chamber and charging circuit in the box body, be provided with rotating-structure between lid and the box body, rotating-structure makes the lid is relative the box body upset, wherein:
one of the box body and the box cover is provided with an arc-shaped damping plate, the other of the box body and the box cover is provided with a bulge, the bulge is abutted against the damping plate, and the circle center of the damping plate is positioned on the rotation center of the rotation structure;
when the box cover overturns relative to the box body, the bulge rotates along the overturning track, slides on the damping plate while rotating and is always kept abutting against the damping plate.
Wherein, the revolution mechanic includes:
the rotating block extends downwards from the lower end of the box cover;
a first rotating hole transversely penetrates through the rotating block;
a notch is formed in the upper end of the box body, and the rotating block is embedded into the notch;
the second rotating hole and the third rotating hole are formed in the two sides of the notch of the box body;
and the rotating shaft penetrates through the second rotating hole, the first rotating hole and the third rotating hole.
The box body comprises a lower shell with an opening at the upper end and a lower inner support arranged in the lower shell from the opening;
a first notch is formed in the upper end of the lower shell, a second notch is formed in the position, close to the first notch, of the lower inner support, the arc-shaped damping plate is arranged on the inner side of the second notch of the lower inner support, and the second rotating hole and the third rotating hole are formed in the two sides of the second notch of the lower inner support respectively;
the box cover comprises an upper shell, the lower end of the upper shell extends downwards to form the rotating block, the bottom of the rotating block extends downwards to form the protrusion, and the protrusion is located on the inner arc surface of the damping plate.
Wherein the arc-shaped damping plate is located at a central position between the second rotary hole and the third rotary hole.
The top of the lower inner support is provided with a top plate, one end of the damping plate is connected with the bottom surface of the top plate, and the other end of the damping plate extends downwards and is suspended.
The inner side of the rotating block is provided with a first limiting plane, the outer side of the joint of the top plate and the damping plate is provided with a second limiting surface, and when the box cover and the box body are turned over to a preset included angle, the first limiting surface is abutted to the second limiting surface and is blocked by the second limiting surface.
Wherein, the inner and outer sides of the bulge are respectively provided with a reinforcing rib.
The box cover further comprises an upper inner support, and the upper inner support is embedded into the upper shell.
Two containing cavities are formed at the upper end of the lower inner support, and a spring charging needle extends out of the cavity wall of each containing cavity.
Wherein, one side of the box cover and the box body, which is deviated from the rotating structure, is respectively provided with an upper magnetic attraction piece and a lower magnetic attraction piece.
It is understood that within the scope of the present invention, the technical features of the invention described above and those described in detail in the following (for example, in the embodiments) can be combined with each other to form new or preferred technical solutions, which are not described herein in any more detail.
The utility model discloses a TWS earphone charging box that damping formula opened and shut through setting up curved damping plate at one of them of box body, lid, sets up the arch at box body, lid another wherein, protruding and damping plate butt, and the centre of a circle of damping plate is on rotating-structure's rotation center. When the box cover is turned over relative to the box body, the bulge rotates along the turning track, slides on the damping plate while rotating and is always kept tightly abutted to the damping plate. Like this the lid is opening or the in-process of closing, because arch and damping plate are in all the time and support tight (interference fit) state, and the friction sliding motion is gone up all the time on the damping plate to the arch, then the lid is opening or the in-process of closing because bellied friction sliding remains certain resistance all the time, prevents loose spaciously rocking, need not to make the processing of high accuracy with lid and box body normal running fit's position simultaneously, greatly reduced the processing degree of difficulty, easily equipment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural view of the damping type opening and closing TWS earphone charging box of the present invention;
FIG. 2 is a first exploded schematic view of the structure of FIG. 1;
FIG. 3 is a schematic cross-sectional view of the structure of FIG. 1;
FIG. 4 is an enlarged schematic view at A in FIG. 3;
FIG. 5 is a schematic view showing a lid in a flip open state;
FIG. 6 is a second exploded schematic view of the structure of FIG. 1;
FIG. 7 is a schematic structural view of the lower inner support;
FIG. 8 is a schematic structural view of the upper housing;
FIG. 9 is an enlarged schematic view at B of FIG. 8;
fig. 10 is a sectional view showing a state where the lid is turned open.
Description of reference numerals:
100-charging box, 1-box body, 11-lower shell, 12-lower inner support, 121-top plate, 122-second limiting surface, 2-box cover, 21-upper shell, 22-upper inner support, 3-containing cavity, 4-charging circuit, 41-PCB circuit board, 42-battery, 43-charging interface, 5-rotating structure, 51-rotating block, 511-first limiting plane, 52-first rotating hole, 53-notch, 531-first notch, 532-second notch, 54-second rotating hole, 55-third rotating hole, 56-rotating shaft, 6-damping plate, 7-bulge, 71-reinforcing rib, 8-spring charging pin, 91-upper magnetic attraction piece, 92-lower magnetic attraction piece, 93-first earphone magnet, and 94-second earphone magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "connected" may be a fixed connection or a removable connection, or may be integral therewith; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. 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 addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Please refer to fig. 1 to 5, the utility model provides a damping formula TWS earphone charging box 100 that opens and shuts, include upper end open-ended box body 1 and open or close the open-ended lid 2 of box body 1 is provided with holding chamber 3 and charging circuit 4 in the box body 1, be provided with rotating-structure 5 between lid 2 and the box body 1, rotating-structure 5 makes lid 2 is relative the upset of box body 1, as shown in fig. 5, under the exogenic action, lid 2 opens through the relative box body 1 upset of rotating-structure 5 the box body 1 and exposes the holding chamber 3 in the box body 1. The accommodating chamber 3 is used for placing a TWS (True Wireless Stereo) headset. Usually, the accommodating cavity 3 is provided with two left and right portions for placing the TWS headset, and the spring charging pin 8 is provided in the accommodating cavity 3 for abutting against a charging portion of the TWS headset placed in the accommodating cavity 3. The charging circuit 4 comprises a PCB 41, a battery 42 electrically connected to the PCB 41 and a charging interface 43, and the charging circuit 4 charges the TWS headset through a spring charging pin 8.
The utility model discloses one of them of box body 1, lid 2 of box 100 is provided with curved damping plate 6, another of them of box body 1, lid 2 is provided with arch 7. Namely the utility model discloses the box body 1 of box 100 that charges sets up damping plate 6, and lid 2 sets up arch 7, perhaps, the utility model discloses box body 1 of box 100 that charges sets up arch 7, and lid 2 sets up damping plate 6.
As an embodiment, as shown in fig. 3 and 4, the damping plate 6 of the charging box 100 of the present embodiment is provided on the box body 1, and the protrusion 7 is provided on the box cover 2.
As shown in fig. 4, the protrusion 7 of the present invention abuts against the damping plate 6, and the center of the circle of the damping plate 6 is on the rotation center of the rotation structure 5. When the box cover 2 is turned over relative to the box body 1, the bulge 7 rotates along a turning track, and the bulge 7 slides on the damping plate 6 while rotating and is always kept in tight contact with the damping plate 6.
Because the circle center of the damping plate 6 is on the rotation center of the rotating structure 5, when the box cover 2 is turned over relative to the box body 1, the bulge 7 rotates along with the box cover and draws an arc around the circle center, so that the bulge 7 is always kept tightly abutted to the damping plate 6. Because the bulge 7 always slides on the damping plate 6 and always keeps abutting against the damping plate 6 when rotating along the turning track, which is equivalent to that the bulge 7 always makes sliding friction on the damping plate 6, the box cover 2 always keeps certain resistance in the turning opening or closing process, and the box cover 2 is prevented from loosening and shaking. The resistance can be adjusted according to the actual demand, namely the interference of the abutting fit of the protrusion 7 and the damping plate 6.
The utility model discloses charging box 100 need not like avoiding the pine again in order to keep the damping of the process of opening and shutting among the prior art because damping plate 6 and protruding 7's cooperation design, and need rotate the position with the box cover and can not cooperate the tension too and also can not cooperate the pine, and the machining precision is high. The utility model discloses TWS earphone charging box 100 greatly reduced the processing degree of difficulty that damping formula opened and shut has reduced the processing cost, easily equipment.
Specifically, as shown in fig. 2, the rotating structure 5 includes: a rotating block 51 extending downwards from the lower end of the box cover 2. A first rotating hole 52 is transversely formed through the rotating block 51. A notch 53 is formed in the upper end of the box body 1, and the rotating block 51 is embedded into the notch 53. A second rotating hole 54 and a third rotating hole 55 are arranged on two sides of the notch 53 of the box body 1. And a rotating shaft 56 passing through the second rotating hole 54, the first rotating hole 52 and the third rotating hole 55. The rotating structure 5 is arranged to enable the box cover 2 to be overturned relative to the box body 1.
As shown in fig. 6, the box body 1 of the present invention includes a lower shell 11 with an upper end opened and a lower inner holder 12 installed into the lower shell 11 from the opening. In this embodiment, two accommodating cavities 3 are formed at the upper end of the lower inner support 12, and a spring charging pin 8 extends from the cavity wall of each accommodating cavity 3.
Preferably, a first earphone magnet 93 and a second earphone magnet 94 are further respectively disposed in the two accommodating cavities 3, and the first earphone magnet 93 and the second earphone magnet 94 are used for attracting the TWS earphones placed in the accommodating cavities 3 to play a role in fixing.
The upper end of the lower shell 11 is provided with a first notch 531, the position of the lower inner support 12 adjacent to the first notch 531 is provided with a second notch 532, and the first notch 531 and the second notch 532 jointly form a notch 53 on the box body 1.
As shown in fig. 7, the arc-shaped damping plate 6 is disposed inside the second notch 532 of the lower inner holder 12, and the second rotation hole 54 and the third rotation hole 55 are respectively disposed on two sides of the second notch 532 of the lower inner holder 12.
The box cover 2 comprises an upper shell 21, the lower end of the upper shell 21 extends downwards to form the rotating block 51, the bottom of the rotating block 51 extends downwards to form the bulge 7, and the bulge 7 is located on the inner arc surface of the damping plate 6.
The box cover 2 of this embodiment further includes an upper inner support 22, and the upper inner support 22 is embedded into the upper housing 21.
The lower inner support 12 is used for accommodating and supporting the TWS headset, the upper inner support 22 has a shaping effect on the upper shell 21, and the lower inner support 12 and the upper inner support 22 can be made of elastic materials such as rubber and silica gel and have a protection effect on the TWS headset.
The downwardly extending rotation blocks 51 of the upper housing 21 of the present embodiment are respectively inserted into the first notch 531 of the lower housing 11 and the second notch 532 of the lower inner holder 12. The projection 7 is provided on the bottom of the rotating block 51 of the upper case 21 as shown in fig. 8 and 9. The arc-shaped damping plate 6 is arranged on the lower inner support 12. Preferably, the abutting surface of the protrusion 7 and the damping plate 6 is an arc-shaped surface, so that the protrusion 7 can smoothly slide on the inner arc surface of the damping plate 6.
Preferably, as shown in fig. 7, the arc-shaped damping plate 6 is located at a central position between the second rotation hole 54 and the third rotation hole 55. Thus, during the rotation of the boss 7, the force applied to the damping plate 6 is in the middle position between the second rotation hole 54 and the third rotation hole 55, so as to ensure that the interaction force between the rotation block 51 and the damping plate 6 is centered and balanced, so as not to affect the turning motion of the box cover 2.
In this embodiment, a top plate 121 is disposed on the top of the lower inner support 12, one end of the damping plate 6 is connected to the bottom surface of the top plate 121, and the other end extends downward and is suspended. The suspension end of the damping plate 6 is large in displacement after being stressed, and the connection end is small in displacement after being stressed, so that the resistance of the opening process of the box cover 2 is gradually changed and gradually increased, and the phenomenon that the box cover 2 rotates excessively due to excessive force can be avoided.
Preferably, as shown in fig. 9, the inner side and the outer side of the protrusion 7 are respectively provided with a reinforcing rib 71. The reinforcing ribs 71 can enhance the strength of the protrusions 7.
Preferably, as shown in fig. 10, a first limiting plane 511 is disposed on the inner side of the rotating block 51, a second limiting plane 122 is disposed on the outer side of the joint of the top plate 121 and the damping plate 6, and when the box cover 2 and the box body 1 are turned over to a preset included angle, the first limiting plane abuts against the second limiting plane 122 511 and is blocked by the second limiting plane 122.
The preset included angle can be 60 degrees, 90 degrees, 120 degrees and the like according to actual requirements. The preset included angle in this embodiment is 90 degrees, and when the box cover 2 and the box body 1 are turned to the included angle of 90 degrees, the first limiting surface abuts against the 511 second limiting surface 122 and is blocked by the second limiting surface 122, so that the continuous turning of the box cover 2 is limited, and the box cover 2 is prevented from being damaged due to turning transition.
Preferably, an upper magnetic element 91 and a lower magnetic element 92 are respectively disposed on one side of the box cover 2 and one side of the box body 1 away from the rotating structure 5. When the box cover 2 is closed on the box body 1, the upper magnetic attraction piece 91 and the lower magnetic attraction piece 92 attract each other to tightly cover the box cover 2, so that the box cover 2 is convenient to close and the box cover 2 is convenient to open.
The embodiment of the utility model provides a TWS earphone charging box 100 that damping formula opened and shut through setting up curved damping plate 6 at box body 1, 2 one of them of lid, sets up arch 7 at box body 1, 2 another of lid wherein, arch 7 and 6 butts of damping plate, and the centre of a circle of damping plate 6 is on the rotation center of revolution of rotating-structure 5. When the box cover 2 is turned over relative to the box body 1, the bulge 7 rotates along the turning track, and the bulge 7 slides on the damping plate 6 while rotating and is always kept tightly abutted against the damping plate 6. Like this lid 2 is opening or the in-process of closing, because arch 7 is in all the time with damping plate 7 and supports tight state, arch 7 is sliding friction motion on damping plate 6 all the time, then lid 2 is opening or the in-process of closing because protruding 7's sliding friction remains certain resistance all the time, prevented that lid 2's pine is spacious to rock, need not to make the processing of high accuracy with lid 2 and 1 normal running fit's of box body position simultaneously, greatly reduced the processing degree of difficulty, easily equipment, and low in production cost.
The above only for the purpose of clearly illustrating the examples of the present invention, not limiting the scope of the present invention, can't be exhausted to all the embodiments, all the concepts of the present invention, utilize the equivalent structure transformation of the content of the technical solution of the present invention, or directly/indirectly use in other related technical fields and are all included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a TWS earphone charging box that damping formula opened and shut, includes upper end open-ended box body and opens or close the open-ended lid of box body is provided with holding chamber and charging circuit in the box body, be provided with rotating-structure between lid and the box body, rotating-structure makes the lid is relative the box body upset, its characterized in that:
one of the box body and the box cover is provided with an arc-shaped damping plate, the other of the box body and the box cover is provided with a bulge, the bulge is abutted against the damping plate, and the circle center of the damping plate is positioned on the rotating center of the rotating structure;
when the box cover is turned over relative to the box body, the protrusions rotate along turning tracks, and the protrusions slide on the damping plate while rotating and are always kept in tight contact with the damping plate.
2. The damped opening and closing TWS headset charging box of claim 1, wherein the rotational structure comprises:
the rotating block extends downwards from the lower end of the box cover;
a first rotating hole transversely penetrates through the rotating block;
a notch is formed in the upper end of the box body, and the rotating block is embedded into the notch;
the second rotating hole and the third rotating hole are arranged on two sides of the notch of the box body;
and the rotating shaft penetrates through the second rotating hole, the first rotating hole and the third rotating hole.
3. The damped opening and closing TWS earphone charging cartridge of claim 2, wherein the cartridge body comprises a lower housing with an upper end opening and a lower inner holder that fits into the lower housing from the opening;
a first notch is formed in the upper end of the lower shell, a second notch is formed in the position, close to the first notch, of the lower inner support, the arc-shaped damping plate is arranged on the inner side of the second notch of the lower inner support, and the second rotating hole and the third rotating hole are formed in the two sides of the second notch of the lower inner support respectively;
the box cover comprises an upper shell, the lower end of the upper shell extends downwards to form the rotating block, the bottom of the rotating block extends downwards to form the protrusion, and the protrusion is located on the inner arc surface of the damping plate.
4. A TWS earpiece charging box with damped opening and closing according to claim 3, wherein the arc shaped damping plate is centered between the second and third swivel holes.
5. The damped opening and closing TWS earphone charging box according to claim 3, wherein the top of said lower inner holder is provided with a top plate, one end of said damping plate is connected with the bottom surface of said top plate, and the other end of said damping plate extends downwards and is suspended.
6. The TWS earphone charging box of claim 5, wherein the inner side of the turning block is provided with a first limiting plane, the outer side of the joint of the top plate and the damping plate is provided with a second limiting plane, and the first limiting plane abuts against the second limiting plane and is blocked by the second limiting plane when the box cover and the box body are turned to a preset included angle.
7. The damped opening and closing TWS earphone charging box of claim 1, wherein said protrusions are provided with reinforcing ribs on both the inside and outside of said protrusions, respectively.
8. The damped opening and closing TWS earphone charging box of claim 3, wherein said box cover further comprises an upper inner holder embedded into said upper housing.
9. The TWS earphone charging box capable of opening and closing in a damping manner according to claim 3, wherein two accommodating cavities are formed at the upper end of the lower inner support, and a spring charging needle extends out of the cavity wall of each accommodating cavity.
10. The TWS earphone charging box of claim 1, wherein the box cover and the box body are respectively provided with an upper magnetic attraction piece and a lower magnetic attraction piece on the side away from the rotating structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221127952.6U CN217693664U (en) | 2022-05-11 | 2022-05-11 | Damping formula TWS earphone that opens and shuts box that charges |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221127952.6U CN217693664U (en) | 2022-05-11 | 2022-05-11 | Damping formula TWS earphone that opens and shuts box that charges |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217693664U true CN217693664U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221127952.6U Active CN217693664U (en) | 2022-05-11 | 2022-05-11 | Damping formula TWS earphone that opens and shuts box that charges |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217693664U (en) |
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2022
- 2022-05-11 CN CN202221127952.6U patent/CN217693664U/en active Active
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