CN213661887U

CN213661887U - Uncapping damping structure of charging box

Info

Publication number: CN213661887U
Application number: CN202022838027.1U
Authority: CN
Inventors: 马浩; 张中林
Original assignee: Dongguan Liesheng Electronic Co Ltd
Current assignee: Dongguan Liesheng Electronic Co Ltd
Priority date: 2020-11-30
Filing date: 2020-11-30
Publication date: 2021-07-09
Anticipated expiration: 2030-11-30

Abstract

The utility model relates to a charger product technical field refers in particular to a wireless earphone damping structure that uncaps that charges box, and it includes: the box body and the cover body pivoted with the box body are matched with the corresponding pivoting holes on the mounting part through a rotating shaft to realize the turnover connection of the cover body and the box body, a positioning groove is formed on the surface of the pivoting part, and a positioning block which forms interference with the surface of the pivoting part is arranged in the box body; in the opening process of the cover body, the end part of the positioning block is pressed against the surface of the pivoting part until the end part of the positioning block falls into the positioning groove to form positioning fit. The utility model discloses a form the damping structure between locating piece and the pin joint portion, open the in-process at the lid, the tip of locating piece supports presses at pin joint portion surface, falls into positioning groove until the locating piece tip, forms location fit. The damping can make the cover body have certain resistance in the rotating process, and the rotating texture of the cover body is improved. The utility model discloses simple structure can effective reduce cost.

Description

Uncapping damping structure of charging box

The technical field is as follows:

the utility model relates to a charger product technical field refers in particular to a wireless earphone damping structure that uncaps that charges box.

Background art:

with the maturity of wireless bluetooth technology, the wireless technology of the current earplug type earphone products is also developed rapidly. The wireless earphone is not provided with an external data line, so that power needs to be supplied through a battery of the wireless earphone, and frequent charging is needed. At present, a common wireless earphone charger is different from a traditional charging structure in plug-in charging, and generally adopts contact charging due to small volume. Namely, two charging electrode points are arranged on the wireless earphone. The charger is usually in a box shape, a charging cavity corresponding to the wireless earphone shape is formed on the charger, and two charging elastic electrode columns are arranged in the charging cavity. When the wireless earphone is placed in the charging cavity of the charger, the charging electrode point is in contact with the elastic electrode column, and the charging electrode point and the elastic electrode column are electrically connected, so that charging is started.

Usually, the effective contact between the charging electrode point on the earphone and the elastic electrode pole in the charger is realized by the dead weight of the earphone, but because the volume of the earplug type wireless earphone is small and the weight is light, the stability of the electrical contact cannot be ensured only by the dead weight of the earphone. In addition, the current charger mostly adopts a box body design, and a cover body is required to be arranged on the box body in order to ensure that the earphone can not fall off. In the existing product, a pivot structure is adopted between the cover body and the box body, the pivot structure is relatively simple, a pivot shaft for pivot is usually arranged on the cover body, and a pivot rotating hole corresponding to the pivot shaft is arranged on the box body.

In order to ensure the positioning of the box body and the cover body in a closed state and a completely opened state, a damping device is required to be arranged between the cover body and the box body. The traditional damping device is generally provided with a damper on a rotating shaft, but the traditional damper cannot be installed at all due to the small volume of a charging box product, and the product cost is increased by adopting a high-end damper. If the damping device is not arranged, the cover body and the box body rotate loosely, and the product lacks texture. In order to solve the above problems, the inventor proposes the following technical solutions.

The utility model has the following contents:

the utility model discloses the technical problem that will solve just lies in overcoming the not enough of prior art, provides the damping structure that uncaps of box that charges, the utility model discloses simple structure to can effectively reduce product cost.

In order to solve the technical problem, the utility model discloses a following technical scheme: a cover opening damping structure of a charging box, comprising: the box comprises a box body and a cover body pivoted with the box body, wherein a pivoting part is formed on the cover body, an installation part corresponding to the pivoting part is arranged on the box body, a rotating shaft is arranged on the pivoting part, the cover body and the box body can be connected in a turnover mode through the matching of the rotating shaft and a corresponding pivoting hole on the installation part, a positioning groove is formed in the surface of the pivoting part, and a positioning block interfering with the surface of the pivoting part is arranged in the box body; in the opening process of the cover body, the end part of the positioning block is pressed against the surface of the pivoting part until the end part of the positioning block falls into the positioning groove to form positioning fit.

Further, in the above technical solution, the surface of the pivot joint interfering with the positioning block is an arc surface.

Furthermore, in the above technical solution, the box body includes a housing, a closed cavity is formed by a base and a top surface of the housing, and a notch forming the mounting portion is formed at a combining portion of the base and the top surface; the cover body forms an extending flange along the lower end of the pivoting part.

Further, in the above technical solution, the surface of the pivot joint interfering with the positioning block is a circular arc surface; one side of the positioning groove is connected with the arc surface, and the other side of the positioning groove is connected with the inner wall of the extending flange.

Furthermore, in the above technical solution, the positioning block is disposed on the inner wall of the top surface of the box body.

Furthermore, in the above technical solution, the lower end of the positioning block is formed with a bending portion facing the pivot portion, and during the opening process of the lid, the bending portion is pressed against the surface of the pivot portion until the bending portion falls into the positioning groove to form positioning fit.

After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model discloses a form the damping structure between locating piece and the pin joint portion, open the in-process at the lid, the tip of locating piece supports presses at pin joint portion surface, falls into positioning groove until the locating piece tip, forms location fit. The damping can make the cover body have certain resistance in the rotating process, and the rotating texture of the cover body is improved. The utility model discloses simple structure can effective reduce cost.

Description of the drawings:

fig. 1 is an exploded perspective view of the present invention;

fig. 2 is a cross-sectional view of the present invention in a closed state;

fig. 3 is an exploded view of fig. 2.

Fig. 4 is a sectional view of the present invention in an open state;

fig. 5 is a sectional view of the present invention in a fully opened state.

The specific implementation mode is as follows:

the present invention will be further described with reference to the following specific embodiments and accompanying drawings.

The utility model relates to a wireless bluetooth headset box that charges refers in particular to a damping structure that uncaps of box that charges. As shown in fig. 1 to fig. 3, the present invention includes: a box body 1 and a cover body 2. The cover body 2 and the box body 1 are in a pivoting structure, so that the box cover can be turned over relatively.

The box body 1 is used as an earphone charging main body, and a charging cavity 10 for accommodating a Bluetooth earphone is formed in the upper surface of the box body. The cartridge 1 has a housing comprising: a base 12 and a top surface 13, said charging receptacle 10 being arranged on the top surface 13.

A gap is formed at the joint of the base 12 and the top surface 13 at one side of the box body 1, and the gap is used as a mounting part 11 which is pivoted and matched with the cover body 2. A protruding pivot joint part 21 is formed at one side edge of the cover body 2. The length of the pivoting part 21 corresponds to the length of the gap formed by the mounting part 11, and the pivoting part and the mounting part are matched with each other. The pivot portion 21 is provided with a rotating shaft 3, and the rotating shaft 3 is matched with a corresponding pivot hole 110 formed on the mounting portion 11, so as to realize the rotatable connection between the cover 2 and the box body 1.

Referring to fig. 3, a positioning groove 211 is formed on the surface of the pivot portion 21, and a positioning block 111 interfering with the surface of the pivot portion 21 is disposed in the box body; when the cover 2 is opened, the end of the positioning block 111 is pressed against the surface of the pivot portion 21 until the end of the positioning block 111 falls into the positioning groove 211, so as to form a positioning fit.

Specifically, the cover 2 is formed with an extending flange 212 along the lower end of the pivot portion 21. The rear wall edge 121 of the rear wall of the base 12 corresponding to the mounting portion 11 corresponds to the extension flange 212. Wherein the engagement surface of the extension flange 212 with the rear wall edge 121 is a bevel, such that the extension flange 212 and the rear wall edge 121 can be engaged with each other. The positioning groove 211 is located at the combining area of the pivoting portion 21 and the extending flange 212. One side of the upper end of the positioning groove 211 is connected to the surface of the pivoting part 21, and one side of the lower end of the positioning groove 211 is connected to the inner wall of the extending flange 212.

The positioning block 111 is arranged on the inner wall of the top surface 13 of the box body, and the positioning block 111 and the top surface 13 can be integrally formed. Specifically, the lower end of the positioning block 111 is formed with a bending portion 1110 facing the pivot portion 21, and during the opening process of the cover 2, the bending portion 1110 is pressed against the surface of the pivot portion 21 until the bending portion 1110 falls into the positioning groove 211 to form a positioning fit. In order to achieve smooth operation, the surface of the pivot portion 21 interfering with the positioning block 111 is an arc surface, the surface of the positioning groove 211 is an arc curved surface, and the surface of the bending portion 1110 contacting with the positioning groove 211 is also designed as an arc curved surface.

As shown in fig. 4, during the opening process of the lid 2, since the positioning block 111 interferes with the surface of the pivoting portion 21, the bent portion 1110 of the positioning block 111 will press against the surface of the pivoting portion 21, and at this time, the positioning block 111 and the surface of the pivoting portion 21 form a damping, so that the lid 2 has a certain resistance during the rotation process, thereby improving the rotation quality of the lid. As shown in fig. 4, after the cover 2 is rotated to the end position, the bent portion 1110 just falls into the positioning groove 211, the two form a positioning fit, the cover 2 is completely opened and filled, and the extending flange 212 also forms a certain lifting support for the bent portion 1110, so that the cover 2 does not rotate excessively.

When the cover 2 needs to be closed, a certain force is applied to the cover 2 only to disengage the bending portion 1110 from the positioning groove 211, so that the cover 2 can be rotated. Similarly, the positioning block 111 and the surface of the pivot portion 21 form a damper in the process of closing the lid body 2.

As shown in fig. 1 and 3, the lower ends of the two sides of the pivoting portion 21 are further provided with a supporting block 24. The supporting block 24 can be used as a limiting structure of the cover body 2, and can further form a limiting support for the cover body 2 when the cover body 2 is in a fully opened state, so as to prevent the cover body 2 from transitionally rotating.

Referring to fig. 2 to 5, the box body 1 and the cover body 2 are provided with a magnetic attraction device 4, and the magnetic attraction device 4 includes: a lower magnetic part 41 arranged on the box body 1 and an upper magnetic part 42 arranged on the cover body 2. The lower magnetic element 41 is shown disposed below the upper surface of the housing 1. The inner surface of the cover body 2 is integrally formed with a mounting groove 22 for accommodating the upper magnetic element 42, and the mounting groove 22 is covered by a groove cover 23 to seal the upper magnetic element 42 in the mounting groove 22. When the box body 1 and the cover body 2 are closed, the upper magnetic attraction piece 42 and the lower magnetic attraction piece 41 are mutually attracted and kept in the state.

The utility model provides a single layer structure that lid 1 adopted, its simple structure, the cost of manufacture is lower. Therefore, in order to fix the upper magnetic attraction member 42, the mounting groove 22 is formed on the inner surface of the cover body 1. This kind of mode has avoided adopting the structure of compound lid 1 in traditional product, further slows down the structure, reduce cost.

The upper magnetic attraction piece 42 and the lower magnetic attraction piece 41 can directly adopt a permanent magnet or one of them adopts a magnet and the other adopts a ferrous metal element which can be attracted by the magnet.

Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.

Claims

1. A cover opening damping structure of a charging box, comprising: the box body and with the lid of box body pin joint, the lid on the shaping have a pin joint portion, the box body on be provided with the installation department that corresponds with pin joint portion, pin joint portion on be provided with the pivot, through the pivot with the installation department on the pin joint hole cooperation that corresponds realize lid and box body can overturn and be connected its characterized in that:

a positioning groove is formed on the surface of the pivoting part, and a positioning block which is interfered with the surface of the pivoting part is arranged in the box body; in the opening process of the cover body, the end part of the positioning block is pressed against the surface of the pivoting part until the end part of the positioning block falls into the positioning groove to form positioning fit.

2. The cover opening damping structure of a charging box according to claim 1, characterized in that: the surface of the pivot part interfering with the positioning block is a circular arc surface.

3. The cover opening damping structure of a charging box according to claim 1, characterized in that: the box body comprises a shell, a closed cavity is formed by a base and a top surface of the shell, and a notch forming the mounting part is formed at the joint part of the base and one side of the top surface; the cover body forms an extending flange along the lower end of the pivoting part.

4. The cover opening damping structure of a charging box according to claim 3, wherein: the surface of the pivot part interfering with the positioning block is a circular arc surface; one side of the positioning groove is connected with the arc surface, and the other side of the positioning groove is connected with the inner wall of the extending flange.

5. The cover opening damping structure of a charging box according to claim 3, wherein: the positioning block is arranged on the inner wall of the top surface of the box body.

6. The cover opening damping structure of a charging box according to claim 5, wherein: the lower end of the positioning block is provided with a bending part facing the pivot part, and in the opening process of the cover body, the bending part is pressed on the surface of the pivot part until the bending part falls into the positioning groove to form positioning fit.