CN217825289U

CN217825289U - Earphone charging box

Info

Publication number: CN217825289U
Application number: CN202221336576.1U
Authority: CN
Inventors: 刘培培; 杨彬
Original assignee: Weifang Goertek Electronics Co Ltd
Current assignee: Weifang Goertek Electronics Co Ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-11-15
Anticipated expiration: 2032-05-31

Abstract

The utility model provides an earphone charging box, which comprises an upper shell, a lower shell and a cover opening and closing mechanism, wherein the cover opening and closing mechanism comprises a motor, a transmission mechanism, a control switch and a control module; the transmission mechanism is used for driving the upper shell to be opened or closed under the driving of the rotation of the motor, and the control module is respectively connected with the motor and the control switch and used for receiving a trigger signal of the control switch and controlling the rotation of the motor. The utility model can reduce the laminating impact noise of the upper shell and the lower shell when the cover is closed, thereby improving the use experience and comfort of users; can realize the one-button operation of the open-close lid, it is simple and convenient, further promote user's use experience.

Description

Earphone charging box

Technical Field

The utility model belongs to the technical field of the earphone, concretely relates to earphone charging box's institutional advancement.

Background

Most headsets are typically configured with a charging box, such as a wireless headset, a TWS headset, etc., and taking the TWS headset as an example, the charging box of the TWS headset is an integral accessory when the headset is purchased, providing storage and charging functions for the TWS headset.

At present, the lid mode of opening and shutting of TWS earphone charging box on the market is mostly manual flip mode from top to bottom, and specifically, one side of charging box epitheca (being equivalent to the lid) is connected on one side of inferior valve through the pivot with overturning, and the opposite side of epitheca is connected on the corresponding side of inferior valve through the mode of magnetism absorption or buckle.

In the existing earphone charging box, when the cover is closed, because the instant impact force generated by magnetic attraction or buckle buckling of the upper shell and the lower shell is large, the cover closing noise is large and harsh, and the cover closing noise can influence the use experience and comfort of a user because some users need to open and close the charging box for many times every day; simultaneously, when the box that charges accidentally falls, magnetism is inhaled or buckle part position and is easily thrown off, exists and leads to the upper shell accident to open to lead to the risk that the earphone dropped, the reliability is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides an earphone box that charges to the box that charges who mentions in solving above-mentioned background art closes when covering big, close the relatively poor problem of lid reliability of noise.

In order to achieve the technical effects, the utility model discloses a technical scheme be, an earphone charging box, include epitheca, inferior valve and establish opening and shutting on the inferior valve covers the mechanism, its characterized in that, it includes to open and shut to cover the mechanism:

a motor;

the transmission mechanism is respectively connected with the motor and the upper shell and is used for driving the upper shell to be opened or closed under the driving of the rotation of the motor;

a control switch;

and the control module is respectively connected with the motor and the control switch, and is used for receiving the trigger signal of the control switch and controlling the motor to rotate.

The upper shell is hinged with the lower shell, the transmission mechanism is a lifting transmission mechanism, a first guide part is arranged at the lifting output end of the transmission mechanism, a second guide part is arranged on the upper shell, and the first guide part is in sliding guide fit with the second guide part; when the motor rotates, the transmission mechanism drives the first guide part to lift so as to drive the upper shell to turn over, open or close.

The transmission mechanism is a gear rack mechanism, a rack of the gear rack mechanism is vertically arranged, a vertical guide part matched with the rack in a sliding guide mode is formed on the inner wall of the lower shell, the first guide part is located at the top end of the rack and is in a short shaft shape horizontally arranged, and the second guide part is a bent guide groove formed in the inner wall of the upper shell.

The upper shell can lift relative to the lower shell, the transmission mechanism is a lifting transmission mechanism, and the lifting output end of the transmission mechanism is connected with the upper shell to drive the upper shell to lift, open or close.

The motor includes first motor and second motor, drive mechanism includes first drive mechanism and second drive mechanism, first drive mechanism respectively with first motor and the one end of epitheca is connected, second drive mechanism respectively with the second motor and the other end of epitheca is connected, control module control first motor with the synchronous rotation of second motor.

The first transmission mechanism and the second transmission mechanism are symmetrical to each other, and the rotation directions of the first motor and the second motor are opposite.

The motor, drive mechanism and control module are located in the inferior valve, be equipped with the mounting hole on the inferior valve, control switch can press and establish in the mounting hole.

Be formed with the motor installation department in the inferior valve, the motor sets firmly on the motor installation department.

Be formed with on the motor installation department with the constant head tank of motor looks adaptation, the motor inlays the dress in the constant head tank.

The motor installation part with the inferior valve is integrated into one piece structure.

Compared with the prior art, the utility model has the advantages of it is following and positive effect:

1. the utility model realizes the automatic opening and closing of the upper shell through the control module, the control switch, the motor and the transmission mechanism, and a connecting structure is not needed to be arranged between the upper shell and the lower shell or the connecting structure of the upper shell and the lower shell can be reduced, thereby reducing the laminating impact noise of the upper shell and the lower shell when the cover is closed, and further improving the use experience and the comfort of users;

2. the transmission mechanism is connected with the upper shell, so that the risk of accidental opening of the upper shell and dropping of the earphone caused by falling can be reduced, and the reliability of cover closing is improved;

3. the utility model discloses can realize the one-key formula operation of the lid that opens and shuts, simple and convenient has further promoted user's use and has experienced the sense.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is a perspective view of an open state of an earphone charging box in an embodiment of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 isbase:Sub>A cross-sectional view A-A of FIG. 2;

fig. 4 is a perspective view of the earphone charging box in the embodiment of the present invention after the upper case is omitted.

Reference numerals: 100. an upper shell; 110. a second guide portion; 200. a lower case; 210. a vertical guide portion; 220. mounting holes; 230. a motor mounting portion; 300. a cover opening and closing mechanism; 310. a motor; 311. a first motor; 312. a second motor; 320. a control switch; 330. a main board; 340. a first guide portion; 350. a rack; 360. a gear; 370. a first transmission mechanism; 380. a second transmission mechanism; 400. a rotating shaft.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 4, the present embodiment is an earphone charging box including an upper case 100, a lower case 200, and an opening and closing cover mechanism 300 provided on the lower case 200. The cross-section of the charging box of the earphone in this embodiment is racetrack shaped, i.e., semicircular at both ends and rectangular in the middle, with an aspect ratio of the cross-section of about 2:1.

Wherein, be formed with the earphone that is used for holding the earphone on inferior valve 200 and hold the chamber, the earphone need charge or when accomodating, it holds the intracavity in placing the earphone to it is accomodate or charges to it by the earphone box of charging. Since the embodiment does not relate to the improvement of the structure of the earphone accommodating portion, the structure of the earphone accommodating portion is omitted in fig. 1 to 4, and the description of the structure of the earphone accommodating portion is omitted.

The upper case 100 serves to open or close the lower case 200 even though the charging box has an open-and-close state.

The cover opening and closing mechanism 300 is used for driving the upper case 100 to realize the cover opening and closing action, and includes a motor 310, a transmission mechanism, a control switch 320 and a control module. The transmission mechanism is respectively connected with the motor 310 and the upper shell 100 and is used for driving the upper shell 100 to open or close under the driving of the rotation of the motor 310; the control module is integrated on a main board 330, and the control module is connected to the motor 310 and the control switch 320, respectively, and is configured to receive the trigger signal of the control switch 320, and generate a control signal according to the trigger signal, so as to control the motor to rotate.

The opening and closing of the upper case 100 in this embodiment is a flip-type opening and closing, and specifically, the upper case 100 is hinged to the lower case 200 through a rotating shaft 400 at one side thereof, and the axial direction of the rotating shaft 400 is parallel to the length direction of the charging box. In this embodiment, the transmission mechanism is a lifting transmission mechanism, a first guide part 340 is arranged at a lifting output end of the lifting transmission mechanism, a second guide part 110 is arranged on the upper shell 100, and the first guide part 340 is in sliding guide fit with the second guide part 110; when the motor 310 rotates, the transmission mechanism drives the first guiding portion 340 to lift and lower to drive the upper casing 100 to turn open or close.

Further, as shown in fig. 1, 3 and 4, the transmission mechanism in this embodiment is a rack and pinion mechanism, a pinion 360 is mounted on the output shaft of the motor 310 and engaged with a rack 350, the rack 350 is vertically disposed, a vertical guide portion 210 slidably and slidably engaged with the rack 350 is formed on the inner wall of the lower case 200, a first guide portion 340 is located at the top end of the rack 350 and has a horizontally disposed short shaft shape, and the second guide portion 110 is a curved guide groove formed on the inner wall of the upper case 100, and may be an arc-shaped guide groove or an L-shaped guide groove.

Specifically, the motor 310 drives the gear 360 to rotate synchronously, so that the rack 350 ascends or descends along the vertical guide portion 210, and the rack 350 drives the upper cover 100 to realize the turnover type opening or closing under the guide cooperation of the first guide portion 340 and the second guide portion 110. Adopt the mechanism 300 of covering that opens and shuts in this embodiment, epitheca 100 and inferior valve 200 only need one side articulated, and relative opposite side all need not to set up the laminating structure, for example magnetism among the prior art inhale structure or buckle structure, then can reduce epitheca 100 when closing the lid with the laminating noise of inferior valve 200 to promote user experience and feel and use comfort.

In order to make the opening and closing of the upper case 100 smooth and stable, in this embodiment, the motor 310 includes a first motor 311 and a second motor 312, the transmission mechanism includes a first transmission mechanism 370 and a second transmission mechanism 380, the first transmission mechanism 370 is respectively connected to the first motor 311 and one end of the upper case 100, the second transmission mechanism 380 is respectively connected to the second motor 312 and the other end of the upper case 100, and the control module controls the first motor 311 and the second motor 312 to rotate synchronously. The control switch 320 is triggered, and the control module receives a trigger signal of the control switch 320, generates a control signal according to the trigger signal, and controls the first motor 311 and the second motor 312 to rotate synchronously, so that the two ends of the upper shell 100 are driven to turn over and open and close synchronously through the first transmission mechanism 370 and the second transmission mechanism 380, and the whole upper shell 100 is turned over and opened and closed stably and smoothly.

Specifically, the first transmission mechanism 370 and the second transmission mechanism 380 have the same structure and are both the above-mentioned rack and pinion mechanism, the first guide portion 340 is disposed at the top end of the rack 350 of each transmission mechanism, and the second guide portion 110 is correspondingly disposed at both ends of the inner wall of the upper housing 100.

Further, as shown in fig. 2 and 4, the first transmission mechanism 370 and the second transmission mechanism 380 are symmetrical to each other, specifically, are symmetrical to the center of the charging box, the rotation directions of the first motor 311 and the second motor 312 are opposite, and preferably, the first motor 311 and the second motor 312 are also symmetrically arranged, so as to further improve the smooth and stable turning of the whole upper casing 100.

Except that rack and pinion transmission, drive mechanism can also adopt other structures in this embodiment, for example lead screw slider mechanism etc. the motor drives erects the lead screw rotation that sets up, and then drives the slider along lead screw axial elevating movement, and first guide part is established on the slider, and with the cooperation of the second guide part sliding guide on the epitheca inner wall, turns into the upset switching motion of epitheca with the elevating movement of slider.

In this embodiment, the motor 310, the transmission mechanism, the main board 330 and the control module are all located inside the lower case 200, so that the charging box has a compact structure and a simple appearance, the lower case 200 is provided with the mounting hole 220, the control switch 320 is arranged in the mounting hole 220 in a pressing manner, the main board 330 is close to the side of the control switch 320, and the control switch 320 is pressed to realize contact triggering with the main board 330.

More specifically, a motor mounting part 230 is formed in the lower case 200, and the motor 310 is fixedly mounted on the motor mounting part 230. The number of the motor mounting parts 230 is two, the two motor mounting parts are respectively located at two ends of the lower shell 200 and are arranged in one-to-one correspondence with the first motor 311 and the second motor 312, the motor mounting parts 230 are specifically in a supporting platform shape, and the first motor 311 and the second motor 312 are respectively supported and fixed on the motor mounting parts 230.

As shown in fig. 4, the two motor mounting portions 230 are respectively formed with positioning grooves 231 adapted to the first motor 311 and the second motor 312, and the first motor 311 and the second motor 312 are respectively embedded in the positioning grooves 231 of the motor mounting portions 230, so that the positioning function is achieved when the motors are mounted and fixed, and the mounting efficiency is improved.

Preferably, the motor mounting part 230 is integrally injection-molded with the lower case 200.

As another embodiment, the upper casing 100 can be lifted relative to the lower casing 200, the upper casing 100 and the lower casing 200 do not have a direct connection structure, and the transmission mechanism is also a lifting transmission mechanism, and a lifting output end of the transmission mechanism is connected with the upper casing 100 to drive the upper casing 100 to be opened or closed in a lifting manner, that is, the upper casing 100 is driven by the motor 310 and the transmission mechanism to perform a lifting movement in a vertical direction, so as to open or close the lower casing 200. The specific structure of the transmission mechanism is a rack and pinion transmission mechanism or a lead screw slider transmission mechanism, etc. like the first embodiment, which is not described herein again.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an earphone charging box, includes epitheca, inferior valve and establishes opening and shutting on the inferior valve and covering the mechanism, its characterized in that, opening and shutting covers the mechanism and includes:

a motor;

a control switch;

2. The earphone charging box of claim 1,

3. The earphone charging box of claim 2,

4. The earphone charging box of claim 1,

5. An earphone charging box according to any one of claims 1 to 4,

6. The earphone charging box of claim 5,

7. The earphone charging box according to any one of claims 1 to 4,

8. The earphone charging box of claim 7,

a motor mounting part is formed in the lower shell, and the motor is fixedly arranged on the motor mounting part.

9. The earphone charging box of claim 8,

the motor installation part is provided with a positioning groove matched with the motor, and the motor is embedded in the positioning groove.

10. The earphone charging box of claim 8,

the motor installation part and the lower shell are of an integrally formed structure.