CN209914021U

CN209914021U - TWS earphone charging box capable of automatically stretching

Info

Publication number: CN209914021U
Application number: CN201920778835.8U
Authority: CN
Inventors: 吴永国
Original assignee: Dongguan Cloud Electronics Co Ltd
Current assignee: Dongguan Cloud Electronics Co Ltd
Priority date: 2019-05-27
Filing date: 2019-05-27
Publication date: 2020-01-07
Anticipated expiration: 2029-05-27

Abstract

The utility model discloses a TWS earphone charging box that can stretch out and draw back automatically for place the TWS earphone and charge to it, including casing, motor, switch, screw rod and the box body that charges, an opening has been seted up to casing one end, the motor sets up and locates on the casing of keeping away from opening one end along casing length direction, the on-off control motor is opened or is closed, screw rod one end is connected in the output of motor, the box body that charges inserts along the opening part end, is equipped with a screw hole on the box body that charges, the screw rod other end is worn to arrange in threaded hole, the box body that charges slides in the casing along casing length direction, the TWS earphone is placed on the box body that charges. The TWS earphone charging box capable of automatically stretching and retracting can achieve the stretching function through the arrangement of the motor and the screw rod, and is simple in structure and low in cost.

Description

TWS earphone charging box capable of automatically stretching

Technical Field

The utility model relates to a technical field of the box that charges, in particular to TWS earphone charging box that can stretch out and draw back automatically.

Background

The TWS earphone charging box is used for placing TWS earphones, and a plurality of earphone charging boxes in the prior art are opened and closed in a box cover mode, so that the opening-closing type connecting part is easy to wear, and the service life is short.

The traditional patent document CN201910189385.3 improves the opening and closing mode of an earphone charging box, the invention discloses the earphone charging box, one side of an upper cover component moves, the other side of the upper cover component automatically moves in the opposite direction through the matching of a force transmission component and a gear synchronous component, and brand new uncovering experience is brought to a user. In the patent document, the left side and the right side are opened and closed through the transmission assembly and the gear synchronizing assembly, the structure is complex, and the cost is high.

To this end, we propose an auto-retractable TWS headset charging box.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a TWS earphone charging box that can stretch out and draw back automatically, has scalable, simple structure, advantage with low costs.

In order to realize the above object, the utility model provides a TWS earphone charging box that can stretch out and draw back automatically for place the TWS earphone and charge to it, including casing, motor, screw rod and the box body that charges, an opening has been seted up to casing one end, the motor sets up and locates along casing length direction and keeps away from opening one end on the casing, screw rod one end connect in the output of motor, the box body that charges is followed the opening part end inserts, be equipped with a screw hole on the box body that charges, the screw rod other end is worn to arrange in the screw hole, the box body that charges is followed casing length direction slides in the casing, the TWS earphone place in on the box body that charges.

Preferably, the charging box body comprises an upper shell, a lower shell, a battery and a circuit board, the upper shell and the lower shell are buckled to form a cavity, and the battery and the circuit board are arranged in the cavity.

Preferably, a display screen for displaying the electric quantity is arranged on the outer side of the charging box body, and the display screen is electrically connected with the battery.

Preferably, a left sliding groove and a right sliding groove are formed in the joint of the upper shell and the lower shell, the left sliding groove and the right sliding groove are arranged along the length direction of the shell, a left protruding block and a right protruding block extend inwards in the shell along the radial direction, the left protruding block is clamped in the left sliding groove, and the right protruding block is clamped in the right sliding groove.

Preferably, the upper shell is provided with two placing grooves, and the TWS headset is placed in the placing grooves in a mutually matched manner; and two penetrating holes are formed in each placing groove.

Preferably, the charging box body is provided with a power supply contact point, one end of the power supply contact point is connected to the circuit board, and the other end of the power supply contact point is arranged in the penetrating hole in a penetrating manner; each TWS earphone is provided with two charging contacts; when the TWS earphone is charged, the power supply contact is in contact with the corresponding charging contact, and the TWS earphone, the battery and the circuit board form a charging loop.

Preferably, a first magnet is arranged at the other end of the shell, and a second magnet is arranged at one end, close to the first magnet, of the charging box body; when the charging box body slides in the cavity, the first magnet and the second magnet attract each other.

Preferably, the switch is in a touch mode or a key mode, and the charging box body further comprises an inductor which is connected with the switch.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a TWS earphone that can stretch out and draw back automatically charges in the box motor orders about the screw rod and rotates, and the screw rod drives the box body that charges and moves on along casing length direction, and flexible function can be realized to accessible motor and screw rod, simple structure, and the cost is lower.

Drawings

Fig. 1 is a sectional view of a TWS headset charging box and a TWS headset (closed state) according to an embodiment of the present invention.

Fig. 2 is a diagram illustrating the combination use of the TWS headset charging box (in the pulled-out state) and the TWS headset according to the embodiment of the present invention.

Fig. 3 is a perspective view of the TWS headset charging box (with the housing removed and in a pulled-out state) according to an embodiment of the present invention.

Fig. 4 is a perspective view of the TWS headset charging box (with the housing and the upper housing removed and in a pulled-out state) according to an embodiment of the present invention.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

The utility model provides a but be used for placing TWS earphone 200 and to its TWS earphone charging box 100 that charges that can stretch out and draw back automatically, this can automatic flexible TWS earphone charging box 100 only can realize flexible function through motor 20 and screw rod 30, simple structure, the cost is lower.

Fig. 1 to 4 are different perspective views of the auto-retractable TWS headset charging box, and the structure of the auto-retractable TWS headset charging box will be described in detail with reference to fig. 1 to 4:

as shown in fig. 1 to 4, the TWS earphone charging box 100 capable of automatically extending and retracting of this embodiment includes a housing 10, a motor 20, a switch (not shown), a screw 30 and a charging box body 40, wherein an opening 11 is formed at one end of the housing 10, the motor 20 is disposed along the length direction of the housing 10 and is disposed on the housing 10 far from one end of the opening 11, the switch controls the motor 20 to be turned on or off, one end of the screw 30 is connected to an output end of the motor 20, the charging box body 40 is inserted along the opening 11, a threaded hole (not shown) is formed in the charging box body 40, and the other end of the screw 30 penetrates through the threaded hole.

Preferably, the charging box body 40 includes a sensor (not shown), and the sensor is connected to a switch, which is a touch type or a button type. When the user controls the switch by touch or key, the motor 20 is turned on or off. When the TWS earphone charging box 100 capable of automatically extending and retracting is in a closed state, the switch is turned on through touching or pressing, the motor 20 rotates, the motor 20 drives the screw 30 to rotate, and the rotation of the screw 30 drives the charging box body 40 to slide in the housing 10 along the length direction of the housing 10, so that the extension and retraction of the charging box body 40 can be realized. Wherein, the TWS headset 200 is placed on the charging box body 40, and when the TWS headset 200 is not used, the TWS headset 200 can be placed in the charging box body 40 and pushed into the housing 10 for charging; when the TWS headset 200 is used, the charging box body 40 is drawn out of the housing 10, the charged TWS headset 200 is taken out, and when the sensor senses that the TWS headset 200 is taken out, the motor 20 rotates in the opposite direction, so that the charging box body 40 is driven to contract, and the TWS headset charging box 100 capable of automatically extending and retracting is in a closed state again. When the touch or key control switch is turned on again, the motor 20 rotates, the charging box body 40 is pulled out of the shell 10, the TWS earphone 200 is put in, and after the sensor senses that the TWS earphone 200 is put in, the motor 20 rotates in the opposite direction to drive the charging box body 40 to retract.

Further, the charging box body 40 of the present embodiment includes an upper casing 41, a lower casing 42, a battery 43 and a circuit board 44, wherein the upper casing 41 and the lower casing 42 are fastened to form a cavity 45, and the battery 43 and the circuit board 44 are disposed in the cavity 45. Furthermore, the charging box body 40 is provided with a power supply contact 47, one end of the power supply contact 47 is connected to the circuit board 44, and each TWS headset 200 is provided with two charging contacts (not shown); when the TWS headset 200 is charged, the power supply contact 47 contacts the corresponding charging contact, and the TWS headset 200, the battery 43 and the circuit board 44 form a charging circuit. The battery 43 is then used to provide power to the TWS headset 200 for charging.

Preferably, the display screen 50 for displaying the electric quantity is arranged on the outer side of the charging box body 40 of the embodiment, the display screen 50 is electrically connected with the battery 43, and a user can conveniently check the residual electric quantity of the battery 43 through the display screen 50, so that the battery 43 can be charged or replaced in time.

Referring to fig. 1 to 4, in the present embodiment, a left sliding groove 46 and a right sliding groove (not shown) are disposed at a connection position of the upper housing 41 and the lower housing 42, the left sliding groove 46 and the right sliding groove are both disposed along a length direction of the housing 10, and a left protrusion 12 and a right protrusion (not shown) extend inward from the housing 10 along a radial direction. When the screw 30 rotates to drive the charging box body 40 to move along the length direction of the housing 10, the left sliding groove 46 and the right sliding groove both serve as sliding rails, the left protrusion 12 is engaged with the left sliding groove 46, and the right protrusion is engaged with the right sliding groove.

Further, in this embodiment, each of the placing slots 411 is provided with two penetrating holes 412, and the other end of the power supply contact 47 penetrates through the penetrating holes 412. Then, can guarantee that power supply contact 47 and charging contact can the location contact, the contact effect is better.

Referring to fig. 1 to 4, a first magnet (not shown) is disposed at the other end of the housing 10, and a second magnet 60 is disposed at one end of the charging box body 40 close to the first magnet; when the charging box body 40 slides in the cavity 45, the first magnet and the second magnet 60 attract each other. When the charging box body 40 is completely pushed into the housing 10, the charging box body 40 can be prevented from falling out of the housing 10 by the attraction between the first magnet and the second magnet 60.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses a TWS earphone that can stretch out and draw back automatically charges in box 100 motor 20 orders about the screw rod 30 and rotates, and the screw rod 30 drives and charges box body 40 and remove on along casing 10 length direction, and flexible function can be realized to accessible motor 20 and screw rod 30, simple structure, and the cost is lower.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a TWS earphone charging box that can stretch out and draw back automatically for place the TWS earphone and charge to it, its characterized in that, includes casing, motor, switch, screw rod and the box body that charges, an opening has been seted up to casing one end, the motor sets up and locates along casing length direction and keeps away from opening one end on the casing, on-off control the motor is opened or is closed, screw rod one end connect in the output of motor, the box body that charges is followed opening part end inserts, be equipped with a screw hole on the box body that charges, the screw rod other end wears to arrange in the screw hole, the box body that charges is followed casing length direction slide in the casing, the TWS earphone place in on the box body that charges.

2. The automatic retractable TWS earphone charging box of claim 1, wherein the charging box body comprises an upper housing, a lower housing, a battery and a circuit board, the upper housing and the lower housing are fastened together to form a cavity, and the battery and the circuit board are disposed in the cavity.

3. The automatic retractable TWS headset charging box of claim 2, wherein a display screen for displaying the amount of power is provided outside the charging box body, and the display screen is electrically connected to the battery.

4. The auto-retractable TWS headset charging case of claim 2, wherein a left sliding groove and a right sliding groove are formed at the connection between the upper housing and the lower housing, the left sliding groove and the right sliding groove are both disposed along the length direction of the housing, a left protrusion and a right protrusion are extended inward from the housing along the radial direction, the left protrusion is engaged in the left sliding groove, and the right protrusion is engaged in the right sliding groove.

5. The auto-retractable TWS headset charging box of claim 2, wherein the upper housing is provided with two placement slots, and the TWS headset is placed in the placement slots in a matching manner; and two penetrating holes are formed in each placing groove.

6. The auto-retractable TWS headset charging box of claim 5, wherein the charging box body is provided with a power supply contact, one end of the power supply contact is connected to the circuit board, and the other end of the power supply contact is inserted into the insertion hole; each TWS earphone is provided with two charging contacts; when the TWS earphone is charged, the power supply contact is in contact with the corresponding charging contact, and the TWS earphone, the battery and the circuit board form a charging loop.

7. The auto-retractable TWS headset charging box of claim 2, wherein the other end of the housing is provided with a first magnet, and the end of the charging box body adjacent to the first magnet is provided with a second magnet; when the charging box body slides in the cavity, the first magnet and the second magnet attract each other.

8. The auto-retractable TWS headset charging box of claim 1, wherein the switch is touch or push button, and the charging box body further comprises an inductor, and the inductor is connected to the switch.