CN112449032B

CN112449032B - Mobile terminal

Info

Publication number: CN112449032B
Application number: CN201910816539.7A
Authority: CN
Inventors: 温权浩
Original assignee: Oppo Chongqing Intelligent Technology Co Ltd
Current assignee: Oppo Chongqing Intelligent Technology Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2022-03-29
Anticipated expiration: 2039-08-30
Also published as: CN112449032A

Abstract

The application provides a mobile terminal, including the organism with install in the display screen module of organism front side, install the mainboard in the organism, the display screen module with the mainboard electrical property links to each other, mobile terminal still includes slidable and stretches out display screen module side stretches out the mechanism, stretch out the mechanism including slidable mounting in the support at the display screen module back, offer the earphone storehouse that is used for holding bluetooth headset on the support. According to the mobile terminal, the support is installed on the back face of the display screen module in a sliding mode, and the earphone bin is formed in the support, so that when the Bluetooth earphone is not used, the Bluetooth earphone can be placed in the earphone bin, and then the support is retracted to the back face of the display screen module; when the Bluetooth headset needs to be used, the Bluetooth headset can be taken out from the headset bin only by stretching the support out of the side edge of the display screen module, and the Bluetooth headset is convenient to use, store and carry.

Description

Mobile terminal

Technical Field

The application belongs to the technical field of electronics, and particularly relates to a mobile terminal.

Background

The Bluetooth headset can be used in wireless connection with electronic equipment, and particularly, the Bluetooth headset can be used in wireless connection with mobile terminals such as smart phones and tablet computers, so that the Bluetooth headset is more and more widely used. However, when the bluetooth headset is not used, the bluetooth headset needs to be stored separately, such as in a charging box or directly in a pocket, which causes inconvenience in carrying the current bluetooth headset.

Disclosure of Invention

An object of the embodiment of the application is to provide a mobile terminal to solve the problem that a bluetooth headset in the prior art is inconvenient to carry.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions: the utility model provides a mobile terminal, include the organism and install in the display screen module of organism front side, install the mainboard in the organism, the display screen module with the mainboard electrical property links to each other, mobile terminal still includes that slidable stretches out display screen module side stretches out the mechanism, stretch out the mechanism including slidable mounting in the support at the display screen module back, set up the earphone storehouse that is used for holding bluetooth headset on the support, the earphone storehouse is located can stretch out on the support the one end of display screen module side.

In one embodiment, the bracket is slidably disposed in the machine body, and an opening for the bracket to extend out is formed on a side of the machine body.

In one embodiment, a driving mechanism for pushing the bracket to extend out of the opening is installed in the machine body.

In one embodiment, the drive mechanism is a push-type rebounder; or the driving mechanism is an electric screw rod; or the driving mechanism comprises a rack connected with the side edge of the support and a gear meshed with the rack, the gear is rotatably arranged in the machine body, and one side of the gear is exposed out of the machine body.

In one embodiment, an avoidance groove for avoiding the driving mechanism is formed on one side of the support.

In one embodiment, a holding cavity is formed in one surface of the support, a camera is mounted in the holding cavity, a flexible circuit board is connected to the support, the flexible circuit board is electrically connected with the mainboard, and the camera is electrically connected with the flexible circuit board.

In one embodiment, the protruding mechanism further comprises a lens plate covering the accommodating cavity and a back adhesive for adhering the lens plate to the bracket.

In one embodiment, the bracket is provided with an accommodating cavity for accommodating the flexible circuit board.

In one embodiment, the bracket is integrally manufactured with the body, and the body is slidably connected with the display screen module.

In one embodiment, the mobile terminal includes a bluetooth headset removably mounted in the headset bay.

In one embodiment, the bluetooth headset includes a headset stem and a headset plug mounted at one end of the headset stem.

In one embodiment, the bluetooth headset is provided with a first magnetic attraction piece, and the headset bin is provided with a second magnetic attraction piece which is matched with the first magnetic attraction piece and used for magnetically attracting and positioning the bluetooth headset.

In one embodiment, the earphone bin is arranged on one surface of the support, which faces towards or deviates from the display screen module.

In one embodiment, a charging interface for charging a bluetooth headset is arranged in the headset bin, and the charging interface is electrically connected with the mainboard.

One or more technical solutions in the embodiments of the present application have at least one of the following technical effects:

according to the mobile terminal, the support is installed on the back face of the display screen module in a sliding mode, and the earphone bin is formed in the support, so that when the Bluetooth earphone is not used, the Bluetooth earphone can be placed in the earphone bin, and then the support is retracted to the back face of the display screen module; when the Bluetooth headset needs to be used, the Bluetooth headset can be taken out from the headset bin only by stretching the support out of the side edge of the display screen module, and the Bluetooth headset is convenient to use, store and carry.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a mobile terminal according to a first embodiment of the present application;

fig. 2 is a schematic structural diagram of a mobile terminal according to a first embodiment of the present application;

fig. 3 is a schematic front view of a mobile terminal according to an embodiment of the present application;

fig. 4 is an exploded view of the mobile terminal shown in fig. 3;

FIG. 5 is a first perspective view of the extension mechanism of FIG. 4;

FIG. 6 is a second perspective view of the extension mechanism of FIG. 4;

FIG. 7 is an exploded view of the extension mechanism of FIG. 5;

FIG. 8 is a first schematic structural view of the bracket of FIG. 7;

FIG. 9 is a second schematic structural view of the stent of FIG. 7;

fig. 10 is a front view of the bluetooth headset of fig. 7;

fig. 11 is a side view of the bluetooth headset of fig. 10;

fig. 12 is a rear view of the bluetooth headset shown in fig. 10.

Fig. 13 is a schematic structural diagram of a mobile terminal according to a second embodiment of the present application.

Fig. 14 is a schematic structural diagram of a mobile terminal according to a third embodiment of the present application.

Wherein, in the drawings, the reference numerals are mainly as follows:

100-a mobile terminal; 11-body; 110-an opening; 111-middle frame; 112-a back plate; 12-a display screen module; 13-a main board; 14-a support plate; 15-a drive mechanism; 151-rack; 152-a gear; 16-an electric screw rod;

20-a stretching mechanism; 21-a scaffold; 210-an extended end; 211-earphone house; 212-a second magnetic element; 213-a charging interface; 214-a housing chamber; 215-; 216-a guide plate; 217-positioning convex; 218-avoidance slot; 219-step groove; 22-a camera; 23-a lens plate; 231-a support plate; 232-a lens; 24-back glue; 25-a flexible circuit board;

30-a bluetooth headset; 31-an earphone plug; 32-earphone handle; 33-a microphone; 34-a first magnetic element; 35-charging contact.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1 to 3, a mobile terminal 100 provided in the present application will now be described. Mobile terminal 100, including organism 11, display screen module 12 and stretching out mechanism 20, display screen module 12 installs in organism 11 front side, installs mainboard 13 in the organism 11, and display screen module 12 links to each other with mainboard 13 electrical property. Referring to fig. 9, the extending mechanism 20 includes a bracket 21, and the bracket 21 is slidably mounted on the back of the display module 12, so that one end of the bracket 21 can be slidably extended out of the side of the display module 12. The stand 21 is provided with an earphone chamber 211, the earphone chamber 211 can accommodate the bluetooth earphone 30, and the earphone chamber 211 is located at an end of the stand 21 that can extend out of the side of the display screen module 12. The end of the bracket 21 extending out of the side of the display screen module 12 is defined as an extending end 210, and an earphone chamber 211 is arranged on the bracket 21, so that when the extending end 210 of the bracket 21 extends out of the side of the display screen module 12, the bluetooth earphone 30 can be stored in the earphone chamber 211, or the stored bluetooth earphone 30 can be taken out of the earphone chamber 211. After the bluetooth headset 30 is taken out, or the bluetooth headset 30 is stored in the headset bin 211, the bracket 21 can be retracted to the back of the display screen module 12, so as to reduce the number of holes on the appearance of the mobile terminal 100 and improve the appearance delicacy.

In the mobile terminal 100 of the embodiment of the application, the support 21 is slidably mounted on the back of the display screen module 12, and the earphone bin 211 is formed on the support 21, so that when the bluetooth earphone 30 is not used, the bluetooth earphone 30 can be placed in the earphone bin 211, and then the support 21 is retracted to the back of the display screen module 12; when the Bluetooth headset is needed to be used, the Bluetooth headset 30 can be taken out from the headset bin 211 only by extending the support 21 out of the side edge of the display screen module 12, and the Bluetooth headset is convenient to use, store and carry.

In one embodiment, referring to fig. 1 and 4, the bracket 21 is slidably disposed in the body 11, and an opening 110 for the bracket 21 to extend out is formed at a side of the body 11. So that the extending end 210 of the bracket 21 can extend out of the opening 110, and the extending end 210 of the bracket 21 extends out of the back of the display screen module 12, so as to access the bluetooth headset 30. In addition, the structure can enable the machine body 11 and the display screen module 12 to support the bracket 21 together, so as to better protect the bracket 21 and ensure that the bracket 21 can slide more stably.

In the above embodiment, the body 11 includes the middle frame 111 and the back plate 112 mounted on the back of the middle frame 111. In some embodiments, the middle frame 111 and the back plate 112 can be fabricated as a unitary structure.

In this embodiment, the top side of the machine body 11 is provided with an opening 110, and the corresponding bracket 21 can extend out of the top side of the machine body 11. In other embodiments, an opening 110 may be provided on the left side of the body 11, so that the bracket 21 may extend out of the left side of the body 11. Of course, the opening 110 may be provided on the right side of the body 11, so that the bracket 21 may be protruded out of the right side of the body 11. In still other embodiments, an opening 110 is provided in the bottom side of the housing 11 to allow the bracket 21 to extend beyond the bottom side of the housing 11.

In one embodiment, referring to fig. 4, a driving mechanism 15 is installed in the body 11. The driving mechanism 15 is used to push the support frame 21 out of the opening 110 to facilitate the storage of the bluetooth headset 30 in the headset housing 211 or the removal of the bluetooth headset 30 from the headset housing 211.

In one embodiment, referring to fig. 4, the driving mechanism 15 is an electric screw 16, so that the bracket 21 can be automatically pushed to extend out of the machine body 11 or be received in the machine body 11. Of course, in some embodiments, the driving mechanism 15 may be other linear moving mechanisms, such as a rack and pinion mechanism.

In one embodiment, the supporting plate 14 is further installed in the body 11, the supporting plate 14 covers the bracket 21, and the supporting plate 14 is fixed on the back surface of the display screen module 12, so that the bracket 21 can be supported more stably, and the bracket 21 can be ensured to slide smoothly.

In one embodiment, referring to fig. 13, the driving mechanism 15 includes a rack 151 connected to a side of the bracket 21 and a gear 152 engaged with the rack 151, the gear 152 is rotatably installed in the body 11, and one side of the gear 152 is exposed out of the body 11, that is, the gear 152 is installed at a side adjacent to a side of the body 11 where the opening 110 is formed, and one side of the gear 152 is exposed out of the side of the body 11, so that the bracket 21 can be driven to extend out of the body 11 or be retracted into the body 11 by rotating the gear 152.

Of course, in other embodiments, the drive mechanism 15 may be a push-type rebounder (not shown) such that the carriage 21 is ejected by the push-type rebounder when the carriage 21 is pushed.

In one embodiment, referring to fig. 4 and 5, an avoiding groove 218 is formed on one side of the support 21, and the avoiding groove 218 is used for avoiding the driving mechanism 15, that is, after the support 21 is received in the machine body 11, the driving mechanism 15 can be located at the avoiding groove 218 to improve the space utilization rate, reduce the size of the support 21 and reduce the weight.

In one embodiment, referring to fig. 4 to 9, a guide plate 216 is convexly disposed on a side of the bracket 21 away from the protruding end 210, so that when the bracket 21 slides in the body 11, the movement of the bracket 21 can be better guided, and the movement stability of the bracket 21 can be ensured.

In the above embodiment, the guiding plate 216 is provided with a positioning protrusion 217 protruding from an end thereof away from the protruding end 210, so that when the bracket 21 slides, the bracket 21 can be positioned to limit the distance of the bracket 21 from the machine body 11. Specifically, when the protruding end 210 of the bracket 21 protrudes out of the body 11, the support plate 14 may stop the positioning protrusion 217 to position the bracket 21.

In the above embodiment, the back surface of the end of the bracket 21 away from the protruding end 210 is provided with the stepped groove 219, so that the thickness of the end of the bracket 21 back surface protruding end 210 is smaller, and further when the bracket 21 is accommodated in the machine body 11, the supporting plate 14 can be placed in the stepped groove 219 to reduce the occupied thickness space, and further, the mobile terminal 100 can be made thinner.

In one embodiment, referring to fig. 1, the earphone chamber 211 is opened on the back of the stand 21. In other embodiments, the earphone chamber 211 may also be disposed on the front side of the stand 21.

In an embodiment, referring to fig. 2, fig. 4, fig. 7 and fig. 8, a receiving cavity 214 is formed on one surface of the bracket 21, the camera 22 is installed in the receiving cavity 214, the flexible circuit board 25 is connected to the bracket 21, the flexible circuit board 25 is electrically connected to the motherboard 13, and the camera 22 is electrically connected to the flexible circuit board 25. Set up camera 22 on support 21, then when the end 210 that stretches out of support 21 stretches out the side of display screen module 12, can use this camera 22 to make a video recording and shoot, and when support 21 received the back of display screen module 12, can protect camera 22.

In the above embodiment, a camera 22 may be mounted on the bracket 21. Two cameras 22 may also be installed to improve the quality of the shot. Three cameras 22 may also be installed. The specific setting can be according to needs.

In the above embodiment, the accommodating cavity 214 is located on the bracket 21 toward one side of the display screen module 12, so that the camera 22 is located on the front side surface of the bracket 21, and therefore, a lens is not required to be installed on the display screen module 12, the screen occupation ratio of the display screen module 12 is improved, and a full screen is better realized.

In one embodiment, referring to fig. 2, 4, 7 and 8, the extending mechanism 20 further includes a lens plate 23 covering the receiving cavity 214 and a back adhesive 24 adhering the lens plate 23 to the bracket 21. The back adhesive 24 is arranged so as to adhere the lens plate 23 to the support 21, and the lens plate 23 covers the accommodating cavity 214, so that the protection effect can be achieved, and the camera 22 can be better protected.

In the above embodiment, the lens plate 23 includes the lens 232 provided at a position corresponding to the camera 22 and the support plate 231 supporting the lens 232, so that the camera 22 can be protected by the lens plate 23 and light can be better extracted. In other embodiments, the lens plate 23 can also be a light-transmitting plate.

In an embodiment, referring to fig. 5 and fig. 6, the support 21 is provided with a receiving cavity 214, and the receiving cavity 214 is used for receiving the flexible circuit board 25, so that when the support 21 is received in the body 11, the flexible circuit board 25 can be received in the receiving cavity 214 to better protect the receiving cavity 214. Further, the receiving cavity 214 may be disposed at a position corresponding to the bottom of the stepped groove 219, so that when the bracket 21 slides, the flexible printed circuit 25 has a larger sliding space, and damage to the flexible printed circuit 25 is better avoided.

In one embodiment, referring to fig. 1, 7 and 9, the mobile terminal 100 includes a bluetooth headset 30, and the bluetooth headset 30 is detachably mounted in a headset housing 211. So that the bluetooth headset 30 can be better used with the mobile terminal 100. And the bluetooth headset 30 can be taken out for use alone. Of course, in other embodiments, the mobile terminal 100 may not include the bluetooth headset 30, i.e., the bluetooth headset 30 may need to be separately equipped.

In one embodiment, referring to fig. 10, 11 and 12, a bluetooth headset 30 includes a headset stem 32 and a headset plug 31 mounted to an end of the headset stem 32. Set up earphone handle 32, can install devices such as battery, circuit board in earphone handle 32 to reduce earphone stopper 31's volume, and then can be better install in the earphone storehouse 211 of support 21, and can reduce earphone storehouse 211 thickness, and then can be thinner with this mobile terminal 100's thickness preparation. Of course, in some other embodiments, the bluetooth headset 30 may only include the headset plug 31, and the speaker and the circuit board structure thereof are disposed in the headset plug 31.

In one embodiment, referring to fig. 10, 11 and 12, a microphone 33 is disposed on the earphone handle 32 to record voice, to perform voice call, etc. using the bluetooth headset 30. The microphone 33 is arranged on the earphone handle 32, so that the microphone 33 can be closer to the mouth of the user, or the microphone 33 can be extended out of the ear when the earphone is worn for better receiving voice. In other embodiments, the microphone 33 may also be disposed on the headphone plug 31.

In one embodiment, please refer to fig. 9 to 12, a first magnetic attraction member 34 is installed on the bluetooth headset 30, and a second magnetic attraction member 212 cooperating with the first magnetic attraction member 34 to magnetically attract and position the bluetooth headset 30 is disposed in the headset cavity 211. Set up first magnetism on bluetooth headset 30 and inhale piece 34, set up second magnetism in earphone storehouse 211 and inhale piece 212, when placing bluetooth headset 30 in earphone storehouse 211, can inhale the cooperation of inhaling with the magnetism of second magnetism piece 212 through first magnetism and inhale piece 34 and fix bluetooth headset 30 in earphone storehouse 211. Of course, in other embodiments, the bluetooth headset 30 may be directly snapped into the headset cavity 211. In still other embodiments, the bluetooth headset 30 may be placed in the headset cavity 211 by way of an interference fit.

In the above embodiments, the first magnetic member 34 can be a magnet, and the second magnetic member 212 can be a magnet, an iron core, a nickel plate, or the like. Of course, in some embodiments, the second magnetic member 212 may be a magnet, and the first magnetic member 34 may be a magnet, an iron core, a nickel plate, or the like.

In some embodiments, when the first magnetic attraction member 34 is a non-magnetic member such as an iron core, a nickel plate, etc., which can be magnetically attracted, the first magnetic attraction member 34 can avoid affecting the speaker of the bluetooth headset 30.

In one embodiment, referring to fig. 9 to 12, a charging interface 213 is disposed in the earphone chamber 211, and the charging interface 213 is electrically connected to the main board 13. A charging interface 213 is provided in the earphone chamber 211 so that the bluetooth earphone 30 can be conveniently charged through the mobile terminal 100.

In the above embodiment, the charging interface 213 may be connected to the flexible wiring board 25, and further electrically connected to the main board 13 through the flexible wiring board 25.

In one embodiment, referring to fig. 7, 9 and 10, when the mobile terminal 100 includes the bluetooth headset 30, the bluetooth headset 30 is provided with the charging contact 35, so that when the bluetooth headset 30 is placed in the headset cavity 211, the charging contact 35 contacts the charging interface 213 to charge the bluetooth headset 30.

In one embodiment, referring to fig. 1, 5 and 6, the earphone chamber 211 is disposed on a surface of the support 21 away from the display module 12, so that when the support 21 extends out of the body 11, the user does not see the earphone chamber 211 from the front surface, thereby improving the appearance. In some embodiments, referring to fig. 13, the earphone chamber 211 is disposed on a side of the support frame 21 facing the display module 12.

In one embodiment, referring to fig. 14, the bracket 21 may be integrally formed with the body 11, that is, the bracket 21 is a part of the body 11. And the body 11 is slidably connected to the display module 12, so that the slide-type full-screen mobile terminal 100 can be formed.

In some embodiments, one side of the bracket 21 may be hinged to the machine body 11, and when the bracket 21 is ejected, the other side of the bracket 21 is rotated around one side of the bracket 21, so that the other side of the bracket 21 extends out of the machine body 11.

The mobile terminal 100 of the embodiment of the application can store the bluetooth headset 30 on the support 21 of the extension mechanism 20, so as to be convenient to carry. When the bluetooth headset 30 is in use, or after the bluetooth headset 30 is placed in the headset bin 211, the bracket 21 can be received in the body 11, so that the number of open holes in the appearance of the mobile terminal 100 is reduced.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. Mobile terminal, including the organism with install in the display screen module of organism front side, install the mainboard in the organism, the display screen module with mainboard electrical property links to each other its characterized in that: the mobile terminal further comprises a display screen module side extending mechanism which can extend out in a sliding mode, the extending mechanism comprises a support which is installed at the back face of the display screen module in a sliding mode, an earphone bin used for containing a Bluetooth earphone is arranged on the support, and the earphone bin is located at one end, capable of extending out, of the side of the display screen module on the support.

2. The mobile terminal of claim 1, wherein: the support is arranged in the machine body in a sliding mode, and an opening for the support to extend out is formed in the side edge of the machine body.

3. The mobile terminal of claim 2, wherein: and a driving mechanism for pushing the bracket to extend out of the opening is arranged in the machine body.

4. The mobile terminal of claim 3, wherein: the driving mechanism is a pressing type rebounder; or the driving mechanism is an electric screw rod; or the driving mechanism comprises a rack connected with the side edge of the support and a gear meshed with the rack, the gear is rotatably arranged in the machine body, and one side of the gear is exposed out of the machine body.

5. The mobile terminal of claim 3, wherein: and an avoiding groove for avoiding the driving mechanism is arranged on one side of the support.

6. The mobile terminal of claim 1, wherein: the camera is installed in the holding chamber, be connected with the flexible line way board on the support, the flexible line way board with the mainboard electricity is connected, the camera with the flexible line way board electricity is connected.

7. The mobile terminal of claim 6, wherein: the extending mechanism further comprises a lens plate covering the accommodating cavity and back glue for adhering the lens plate to the support.

8. The mobile terminal of claim 6, wherein: the support is provided with an accommodating cavity for accommodating the flexible circuit board.

9. The mobile terminal of claim 1, wherein: the support and the machine body are manufactured into a whole, and the machine body is connected with the display screen module in a sliding mode.

10. The mobile terminal according to any of claims 1-9, characterized by: the mobile terminal comprises a Bluetooth headset detachably mounted in the headset bin.

11. The mobile terminal of claim 10, wherein: the Bluetooth headset comprises a headset handle and a headset plug installed at one end of the headset handle.

12. The mobile terminal of claim 10, wherein: install first magnetism on the bluetooth headset and inhale the piece, be equipped with in the earphone storehouse with first magnetism is inhaled a cooperation magnetism and is inhaled the location bluetooth headset's second magnetism and inhale the piece.

13. The mobile terminal according to any of claims 1-9, characterized by: the earphone bin is arranged on one surface, facing towards or deviating from the display screen module, of the support.

14. The mobile terminal according to any of claims 1-9, characterized by: be equipped with the interface that charges that is used for charging bluetooth headset in the earphone storehouse, the interface that charges with the mainboard electricity is connected.