CN210381013U

CN210381013U - Mobile phone shell

Info

Publication number: CN210381013U
Application number: CN201922111917.XU
Authority: CN
Inventors: 熊景冬
Original assignee: Jingdong Guangzhou Electronics Co Ltd
Current assignee: Jingdong Guangzhou Electronics Co Ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-04-21
Anticipated expiration: 2029-11-30

Abstract

The utility model provides a mobile phone shell, which comprises a shell, wherein a charging bin for charging an earphone is arranged on the shell, a Bluetooth earphone is placed in the charging bin, a first charging interface and a second charging interface for charging the Bluetooth earphone are arranged in the charging bin, and the Bluetooth earphone is provided with a third charging interface and a fourth charging interface which are matched with the charging bin; a rechargeable battery, a CPU, a Bluetooth module, a first PWM module, a second PWM module, a first LED lamp and a second LED lamp are arranged in the shell; the charging battery is respectively connected with the first charging interface and the second charging interface; the earphone can be stored, and the functions of charging the earphone and the mobile phone and displaying the electric quantity of the earphone can be realized.

Description

Mobile phone shell

Technical Field

The utility model relates to a communication field equipment, concretely relates to cell-phone shell.

Background

The cell-phone is indispensable communication tool at present, and the organism exposes externally easily to damage at ordinary times, and also in the continuous diversified development to the cell-phone shell that the cell-phone is corresponding to produce, and current cell-phone shell is not only the hand machine protection effect alone. At present prior art's cell-phone shell, conveniently carry and the easy problem of losing in order to solve the earphone, can be equipped with the earphone on the cell-phone shell and hold the storehouse, however the function is more single, only can realize accomodating the function, and along with the development of technique, original wired earphone evolves gradually for bluetooth headset, current cell-phone shell also provides the function of charging for earphone and cell-phone when can not providing the function of accomodating for bluetooth headset, and the user is when using the earphone, can not learn bluetooth headset's electric quantity at any time, it charges and prepares or learns to charge in advance and accomplish, it is extremely inconvenient.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a cell-phone shell can realize accomodating the earphone and can charge, show the function of earphone electric quantity for earphone and cell-phone.

In order to achieve the above purpose, the utility model provides a following technical scheme: a mobile phone shell comprises a shell, wherein a charging bin for charging an earphone is arranged on the shell, a Bluetooth earphone is placed in the charging bin, a first charging interface and a second charging interface which can be used for charging the Bluetooth earphone are arranged in the charging bin, and the Bluetooth earphone is provided with a third charging interface and a fourth charging interface which are matched with the charging bin; a rechargeable battery, a CPU, a Bluetooth module, a first PWM module, a second PWM module, a first LED lamp and a second LED lamp are arranged in the shell; the charging battery is respectively connected with the first charging interface and the second charging interface; the CPU is respectively connected with the rechargeable battery, the Bluetooth module, the first PWM module and the second PWM module, the first PWM module is connected with the first LED lamp, and the second PWM module is connected with the second LED lamp; the Bluetooth module is also connected with the Bluetooth headset.

Preferably, the first charging interface, the second charging interface, the third charging interface and the fourth charging interface have a UART serial port function, and can communicate with each other through instruction information, and two bluetooth headsets of the bluetooth headsets have different MAC addresses respectively.

Preferably, the instruction information is the battery capacity + bluetooth MAC address.

Preferably, the bluetooth headset has bluetooth BLE.

Preferably, the bluetooth BLE is in communication connection with the bluetooth module.

Preferably, the bluetooth BLE may send a broadcast packet to the bluetooth module, where the content of the broadcast packet is the electric quantity of the battery + the bluetooth MAC address.

Preferably, the duty ratio of the first PWM module and the second PWM module is 0% -100%, and the brightness level of the corresponding first LED lamp and the brightness level of the corresponding second LED lamp are 0-11.

Preferably, the rechargeable battery voltage is 5 volts.

Preferably, the rechargeable battery is further connected with a fifth charging interface for charging the mobile phone.

The utility model has the advantages that: the charging bin is arranged on the mobile phone shell, so that a storage function can be provided for the Bluetooth headset, the Bluetooth headset can be charged, and the mobile phone shell is convenient to carry while charging is provided; when the Bluetooth headset is charged, the first charging interface and the third charging interface, and the second charging interface and the fourth charging interface are communicated, the Bluetooth headset can send electric quantity information to the first charging interface and the second charging interface on the charging bin through the third charging interface and the fourth charging interface, then the first charging interface and the second charging interface send the electric quantity information to the CPU, the CPU sends commands to adjust the duty ratios of the corresponding first PWM module and the second PWM module according to the electric quantity, and then drives the corresponding first LED lamp and the corresponding second LED lamp to display different brightness; when a user wears the Bluetooth headset, the Bluetooth headset can generate a broadcast packet of the existing electric quantity information through Bluetooth and send the broadcast packet to a Bluetooth module of the mobile phone shell, and similarly, the CPU receives corresponding electric quantity information and extracts the corresponding electric quantity information to control the corresponding PWM module and the corresponding LED lamp to display different brightness; therefore, the electric quantity of the Bluetooth headset is displayed according to the brightness level of the LED lamp, and a more humanized function is provided for a user; and this cell-phone shell still is equipped with the fifth interface that can supply the cell-phone to charge, is convenient for charge the cell-phone.

Drawings

Fig. 1 is a schematic structural view of a mobile phone case of the utility model.

Fig. 2 is another schematic structural diagram of a mobile phone case according to the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.

Referring to fig. 1, the utility model provides a mobile phone shell, which comprises a shell, wherein a charging bin for charging an earphone is arranged on the shell, a bluetooth earphone is placed in the charging bin, a first charging interface 30 and a second charging interface 40 for charging the bluetooth earphone are arranged in the charging bin, and the bluetooth earphone is provided with a third charging interface 50 and a fourth charging interface 60 which are matched with the charging bin; a rechargeable battery 10, a CPU20, a Bluetooth module 70, a first PWM module 80, a second PWM module 90, a first LED lamp 100 and a second LED lamp 110 are arranged in the shell; the rechargeable battery 10 is connected with the first charging interface 30 and the second charging interface 40 respectively; the CPU20 is respectively connected to the rechargeable battery 10, the bluetooth module 70, the first PWM module 80, and the second PWM module 90, the first PWM module 80 is connected to the first LED lamp 100, and the second PWM module 90 is connected to the second LED lamp 110; the bluetooth module 70 is also connected to the bluetooth headset.

In the embodiment, the charging bin is arranged on the mobile phone shell, so that the storage function can be provided for the Bluetooth headset, the Bluetooth headset can be charged, and the mobile phone is convenient to carry while charging is provided; when the bluetooth headset is charged, communication is performed between the first charging interface 30 and the third charging interface 50, and between the second charging interface 40 and the fourth charging interface 60, the bluetooth headset can send electric quantity information to the first charging interface 30 and the second charging interface 40 on the charging bin through the third charging interface 50 and the fourth charging interface 60, then the first charging interface 40 and the second charging interface 40 send the electric quantity information to the CPU20, and the CPU20 sends an instruction again according to the electric quantity to adjust duty ratios of the corresponding first PWM (Pulse width modulation) module 80 and the second PWM module 90, so as to drive the corresponding first LED lamp 100 and the corresponding second LED lamp 110 to display different brightness; when a user wears the Bluetooth headset, the Bluetooth headset can generate a broadcast packet of the existing electric quantity information through Bluetooth and send the broadcast packet to the Bluetooth module 70 of the mobile phone shell, and similarly, the CPU20 receives corresponding electric quantity information and extracts the corresponding electric quantity information to control the corresponding PWM module and the corresponding LED lamp to display different brightness; therefore, the electric quantity of the Bluetooth headset can be displayed according to the brightness level of the LED lamp, and a more humanized function is provided for a user.

Further, the first charging interface 30, the second charging interface 40, the third charging interface 50, and the fourth charging interface 60 all have a UART (Universal Asynchronous Receiver/Transmitter) serial port function, and can communicate with each other through instruction information, and two bluetooth headsets of the bluetooth headsets respectively have different MAC addresses (Media Access Control addresses).

In this embodiment, when the bluetooth headset is inserted into the charging chamber, the power information of the left headset and the power information of the right headset of the charging chamber and the bluetooth MAC address corresponding to each bluetooth headset are respectively transmitted through the UART, and since the power of the two headsets may be different, the bluetooth MAC address can distinguish the left headset from the right headset, and then each headset can accurately transmit the power information of the bluetooth headset.

Specifically, a power management module is arranged in the bluetooth headset, so that the battery voltage can be detected by the bluetooth headset, and then Analog-to-Digital conversion is performed to Digital information through an Analog-to-Digital Converter (ADC) module.

Further, the instruction information is the battery capacity + the bluetooth MAC address.

In this embodiment, the transmitted instruction information may further include the length of the entire instruction information, the company code, the customer code, and the like.

Each bluetooth headset will have its own bluetooth MAC address, which is mainly used to make the charging bin recognize that the current device is a device that has been paired using UART.

Further, the bluetooth headset has bluetooth BLE.

Further, the bluetooth BLE is in communication connection with the bluetooth module 70.

Further, the bluetooth BLE may send a broadcast packet to the bluetooth module 70, where the content of the broadcast packet is the battery capacity + bluetooth MAC address.

In this embodiment, each bluetooth headset has its own bluetooth MAC address, and the bluetooth MAC address is mainly used to enable the charging bin to recognize that the current device is a device paired by using a UART, and the charging bin only retrieves a broadcast packet with a corresponding bluetooth MAC address to obtain an electric quantity for display, thereby solving the problem of interference generated by a bluetooth BLE broadcast packet generated by different devices.

Specifically, when the bluetooth headset is worn by a user, the bluetooth BLE is used to always send a broadcast packet, and the content of the broadcast packet is the battery capacity and the bluetooth MAC address. The CPU20 in the mobile phone case is connected with a bluetooth module 70, which has bluetooth function and can scan the information of the broadcast packet at regular time, and if the MAC address is successfully matched with the MAC address using UART communication before, the power information is extracted from the broadcast packet to drive the first LED lamp 100 and the second LED lamp 110 to display.

Further, the duty ratio of the first PWM module 80 and the second PWM module 90 is 0% to 100%, and the brightness level of the corresponding first LED lamp 100 and the second LED lamp 110 is 0 to 11.

In this embodiment, the PWM module controls the brightness of the LED lamp through the duty ratio, and the larger the duty ratio is, the higher the brightness level of the corresponding LED lamp is, and therefore, the current electric quantity of the bluetooth headset can be determined according to the brightness change of the LED lamp.

Further, the voltage of the rechargeable battery 10 is 5 volts.

Referring to fig. 2, further, the rechargeable battery 10 is further connected to a fifth charging interface 120 for charging a mobile phone, so as to facilitate charging the mobile phone.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A mobile phone shell comprises a shell body and is characterized in that a charging bin for charging an earphone is arranged on the shell body, a Bluetooth earphone is placed in the charging bin, a first charging interface and a second charging interface for charging the Bluetooth earphone are arranged in the charging bin, and the Bluetooth earphone is provided with a third charging interface and a fourth charging interface which are matched with the charging bin; a rechargeable battery, a CPU, a Bluetooth module, a first PWM module, a second PWM module, a first LED lamp and a second LED lamp are arranged in the shell; the charging battery is respectively connected with the first charging interface and the second charging interface; the CPU is respectively connected with the rechargeable battery, the Bluetooth module, the first PWM module and the second PWM module, the first PWM module is connected with the first LED lamp, and the second PWM module is connected with the second LED lamp; the Bluetooth module is also connected with the Bluetooth headset.

2. The mobile phone shell according to claim 1, wherein the first charging interface, the second charging interface, the third charging interface and the fourth charging interface have a UART serial port function, and can communicate with each other through instruction information, and two of the bluetooth headsets have different MAC addresses respectively.

3. The handset of claim 2, wherein the command message is battery level + bluetooth MAC address.

4. The handset according to claim 2, wherein the Bluetooth headset has Bluetooth BLE.

5. The handset according to claim 4, wherein the Bluetooth BLE is in communication connection with the Bluetooth module.

6. The mobile phone shell according to claim 5, wherein the Bluetooth BLE is capable of sending a broadcast packet to the Bluetooth module, and the content of the broadcast packet is battery level + Bluetooth MAC address.

7. The mobile phone shell according to any one of claims 1 to 6, wherein the duty cycle of the first PWM module and the second PWM module is 0% to 100%, and the brightness level of the corresponding first LED lamp and the second LED lamp is 0 to 11.

8. A handset as claimed in any one of claims 1 to 6, wherein the rechargeable battery is at a voltage of 5 volts.

9. The mobile phone shell according to claim 1, wherein the rechargeable battery is further connected to a fifth charging interface for charging the mobile phone.