CN106451693B - Treasured charges and OTG data line - Google Patents

Treasured charges and OTG data line Download PDF

Info

Publication number
CN106451693B
CN106451693B CN201611189071.6A CN201611189071A CN106451693B CN 106451693 B CN106451693 B CN 106451693B CN 201611189071 A CN201611189071 A CN 201611189071A CN 106451693 B CN106451693 B CN 106451693B
Authority
CN
China
Prior art keywords
usb interface
terminal
usb
data line
charger
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201611189071.6A
Other languages
Chinese (zh)
Other versions
CN106451693A (en
Inventor
杨继宝
闫骞
杨玉梅
韩明
孙梓恒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201611189071.6A priority Critical patent/CN106451693B/en
Publication of CN106451693A publication Critical patent/CN106451693A/en
Application granted granted Critical
Publication of CN106451693B publication Critical patent/CN106451693B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R31/00—Coupling parts supported only by co-operation with counterpart
    • H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
    • H01R31/065—Intermediate parts for linking two coupling parts, e.g. adapter with built-in electric apparatus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The invention relates to the technical field of electronic products, and provides a charger baby and an OTG data line, and the charger baby provided by the invention comprises: the intelligent charging device comprises a shell, a rechargeable battery, a main control chip and an OTG data line, wherein the rechargeable battery and the main control chip are arranged in the shell, the OTG data line is connected with the shell, a USB interface and a function switching module are arranged on the shell, and the rechargeable battery, the intelligent management module, the HUB module and the boosting module are arranged in the shell, so that the intelligent charging device has four functions of common charging and discharging, data transmission, USB interface expansion and boosting; according to the OTG data line provided by the invention, one end of the OTG data line is connected with the USB interface of the charger baby, and the other end of the OTG data line is connected with external equipment and is used for charging the external equipment by the charger baby and transmitting data among different external equipment.

Description

Treasured charges and OTG data line
Technical Field
The invention relates to the technical field of electronic products, in particular to a charger baby and an OTG data line.
Background
With the improvement of living standard and the progress of science and technology, the electronic products such as mobile phones, cameras, notebook computers and the like are greatly convenient for people to live when people go out for work and travel. However, in order to meet the long-time work and travel requirements, the electronic products need to be in a working state for a long time, and it is difficult for the battery of the general electronic products to meet the long-time power consumption. Secondly, the data transmission demand in the information age is very large, and people need to perform data backup and information sharing anytime and anywhere, that is, people need to perform a large amount of data transmission between different devices.
Some of the solutions on the market today appear to be: the charging device is utilized to make up the deficiency of electric quantity; on The data transmission, OTG (On-The-Go, installation ready-to-use) lines and data transmission lines are The most mainstream methods of use at present. From the above description, it can be concluded that: in order to meet the travel needs, people need to bring many things, such as mobile phone charger, USB flash disk, hard disk, OTG line and the like, and thus, the travel is inconvenient.
Disclosure of Invention
The invention aims to provide a charger baby so as to realize that the charger baby has four functions of common charge and discharge, data transmission, USB interface expansion and boost.
Another object of the present invention is to provide an OTG data line to enable a charger to charge external devices and to transfer data between different external devices.
In order to achieve the above object, the technical scheme adopted by the embodiment of the invention is as follows:
the invention provides a charger baby, which comprises: the device comprises a shell, a rechargeable battery, a main control chip and an OTG data line, wherein the rechargeable battery and the main control chip are arranged in the shell, the OTG data line is connected with the shell, a first USB interface, a second USB interface and a function switching module are arranged on the shell, the rechargeable battery, the first USB interface and the second USB interface are all electrically connected with the main control chip, the function switching module is electrically connected with the main control chip, and the OTG data line is connected with the first USB interface or the second USB interface; the main control chip is used for controlling the connection state of the first USB interface and the rechargeable battery, the connection state of the second USB interface and the rechargeable battery and the connection or disconnection of the first USB interface and the second USB interface according to the trigger instruction input by the function switching module.
Further, a control switch is arranged on the OTG data line, and when the control switch is closed and the OTG line is connected with the first USB interface, the main control chip controls the first USB interface to be connected with the second USB interface, and the second USB interface is connected with the rechargeable battery; when the control switch is closed and the OTG line is connected with the second USB interface, the main control chip controls the first USB interface to be connected with the second USB interface, and the first USB interface is connected with the rechargeable battery.
Further, a Micro USB interface is further arranged on the shell.
Further, still be provided with the HUB module in the precious casing that charges, main control chip with HUB module electricity is connected, first USB interface, second USB interface and Micro USB interface all with HUB module electricity is connected, just Micro USB interface is used for connecting external equipment, HUB module is used for with first USB interface with second USB interface expands to external equipment's USB interface.
Further, the HUB module is a HUB chip.
Further, a boost module is further arranged in the housing of the charger, the rechargeable battery, the main control chip, the boost module and the second USB interface are electrically connected in sequence, and the boost module is used for boosting the discharging voltage of the rechargeable battery and charging the external equipment through the second USB interface.
Further, the function switching module comprises a function switching key and a display screen, wherein the function switching key and the display screen are electrically connected with the main control chip, the function switching key is used for switching the working mode of the charging bank, and the display screen is used for displaying the current working state of the charging bank.
The invention also provides an OTG data line, which is connected with the shell of the charger baby, one end of the OTG data line is connected with the first USB interface or the second USB interface, and the other end of the OTG data line is connected with external equipment and is used for charging the external equipment by the charger baby and transmitting data among different external equipment.
Further, the OTG data line includes a Micro USB end and a USB end, the Micro USB end is electrically connected to the external device, and the USB end is electrically connected to the first USB interface or the second USB interface on the housing; the Micro USB terminal comprises a power positive terminal, a negative voltage terminal, a positive voltage terminal, an address terminal and a grounding terminal, the USB terminal comprises a power positive terminal, a negative voltage terminal, a positive voltage terminal and a grounding terminal, the power positive terminal of the Micro USB terminal is electrically connected with the power positive terminal of the USB terminal, the negative voltage terminal of the Micro USB terminal is electrically connected with the negative voltage terminal of the USB terminal, the positive voltage terminal of the Micro USB terminal is electrically connected with the positive voltage terminal of the USB terminal, the grounding terminal of the Micro USB terminal is electrically connected with the grounding terminal of the USB terminal, and the grounding terminal of the Micro USB terminal is electrically connected with the address terminal of the Micro USB terminal.
Further, the Micro USB end further comprises a control switch, the address end, the control switch and the grounding end are electrically connected in sequence, when the control switch is closed, the address end is electrically connected with the grounding end, and the OTG data line is used for data transmission between different external devices; when the control switch is disconnected, the address end is disconnected from the grounding end, and the OTG data line is used for charging the external equipment by the charger baby.
Compared with the prior art, the invention has the following beneficial effects: the invention provides a charge pal which has two working modes, namely a charge-discharge mode and an OTG mode, and is used for realizing common charge and discharge when a function switching module is switched to the charge-discharge mode; when the function switching module is switched to the OTG mode, the charger is used for realizing data transmission among different external devices; the charger baby provided by the embodiment of the invention can simultaneously solve the problems of charging and data transmission when people travel, thereby bringing convenience to the travel of people.
The invention also provides an OTG data line which comprises a Micro USB end and a USB end, wherein the Micro USB end is connected with external equipment, and the USB end is connected with a charger.
In order to make the above objects, features and advantages of the present invention more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 shows a block diagram of a charger and an external power supply, and an external device according to an embodiment of the present invention.
Fig. 2 shows a schematic structural diagram of a housing of the charger baby according to the embodiment of the invention.
Fig. 3 shows a block diagram of the structure of the charger and the external power supply and the external device according to the embodiment of the invention.
Fig. 4 shows a schematic structural diagram of an OTG data line according to an embodiment of the present invention.
Fig. 5 shows a schematic circuit diagram of an OTG data line according to an embodiment of the present invention.
Fig. 6 shows a block diagram of the structure of the charger baby according to the embodiment of the present invention when the charger baby is operated in the charge-discharge mode.
Fig. 7 shows a block diagram of the configuration of the charger baby according to the embodiment of the present invention when operating in OTG mode.
Fig. 8 is a block diagram showing a configuration of the charger baby according to the embodiment of the present invention when operating in the HUB mode.
Fig. 9 is a block diagram showing a configuration of the charger baby according to the embodiment of the present invention when operating in the boost mode.
Icon: 100-charging treasures; 200-an external power source; 300-an external device; 110-a housing; a 111-USB interface; 1111-a first USB interface; 1113-a second USB interface; 1115-Micro USB interface; 113-a function switching module; 1131-function switching keys; 1133-a display screen; 130-housing interior; 131-a rechargeable battery; 133-an intelligent management module; 1331-a boost circuit; 1333-a master control chip; 1335-protection circuitry; a 135-HUB module; 137-a boost module; 150-OTG data line; 151-Micro USB end; 153-USB terminal.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only to distinguish the description, and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, the charger 100 provided in the embodiment of the present invention is electrically connected to an external device 300, and can be used for charging the external device 300 or for implementing data transmission between different external devices 300. The charger 100 provided by the embodiment of the invention can be electrically connected with an external power supply 200, and the external power supply 200 is used for charging the charger 100.
Referring to fig. 2, a USB (Universal Serial Bus ) interface 111 and a function switching module 113 are disposed on the housing 110, the housing 130 is provided with a rechargeable battery 131, an intelligent management module 133, a HUB (HUB) module 135 and a boost module 137, the intelligent management module 133 is electrically connected with the rechargeable battery 131, the HUB module 135 and the boost module 137 respectively, the intelligent management module 133 is also electrically connected with the USB interface 111 and the function switching module 113 disposed on the housing 110, and the USB interface 111 is electrically connected with the HUB module 135, the boost module 137 and the OTG data wire 150 respectively, and the boost module 137 is electrically connected with the rechargeable battery 131.
The rechargeable battery 131 is used for storing electricity when the external power source 200 charges the charger 100 and discharging electricity when the charger 100 charges the external device 300, and in this embodiment, the rechargeable battery 131 is preferably a lithium battery and is composed of a plurality of lithium batteries connected in parallel.
Referring to fig. 3, the intelligent management module 133 is configured to control the charger 100 to operate in four different modes, namely, a charge-discharge mode, an OTG mode, a HUB mode and a boost mode, according to a trigger instruction input by the function switching module 113, and referring to fig. 3, the intelligent management module 133 includes a boost circuit 1331, a main control chip 1333 and a protection circuit 1335, the main control chip 1333 is electrically connected with the boost circuit 1331 and the protection circuit 1335, and the main control chip 1333 is electrically connected with the rechargeable battery 131, the HUB module 135 and the boost module 137, and the main control chip 1333 is electrically connected with the USB interface 111 and the function switching module 113.
The booster circuit 1331 converts the discharge voltage of the rechargeable battery 131 into 5V to charge the external device 300 such as a mobile phone.
The main control chip 1333 is configured to switch the operation modes of the charger 100 according to the trigger instruction input by the function switching module 113, and control the circuit structures corresponding to the different operation modes to operate, and stop the operation of other circuit structures.
The protection circuit 1335 is used for preventing the rechargeable battery 131 from being overcharged or overdischarged, and protecting the safety of the rechargeable battery 131. When the rechargeable battery 131 is over-current and the voltage is too low during discharging, the main control chip 1333 controls the protection circuit 1335 to cut off the electrical connection between the rechargeable battery 131 and the external device 300; when the rechargeable battery 131 has an excessively high voltage during charging, the main control chip 1333 controls the protection circuit 1335 to cut off the electrical connection of the rechargeable battery 131 and the external power supply 200.
The HUB module 135 is used for expanding the USB interface of the external device 300, and the host chip 1333, the HUB module 135 and the USB interface 111 are electrically connected in sequence, and the USB interface 111 is electrically connected with the external device 300.
In this embodiment, the HUB module 135 is preferably a HUB chip.
The boost module 137 is configured to boost the voltage of the rechargeable battery 131, so as to charge the external device 300 with a large voltage, such as a notebook computer, by the charger 100, and the rechargeable battery 131, the main control chip 1333, the boost module 137, and the USB interface 111 are electrically connected in sequence, and the USB interface 111 is electrically connected with the external device 300.
The USB interface 111 is used to connect to the external power source 200 or the external device 300, so as to enable the external power source 200 to charge the charger 100, or enable the charger 100 to charge the external device 300 and transfer data between different external devices 300. The USB interface 111 includes a first USB interface 1111, a second USB interface 1113, and a Micro USB interface 1115, where the first USB interface 1111 and the second USB interface 1113 are both used to connect to the external device 300, so as to implement charging of the external device 300 by the charger 100, and data transmission between different external devices 300; the Micro USB interface 1115 is used to connect to the external power source 200, to realize that the external power source 200 charges the rechargeable battery 131, and the Micro USB interface 1115 is also used to connect to the external device 300, to realize the USB interface expansion of the external device 300.
Preferably, the output voltage of the first USB interface 1111 is 5V, and the output current is 1A; the output voltage of the second USB interface 1113 is 5V to 35V, and the output current is 2.1A.
The function switching module 113 includes a function switching key 1131 and a display screen 1133, where the function switching key 1131 and the display screen 1133 are electrically connected to the main control chip 1333, and the function switching key 1131 is used for switching the working modes of the charger 100, that is, a charge-discharge mode, an OTG mode, a HUB mode and a boost mode. The display screen 1133 is used for displaying the current state of the charger 100, such as the remaining power, OUT (voltage output), IN (voltage input), OTG (OTG mode), HUB (HUB mode), and the voltage and current output by the first USB interface 1111 and the second USB interface 1113, and IN this embodiment, the display screen 1133 is preferably an LCD.
Preferably, the function switch key 1131 is used for inputting different operation mode switch signals, and the main control chip 1333 receives the key signals to perform corresponding actions of the charge-discharge mode, the OTG mode, the HUB mode and the boost mode. The function switching key 1131 is pressed to press the display screen 1133 to be bright, so that mode switching is not performed, if the key is continued when the screen of the display screen 1133 is bright, the function of the charger 100 is correspondingly switched, and different working modes are entered.
The OTG data line 150 is used for charging the external device 300 by the charger 100 and for data transmission between different external devices 300. Referring to fig. 4, the otg data line 150 includes a Micro USB terminal 151 and a USB terminal 153, the Micro USB terminal 151 is electrically connected to the external device 300, and the USB terminal 153 is electrically connected to the first USB interface 1111 or the second USB interface 1113 of the charger 100.
Referring to fig. 5, the Micro USB terminal 151 includes a positive power terminal Vcc, a negative voltage terminal D-, a positive voltage terminal d+, an address terminal ID, a ground terminal GND, and a control switch S, the USB terminal 153 includes a positive power terminal Vcc, a negative voltage terminal D-, a positive voltage terminal d+ and a ground terminal GND, the positive power terminal Vcc of the Micro USB terminal 151 and the positive power terminal Vcc of the USB terminal 153 are connected through a positive power line (black line), the negative voltage terminal D-of the Micro USB terminal 151 and the negative voltage terminal D-of the USB terminal 153 are connected through a negative voltage data line (green line), the positive voltage terminal d+ of the Micro USB terminal 151 and the positive voltage terminal d+ of the USB terminal 153 are electrically connected through a positive voltage data line (white line), and the ground terminal GND of the Micro USB terminal 151 and the ground terminal GND of the USB terminal 153 are connected through a ground line (red line).
The address terminal ID of the Micro USB terminal 151, the control switch S, and the ground terminal GND of the Micro USB terminal 153 are electrically connected in order, that is, the address terminal ID of the OTG data line 150 is electrically connected to the ground terminal GND through the control switch S. When the control switch S is closed, the address terminal ID of the Micro USB terminal 151 is electrically connected to the ground terminal GND, and the OTG data line 150 may be used for data transmission between different external devices 300; when the control switch S is turned off, the address terminal ID of the Micro USB terminal 151 is disconnected from the ground terminal GND, and the OTG data line 150 may be used to charge the external device 300 by the charger 100.
Referring to fig. 6, when the function switching module 113 switches the charger 100 to operate in the charge/discharge mode, the rechargeable battery 131, the intelligent management module 133 and the USB interface 111 are electrically connected in sequence to form a charge/discharge mode circuit of the charger 100.
When the function switching key 1131 is pressed to make the display 1133 display "IN", it indicates that the charger 100 is operating IN the charging mode, and the rechargeable battery 131, the main control chip 1333, the protection circuit 1335 and the Micro USB interface 1115 are electrically connected IN sequence to form a charging mode circuit of the charger 100. The Micro USB interface 1115 is electrically connected with the external power supply 200, so that the external power supply 200 charges the rechargeable battery 131, and when the rechargeable battery 131 is overcharged, the main control chip 1333 controls the protection circuit 1335 to disconnect the electric connection with the Micro USB interface 1115.
When the function switching key 1131 is pressed to make the display 1133 display "OUT", it means that the charger 100 is operated in the discharging mode, the rechargeable battery 131, the main control chip 1333, the voltage step-up circuit 1331 and the protection circuit 1335 are electrically connected in sequence, and the protection circuit 1335 is electrically connected with the first USB interface 1111 or the second USB interface 1113 to form a discharging mode circuit of the charger 100. The first USB interface 1111 or the second USB interface 1113 is electrically connected to the external device 300 through the OTG data line 150, so as to charge the external device 300 by the rechargeable battery 131, and when the rechargeable battery 131 is over-discharged, the main control chip 1333 controls the protection circuit 1335 to disconnect the electrical connection with the first USB interface 1111 or the second USB interface 1113.
When the charger 100 is operated in the discharging mode, the display 1133 is further configured to display the output voltages and the output currents of the first USB interface 1111 and the second USB interface 1113, preferably, the output voltage of the first USB interface 1111 is 5V, the output current is 1A, the output voltage of the second USB interface 1113 is 5V, and the output current is 2.1A.
When the charger 100 is operated in the charge-discharge mode, the external device 300 is preferably a mobile phone, and the control switch S of the OTG data line 150 is turned off.
Referring to fig. 7, when the function switching module 113 switches the charger 100 to operate in the OTG mode, the control switch S of the OTG data line 150 is turned on and connected to the first USB interface 1111 or the second USB interface 1113, and the main control chip 1333 is connected to the electrical connection of the first USB interface 1111 and the second USB interface 1113 to form an OTG mode circuit of the charger 100.
When the function switching key 1131 is pressed, the display 1133 displays "OTG", which means that the charger 100 is in OTG mode, and the charger 100 is used to realize data transmission between the two external devices 300.
When the USB end 153 of the OTG data line 150 is connected to the first USB interface 1111, the external device 300 connected to the Micro USB end 151 of the OTG data line 150 is preferably a mobile phone, the external device 300 connected to the second USB interface 1113 is preferably a USB disk, a mobile hard disk, a printer, a mouse or a keyboard, and the mobile phone supplies power to the USB disk, the mobile hard disk, the printer, the mouse or the keyboard; when the external device 300 connected to the second USB interface 1113 is a mobile hard disk, the main control chip 1333 communicates with the rechargeable battery 131 and the electrical connection of the second USB interface 1113, so that the rechargeable battery 131 directly supplies power to the mobile hard disk, and drives the mobile hard disk, thereby realizing data transmission between the mobile phone and the mobile hard disk.
When the USB end 153 of the OTG data line 150 is connected to the second USB interface 1113, the external device 300 connected to the Micro USB end 151 of the OTG data line 150 is preferably a mobile phone, the external device 300 connected to the first USB interface 1111 is preferably a USB disk, a mobile hard disk, a printer, a mouse or a keyboard, and the mobile phone supplies power to the USB disk, the mobile hard disk, the printer, the mouse or the keyboard; when the external device 300 connected to the first USB interface 1111 is a mobile hard disk, the main control chip 1333 communicates with the rechargeable battery 131 and the electrical connection of the first USB interface 1111, so that the rechargeable battery 131 directly supplies power to the mobile hard disk, and drives the mobile hard disk, thereby realizing data transmission between the mobile phone and the mobile hard disk.
Referring to fig. 8, when the function switching module 113 switches the charger 100 to operate in the HUB mode, the main control chip 1333 is electrically connected to the HUB module 135, and the first USB interface 1111, the second USB interface 1113 and the Micro USB interface 1115 are electrically connected to the HUB module 135 to form a HUB mode circuit of the charger 100. The Micro USB interface 1115 is connected to the external device 300, and is used to make the first USB interface 1111 and the second USB interface 1113 as USB extension interfaces of the external device 300.
When the function switching key 1131 is pressed so that the display screen 1133 displays "HUB", it indicates that the charger 100 is in HUB mode, and at this time, the charger 100 is configured to extend the first USB interface 1111 and the second USB interface 1113 to the USB interface of the external device 300 connected to the Micro USB interface 1115, so as to solve the problem of insufficient interface of the external device 300.
When the charger 100 operates in the HUB mode, the external device 300 is preferably a notebook computer.
Referring to fig. 9, when the function switching module 113 switches the charger 100 to operate in the boost mode, the rechargeable battery 131, the main control chip 1333, the boost module 137, the second USB interface 1113 and the OTG data line 150 are electrically connected in sequence to form a boost mode circuit of the charger 100. The control switch S of the OTG data line 150 is turned off, and the USB terminal 153 thereof is connected to the second USB interface 1113, and the Micro USB terminal 151 is connected to the external device 300, for boosting the discharge voltage of the rechargeable battery 131 to charge the external device 300.
In this embodiment, the boost module 137 may boost the discharge voltage of the rechargeable battery 131 from 5V to 35V.
When the function switching key 1131 is pressed, the display 1133 displays "IN", and the output voltage of the second USB interface 1113 is greater than 5V, it indicates that the charger 100 is IN the boost mode, and the charger 100 is configured to boost the discharge voltage of the rechargeable battery 131 to charge the external device 300.
Preferably, when the charger 100 operates in the boost mode, the output voltage of the second USB interface 1113 is 21V, the output voltage is 2.1A, and the external device 300 is a notebook computer.
The working principle of the charger 100 provided by the embodiment of the invention is as follows: the charger 100 has four working modes of a charge-discharge mode, an OTG mode, a HUB mode and a boost mode, and can switch between different working modes through the function switching module 113, when the function switching module 113 switches to the charge-discharge mode, the charger 100 is used for realizing common charge-discharge; when the function switching module 113 switches to the OTG mode, the charger 100 is configured to implement data transmission between different external devices 300; when the function switching module 113 switches to the HUB mode, the charger 100 is configured to extend the first USB interface 1111 and the second USB interface 1113 to the USB interface of the external device 300 connected to the Micro USB interface 1115; when the function switching module 113 switches to the boost mode, the charger 100 is configured to enable the charger 100 to charge the external device 300 with a large voltage, such as a notebook computer. The charger 100 provided by the embodiment of the invention can meet the travel needs of people and brings convenience to the travel of people.
In summary, the embodiment of the invention provides a charger, which includes a housing, a rechargeable battery, a main control chip, a HUB module, a boost module, and an OTG data line connected with the housing, wherein the housing of the charger is provided with a USB interface and a function switching module, and the USB interface includes a first USB interface, a second USB interface and a Micro USB interface. The main control chip is respectively connected with the rechargeable battery, the HUB module and the boosting module, the main control chip is further electrically connected with the USB interface and the function switching module, the USB interface is respectively electrically connected with the HUB module, the boosting module and the OTG data line, and the boosting module is electrically connected with the rechargeable battery.
The function switching module is electrically connected with the main control chip, and the function switching module switches the working mode of the charger baby, and the main control chip controls the charger baby to work in a charging and discharging mode, an OTG mode, a HUB mode and a boosting mode according to a trigger instruction input by the function switching module. When the function switching module is switched to a charging and discharging mode, the charger is used for realizing common charging and discharging; when the function switching module is switched to the OTG mode, the charger is used for realizing data transmission among different external devices; when the function switching module is switched to the HUB mode, the charger baby is used for expanding the first USB interface and the second USB interface into USB interfaces of external equipment connected with the Micro USB interface; when the function switching module is switched to the boost mode, the charger is used for realizing that the charger charges external equipment with large voltage such as a notebook computer. The charger baby provided by the embodiment of the invention can meet the travel needs of people and brings convenience to the travel of people.
The embodiment of the invention also provides an OTG data line which comprises a Micro USB end and a USB end, wherein the Micro USB end is connected with external equipment, the USB end is connected with the charger, the Micro USB end comprises a control switch, and when the control switch is closed, the OTG data line is used for data transmission between different external equipment; when the control switch is turned off, the OTG data line is used for charging the external equipment by the charger baby.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

Claims (8)

1. A treasured charges, its characterized in that, the treasured charges includes: the device comprises a shell, a rechargeable battery, a main control chip and an OTG data line, wherein the rechargeable battery and the main control chip are arranged in the shell, the OTG data line is connected with the shell, a first USB interface, a second USB interface, a Micro USB interface and a function switching module are arranged on the shell, the rechargeable battery, the first USB interface, the second USB interface and the Micro USB interface are all electrically connected with the main control chip, the function switching module is electrically connected with the main control chip, and the OTG data line is connected with the first USB interface or the second USB interface; the first USB interface and the second USB interface are both used for connecting external equipment, so that the charger can charge the external equipment and data transmission among different external equipment is realized; the Micro USB interface is used for being connected with an external power supply to realize that the external power supply charges a rechargeable battery; the function switching module is used for switching a charging and discharging mode, an OTG mode, a HUB mode and a boosting mode of the charger baby; the OTG data line comprises a Micro USB end and a USB end, the Micro USB end is electrically connected with external equipment, and the USB end is electrically connected with the first USB interface or the second USB interface of the charger baby;
the main control chip is used for controlling the connection state of the first USB interface and the rechargeable battery, the connection state of the second USB interface and the rechargeable battery and the connection or disconnection of the first USB interface and the second USB interface according to the trigger instruction input by the function switching module;
the OTG data line is provided with a control switch, when the function switching module switches the charger baby to work in the OTG mode, the control switch of the OTG data line is closed and connected with the first USB interface or the second USB interface, and when the control switch is closed, the OTG data line is used for data transmission between different external devices;
when the control switch is closed and the USB end of the OTG data line is connected with the first USB interface, the main control chip controls the first USB interface to be connected with the second USB interface, the second USB interface is connected with the rechargeable battery, external equipment connected with the Micro USB end of the OTG data line supplies power for the external equipment connected with the second USB interface, and when the external equipment connected with the second USB interface is a mobile hard disk, the main control chip is communicated with the rechargeable battery and the second USB interface, so that the rechargeable battery directly charges the mobile hard disk;
when the control switch is closed and the USB end of the OTG data line is connected with the second USB interface, the main control chip controls the first USB interface to be connected with the second USB interface, the first USB interface is connected with the rechargeable battery, external equipment connected with the Micro USB end of the OTG data line supplies power for the external equipment connected with the first USB interface, and when the external equipment connected with the first USB interface is a mobile hard disk, the main control chip is communicated with the rechargeable battery and the first USB interface, so that the rechargeable battery directly charges the mobile hard disk.
2. The charger of claim 1, wherein the housing of the charger is further provided with a HUB module, the main control chip is electrically connected with the HUB module, the first USB interface, the second USB interface, and the Micro USB interface are all electrically connected with the HUB module, and the Micro USB interface is used for connecting an external device, and the HUB module is used for expanding the first USB interface and the second USB interface into a USB interface of the external device.
3. The charger of claim 2, wherein the HUB module is a HUB chip.
4. The charger of claim 1, wherein a boost module is further disposed in the housing of the charger, the rechargeable battery, the main control chip, the boost module and the second USB interface are electrically connected in sequence, and the boost module is configured to boost a discharge voltage of the rechargeable battery, and charge an external device through the second USB interface.
5. The charger of claim 1, wherein the function switching module comprises a function switching key and a display screen, wherein the function switching key and the display screen are electrically connected with the main control chip, the function switching key is used for switching the working mode of the charger, and the display screen is used for displaying the current working state of the charger.
6. An OTG data line connected to the housing of the charger baby according to any one of claims 1 to 5, wherein one end of the OTG data line is connected to the first USB interface or the second USB interface, and the other end is connected to the external device, for charging the external device by the charger baby, and for data transmission between different external devices.
7. The OTG data line of claim 6, wherein the OTG data line comprises a Micro USB terminal and a USB terminal, the Micro USB terminal being electrically connected to the external device, the USB terminal being electrically connected to the first USB interface or the second USB interface on the housing;
the Micro USB terminal comprises a power positive terminal, a negative voltage terminal, a positive voltage terminal, an address terminal and a grounding terminal, the USB terminal comprises a power positive terminal, a negative voltage terminal, a positive voltage terminal and a grounding terminal, the power positive terminal of the Micro USB terminal is electrically connected with the power positive terminal of the USB terminal, the negative voltage terminal of the Micro USB terminal is electrically connected with the negative voltage terminal of the USB terminal, the positive voltage terminal of the Micro USB terminal is electrically connected with the positive voltage terminal of the USB terminal, the grounding terminal of the Micro USB terminal is electrically connected with the grounding terminal of the USB terminal, and the grounding terminal of the Micro USB terminal is electrically connected with the address terminal of the Micro USB terminal.
8. The OTG data line of claim 7, wherein the Micro USB terminal further comprises a control switch, the address terminal, the control switch, and the ground terminal are electrically connected in sequence, and when the control switch is turned on, the address terminal is electrically connected to the ground terminal, and the OTG data line is used for data transmission between different external devices; when the control switch is disconnected, the address end is disconnected from the grounding end, and the OTG data line is used for charging the external equipment by the charger baby.
CN201611189071.6A 2016-12-21 2016-12-21 Treasured charges and OTG data line Active CN106451693B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611189071.6A CN106451693B (en) 2016-12-21 2016-12-21 Treasured charges and OTG data line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611189071.6A CN106451693B (en) 2016-12-21 2016-12-21 Treasured charges and OTG data line

Publications (2)

Publication Number Publication Date
CN106451693A CN106451693A (en) 2017-02-22
CN106451693B true CN106451693B (en) 2024-04-12

Family

ID=58215130

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611189071.6A Active CN106451693B (en) 2016-12-21 2016-12-21 Treasured charges and OTG data line

Country Status (1)

Country Link
CN (1) CN106451693B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109388601B (en) * 2017-08-10 2023-07-18 成都圣成通幽科技有限公司 Control method of OTG power supply and charging automatic switching module
CN109510045A (en) * 2018-12-05 2019-03-22 北京阿法龙科技有限公司 A kind of USB data line of auxiliary power supply
CN111061665A (en) * 2019-12-05 2020-04-24 深圳票联金融服务有限公司 Interface function switching equipment
CN112382899A (en) * 2020-11-12 2021-02-19 云南电网有限责任公司昆明供电局 Integrated multi-interface debugger based on USB conversion

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103208831A (en) * 2013-03-12 2013-07-17 于超凡 Multi-functional charge-discharge device for USB-OTG (Universal Serial Bus-On-The-Go) device
CN103560570A (en) * 2013-11-15 2014-02-05 苏州祥龙嘉业电子科技有限公司 Multifunctional mobile power supply
CN203707809U (en) * 2013-09-25 2014-07-09 深圳市易丰展业通讯技术有限公司 USB data line
CN103944224A (en) * 2014-04-11 2014-07-23 深圳市哈里通实业有限公司 Automatic identification terminal charging and self-adaptive terminal OTG system for portable power source
CN204103190U (en) * 2014-06-18 2015-01-14 李新亚 Multifunctional data line
CN104283284A (en) * 2014-10-27 2015-01-14 北京元隆雅图文化传播股份有限公司 Multifunctional data portable power source and charging method
CN204392072U (en) * 2015-02-06 2015-06-10 深圳市利民盛新材料科技有限公司 A kind of Multifunction transducer
CN204947689U (en) * 2015-09-23 2016-01-06 深圳市鑫展鸿科技有限公司 There is the portable power source of OTG function
CN105281060A (en) * 2014-06-24 2016-01-27 李新亚 Multifunctional accessory
WO2016049990A1 (en) * 2014-09-29 2016-04-07 深圳市永强科技有限公司 Multifunctional portable power supply apparatus
CN206442131U (en) * 2016-12-21 2017-08-25 杨继宝 Charger baby and OTG data wires

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103208831A (en) * 2013-03-12 2013-07-17 于超凡 Multi-functional charge-discharge device for USB-OTG (Universal Serial Bus-On-The-Go) device
CN203707809U (en) * 2013-09-25 2014-07-09 深圳市易丰展业通讯技术有限公司 USB data line
CN103560570A (en) * 2013-11-15 2014-02-05 苏州祥龙嘉业电子科技有限公司 Multifunctional mobile power supply
CN103944224A (en) * 2014-04-11 2014-07-23 深圳市哈里通实业有限公司 Automatic identification terminal charging and self-adaptive terminal OTG system for portable power source
CN204103190U (en) * 2014-06-18 2015-01-14 李新亚 Multifunctional data line
CN105281060A (en) * 2014-06-24 2016-01-27 李新亚 Multifunctional accessory
WO2016049990A1 (en) * 2014-09-29 2016-04-07 深圳市永强科技有限公司 Multifunctional portable power supply apparatus
CN104283284A (en) * 2014-10-27 2015-01-14 北京元隆雅图文化传播股份有限公司 Multifunctional data portable power source and charging method
CN204392072U (en) * 2015-02-06 2015-06-10 深圳市利民盛新材料科技有限公司 A kind of Multifunction transducer
CN204947689U (en) * 2015-09-23 2016-01-06 深圳市鑫展鸿科技有限公司 There is the portable power source of OTG function
CN206442131U (en) * 2016-12-21 2017-08-25 杨继宝 Charger baby and OTG data wires

Also Published As

Publication number Publication date
CN106451693A (en) 2017-02-22

Similar Documents

Publication Publication Date Title
CN108718020B (en) Concentrator
CN102064582B (en) Terminal capable of supplying power for outside
US10250059B2 (en) Charging circuit for battery-powered device
CN106451693B (en) Treasured charges and OTG data line
CN105576727B (en) Method, device and system for quick charging
CN104917016A (en) Charging type concentrator
CN103915863B (en) Terminal unit and method of supplying power to thereof
CN110226258A (en) Battery pack and electric system including the battery pack
CN104283284A (en) Multifunctional data portable power source and charging method
CN109921481A (en) To the OTG equipment and method of supplying power to of communication object power supply when USB is communicated
CN102593930A (en) Charging system of mobile terminal
CN203368103U (en) Multifunctional mobile power supply
CN109861038B (en) USB connection port capable of automatically switching connection mode and control method thereof
CN203104021U (en) Improved portable power source for mobile electronic device
CN206442131U (en) Charger baby and OTG data wires
KR20070032844A (en) USB Charging and Data Link system combined with external battery and external memory device
CN202798078U (en) Mobile power source
CN205405414U (en) Multifunctional battery and notebook computer
CN106300466A (en) Method, device and the terminal of a kind of OTG quick charge
CN204578120U (en) The electric energy supervision system of Mobile electric power
CN104022539A (en) Portable electronic device battery and operation method
CN103532173A (en) Mobile equipment and charging system with the same
CN203135518U (en) Multifunctional mobile phone charger
CN203102090U (en) Multifunctional tablet personal computer protection sleeve with mobile power supply
CN203352213U (en) Multifunctional mobile power supply

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant