CN103795096B - mobile power unit - Google Patents

Abstract

The invention discloses a mobile power supply device, which comprises a body, a circuit board and a battery, wherein the circuit board is accommodated in the body and connected with the battery. The circuit board includes: a first control unit is connected with a second control unit, the second control unit is connected with a wireless transmission unit, wherein the first control unit is used for controlling the input voltage of an external power supply and the output voltage of the battery power supply and informing the second control unit of starting, the second control unit carries out wireless access through the wireless communication unit or access through an Ethernet and starts a router mode or a network service mode, and therefore, the wireless communication unit can not only carry out data access through a region or a wireless network at any time, but also supply other electronic products with supplementary power.

Description

mobile power unit

technical field

The invention relates to a mobile power supply device, especially a mobile power supply that is easy to carry and can access data and expand access equipment through an area or wireless network, and supply power to other electronic devices at any time.

Background technique

At present, for various portable electronic products such as smart phones, tablet computers, etc., due to the increasing emphasis on fast and user-friendly applications, the products are designed with high-end processors and many sensing components. These parts consume a lot of power during operation, causing these electronic products to need to be supplemented with power at all times.

The current storage devices are used by users for data access, and the most common ones are mobile power supplies, NandFlash storage and hard disk drives in mobile phones...etc.

Wherein the mobile power supply adds a personal wireless server and a large-capacity memory, but it is inconvenient to carry because of its large size.

In recent years, with the popularization of Universal Serial Bus (UniversalSerialBus, USB) interface and flash memory (FlashMemory), an alternative product with large capacity, good compatibility, and easy portability has emerged-USB FlashDisk. It is convenient to transfer and transfer data between different computers and storage devices.

In addition, there are more operators who use hard disk external boxes to combine hard disk drives or flash drives as a mobile hard disk, and connect a serial bus (UniversalSerialBus, USB) interface to access data on the mobile hard disk, and through A serial bus (UniversalSerialBus, USB) interface performs data transmission, and the above is data transmission through wires.

If the user needs to use a wireless network for data copying and data transfer, he must carry a wireless network card, a mobile storage device and a mobile power supply to go out at the same time, and because the mobile storage device itself does not have a power supply unit, it needs to pass through the mobile power supply. It is quite inconvenient to supply electricity before normal operation and use. Furthermore, although the mobile storage device has a large storage capacity, it is relatively heavy in weight and volume and is not suitable for carrying around.

Contents of the invention

In view of this, the technical problem to be solved by the present invention is to provide a mobile power supply device for charging a mobile device and providing another mobile device with access to data through the Internet or wirelessly.

Another object of the present invention is to provide a mobile power supply device that can be used as a server and cloud access.

Another object of the present invention is to provide a mobile power supply device that can be used as a router.

Another object of the present invention is to provide a mobile power supply device with a built-in flash memory (Flash Memory) as a storage, which can access the flash memory through a network stream.

Another object of the present invention is to provide an external expansion access device that can be connected to a hard disk (HDD), card reader (CardReader) or pendriver (Pendriver), and can access the external expansion access device via network stream mobile power device.

In order to solve the above-mentioned technical problems, the technical solution of the present invention is implemented as follows: a mobile power supply device, comprising: a body, including a chamber containing a battery; a circuit board, housed in the chamber and connected to the battery , characterized in that the circuit board includes: a voltage reducer, connected to a first connector and the battery; a booster, connected to the battery and a second connector; a first control unit, connected to the step-down The first control unit controls the voltage of an external power supply passing through the step-down device to drop to a voltage consistent with the battery power supply, and the battery power supply passing through the booster The voltage rises to a default voltage; a second control unit is connected to the first control unit and a wireless transmission unit, the second control unit includes a connection interface, an Ethernet interface and a plurality of supporting network and file access modules, It is used to control network, cloud and data transmission and access; an Ethernet connector is connected to the Ethernet interface; a regulator is connected to the battery and the second control unit, wherein the battery power is provided to the second control unit through the regulator. Two control units and the wireless transmission unit; a connector unit connected to the connection interface of the second control unit and a flash memory and a third connector, the connector unit includes a hub/switcher connected to a controller and the The third connector connects the controller to the flash memory.

Further, the body includes an upper shell butted against the lower shell to define the chamber, the upper shell has a top wall and a plurality of side walls extending vertically along the outer circumference of the top wall; the top wall is provided with a pair of buttons The switch should be switched, and the plurality of light-transmitting parts correspond to the indicator; wherein one of the plurality of side walls is provided with a plurality of through holes respectively corresponding to the first, second, third connectors and the Ethernet connector.

Further, the first, second and third connectors are USB connectors.

Further, the connector unit is a USB connector unit, the hub/switcher is a USB hub/switcher, the controller is a USB controller; the connection interface is a USB connection interface.

Further, the second connector is connected to a device to be charged.

Further, the third connector is connected to an external storage device, and the second control unit uses the external storage device as an expansion access device.

Further, the external storage device includes a hard disk, a card reader or a flash drive.

Further, the multiple supporting network and file access modules include: a server module, a router module, a cloud storage management module, a file system module and a secure socket layer protocol module.

Further, the first control unit and the second control unit are connected via a bus.

Further, the wireless transmission unit has an antenna.

The technical effects achieved by the present invention are as follows: the mobile power supply device of the present invention can not only access data through the area or wireless network at any time, but also supply supplementary power to other electronic products.

Description of drawings

Fig. 1 is the three-dimensional exploded schematic view of the present invention;

Fig. 2 is the three-dimensional combination schematic diagram of the present invention;

Fig. 3 is a side view sectional schematic diagram of the present invention;

Fig. 4 is the circuit block diagram of circuit board of the present invention;

5 is a schematic block diagram of connecting an external power source, a charged device and an external storage device according to the present invention;

6 is a schematic block diagram of a second control unit of the present invention;

7 is a schematic block diagram of a wireless transmission unit of the present invention;

Fig. 8 is a schematic diagram of the present invention applied to a remote connection;

FIG. 9 is a schematic diagram of the application of the present invention to area connection.

[Description of main component symbols]

10 body

11 upper shell

12 lower shell

13 top wall

14a~14d side wall

15 buttons

16 light-transmitting part

17a~17d through hole

18 chambers

20 batteries

30 circuit boards

301 first connector

302 buck

303 booster

305 first control unit

306 toggle switch

307 second connector

308LED indicator

310 second control unit

3101 connection interface

3102 Ethernet interface

3103 server module

3104 router module

3105 cloud storage management module

3106 file system module

3107 Secure Socket Layer Protocol Module

309 bus

311 wireless transmission unit

3111 antenna

3112Wi-Fi module

3113 Multiple Input Multiple Output Module

3114 RF module

3115 Media Access Control Location Module

312 Ethernet connector

313 Connector Unit

3131 Hub/Switcher

3132 Controller

314 regulator

315 third connector

316 flash memory

40 external power supply

41 Charged device

42 external storage devices.

detailed description

Please refer to Fig. 1, Fig. 2 and Fig. 3, which are schematic diagrams of the mobile power supply device of the present invention, as shown in the figure, it includes a body 10, the body 10 has an upper shell 11 connected to a lower shell 12, the upper shell 11 and The lower casing 12 defines a cavity 18 ; a battery 20 connected to a circuit board 30 is disposed in the cavity 18 .

The battery 20 receives an external power source (Vout) to store power, and can output the stored power as a battery power source (Vbat). The output of the battery power source is, for example but not limited to, DC 3.6V˜5V. The battery 20 is, for example but not limited to, a lithium-ion battery, a lithium-iron battery, a lead-acid battery or a lithium-manganese battery.

As shown in FIG. 4A , the circuit board 30 includes: a voltage reducer 302 connected to a first connector 301 and the battery 20 ; a booster 303 connected to the battery 20 and a second connector 307 . A first control unit 305 is connected to the voltage reducer 302 , the voltage booster 303 , a switch 306 and an LED indicator 308 . When the external power (Vout) passes through the step-down device 302 from the first connector 301 , the first control unit 305 controls the step-down device 302 to reduce the voltage of the external power source to match the voltage of the battery 20 . And when the power of the battery 20 is fully charged, the first control unit 305 limits the external power supply (Vout) to stop charging the battery 20 to prevent the battery 20 from being overcharged and prevent the battery 20 from excessively outputting the battery power to the charged device. In addition, when the battery power (Vbat) of the battery 20 is output to the second connector 307 through the booster 303, the first control unit 305 controls the booster 303 to increase the voltage of the battery power (Vbat) to a default Voltage.

A second control unit 310 is connected to the first control unit 305 via a bus 309 , a wireless transmission unit 311 is connected to the second control unit 310 , and the wireless transmission unit 311 has an antenna 3111 . The second control unit 310 includes a connection interface 3101, an Ethernet interface 3102 and a plurality of supporting network and file access modules (as shown in FIG. 5 ) for controlling network, cloud and data transmission and access. An Ethernet connector 312 is connected to the Ethernet interface 3102 .

A regulator 314 is connected to the battery 20 and the second control unit 310, wherein the battery power supply (Vbat) forms a battery power supply with a stable voltage through the regulator 314 and provides it to the second control unit 310 and the wireless transmission unit 311 for use .

A connector unit 313 is connected to the connection interface 3101 of the second control unit 310 . The connector unit 313 includes a hub/switch 3131 connected to a controller 3132 and the connection interface 3101 . In this implementation, the connector unit 313 is preferably a USB connector unit, the hub/switcher 3131 is preferably a USB hub/switcher, and the controller 3132 is preferably a USB controller; the connection interface 3101 is preferably It is the USB connection interface.

A flash memory 316 is connected to the controller 3132 , and the controller 3132 executes generating an error detection code (ECC) or an error correction code (EDC) based on the input data to the flash memory 316 . A third connector 315 is connected to the hub/switch 3131 .

The aforementioned first connector 301 is, for example but not limited to, a miniUSB connector; the second and third connectors 307, 315 are, for example but not limited to, standard USB connectors (as shown in FIGS. 1 and 2 ). Among them, USB generally refers to the transmission protocols applicable to USB1.0, USB2.0 and USB3.0. As shown in FIG. 4B , the first connector 301 is connected to an external power source 40 in this preferred embodiment, so as to charge the battery 20 . The second connector 307 is connected to a charged device 41 in this preferred embodiment, such as a smart phone or other tablet computers. When the device to be charged 41 is connected to the second connector 307 to be charged by the power supply of the battery 20, the first control unit 305 detects whether the device to be charged 41 is fully charged, and if it is fully charged, then stops the battery 20 from charging the device to be charged. The device 41 is charged. The third connector 315 is connected to an external storage device 42 in this preferred embodiment. When the external storage device 42 is connected to the third connector 315, the second control unit 310 detects the external storage device 42 and regards the external storage device 42 as an extended access device. The external storage device 42 includes, for example but not limited to, a hard disk (HDD), a card reader (CardReader) or a pendrive (Pendriver).

As shown in Figure 5, the multiple supporting network and file access modules in the second control unit 310 further include a server module 3103, a router module 3104, a cloud storage management module 3105, a file system module 3106 and a secure socket layer Protocol Module 3107 (SSL). The server module 3013 includes a web server (Webserver) and FTP, HTTP, and SFTP servers (FTP, HTTP, SFTPserver), and the mobile power device of the present invention is a server terminal through the server module 3013 . When the user terminal is connected to the mobile power supply device of the present invention in a wired or wireless manner, the content of the server terminal (that is, the mobile power supply device) can be browsed or accessed through the client's browser or APP application program, and these contents include text data, Graphics data and multimedia data, etc., can be stored in the flash memory 316 or stored in the external storage device 42 (as shown in FIG. 4B ). The router module 3104 enables the mobile power supply device to connect to more than two individual network devices. The cloud storage management module 3105 supports the client to upload and store the data of the client to the flash memory 316 of the mobile power device or the external storage device 42 (as shown in FIG. 4B ) through the Internet. The file system module 3106 manages the data in the flash memory 316 or the data with the external storage device 42 (as shown in FIG. 4B ). The SSL module 3107 provides confidential transmission over the Internet to ensure confidentiality and integrity of communications and to verify server identity.

As shown in Figure 6, the foregoing wireless transmission unit includes a Wi-Fi module 3112, a multi-input multi-output module (Multi-inputMulti-output; MIMO) 3113, and a radio frequency module (RadioFrequency; RF) 3114, through which the wireless The transmission protocol and the improvement of wireless transmission quality also include a media access control location module (MediaAccessControl; MAC) 3115, which is used as a media access control address. Or deny the client access to the wireless network to effectively control the access rights of the wireless client.

Referring again to Figures 1-3, the aforementioned upper housing 11 has a top wall 13 and a plurality of side walls 14a-14d extending vertically along the outer periphery of the top wall 13; wherein the top wall 13 is provided with a button 15 corresponding to the The switch 306 and the plurality of light-transmitting parts 16 correspond to the LED indicator 308; wherein the side wall 14a of the plurality of side walls 14a~14d is provided with a plurality of through holes 17a, 17b, 17c, through The holes 17d respectively correspond to the first connector 301 , the second connector 307 , the third connector 305 and the Ethernet connector 312 .

Instructions for use, the following examples illustrate the practical application of the present invention to provide remote connections and regional connections.

Remote connection (Remoteconnect)

As shown in Figure 7, supplemented with reference to Figure 4A, Figure 4B and Figure 5, the mobile power supply device of the present invention is connected to the Ethernet connector 312 through an Ethernet cable 43, and then connected to the wide area network 44, a charged device 41 For example, a smart phone is connected to the second connector 307 through a transmission line. An external storage device 42 such as a portable hard disk is connected to the third connector 315 through a transmission line. When the switch 306 is turned on, the battery power of the battery 20 supplies power to the first control unit 305 and the second control unit 310 , the wireless transmission unit 311 and the LED indicator 308 to operate. The first control unit 305 controls the battery power of the battery 20 to charge the charged device 41 from the second connector 307, and simultaneously detects whether the charged device 41 is fully charged, and stops charging the battery 20 if the charged device 14 is fully charged. . The first control unit 305 informs the router module 3104 in the second control unit 310 to start via the bus 309 . Another remote mobile device 46 connects to the wide area network 44 via a wireless hotspot to connect with the mobile power supply device of the present invention, and browses and links the server module 3103 and the cloud in the second control unit 310 through a browser or an APP application program in the mobile device 46 The storage management module 3105 further browses or accesses the contents of the flash memory 316 and the external storage device 42 .

Regional connection (Localconnect):

As shown in FIG. 8 , supplemented with reference to FIG. 4A , FIG. 4B and FIG. 5 , a charged device 41 such as a smartphone is connected to the second connector 307 through a transmission line. An external storage device 42 such as a portable hard disk is connected to the third connector 315 through a transmission line. When the switch 306 is turned on, the battery power of the battery 20 supplies power to the first control unit 305 and the second control unit 310 , the wireless transmission unit 311 and the LED indicator 308 to operate. The first control unit 305 controls the battery power of the battery 20 to charge the charged device 41 from the second connector 307, and simultaneously detects whether the charged device 41 is fully charged, and stops charging the battery 20 if the charged device 14 is fully charged. . The first control unit 305 informs the router module 3104 in the second control unit 310 to start via the bus 309, and the second control unit 310 turns on the Wi-Fi module 3112 and/or a MIMO module in the wireless transmission unit 311 ( Multi-input Multi-output; MIMO) 3113 and/or a radio frequency module (RadioFrequency; RF) 3114 and/or a media access control location module (MediaAccessControl; MAC) 3115 . Another mobile device 47 in the area is wirelessly connected to the wireless transmission unit 311 through a wireless signal such as a Wi-Fi signal through the antenna 3111, and browses and links the second control unit 310 through the browser or APP application program in the mobile device 47. The server module 3103 and the cloud storage management module 3105 further browse or access the contents of the flash memory 316 and the external storage device 42 .

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention.

Claims (10)

1. A mobile power supply device, comprising: a body, including a chamber containing a battery; A circuit board, accommodated in the chamber and connected to the battery, is characterized in that the circuit board includes: a voltage reducer connected to a first connector and the battery; a booster connected to the battery and a second connector; A first control unit, connected to the buck, booster, a switch and an LED indicator, the first control unit controls the voltage of an external power supply passing through the buck to drop to the voltage of the battery power supply , and the voltage of the battery power supply through the booster is raised to a default voltage; A second control unit, connected to the first control unit and a wireless transmission unit, the second control unit includes a connection interface, an Ethernet interface and a plurality of supporting networks and file access modules for controlling the network and cloud and data transfer access; An Ethernet connector, connected to the Ethernet interface; a regulator connected to the battery and the second control unit, wherein the battery power is provided to the second control unit and the wireless transmission unit through the regulator; A connector unit, connecting the connection interface of the second control unit and a flash memory with a third connector, the connector unit includes a hub/switcher connected to a controller and the third connector, the controller is connected to The flash. 2. The mobile power supply device according to claim 1, wherein the body comprises an upper case abutting against the lower case to define the cavity, the upper case has a top wall and a plurality of side walls along the The outer periphery of the top wall extends vertically; the top wall is provided with a button corresponding to the switch, and a plurality of light-transmitting parts corresponding to the indicator; wherein one of the plurality of side walls is provided with a plurality of through holes corresponding to the The first, second and third connectors and the Ethernet connector. 3. The mobile power device as claimed in claim 1, wherein the first, second and third connectors are USB connectors. 4. The mobile power supply device according to claim 1, wherein the connector unit is a USB connector unit, the hub/switcher is a USB hub/switcher, and the controller is a USB controller; The connection interface is a USB connection interface. 5. The mobile power device as claimed in claim 1, wherein the second connector is connected to a device to be charged. 6. The mobile power supply device as claimed in claim 1, wherein the third connector is connected to an external storage device, and the second control unit uses the external storage device as an expansion access device. 7. The mobile power supply device according to claim 6, wherein the external storage device comprises a hard disk, a card reader or a flash drive. 8. The mobile power supply device according to claim 1, wherein the plurality of supporting network and file access modules include: a server module, a router module, a cloud storage management module, a file system module and a secure socket layer protocol module. 9. The mobile power device as claimed in claim 1, wherein the first control unit and the second control unit are connected via a bus. 10. The mobile power supply device as claimed in claim 1, wherein the wireless transmission unit has an antenna.