CN204967331U - Power supply unit with DATA TRANSFER FUNCTIONS - Google Patents

Abstract

The utility model provides a power supply device with data transmission function, which comprises a casing and a circuit board, the circuit board is provided with at least a voltage conversion module and a USB transmission power supply module; the casing is provided with power supply interfaces of various power supply voltages , the power supply interface is electrically connected to the voltage conversion module; the housing is also provided with a variety of USB interfaces, and the USB interface is electrically connected to the USB transmission power supply module. Thereby, the utility model can not only solve the charging demands of various electronic products, but also can carry out data transmission.

Description

A power supply device with data transmission function

technical field

The utility model relates to a power supply device with data transmission function.

Background technique

With the development of science and technology, a variety of electronic products, such as mobile phones, digital cameras, ipads, etc., have entered every household. However, the specifications of various electronic products are not uniform, resulting in different charging cables for different electronic products. It is extremely inconvenient to use.

Chinese Utility Model Patent Publication CN203014432U discloses a multifunctional charging device, which includes a housing, a power input terminal, a transformer and a battery. The first power output port, the first power output port is connected to the battery, the first power output port is provided with an indicator light and a control switch connected to the first power output port, and the housing is provided with a connecting line and The second power output port, one end of the connection line is connected to the transformer, and the other end is connected to the second power output port. However, this device can only charge electronic products in general, and does not have other common functions, such as data The transmission function cannot meet people's needs.

In summary, there are obviously inconveniences and defects in the actual use of the prior art, so it is necessary to improve it.

Utility model content

In view of the above defects, the purpose of this utility model is to provide a power supply device with data transmission function, which can not only meet the charging needs of various electronic products, but also perform data transmission.

In order to achieve the above object, the utility model provides a power supply device with data transmission function, including a casing and a circuit board, the circuit board is provided with at least a voltage conversion module and a USB transmission power supply module; the casing is provided with various The power supply interface of the power supply voltage, the power supply interface is electrically connected with the voltage conversion module; the housing is also provided with a variety of USB interfaces, and the USB interface is electrically connected with the USB transmission power supply module.

According to the power supply device described in the present invention, the power supply interface is a power supply interface of various DC voltages, and the DC voltage includes 5V, 12V and/or 19V.

According to the power supply device described in the present invention, the USB interface is a USB3.1/3.0/2.0 interface, and the USB interface includes a USB charging interface and a USB transmission interface.

According to the power supply device described in the present invention, the USB interface includes an OTG interface supporting the OTG function, and the other USB interfaces form a USB hub.

According to the power supply device described in the present utility model, the USB interface in the USB hub supports BC1.2 charging function.

According to the power supply device of the present invention, the USB interface in the USB hub includes at least one Type-C interface, and the Type-C interface supports a PD power supply function.

According to the power supply device described in the present utility model, different types of the USB interfaces are distinguished by different colors.

According to the power supply device described in the present invention, the circuit board also includes a lightning protection and surge protection module, and the current of the external power supply passes through the lightning protection and surge protection module and then enters the voltage conversion module and the USB Transmission power supply module.

According to the power supply device described in the present invention, the circuit board is also provided with a 220V socket module, and at least one socket is provided on the housing, and the socket is electrically connected to the 220V socket module; the lightning protection The anti-surge protection module is electrically connected to the 220V socket module and the voltage conversion module, and the 220V socket module is electrically connected to the USB transmission power supply module.

According to the power supply device described in the present invention, at least one storage slot is provided on the housing; and/or

The housing is provided with a groove near each socket and a protective cover matching the shape of the groove, and the bottom of the protective cover is rotatably connected with the housing; the protective cover is placed in the concave When in the groove, the protective cover covers the socket; when the protective cover is separated from the groove, the socket is exposed.

The power supply device with data transmission function of the utility model includes a casing and a circuit board. The circuit board is provided with at least a voltage conversion module and a USB transmission power supply module. The voltage conversion module is electrically connected to various charging interfaces on the casing. To provide charging functions of various voltages and currents; the USB transmission power supply module is electrically connected to various USB interfaces on the casing to provide various data exchange functions. In this way, the utility model can not only solve the charging requirements of different voltages and currents of various electronic products, but also realize various data transmissions, that is, form an all-round power supply through various data exchange functions and conversions of various voltages and currents Center, a one-stop solution for power supply and data transmission of almost all electronic products.

Description of drawings

Fig. 1 is one of perspective views of the utility model preferably having the power supply device of data transmission function;

Fig. 2 is the second perspective view of the utility model preferably having the power supply device with data transmission function;

Fig. 3 is a functional block diagram of a circuit board of a power supply device preferably having a data transmission function in the present invention.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

As shown in Figures 1 to 3, the power supply device 100 with data transmission function of the present invention includes a housing 10 and a circuit board 20, and the circuit board 20 is at least provided with a voltage conversion module 24 and a USB (UniversalSerialBus, Universal Serial Bus) ) transmission power supply module 23; the housing 10 is provided with a power supply interface 30 of various power supply voltages, and the power supply interface 30 is electrically connected with the voltage conversion module 24 to provide various voltages and currents for various electronic devices charging function; the shell 10 is also provided with a variety of USB interfaces 40, and the USB interfaces 40 are electrically connected with the USB transmission power supply module 23 to provide various data transmission functions for various electronic devices.

Preferably, as shown in FIG. 3 , the circuit board 20 also includes a lightning protection and surge protection module 21, the current of the external power supply passes through the lightning protection and surge protection module 21 and then enters the voltage conversion module 24 and the USB transmission power supply module 23 , the external power supply is preferably 220V commercial power. The lightning protection and surge protection module 21 can prevent thunderstorms from damaging the voltage conversion module 24 and the USB transmission power supply module 23. When a peak current or voltage suddenly occurs in the electrical circuit or communication line due to external interference, the lightning protection and surge protection module 21 can turn on the shunt in a very short time, so as to avoid the damage of surge to other equipment in the circuit. The circuit board 20 is also provided with a 220V socket module 22, and the housing 10 is provided with at least one socket 14, the socket 14 and the 220V socket module 22 are electrically connected to each other, and are used to provide 220V voltage power supply for electronic equipment; The surge protection module 21 is electrically connected to the 220V socket module 22 and the voltage conversion module 24 respectively, and the 220V socket module 22 is electrically connected to the USB transmission power supply module 23 . In this way, the lightning protection and surge protection module 21 can prevent thunderstorms from damaging the voltage conversion module 24 , the USB transmission power supply module 23 and the 220V socket module 22 .

The circuit board 20 of the present utility model is preferably formed by a plurality of PCBA (Printed Circuit Board Assembly, circuit board assembly) modules or combined form PCBA, is connected by 220V, first passes through the lightning protection and surge protection module 21, and in this stage, the equipment is provided Front-end protection circuit and function. Then, the protected circuit is welded with other circuit modules (in this welding, it can be any welding process or form on the market), and then forms a circuit composition of various functional modules in other modules.

Preferably, at least one storage slot 11 is provided on the housing 10, and the storage slot 11 can be used for conveniently placing mobile phones, memory cards, pens and other items by the user.

As shown in Figure 2, the shell 10 is provided with a groove 12 and a protective cover 13 matching the shape of the groove 12 near each socket 14, and the bottom of the protective cover 13 is rotatably connected with the shell 10; the protective cover 13 is placed in the recess When in the groove 12, the protective cover 13 covers the socket 14; when the protective cover 13 leaves the groove 12, the socket 14 is exposed.

Preferably, the power supply interface 30 is a power supply interface 30 of various DC voltages, including 5V, 12V and/or 19V, so as to meet the requirements of different electrical equipment.

Specifically, the power supply interface 30 may include:

1) 5V DC (Direct Current, direct current) power supply interface 31: a DC5V power supply interface is transferred in the voltage conversion module 24, and can be provided to various hard disk drives and other 5V power supply devices through the DC-to-DC power supply line.

2) 12V DC power supply interface 32: A DC12V power supply interface is transferred from the voltage conversion module 24, and the DC-to-DC power line can be provided to various 12V devices such as the hub HUB and the storage hard disk box.

3) 19V DC power supply interface 33: a DC19V power supply interface is transferred in the voltage conversion module 24, and all 19V devices such as notebooks can be compatible and used through the DC power line.

The DC output power supply reserves of various voltages can be converted into more medium-voltage and current supplies through the voltage conversion module 24, and more power supply applications can be formed through this device.

Preferably, the USB interface 40 is a USB3.1/3.0/2.0 interface, and the USB interface 40 includes a USB charging interface and a USB transmission interface, which can be used at various speeds such as USB2.0/USB3.0/USB3.1 solution, and can do USB2.0 mixed USB3.0 and other types of combined functions.

Even better, the USB interface 40 includes an OTG interface supporting OTG (On-The-Go, USB sub-protocol) function, which can provide data exchange and digital charging functions, and is suitable for digital mobile devices combined with OTG functions. The method can not only be used by computer equipment, but also can use digital mobile equipment (mobile phone/tablet, etc.) to perform functions such as data expansion and exchange. On the basis of being fully compatible with the USB2.0 standard, the USBOTG standard adds a power management (power saving) function, which allows the device to operate as both a host and a peripheral (dual-purpose OTG). The OTG dual-purpose device fully complies with the USB2.0 standard and can provide certain host detection capabilities. Other USB interfaces 40 form a USB hub, and it is better that the USB interface 40 in the USB hub supports BC1.2 (BatteryChargingSpecificationRev1.2, battery charging specification version 1.2) charging function, by this technology can be in the USB hub. Functionally add 5V charging function.

Preferably, the USB interface 40 in the USB hub includes at least one Type-C interface 41, and the Type-C interface 41 supports PD (USB-PD, UniversalSerialBus-PowerDelivery, power exchange) power supply function, therefore, Type-C The C interface 41 can provide data exchange and digital charging functions, and can be combined with the PD function of USB charging to intelligently match the output methods of multiple voltages and multiple currents on USB charging, so that the charging function can cover a wider range.

In this embodiment, different types of the USB interfaces 40 are distinguished by different colors. Preferably, USB charging = green interface, USB transmission = blue interface, BC1.2 charging function = yellow interface, OTG function = orange interface, etc.

Specifically, the functions of the USB interface 40 include:

1) USB3.1/3.0/2.0 transmission function: Through the conversion principle of OTG, one of the interfaces can be connected to the application of the device side. After connecting the device side, other USB interfaces with transmission functions can form a USB hub function , to achieve a variety of data exchange applications.

2) Mobile phone OTG function: Through the hub principle compatible with OTG function, the interface of the USB connection device is connected through a data cable, and the transmission and exchange function is more compatible with mobile phones, tablets and other devices.

3) USBBC1.2 charging function: on the basis of the function of the USB hub, add the BC1.2 charging function, and on the basis of the USB transmission function, it is compatible with the highest BC1.2 specification, and the current of 5V2.4A adapts to the output power supply, thus providing More digital charging fun.

4) USBType-CPD function: The PD function can provide the direction function first, and provide power supply for MACBOOK. Second, it can provide more voltage and current for various digital devices through the PD function to adapt to the conversion power supply demand, and provide more comprehensive The voltage intelligently converts the output.

5) USB5V charging function: load the USB charger function into the device.

To sum up, the power supply device with data transmission function of the utility model includes a casing and a circuit board, and the circuit board is provided with at least a voltage conversion module and a USB transmission power supply module, and the voltage conversion module and various charging devices on the casing The interface is electrically connected to provide charging functions of various voltages and currents; the USB transmission power supply module is electrically connected to various USB interfaces on the casing to provide various data exchange functions. In this way, the utility model can not only solve the charging requirements of different voltages and currents of various electronic products, but also realize various data transmissions, that is, form an all-round power supply through various data exchange functions and conversions of various voltages and currents Center, a one-stop solution for power supply and data transmission of almost all electronic products.

Of course, the utility model can also have other various embodiments, and those skilled in the art can make various corresponding changes and deformations according to the utility model without departing from the spirit and essence of the utility model, but These corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (10)

1. A power supply device with data transmission function, characterized in that it comprises a shell and a circuit board, the circuit board is at least provided with a voltage conversion module and a USB transmission power supply module; the shell is provided with multiple power supply voltages A power supply interface, the power supply interface is electrically connected to the voltage conversion module; various USB interfaces are provided on the housing, and the USB interface is electrically connected to the USB transmission power supply module. 2. The power supply device according to claim 1, wherein the power supply interface is a power supply interface of various DC voltages, and the DC voltages include 5V, 12V and/or 19V. 3. The power supply device according to claim 1, wherein the USB interface is a USB3.1/3.0/2.0 interface, and the USB interface includes a USB charging interface and a USB transmission interface. 4. The power supply device according to claim 3, wherein the USB interface includes an OTG interface supporting an OTG function, and the other USB interfaces form a USB hub. 5. The power supply device according to claim 4, wherein the USB interface in the USB hub supports BC1.2 charging function. 6. The power supply device according to claim 5, wherein the USB interface in the USB hub includes at least one Type-C interface, and the Type-C interface supports a PD power supply function. 7. The power supply device according to claim 6, wherein the USB interfaces of different types are distinguished by different colors. 8. The power supply device according to any one of claims 1-7, wherein the circuit board further includes a lightning protection and surge protection module, and the current of the external power supply passes through the lightning protection and surge protection module Then enter the voltage conversion module and the USB transmission power supply module. 9. The power supply device according to claim 8, wherein a 220V socket module is also provided on the circuit board, at least one socket is provided on the housing, and the socket and the 220V socket module are electrically connected to each other. connection; the lightning protection and surge protection module is electrically connected to the 220V socket module and the voltage conversion module, and the 220V socket module is electrically connected to the USB transmission power supply module. 10. The power supply device according to claim 1, wherein at least one storage slot is provided on the housing; and/or The housing is provided with a groove near each socket and a protective cover matching the shape of the groove, and the bottom of the protective cover is rotatably connected with the housing; the protective cover is placed in the concave When in the groove, the protective cover covers the socket; when the protective cover is separated from the groove, the socket is exposed.