CN209913192U - Network power supply switching device - Google Patents

Abstract

The utility model provides a network power supply switching device, including network socket, converter, bridging module, network power module, first and second signal connection module. The converter is electrically coupled to the network socket. The bridge module is electrically coupled to the converter and is used for signal conversion between a network and a data bus. The network power supply module is electrically coupled to the network socket. The first signal connection module is electrically coupled to the bridge module and is used for at least providing a data signal according to the specification of the data bus. The second signal connection module is electrically coupled to the network power supply module and is used for providing at least a power supply signal according to the specification of the data bus. Therefore, the elasticity and the extensibility of the network power supply switching device in various applications can be increased.

Description

Network power supply switching device

Technical Field

The present invention relates to a network power supply technology, and more particularly to a network power supply switching device.

Background

Power over Ethernet (PoE) is a technology for transmitting Power and data provided by a Power supply device to a Power receiving device through a network cable in an Ethernet network. The power over ethernet technology can be used in devices such as internet phones, wireless base stations, internet cameras, computers, and the like. The power receiving end device can receive power and data for operation through Ethernet power supply without an extra power socket as long as the power receiving end device supports the Ethernet power supply specification, so that the power receiving end device can save the configuration, time and cost of a power supply and a power line, simplify the arrangement of the whole Ethernet system and relatively reduce the cost.

Because the power receiving end device must support the power over ethernet specification to be able to directly connect to the network line to obtain the above-mentioned advantages, an ethernet power adapter capable of providing a dc power to an electronic device that does not support network power supply appears in the market. Manufacturers generally produce ethernet power adapters for electronic devices that do not support network power, so that the ethernet power adapters utilize dedicated dc power connectors that are specific to the specifications of the electronic devices to connect with the electronic devices. The ethernet power supply adaptor in this application scenario can only supply power to dedicated electronic devices.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a network power supply switching device, it has the connection module that provides data signal at least according to data bus's specification and provides another connection module of power according to data bus's specification, borrows this, elasticity and the extensibility of network power supply switching device on various applications increase greatly, make the electron device that supports this data bus also can benefit from network power supply technique.

To achieve at least the above objects, a network power supply switching device is provided, which includes: the network power supply device comprises a network socket, a converter, a bridging module, a network power supply module, a first signal connection module and a second signal connection module. The converter is electrically coupled to the network socket. The bridge module is electrically coupled to the converter and is used for signal conversion between a network and a data bus. The network power supply module is electrically coupled to the network socket. The first signal connection module is electrically coupled to the bridge module and is used for at least providing a data signal according to the specification of the data bus. The second signal connection module is electrically coupled to the network power supply module and is used for providing at least a power supply signal according to the specification of the data bus.

In an embodiment of the present invention, the first signal connection module is further electrically coupled to the network power supply module and is further configured to provide a power signal according to the specification of the data bus.

In an embodiment of the present invention, the network power supply switching device further includes a unidirectional conducting unit electrically coupled between the first signal connection module and the network power supply module.

In an embodiment of the present invention, the converter is electrically coupled to the bridge module and the network power supply module.

In an embodiment of the present invention, the network power supply switching device further includes a hub, the hub is electrically coupled between the bridge module and the first signal connection module, and the hub is further electrically coupled between the bridge module and the second signal connection module; the second signal connection module is also used for providing data signals according to the specification of the data bus.

In an embodiment of the present invention, the network socket supports power over ethernet.

In an embodiment of the present invention, the data bus is a universal serial bus, and the first signal connection module is a universal serial bus socket. In an embodiment of the present invention, the second signal connection module is a usb socket.

In an embodiment of the present invention, the first signal connection module is a usb plug. In an embodiment of the present invention, the second signal connection module is a usb plug.

The above embodiments provide a network power supply switching device, which has a connection module providing at least a data signal according to the specification of a data bus and another connection module providing a power according to the specification of the data bus, so that the flexibility and extensibility of the network power supply switching device in various applications are greatly increased, and an electronic device supporting the data bus can also benefit from the network power supply technology.

For a further understanding of the nature and technical content of the invention, reference should be made to the following detailed description and accompanying drawings, which are provided for illustration only, and not for limiting the scope of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of a usage scenario of an embodiment of a network-powered transition device;

FIG. 2 is a schematic block diagram of one embodiment of the network-powered switching device of FIG. 1;

FIG. 3 is a schematic block diagram of another embodiment of the network-powered switching apparatus based on FIG. 1;

FIG. 4 is a partial schematic block diagram of another embodiment of the network-powered switching apparatus based on FIG. 3;

FIG. 5 is a schematic block diagram of an embodiment of the network power switching apparatus of FIG. 1; and

fig. 6 is a partial schematic block diagram of another embodiment of the network power supply switching device according to fig. 1.

[ List of reference numerals ]

1 network power supply switching device

5 Power supply device

9 electronic device

11 network socket

12 converter

13 bridging module

14 network power supply module

15 first signal connection module

16 second signal connection module

17 concentrator

20 one-way conduction unit

L1 and L2 connecting line

Detailed Description

Please refer to fig. 1, which is a schematic diagram of a usage scenario of an embodiment of a network power supply switching device 1. As shown in fig. 1, the network power supply relay device 1 can be connected to a network power supply device 5 and can be connected to an electronic device 9 through two connection lines L1 and L2 that support the specification of a data bus. The network power supply switching device 1 provides at least a data signal to the electronic device 9 through the connection line L1, and provides a dc power supply to the electronic device 9 through the connection line L2. Since the data bus can be implemented as a bus commonly used by general electronic devices, such as a Universal Serial Bus (USB) or other suitable data connection specifications, the flexibility and extensibility of the network power adapter 1 in various applications are greatly increased, so that electronic devices supporting the data bus can also benefit from the network power supply technology. However, the network power supply switching apparatus 1 is not limited by the connection lines L1 and L2.

In some embodiments, the power supply 5 may be a network device supporting network power, a power injector (injector), or other network-powered signal source; the specification of the network power supply is, for example, IEEE802.3af, IEEE802.3 at, or the like based on the ethernet specification. In some embodiments, the electronic device 9 may be a computer display device, a digital television, a computer integrated machine with a flat panel display shape, a tablet computer, a computer terminal or a display device of a terminal, or any electronic device supporting the same data bus; the data bus may be a Universal Serial Bus (USB) or other suitable data connection specification. However, the implementation of the present invention is not limited to the above example, and the network power supply switching device 1 may be connected to one electronic device through two connection lines L1 and L2, or may be connected to at least two electronic devices.

Please refer to fig. 2, which is a schematic block diagram of an embodiment of the network power adapter 1 of fig. 1. As shown in fig. 2, the network power supply switching device 1 includes a network socket 11, a converter 12, a bridge module 13, a network power supply module 14, a first signal connection module 15, and a second signal connection module 16.

The network socket 11 is used for connecting the power supply device 5 supporting network power supply. The converter 12 is electrically coupled to the network socket 11. The bridge module 13 is electrically coupled to the converter 12, and is used for signal conversion between a network and a data bus. The network power supply module 14 is electrically coupled to the network socket 11. The first signal connection module 15 is electrically coupled to the bridge module 13 and configured to provide at least a data signal according to a specification of a data bus, such as a data signal capable of transmitting a Universal Serial Bus (USB) (e.g., USB + USBD-signal of USB). The first signal connection module 15 may be implemented as a socket or a plug. The second signal connection module 16 is electrically coupled to the network power supply module 14 and configured to provide at least a power signal according to a specification of a data bus, for example, a power signal of a Universal Serial Bus (USB) (e.g., a VBUS signal of the USB) can be utilized to provide the power signal to the electronic device 9. The second signal connection module 16 may be implemented as a socket or a plug.

For example, the converter 12 is used for electrical isolation to convert a signal supplied from the network of the power supply device 5 into a corresponding signal after electrical isolation. The network-powered signal includes power and data signals transmitted by different cores in the network cable between the network-powered switching device 1 and the power supply device 5. However, the implementation of the present invention is not limited by this example.

Please refer to fig. 3, which is a schematic block diagram of another embodiment of the network power adapter of fig. 1. As shown in fig. 3, in an embodiment, the first signal connection module 15 may be further electrically coupled to the network power supply module 14, and may be further configured to provide a power signal according to the specification of the data bus.

In the above embodiment, the network socket 11 may be a power over ethernet capable network socket, such as an RJ-45 socket conforming to the ethernet specification.

In one embodiment, the converter 12 may include a magnetic module (magnetics module) for supporting power over ethernet (poe), so as to electrically isolate and output a power signal from a network power supply signal of the power supply device 5 by using a transformer in the magnetic module in an end-span (end-span) application scenario.

As shown in fig. 3, the network socket 11 (e.g., a portion of the plurality of contact points of the network socket 11) is connected to the converter 12 and the network power supply module 14, the converter 12 is electrically coupled to the bridge module 13 and the network power supply module 14, such that the circuit configuration is to enable the network power supply adaptor 1 of fig. 3 to be connected to the power over ethernet power supply device 5 in an end-span (end-span) application scenario, so that the circuit configuration divides the network power supply signal from the power over ethernet power supply device 5 into a data signal and a power signal and outputs the data signal and the power signal to the bridge module 13 and the network power supply module 14, respectively. In addition, the network socket 11 (e.g. another part of the plurality of contact points of the network socket 11) is connected to the network power supply module 14, so that the circuit configuration is to enable the network power supply switching device 1 of fig. 3 to be connected to the power over ethernet power supply device 5 in a mid-span application scenario.

In one embodiment, the bridge module 13 includes a conversion circuit for signal conversion between the ethernet and the usb, such as a controller or a bridge chip integrating the usb and the ethernet.

In one embodiment, the network power supply module 14 may include a conversion circuit or chip supporting the power over ethernet and the power receiving side power interface, such as a circuit including a dc-to-dc converter. For example, the network power supply module 14 converts a higher voltage of the network power supply, such as 44-57 volts, into a lower voltage conforming to the power interface of the power receiving end, such as 5 volts. However, the present invention is not limited to this example.

In the above embodiment, the data bus may be a usb-based bus, the first signal connection module 15 may be an outlet that provides at least a data signal in a usb-based specification, and the second signal connection module 16 may be an outlet that provides a power signal in a usb-based specification. The first signal connection module 15 and the second signal connection module 16 are, for example, sockets based on any one of the specifications of the USB, such as those conforming to USB 1.0, USB 1.1, USB 2.0, USB3.0, USB 4.0 or more.

Please refer to fig. 4, which is a partial schematic block diagram of another embodiment of the network power adapter of fig. 3. As shown in fig. 4, the network power supply adapter 1 may further include a unidirectional conducting unit 20, and the unidirectional conducting unit 20 is electrically coupled between the first signal connection module 15 and the network power supply module 14. In this embodiment, the unidirectional conducting unit 20 includes a diode electrically coupled between the first signal connection module 15 and the network power supply module 14, so that power can only be provided from the network power supply adaptor 1 to the electronic device 9, and the unidirectional conducting unit 20 can prevent the power of the electronic device 9 from being input or flowing back to the network power supply adaptor 1 through the first signal connection module 15 when the network power supply adaptor 1 is connected to the electronic device 9. The unidirectional conducting unit 20 can also be implemented by a plurality of diodes or other circuits with the same function.

In an embodiment of the network power adapter 1, the network socket 11 is a network socket supporting power over ethernet, such as an RJ-45 socket, and the first signal connection module 15 and the second signal connection module 16 are Universal Serial Bus (USB) based sockets. In an application scenario of the embodiment, the network power adapter 1 can be used as a peripheral device to connect to a personal computer. For example, the network power supply switching device 1 is connected to a personal computer through the first signal connection module 15 and a public-to-public USB cable, so that the personal computer can access the internet and transmit data. In this application scenario, since the network power adapter 1 is connected to the pc as a peripheral device, and the pc has a power output of 5 v, the network power adapter 1 can be implemented as shown in fig. 4 to prevent the power of the pc from flowing back to the network power adapter 1.

In another application scenario of the embodiment, the network power supply switching device 1 may be used as a host to supply power to a tablet computer or a smart phone, and may also charge a mobile power supply. For example, the network power adapter 1 charges an electronic device having a micro USB socket, such as a tablet computer or a smart phone, through the first signal connection module 15 or the second signal connection module 16 by using a type a to micro USB (i.e., type a to micro USB) USB cable.

In another application scenario of the embodiment, the network power supply switching device 1 may be used as a peripheral device to communicate with a tablet computer or a smart phone. For example, The network power supply switching device 1 connects an electronic device such as a tablet computer or a smart phone with a micro-USB socket through The first signal connection module 15 by using a USB line of an OTG (On-The-Go) and a public-to-public USB line.

However, the implementation of the present invention is not limited by the above examples or application scenarios. In each application scenario of the above embodiment, the network power supply switching device 1 is not limited by various USB cables. In addition, the network power supply switching device 1 can be connected to one or two electronic devices through one or two connecting lines.

In other embodiments, the network power supply switching device may be further implemented to provide at least a data signal by using the first signal connection module and a data signal and a power signal by using the second signal connection module. Please refer to fig. 5, which is a schematic block diagram of an embodiment of the network power adapter apparatus in fig. 1. Compared to fig. 1, the network power adapter of fig. 5 further includes a hub 17, wherein the hub 17 is electrically coupled between the bridge module 13 and the first signal connection module 15, and the hub 17 is electrically coupled between the bridge module 13 and the second signal connection module 16. The hub 17 receives the data signals of the data bus output by the bridge module 13 and outputs a plurality of sets of data signals, such as two sets, four sets or more, according to the specification of the data bus, so that the network power supply switching device of fig. 5 can be connected to a plurality of electronic devices for communication. In the present embodiment, the hub 17 outputs two sets of data signals and outputs the data signals through the first signal connection module 15 and the second signal connection module 16; the power signal outputted by the network power supply module 14 is outputted through the second signal connection module 16. In fig. 5, one of the two sets of data signals output from the hub 17 is provided to the second signal connection module 16 according to the data bus specification through the network power supply module 14. In another embodiment, as shown in the partial schematic block diagram of the network power supply switching device in fig. 6, two sets of data signals output by the hub 17 are respectively output to the first signal connection module 15 and the second signal connection module 16, wherein the network power supply module 14 outputs a power supply signal to the second signal connection module 16. However, the implementation of the present invention is not limited by the above examples. For example, the network power supply module 14 may also be electrically coupled to the first signal connection module 15; alternatively, the network power supply module 14 is electrically coupled to the first signal connection module 15 and the second signal connection module 16 through the hub 17. Furthermore, the aforementioned circuit configuration of the converter 12 in fig. 3 electrically coupled to the bridge module 13 and the network power supply module 14 can also be applied to the network power supply conversion apparatus in fig. 5 or fig. 6. The circuit configuration of the aforementioned unidirectional conducting unit 20 in fig. 4 can also be applied to the network power supply switching device in fig. 5 or fig. 6.

In other embodiments, when the network power supply switching device 1 is implemented based on any one of the examples in fig. 2 to 6, the first signal connection module 15 may also be implemented as a plug that at least provides data signals according to the specification based on the universal serial bus. In addition, the second signal connection module 16 may also be implemented as a plug that provides a power signal in a specification based on a universal serial bus. In these embodiments, the network power supply switching device 1 can be directly connected to the electronic device.

In the various embodiments of the network power supply switching device, the connection module at least provides data signals according to the specification of the data bus and the other connection module provides power according to the specification of the data bus, so that the flexibility and the extensibility of the network power supply switching device in various applications are greatly increased, and the electronic device supporting the data bus can also benefit from the network power supply technology.

The above description is only an embodiment of the present invention, and it is not intended to limit the scope of the present invention.

Claims (10)

1. A network-powered switching device, the network-powered switching device comprising:

a network socket;

a converter electrically coupled to the network socket;

a bridge module electrically coupled to the converter and configured to convert signals between a network and a data bus;

the network power supply module is electrically coupled with the network socket;

a first signal connection module electrically coupled to the bridge module and configured to at least provide a data signal according to a specification of the data bus; and

the second signal connection module is electrically coupled to the network power supply module and is used for providing at least a power supply signal according to the specification of the data bus.

2. The network power supply switching device according to claim 1, wherein the first signal connection module is further electrically coupled to the network power supply module and configured to provide a power signal according to a specification of the data bus.

3. The network-powered switching device of claim 2, further comprising a unidirectional conducting unit electrically coupled between the first signal connection module and the network power supply module.

4. The network-powered switching device of claim 1 wherein the converter is electrically coupled to the bridge module and the network power module.

5. The network powered switching device of claim 1 further comprising a hub electrically coupled between the bridge module and the first signal connection module, the hub further electrically coupled between the bridge module and the second signal connection module; the second signal connection module is also used for providing data signals according to the specification of the data bus.

6. A power over network switching apparatus according to any one of claims 1 to 5 wherein said network socket supports power over Ethernet.

7. The network-powered switching device of claim 6 wherein the data bus is a universal serial bus and the first signal connection module is a universal serial bus socket.

8. The network-powered switching device of claim 7 wherein the second signal connection module is a universal serial bus socket.

9. The network-powered switching device of claim 6 wherein the data bus is a universal serial bus and the first signal connection module is a universal serial bus plug.

10. The network-powered switching device of claim 9 wherein the second signal connection module is a universal serial bus plug.

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