CN110289972B - Network equipment and network system based on Ethernet - Google Patents
Network equipment and network system based on Ethernet Download PDFInfo
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- CN110289972B CN110289972B CN201910445559.8A CN201910445559A CN110289972B CN 110289972 B CN110289972 B CN 110289972B CN 201910445559 A CN201910445559 A CN 201910445559A CN 110289972 B CN110289972 B CN 110289972B
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Abstract
The invention discloses a network device and a network system based on Ethernet, wherein the network device comprises: the Ethernet powered port module is used for connecting PoE power supply equipment; the power interface module is used for connecting commercial power or direct current; the power access control module is used for controlling the Ethernet power receiving port module or the power interface module which obtains power correspondingly to provide power for the power supply port module when detecting that the Ethernet power receiving port module or the power interface module obtains the power; and the power supply port module is used for connecting the powered device. The network equipment increases the flexibility of power supply of the network equipment and ensures the stability of power supply. And through setting up the patch cord of connecting power supply port module and powered device simultaneously, reduced the quantity of power supply unit, have energy-concerving and environment-protective effect.
Description
Technical Field
The present invention relates to the field of ethernet power supply technologies, and in particular, to an ethernet-based network device and a network system.
Background
With the continuous development of scientific technology and network technology, the internet gradually becomes an indispensable part of people's life, which makes desktop network devices such as small switches and routers more and more popular.
The network device is usually deployed in a position visible to a user, and can obtain power through an ac mains, a power adapter, or a PoE power supply device, and the network device itself can also supply power to other powered devices, so that a network constructed by using the network devices brings great convenience to people. However, in the process of implementing the present invention, the present inventors found that the prior art has at least the following technical problems:
at present, network devices are all network cables through RJ45 interfaces, and power is supplied to powered devices in two forms of standard PoE or custom non-standard PoE, which makes the network devices have low flexibility in power supply.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a network device and a network system based on ethernet, which can increase the flexibility of power supply of the network device.
In order to solve the above technical problem, the present invention provides an ethernet-based network device, which includes an ethernet powered port module, a power interface module, a power access control module, and a power supply port module;
the Ethernet powered port module is used for connecting PoE power supply equipment to obtain a power supply;
the power interface module is used for connecting commercial power or direct current to obtain a power supply;
the power access control module is used for controlling the power supply provided by the Ethernet powered port module to the power supply port module when detecting that the Ethernet powered port module obtains the power supply; when the power supply interface module is detected to obtain power supply, controlling the power supply interface module to provide power supply for the power supply port module; when the Ethernet powered port module and the power interface module are detected to obtain power, controlling the Ethernet powered port module or the power interface module to supply power to the power supply port module according to preset priority configuration;
the power supply port module is used for connecting a powered device so as to provide power for the powered device when obtaining power.
As a preferred scheme, the ethernet-based network device further includes a patch cord, one end of the patch cord is provided with a first connecting piece, the other end of the patch cord is provided with a second connecting piece, the first connecting piece is connected with the power supply port module, and the second connecting piece is connected with the power receiving port of the power receiving device.
Preferably, the first connector is an RJ45 plug or an RJ45 interface; the second connecting piece is any one of a Micro-USB plug, a USB 3.0 plug, a Type-C plug, a Lighting plug, a DC plug, a Micro-USB interface, a USB 3.0 interface, a Type-C interface, a Lighting interface or a DC interface.
As a preferred scheme, the ethernet powered port module includes a first ethernet port, a first ethernet transformer and an ethernet powered module, one end of the first ethernet port is used for connecting PoE power supply equipment, the other end of the first ethernet port is connected to one end of the first ethernet transformer and the input end of the ethernet powered module, respectively, and the output end of the ethernet powered module is connected to the power access control module.
Preferably, the ethernet powered port module further comprises a first DC-DC converter; then the process of the first step is carried out,
the output end of the Ethernet power receiving module is connected with the power access control module, and specifically comprises:
and the output end of the Ethernet power receiving module is connected with the power access control module through the first DC-DC converter.
Preferably, the power interface module includes a power interface, one end of the power interface is used for connecting with a mains supply or a direct current, and the other end of the power interface is connected with the power access control module.
Preferably, the power interface module further comprises an AC/DC conversion module; then the process of the first step is carried out,
the other end of the power interface is connected with the power access control module, and specifically comprises the following steps:
the other end of the power interface is connected with the input end of the AC/DC conversion module, and the output end of the AC/DC conversion module is connected with the power access control module.
Preferably, the power interface module further comprises a second DC-DC converter; then the process of the first step is carried out,
the output end of the AC/DC conversion module is connected with the power access control module, and the AC/DC conversion module specifically comprises:
and the output end of the AC/DC conversion module is connected with the power access control module through the second DC-DC converter.
Preferably, the power supply port module includes a second ethernet port and a second ethernet transformer, where one end of the second ethernet port is used to connect to a powered device, and the other end of the second ethernet port is connected to the second ethernet transformer and the power access control module, respectively.
In order to solve the same technical problem, an embodiment of the present invention further provides a network system, which includes a powered device and the ethernet-based network device, where the network device is connected to the powered device.
Compared with the prior art, the network device and the network device based on the ethernet according to the embodiments of the present invention obtain power by setting the ethernet powered port module and the power interface module simultaneously, and enable the power access control module to control the power supplied to the power supply port module by the ethernet powered port module when detecting that the ethernet powered port module obtains power, control the power supplied to the power supply port module by the power interface module when detecting that the power interface module obtains power, and control the power supplied to the power supply port module by the ethernet powered port module or the power interface module according to a preset priority configuration when detecting that both the ethernet powered port module and the power interface module obtain power, so as to implement power supply to a powered device, therefore, the flexibility of power supply of the network equipment is increased, and the stability of the power supply of the network equipment is ensured. In addition, the network device sets the patch cord connecting the power supply port module 14 and the powered device 2 at the same time, thereby avoiding the need of setting more power supply devices to supply power to other powered devices, effectively reducing the number of the power supply devices, and achieving good effects of energy conservation and environmental protection.
Drawings
Fig. 1 is a schematic structural diagram of an ethernet-based network device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of another ethernet-based network device according to an embodiment of the present invention;
fig. 3 is a schematic connection diagram of a power port module, a patch cord and a powered device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a network system according to an embodiment of the present invention.
Wherein, 1, network equipment; 11. an Ethernet powered port module; 111. a first Ethernet port; 112. a first Ethernet transformer; 113. an Ethernet powered module; 114. a first DC-DC converter; 12. a power interface module; 121. a power interface; 122. an AC/DC conversion module; 123. a second DC-DC converter; 13. the power supply is connected to the control module; 14. a power supply port module; 141. a second Ethernet port; 142. a second Ethernet transformer; 15. a patch cord; 2. a power receiving apparatus; 21. a power receiving port.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to fig. 2, an embodiment of the present invention provides an ethernet-based network device 1, which includes an ethernet powered port module 11, a power interface module 12, a power access control module 13, and a power supply port module 14;
the ethernet powered port module 11 is configured to connect to a PoE power supply device to obtain a power supply;
the power interface module 12 is used for connecting commercial power or direct current to obtain a power supply;
the power access control module 13 is configured to control the power supplied to the power supply port module 14 by the power receiving ethernet port module 11 when detecting that the power is obtained by the power receiving ethernet port module 11; when detecting that the power interface module 12 obtains power, controlling the power interface module 12 to provide power to the power port module 14; when detecting that both the ethernet powered port module 11 and the power interface module 12 obtain power, controlling the ethernet powered port module 11 or the power interface module 12 to provide power to the power supply port module 14 according to a preset priority configuration;
the power supply port module 14 is configured to connect to the powered device 2 to provide power to the powered device 2 when obtaining power.
Specifically, as shown in fig. 1, an input end of the ethernet powered port module 11 is used for connecting a PoE power supply device, and an output end of the ethernet powered port module 11 is connected to a control end of the power access control module 13; the input end of the power interface module 12 is used for connecting commercial power or direct current, and the output end of the power interface module 12 is connected with the control end of the power access control module 13; the output end of the power access control module 13 is connected to the input end of the power supply port module 14, and the output end of the power supply port module 14 is used for connecting the powered device 2. By setting the ethernet powered port module 11 and connecting the input end of the ethernet powered port module 11 to PoE power supply equipment, a power supply is obtained from the PoE power supply equipment; meanwhile, the power interface module 12 is arranged, and the input end of the power interface module 12 is connected with commercial power or direct current, so that power can be obtained through the commercial power or the direct current; and by connecting the output of the ethernet powered port module 11 and the output of the power interface module 12 to the control terminal of the power access control module 13, and connecting the output of the power access control module 13 to the input of the power supply port module 14, the power access control module 13 can control the power supply from the ethernet powered port module 11 to the power supply port module 14 when detecting that the ethernet powered port module 11 obtains power, control the power supply from the power interface module 12 to the power supply port module 14 when detecting that the power interface module 12 obtains power, and control the power supply from the ethernet powered port module 11 or the power interface module 12 to the power supply port module 14 according to the preset priority configuration when detecting that the ethernet powered port module 11 and the power interface module 12 both obtain power, therefore, power supply is carried out on the powered device 2 connected with the network device 1, the flexibility of power supply of the network device is improved, and the stability of power supply of the network device is ensured.
It should be noted that, the power access control module 13 detects whether the ethernet powered port module 11 and the power interface module 12 obtain power by detecting input voltages of the ethernet powered port module 11 and the power interface module 12; of course, it may also be detected whether the ethernet powered port module 11 and the power interface module 12 obtain power by detecting parameters such as input current, and the invention is not limited thereto.
In addition, in a preferred embodiment, the preset priority configuration specifically includes: when the input voltage of the ethernet powered port module 11 is greater than the input voltage of the power interface module 12, selecting the ethernet powered port module 11 as primary power supply and the power interface module 12 as secondary power supply; namely, controlling the power supply from the powered ethernet port module 11 to the power supply port module 14, and during this power supply, if the power supply from the powered ethernet port module 11 is lost, controlling the power supply from the power interface module 12 to the power supply port module 14; when the input voltage of the ethernet powered port module 11 is less than the input voltage of the power interface module 12, selecting the power interface module 12 as primary power supply, and the ethernet powered port module 11 as secondary power supply; i.e. to control the power supply from the power interface module 12 to the power port module 14, and to control the power supply from the powered ethernet port module 11 to the power port module 14 if the power supply from the powered ethernet port module 11 is lost during this power supply. Therefore, in this embodiment, when it is detected that both the ethernet powered port module 11 and the power interface module 12 obtain power, the ethernet powered port module 11 or the power interface module 12 is controlled to provide power to the power supply port module 14 according to the preset priority configuration, so that when the main power supply is lost, the power can be timely supplemented through the auxiliary power supply, and the power supply stability of the network device is further ensured. Certainly, the priority configuration is not limited to the above setting, and the priority configuration may be set according to an actual situation in this embodiment, which is not described herein more.
As shown in fig. 2, in order to enable the ethernet powered port module 11 to obtain power from the PoE power sourcing equipment, in this embodiment, the ethernet powered port module 11 includes a first ethernet port 111, a first ethernet transformer 112 and an ethernet powered module 113, one end of the first ethernet port 111 is used for connecting to the PoE power sourcing equipment, the other end of the first ethernet port 111 is connected to one end of the first ethernet transformer 112 and an input end of the ethernet powered module 113, respectively, and an output end of the ethernet powered module 113 is connected to the power access control module 13.
It should be noted that in this embodiment, one end of the first ethernet port 111 is connected to the input end of the ethernet powered port module 11, so that one end of the first ethernet port 111 is connected to the PoE power sourcing equipment; the output terminal of the ethernet power receiving module 113 is connected to the output terminal of the ethernet power receiving port module 11, so that the output terminal of the ethernet power receiving module 113 is connected to the control terminal of the power access control module 13. The PoE power supply device is connected to one end of the first ethernet port 111, so as to obtain a power source from the PoE power supply device, and the other end of the first ethernet port 111 is connected to one end of the first ethernet transformer 112 and an input end of the ethernet power receiving module 113, respectively, and an output end of the ethernet power receiving module 113 is connected to the power access control module 13, so that the first ethernet port 111 can transmit the obtained power source to the power access control module 13, and further, when the power access control module 13 controls the ethernet power receiving port module 11 to provide a power source to the power supply port module 14, the power access control module 13 can transmit the power source to the power supply port module 14.
Specifically, since the first ethernet transformer 112 is generally mounted on a PCB (printed circuit Board) Board of a product, the first ethernet transformer 112 is connected to the first ethernet port 111 through a PCB trace and an ethernet cable; the first ethernet transformer 112 includes 4 line-pair center taps, the first ethernet port 111 includes 4 line pairs, and the first ethernet transformer 112 is connected to the first ethernet port 111 through the PCB trace and the ethernet line, specifically: each line-to-center tap of the first ethernet transformer 112 is connected to a corresponding line-to-line of the first ethernet port 111 through the PCB trace and the ethernet line. It should be noted that, when it is not necessary to use 4 line pairs to transmit data, it is not required that the ethernet powered modules 113 are connected to the center taps of the first ethernet transformers 112 one by one, but the ethernet powered modules 113 are connected to the corresponding lines of the first ethernet ports 111 one by one. Therefore, the power obtained from the PoE power sourcing equipment by the first ethernet port 111 will pass through the line-to-center tap of the first ethernet transformer 112, or be directly loaded between the ethernet powered modules 113 to form an output voltage, and then the ethernet powered modules 113 transmit the power to the power access control module 13.
In the embodiment of the present invention, the ethernet powered port module 11 adopts an existing standard PoE powered scheme to provide power to the power supply port module 14, such as the international standard IEEE 802.3 af/at; of course, the ethernet powered port module 11 may also use a self-defined non-standard PoE powered scheme to provide power to the power supply port module 14, which is not described herein in further detail.
In the embodiment of the present invention, in order to ensure that the required power can be provided to the power supply port module 14 through the powered ethernet port module 11, the powered ethernet port module 11 in this embodiment further includes a first DC-DC converter 114; then the process of the first step is carried out,
the output end of the ethernet power receiving module 113 is connected to the power access control module 14, specifically:
the output terminal of the ethernet power receiving module 113 is connected to the power access control module 14 through the first DC-DC converter 114.
It should be noted that, the output end of the ethernet power receiving module 113 is connected to the output end of the ethernet power receiving port module 11, specifically: the output terminal of the power over ethernet module 113 is connected to the output terminal of the power over ethernet port module 11 through the first DC-DC converter 114. By configuring the first DC-DC converter 114, the voltage of the power source obtained from the PoE power supply device can be converted into a required voltage by the first DC-DC converter 114, and then the required voltage is provided to the power port module 14, so as to provide the required power source for the powered device 2.
As shown in fig. 2, in order to enable the power interface module 12 to obtain power from the commercial power or the direct current, in this embodiment, the power interface module 12 includes a power interface 121, one end of the power interface 121 is used to connect the commercial power or the direct current, and the other end of the power interface 121 is connected to the power access control module 13.
It should be noted that the other end of the power interface 121 is connected to the output end of the power interface module 12, so that the other end of the power interface 121 is connected to the control end of the power access control module 13. Through making mains supply or direct current are connected to power interface 121's one end, power interface 121's the other end with power access control module 13 is connected, makes power interface 121 can with follow the mains supply or the power transmission that obtains in the direct current extremely power access control module 13 makes power access control module 13 control by power interface module 12 is to when power supply port module 14 provides the power, power access control module 13 can with power transmission extremely power supply port module 14. In a preferred embodiment, the power interface module 12 further includes an AC/DC conversion module 122; then the process of the first step is carried out,
the other end of the power interface 121 is connected to the power access control module 13, and specifically includes:
the other end of the power interface 121 is connected to an input end of the AC/DC conversion module 122, and an output end of the AC/DC conversion module 122 is connected to the power access control module 13.
It should be noted that the other end of the power interface 121 is connected to the output end of the power interface module 12, specifically: the other end of the power interface 121 is connected to the output end of the power interface module 12 through the AC/DC conversion module 122. The AC/DC conversion module 122 is configured to convert the AC power obtained by the power interface 121 into DC power.
In another preferred embodiment, the network device further comprises an external AC/DC converter; then the process of the first step is carried out,
one end of the power interface is used for connecting a mains supply or a direct current, and specifically comprises the following steps:
one end of the power interface is connected with commercial power or direct current through the external AC/DC converter.
In the embodiment of the present invention, in order to ensure that the required power can be supplied to the power supply port module 14 through the power supply interface module 12, the power supply interface module 12 further includes a second DC-DC converter 123 in this embodiment; then the process of the first step is carried out,
the output end of the AC/DC conversion module 122 is connected to the power access control module 13, and specifically includes:
the output end of the AC/DC conversion module 122 is connected to the power access control module 13 through the second DC-DC converter 123.
It should be noted that the other end of the power interface 121 is connected to the output end of the power interface module 12, specifically: the other end of the power interface 121 is connected to the output end of the power interface module 12 through the AC/DC conversion module 122 and the second DC-DC converter 123 in sequence. By providing the second DC-DC converter 123, the voltage of the power source obtained from the utility power or the direct current can be converted into the required voltage by the second DC-DC converter 123, and then provided to the power supply port module 14, so as to provide the required power source for the powered device 2.
As shown in fig. 2, in order to provide power to the powered device 2 through the power supply port module 14, in this embodiment, the power supply port module includes a second ethernet port 141 and a second ethernet transformer 142, one end of the second ethernet port 141 is used for connecting the powered device 2, and the other end of the second ethernet port 141 is connected to the second ethernet transformer 142 and the power access control module 13, respectively. By connecting one end of the second ethernet port 141 to the powered device 2 and connecting the other end of the second ethernet port 141 to the second ethernet transformer 142 and the power access control module 13, the power transmitted to the power access control module 13 can be provided to the powered device 2 through the second ethernet port 141, so as to supply power to the powered device 2.
Specifically, since the second ethernet transformer 142 is generally mounted on a PCB of a product, the second ethernet transformer 142 is also connected to the second ethernet port 141 through a PCB trace and an ethernet cable; the second ethernet transformer 142 includes 4 line-to-line center taps, the second ethernet port 141 includes 4 line-to-line pairs, and the second ethernet transformer 142 is connected to the second ethernet port 141 through the PCB trace and the ethernet line, specifically: each line-to-center tap in the second ethernet transformer 142 is connected to a corresponding line-to-line of the second ethernet port 141 through the PCB trace and the ethernet line. In addition, the output terminal of the power access control module 13 is connected to the line pair in the second ethernet port 141. The manner of accessing the line pair in the second ethernet port 141 by the power access control module 13 may be set according to an ethernet port protocol, for example, when the second ethernet port 141 is a gigabit ethernet port, the power access control module may access a center tap of any two line pairs on the second ethernet transformer 142 side; when the second ethernet port 141 is a ten mega/hundred mega ethernet port, the two pairs of communication lines may be connected to the center tap of the second ethernet transformer 142, or may be directly connected to the two spare lines of the second ethernet port 141, which is not limited in the present invention. Therefore, the power transmitted from the ethernet powered port module 11 or the power interface module 12 to the power access control module 13 may be tapped through the line pair center of the second ethernet transformer 142, or directly loaded between the second ethernet ports 141 to form an output voltage, so that the power supply port module 14 provides power to the powered device 2 when obtaining power.
Example two
As shown in fig. 3, the ethernet-based network device in this embodiment is different from the first embodiment in that the ethernet-based network device further includes a patch cord 15, one end of the patch cord 15 is provided with a first connecting component (not shown), the other end of the patch cord 15 is provided with a second connecting component (not shown), the first connecting component is connected to the power supply port module 14, and the second connecting component is connected to the power receiving port 21 of the power receiving device 2.
Specifically, since the power supply port module 14 includes the second ethernet port 141, the first connector is connected to the power supply port module 14, specifically: the first connector is connected to the second ethernet port 141. The first connecting piece is a plug or an interface, and the second connecting piece is a plug or an interface; the type of the first connector matches with the type of the second ethernet port 141, and the type of the second connector matches with the type of the powered port 21 of the powered device 2. By providing the patch cord 15, the network device 1 can supply power to the powered device 2.
It should be noted that the types of the first connecting element and the second connecting element of the patch cord 15 may be set according to actual use requirements, and it is only necessary to ensure that the network device 1 and the powered device 2 can be connected through the first connecting element and the second connecting element of the patch cord 15, so as to supply power to the powered device 2.
In the embodiment of the present invention, because the existing network devices are all network cables equipped with RJ45 interfaces, and power is supplied to the powered device in two forms, namely standard PoE or custom non-standard PoE, the existing network devices can only supply power to the corresponding powered device, which limits the power supply of the network devices, and thus more power supply devices need to be provided to supply power to different powered devices. In order to effectively reduce the number of power supply devices, preferably, the first connector of the patch cord 15 in this embodiment is an RJ45 plug or an RJ45 interface; the second connecting piece is any one of a Micro-USB plug, a USB 3.0 plug, a Type-C plug, a Lighting plug, a DC plug, a Micro-USB interface, a USB 3.0 interface, a Type-C interface, a Lighting interface or a DC interface.
Specifically, when the first connector is an RJ45 plug, the first connector is plugged into the second ethernet port 141, so that one end of the patch cord 15 is connected to the second ethernet port 141; when the first connector is an RJ45 interface, the first connector is connected to the second ethernet port 141 through a network cable. In addition, the type of the second connector matches the type of the power receiving port 21 of the power receiving apparatus 2; for example, when the power receiving port 21 of the power receiving device 2 is a Micro-USB interface, the second connector is correspondingly a Micro-USB plug; when the power receiving port 21 of the power receiving device 2 is a USB 3.0 interface, the second connector is a USB 3.0 plug correspondingly; when the power receiving port 21 of the power receiving device 2 is a Type-C interface, the second connecting member is a Type-C plug correspondingly; when the power receiving port 21 of the power receiving device 2 is a Lighting interface, the second connector is a Lighting plug correspondingly; when the power receiving port 21 of the power receiving device 2 is a DC interface, the second connector is a DC plug accordingly.
In the embodiment of the present invention, the first connector is configured as an RJ45 plug or an RJ45 interface, so that one end of the patch cord 15 is connected to the second ethernet port 141, and the second connector is configured as any one of a Micro-USB plug, a USB 3.0 plug, a Type-C plug, a Lighting plug, a DC plug, a Micro-USB interface, a USB 3.0 interface, a Type-C interface, a Lighting interface, or a DC interface, so that the other end of the patch cord 15 is connected to the corresponding powered port 21 of the powered device 2, and an ethernet power supply manner is adopted, in which the power access control module 13 controls the ethernet powered port module 11 or the power interface module 12 to provide power to the power supply port module 14, so as to convert a PoE power supply manner into a manner supporting more user interfaces, thereby improving flexibility of use, and further, the situation that more power supply equipment needs to be arranged to supply power for other power receiving equipment is avoided, the number of the power supply equipment is effectively reduced, and good energy-saving and environment-friendly effects are achieved. In addition, the network device of the embodiment of the invention utilizes the PoE power supply characteristic, and can support remote power supply compared with power supply forms such as USB and the like.
In the embodiment of the present invention, the patch cord 15 includes at least two line pairs, wherein the two line pairs form a charging voltage positive pole and a charging voltage negative pole.
In addition, other structures and operation principles of the ethernet-based network device 1 of this embodiment are the same as those of the first embodiment, and are not described herein again.
EXAMPLE III
As shown in fig. 4, a network system according to a preferred embodiment of the present invention further includes a powered device 2 and the ethernet-based network device 1 according to the first or second embodiment, where the network device 1 is connected to the powered device 2.
Specifically, the network device 1 is connected to the powered device 2 through the patch cord 15.
In addition, the structure and the working principle of the network device 1 may refer to the first and second embodiments, which are not described herein.
In summary, the present invention provides an ethernet-based network device and a network system, where the ethernet-based network device 1 includes an ethernet powered port module 11, a power interface module 12, a power access control module 13, and a power supply port module 14; the ethernet powered port module 11 is configured to connect to a PoE power supply device to obtain a power supply; the power interface module 12 is used for connecting commercial power or direct current to obtain a power supply; the power access control module 13 is configured to control the power supplied to the power supply port module 14 by the power receiving ethernet port module 11 when detecting that the power is obtained by the power receiving ethernet port module 11; when detecting that the power interface module 12 obtains power, controlling the power interface module 12 to provide power to the power port module 14; when detecting that both the ethernet powered port module 11 and the power interface module 12 obtain power, controlling the ethernet powered port module 11 or the power interface module 12 to provide power to the power supply port module 14 according to a preset priority configuration; the power supply port module 14 is configured to connect to the powered device 2 to provide power to the powered device 2 when obtaining power. The power is obtained by setting the ethernet powered port module 11 and the power interface module 12 simultaneously, and the power access control module 13 controls the power supply from the ethernet powered port module 11 to the power supply port module 14 when detecting that the ethernet powered port module 11 obtains power, controls the power supply from the power interface module 12 to the power supply port module 14 when detecting that the power interface module 12 obtains power, and controls the power supply from the ethernet powered port module 11 or the power interface module 12 to the power supply port module 14 according to a preset priority configuration when detecting that the ethernet powered port module 11 and the power interface module 12 both obtain power, so as to realize power supply for the powered device, thereby increasing the flexibility of power supply for the network device, the stability of power supply of the network equipment is ensured; in addition, by simultaneously setting the patch cord for connecting the power supply port module 14 and the powered device 2, more power supply devices are prevented from being required to be set to supply power to other powered devices, the number of the power supply devices is effectively reduced, and good energy-saving and environment-friendly effects are achieved.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (8)
1. A network device based on Ethernet is characterized by comprising an Ethernet power receiving port module, a power interface module, a power access control module and a power supply port module;
the Ethernet powered port module is used for connecting PoE power supply equipment to obtain a power supply;
the power interface module is used for connecting commercial power or direct current to obtain a power supply;
the power access control module is used for controlling the power supply provided by the Ethernet powered port module to the power supply port module when detecting that the Ethernet powered port module obtains the power supply; when the power supply interface module is detected to obtain power supply, controlling the power supply interface module to provide power supply for the power supply port module; when the Ethernet powered port module and the power interface module are detected to obtain power, controlling the Ethernet powered port module or the power interface module to supply power to the power supply port module according to preset priority configuration;
the power supply port module is used for connecting a powered device to provide power to the powered device when obtaining the power;
the network equipment further comprises a patch cord, wherein a first connecting piece is arranged at one end of the patch cord, a second connecting piece is arranged at the other end of the patch cord, the first connecting piece is connected with the power supply port module, and the second connecting piece is connected with a power receiving port of the power receiving equipment;
the first connecting piece is an RJ45 plug or an RJ45 interface; the second connecting piece is any one of a Micro-USB plug, a USB 3.0 plug, a Type-C plug, a Lighting plug, a DC plug, a Micro-USB interface, a USB 3.0 interface, a Type-C interface, a Lighting interface or a DC interface.
2. The ethernet-based network device according to claim 1, wherein the powered ethernet port module comprises a first ethernet port, a first ethernet transformer and a powered ethernet module, one end of the first ethernet port is used for connecting a PoE power supply device, the other end of the first ethernet port is connected to one end of the first ethernet transformer and the input end of the powered ethernet module, respectively, and the output end of the powered ethernet module is connected to the power access control module.
3. The ethernet-based network device of claim 2, wherein the ethernet powered port module further comprises a first DC-DC converter; then the process of the first step is carried out,
the output end of the Ethernet power receiving module is connected with the power access control module, and specifically comprises:
and the output end of the Ethernet power receiving module is connected with the power access control module through the first DC-DC converter.
4. The ethernet-based network device of claim 1, wherein the power interface module comprises a power interface, one end of the power interface is used for connecting to a mains or a direct current, and the other end of the power interface is connected to the power access control module.
5. The Ethernet-based network device of claim 4, wherein the power interface module further comprises an AC/DC conversion module; then the process of the first step is carried out,
the other end of the power interface is connected with the power access control module, and specifically comprises the following steps:
the other end of the power interface is connected with the input end of the AC/DC conversion module, and the output end of the AC/DC conversion module is connected with the power access control module.
6. The Ethernet-based network device of claim 5, wherein the power interface module further comprises a second DC-DC converter; then the process of the first step is carried out,
the output end of the AC/DC conversion module is connected with the power access control module, and the AC/DC conversion module specifically comprises:
and the output end of the AC/DC conversion module is connected with the power access control module through the second DC-DC converter.
7. The ethernet-based network device according to claim 1, wherein the power port module comprises a second ethernet port and a second ethernet transformer, one end of the second ethernet port is used for connecting a powered device, and the other end of the second ethernet port is connected to the second ethernet transformer and the power access control module, respectively.
8. A network system comprising a powered device and an ethernet-based network device according to any of claims 1-7, the network device being connected to the powered device.
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| CN110855559A (en) * | 2019-09-29 | 2020-02-28 | 国网浙江省电力有限公司宁波供电公司 | Intelligent gateway with access restriction |
| CN112422298B (en) * | 2020-10-21 | 2022-10-18 | 武汉虹信科技发展有限责任公司 | POE power supply device, method and system |
| CN112332515A (en) * | 2020-10-29 | 2021-02-05 | 西安易朴通讯技术有限公司 | Power supply device, computer equipment and power supply system of computer equipment |
| CN112564741B (en) * | 2020-12-07 | 2022-12-13 | 南京哈勃信息科技有限公司 | A system and method for transmitting Ethernet using a type C interface |
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