CN209402530U - Power supply circuit and ethernet connector - Google Patents

Abstract

The utility model relates to a kind of power supply circuit and include the power supply circuit ethernet connector, including power module, inductance and capacitor, the inductance includes that at least first input end and the first output end, the capacitor includes at least the second input terminal and second output terminal；The first input end is connect with power module；First output end is connect with the second input terminal.Passive Ethernet can be isolated electric power and data-signal by Capacitor apart for power supply circuit, the electric power of power module can be filled into using inductance and be connected to the cable of the first output end up, to realize the power supply circuit and include that the ethernet connector of the power supply circuit can transmit data-signal and electricity, when by low-power equipment and power supply circuit and/or when including that the ethernet connector of the power supply circuit is connect, without being additionally provided adapter.

Description

Power supply circuit and ethernet connector

Technical field

The utility model relates to fields of communication technology, and in particular to a kind of power supply circuit and include the power supply circuit with Too net connector.

Background technique

Communicating skill field middle low power equipment such as: router, interchanger, monitor camera, wireless aps, IP phone net Network equipment is seen everywhere in we live, but these low-power equipments are required through the normal work of power supply adaptor ability Make.It to be often laid near high-voltage alternating line to equipment when installing these low-power equipments on the market at present, then use power supply Adapter converts alternating current to direct current and supplies electricity to the power supply of these low-power equipments, therefore is routed very troublesome.

In order to solve wiring problem, in the prior art by increasing a POE switch power source adapter (Power Over Ethernet is referred in the case where existing Ethernet Cat.5 is routed architecture and does not make any changes, for some bases While the low-power equipment of IP transmits data-signal, moreover it is possible to provide the technology of direct current supply for such low-power equipment), such as Application No. is a kind of POE switch power source adapters disclosed in 200810028515.7.But existing POE switch power source adapter In PSE (POWER SOURCING EQUIPMENT- power supply unit) and low-power equipment network worn using twisted pair simultaneously The good DC power supply of signal, since area occupied is larger on circuit boards leads to that the production cost increases for it.

Utility model content

To solve wiring problem, the utility model provides a kind of power supply circuit and the Ethernet connection with the power supply circuit Device, the power supply circuit and/or ethernet connector can reduce production cost and alternative existing power supply adapter sets for small-power Available electricity simultaneously transmits data.

A kind of power supply circuit, including power module, inductance and capacitor, the inductance include at least first input end and first Output end, the capacitor include at least the second input terminal and second output terminal；The first input end is connect with power module；The One output end is connect with the second input terminal.

Preferably, the electric first output end output data and direct current.

Preferably, the second output terminal output data.

Preferably, the quantity of the inductance is greater than or equal to 1；The quantity of the capacitor is greater than or equal to 1.

Preferably, each inductance includes at least one first output end.

Preferably, each first output end is connect with the second input terminal of a capacitor.

In order to solve wiring problem, the utility model also provides a kind of ethernet connector, including power supply circuit and network Interface, the power supply circuit are connect with network interface；The power supply circuit can be network interface transfers electric power and data-signal；It is described Power supply circuit is above-described power supply circuit.

Preferably, the network interface is RJ45 network interface.

Preferably, the network interface includes at least first interface and second interface；The first interface and power supply circuit Inductance connection；The capacitance connection of the second interface and power supply circuit.

Preferably, the first interface transmits electricity, which connect with low-power equipment.

The utility model has the beneficial effects that

Compared with prior art,

Power supply circuit described in the utility model and include the power supply circuit ethernet connector in, be provided with electricity Sense and the capacitor being connect with the first output end of inductance, so that passive Ethernet can be passed through to Capacitor apart to electric power and data Signal is isolated, and can be filled into the electric power of power module using inductance and is connected to the cable of the first output end up, from And the component connecting with the first output end is powered, realize the power supply circuit and include the power supply circuit with Too net connector can transmit data-signal and electricity, when by low-power equipment and power supply circuit and/or include that the power supply is electric When the ethernet connector connection on road, which can by power supply circuit and/or include directly the power supply circuit Ethernet connector it is powered, so as to avoid and the case where be routed outside.

Detailed description of the invention

Fig. 1 is a kind of module that power supply circuit is connect with network interface signal in specific embodiment of the present utility model Figure；

Fig. 2 is a kind of circuit diagram that power supply circuit is connect with network interface in specific embodiment of the present utility model；

Fig. 3 is a kind of power module schematic diagram in specific embodiment of the present utility model.

Specific embodiment

In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model:

Referring to Fig.1 with Fig. 2, the present embodiment discloses a kind of power supply circuit 100, including power module 1, inductance 2 and capacitor 3. The power module 1 can be used for providing electricity for power supply circuit 100.When the power supply circuit 100 is set to ethernet connector When, the power module 1 can also provide electricity for entire ethernet connector.Preferably the power module 1 may be used also Circuit diagram for DC power supply, the power module 1 can refer to Fig. 3.Furthermore the power module 1 can also connect alternating current, and alternating current is turned Change direct current into；Certain power module 1 can also connect the energy storage device with energy storage function, such as UPS (Uninterruptible Power System, uninterruptible power supply).The inductance 2 includes at least first input end 21 and first Output end 22.The capacitor 3 includes at least the second input terminal 31 and second output terminal 32.The first input end 21 and power supply mould Block 1 connects.First output end 22 is connect with the second input terminal 31.First output end 22 and second output terminal 32 also respectively can With connected with network cable, power interface and/network interface of network interface or low-power equipment etc. zero is connected by cable.

Electric power is filled on inductance 2 by power module 1 described in the present embodiment, and is believed with 3 isolation coupling data of capacitor Number, so that transmitting electric power and data-signal in the first output end 22, low-power equipment can directly pass through cable and the first output 22 connection of end reduces construction wiring, can also improve low-power equipment so as to save the power supply adaptor of low-power equipment Safety.Preferably, the electric power can be direct current.

As a preferred embodiment, electric first output end, 22 outputting data signals and direct current.First output end 22 The outputting data signals and direct current of output can be used by low-power equipment.When by low-power equipment by cable be connected to this When one output end outputting data signals and direct current, which can be realized the effect of energization and networking, without It powers to low-power equipment optional equipment power supply adaptor for it.

As a preferred embodiment, since capacitor 3 couples the effect of isolated data signal, by capacitor 3 to electric power and data Signal is isolated, so that the second output terminal exports 32 data, so as to prevent electric power to be concatenated into the first output end The data input port of cable and/or low-power equipment.Preferably, the second output terminal 32 can be exported with unregulated power.

As a preferred embodiment, in order to improve power supply circuit 100 and/or include the power supply circuit 100 Ethernet connect Connect the versatility of device, or in order to increase power supply circuit 100 and/or include that the Ethernet of the power supply circuit 100 connects Device connects the quantity of low-power equipment, and in the present embodiment, the quantity of the inductance 2 can be greater than or equal to 1.The capacitor 3 Quantity can be greater than or equal to 1.Referring for example to shown in Fig. 2, the quantity of the inductance 2 is 4 (L1-L4), certainly electricity The quantity of sense 2 can be arranged to N number of according to actual needs, and N is natural number.Mode and power supply mould in parallel can be used in the inductance 2 Block 1 connects.Preferably, each inductance 2 includes at least one first output end 22.Each inductance 21 may be used also Including at least one first input end 21, when the power module 1 is to include the DC power supplier of positive and negative anodes, Ge Gesuo Stating inductance may also include at least one positive first input end 21 and at least one negative input 21.

As a preferred embodiment, in order to the power supply circuit 100 and/or include the power supply circuit 100 Ethernet The low-power equipment for connecing device can be normally energized and receiving and transmitting data signals, each first output end 22 and an electricity Hold 3 the second input terminal 31 connection.Preferably, each first output end 22 can pass through cable and an electricity Holding 3 connections or each capacitor 3 can be connect by cable with first output end 22 respectively.The quantity of the capacitor 3 with Compared to that can be more than or equal to or be less than, particular number can be set the quantity of first output end 22 according to the actual situation It sets.As further preferred scheme, the quantity of the capacitor 3 is equal with the quantity of first output end 22.

In order to realize that network interface can transmit electric power and data, so as to save the power supply adaptor of low-power equipment, Reduce the effect of construction wiring.The embodiments of the present invention can with a kind of ethernet connector, including power supply circuit 100 and Network interface 200.The power supply circuit 100 can be above each power supply circuit 100 as described in the examples, the network interface 200 connect with power supply circuit 100.After electric power and data-signal are isolated by power supply circuit 100, so that The network interface 200 can transmit electric power and data.Preferably, the electric power can be direct current.Preferably, the ether Net connector can be POE connector.

As a preferred embodiment, in order to enable the ethernet connector has preferable communication efficiency, the network is connect Mouthfuls 200 can be RJ45 network interface or for other of equivalent effect or similar functions network interface.

As a preferred embodiment, in order to which preferably electric power and data information are isolated, the network interface 200 is at least Including first interface B and second interface A.The first interface B can be connect by cable with the inductance 2 of power supply circuit 100.Institute Stating second interface A can be connect by cable with the capacitor 3 of power supply circuit 100.Preferably due to which the first of the inductance 2 exports Defeated 22 are held to go out to have electric power and data-signal, therefore the first interface B can transmit electricity, first interface B is set with small-power Standby connection, to be embodied as low-power equipment power supply.Preferably, the second interface A can not transmit electric power, still It can transmit data-signal.

In conclusion power supply circuit 100 described in the utility model and include the power supply circuit 100 Ethernet connect It connects that passive Ethernet can be isolated by capacitor 3 in device and electric power and data-signal is isolated, can be incited somebody to action using inductance 2 The electric power of power module 1, which is filled into, is connected to the cable of the first output end 22 up, so that connecting with the first output end 22 Component can be powered, realize the power supply circuit 100 and include that the ethernet connector of the power supply circuit 100 can transmit Data-signal and electricity, when by low-power equipment and power supply circuit and/or include the power supply circuit ethernet connector When connection, which directly can pass through power supply circuit and/or include the ethernet connector pair of the power supply circuit It is powered, so as to avoid and the case where be routed outside, achieve the effect that reduce cost, but also the safety of network can be improved Property.

It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas Corresponding change and deformation, and all these changes and deformation all should belong to the protection of the utility model claims Within the scope of.

It should be understood that embodiment described above is only the utility model a part of the embodiment, rather than all Embodiment.Embodiment and the "an" of singular used in the attached claims, " described " and "the" are also intended to Including most forms, unless the context clearly indicates other meaning.

Claims (10)

1. a kind of power supply circuit, including power module, it is characterised in that: further include inductance and capacitor, the inductance includes at least First input end and the first output end, the capacitor include at least the second input terminal and second output terminal；The first input end It is connect with power module；First output end is connect with the second input terminal.

2. power supply circuit according to claim 1, it is characterised in that: the electric first output end output data and direct current Electricity.

3. power supply circuit according to claim 1, it is characterised in that: the second output terminal output data.

4. power supply circuit according to claim 1-3, it is characterised in that: the quantity of the inductance is greater than or equal to 1；The quantity of the capacitor is greater than or equal to 1.

5. power supply circuit according to claim 4, it is characterised in that: each inductance includes at least one first output End.

6. power supply circuit according to claim 5, it is characterised in that: the of each first output end and a capacitor The connection of two input terminals.

7. a kind of ethernet connector, which is characterized in that including power supply circuit and network interface, the power supply circuit connects with network Mouth connection；The power supply circuit power supply circuit as claimed in any one of claims 1 to 6.

8. ethernet connector according to claim 7, it is characterised in that: the network interface is RJ45 network interface.

9. ethernet connector according to claim 7, it is characterised in that: the network interface includes at least first interface And second interface；The inductance connection of the first interface and power supply circuit；The capacitance connection of the second interface and power supply circuit.

10. ethernet connector according to claim 9, it is characterised in that: the first interface transmits electricity, this first Interface is connect with low-power equipment.