CN204539174U - A kind of simple and easy external power supply POE electric power system - Google Patents
A kind of simple and easy external power supply POE electric power system Download PDFInfo
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- CN204539174U CN204539174U CN201520260034.4U CN201520260034U CN204539174U CN 204539174 U CN204539174 U CN 204539174U CN 201520260034 U CN201520260034 U CN 201520260034U CN 204539174 U CN204539174 U CN 204539174U
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Abstract
The utility model relates to open one simple and easy external power supply POE electric power system.The output lead-in wire possessing the DC power supply panel air switch I of-48V that POE power supply station needs is connected with the input of the integrated data network switch sent for data-signal, the RJ45 interface of integrated data network switch is connected with RJ45 connector I, air switch II output of DC power supply panel lead-in wire line sequence 4,5 bare wire be wound around ground connection, 7,8 bare wires are wound around and meet-48V with RJ45 connector I line sent for data-signal to 1,2; 3,6 tandems are in network wiring unit, and the RJ45 interface of network wiring unit is connected with RJ45 connector II, and the RJ45 interface of receiving end equipment is connected with RJ45 connector III, and RJ45 connector II is connected by super Category-5 twisted pair with RJ45 connector III.The utility model reduces costs to greatest extent, simultaneously for guarantee electric power safety production scheduling, communication provide reliable and stable power supply.
Description
Technical field
The utility model relates to a kind of POE electric power system, particularly relates to a kind of simple and easy external power supply POE electric power system.Belong to communication power supply technical field.
Background technology
What is powered for POE? it is the abbreviation that active Ethernet is powered that POE powers, and along with the development of the communication technology, IP phone more and more will be applied in the communications field.Under communication synthesis data network current condition, due to the difference of engineering project, the function of the network switch of buying is different.Such as: in existing network, the service port of the switches such as Huawei S9306, S9303, S7703, S5352 that 66KV communication station, 220KV communication station purchase of powering all does not possess POE function of supplying power.Need its operational environment to provide alternating constant electric power plug socket when its carrying IP administration telephone and IP dispatching telephone, provide external interchange to turn DC plug and power, to be people be shortcoming touches off the interruption that plug or insert row power-off all can cause phone.In production application in these cases, unimpeded for ensureing the communication of IP phone, can in the direct current cabinet Nei Qu mono-tunnel DC power supply of the intelligent switch power source of conditions being possessed, for the relevant POE of the needs electric supply installations such as IP phone provide external POE power supply.But while employing POE power supply technique, can guarantee that existing structureization connects up safely and ensures the normal operation of existing network, and reduce costs to greatest extent, become the difficult problem that communication user is urgently to be resolved hurrily.
Summary of the invention
Utility model is exactly to solve the problems of the technologies described above, and provide a kind of simple and easy external direct current-48V power supply POE electric power system, reach the normal operation guaranteeing existing network, reduce costs to greatest extent, there is provided communication special uninterrupted power supply simultaneously, can ensure that electric power safety production scheduling, administration telephone communicate unimpeded, this device provides reliable and stable power supply, reaches the optimum efficiency that POE powers.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
A kind of simple and easy external power supply POE electric power system, its structure is as follows: the output lead-in wire possessing the DC power supply panel air switch I of-48V that POE power supply station needs is connected with the input of the integrated data network switch sent for data-signal, the RJ45 interface of integrated data network switch is connected with RJ45 connector I, air switch II output of DC power supply panel lead-in wire line sequence 4,5 bare wire be wound around ground connection, 7,8 bare wires are wound around and meet-48V with RJ45 connector I line sent for data-signal to 1,2; 3,6 tandems are in network wiring unit, and the RJ45 interface of network wiring unit is connected with RJ45 connector II, and the RJ45 interface of receiving end equipment is connected with RJ45 connector III, and RJ45 connector II is connected by super Category-5 twisted pair with RJ45 connector III.
Described receiving end equipment be in IP phone, wifi wireless local network connecting point AP and network video camera any one and more than one.
Described POE powers and adopts super Category-5 twisted pair and above standard as connecting media.
The utility model is for solving the POE electric power system carrying IP-based phone, wifi wireless local network connecting point AP, network video camera etc. on the Ethernet switch not possessing POE function of supplying power, the prerequisite that the utility model uses is the receiving end equipment of IP-based phone, wifi wireless local network connecting point AP, network video camera etc., and the switch not possessing POE function of supplying power realizes the powered function of POE.
Owing to adopting technique scheme, the utility model is made to reach following technique effect:
The utility model POE powers can provide communication special uninterrupted power supply, can the powering to equipment such as POE receiving end IP phone of safety and stability, is in particular and ensures the unimpeded of electric power safety production scheduling, administration telephone communication, provide reliable and stable power supply.The utility model structure is simple, easy to operate, practical, and cost is low, the external POE electric power system that use safety is stable, and the high reliability that external POE is powered is powered and become possibility, is beneficial to very much data communication field and applies.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure, 1, DC power supply panel air switch I, 2, integrated data network switch, 3, RJ45 connector I, 4, DC power supply panel air switch II, 5, network wiring unit, 6, RJ45 connector II, 7, RJ45 connector III, 8, receiving end equipment.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail.Following examples are only several specific embodiment of the present utility model, but design concept of the present utility model is not limited thereto, and all changes utilizing this design the utility model to be carried out to unsubstantiality, all should within the utility model protection range.
Embodiment 1
As shown in Figure 1, a kind of simple and easy external power supply POE electric power system, its structure is as follows: the output lead-in wire possessing the DC power supply panel air switch I 1 of-48V that POE power supply station needs is connected with the input of the integrated data network switch 2 sent for data-signal, the RJ45 interface of integrated data network switch 2 is connected with RJ45 connector I 3, air switch II 4 output of DC power supply panel lead-in wire line sequence 4,5 bare wire be wound around ground connection, 7,8 bare wires are wound around and meet-48V with RJ45 connector I 3 line sent for data-signal to 1,2; 3,6 tandems are in network wiring unit 5, the RJ45 interface of network wiring unit 5 is connected with RJ45 connector II 6, the RJ45 interface of receiving end equipment 8 IP phone is connected with RJ45 connector III 7, RJ45 connector II 6 is connected by super Category-5 twisted pair with RJ45 connector III 7, and above-mentioned POE powers and adopts super Category-5 twisted pair and above standard as connecting media.
Embodiment 2
Receiving end equipment 8 IP phone, wifi wireless local network connecting point AP are connected with RJ45 connector III 7 with the RJ45 interface of network video camera.The other the same as in Example 1, repeats no more.
Operation principle of the present utility model is as follows: according to POE power supply the principle, and Cat.5 the 5th class netting twine of standard has four pairs of twisted-pair feeders, but only uses two couple wherein in l0M BASE-T and 100M BASE-T.IEEE80 2.3af allows two kinds of usages, and when application space pin is powered, 4,5 pin connect for positive pole, and 7,8 pin connect for negative pole.When application data pin is powered, DC power supply is added in the mid point of transmission transformer, does not affect the transmission of data.Line just can transmit for data-signal 3,61,2 and line in this manner.A complete POE system comprises feeder ear equipment (PSE, Power Sourcing Equipment) and receiving end equipment (PD, Powered Device) two parts.PSE device is the equipment of powering for Ethernet ethernet client equipment, is also the manager of whole POE Power over Ethernet process simultaneously.And PD equipment is the PSE load accepting power supply, i.e. the client device of POE system, as other ethernet devices such as IP phone (equipment that in fact, any power is no more than 13W can obtain corresponding electric power from RJ45 socket).Both set up the informational linkage of the aspect such as connection, device type, power consumption level about receiving end equipment PD based on IEEE 802.3af standard, and the method change of being powered to PD by Ethernet by PSE of taking this as a foundation is connected to network wiring draw-in groove by twisted-pair feeder for direct access direct current 48V power supply, being connected to 4,5 pin is positive pole, and 7,8 jiaos is negative pole; 1,2 pin and 3, the normal access network of 6 pin carry out line data-signal, network is come 4 of line, 5 pin and 7,8 pin are unsettled, provide with regard to complete the RJ45 interface that a road possesses POE function of supplying power like this, external interchange need not turn the attaching plug of direct current again by after this interface access IP phone.
The utility model is simple and reasonable for structure, practical, effective, is beneficial to and applies.
Claims (3)
1. a simple and easy external power supply POE electric power system, it is characterized in that structure is as follows: the output lead-in wire possessing the DC power supply panel air switch I (1) of-48V that POE power supply station needs is connected with the input of the integrated data network switch (2) sent for data-signal, the RJ45 interface of integrated data network switch (2) is connected with RJ45 connector I (3), air switch II (4) output of DC power supply panel lead-in wire line sequence 4,5 bare wire be wound around ground connection, 7,8 bare wires are wound around and meet-48V with RJ45 connector I (3) line sent for data-signal to 1,2; 3,6 tandems are in network wiring unit (5), the RJ45 interface of network wiring unit (5) is connected with RJ45 connector II (6), the RJ45 interface of receiving end equipment (8) is connected with RJ45 connector III (7), and RJ45 connector II (6) is connected by super Category-5 twisted pair with RJ45 connector III (7).
2. one according to claim 1 simple and easy external power supply POE electric power system, it is characterized in that described receiving end equipment (8) is IP phone, in wifi wireless local network connecting point AP and network video camera any one and more than one.
3. one according to claim 1 simple and easy external power supply POE electric power system, is characterized in that described POE powers and adopts super Category-5 twisted pair and above standard as connecting media.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520260034.4U CN204539174U (en) | 2015-04-27 | 2015-04-27 | A kind of simple and easy external power supply POE electric power system |
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| CN201520260034.4U CN204539174U (en) | 2015-04-27 | 2015-04-27 | A kind of simple and easy external power supply POE electric power system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517382A (en) * | 2019-08-19 | 2019-11-29 | 深圳坚朗海贝斯智能科技有限公司 | Intelligent door lock system |
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- 2015-04-27 CN CN201520260034.4U patent/CN204539174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517382A (en) * | 2019-08-19 | 2019-11-29 | 深圳坚朗海贝斯智能科技有限公司 | Intelligent door lock system |
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