CN103095465A - Power over Ethernet (POE) system and light-emitting diode (LED) lighting device using the same - Google Patents
Power over Ethernet (POE) system and light-emitting diode (LED) lighting device using the same Download PDFInfo
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- CN103095465A CN103095465A CN2013100244406A CN201310024440A CN103095465A CN 103095465 A CN103095465 A CN 103095465A CN 2013100244406 A CN2013100244406 A CN 2013100244406A CN 201310024440 A CN201310024440 A CN 201310024440A CN 103095465 A CN103095465 A CN 103095465A
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Abstract
The invention provides a power over Ethernet (POE) system which comprises a network interface (RJ45), a rectifier bridge (1) connected with the network interface (RJ45) and a POE power module (3) connected with the rectifier bridge (1), wherein the POE power module (3) is provided with a feedback circuit. The invention further provides a light-emitting diode (LED) lighting device using the POE system. The feedback circuit is designed, so that earth wires of an input end and an output end are separated, the safety of a power supply is greatly promoted, and the POE system has the advantages of being strong in interference resistance, high in safety, low in power consumption and convenient to install and maintain, meets the national standards and has wide market prospects.
Description
Technical field
The LED lighting device that the present invention relates to a kind of POE power over ethernet system and use this system belongs to the electronic equipment in illuminator.
Background technology
PoE is also referred to as the electric power system (PoL based on local area network (LAN), Power over LAN) or active Ethernet (Active Ethernet), sometimes also be called Power over Ethernet for short, this is the newest standards standard that transmits data and electrical power when utilizing existing standard ethernet transmission cable, and has kept the compatibility with existing Ethernet system and user.IEEE 802.3af standard is based on the new standard of the Power over Ethernet POE of system, it has increased the relevant criterion of directly powering by netting twine on the basis of IEEE 802.3, being the expansion of existing ethernet standard, is also that first is about the international standard of power distribution.The advantage of LED illumination is very obvious: green, environmental protection, economy, energy-conservation, the life-span is long.Therefore, the LED illumination is used more and more wider.Traditional LED power supply generally have from the AC-to DC conversion, also have direct with Alternating Current Power Supply.The technology of this patent relates to the PD power technology of a kind of POE that changes from DC-to-DC.LED and POE seem for the other side gives birth to, and the power consumption range that LED needs is just in time the power consumption range that POE can provide, and coordinate POE to add high-power LED or low-power LED array, and just can be born a technical scheme that applicability is stronger.Therefore, be necessary to develop a kind of power technology, utilize Ethernet interface, give the power supply of LED lighting device.
Through retrieval, find the patent of invention of one piece of Huawei Company, application number is 200910088410.5, name is called implementation method, the Apparatus and system of a kind of POE of Power over Ethernet, a kind of POE control device and system have been disclosed, but design is complicated, and is also different from applicant's technical problem to be solved, especially fails to be used at the LED lighting field.
Summary of the invention
This patent aims to provide a kind of POE power over ethernet system, and the low-power consumption LED lighting device that comprises this POE power over ethernet system, it is simple in structure, flexible for installation, easy to maintenance, practical that product has, meet simultaneously the indices requirement of in existing national standard " elevator manufacturing and installation safety standard ", elevator LED being thrown light on fully, have larger market prospects.
The technical scheme of this patent is described below:
A kind of POE power over ethernet system comprises network interface RJ45, the rectifier bridge 1 that is connected with described network interface RJ45 and the POE power module 3 that is connected with rectifier bridge 1, and described POE power module 3 has a feedback circuit.
Described feedback circuit comprises a voltage regulator module 35 and a photoelectrical coupler 36, described voltage regulator module 35 is connected to the output of described POE power module 3, the output of described voltage regulator module 35 is connected with described photoelectrical coupler 36, and the output of described photoelectrical coupler 36 is connected with the input of described POE power module 3.
described POE power module 3 is by POE power interface 31, metal-oxide-semiconductor switch 32, POE transformer 33, regulating filtering module 34 and feedback circuit form, described POE power interface 31 is connected to power supply, the output of POE power interface 31 is connected with described metal-oxide-semiconductor switch 32, affiliated metal-oxide-semiconductor switch 32 is controlled the break-make of described POE transformers 33, described POE transformer 33 is connected with described regulating filtering module 34, the output output DC source of described regulating filtering module 34 also is connected with described voltage regulator module 35 at output, the output of described voltage regulator module 35 is connected with described photoelectrical coupler 36, the output of described photoelectrical coupler 36 is connected with the input of described POE power interface 31.
Further, described a kind of POE power over ethernet system also comprises two anti-interference assemblies 2,2 one inputs that are connected to described POE power module 3 of described anti-interference assembly, and another is connected to the output of described POE power module 3.
Described anti-interference assembly 2 is comprised of common mode inductance 21 and a Transient Voltage Suppressor TVS, and described Transient Voltage Suppressor TVS is connected to the output of described common mode inductance 21.
Described anti-interference assembly 2 also comprises filter, and described filter is comprised of electric capacity, is arranged in the input and output two ends of anti-interference assembly 2.
The present invention also provides a kind of LED lighting device, has comprised above-mentioned a kind of POE power over ethernet system, and the power output end of described POE power over ethernet system is connected with the LED lighting apparatus.
This patent compared with prior art has following good effect:
1, the present invention has designed feedback circuit, makes the isolation of input and output ground wire, and the power-fail of output can not have influence on input, has greatly improved the fail safe of power supply.
2, this device power consumption is low, and maximum power dissipation reaches 13W.Can not cause the fire problem that occurs due to power supply.
3, this device assembling and setting is simple, can expand turning property and practicality very strong, also can be applicable to non-elevator field.
In a word, this product has advantages of that antijamming capability is strong, safe, low in energy consumption, it is flexible, convenient for installation and maintenance to select, and meets national standard, has larger market prospects.
Description of drawings
The circuit structure diagram of a kind of POE power over ethernet of Fig. 1 the present invention system
The circuit structure diagram of Fig. 2 POE power module
The circuit structure diagram of the anti-interference assembly of Fig. 3
Fig. 4 high-power LED illumination is used block diagram
Fig. 5 small power LED illumination is used block diagram
Shown in figure: 1: rectifier, 2 anti-interference assemblies, 3:POE power module, 21: common mode inductance, 31:POE power interface, 32:MOS pipe switch, 33:POE transformer, 34: regulating filtering module, 35: voltage regulator module, 36: photoelectrical coupler, TVS: Transient Voltage Suppressor.
Embodiment
Purpose of the present invention, technical scheme and useful technique effect are more clear to be understood in order to make, and further describes technology contents of the present invention and embodiment below in conjunction with accompanying drawing.Should be understood that, the embodiment of describing in this specification is only in order to explain the present invention, is not in order to limit the present invention.
According to shown in Figure 1, the access of 48V power supply can be from 1,2 pins and the access of 3,6 pins of network interface RJ45, perhaps from 4,5 pins and the access of 7,8 pins.The 48V power supply of polarity the unknown obtains the known 48V of polarity after overvoltage protection and rectifier bridge 1; then carry out the filtering electromagnetic interference of EMI and EMC by anti-interference assembly 2; anti-interference assembly 2 has two groups; respectively at input and the output of POE power module 3; anti-interference assembly 2 is comprised of common mode inductance 21 and a Transient Voltage Suppressor TVS; Transient Voltage Suppressor TVS is connected to the output of common mode inductance 21; can play a protective role to surge, burst of pulses, static and EMI, have very strong antijamming capability.Input power is input to POE power module 3 through after anti-interference assembly 2, and POE power module 3 is converted to 12V target power supply, then passes through the anti-interference assembly 2 of POE power module 3 outputs, obtains stable 12V out-put supply for load.
As shown in Figure 2, POE power interface 31 is power over ethernet interfaces of POE power module 3, it can detect power over ethernet automatically, and provide feedback information by supply current to power over ethernet, after the 48V power over ethernet is stable, POE power interface 31 sends switching signal to metal-oxide-semiconductor switch 32, control the break-make of POE transformer 33 by controlling metal-oxide-semiconductor switch 32, after passing through again regulating filtering module 34, carry out the DC-DC voltage transformation, wherein regulating filtering module 34 has comprised pressurizer and filter, obtains at last the target direct voltage of 12V.
According to shown in Figure 2, POE power module 3 also comprises a feedback circuit, feedback circuit has the ground wire buffer action, be between 48V input power and 12V out-put supply, one road feedback circuit to be arranged, such benefit is, in case the dangerous phenomenon the 12V output is short-circuited and so on can not have influence on power over ethernet 48V input.As shown in the figure, described feedback circuit is comprised of a voltage regulator module 35 and a photoelectrical coupler 36, the input of voltage regulator module 35 is connected with the output of regulating filtering module 34, the output of voltage regulator module 35 connects photoelectrical coupler 36, and photoelectrical coupler 36 is connected to POE power interface 31 again.Voltage regulator module 35 obtains needed feedback voltage information from the output of POE power module 3, voltage regulator module 35 the feedback voltage input information to photoelectrical coupler 36,36 feedback effects of photoelectrical coupler, thereby obtain the target voltage of voltage stabilizing output, reach the purpose of controlling output voltage values.
Anti-interference assembly 2 comprises a common mode inductance 21 and a Transient Voltage Suppressor TVS, and common mode inductance 21 also is common mode choke, is used for the electromagnetic interference signal that Switching Power Supply is filtered common mode.Common mode inductance 21 has also had the effect of EMI filtering, is used for suppressing the electromagnetic wave outside radiation-emitting that HW High Way produces.Transient Voltage Suppressor TVS response speed is very fast, is used for the surge of transient suppression.Anti-interference assembly 2 can be chosen according to actual conditions their parameter.Necessary, also need coordinate the filter that is formed by electric capacity to use together, the filter that electric capacity forms can be connected in parallel on the input and output side of the anti-interference assembly 2 in Fig. 3 simultaneously.
The above is POE power over ethernet system; design according to this system; can provide suitable stabilized power supply for load by common cable network; the present invention is used for the LED lighting device with the stabilized power supply that the transformation of ownership of POE power over ethernet system forms; be illustrated in figure 4 as high-power LED illumination and use block diagram; increase load LED lighting device outside POE power over ethernet system; the LED lighting device is connected in parallel; the LED lighting device of each road parallel connection can also add a current-limiting circuit; here current-limiting resistance, voltage-stabiliser tube all can, for the protection of the LED light fixture.Figure 5 shows that small power LED illumination uses block diagram, in figure, as can be known, the small power LED illumination device is designed to the Circuits System of square formation formula in series-parallel mode, for the arrangement of LED lighting device provides different embodiments.Hence one can see that, and above-mentioned POE power over ethernet system can be used for the LED lighting device of different occasions, and the solution of power supply is provided for the lighting demand of different occasions.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned execution mode.Therefore, the embodiment that discloses and describe above the present invention is not limited to also should fall in the protection range of claim of the present invention modifications and changes more of the present invention.In addition, although used some specific terms in this specification, these terms do not consist of any restriction to the present invention just for convenience of description.
Claims (7)
1. POE power over ethernet system, comprise network interface (RJ45), the rectifier bridge (1) that is connected with described network interface (RJ45) and the POE power module (3) that is connected with rectifier bridge (1), it is characterized in that: described POE power module (3) has a feedback circuit.
2. a kind of POE power over ethernet according to claim 1 system, it is characterized in that: described feedback circuit comprises a voltage regulator module (35) and a photoelectrical coupler (36), described voltage regulator module (35) is connected to the output of described POE power module (3), the output of described voltage regulator module (35) is connected with described photoelectrical coupler (36), and the output of described photoelectrical coupler (36) is connected with the input of described POE power module (3).
3. a kind of POE power over ethernet according to claim 2 system, it is characterized in that: described POE power module (3) is by POE power interface (31), metal-oxide-semiconductor switch (32), POE transformer (33), regulating filtering module (34), and feedback circuit forms, described POE power interface (31) is connected to power supply, the output of POE power interface (31) is connected with described metal-oxide-semiconductor switch (32), affiliated metal-oxide-semiconductor switch (32) is controlled the break-make of described POE transformer (33), described POE transformer (33) is connected with described regulating filtering module (34), the output output DC source of described regulating filtering module (34) also is connected with described voltage regulator module (35) at output, the output of described voltage regulator module (35) is connected with described photoelectrical coupler (36), the output of described photoelectrical coupler (36) is connected with the input of described POE power interface (31).
4. a kind of POE power over ethernet according to claim 1 system, it is characterized in that: also comprise two anti-interference assemblies (2), (2) inputs that are connected to described POE power module (3) of described anti-interference assembly, another is connected to the output of described POE power module (3).
5. a kind of POE power over ethernet according to claim 4 system, it is characterized in that: described anti-interference assembly (2) is comprised of common mode inductance (21) and a Transient Voltage Suppressor (TVS), and described Transient Voltage Suppressor (TVS) is connected to the output of described common mode inductance (21).
6. a kind of POE power over ethernet according to claim 5 system, it is characterized in that: described anti-interference assembly (2) also comprises filter, and described filter is comprised of electric capacity, is arranged in the input and output two ends of anti-interference assembly (2).
7. LED lighting device is characterized in that: comprise the described a kind of POE power over ethernet of claim 1-6 any one system, the power output end of described POE power over ethernet system is connected with the LED lighting apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100244406A CN103095465A (en) | 2013-01-21 | 2013-01-21 | Power over Ethernet (POE) system and light-emitting diode (LED) lighting device using the same |
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| CN2013100244406A CN103095465A (en) | 2013-01-21 | 2013-01-21 | Power over Ethernet (POE) system and light-emitting diode (LED) lighting device using the same |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986587A (en) * | 2014-04-29 | 2014-08-13 | 上海斐讯数据通信技术有限公司 | POE power supply system |
| CN104883261A (en) * | 2015-05-13 | 2015-09-02 | 千目聚云数码科技（上海）有限公司 | Pluggable network power supply module and power supply system |
| US9732952B2 (en) | 2015-05-14 | 2017-08-15 | POE Lighting Ltd. | Low voltage lighting assembly and system |
| CN112600016A (en) * | 2020-11-25 | 2021-04-02 | Oppo广东移动通信有限公司 | Interface device, power supply apparatus, power receiving apparatus, and power consumption system |
| CN113098263A (en) * | 2021-04-12 | 2021-07-09 | 锐捷网络股份有限公司 | Power conversion circuit, power supply and electronic equipment |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777845Y (en) * | 2004-12-10 | 2006-05-03 | 杭州华为三康技术有限公司 | POE power supply module with synchronously output 48 ports |
| CN201294537Y (en) * | 2008-11-03 | 2009-08-19 | 福建星网锐捷网络有限公司 | Power receiving equipment and electric power system of Ethernet electric power system |
| CN201774455U (en) * | 2010-08-27 | 2011-03-23 | 深圳市润汇诚科技有限公司 | POE receiving power conversion board in high-power AP integration |
| US20110154086A1 (en) * | 2009-12-23 | 2011-06-23 | Jean Picard | System and method for detecting disconnection of a device |
| CN102110980A (en) * | 2011-02-23 | 2011-06-29 | 聚信科技有限公司 | Lightning protection circuit |
| CN202150863U (en) * | 2011-07-15 | 2012-02-22 | 上海理工大学 | POE power supply apparatus having automatic voltage detection function |
| CN102394758A (en) * | 2011-10-26 | 2012-03-28 | 贵州讯腾物联网有限公司 | MESH network system |
| CN102723706A (en) * | 2012-05-30 | 2012-10-10 | 武汉烽火网络有限责任公司 | PoE port overvoltage comprehensive protection circuit and method for realizing same |
-
2013
- 2013-01-21 CN CN2013100244406A patent/CN103095465A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2777845Y (en) * | 2004-12-10 | 2006-05-03 | 杭州华为三康技术有限公司 | POE power supply module with synchronously output 48 ports |
| CN201294537Y (en) * | 2008-11-03 | 2009-08-19 | 福建星网锐捷网络有限公司 | Power receiving equipment and electric power system of Ethernet electric power system |
| US20110154086A1 (en) * | 2009-12-23 | 2011-06-23 | Jean Picard | System and method for detecting disconnection of a device |
| CN201774455U (en) * | 2010-08-27 | 2011-03-23 | 深圳市润汇诚科技有限公司 | POE receiving power conversion board in high-power AP integration |
| CN102110980A (en) * | 2011-02-23 | 2011-06-29 | 聚信科技有限公司 | Lightning protection circuit |
| CN202150863U (en) * | 2011-07-15 | 2012-02-22 | 上海理工大学 | POE power supply apparatus having automatic voltage detection function |
| CN102394758A (en) * | 2011-10-26 | 2012-03-28 | 贵州讯腾物联网有限公司 | MESH network system |
| CN102723706A (en) * | 2012-05-30 | 2012-10-10 | 武汉烽火网络有限责任公司 | PoE port overvoltage comprehensive protection circuit and method for realizing same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103986587A (en) * | 2014-04-29 | 2014-08-13 | 上海斐讯数据通信技术有限公司 | POE power supply system |
| CN103986587B (en) * | 2014-04-29 | 2018-10-12 | 上海斐讯数据通信技术有限公司 | A kind of POE power supply systems |
| CN104883261A (en) * | 2015-05-13 | 2015-09-02 | 千目聚云数码科技（上海）有限公司 | Pluggable network power supply module and power supply system |
| CN104883261B (en) * | 2015-05-13 | 2018-05-29 | 千目聚云数码科技（上海）有限公司 | Pluggable network power supply module and electric power system |
| US9732952B2 (en) | 2015-05-14 | 2017-08-15 | POE Lighting Ltd. | Low voltage lighting assembly and system |
| CN112600016A (en) * | 2020-11-25 | 2021-04-02 | Oppo广东移动通信有限公司 | Interface device, power supply apparatus, power receiving apparatus, and power consumption system |
| CN113098263A (en) * | 2021-04-12 | 2021-07-09 | 锐捷网络股份有限公司 | Power conversion circuit, power supply and electronic equipment |
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Application publication date: 20130508 |