CN207135120U - A kind of cloud terminal system based on POE power supplies - Google Patents
A kind of cloud terminal system based on POE power supplies Download PDFInfo
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- CN207135120U CN207135120U CN201721097276.1U CN201721097276U CN207135120U CN 207135120 U CN207135120 U CN 207135120U CN 201721097276 U CN201721097276 U CN 201721097276U CN 207135120 U CN207135120 U CN 207135120U
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- cloud terminal
- interface
- rectifier bridge
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- display
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Abstract
It the utility model is related to a kind of cloud terminal system based on POE power supplies, including cloud terminal and display；The cloud terminal includes network interface, network transformer, rectifier bridge module, control unit, the first DC DC converting units, the 2nd DC DC converting units, mainboard receiving end, signal output interface and power output interface, the signal access interface of the display is connected to the signal output interface of cloud terminal, and the power input interface of the display is connected to the power output interface of cloud terminal.It is that cloud terminal and display are powered by using POE+, power can reach 30W, a netting twine can only is needed to cloud terminal and is connected to display in cloud terminal and is powered, the auxiliary materials such as corresponding power supply adaptor, power line need not be configured, cable wiring manufacture is simple, and be not in potential safety hazard because supply voltage is DC36 57V.
Description
Technical field
It the utility model is related to communication technical field, more particularly to a kind of cloud terminal system based on POE power supplies.
Background technology
Cloud terminal is collection cloud computing concept, and desktop virtualization concept, computation migration is with sharing concept in the network meter of one
Calculation machine, it is the terminal technology source of application, desktop terminal need not permit, hardware investment and software license expense is greatly decreased, and
Unit multi-user is realized, each user independently enjoys complete PC functions, green, and power saving, which saves, to be safeguarded, is information development
The high-end product in epoch.Cloud terminal device is to be powered by configuring corresponding power supply adaptor to it at present, is needed simultaneously
Display etc. is equipped with, cloud terminal device and display are required for the auxiliary materials such as corresponding power supply adaptor, power line of overdrawing.Wiring is applied
Work is complicated, and needs external many plugs, certain potential safety hazard be present.
Utility model content
For this reason, it may be necessary to provide a kind of cloud terminal system based on POE power supplies for solving cable wiring manufacture complexity, potential safety hazard being present
System.
To achieve the above object, a kind of cloud terminal system based on POE power supplies is inventor provided, including cloud terminal and aobvious
Show device；
The cloud terminal includes network interface, network transformer, rectifier bridge module, control unit, the first DC-DC conversion lists
Member, the 2nd DC-DC converting units, mainboard receiving end, signal output interface and power output interface, the network interface are connected to
The primary of network transformer, the secondary of the network transformer are connected to the input of rectifier bridge module, the rectifier bridge module
Output end connection and control unit, described control unit is connected to the first DC-DC converting units and the 2nd DC-DC conversions are single
Member, the first DC-DC converting units are connected to mainboard receiving end, and the 2nd DC-DC converting units are connected to power supply output
Interface；
The display includes power input interface and signal input interface, the signal access interface connection of the display
In the signal output interface of cloud terminal, the power input interface of the display is connected to the power output interface of cloud terminal.
Further optimization, the signal output interface of the cloud terminal be USB interface, DVI interface or HDMI, described to show
It is USB interface, DVI interface or HDMI to show device signal input interface.
Further optimization, the input of the rectifier bridge module are provided with gas-discharge tube, the input of the rectifier bridge module
End is grounded by gas-discharge tube.
Further optimization, the cloud terminal also include isolation circuit, and one end of the isolation circuit is connected to rectifier bridge mould
Block, the other end of the isolation circuit are connected to rectifier bridge module.
Further optimization, the isolation circuit is optical coupling isolation circuit.
Further optimization, the isolation circuit include optocoupler and controllable accurate source of stable pressure, the output end connection of the optocoupler
In the detection pin of control unit, the input connection controllable accurate source of stable pressure of the optocoupler.
Further optimization, the rectifier bridge module include the first rectifier bridge and the second rectifier bridge, the network transformer bag
First network transformer, the second network transformer, the 3rd network transformer and the 4th network transformer are included, the network interface
1st, 2 pin are connected to the first input end of the first rectifier bridge by first network transformer, and 3,6 pin of the network interface pass through
Two network transformers are connected to the second input of the first rectifier bridge；4,5 pin of the network interface pass through the 3rd network transformation
Device is connected to the first input end of the second rectifier bridge, and 7,8 pin of the network interface are connected to by the 4th network transformer
Second input of two rectifier bridges, the output end of first rectifier bridge and the output end of the second rectifier bridge are connected in parallel in control
Unit.
Further optimization, the receiving terminal of the network interface is connected to be supplied based on IEEE 802.3at standard POE interchangers
Electric end.
Prior art is different from, above-mentioned technical proposal, is that cloud terminal and display are powered by using POE+, power
30W can be reached, it is only necessary to a netting twine can is to cloud terminal and is connected to display in cloud terminal and is powered, without with
The auxiliary materials such as corresponding power supply adaptor, power line are put, cable wiring manufacture is simple, and because supply voltage is DC36-57V, Bu Huicun
In potential safety hazard.
Brief description of the drawings
Fig. 1 is a kind of structural representation of POE operation principle described in this specific embodiment；
Fig. 2 is a kind of structural representation of the cloud terminal system based on POE power supplies described in this specific embodiment；
Fig. 3 is a kind of structural representation of rectifier bridge module described in this specific embodiment；
Fig. 4 is a kind of structural representation of gas-discharge tube described in this specific embodiment；
Fig. 5 is a kind of structural representation of isolation circuit described in this specific embodiment.
Description of reference numerals：
110th, cloud terminal,
111st, network interface,
112nd, network transformer,
113rd, rectifier bridge module,
114th, control unit,
115th, the first DC-DC converting units,
116th, the 2nd DC-DC converting units,
117th, isolation circuit.
118th, mainboard receiving end,
1191st, power output interface,
1192nd, signal output interface,
120th, display,
121st, power input interface,
122nd, signal input interface.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with implementation
Mode simultaneously coordinates accompanying drawing to be explained in detail.
Referring to Fig. 1, a kind of cloud terminal system based on POE power supplies of the utility model, is powered based on POE+ technologies,
POE (Power Over Ethernet) refers to the feelings not made any changes in existing Ethernet Cat.5 wirings architecture
Under condition, data are being transmitted for some IP-based terminals (such as IP telephone machine, wireless local network connecting point AP, web camera)
While signal, moreover it is possible to which the technology of direct current supply is provided for this kind equipment.POE+ (Power Over Ethernet Plus) is
According to IEEE 802.3at standards, the detail requirement to POE two kinds of power supply plans of 30W is defined, POE power supplies can pass through hundred
Millionth, gigabit carries out network power supply, and signal and power supply are transmitted using signal pins.Its power supply plan is：Interchanger PSE (Power
Sourcing Equipment) feeder ear, two kinds of power supply modes be present, be powered from 1,2,3,6 pins or from 4,5,7,8
Pin is powered, and PD (Powered Device) receiving end is while the compatible power supply mode of both.
Referring to Fig. 2, a kind of cloud terminal system based on POE power supplies, including cloud terminal 110 and display 120；
The cloud terminal 110 include network interface 111, network transformer 112, rectifier bridge module 113, control unit 114,
First DC-DC converting units 115, the 2nd DC-DC converting units 116, mainboard receiving end 118, signal output interface 1192 and electricity
Source output interface 1191, the network interface 111 are connected to the primary of network transformer 112, time of the network transformer 112
Level is connected to the input of rectifier bridge module 113, and output end connection and the control unit 114 of the rectifier bridge module 113 are described
Control unit 114 is connected to the first DC-DC converting units 115 and the 2nd DC-DC converting units 116, the first DC-DC conversions
Unit 115 is connected to mainboard receiving end 118, and the 2nd DC-DC converting units 116 are connected to power output interface 1191；Net
Network interface 111 is RJ-45 interfaces, and cloud terminal 110 is connected to feeder ear by RJ-45 interfaces by netting twine, and feeder ear is basis
IEEE 802.3at standards, it is powered by POE+ technologies to cloud terminal 110, after netting twine connection Rj-45 interfaces, RJ-45 connects
Mouth connection network transformer 112, the frequency dividing of voltage and signal is carried out by network transformer 112, the voltage separated is connected
It is connected in rectifier bridge module 113 and carries out rectification, by AC rectification into direct current, is then controlled and exported by control unit 114
Power, it is depressured by the first DC-DC converting units 115 and the 2nd DC-DC converting units 116, is changed by the first DC-DC
Unit 115 is connected to each receiving end on mainboard of the mainboard receiving end 118 to cloud terminal 110 and is powered, its medium cloud terminal 110
Mainboard receiving end 118 including cloud terminal 110 mainboard on the power supply of each needs component.The display 120 includes
Power input interface 121 and signal input interface 122, the signal access interface of the display 120 are connected to cloud terminal 110
Signal output interface 1192, the power input interface 121 of the display 120 are connected to the power output interface of cloud terminal 110
1191.Power output interface 1191, the power input interface of display 120 are connected to by the 2nd DC-DC converting units 116
121 power output interfaces 1191 for being connected to cloud terminal 110 are powered by cloud terminal 110 to display 120, and cloud terminal
110 are powered by a netting twine.And the signal access interface of display 120 is connected to the signal output of cloud terminal 110
Interface 1192, cloud terminal 110 connects the signal input interface 122 of display 120 by signal output interface 1192, by cloud terminal
110 information sends to display 120 and shown.Wherein, the signal output interface 1192 of cloud terminal 110 can connect for VGA
Mouth, DVI interface or HDMI, the signal input interface 122 of display 120 is USB interface, DVI interface or HDMI.
Cloud terminal 110 based on POE power supplies is powered by POE+ (Power over Ethernet Plus) technology,
Its power can reach 30W, meet the power reguirements of cloud terminal 110 and display 120, it is only necessary to arrange a netting twine can
Display 120 to cloud terminal 110 is powered, without being reconfigured at the auxiliary materials such as corresponding power supply adaptor or power line, i.e.,
It additionally can need not configure attaching plug etc. to cloud terminal 110 and display 120 again to be powered to cloud terminal 110, connect up
Construction is simple, reduce potential safety hazard.
Wherein, the receiving terminal of the network interface is connected to the POE power supply for exchange end based on IEEE 802.3at standards.
IEEE 802.3at：POE+ application fields POE (Power over Ethernet, POE) is a kind of local area network technology,
By twisted-pair feeder dc power can be provided to power receiving equipment.Compared with 802.3af, the electric power that exportable more than 2 times of 802.3at,
The power output of each port can be in more than 30W, therefore can significantly widen POE+ application field.
Referring to Fig. 3, in the present embodiment, the rectifier bridge module 113 includes the first rectifier bridge and the second rectifier bridge, institute
Stating network transformer 112 includes first network transformer, the second network transformer, the 3rd network transformer and the 4th network transformation
Device, 1,2 pin of the RJ-45 interfaces are connected to the first input end of the first rectifier bridge, the RJ- by first network transformer
3,6 pin of 45 interfaces are connected to the second input of the first rectifier bridge by the second network transformer；The RJ-45 interfaces 4,
5 pin are connected to the first input end of the second rectifier bridge by the 3rd network transformer, and 7,8 pin of the RJ-45 interfaces pass through
Four network transformers are connected to the second input of the second rectifier bridge, the output end of first rectifier bridge and the second rectifier bridge
Output end is connected in parallel in control unit 114.First rectifier bridge and second arrange bridge be bridge rectifier, by the first rectifier bridge with
Second rectifier bridge can detect simultaneously RJ-45 interfaces for 1,2,3,6 or 4,5,7, the power supply mode of 8 pins, by entering to power supply
Row rectification is converted into 48V dc source.Cloud terminal 110 is set both to support 1,2 by the first rectifier bridge and the second rectifier bridge,
3rd, 6 power supply mode, while 4,5 are supported, 7,8 power supply mode, and rectification is carried out by the first rectifier bridge and the second rectifier bridge
Afterwards, it is converted into 48V dc source, the injury of 48V dc source to human body is smaller compared with alternating current, will not endanger personnel's
Safety, can be with less potential safety hazard.
Referring to Fig. 4, wherein, in order to solve netting twine may by be struck by lightning, surge is impacted, the of first rectifier bridge
The first input end and the second input of one input and the second input and the second arrangement bridge pass through gas discharge respectively
Pipe is grounded.Because the main board power supply of cloud terminal 110 derives from network cable transmission, in the first rectifier bridge and the input of the second rectifier bridge
Gas-discharge tube is set respectively, anti-lightning strike and surge impact is carried out by gas-discharge tube, it is ensured that the mainboard work of cloud terminal 110
The reliability of work.
Referring to Fig. 5, in the present embodiment, avoid the occurrence of the directly breakdown of network surging signal and arrive mainboard, trigger safety hidden
Suffer from, in addition to isolation circuit 117, the isolation circuit 117 are connected between rectifier bridge module 113 and control unit 114.Pass through
Isolation circuit 117, carry out the isolation of network high voltage part signal and mainboard low-voltage signal, it is ensured that the safety of human body.Wherein, it is described
Isolation circuit 117 is optical coupling isolation circuit.The optical coupling isolation circuit includes optocoupler, and the output end of the optocoupler is connected to control
The detection pin of unit 114, the input connection controllable accurate source of stable pressure of the optocoupler.Network high voltage signal is carried out by optocoupler
Isolated with high pressure information.Controllable accurate source of stable pressure TL431 output voltage is arbitrarily set with two resistance cans and arrived
From Verf (2.5V) to any value in the range of 36V.Controllable accurate source of stable pressure TL431 increases when input voltage, and output voltage increases
Big to result in output sampling increase, at this moment internal circuit flows through the electric current of itself by adjustment and increased, and this also allows for flowing
The circuit increase of current limliting, the pressure drop increase of such current-limiting resistance are crossed, and output voltage subtracts current-limiting resistance pressure drop equal to input voltage
Increase causes output voltage to reduce, and realizes voltage stabilizing.
It is that cloud terminal 110 is powered by using POE+, for power up to 30W, it can not be cloud terminal to realize traditional POE
110 and the function that is powered of display 120.Wherein it is powered using POE, super low-power consumption, cloud terminal 110 is given less than tradition
The power consumption of power supply.And POE is powered, it is only necessary to which a netting twine is powered, without configuring corresponding power supply adaptor, power line etc.
Auxiliary material, cable wiring manufacture is simple, while for the needs of the network of cloud terminal 110, saves material, implement simple.And the He of cloud terminal 110
Display 120 need not arrange that 220V forceful electric power is powered, and cloud terminal 110 is powered without additional more plugs, it is only necessary to one
Root netting twine is powered, and supply voltage DC36-57V, direct current supply voltage is not in potential safety hazard.
Specifically, the utility model is applied to a kind of student's desktop, it is whole to include the cloud based on POE power supplies for wherein school desk face
End system, the processor of cloud terminal including the cores of AMD A4Micro-6400T1.0GHz tetra-, 2GB internal memory, 16GSSD storage,
One USB3.0 interface, 5 USB2.0 interfaces, 1 DVI interface, 1 DP interface, a network interface, an earphone jack,
One power interface；Display is connected to cloud terminal by DVI interface or DP interfaces, and the power output interface of display connects
It is connected to the power interface of cloud terminal, fan-free design, zero noise.Student's desktop is powered based on POE, optional 12V/2A DC direct currents
Power supply, meet POE+ standards, the compatible IEEE 802.3af/at supply standards of POE power supplies.The network interface of cloud terminal passes through netting twine
It is connected to the POE power supply for exchange end based on IEEE 802.3at standards.Wherein powered using POE, ultralow consumption 9W, containing customization
The power consumption of display is only 24W, equivalent to 1/5th of traditional computer.This student desktop arranges a netting twine, without configuration
Other power supply auxiliary materials, netting twine meet the power supply needs and network needs of student's desktop simultaneously, implement simply, and student's desktop is simple
Neatly, the 220V forceful electric power without traditional computer is powered to computer and display, without additional more plugs, is reduced and is used
Potential safety hazard.Simultaneously as to be reduced from piece Power-over-Ethernet of computer room, supply voltage DC36-57V, direct current supply voltage
Potential safety hazard, realize student's desktop without forceful electric power.
Embodiment of the present utility model is the foregoing is only, not thereby limits scope of patent protection of the present utility model,
Every equivalent structure transformation made using the utility model specification and accompanying drawing content, or directly or indirectly it is used in other phases
The technical field of pass, similarly it is included in scope of patent protection of the present utility model.
Claims (8)
1. a kind of cloud terminal system based on POE power supplies, it is characterised in that including cloud terminal and display；
The cloud terminal include network interface, network transformer, rectifier bridge module, control unit, the first DC-DC converting units,
2nd DC-DC converting units, mainboard receiving end, signal output interface and power output interface, the network interface are connected to net
The primary of network transformer, the secondary of the network transformer are connected to the input of rectifier bridge module, the rectifier bridge module
Output end connects and control unit, described control unit are connected to the first DC-DC converting units and the 2nd DC-DC converting units,
The first DC-DC converting units are connected to mainboard receiving end, and the 2nd DC-DC converting units are connected to power supply output and connect
Mouthful；
The display includes power input interface and signal input interface, and the signal access interface of the display is connected to cloud
The signal output interface of terminal, the power input interface of the display are connected to the power output interface of cloud terminal.
2. the cloud terminal system according to claim 1 based on POE power supplies, it is characterised in that the signal of the cloud terminal is defeated
Outgoing interface is USB interface, DVI interface or HDMI, the signal input interface of the display is USB interface, DVI interface or
HDMI.
3. according to claim 1 based on POE power supply cloud terminal system, it is characterised in that the rectifier bridge module it is defeated
Enter end and be provided with gas-discharge tube, the input of the rectifier bridge module is grounded by gas-discharge tube.
4. according to claim 1 based on POE power supply cloud terminal system, it is characterised in that the cloud terminal also include every
From circuit, one end of the isolation circuit is connected to rectifier bridge module, and the other end of the isolation circuit is connected to rectifier bridge mould
Block.
5. the cloud terminal system according to claim 4 based on POE power supplies, it is characterised in that the isolation circuit is optocoupler
Isolation circuit.
6. the cloud terminal system according to claim 5 based on POE power supplies, it is characterised in that the isolation circuit includes light
Coupling and controllable accurate source of stable pressure, the output end of the optocoupler are connected to the detection pin of control unit, the input of the optocoupler
Connect controllable accurate source of stable pressure.
7. the cloud terminal system according to claim 1 based on POE power supplies, it is characterised in that the rectifier bridge module includes
First rectifier bridge and the second rectifier bridge, the network transformer include first network transformer, the second network transformer, the 3rd net
Network transformer and the 4th network transformer, 1,2 pin of the network interface are connected to the first rectification by first network transformer
The first input end of bridge, second that 3,6 pin of the network interface are connected to the first rectifier bridge by the second network transformer are defeated
Enter end；4,5 pin of the network interface are connected to the first input end of the second rectifier bridge, the net by the 3rd network transformer
7,8 pin of network interface are connected to the second input of the second rectifier bridge by the 4th network transformer, first rectifier bridge
Output end and the output end of the second rectifier bridge are connected in parallel in control unit.
8. the cloud terminal system according to claim 1 based on POE power supplies, it is characterised in that the reception of the network interface
End is connected to based on IEEE 802.3at standard POE power supply for exchange end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097276.1U CN207135120U (en) | 2017-08-28 | 2017-08-28 | A kind of cloud terminal system based on POE power supplies |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721097276.1U CN207135120U (en) | 2017-08-28 | 2017-08-28 | A kind of cloud terminal system based on POE power supplies |
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| CN207135120U true CN207135120U (en) | 2018-03-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514728A (en) * | 2019-11-01 | 2022-05-17 | 思科技术公司 | Initialization and synchronization of pulse power in a network system |
-
2017
- 2017-08-28 CN CN201721097276.1U patent/CN207135120U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114514728A (en) * | 2019-11-01 | 2022-05-17 | 思科技术公司 | Initialization and synchronization of pulse power in a network system |
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Effective date of registration: 20190910 Address after: Unit A1, 5th Floor, Block A, 5th Ziyang Road, Nankai District, Tianjin 300113 Patentee after: Tianjin Jiaocheng Technology Co., Ltd. Address before: 350100, No. 2, building 9, 7 hi tech Avenue, Fuzhou Town, Minhou County, Fujian, China Patentee before: Fujian star net joint information system Co., Ltd. |