CN206878842U - POE equipment test fixtures - Google Patents
POE equipment test fixtures Download PDFInfo
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- CN206878842U CN206878842U CN201720663389.7U CN201720663389U CN206878842U CN 206878842 U CN206878842 U CN 206878842U CN 201720663389 U CN201720663389 U CN 201720663389U CN 206878842 U CN206878842 U CN 206878842U
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Abstract
The utility model embodiment provides a kind of POE equipment test fixture, and applied to POE technical field of measurement and test, the POE equipment test fixtures include：Network transmission module, rectifier bridge module, PD control device module and load blocks；Network transmission module electrically connects with rectifier bridge module；Rectifier bridge module electrically connects with PD control device module；Load blocks, including at least one bearing power driving switch and multiple resistance, PD control device module electrically connects with any bearing power driving switch and/or any resistance, wherein, the different stalls of bearing power driving switch correspond to different series and parallel states between multiple resistance.The POE equipment test fixture of the utility model embodiment can adjust the resistance value of load blocks, so as to realize stable strike-machine test of the POE equipment under peak power output, and the large power test of non-standard POE agreements more than IEEE802.3at standards can be completed.
Description
Technical field
POE technical field of measurement and test is the utility model is related to, more particularly to POE equipment test fixtures.
Background technology
POE (Power Over Ethernet, POE) refers to connecting up basis in existing Ethernet Cat.5
In the case that framework does not make any changes, in be some terminal (such as IP telephone machine, WAP, network based on IP agreement
Video camera etc.) transmission data-signal while, moreover it is possible to the technology of direct current supply is provided for this kind equipment.One complete POE system
System includes PSE (Power Sourcing Equipmen, end equipment of powering) and PD (Powered Device, receiving end equipment)
Two parts.PSE device is the equipment for the power supply of ethernet client equipment, while is also the manager of whole POE power supply process.
And PD equipment is to receive the PSE loads of power supply, i.e. the client device of POE system.
In POE system, PSE power supply process includes：Detection-phase, classification stage, start powering phase, powered operation rank
Section and power-down phase.In detection-phase, PSE port output very little voltage, until detect cable terminations connection for one
The PD of individual support IEEE 802.3af standards and/or IEEE802.3at standards.In the classification stage, after PD is detected, PSE can
To classify to PD, and assess the power needed for this PD normal operation.Start powering phase, in a configurable time (one
As be less than 15 μ s) starting period in, PSE powers since low-voltage to PD, gradually rises supply voltage until reach POE standards
Supply voltage.Powered operation stage, PSE remain PD and provide reliable and stable POE DC voltages.Power-down phase, when PD is from net
When being disconnected on network, PSE quick (typically in 300~400ms) stops powering for PD, and repeats above-mentioned detection-phase to determine to be
It is no to be connected with PD.
Also, in order to ensure the normal operation of POE system, it is necessary to be carried out to POE equipment (such as POE interchangers, PSE device)
Functional test.Specifically, POE apparatus function tests can be carried out using IP terminals or simulation PD.Wherein, IP terminals refer mainly to band
There is headend equipments of the POE by Electricity Functional, such as the equipment such as web camera, ball machine, IP terminals are in the range of some by electrical power
Float, can not typically reach the maximum power supply consumption ability of PSE mouths, it is impossible to meet to POE test maximum load requirements；In existing mould
Intend the power termination that the application load module in PD undertakes POE, load blocks mainly apply resistance device, and the electricity of load blocks
Resistance is fixed.Therefore, it is impossible to realize the stable strike-machine test under peak power output, and IEEE802.3at can not be completed
The large power test of non-standard POE agreements more than standard.
Utility model content
The purpose of the utility model embodiment is to provide a kind of POE equipment test fixture, to realize POE equipment in maximum
Stable strike-machine test under power output.Concrete technical scheme is as follows：
A kind of POE equipment test fixture, including：
Network transmission module (010), rectifier bridge module (020), PD control device module (030) and load blocks (040)；
The network transmission module (010) electrically connects with the rectifier bridge module (020)；
The rectifier bridge module (020) electrically connects with the PD control device module (030)；
The load blocks (040), including at least one bearing power driving switch (041) and multiple resistance (042), institute
PD control device module (030) is stated to electrically connect with any bearing power driving switch (041) and/or any resistance (042), wherein,
The different stalls of the bearing power driving switch (041) correspond to different series and parallel shapes between multiple resistance (042)
State.
Optionally, the network transmission module (010), including：
Network transformer (011) and socket (012), the network transformer (011) and the socket (012) electrically connect；
The primary center tap of the network transformer (011) and the voltage input end of the rectifier bridge module (020) electrically connect.
Optionally, the socket (012) is double-deck RJ45 sockets, wherein, the signal input of the network transformer (011)
The ethernet signal input with the double-deck RJ45 sockets is held to electrically connect, the Ethernet data of the network transformer (011)
The Ethernet data signal output part of signal output part and the double-deck RJ45 sockets electrically connects.
Optionally, the network transformer (011) is kilomega network transformer.
Optionally, the rectifier bridge module (020) is the rectifier bridge that diode component and/or rectifier bridge device are built.
Optionally, the PD control device module (030), including：
PD control device (031) and controller peripheral circuit (032), the PD control device (031) and controller periphery
Circuit (032) electrically connects, the POE voltage output ends of the PD control device (031) and/or the controller peripheral circuit (032)
Electrically connected with any bearing power driving switch (041) and/or any resistance (042).
Optionally, the frock also includes：
Indicating lamp module, including indicator lamp and indicator lamp peripheral circuit, the indicator lamp and the indicator lamp peripheral circuit
Electrically connect, the indicator lamp peripheral circuit and the PD control device (031) and/or the controller peripheral circuit (032) Electricity Federation
Connect.
Optionally, the frock also includes：
Radiating module, including at least one radiator.
Optionally, the frock also includes：
Power module, including at least one power supply, the power module electrically connect with the radiating module.
Optionally, the resistance (042) is cement resistor.
The POE equipment test fixtures that the utility model embodiment provides, including, network transmission module, rectifier bridge, PD control
Device module, load blocks.Change the connection in series-parallel shape between multiple resistance by adjusting in load blocks bearing power driving switch
State, i.e., the resistance value of load blocks can be adjusted, so as to realize that stable strike-machine of the POE equipment under peak power output is surveyed
Examination, and the large power test of non-standard POE agreements more than IEEE802.3at standards can be completed.Certainly, this practicality is implemented
New any product it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the POE equipment test fixtures of the utility model embodiment；
Fig. 2 is the schematic diagram of the network transmission module of the utility model embodiment；
Fig. 3 is the circuit diagram for the rectifier bridge module that the diode component of the utility model embodiment forms；
Fig. 4 is the circuit diagram for the rectifier bridge module that the rectifier bridge integrated device of the utility model embodiment forms；
Fig. 5 is the schematic diagram of the PD control device module of the utility model embodiment；
Fig. 6 is the schematic diagram of the indicating lamp module that lighting is controlled by PD control device of the utility model embodiment；
Fig. 7 is the schematic diagram of the indicating lamp module by POE voltage lightings during normal work of the utility model embodiment；
Fig. 8 is the schematic diagram of the load blocks of the utility model embodiment；
Fig. 9 is the POE equipment test fixture workflow schematic diagrams of the utility model embodiment；
Figure 10 is the schematic diagram of 4 mouthfuls of POE interchanger full load test strike-machines of the utility model embodiment；
Figure 11 is the schematic diagram of the single output port real time power consumption test of POE interchangers of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In order to ensure the normal operation of POE system, it is necessary to carry out functional test to POE equipment.In order to realize that POE equipment exists
Stable strike-machine test under peak power output, and it is (more than IEEE802.3at standards non-standard to complete POH agreements
POE agreements, be suitable for electrical power reach 90W high-power applications scene) large power test, the utility model embodiment provide
A kind of POE equipment test fixture.
Referring to Fig. 1, Fig. 1 is the schematic diagram of the POE equipment test fixtures of the utility model embodiment, including：
Network transmission module 010, rectifier bridge module 020, PD control device module 030 and load blocks 040.
Network transmission module 010 electrically connects with rectifier bridge module 020.
Network transmission module 010 receives the ethernet signal inputted by POE equipment to be detected, and by ethernet signal
Ethernet data signal and POE voltage signal separate.The Ethernet data signal isolated imported into IP terminals, for detecting
Whether POE equipment Ethernet data signal outputs are correct.The voltage signal isolated passes through rectifier bridge module 020 and PD control device
Module 030, act on load blocks 040.In the utility model embodiment, by Ethernet data signal and voltage signal point
From using IP terminal test Ethernet data signals, whether the transmission that can detect the Ethernet data of POE equipment is accurate.Together
When isolate voltage signal, act on load blocks 040, the power load function of POE equipment can be tested.
Rectifier bridge module 020 electrically connects with PD control device module 030.
Rectifier bridge module 020 is used for 1-2, the rectification of the voltage signal of 3-6 lines pair and/or 4-5,7-8 line pair, ensures by electricity
End can meet the different power supply mode of POE equipment, including：1-2,3-6 line are to power supply mode, 4-5,7-8 lines to power supply mode,
And above-mentioned four pairs of lines pair while power supply mode.
PD control device module 030 is used for identification, classification and the upper electric control for realizing simulation PD.PD classifications are that PD control device carries
The PSE functions of POE equipment are supplied with current information, so as to inform the power gear of the PD equipment normal works, and then are somebody's turn to do
PD peak power limitation.
Load blocks 040, including at least one bearing power driving switch 041 and multiple resistance 042, PD control device module
030 electrically connects with any bearing power driving switch 041 and/or any resistance 042, wherein, bearing power driving switch 041
Different stalls correspond to different series and parallel states between multiple resistance 042.It is understood that in Fig. 1 in load blocks 040
Bearing power driving switch 041 and the quantity and annexation of resistance 042 be only to illustrate, it is real to be not used in limitation the utility model
Apply the structure of load blocks 040 in example.
Bearing power driving switch 041 is adjusted to control the connection in series-parallel state between multiple resistance 042, it is negative so as to change
The resistance of module is carried, to meet IEEE802.3af maximum load power tests, IEEE802.3at maximum load power tests, and
POH agreement large power tests.
In the utility model embodiment, POE equipment test fixtures, including, network transmission module, rectifier bridge, PD control
Device module, load blocks.Change the connection in series-parallel shape between multiple resistance by adjusting in load blocks bearing power driving switch
State, i.e., the resistance value of load blocks can be adjusted, so as to realize that stable strike-machine of the POE equipment under peak power output is surveyed
Examination, and the large power test of non-standard POE agreements more than IEEE802.3at standards can be completed.
Optionally, referring to Fig. 2, network transmission module 010, including：
Network transformer 011 and socket 012, network transformer 011 and socket 012 electrically connect；At the beginning of network transformer 011
The voltage input end of level centre cap and rectifier bridge module 020 electrically connects.
Socket (Registered Jack) 012 is used to connect POE equipment and IP terminals by netting twine, to receive Ethernet
Signal and output Ethernet data signal.Network transformer 011 is used for the Ethernet data signal and electricity in ethernet signal
Signal separator is pressed, the voltage signal after separation is exported to rectifier bridge module 020.
In the utility model embodiment, ethernet signal and output Ethernet data signal are inputted by socket 012, can
, being capable of conveniently test network function of exchange to be directly connected by netting twine with POE equipment and IP terminals.Become by network
Ethernet signal is separated into Ethernet data signal and voltage signal by depressor 011, can utilize IP terminal test ether netting indexs
It is believed that number, carry power-performance using PD test POE bands are simulated.Power is carried using PD test POE bands are simulated, can realize that POE is set
Standby peak power test, saves POE equipment testing costs.
Optionally, in the utility model embodiment, socket 012 is double-deck RJ45 sockets.Wherein, network transformer 011
The ethernet signal input of signal input part and double-deck RJ45 sockets electrically connect, the Ethernet data of network transformer 011
The Ethernet data signal output part of signal output part and double-deck RJ45 sockets electrically connects.
One layer of double-deck RJ45 sockets (Registered Jack 45) connects the port of POE equipment by netting twine, as
The input port of ethernet signal, the ethernet signal of input by network transformer 011 be separated into Ethernet data signal and
Voltage signal, Ethernet data signal are forwarded by 011 level of network transformer, are output to another layer of double-deck RJ45 sockets,
And then IP terminals are output to by the connected netting twine of double-deck another layer of RJ45 sockets, such as web camera or ball machine.Voltage is believed
Number from the primary center tap of network transformer 011 export, be electrically coupled to rectifier bridge module 020.It is internal first in network transformer 011
The maximum operating currenbt of level coil is greater than 1A, to meet POH agreement large power tests.
In the utility model embodiment, ethernet signal and output Ethernet data signal are inputted by socket, can be with
Directly it is connected by netting twine with POE equipment and IP terminals, it is convenient and swift.The maximum of inner primary coil in network transformer 011
Operating current is more than 1A, can complete the large power test of IEEE802.3at standards and POH agreements.
Optionally, in the utility model embodiment, network transformer 011 is kilomega network transformer.Gigabit networking becomes
Depressor disclosure satisfy that the data transmission bauds below gigabit.
In the utility model embodiment, network transformer 011 is kilomega network transformer, can ensure Ethernet data
Effective transmission of signal.
Optionally, in the utility model embodiment, rectifier bridge module 020 is diode component and/or rectifier bridge device
The rectifier bridge built.
Rectifier bridge module 020 is not limited to the rectification circuit of rectifier bridge integrated device or diode composition, but is to ensure that
The maximum carrying electric current of any single diode is more than 1A in rectifier bridge module 020, to meet POE equipment peak power outputs
Test.
Referring to Fig. 3, Fig. 3 is the circuit diagram for the rectifier bridge module that the diode component of the utility model embodiment forms, and is wrapped
Include diode component 301.Wherein, the 3-6 lines of the voltage signal for the POE that A_POE 3-6 joints export with network transmission module 010
To electrically connecting, the 1-2 lines of the voltage signal for the POE that A_POE 1-2 joints export with network transmission module 010 are to electrically connecting, A_
The 7-8 lines of the voltage signal for the POE that POE 7-8 joints export with network transmission module 010 are to electrically connecting, A_POE 4-5 joints
The 4-5 lines of the POE exported with network transmission module 010 voltage signal are to electrically connecting.A_POE+ represents the letter of the voltage after rectification
Number positive pole, the negative pole of the voltage signal after A_POE-represent rectification.Diode component 301 is to meet the utility model embodiment
Any diode, such as model SK2B Schottky diode, or model SS201 Schottky diode etc..
Referring to Fig. 4, Fig. 4 is the circuit for the rectifier bridge module that the rectifier bridge integrated device of the utility model embodiment forms
Figure, including rectifier bridge integrated device 401, wherein, the voltage for the POE that B_POE 3-6 joints export with network transmission module 010 is believed
Number 3-6 lines to electrically connecting, the 1-2 lines pair of the voltage signal for the POE that B_POE 1-2 joints and network transmission module 010 export
Electrically connect, the 7-8 lines of the voltage signal for the POE that B_POE 7-8 joints export with network transmission module 010 are to electrically connecting, B_POE
The 4-5 lines of the voltage signal for the POE that 4-5 joints export with network transmission module 010 are to electrically connecting.After B_POE+ represents rectification
The positive pole of voltage signal, the negative pole of the voltage signal after B_POE-represent rectification.Rectifier bridge integrated device 401 is to meet this practicality
Any rectifier bridge integrated device of new embodiment, such as model MBS-4 schottky bridge heap etc..
In the utility model embodiment, it is whole that rectifier bridge module 020 is that diode component and/or rectifier bridge device are built
Bridge is flowed, completes the rectification to POE equipment voltage signals 1-2,3-6 line pair and 4-5,7-8 line pair, ensures that receiving end can meet
The different power supply mode of POE equipment.
Optionally, PD control device module 030, including：PD control device 031 and controller peripheral circuit 032, PD control device
031 electrically connects with controller peripheral circuit 032, PD control device 031 and/or controller peripheral circuit 032 and any bearing power
Driving switch 041 and/or any resistance 042 electrically connect.
PD identification be power supply process detection-phase complete, featured resistance and electric capacity in PD control device 031
Identify PD.PD classifications were completed in the classification stage of power supply process.Graded resistance in PD control device 031 is completed to PD
Classification.Upper electric control is to control its internal metal-oxide-semiconductor (Metal Oxide Semiconductor, gold by PD control device 031
Category-Oxide-Semiconductor Field effect transistor) power supply of the switch completion to PD.
The metal-oxide-semiconductor conducting electric current that the PD control device 031 of standard is internally integrated meets IEEE802.3af/IEEE802.3at marks
Accurate maximum current, in order to test the peak power output under POH agreements, can increase in controller peripheral circuit 032
If metal-oxide-semiconductor, to play a part of expanding electric current, the metal-oxide-semiconductor conducting electric current set up in controller peripheral circuit 032 is greater than 2A,
To ensure the test to POE equipment peak powers.PD control device 031 is any PD control for meeting the utility model embodiment
Device, such as TI companies (Texas Instruments) model TPS2378DDAR or TPS2379 PD control device, Microsemi companies
The PD control device of model PD70210, PD70210A or PD70210AL, or Linear Technology Corporation
(Linear Tech) model LT4275 PD control device etc..
Below by taking the model TPS2378DDAR of TI companies production PD control device as an example, illustrate PD control device module 030
Concrete structure.Referring to Fig. 5, Fig. 5 is the schematic diagram of the PD control device module 030 of the utility model embodiment, including PD control
Device 031 and controller peripheral circuit 032, the model TPS2378DDAR of PD control device 031, controller peripheral circuit 032 include：
Electric capacity 03201 (100nF/100V), electric capacity 03202 (100nF/25V), electric capacity 03203, chip 03204, resistance 03205
(24.9K Ω), resistance 03206 (63.4 Ω), resistance 03207 (390K Ω), resistance 03208, resistance 03209 (1M Ω), resistance
03210 (1M Ω), Zero-ohm resistor 03211, resistance 03212 (100K Ω), voltage-stabiliser tube 03213, transistor 03214.Wherein, it is electric
The resistance selection of resistance 03208 is reasonable, ensures that the voltage at the both ends of resistance 03207 disclosure satisfy that the Vgs of chip 03204 (between grid source
Voltage) cut-in voltage, while ensure that the voltage at resistance 03207l both ends is no more than the maximum pressure-resistant of the GS levels of chip 03204, electricity
Resistance 03208 and electric capacity 03203 form RC network (Resistance-Capacitance Circuits, phase-shift circuit), play slow
The effect of startup, it can also reserve and not weld；Chip 03204 is model FDS86242 or SI4848DY chip；Voltage-stabiliser tube
03213 is model 1N4753A voltage-stabiliser tube, and transistor 03214 is model 2SB1260T100R transistor.POE+ connections
The positive pole for the voltage signal that rectifier bridge module 020 exports, the negative pole for the voltage signal that POE- connections rectifier bridge module 020 exports,
C_POE+ and △-, electrically connected with load blocks 040.
In the utility model embodiment, PD control device 031 and controller peripheral circuit 032, it can realize to simulating PD
Identification, classification and upper electric control, so as to realize with simulation PD come instead of IP terminals receive power supply test.
Optionally, the POE equipment test fixtures of the utility model embodiment also include：
Indicating lamp module, including indicator lamp 051 and indicator lamp peripheral circuit 052, indicator lamp 051 and indicator lamp peripheral circuit
052 electrically connects, and indicator lamp peripheral circuit 052 electrically connects with PD control device 031 and/or controller peripheral circuit 032.
Indicating lamp module be used for indicate whether POE equipment test fixture works, indicator lamp 051 grow it is bright, expression power successfully,
POE equipment test fixtures are working properly, otherwise represent no normal power supply.Indicator lamp 051 controls lighting by PD control device 031,
Or by POE voltage lightings during normal work.If controlling lighting by PD control device 031, indicator lamp 051 is connected instruction
Resistance in lamp peripheral circuit 052 is directly connected on the pin of PD control device 031；If by POE electrical voltage points during normal work
Lamp, it indicates that resistance and voltage-stabiliser tube in the indicating lights connected in series peripheral circuit 052 of lamp 051, be electrically coupled to PD control device module 030
The POE voltage output ends of (PD control device 031 and/or controller peripheral circuit 032).
Referring to Fig. 6, Fig. 6 is the signal of the indicating lamp module that lighting is controlled by PD control device of the utility model embodiment
Figure.When the PD control device for the model TPS2378DDAR that PD control device 031 is the production of TI companies, the series connection instruction of indicator lamp 051
Resistance 0521 (10K Ω) in lamp peripheral circuit 052, is connected on the T2P pins of PD control device 031.
Referring to Fig. 7, Fig. 7 is the indicating lamp module by POE voltage lightings during normal work of the utility model embodiment
Schematic diagram.Resistance 0522 (2.5K Ω) and (model of voltage-stabiliser tube 0523 in the indicating lights connected in series peripheral circuit 052 of indicator lamp 051
For SMAZ22-13-F), and it is connected to PD control device module 030 (PD control device 031 and/or controller peripheral circuit 032)
POE voltage output ends.
In the utility model embodiment, by the state of indicator lamp in indicating lamp module, it can learn that POE equipment is tested
Frock whether normal work, it is user-friendly.
Optionally, the POE equipment test fixtures of the utility model embodiment also include：Radiating module, including it is at least one
Radiator.
Radiating module can be used for the radiating of POE equipment test fixtures.Radiator is to meet the utility model embodiment
Any radiating element, such as compressor, fan or semiconductor cooler.Optionally, it is 12 volts using two rated voltages
Fan composition radiating module, installed in the edge of POE equipment test fixtures, fan drive at work POE equipment test work
The flowing of air in dress, reach the purpose of radiating.Voltage needed for fan normal work carries after can turning direct current by POE voltages
For that can also be provided by power module.
In the utility model embodiment, POE equipment test fixtures are radiated by radiating module, prevented because of POE
Equipment test fixture temperature is too high, and influences test result, and can prevent POE equipment test fixture from being made because temperature is too high
Into damage, the service life of increase POE equipment test fixtures.
Optionally, the POE equipment test fixtures of the utility model embodiment also include：Power module, including it is at least one
Power supply, power module electrically connect with radiating module.
Power module is used to provide voltage needed for normal work for radiating module, such as when radiating module is rated voltage
During 12V fan, the power supply in power module can be a group or a 12V battery.
In the utility model embodiment, the voltage needed for radiating module work is provided using power module, ensure that scattered
The normal operation of thermal modules.
Optionally, in the utility model embodiment, resistance 042 is cement resistor.
The power that cement resistor can carry is more than conventional, electric-resistance, and in the utility model embodiment, resistance 042 is cement
Resistance, it disclosure satisfy that the test of POE equipment peak power output and POH agreement large power tests.
Optionally, in the utility model embodiment, the bearing power driving switch 041 in load blocks 040 is 3 shapes
State ship type toggle switch.
Accordingly, the circuit diagram of load blocks 040 is as shown in Figure 8.Fig. 8 includes 4 resistance 042 and 6 bearing powers
Driving switch 041, wherein, bearing power driving switch 041 is 3 state ship type toggle switch, and the resistance of resistance 042 is
200 Ω (ohm), and maximum support power is 30W.Each bearing power driving switch 041 has 3 gears, i.e., gear 1,
Gear 2 and gear 3, bearing power driving switch 041 connect different gears, the corresponding different operating power of load blocks 040.
Wherein, when 3 state ship type toggle switch 0411 connect 3,3 state ship type toggle switch of gear 2 and gear
0412, which connects 2,3 state ship type toggle switch 0413 of gear 1 and gear, connects 3,3 state ship type dial-ups of gear 2 and gear
Switch 0414 connects 2,3 state ship type toggle switch 0415 of gear 1 and gear and connects 3,3 state ship types of gear 2 and gear
When toggle switch 0416 connects gear 1 and gear 2, the normal operating power of load blocks 040 is 4W.
3,3 state ship type toggle switch 0412 of gear 2 and gear are connected when 3 state ship type toggle switch 0411 to connect
2,3 state ship type toggle switch 0413 of gear 1 and gear connect 3,3 state ship type toggle switch 0414 of gear 2 and gear
Connect 2,3 state ship type toggle switch 0415 of gear 1 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 1 and gear 2, the normal operating power of load blocks 040 is 5W.
3,3 state ship type toggle switch 0412 of gear 2 and gear are connected when 3 state ship type toggle switch 0411 to connect
2,3 state ship type toggle switch 0413 of gear 1 and gear connect 2,3 state ship type toggle switch 0414 of gear 1 and gear
Connect 2,3 state ship type toggle switch 0415 of gear 1 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 1 and gear 2, the normal operating power of load blocks 040 is 8W.
2,3 state ship type toggle switch 0412 of gear 1 and gear are connected when 3 state ship type toggle switch 0411 to connect
2,3 state ship type toggle switch 0413 of gear 1 and gear connect 2,3 state ship type toggle switch 0414 of gear 1 and gear
Connect 2,3 state ship type toggle switch 0415 of gear 1 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 1 and gear 2, the normal operating power of load blocks 040 is 15W.
2,3 state ship type toggle switch 0412 of gear 1 and gear are connected when 3 state ship type toggle switch 0411 to connect
3,3 state ship type toggle switch 0413 of gear 2 and gear connect 2,3 state ship type toggle switch 0414 of gear 1 and gear
Connect 2,3 state ship type toggle switch 0415 of gear 1 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 1 and gear 2, the normal operating power of load blocks 040 is 30W.
2,3 state ship type toggle switch 0412 of gear 1 and gear are connected when 3 state ship type toggle switch 0411 to connect
3,3 state ship type toggle switch 0413 of gear 2 and gear connect 2,3 state ship type toggle switch 0414 of gear 1 and gear
Connect 3,3 state ship type toggle switch 0415 of gear 2 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 1 and gear 2, the normal operating power of load blocks 040 is 45W.
2,3 state ship type toggle switch 0412 of gear 1 and gear are connected when 3 state ship type toggle switch 0411 to connect
3,3 state ship type toggle switch 0413 of gear 2 and gear connect 2,3 state ship type toggle switch 0414 of gear 1 and gear
Connect 3,3 state ship type toggle switch 0415 of gear 2 and gear and connect 2,3 state ship type toggle switch of gear 1 and gear
When 0416 connection gear 2 and gear 3, the normal operating power of load blocks 040 is 60W.
In the utility model embodiment, bearing power driving switch 041 is 3 state ship type toggle switch, passes through tune
Save the gear of 3 state ship type toggle switch, regulation load blocks 040 by electrical power, realize and loaded in the test of POE equipment
The switching of power, disclosure satisfy that a variety of powering modes of test POE equipment, and disclosure satisfy that POE equipment peak power outputs
Test.
Optionally, in the utility model embodiment, the network transmission module 010 of POE equipment test fixtures includes：It is multigroup
Network transformer 011 and multigroup socket 012.
Accordingly, rectifier bridge module 020 includes multigroup rectifier bridge, and PD control device module 030 includes multigroup PD control device 031
Mould and more group controller peripheral circuits 032, load blocks 040 include multigroup bearing power driving switch 041 and multigroup resistance
042。
Wherein, every group of network transformer 011, socket 012, rectifier bridge, PD control device 031, controller peripheral circuit 032,
Bearing power driving switch 041 and resistance 042, it is attached respectively according to the connection method of above-mentioned POE equipment test fixture,
Form multiple working groups.
Network transmission module 010 can connect the port of multiple POE equipment by many netting twines, while access multiple ether
Net signal, each ethernet signal pass through corresponding working group's (work corresponding to ethernet signal in POE equipment test fixtures respectively
Work group is the working group where the socket 012 of ethernet signal access) in socket 012, network transformer 011, rectifier bridge,
PD control device 031, controller peripheral circuit 032, bearing power driving switch 041 and resistance 042 are tested.
In the utility model embodiment, network transmission module 010 can access multiple ethernet signals simultaneously, while complete
The test of multiple ports in paired POE equipment.
Referring to Fig. 9, Fig. 9 is the POE equipment test fixture workflow schematic diagrams of the utility model embodiment, including：
S901, the power of the load blocks of POE equipment test fixtures is adjusted to minimum.
The bearing power driving switch of load blocks is adjusted, load blocks are adjusted to by electrical power minimum.Prevent POE from setting
Standby instantaneous output is too high, and causes the damage of POE equipment.
S902, the ethernet signal that POE equipment exports is connected to the network transmission module of POE equipment test fixtures.
S903, the bearing power driving switch of load blocks is adjusted, the bearing power of load blocks is adjusted to specify power.
Specified power refers to test the power used in POE equipment, set according to actual test demand, such as 5W or more
Greatly, 8W or bigger, 15.4W or bigger, 25.5W or bigger, 60W or bigger.
S904, when the bearing power of load blocks limits more than the peak power of POE equipment, POE equipment output end mouths
Automatically power off.
Ethernet data signal output to IP terminals, test network are exchanged work(by S905, network transmission module by netting twine
Energy.
In the utility model embodiment, the POE workflows of equipment test fixture are given, network exchange can be carried out
The test of function, and the test of POE equipment peak power outputs.
Referring to Figure 10, Figure 10 is the schematic diagram of 4 mouthfuls of POE interchanger full load test strike-machines of the utility model embodiment.Bag
Include 4 mouthfuls of POE interchangers 1001, POE equipment test fixture 1002 and IP terminals 1003.4 mouthfuls of POE interchangers 1001 it is each
Interface is by netting twine, respectively with being used to receive ethernet signal in the POE equipment test fixture 1002 of the utility model embodiment
Socket 012 be connected.It is used for the socket 012 and IP terminals for exporting Ethernet data signal in POE equipment test fixture 1002
1003 are connected by netting twine.
Wherein, it is whole that two groups of 011, two group of network transformer, 012, two group of sockets are included in each POE equipment test fixture
Liu Qiao, two groups of PD control devices 031, two group controller peripheral circuits, 032, two group of bearing power driving switch 041 and two groups of resistance
042, i.e., the two of 4 mouthfuls of POE interchangers 1001 can be tested simultaneously including Liang Ge working groups, each POE equipment test fixture 1002
Individual port.
It is understood that the port (being more than 4) to test more POE interchangers simultaneously, can accordingly increase
The quantity of POE equipment test fixture 1002, it can also accordingly increase network transformer 011, socket in POE equipment test fixtures
012nd, the group number of rectifier bridge, PD control device 031, controller peripheral circuit 032, bearing power driving switch 041 and resistance 042,
Accordingly increase the quantity of the working group in POE equipment test fixtures.For example, copied to 8 mouthfuls of POE interchanger full load tests
During machine, a POE equipment test fixture for including 8 working groups can be utilized.
The PSE functions of 4 mouthfuls of POE interchangers 1001 are tested, the bearing power gear of regulation POE equipment test fixture 1002 is opened
041 is closed, the bearing power that load blocks 040 are adjusted to specify；The function of network exchange of 4 mouthfuls of POE interchangers 1001 is tested, is passed through
Ethernet data signal is exported to IP terminals 1003 by netting twine from socket 012, and (in an ip network, IP terminals are IP-based terminal
Equipment, such as web camera, ball machine), by 4 mouthfuls of POE interchangers 1001 and the data exchange of IP terminals 1003, test network is handed over
Change function.
In the utility model embodiment, the maximum that can carry out POE interchangers is fully loaded with strike-machine test, can test POE
Stability and theoretical maximum temperature limit of the interchanger under maximum load state, and the test of POE interchangers can be tested
Function of network exchange.
Referring to Figure 11, Figure 11 is the single output port real time power consumption test of POE interchangers of the utility model embodiment
Schematic diagram.Including POE interchangers 1101, POE equipment test fixture 1002 and electronic load 1103.POE interchangers 1101
Port is connected by netting twine, the port of the socket 012 with being used to receive ethernet signal in POE equipment test fixture 1002, POE
Equipment test fixture 1002 electrically connects with electronic load 1103.Pass through the He of PD control device 031 in POE equipment test fixture 1002
After PSE chips in POE interchangers 1101 complete protocol negotiation, and completion is to electricity on POE equipment test fixture 1002, by POE
The load blocks 040 of equipment test fixture 1002 are cut off, and then replace load blocks 040 as entirely by the use of electronic load 1103
The load of link, by adjusting electronic load 1103, the value of POE equipment peak power outputs is accurately detected, and can be in real time
Detection power attenuation and other intuitively data in long range transmission.
In the utility model embodiment, PSE peak power outputs can be accurately detected using electronic load 1103
Value, and can real-time monitored to the intuitively data such as power attenuation in long range transmission.
Preferred embodiment of the present utility model is the foregoing is only, is not intended to limit protection model of the present utility model
Enclose.All made within spirit of the present utility model and principle any modification, equivalent substitution and improvements etc., are all contained in this reality
With in new protection domain.
Claims (10)
- A kind of 1. POE POE equipment test fixtures, it is characterised in that including：Network transmission module (010), rectifier bridge module (020), PD control device module (030) and load blocks (040)；The network transmission module (010) electrically connects with the rectifier bridge module (020)；The rectifier bridge module (020) electrically connects with the PD control device module (030)；The load blocks (040), including at least one bearing power driving switch (041) and multiple resistance (042), the PD Controller module (030) electrically connects with any bearing power driving switch (041) and/or any resistance (042)；Wherein, it is described The different stalls of bearing power driving switch (041) correspond to different series and parallel states between multiple resistance (042).
- 2. frock according to claim 1, it is characterised in that the network transmission module (010), including：Network transformation Device (011) and socket (012), the network transformer (011) and the socket (012) electrically connect；The network transformer (011) primary center tap and the voltage input end of the rectifier bridge module (020) electrically connect.
- 3. frock according to claim 2, it is characterised in that the socket (012) is double-deck RJ45 sockets, wherein, institute The ethernet signal input for stating the signal input part and the double-deck RJ45 sockets of network transformer (011) electrically connects, described The Ethernet data signal output part of the Ethernet data signal output part of network transformer (011) and the double-deck RJ45 sockets Electrically connect.
- 4. frock according to claim 2, it is characterised in that the network transformer (011) is kilomega network transformer.
- 5. frock according to claim 1, it is characterised in that the rectifier bridge module (020) be diode component and/or The rectifier bridge that rectifier bridge device is built.
- 6. frock according to claim 1, it is characterised in that the PD control device module (030), including：PD control device (031) and controller peripheral circuit (032), the PD control device (031) electrically connect with the controller peripheral circuit (032), The POE voltage output ends of the PD control device (031) and/or the controller peripheral circuit (032) and any bearing power shelves Bit switch (041) and/or any resistance (042) electrically connect.
- 7. frock according to claim 6, it is characterised in that the frock also includes：Indicating lamp module, including indicator lamp and indicator lamp peripheral circuit, the indicator lamp and the indicator lamp peripheral circuit Electricity Federation Connect, the indicator lamp peripheral circuit electrically connects with the PD control device (031) and/or the controller peripheral circuit (032).
- 8. frock according to claim 1, it is characterised in that the frock also includes：Radiating module, including at least one radiator.
- 9. frock according to claim 8, it is characterised in that the frock also includes：Power module, including at least one power supply, the power module electrically connect with the radiating module.
- 10. frock according to claim 1, it is characterised in that the resistance (042) is cement resistor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663389.7U CN206878842U (en) | 2017-06-08 | 2017-06-08 | POE equipment test fixtures |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720663389.7U CN206878842U (en) | 2017-06-08 | 2017-06-08 | POE equipment test fixtures |
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| CN206878842U true CN206878842U (en) | 2018-01-12 |
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ID=61337194
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462487A (en) * | 2018-09-10 | 2019-03-12 | 深圳市菲菱科思通信技术股份有限公司 | It is a kind of without management POE power supply for exchange power regulating method |
| CN109756400A (en) * | 2019-03-12 | 2019-05-14 | 上海剑桥科技股份有限公司 | The flow rate test method and system of 10G POE interchanger |
| CN115460113A (en) * | 2022-07-29 | 2022-12-09 | 深圳市智微智能科技股份有限公司 | POE switch protocol detection method and load instrument |
-
2017
- 2017-06-08 CN CN201720663389.7U patent/CN206878842U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462487A (en) * | 2018-09-10 | 2019-03-12 | 深圳市菲菱科思通信技术股份有限公司 | It is a kind of without management POE power supply for exchange power regulating method |
| CN109756400A (en) * | 2019-03-12 | 2019-05-14 | 上海剑桥科技股份有限公司 | The flow rate test method and system of 10G POE interchanger |
| CN115460113A (en) * | 2022-07-29 | 2022-12-09 | 深圳市智微智能科技股份有限公司 | POE switch protocol detection method and load instrument |
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