CN208621672U - A kind of detection device for intelligent JP cabinet - Google Patents
A kind of detection device for intelligent JP cabinet Download PDFInfo
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- CN208621672U CN208621672U CN201821384248.2U CN201821384248U CN208621672U CN 208621672 U CN208621672 U CN 208621672U CN 201821384248 U CN201821384248 U CN 201821384248U CN 208621672 U CN208621672 U CN 208621672U
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Abstract
This application discloses a kind of detection devices for intelligent JP cabinet, for being detected to the intelligent JP cabinet with power quality harnessed synthetically, it include: cabinet, switch unit, display unit, exchange interface unit, measure interface unit and testing agency, the testing agency includes insulation resistance detection unit, comprehensively control unit, power output unit, measuring unit, data storage cell and power supply, the testing agency can be simultaneously to insulation resistance, capacitor, electric energy meter error, current transformer error, SVG function etc. is detected, detection device provided by the present application for intelligence JP cabinet is an overall structure, it is detected without being tested for each single item using different equipment, while improving working efficiency, it ensure that the accuracy of detection.
Description
Technical field
This application involves electrical equipment detection field more particularly to a kind of detection devices for intelligent JP cabinet.
Background technique
It is small to three-phase imbalance active power inhibiting effect to solve tradition JP cabinet in power distribution network, it not can effectively solve
Generally existing three-phase imbalance problem in distribution, currently used a solution are by split-phase used by traditional JP cabinet
Switched capacitor structure is improved to static reactive generator (Static Var Generator, SVG) structure therefore will be traditional
JP cabinet be improved to intelligent JP cabinet.Situation different according to different distributing net platform region capacity of distribution transform simultaneously, using modularization drawer type
SVG is designed, to realize intensive and scale.SVG is remaining while completing reactive compensation and administering three-phase imbalance
Capacity, which also has both, to be administered harmonic wave, administers the functions such as voltage deviation, achievees the effect that General Promotion power quality.
According to power grid enterprises' related management standard, will carry out an acceptance inspection to it after intelligent JP cabinet is installed detection, and
It is also required to periodically carry out maintenance test to intelligent JP cabinet every year, the content of detection includes: insulation resistance detection, capacitance detecting, electricity
The calibrating of energy Watch Error, current transformer error calibrating, SVG Function detection etc. are worked normally with guaranteeing that its function is intact.
However it is directed to the detection device of intelligence JP cabinet in the market, it is existing there is presently no more comprehensive detection device
Detection mode is that staff detects it using different equipment for each single item test, causes workflow multiple in this way
It is miscellaneous cumbersome, and since mutually indepedent between each detection device and compatibility is poor, it is larger to will lead to testing result error.
Utility model content
This application provides a kind of detection devices for intelligent JP cabinet, complicated to solve existing intelligence JP cabinet detection mode
It is cumbersome, the big problem of testing result error.
This application provides a kind of detection devices for intelligent JP cabinet, for the intelligence with power quality harnessed synthetically
JP cabinet is detected, comprising: cabinet, switch unit, display unit, exchange interface unit, measurement interface unit and testing agency,
Wherein,
The switch unit is set to the side of the cabinet；
The display unit is set to the upper plane of the cabinet；
The exchange interface unit is set to the leading flank of the cabinet；
The measurement interface unit is set to the another side on the cabinet relative to the switch unit；
The testing agency is set in the cabinet；
The testing agency include insulation resistance detection unit, comprehensively control unit, power output unit, measuring unit,
Data storage cell and power supply, the insulation resistance detection unit, the power output unit, the measuring unit and the number
It is connect with the comprehensively control unit according to storage unit；
The insulation resistance detection unit, the comprehensively control unit, the power output unit, the measuring unit,
The data storage cell and the power supply are connect with the switch unit；
The comprehensively control unit is connect with the display unit；
The power output unit is connect with the exchange interface unit；
The measuring unit, the data storage cell are connect with the measurement interface unit.
Selectable, the insulation resistance detection unit includes DC control system, PWM drive module, high pressure generation mould
Block, protection circuit, sample circuit and A/D converter, wherein
The DC control system is connect with the comprehensively control unit；
The output end of the DC control system is connect with the PWM drive module；
The PWM drive module, the high pressure occur module, the protection circuit, the sample circuit and the A/D and turn
Parallel operation is sequentially connected；
The A/D converter is connect with the DC control system.
Selectable, the comprehensively control unit includes HMI system and DSP/FPGA module, wherein
The HMI system is connect with the DSP/FPGA module；
The HMI system is connect with the display unit；
The DSP/FPGA module is connect with the DC control system；
The power output unit, the measuring unit, the data storage cell and the switch unit with it is described
The connection of DSP/FPGA module.
Selectable, the power output unit includes power control module and D/A conversion circuit, wherein
The power control module is connect with the D/A conversion circuit；
The power control module is connect with the exchange interface unit；
The D/A conversion circuit is connect with the DSP/FPGA module.
Selectable, the measuring unit includes signal pre-processing circuit and D/A conversion module, wherein
The signal pre-processing circuit is connect with the D/A conversion module；
The signal pre-processing circuit is connect with the measurement interface unit；
The D/A conversion module is connect with the DSP/FPGA module.
Selectable, the switch unit includes the protection interface that the body side is arranged in, ground potential interface, direct current
High voltage interface, supply hub, grounding point, switch and indicator light, wherein
The protection interface, the ground potential interface occur module with the high pressure and connect；
The DC high voltage interface and the protection circuit connection；
The supply hub is connect with the power supply；
The indicator light is connect with the power supply；
The switch is connect with the indicator light；
The insulation resistance detection unit, the comprehensively control unit, the power output unit, the measuring unit,
It is connected with the switch with the data storage cell；
The grounding point is set to the side of the supply hub.
Selectable, the display unit includes the display screen and keyboard for being set to plane on the cabinet, wherein
The display location is in the top of the keyboard；
The display screen, the keyboard are connect with the HMI system.
It is selectable, it is described exchange interface unit include be set to the cabinet front face multiple alternating voltages output connect
Mouth and multiple alternating current interfaces, wherein
Multiple alternating voltage output interfaces are center array in the cabinet using the center line in the cabinet front face
Leading flank；
Multiple alternating current interfaces are center array before the cabinet using the center line in the cabinet front face
Side；
Multiple alternating voltage output interfaces are located at the top of multiple alternating current interfaces；
Multiple alternating voltage output interfaces, multiple alternating current interfaces connect with the power control module
It connects.
Selectable, the measurement interface unit includes multiple current measuring interfaces, multiple voltage measurement interfaces, Ethernet
Line jack, USB interface and antenna, wherein
Multiple current measuring interface arrays are in the side of the cabinet；
Multiple voltage measurement interface arrays are in the side of the cabinet；
Multiple current measuring interfaces are located at the top of multiple voltage measurement interfaces；
The antenna, the ethernet line jack, the USB interface are set in turn in the side of the cabinet from top to bottom
Face；
The antenna, the ethernet line jack, the USB interface are located at the current measuring interface and voltage measurement connects
The side of mouth；
Multiple current measuring interfaces, multiple voltage measurement interfaces are connect with the signal pre-processing circuit；
The ethernet line jack, the USB interface and the antenna are connect with the data storage cell.
Selectable, the measurement interface unit further includes fan, and the fan is located at the lower section of the USB interface, institute
It states fan and the switch connects.
From the above technical scheme, this application provides a kind of detection devices for intelligent JP cabinet, for electrification
The intelligent JP cabinet of energy comprehensive quality control is detected, comprising: cabinet, display unit, exchange interface unit, is surveyed switch unit
It measures interface unit and testing agency, the testing agency includes insulation resistance detection unit, comprehensively control unit, power output list
Member, measuring unit, data storage cell and power supply, the testing agency can simultaneously miss insulation resistance, capacitor, electric energy meter
Difference, current transformer error, SVG function etc. are detected, and the detection device provided by the present application for intelligence JP cabinet is one
Overall structure is detected without testing for each single item using different equipment, while improving working efficiency, ensure that inspection
The accuracy of survey.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of concrete structure schematic diagram of the detection device for intelligent JP cabinet provided by the present application；
Fig. 2 is a kind of structural schematic diagram of the testing agency of the detection device for intelligent JP cabinet provided by the present application；
Fig. 3 is a kind of partial structure diagram of the detection device for intelligent JP cabinet provided by the present application；
Fig. 4 is a kind of structural schematic diagram of the switch unit of the detection device for intelligent JP cabinet provided by the present application；
Fig. 5 is a kind of structural schematic diagram of the display unit of the detection device for intelligent JP cabinet provided by the present application；
Fig. 6 is a kind of structural representation of the exchange interface unit of detection device for intelligent JP cabinet provided by the present application
Figure；
Fig. 7 is a kind of structural representation of the measurement interface unit of detection device for intelligent JP cabinet provided by the present application
Figure；
Fig. 8 is that the circuit diagram of module occurs for a kind of high pressure of detection device for intelligent JP cabinet provided by the present application；
Fig. 9 is a kind of circuit diagram of the sample circuit of the detection device for intelligent JP cabinet provided by the present application；
Figure 10 is a kind of DC control system and A/D converter of the detection device for intelligent JP cabinet provided by the present application
Connection circuit diagram；
Figure 11 is a kind of D/A conversion module, the power control mould of the detection device for intelligent JP cabinet provided by the present application
The connection circuit diagram of block and DSP/FPGA module.
It illustrates:
Wherein, 1- switch unit；2- display unit；3- exchanges interface unit；4- measures interface unit；6- cabinet；7- inspection
Survey mechanism；11- protection interface；12- ground potential interface；13- DC high voltage interface；14- supply hub；15- grounding point；16-
Switch；17- indicator light；21- display screen；22- keyboard；31- alternating voltage output interface；32- alternating current interface；41- electric current
Measure interface；42- voltage measurement interface；43- ethernet line jack；44-USB interface；45- antenna；46- fan；71- insulated electro
Hinder detection unit；72- comprehensively control unit；73- power output unit；74- measuring unit；75- data storage cell；76- electricity
Source；711- DC control system；712-PWM drive module；Module occurs for 713- high pressure；714- protects circuit；715- sampling electricity
Road；716-A/D converter；721-HMI system；722-DSP/FPGA module；731- power control module；732-D/A conversion electricity
Road；741- signal pre-processing circuit；742-D/A conversion module.
Specific embodiment
Below with reference to the attached drawing in the application, the technical scheme in the embodiment of the application is clearly and completely described,
Obviously, described embodiment is only a part of the embodiment of the application, instead of all the embodiments.Based in the application
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Many details are explained in the following description in order to fully understand the application, but the application can be with
It is different from the other modes that describe again using other to implement, those skilled in the art can be without prejudice to the application intension
In the case of do similar popularization, therefore the application is not limited by the specific embodiments disclosed below.
Referring to figs. 2 and 3, this application provides a kind of detection devices for intelligent JP cabinet, for band power quality
The intelligent JP cabinet of comprehensive treatment is detected, comprising: cabinet 6, switch unit 1, display unit 2, exchange interface unit 3, measurement
Interface unit 4 and testing agency 7, wherein
The switch unit 1 is set to the side of the cabinet 6, and the switch unit 1 is used to be used for intelligence JP to be described
The detection device of cabinet is powered.
The display unit 2 is set to the upper plane of the cabinet 6, and the display unit 2 checks use for staff
In the testing result of the detection device of intelligent JP cabinet；
The exchange interface unit 3 is set to the leading flank of the cabinet 6；
The measurement interface unit 4 is set to the another side on the cabinet 6 relative to the switch unit 1；
The testing agency 7 is set in the cabinet 6；
The testing agency 7 includes insulation resistance detection unit 71, comprehensively control unit 72, power output unit 73, surveys
Measure unit 74, data storage cell 75 and power supply 76, the insulation resistance detection unit 71, the power output unit 73, institute
Measuring unit 74 and the data storage cell 75 is stated to connect with the comprehensively control unit 72；
The insulation resistance detection unit 71 is also used to control data transfer to comprehensive for detecting insulation resistance
Unit 72 processed.
The comprehensively control unit 72 is analyzed for upload data of the staff to other units and test monitors, can
It is automatically performed every detection project by program, and the waveform analysis comparison of electric current, voltage can be carried out, forms corresponding detection report
It accuses.
The power output unit 73 passes through D/A conversion circuit for the requirement according to the comprehensively control unit 72
732 and the controllable alternating voltage of 731 output phase of power control module, amplitude, frequency, electric current, more actually simulate electric energy
The variation of quality.
The measuring unit 74 for measuring the electric quantity signal from voltage sensor and current sensor respectively, and is led to
It crosses D/A conversion module 742 and analog signal is quickly converted into digital signal, then real-time transmission to comprehensively control unit 72.
The data storage cell 75, for storing data, staff can pass through the modes such as Ethernet, USB, WiFi
It reads.
The power supply 76, for controlling whether the detection device for intelligence JP cabinet works.
The insulation resistance detection unit 71, the comprehensively control unit 72, the power output unit 73, the measurement
Unit 74, the data storage cell 75 and the power supply 76 are connect with the switch unit 1；
The comprehensively control unit 72 is connect with the display unit 2；
The power output unit 73 is connect with the exchange interface unit 3；
The measuring unit 74, the data storage cell 75 are connect with the measurement interface unit 4.
Selectable referring to Fig. 1, the insulation resistance detection unit 71 includes DC control system 711, PWM driving mould
Module 713, protection circuit 714, sample circuit 715 and A/D converter 716 occur for block 712, high pressure, wherein
The DC control system 711 is connect with the comprehensively control unit 72, and the DC control system 711 is one
The control system that single-chip microcontroller is constituted, function are mainly the signal for exporting control PWM drive module 712, and and A/D converter
716 carry out information exchange, and existing PIC series monolithic can be used to constitute control system, with A/D converter in the present apparatus
716 connection is as shown in Figure 10；
The insulation resistance detection unit 71 is produced under the action of DC control system 711 by PWM drive module 712
Raw DC high voltage is also used to survey by being used to detect insulation resistance after protecting circuit 714 and sample circuit 715 accordingly
Amount data are transmitted to comprehensively control unit 72.
The output end of the DC control system 711 is connect with the PWM drive module 712, and PWM is pulse width tune
System, is a kind of very effective technology using the numeral output of microprocessor to be controlled analog circuit, is widely applied
From measurement, communicate into many fields of power control and transformation.The PWM drive module 712 is the type of FUJITSU company
Number be MB3759 chip；
Module 713, the protection circuit 714, the sample circuit occur for the PWM drive module 712, the high pressure
715 and the A/D converter 716 be sequentially connected；
Referring to Fig. 8, the circuit diagram of module 713 occurs for a kind of high pressure of the detection device for intelligent JP cabinet provided,
Its working principle is that: 12V DC power supply forms alternating voltage through triode BUT11A, in pulse transformer primary side, passes through pulse
Transformer boosts, and is then boosted and is rectified again by the voltage-multiplying circuit being made of C1, D1, C2, D2 etc., single-chip microcontroller is defeated
The adjustable PWM wave of duty ratio out achievees the purpose that change output DC voltage, in this application may be used by changing this duty ratio
It is set as fixed voltage output, it can also stepped voltage gain output.
The protection circuit 714, including overcurrent protection and earth leakage protective.
It is a kind of circuit diagram of the sample circuit of the detection device for intelligent JP cabinet provided by the present application, institute referring to Fig. 9
Stating sample circuit 715 is to press signal sampling channel, control loop is linked by original parts such as transformer, filters, to reach
Observing and controlling to high tension loop.In Fig. 9, it is HV that 713 output voltage of module, which occurs, for setting high pressure, and CH1 is that the voltage of standard loop is adopted
Collect channel, CH2 is the voltage acquisition channel of TCH test channel, and R1 and R2 are divider resistances, and R3 is sampling resistor, and RX is tested
Product then finally obtain the calculating of the value of RX if the corresponding digital quantity of CH1 channel voltage is DATA1, CH2 DATA2 by calculating
Formula are as follows:
The A/D converter 716 is connect with the DC control system 711, and the A/D converter 716 is ADI company type
Number A/D converter for being AD7705, this is a 16 A/D converters, binary channels synchronized sampling, is very suitable to measurement low frequency
Minute analog signal, this A/D converter have from programmable-gain amplifier, can directly measure biography by software programming
The tiny signal of sensor output.AD7705 has the characteristics that high resolution, dynamic range be wide, therefore self calibration is highly suitable for
In the application.
Selectable, the comprehensively control unit 72 includes HMI system 721 and DSP/FPGA module 722, wherein
The HMI system 721 is connect with the DSP/FPGA module 722；
Above-mentioned HMI system 721, HMI are the abbreviations of Human Machine Interface, and " man-machine interface " is also named man-machine
Interface.Man-machine interface is also known as user interface or user interface is the matchmaker interacted between system and user with information exchange
It is situated between, it realizes that the internal form of information and the mankind can receive the conversion between form.
The HMI system 721 is connect with the display unit 2；
The DSP/FPGA module 722 is connect with the DC control system 711；
The power output unit 73, the measuring unit 74, the data storage cell 75 and the switch unit 1 are equal
It is connect with the DSP/FPGA module 722.
Selectable, the power output unit 73 includes power control module 731 and D/A conversion circuit 732, wherein
The power control module 731 is connect with the D/A conversion circuit 732；
Referring to Figure 11, for a kind of D/A conversion module of the detection device for intelligent JP cabinet provided by the present application, power control
The connection circuit diagram of molding block and DSP/FPGA module.Above-mentioned D/A conversion circuit 732 is mainly by Texas Instrument's D/A digital-to-analogue conversion
Device chip IC DAC7715UB is constituted, and the connection type with power control module 731 is tied referring to Figure 11 by the topology of Figure 11
Structure completes the function of the output of control electric current, voltage output.
The power control module 731 is connect with the exchange interface unit 3；
The D/A conversion circuit 732 is connect with the DSP/FPGA module 722.
Selectable, the measuring unit 74 includes signal pre-processing circuit 741 and D/A conversion module 742, wherein
The signal pre-processing circuit 741 is connect with the D/A conversion module 742；
Above-mentioned D/A conversion module 742 is high-speed d/a conversion chip.
Above-mentioned signal pre-processing circuit 741 includes the original parts such as transformer, filter, completes to believe the electric current of input, voltage
Number height accurately extracts, and is then converted into analog signal by D/A conversion module 742 and is sent into DSP/FPGA module 722.
The signal pre-processing circuit 741 is connect with the measurement interface unit 4；
The D/A conversion module 742 is connect with the DSP/FPGA module 722.
Referring to fig. 4, selectable, the switch unit 1 include be arranged in 6 side of cabinet protection interface 11,
Current potential interface 12, DC high voltage interface 13, supply hub 14, grounding point 15, switch 16 and indicator light 17, wherein
The protection interface 11, the ground potential interface 12 occur module 713 with the high pressure and connect；
The DC high voltage interface 13 is connect with the protection circuit 714；
The supply hub 14 is connect with the power supply 76；
The indicator light 17 is connect with the power supply 76；
The switch 16 is connect with the indicator light 17；
The insulation resistance detection unit 71, the comprehensively control unit 72, the power output unit 73, the measurement
Unit 74 and the data storage cell 75 are connect with the switch 16；
The grounding point 15 is set to the side of the supply hub 14.
Selectable referring to Fig. 5, the display unit 2 includes the display screen 21 and key for being set to plane on the cabinet 6
Disk 22, wherein
The display screen 21 is located at the top of the keyboard 22；
The display screen 21, the keyboard 22 are connect with the HMI system 721.
Selectable referring to Fig. 6, the exchange interface unit 3 includes the multiple exchanges for being set to 6 leading flank of cabinet
Voltage output interface 31 and multiple alternating current interfaces 32 illustrate only an alternating voltage output interface 31 and one in Fig. 1
Alternating current interface 32, wherein
Multiple alternating voltage output interfaces 31 are center array in the case using the center line of 6 leading flank of cabinet
The leading flank of body 6；
Multiple alternating current interfaces 32 are center array in the cabinet 6 using the center line of 6 leading flank of cabinet
Leading flank；
Multiple alternating voltage output interfaces 31 are located at the top of multiple alternating current interfaces 32；
Multiple alternating voltage output interfaces 31, multiple alternating current interfaces 32 with the power control module
731 connections.
Selectable referring to Fig. 7, the measurement interface unit 4 includes multiple current measuring interfaces 41, multiple voltage measurements
Interface 42, ethernet line jack 43, USB interface 44 and antenna 45 only illustrate a current measuring interface 41 and one in Fig. 1
Voltage measurement interface 42, wherein
Multiple 41 arrays of the current measuring interface are in the side of the cabinet 6；
Multiple 42 arrays of voltage measurement interface are in the side of the cabinet 6；
Multiple current measuring interfaces 41 are located at the top of multiple voltage measurement interfaces 42；
The antenna 45, the ethernet line jack 43, the USB interface 44 are set in turn in the cabinet from top to bottom
6 side；
The antenna 45, the ethernet line jack 43, the USB interface 44 are located at the current measuring interface 41 and electricity
The side of pressure measurement interface 42；
Multiple current measuring interfaces 41, multiple voltage measurement interfaces 42 with the signal pre-processing circuit
741 connections；
The ethernet line jack 43, the USB interface 44 and the antenna 45 connect with the data storage cell 75
It connects.
Selectable, the measurement interface unit 4 further includes fan 46, and the fan 46 is located at the USB interface 44
Lower section, the fan 46 are connect with the switch 16.
In use, the power supply 76 of the detection device for being used for intelligent JP cabinet is connected, the switch 16 is opened, absolutely
Edge resistance detection unit 71 generates DC high voltage by PWM drive module 712 under the action of DC control system 711, leads to
After crossing corresponding protection circuit 714 and sample circuit 715, the insulation resistance detection unit 71 detects insulation resistance,
And automatically by data transfer to comprehensively control unit 72.Power output unit 73 is wanted according to comprehensively control unit 72
It asks, by the controllable alternating voltage of 731 output phase of D/A conversion circuit 732 and power control module, amplitude, frequency, electric current,
More actually simulate the variation of power quality.Measuring unit 74 measures the electricity from voltage sensor and current sensor respectively
Signal is measured, and digital signal is quickly converted into comprehensively control unit by analog signal real-time transmission by D/A conversion module 742
72.Staff can be analyzed by upload data of the display unit 2 to other each units and test monitors, can be automatic by program
Every detection project is completed, and the waveform analysis comparison of electric current, voltage can be carried out, generates corresponding examining report.All surveys
Examination data will be stored into data storage cell 75, and staff can be read by the modes such as Ethernet, USB, WiFi.
From the above technical scheme, this application provides a kind of detection devices for intelligent JP cabinet, for electrification
The intelligent JP cabinet of energy comprehensive quality control is detected, comprising: cabinet 6, switch unit 1, display unit 2, exchange interface unit
3, interface unit 4 and testing agency 7 are measured, the testing agency 7 includes insulation resistance detection unit 71, comprehensively control unit
72, power output unit 73, measuring unit 74, data storage cell 75 and power supply 76, the testing agency 7 can be simultaneously to exhausted
Edge resistance, capacitor, electric energy meter error, current transformer error, SVG function etc. are detected, provided by the present application for intelligence
The detection device of JP cabinet is an overall structure, is detected without testing for each single item using different equipment, and work is improved
While making efficiency, the accuracy of detection ensure that.
The above is only the specific embodiments of the application, it is noted that those skilled in the art are come
It says, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as
The protection scope of the application.
Claims (10)
1. a kind of detection device for intelligent JP cabinet, for being detected to the intelligent JP cabinet with power quality harnessed synthetically,
It is characterized in that, the detection device for intelligence JP cabinet includes cabinet (6), switch unit (1), display unit (2), exchange
Interface unit (3), measurement interface unit (4) and testing agency (7), wherein
The switch unit (1) is set to the side of the cabinet (6)；
The display unit (2) is set to the upper plane of the cabinet (6)；
Exchange interface unit (3) is set to the leading flank of the cabinet (6)；
Measurement interface unit (4) is set to the another side on the cabinet (6) relative to the switch unit (1)；
The testing agency (7) is set in the cabinet (6)；
The testing agency (7) includes insulation resistance detection unit (71), comprehensively control unit (72), power output unit
(73), measuring unit (74), data storage cell (75) and power supply (76), the insulation resistance detection unit (71), the function
Rate output unit (73), the measuring unit (74) and the data storage cell (75) with the comprehensively control unit (72)
Connection；
The insulation resistance detection unit (71), the comprehensively control unit (72), the power output unit (73), the survey
Amount unit (74), the data storage cell (75) and the power supply (76) are connect with the switch unit (1)；
The comprehensively control unit (72) connect with the display unit (2)；
The power output unit (73) connect with the exchange interface unit (3)；
The measuring unit (74), the data storage cell (75) are connect with the measurement interface unit (4).
2. being used for the detection device of intelligence JP cabinet as described in claim 1, which is characterized in that the insulation resistance detection unit
(71) include DC control system (711), PWM drive module (712), high pressure generation module (713), protection circuit (714), adopt
Sample circuit (715) and A/D converter (716), wherein
The DC control system (711) connect with the comprehensively control unit (72)；
The output end of the DC control system (711) is connect with the PWM drive module (712)；
Module (713), the protection circuit (714), the sample circuit occur for the PWM drive module (712), the high pressure
(715) it is sequentially connected with the A/D converter (716)；
The A/D converter (716) connect with the DC control system (711).
3. being used for the detection device of intelligence JP cabinet as claimed in claim 2, which is characterized in that the comprehensively control unit (72)
Including HMI system (721) and DSP/FPGA module (722), wherein
The HMI system (721) connect with the DSP/FPGA module (722)；
The HMI system (721) connect with the display unit (2)；
The DSP/FPGA module (722) connect with the DC control system (711)；
The power output unit (73), the measuring unit (74), the data storage cell (75) and the switch unit
(1) it is connect with the DSP/FPGA module (722).
4. being used for the detection device of intelligence JP cabinet as claimed in claim 3, which is characterized in that the power output unit (73)
Including power control module (731) and D/A conversion circuit (732), wherein
The power control module (731) connect with the D/A conversion circuit (732)；
The power control module (731) connect with the exchange interface unit (3)；
The D/A conversion circuit (732) connect with the DSP/FPGA module (722).
5. being used for the detection device of intelligence JP cabinet as claimed in claim 4, which is characterized in that the measuring unit (74) includes
Signal pre-processing circuit (741) and D/A conversion module (742), wherein
The signal pre-processing circuit (741) connect with the D/A conversion module (742)；
The signal pre-processing circuit (741) connect with the measurement interface unit (4)；
The D/A conversion module (742) connect with the DSP/FPGA module (722).
6. being used for the detection device of intelligence JP cabinet as claimed in claim 5, which is characterized in that the switch unit (1) includes
The protection interface (11) in the cabinet (6) side, ground potential interface (12), DC high voltage interface (13), power supply is arranged to insert
Hole (14), grounding point (15), switch (16) and indicator light (17), wherein
The protection interface (11), the ground potential interface (12) occur module (713) with the high pressure and connect；
The DC high voltage interface (13) connect with the protection circuit (714)；
The supply hub (14) connect with the power supply (76)；
The indicator light (17) connect with the power supply (76)；
The switch (16) connect with the indicator light (17)；
The insulation resistance detection unit (71), the comprehensively control unit (72), the power output unit (73), the survey
Amount unit (74) and the data storage cell (75) are connect with the switch (16)；
The grounding point (15) is set to the side of the supply hub (14).
7. being used for the detection device of intelligence JP cabinet as claimed in claim 3, which is characterized in that the display unit (2) includes
It is set to the display screen (21) and keyboard (22) of plane on the cabinet (6), wherein
The display screen (21) is located at the top of the keyboard (22)；
The display screen (21), the keyboard (22) are connect with the HMI system (721).
8. being used for the detection device of intelligence JP cabinet as claimed in claim 4, which is characterized in that the exchange interface unit (3)
Multiple alternating voltage output interfaces (31) and multiple alternating current interfaces (32) including being set to the cabinet (6) leading flank,
Wherein,
Multiple alternating voltage output interfaces (31) are center array in the case using the center line of the cabinet (6) leading flank
The leading flank of body (6)；
Multiple alternating current interfaces (32) are center array in the cabinet using the center line of the cabinet (6) leading flank
(6) leading flank；
Multiple alternating voltage output interfaces (31) are located at the top of multiple alternating current interfaces (32)；
Multiple alternating voltage output interfaces (31), multiple alternating current interfaces (32) with the power control module
(731) it connects.
9. being used for the detection device of intelligence JP cabinet as claimed in claim 4, which is characterized in that the measurement interface unit (4)
Including multiple current measuring interfaces (41), multiple voltage measurement interfaces (42), ethernet line jack (43), USB interface (44) and
Antenna (45), wherein
The multiple current measuring interface (41) arrays are in the side of the cabinet (6)；
Multiple voltage measurement interface (42) arrays are in the side of the cabinet (6)；
Multiple current measuring interfaces (41) are located at the top of multiple voltage measurement interfaces (42)；
The antenna (45), the ethernet line jack (43), the USB interface (44) are set in turn in the case from top to bottom
The side of body (6)；
The antenna (45), the ethernet line jack (43), the USB interface (44) are located at the current measuring interface (41)
With the side of voltage measurement interface (42)；
Multiple current measuring interfaces (41), multiple voltage measurement interfaces (42) with the signal pre-processing circuit
(741) it connects；
The ethernet line jack (43), the USB interface (44) and the antenna (45) with the data storage cell
(75) it connects.
10. being used for the detection device of intelligence JP cabinet as claimed in claim 9, which is characterized in that the measurement interface unit (4)
It further include fan (46), the fan (46) is located at the lower section of the USB interface (44), the fan (46) and the switch
(16) it connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384248.2U CN208621672U (en) | 2018-08-27 | 2018-08-27 | A kind of detection device for intelligent JP cabinet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821384248.2U CN208621672U (en) | 2018-08-27 | 2018-08-27 | A kind of detection device for intelligent JP cabinet |
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|---|---|
| CN208621672U true CN208621672U (en) | 2019-03-19 |
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ID=65716954
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| Application Number | Title | Priority Date | Filing Date |
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| Country | Link |
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| CN (1) | CN208621672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716112A (en) * | 2019-11-15 | 2020-01-21 | 国电南京自动化股份有限公司 | Insulation detection method for high-voltage cascaded SVG (static var generator) insulation frame |
| CN111880025A (en) * | 2020-07-02 | 2020-11-03 | 国网天津市电力公司 | JP cabinet automation system integrated debugging device and debugging method thereof |
-
2018
- 2018-08-27 CN CN201821384248.2U patent/CN208621672U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110716112A (en) * | 2019-11-15 | 2020-01-21 | 国电南京自动化股份有限公司 | Insulation detection method for high-voltage cascaded SVG (static var generator) insulation frame |
| CN110716112B (en) * | 2019-11-15 | 2022-01-25 | 国电南京自动化股份有限公司 | Insulation detection method for high-voltage cascaded SVG (static var generator) insulation frame |
| CN111880025A (en) * | 2020-07-02 | 2020-11-03 | 国网天津市电力公司 | JP cabinet automation system integrated debugging device and debugging method thereof |
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