CN208796532U - Intelligent troubleshooting experience system and intelligent troubleshooting actual training device - Google Patents
Intelligent troubleshooting experience system and intelligent troubleshooting actual training device Download PDFInfo
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- CN208796532U CN208796532U CN201820507727.2U CN201820507727U CN208796532U CN 208796532 U CN208796532 U CN 208796532U CN 201820507727 U CN201820507727 U CN 201820507727U CN 208796532 U CN208796532 U CN 208796532U
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Abstract
The utility model provides a kind of intelligent troubleshooting experience system.Corresponding, the utility model additionally provides a kind of intelligent troubleshooting practical training method and intelligent troubleshooting actual training device.Compared with prior art, the utility model is using the on-off of PLC controller control relay coil come batch setting fault point, supervisor only needs disposably to set the fault point of each student by touch screen display controller, and student can independently carry out submitting the fault point detected, if correct, system automatically terminates the fault point, and it records correct primary, misregistration is primary if incorrect, furthermore, the time of examination is also unitized, time is up, system is handed in an examination paper automatically, it has not timed out, student can hand in an examination paper in advance, supervisor does not need the matter of time for scrupling student again in this way, both examination efficiency greatly improved, also the working strength of invigilator teacher is significantly reduced, avoid data statistics mistake.
Description
Technical field
The utility model relates to instruments used for education, and in particular to one kind meets " primary maintenance electrician " teaching material and requires intelligent troubleshooting
Experience system and intelligent troubleshooting actual training device.
Background technique
" primary maintenance electrician " is training of labor reserves electrician's class Specialized skill teaching material, and main contents include: safety
Electricity consumption, maintenance electrician's tool, measurer and instrument, electrical material, typical transformer, motor, low-voltage electrical apparatus, common mechanical equipment
Electrical control, heat light and power route, electronic technology and operation, 10 units of basic bench skill of maintenance electrician, each
Unit is divided into several modules, and the contents such as practice and real training are had after each module." primary maintenance electrician " is according to maintenance electrician hilllock
Position skill requirement organising content, theoretical knowledge is concise, and training project is combined closely with theoretical knowledge, emphasizes to student's operative skill
Culture." primary maintenance electrician " both pictures and texts are excellent, practical, and by study, student can comprehensively grasp maintenance electrician must
Standby theoretical knowledge and operative skill.
Currently, maintenance electrician's troubleshooting equipment needs supervisor will be manual when each classmate needs to take an examination or practice
Fault point is set, illustrates that then supervisor checks to learner answering questions fault point and supervisor, if correctly, teacher
Fault point is resetted, record is correct primary, and incorrect then misregistration is primary.In this way, supervisor needs in each examinee
Fault point is configured before examination, and needs that the fault point that student finds out is judged and resetted when examining, to need
Supervisor aside waits always operation, very inconvenient.
Further, since each classmate is different to knowledge point Grasping level, cause examination speed different, spent time has
Have fastly slowly, supervisor also needs to check the test time of each classmate has spent how many respectively in addition to judging fault point, if
Time-out, invigilator teacher are very arduous.
Utility model content
To overcome the above-mentioned deficiency in the presence of the prior art, the utility model provides a kind of intelligent troubleshooting real training system
System.The intelligence troubleshooting experience system can batch setting fault point, and the test time has also been carried out same, both greatly improved
Examination efficiency, also significantly reduces the working strength of invigilator teacher.Corresponding, the utility model additionally provides a kind of intelligent troubleshooting
Actual training device.
Realizing the technical solution of above-mentioned first purpose of the utility model is: intelligent troubleshooting experience system, including touches
Shield display controller, PLC programmable controller and training module；The training module uses three-phase four-wire power supply comprising
Three-phase motor M, contactor KM1, contactor KM2, relay KA1, relay KA2, relay KA3, relay KA4, relay
KA5, relay KA6, relay KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12,
Relay KA13, relay KA14, normally closed switch SB1, double control switch SB2 and double control switch SB3；The U of the three-phase motor M
Normally-closed contact of the contact successively through relay KA1, contactor KM1 the first normally opened contact connect with three-phase electricity L1, meanwhile, U connects
Point also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3；The V contact of the three-phase motor M is through contactor KM1's
Second normally opened contact is connect with three-phase electricity L2, meanwhile, normally-closed contact of the V contact also successively through relay KA2, contactor KM2
Second normally opened contact is connect with three-phase electricity L2；The W contact of the three-phase motor M is respectively through the third normally opened contact of contactor KM1
It is connect with the third normally opened contact of contactor KM2 with three-phase electricity L3 and three-phase electricity L1；Coil one end of the contactor KM1 pass through after
The normally-closed contact of electric appliance KA14 is connect with three-phase electricity L1, normally-closed contact of the other end successively through relay KA8, contactor KM2
Normally-closed contact, the normally-closed contact of relay KA6, double control switch SB2 normally open contact, normally closed is opened the normally-closed contact of double control switch SB3
The normally-closed contact for closing SB1, relay KA4, connect with neutral conductor N；Coil one end of the contactor KM2 is successively through relay
The normally-closed contact of KA13, the normally-closed contact of relay KA14 are connect with three-phase electricity L2, and the other end is successively through the normally closed of contactor KM1
Contact, the normally-closed contact of relay KA12, double control switch SB2 normally closed interlock, the normally-closed contact of relay KA10, relay KA9
Normally-closed contact, the normally-closed contact of relay KA5, normally closed switch SB1, relay KA4 normally-closed contact, connect with neutral conductor N；
Normally-closed contact one end of the relay KA7 be connected to double control switch SB3 normally-closed contact and relay KA6 normally-closed contact it
Between, the other end is connect with one end of the 4th normally opened contact of contactor KM1, the other end of the 4th normally opened contact of contactor KM1
It is connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5；The normally-closed contact one of the relay KA11
End is connected between the normally-closed contact of double control switch SB2 and the normally-closed contact of relay KA10, and the of the other end and contactor KM2
One end of four normally opened contacts connects, and the other end of the 4th normally opened contact of contactor KM2 is connected to the normally-closed contact of relay KA9
Between the normally opened contact of double control switch SB3；The input terminal and touch screen display controller of the PLC programmable controller connect
It connects, output end and relay KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay
KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13 and relay
The coil of KA14 connects.
Compared with prior art, the utility model is using the on-off of PLC controller control relay coil come batch setting
Fault point, supervisor only need disposably to set the fault point of each student by touch screen display controller, and
And student can independently carry out submitting the fault point detected, if correctly, system automatically terminates the fault point, and record correct
Once, misregistration is primary if incorrect, in addition, the time of examination is also unitized, time is up, and system carries out
Automatically it hands in an examination paper, has not timed out, student can hand in an examination paper in advance, and such supervisor does not need the matter of time for scrupling student again, both greatly
Width improves examination efficiency, also significantly reduces the working strength of invigilator teacher, avoids data statistics mistake.
Safe to ensure as optimization, in intelligence troubleshooting experience system above-mentioned, the training module further includes three into three
The fuse FU2 of fuse FU1, Two In and Two Out that the electrothermal relay FR2 of electrothermal relay FR1, one-in-and-one-out out, three into three go out
With four air switch QS；The electrothermal relay FR1 is connect with the three-phase motor M, for preventing three-phase motor M from overloading；
The electrothermal relay FR2 is serially connected between relay KA4 and relay KA3, prevents the coil of contactor KM1 and contactor KM2
Overheat；The air switch QS is arranged in circuit end of incoming cables, for cutting off the power；The fuse FU1 and air switch QS goes here and there
It connects, second protection is carried out to three-phase motor M；The fuse FU2's is wherein serially connected with air switch QS and relay all the way
Between the normally-closed contact of KA14, another way is serially connected between the normally-closed contact of relay KA3 and electrothermal relay FR2, fuse FU2
Secondary Thermal protection is carried out for the coil to contactor KM1 and contactor KM2.
Realizing the technical solution of above-mentioned second purpose of the utility model is: intelligent troubleshooting actual training device, including cabinet
With case lid compatible with cabinet；The inside of the case lid is equipped with touch screen display controller and PLC programmable controller；It is described
Training module is equipped in cabinet, training module uses three-phase four-wire power supply comprising three-phase motor M, contactor KM1, contact
Device KM2, relay KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7,
Relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13, relay KA14, often
SB1, double control switch SB2 and double control switch SB3 are closed in make and break；The relay KA1, relay KA2, relay KA3, relay
KA4, relay KA5, relay KA6, relay KA7, relay KA8, relay KA9, relay KA10, relay KA11,
Relay KA12, relay KA13 and relay KA14 are arranged side by side, and form relay group, and relay group is hidden by relay cover
Lid；The first normally opened contact and three of normally-closed contact of the U contact of the three-phase motor M successively through relay KA1, contactor KM1
Mutually electricity L1 connection, meanwhile, U contact also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3；The three-phase motor M
V contact connect through the second normally opened contact of contactor KM1 with three-phase electricity L2, meanwhile, V contact is also successively through relay KA2's
Normally-closed contact, contactor KM2 the second normally opened contact connect with three-phase electricity L2；The W contact of the three-phase motor M is respectively through contacting
The third normally opened contact of device KM1 and the third normally opened contact of contactor KM2 are connect with three-phase electricity L3 and three-phase electricity L1；The contact
Coil one end of device KM1 is connect through the normally-closed contact of relay KA14 with three-phase electricity L1, and the other end is successively through the normal of relay KA8
Closed contact, the normally-closed contact of contactor KM2, the normally-closed contact of double control switch SB3, the normally-closed contact of relay KA6, double control switch
The normally-closed contact of SB2 normally open contact, normally closed switch SB1, relay KA4 is connect with neutral conductor N；The coil of the contactor KM2
Normally-closed contact of the one end successively through relay KA13, relay KA14 normally-closed contact connect with three-phase electricity L2, the other end is successively
The normally-closed contact of normally-closed contact, relay KA12 through contactor KM1, double control switch SB2 normally closed interlock, relay KA10 it is normal
The normally closed touching of closed contact, the normally-closed contact of relay KA9, the normally-closed contact of relay KA5, normally closed switch SB1, relay KA4
Point is connect with neutral conductor N；Normally-closed contact one end of the relay KA7 is connected to the normally-closed contact and relay of double control switch SB3
Between the normally-closed contact of device KA6, the other end is connect with one end of the 4th normally opened contact of contactor KM1, and the 4th of contactor KM1 the
The other end of normally opened contact is connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5；The relay
Normally-closed contact one end of KA11 is connected between the normally-closed contact of double control switch SB2 and the normally-closed contact of relay KA10, another
End connect with one end of the 4th normally opened contact of contactor KM2, the other end of the 4th normally opened contact of contactor KM2 be connected to after
Between the normally-closed contact of electric appliance KA9 and the normally opened contact of double control switch SB3；The input terminal of the PLC programmable controller and touching
Touch screen display controller connection, output end and relay KA1, relay KA2, relay KA3, relay KA4, relay KA5,
Relay KA6, relay KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay
Device KA13 is connected with the coil of relay KA14.By electric elements concentrated setting in a chest, both it was convenient for carrying, carried,
Facilitate storage again, it is very useful.
As optimization, to improve safety, in intelligence troubleshooting actual training device above-mentioned, the training module further include three into
Three go out electrothermal relay FR1, one-in-and-one-out electrothermal relay FR2, three into three go out fuse FU1, Two In and Two Out fuse
FU2 and four air switch QS；The electrothermal relay FR1 is connect with the three-phase motor M, for preventing three-phase motor M mistake
It carries；The electrothermal relay FR2 is serially connected between relay KA4 and relay KA3, prevents the line of contactor KM1 and contactor KM2
Circle overheat；The air switch QS is arranged in circuit end of incoming cables, for cutting off the power；The fuse FU1 and air switch QS
Concatenation carries out second protection to three-phase motor M；The fuse FU2's is wherein serially connected with air switch QS and relay all the way
Between the normally-closed contact of KA14, another way is serially connected between the normally-closed contact of relay KA3 and electrothermal relay FR2, fuse FU2
Secondary Thermal protection is carried out for the coil to contactor KM1 and contactor KM2.
As optimization, in intelligence troubleshooting actual training device above-mentioned, be additionally provided with rectifier on the inside of the case lid, rectifier it is defeated
Outlet is connect with touch screen display controller and PLC programmable controller respectively.Training box provides ballast for oneself, it is possible to reduce uses
When Wiring step, also avoid because scene lack ballast cause examination delay phenomenon generation.
Detailed description of the invention
Fig. 1 is the drive part circuit diagram of the intelligent troubleshooting experience system of the utility model；
Fig. 2 is the control section circuit diagram of the intelligent troubleshooting experience system of the utility model；
Fig. 3 is the structural schematic diagram of the intelligent troubleshooting actual training device of the utility model；
Fig. 4 is the method flow diagram that real training is carried out using the intelligent troubleshooting experience system of the utility model.
Appended drawing reference: 1- touch screen display controller, 2-PLC programmable controller, 3- cabinet, 4- case lid, 5- rectifier,
6- relay cover.
Specific embodiment
(embodiment) is further described the utility model with reference to the accompanying drawings and detailed description, this place is retouched
The specific embodiment stated is only used to explain the utility model, but is not intended as the foundation limited the utility model.
Referring to Fig. 1 and Fig. 2, the intelligent troubleshooting experience system of the utility model includes that touch screen display controller 1, PLC can
Programmable controller 2 and training module.
The training module use three-phase four-wire power supply comprising three-phase motor M, contactor KM1, contactor KM2, after
Electric appliance KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay
KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13, relay KA14, normally closed switch
SB1, double control switch SB2 and double control switch SB3.
First normally opened contact of normally-closed contact of the U contact of the three-phase motor M successively through relay KA1, contactor KM1
It is connect with three-phase electricity L1, meanwhile, U contact also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3.
The V contact of the three-phase motor M is connect through the second normally opened contact of contactor KM1 with three-phase electricity L2, meanwhile, V connects
Put the normally-closed contact also successively through relay KA2, the second normally opened contact of contactor KM2 is connect with three-phase electricity L2.
The third of the third normally opened contact through contactor KM1 and contactor KM2 are normal respectively for the W contact of the three-phase motor M
Contact is opened to connect with three-phase electricity L3 and three-phase electricity L1.
Coil one end of the contactor KM1 is connect through the normally-closed contact of relay KA14 with three-phase electricity L1, the other end according to
The secondary normally-closed contact through relay KA8, the normally-closed contact of contactor KM2, the normally-closed contact of double control switch SB3, relay KA6
Normally-closed contact, double control switch SB2 normally open contact, normally closed switch SB1, relay KA4 normally-closed contact, connect with neutral conductor N.
The normally closed touching of normally-closed contact, relay KA14 of the coil one end of the contactor KM2 successively through relay KA13
Point is connect with three-phase electricity L2, and normally-closed contact of the other end successively through contactor KM1, the normally-closed contact of relay KA12, dual control are opened
Close SB2 normally closed interlock, the normally-closed contact of relay KA10, the normally-closed contact of relay KA9, relay KA5 normally-closed contact, often
The normally-closed contact of SB1, relay KA4 are closed in make and break, connect with neutral conductor N.
Normally-closed contact one end of the relay KA7 be connected to double control switch SB3 normally-closed contact and relay KA6 it is normal
Between closed contact, the other end is connect with one end of the 4th normally opened contact of contactor KM1, the 4th normally opened contact of contactor KM1
The other end be connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5.
Normally-closed contact one end of the relay KA11 is connected to the normally-closed contact and relay KA10 of double control switch SB2
Between normally-closed contact, the other end is connect with one end of the 4th normally opened contact of contactor KM2, the 4th normally opened touching of contactor KM2
The other end of point is connected between the normally-closed contact of relay KA9 and the normally opened contact of double control switch SB3.
The input terminal of the PLC programmable controller 2 is connect with touch screen display controller 1, output end and relay
KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay KA8, after
Electric appliance KA9, relay KA10, relay KA11, relay KA12, relay KA13 are connected with the coil of relay KA14.
The utility model gives the corresponding signal of PLC programmable controller 2 by touch screen display controller 1, then passes through PLC
Program, realizes corresponding output, relay disconnecting circuit is controlled by output contact, to reach analog circuit fault.
Further, to be safer, the training module further includes three into three electrothermal relay FR1, the one-in-and-one-outs gone out
The fuse FU2 and four air switch QS of fuse FU1, Two In and Two Out that electrothermal relay FR2, three into three go out；The heat
Relay FR1 is connect with the three-phase motor M, for preventing three-phase motor M from overloading；The electrothermal relay FR2 is serially connected in relay
Between device KA4 and relay KA3, prevent the coil of contactor KM1 and contactor KM2 from overheating；The air switch QS setting exists
Circuit end of incoming cables, for cutting off the power；The fuse FU1 is concatenated with air switch QS, carries out secondary guarantor to three-phase motor M
Shield；The fuse FU2's is wherein serially connected between air switch QS and the normally-closed contact of relay KA14 all the way, another way string
It is connected between the normally-closed contact of relay KA3 and electrothermal relay FR2, fuse FU2 is used for contactor KM1 and contactor KM2
Coil carry out secondary Thermal protection.
It is using the method that the intelligent troubleshooting experience system of the utility model carries out real training: when real training, the relay
KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay KA8, after
Electric appliance KA9, relay KA10, relay KA11, relay KA12, relay KA13 and relay KA14 are occluded, invisible,
Remaining electrical component is visible；Fault point is arranged by touch screen display controller 1 in teacher, and sends fault point signal to PLC
Controller 2, then the corresponding actuating of relay is controlled by PLC controller 2；Student checks the circuit of visible part, judgement
It is out of order a little, and submits answer in touch screen display controller 1.
Specifically, referring to fig. 4, the method for above-mentioned real training includes exercise mode and examination pattern.
In exercise mode, by fault setting button, fault setting interface is entered, is provided with rear return circuit
Figure, be confirmed whether by fault point that point touching screen is shown be setting fault point.
Steps are as follows for exercise mode:
S1 selects exercise mode on touch screen display controller；
Fault point is arranged on touch screen display controller into after exercise mode in S2；
S3 checks the circuit of the visible part, and submits answer；
Whether S4, verification answer are correct.
It in examination pattern, needs to click login button, inputs correct account number cipher, then can just enter setting circle
Face, the test time can be adjusted by the corresponding button by entering set interface, and failure, score inquiry is arranged, and Modify password restores
Resetting.
Steps are as follows for examination pattern:
P1 selects examination pattern on touch screen display controller；
P2 inputs account by supervisor, password logins examination pattern；
P3 is in batches configured fault point, and the test time is arranged；
P4, examination start, and student sequentially takes an exam according to the number of examining；
P5, after all students complete examination, supervisor carries out examination result by touch screen display controller and checks.
Referring to figure 1, figure 2 and figure 3, the intelligent troubleshooting actual training device of the utility model includes cabinet 3 and is adapted with cabinet 3
Case lid 4；The inside of the case lid 4 is equipped with touch screen display controller 1 and PLC programmable controller 2；It is set in the cabinet 3
Have a training module, training module uses three-phase four-wire power supply comprising three-phase motor M, contactor KM1, contactor KM2, after
Electric appliance KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay
KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13, relay KA14, normally closed switch
SB1, double control switch SB2 and double control switch SB3；The relay KA1, relay KA2, relay KA3, relay KA4, after
Electric appliance KA5, relay KA6, relay KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay
KA12, relay KA13 and relay KA14 are arranged side by side, and form relay group, and relay group is covered by relay cover 6；It is described
Normally-closed contact of the U contact of three-phase motor M successively through relay KA1, the first normally opened contact of contactor KM1 and three-phase electricity L1 connect
It connects, meanwhile, U contact also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3；The V contact of the three-phase motor M passes through
The second normally opened contact of contactor KM1 is connect with three-phase electricity L2, meanwhile, normally-closed contact of the V contact also successively through relay KA2,
The second normally opened contact of contactor KM2 is connect with three-phase electricity L2；The W contact of the three-phase motor M respectively through contactor KM1
The third normally opened contact of three normally opened contacts and contactor KM2 are connect with three-phase electricity L3 and three-phase electricity L1；The line of the contactor KM1
Circle normally-closed contact of the one end through relay KA14 is connect with three-phase electricity L1, and normally-closed contact of the other end successively through relay KA8 connects
The normally-closed contact of tentaculum KM2, the normally-closed contact of double control switch SB3, the normally-closed contact of relay KA6, the normally opened touching of double control switch SB2
The normally-closed contact of head, normally closed switch SB1, relay KA4, connect with neutral conductor N；Coil one end of the contactor KM2 is successively
The normally-closed contact of normally-closed contact, relay KA14 through relay KA13 is connect with three-phase electricity L2, and the other end is successively through contactor
The normally-closed contact of KM1, the normally-closed contact of relay KA12, double control switch SB2 normally closed interlock, relay KA10 normally-closed contact,
The normally-closed contact of relay KA9, the normally-closed contact of relay KA5, normally closed switch SB1, relay KA4 normally-closed contact, in
Property line N connection；Normally-closed contact one end of the relay KA7 is connected to the normally-closed contact and relay KA6 of double control switch SB3
Between normally-closed contact, the other end is connect with one end of the 4th normally opened contact of contactor KM1, the 4th normally opened touching of contactor KM1
The other end of point is connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5；The relay KA11's
Normally-closed contact one end is connected between the normally-closed contact of double control switch SB2 and the normally-closed contact of relay KA10, the other end with connect
One end of the 4th normally opened contact of tentaculum KM2 connects, and the other end of the 4th normally opened contact of contactor KM2 is connected to relay
Between the normally-closed contact of KA9 and the normally opened contact of double control switch SB3；The input terminal and touch screen of the PLC programmable controller 2
Display controller 1 connects, output end and relay KA1, relay KA2, relay KA3, relay KA4, relay KA5, after
Electric appliance KA6, relay KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay
KA13 is connected with the coil of relay KA14.Each electrical component is arranged in the very convenient carrying of a chest, carrying, is made simultaneously
With with store it is also very convenient, in use, need to only open case lid 4, and connect power supply.When not used, power supply line is split out,
Then it receives in case, closes case lid 4.
For improve security performance, the training module further include three into three go out electrothermal relay FR1, one-in-and-one-out heat after
The fuse FU2 and four air switch QS of fuse FU1, Two In and Two Out that electric appliance FR2, three into three go out；The hot relay
Device FR1 is connect with the three-phase motor M, for preventing three-phase motor M from overloading；The electrothermal relay FR2 is serially connected in relay KA4
Between relay KA3, prevent the coil of contactor KM1 and contactor KM2 from overheating；Air switch QS setting circuit into
Line end, for cutting off the power；The fuse FU1 is concatenated with air switch QS, carries out second protection to three-phase motor M；It is described
Fuse FU2's is wherein serially connected between air switch QS and the normally-closed contact of relay KA14 all the way, another way be serially connected with after
Between the normally-closed contact and electrothermal relay FR2 of electric appliance KA3, fuse FU2 is used for the coil to contactor KM1 and contactor KM2
Carry out secondary Thermal protection.
Further, be additionally provided with rectifier 5 on the inside of the case lid 4, the output end of rectifier 5 respectively with touch screen display control
Device 1 and PLC programmable controller 2 connect.The input terminal of rectifier 5 need to be electrically connected with single-phase, as specific embodiment, can be incited somebody to action
The input terminal of rectifier 5 connect (three-phase electricity L1 and neutrality with three-phase electricity L1 in above-mentioned three phase and four wire circuit system and neutral conductor N
Line N constitutes single-phase electricity).
PLC programmable controller 2 needs single-phase electricity to power, can be by PLC programmable controller 2 as specific embodiment
The end L and N-terminal connect respectively with three-phase electricity L1 in above-mentioned three phase and four wire circuit system and neutral conductor N.
In the utility model, PLC programmable controller 2 can use mitsubishi FX2N -48MR；Touch screen display controller 1
It can be using the Kunlun on-state MCGS7 cuns of TPC1061Ti.
The above-mentioned general description to utility model involved in the application should not be understood as to the utility model technology
The limitation of forecast scheme configuration.Those skilled in the art, can be without prejudice to related practical new according to disclosure herein
It include the public technology spy in embodiment to above-mentioned general description or/and specific embodiment under the premise of type constituent element
Sign is increased, reduced or is combined, and the other technical solutions belonged within the application protection scope are formed.
Claims (5)
1. intelligent troubleshooting experience system, it is characterised in that: including touch screen display controller, PLC programmable controller and real training
Module；
The training module uses three-phase four-wire power supply comprising three-phase motor M, contactor KM1, contactor KM2, relay
KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay KA8, after
It is electric appliance KA9, relay KA10, relay KA11, relay KA12, relay KA13, relay KA14, normally closed switch SB1, double
Control switch SB2 and double control switch SB3；
The first normally opened contact and three of normally-closed contact of the U contact of the three-phase motor M successively through relay KA1, contactor KM1
Mutually electricity L1 connection, meanwhile, U contact also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3；
The V contact of the three-phase motor M is connect through the second normally opened contact of contactor KM1 with three-phase electricity L2, meanwhile, V contact is also
Second normally opened contact of normally-closed contact, contactor KM2 successively through relay KA2 is connect with three-phase electricity L2；
The normally opened touching of third of the W contact of the three-phase motor M third normally opened contact and contactor KM2 through contactor KM1 respectively
Point is connect with three-phase electricity L3 and three-phase electricity L1；
Coil one end of the contactor KM1 is connect through the normally-closed contact of relay KA14 with three-phase electricity L1, and the other end successively passes through
The normally-closed contact of relay KA8, the normally-closed contact of contactor KM2, the normally-closed contact of double control switch SB3, relay KA6 it is normally closed
Contact, double control switch SB2 normally open contact, normally closed switch SB1, relay KA4 normally-closed contact, connect with neutral conductor N；
Normally-closed contact of the coil one end of the contactor KM2 successively through relay KA13, relay KA14 normally-closed contact with
Three-phase electricity L2 connection, normally-closed contact, the double control switch SB2 of normally-closed contact of the other end successively through contactor KM1, relay KA12
Normally closed interlock, the normally-closed contact of relay KA10, the normally-closed contact of relay KA9, relay KA5 normally-closed contact, normally closed open
The normally-closed contact for closing SB1, relay KA4, connect with neutral conductor N；
Normally-closed contact one end of the relay KA7 is connected to the normally closed touching of the normally-closed contact and relay KA6 of double control switch SB3
Point between, the other end is connect with one end of the 4th normally opened contact of contactor KM1, the 4th normally opened contact of contactor KM1 it is another
One end is connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5；
Normally-closed contact one end of the relay KA11 be connected to double control switch SB2 normally-closed contact and relay KA10 it is normally closed
Between contact, the other end is connect with one end of the 4th normally opened contact of contactor KM2, the 4th normally opened contact of contactor KM2
The other end is connected between the normally-closed contact of relay KA9 and the normally opened contact of double control switch SB3；
The input terminal of the PLC programmable controller is connect with touch screen display controller, output end and relay KA1, relay
Device KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay KA8, relay KA9,
Relay KA10, relay KA11, relay KA12, relay KA13 are connected with the coil of relay KA14.
2. intelligence troubleshooting experience system according to claim 1, it is characterised in that: the training module further includes three into three
The fuse FU2 of fuse FU1, Two In and Two Out that the electrothermal relay FR2 of electrothermal relay FR1, one-in-and-one-out out, three into three go out
With four air switch QS；The electrothermal relay FR1 is connect with the three-phase motor M, for preventing three-phase motor M from overloading；
The electrothermal relay FR2 is serially connected between relay KA4 and relay KA3, prevents the coil of contactor KM1 and contactor KM2
Overheat；The air switch QS is arranged in circuit end of incoming cables, for cutting off the power；The fuse FU1 and air switch QS goes here and there
It connects, second protection is carried out to three-phase motor M；The fuse FU2's is wherein serially connected with air switch QS and relay all the way
Between the normally-closed contact of KA14, another way is serially connected between the normally-closed contact of relay KA3 and electrothermal relay FR2, fuse FU2
Secondary Thermal protection is carried out for the coil to contactor KM1 and contactor KM2.
3. intelligent troubleshooting actual training device, it is characterised in that: including cabinet and case lid compatible with cabinet；
The inside of the case lid is equipped with touch screen display controller and PLC programmable controller；
Training module is equipped in the cabinet, training module uses three-phase four-wire power supply comprising three-phase motor M, contactor
KM1, contactor KM2, relay KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, after
Electric appliance KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13, relay
Device KA14, normally closed switch SB1, double control switch SB2 and double control switch SB3；
The relay KA1, relay KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay
KA7, relay KA8, relay KA9, relay KA10, relay KA11, relay KA12, relay KA13 and relay
KA14 is arranged side by side, and forms relay group, and relay group is covered by relay cover；
The first normally opened contact and three of normally-closed contact of the U contact of the three-phase motor M successively through relay KA1, contactor KM1
Mutually electricity L1 connection, meanwhile, U contact also the first normally opened contact through contactor KM2 is connect with three-phase electricity L3；
The V contact of the three-phase motor M is connect through the second normally opened contact of contactor KM1 with three-phase electricity L2, meanwhile, V contact is also
Second normally opened contact of normally-closed contact, contactor KM2 successively through relay KA2 is connect with three-phase electricity L2；
The normally opened touching of third of the W contact of the three-phase motor M third normally opened contact and contactor KM2 through contactor KM1 respectively
Point is connect with three-phase electricity L3 and three-phase electricity L1；
Coil one end of the contactor KM1 is connect through the normally-closed contact of relay KA14 with three-phase electricity L1, and the other end successively passes through
The normally-closed contact of relay KA8, the normally-closed contact of contactor KM2, the normally-closed contact of double control switch SB3, relay KA6 it is normally closed
Contact, double control switch SB2 normally open contact, normally closed switch SB1, relay KA4 normally-closed contact, connect with neutral conductor N；
Normally-closed contact of the coil one end of the contactor KM2 successively through relay KA13, relay KA14 normally-closed contact with
Three-phase electricity L2 connection, normally-closed contact, the double control switch SB2 of normally-closed contact of the other end successively through contactor KM1, relay KA12
Normally closed interlock, the normally-closed contact of relay KA10, the normally-closed contact of relay KA9, relay KA5 normally-closed contact, normally closed open
The normally-closed contact for closing SB1, relay KA4, connect with neutral conductor N；
Normally-closed contact one end of the relay KA7 is connected to the normally closed touching of the normally-closed contact and relay KA6 of double control switch SB3
Point between, the other end is connect with one end of the 4th normally opened contact of contactor KM1, the 4th normally opened contact of contactor KM1 it is another
One end is connected between the normally-closed contact of relay KA9 and the normally-closed contact of relay KA5；
Normally-closed contact one end of the relay KA11 be connected to double control switch SB2 normally-closed contact and relay KA10 it is normally closed
Between contact, the other end is connect with one end of the 4th normally opened contact of contactor KM2, the 4th normally opened contact of contactor KM2
The other end is connected between the normally-closed contact of relay KA9 and the normally opened contact of double control switch SB3；
The input terminal of the PLC programmable controller is connect with touch screen display controller, output end and relay KA1, relay
Device KA2, relay KA3, relay KA4, relay KA5, relay KA6, relay KA7, relay KA8, relay KA9,
Relay KA10, relay KA11, relay KA12, relay KA13 are connected with the coil of relay KA14.
4. intelligence troubleshooting actual training device according to claim 3, it is characterised in that: the training module further includes three into three
The fuse FU2 of fuse FU1, Two In and Two Out that the electrothermal relay FR2 of electrothermal relay FR1, one-in-and-one-out out, three into three go out
With four air switch QS；The electrothermal relay FR1 is connect with the three-phase motor M, for preventing three-phase motor M from overloading；
The electrothermal relay FR2 is serially connected between relay KA4 and relay KA3, prevents the coil of contactor KM1 and contactor KM2
Overheat；The air switch QS is arranged in circuit end of incoming cables, for cutting off the power；The fuse FU1 and air switch QS goes here and there
It connects, second protection is carried out to three-phase motor M；The fuse FU2's is wherein serially connected with air switch QS and relay all the way
Between the normally-closed contact of KA14, another way is serially connected between the normally-closed contact of relay KA3 and electrothermal relay FR2, fuse FU2
Secondary Thermal protection is carried out for the coil to contactor KM1 and contactor KM2.
5. intelligence troubleshooting actual training device according to claim 3, it is characterised in that: be additionally provided with rectification on the inside of the case lid
Device, the output end of rectifier are connect with touch screen display controller and PLC programmable controller respectively.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108399843A (en) * | 2018-04-11 | 2018-08-14 | 三门技师学院 | Intelligent troubleshooting experience system, method and intelligent troubleshooting actual training device |
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