CN108986608A - Electronic circuit experiment instructs system automatically - Google Patents
Electronic circuit experiment instructs system automatically Download PDFInfo
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- CN108986608A CN108986608A CN201710410361.7A CN201710410361A CN108986608A CN 108986608 A CN108986608 A CN 108986608A CN 201710410361 A CN201710410361 A CN 201710410361A CN 108986608 A CN108986608 A CN 108986608A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 98
- 229910000679 solder Inorganic materials 0.000 claims abstract description 26
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims abstract description 3
- 238000012360 testing method Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 6
- 238000011156 evaluation Methods 0.000 claims description 2
- 238000005259 measurement Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000012549 training Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
- G09B23/186—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits for digital electronics; for computers, e.g. microprocessors
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
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- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mathematical Analysis (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Algebra (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Electrically Operated Instructional Devices (AREA)
Abstract
The present invention relates to a set of electronic circuit experiments to instruct system automatically, which is applied to electronic circuit experiment basic education.Experimenter using the system can computer guidance under complete independently electronic circuit experiment.The system includes: to use the experimental plate that all electrical parameters of each solder joint are acquired with scanning mode；Using acquisition data processing centre and its with computer serial communication；Using combination virtual oscilloscope, virtual signal generator, virtual experimental power supply, to realize that same source data compares, prevent experimental data plagiarism；It is shown and is inputted using computer and realize human-computer dialogue；Experimental state monitoring and guidance are realized using experimental bench management software；Using wireless network environment, all data are collected and issued immediately by server, to guarantee that experimenter can login experiment on any experimental bench (including tele-experimentation platform) in system, interrupt experiments or continuous are tested；The data collected using computer score to experimenter by preassigned by software.
Description
Technical field
The present invention relates to electronic circuit experiment basic education field, system handled using data sampling and its with experimental bench control
The communication of processor (computer) processed, realizes the records appraisal of automatic experiment instruction and experimentation.
Background technique
The existing electronic circuit experiment applied to basic education is all that teacher instructs student to carry out face-to-face, also promising to keep away
To exempt from connection error and modularization connector is used to carry out experimental teaching, modularization teaching is unfavorable for student and meets with problem, thus
It is unfavorable for training student problem-solving ability.Not only low efficiency, students experience are poor for existing teaching means, it is difficult to guarantee each
Raw training quality, and the experiment grade of student is also difficult to carry out the evaluation of objective and fair.
Propose application No. is 201510180771.8 Chinese patent " Analog Electronics Technique Experiment data test automatically and
Correct system and method ", this method utilizes digital intelligent test equipment test experiments data, test equipment and PC computer
It is connected, whether come judgment experiment data correct, and be according to the data measured if comparing standard test data with experiment management software
It is no correct to evaluate student experimenting result.This method not only needs each experimental bench to be equipped with Intelligent Apparatus, but also every time only
A point can be tested with an equipment, entire circuit state can not be carried out effectively to judge to find the problem and solve with instruction of papil
Problem.
Summary of the invention
The purpose of the present invention is allow student that can freely connect circuit on experimental plate to carry out electronic circuit experiment.Pass through people
Machine dialogue, PC computer obtain the corresponding relationship of circuit node of graph and experimental plate solder joint, and experimenter is tested by the requirement of computer,
Computer obtains the state of experimental circuit by being set to the solder joint electrical parameter scanning circuit at breakboard construction back simultaneously, and guidance is learned
Life is correctly tested step by step.Final computer expert's overwriting whole experiment process carries out automatic scoring to quality of experiments.
The purpose of the present invention is what is be achieved through the following technical solutions:
A kind of electronic circuit experiment instructs system automatically, and it includes a server and several (quantity is unlimited) experimental benches, clothes
Business device and each experimental bench are by network connection progress data exchange, and all instant storage servers of data, student can be in office
What experimental bench logs in experiment, interrupt experiments or continuous tests；
The electronic circuit experiment instructs system by the experiment management software control that runs on a control processor automatically, described
Control processor can be PC computer, can choose in the display interface " viewing video " after starting experiment management software, it is " real
Test and preview " and " experiment logs in ".First two are familiar with experimental system and each experiment for student student, only after experiment login
Start recording experimentation；
The experimental bench, which includes one piece, has the experimental plate of tens solder joints to be used for student's welding circuit, each solder joint on experimental plate
Electrical parameter read by experiment management software by the solder joint electrical parameter scanning circuit at experimental plate back and data processing unit；
The experimental bench includes the experiment power supply by experiment management software control, which is fixedly connected on experimental plate
On, it shows and adjusts by the display interface of control processor；
The experimental bench includes the signal generator by experiment management software control, and the output of the signal generator is folder, can
To be connected to any point on experimental plate, which is shown and is adjusted by the display interface of control processor；
The experimental bench includes the oscillograph by experiment management software control, and the input signal cable of the oscillograph is folder, can be with
It is connected to any point on experimental plate, which is shown and adjusted by the display interface of control processor；
The experimental bench also includes practical selection instrument, such as digit-type volt-ohm-milliammeter, so that student's study uses and test ratio
Compared with, but the data of experiment management software requirement student test and input must be by measuring, in this way with the oscillograph of experimental bench one
The data that can be measured by experiment management software for circuit plate scan data and student carry out same source data and contrast, and prevent possible
Experimental data is plagiarized；
The experiment management software control processor display screen display experimental circuit and requirement of experiment, by man-machine
Experiment process and circuit welding manner (corresponding relationship of circuit node of graph and experimental plate solder joint) are known in dialogue (display and input),
It is scanned by experimental plate solder joint electrical parameter and grasps whether experimental state is normal, and the related solder joint electrical parameter result obtained according to scanning
Carry out instruction of papil discovery and solve the problems, such as to be likely to occur in experimentation, is finally correctly completed experiment；
Whether the number made a mistake during comprehensive student experimenting and degree, circuit state are adjusted to by the experiment management software
Position, the error of test data, the factors such as experiment time-consuming provide experiment grade by preset standard；
The experimental bench also includes a camera, takes the photograph field picture of depositing cash in experiment key point by experiment management software control, with
It is standby to inquire when needing.
The beneficial effects of the present invention are:
1. student completes experimental circuit connection, error correction and test under experiment management software tip, intervene without teacher；
2. by human-computer dialogue, experiment management software, which obtains student and connects on experimental plate, to be measured in the position and experiment of circuit
Data are scanned by the electrical parameter to experimental plate solder joint and are read, and monitor experimental state in real time, and instruction of papil carries out correctly step by step
Experiment, provides the platform freely played for training student Practical operation ability, while the feelings participated in again in no teacher
Guarantee that student is smoothly properly completed experiment under condition；
3. experimentation information is recorded in system server, can not be modified on the control processor of experimental bench, experiment management is soft
Part objectively and impartially evaluates the experiment grade of student according to the information recorded in experimentation；
4. pass through the record of experimental field picture, the homologous comparison of test data of experiment and experimental plate scanning monitoring data, thoroughly
Prevent possible generation do and data plagiarize.
5. carrying out the detection whether elements on circuit board empties when logging in experiment, the experimental circuit of each student ensure that
It must be built by oneself.
6. or more each point ensure the education and training quality of each student.
Detailed description of the invention
Fig. 1 is that electronic circuit experiment of the present invention instructs the experimental bench structural schematic diagram in system embodiment automatically；
Specific embodiment
Below with reference to Fig. 1 and concrete operations embodiment, the invention will be further described.
" electronic circuit experiment instructs system automatically " of the invention is made of several experimental benches and a system server.Often
A experimental bench and system server pass through network connection exchange data.All the elements that each experimental bench is tested to instruction of papil
It is all from system server with data, all data acquired in experimentation are stored in system server, and student can be
Experiment is logged on any one experimental bench, can also be continued at interruption on other experimental benches after interrupt experiments and be done.Server end
It can show the student information and experimental state tested on each experimental bench.
It is experimental bench structural schematic diagram as shown in Figure 1.Experimental bench is by running on the experiment management software control of main control computer
Management, main control computer exchange data by wireless network and system server, main control computer by display screen and mouse-keyboard into
Row human-computer dialogue.
It clicks experiment management software icon and starts runs software.Homepage is discussed in detail for experimental system, is familiar with after system i.e.
Login experiment can be clicked.
Experiment management software after logging in experiment is clicked start component on experimental plate first and empty inspection, with guarantee student oneself
Oneself builds circuit and completes experiment, and cannot test the circuit that may be left using last time.If there are devices on experimental plate, will be unable to
Log in experiment.
The student experimenting information is shown after input student number password, enters experiment instruction interface after choice experiment content.
Experiment instruction interface includes experimental circuit, requirement of experiment, experimental procedure and virtual instrument window interface etc..
Student is welded in element on breakboard construction by circuit diagram requirement, and welding manner and position are unlimited.Welding is completed
The corresponding relationship of practical solder joint on input experimental circuit node of graph and experimental plate is selected by computer requirement afterwards.By experimental procedure requirement
Circuit supply voltage and adjustment circuit working condition are set.Student is proceeded to by computer confirmation request experiment in the above process
Step, when computer by solder joint scanning circuit detect step state circuit parameter it is undesirable when will show wrong institute
And possible reason, and prompt how student checks and modify, until student completes experiment by correct way.
The data measured in experimentation with virtual instrument will be required to input computer, the number that these data and scanning obtain
According to the data for homologous same processing mode, experiment management software will make authenticity comparison to the data that student measures.
Experiment management software will record whole experiment process, comprising: errors number, extent of error, experiment is time-consuming, circuit shape
In place whether, DATA REASONING error etc., comprehensive provide objectively evaluates Students ' Abilities in Conducting Experiments to state.
Experiment management software will also record photo site in certain experiment time points, in case teacher inquires.
The hardware connection of experimental bench and working method are as follows:
" experimental plate " is made of tens independent solder joints, and integrated circuit card seat, deck foot position difference are also had on the experimental plate
It is connected to one group of independence solder joint, circuit element is welded on solder joint and connects into experimental circuit.
The electrical parameter of each solder joint is sent into " at data after being read by " the solder joint scanning circuit " being made of electronic switch
Reason " unit is sent to experimental bench " main control computer " after processing conversion, for experiment management software judgment experiment state.
" data processing " unit also reads come from digital signal of the oscilloprobe after " A/D conversion " simultaneously, and processing is simultaneously
Computer is sent to for virtual oscilloscope Display panel waveform and parameter.
The number of virtual signal generator and virtual power supply of the reception of " data processing " unit from computer display interface
According to exporting desired signal after " signal synthesis ", while controlling the experimental circuit power supply that " experiment power supply circuit " generates setting
Voltage.
Specific embodiments of the present invention are described in detail above, but the present invention is not restricted to tool described above
Body embodiment, it is merely an example.To those skilled in the art, any equivalent modifications and substitution are also all in the present invention
Scope among.Therefore, made equal transformation and modification without departing from the spirit and scope of the invention, should all cover
In the scope of the present invention.
Claims (9)
1. a kind of electronic circuit experiment instructs system automatically, it is applied to medium and high basic education, it is characterised in that:
System includes several experimental benches and a system server, includes one piece of experimental plate on each experimental bench, described
Tens independent solder joints for welding circuit are distributed on experimental plate, electronic circuit experiment carries out on the experimental plate；
The electrical parameter of each solder joint is sent at data through the solder joint scanning circuit collection of experimental plate bottom on the experimental plate
Manage unit；
The data processing unit solder joint electrical parameters of needs is handled after with (wired or wireless) communication of control processor；
The control processor can be main control computer, and control processor is real by display and input using experiment management software
Existing human-computer dialogue, obtains experiment welding manner, and the data that experiment process and experimenter measure provide requirement of experiment, according to experiment
Whether carry out state meets the requirements according to the electrical parameter of each circuit node (solder joint), while providing detailed experiment instruction meaning
See, until experiment is correctly completed；
The experiment management software records test overall process, finally press established standards automatic evaluation experimenter's achievement.
2. integrated circuit socket according to claim 1), is had on the experimental plate, simultaneous with experimental circuit power supply.
3. according to claim 1), on the experimental bench have the necessary oscillograph of electronic circuit experiment, signal generator and
Universal meter.
4. according to claim 2) and 3), the experimental circuit power supply, oscillograph, three instruments of signal generator be by
The virtual unit of experiment management software control is shown by the display screen of control processor, passes through experiment management software by experimenter
Interface is adjusted.
5. according to claim 1) and 4), with experiment management software realization experimental plate solder joint scan data and experimenter's data measured
Same source data comparison is carried out, prevents possible experimental data and plagiarizes.
6. according to claim 1), the solder joint scanning circuit of the experimental plate bottom is controlled by electronic analog swtich, point-by-point or more
Spot scan measures each solder joint electrical parameter for requiring measurement, and is sent into data processing unit.
7. according to claim 1), the Control testing bench processor and other Control testing bench processors and system service
Device forms (wirelessly or non-wirelessly) network, and experimental data is recorded by system server immediately, and experimenter can be any the one of system
It is logged on a experimental bench, terminates or continue and test.
8. according to claim 1), the experimental bench also includes camera, camera saving scene figure in experiment key point
Piece is inquired when for needing.
When 9. according to claim 1), the experiment management software logs in experiment by solder joint scanning circuit criterion on experimental plate
Whether element empties, and guarantees that each experimenter oneself must build experimental circuit with this.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410361.7A CN108986608A (en) | 2017-06-03 | 2017-06-03 | Electronic circuit experiment instructs system automatically |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710410361.7A CN108986608A (en) | 2017-06-03 | 2017-06-03 | Electronic circuit experiment instructs system automatically |
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| CN108986608A true CN108986608A (en) | 2018-12-11 |
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| CN201710410361.7A Pending CN108986608A (en) | 2017-06-03 | 2017-06-03 | Electronic circuit experiment instructs system automatically |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109754862A (en) * | 2019-03-20 | 2019-05-14 | 成都泰盟软件有限公司 | A kind of intelligent scene experiment operating table system |
| CN110111618A (en) * | 2019-05-31 | 2019-08-09 | 安康学院 | A kind of comprehensive experiment platform for electronic technology |
| CN110223581A (en) * | 2019-06-28 | 2019-09-10 | 北京科技大学 | The Fundamentals of Electronic Circuits Experimental Teaching Method and system of function are corrected with data |
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| WO2015000414A1 (en) * | 2013-07-03 | 2015-01-08 | Sun Xiquan | Performance evaluation system and method for laboratory learning |
| CN104680905A (en) * | 2015-03-03 | 2015-06-03 | 华南理工大学 | Teaching process automatic monitoring system applied to experiment teaching and monitoring method thereof |
| CN104809946A (en) * | 2015-04-26 | 2015-07-29 | 李力 | Intelligent teaching and checking system for electrical control experimental training |
| CN106781741A (en) * | 2017-01-20 | 2017-05-31 | 河南莱帕克化工设备制造有限公司 | A kind of intelligent experimental teaching equipment |
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2017
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Patent Citations (6)
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| CN101738487A (en) * | 2008-11-14 | 2010-06-16 | 上海电机学院 | Virtual instrument technology-based motor experimental system scheme |
| WO2015000414A1 (en) * | 2013-07-03 | 2015-01-08 | Sun Xiquan | Performance evaluation system and method for laboratory learning |
| CN104217627A (en) * | 2014-09-22 | 2014-12-17 | 沙明博 | Intelligent experimental platform device and teaching method |
| CN104680905A (en) * | 2015-03-03 | 2015-06-03 | 华南理工大学 | Teaching process automatic monitoring system applied to experiment teaching and monitoring method thereof |
| CN104809946A (en) * | 2015-04-26 | 2015-07-29 | 李力 | Intelligent teaching and checking system for electrical control experimental training |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110111618A (en) * | 2019-05-31 | 2019-08-09 | 安康学院 | A kind of comprehensive experiment platform for electronic technology |
| CN110223581A (en) * | 2019-06-28 | 2019-09-10 | 北京科技大学 | The Fundamentals of Electronic Circuits Experimental Teaching Method and system of function are corrected with data |
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Application publication date: 20181211 |
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