CN210865287U - Electronic circuit basic experiment teaching system with data correcting function - Google Patents
Electronic circuit basic experiment teaching system with data correcting function Download PDFInfo
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- CN210865287U CN210865287U CN201920995204.1U CN201920995204U CN210865287U CN 210865287 U CN210865287 U CN 210865287U CN 201920995204 U CN201920995204 U CN 201920995204U CN 210865287 U CN210865287 U CN 210865287U
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Abstract
The utility model belongs to the teaching system field, concretely relates to electronic circuit basic experiment teaching system with data correction function. The system comprises: the experimental device comprises instrument instruments and circuit elements related to the electrical and electronic basic experiment and is used for connecting students with an actual circuit; the server is used for comparing data, storing and providing a teaching circuit diagram, storing experimental data and transmitting the result of the comparison data to the client; the client is used for the students to input the measurement data and display the teaching circuit diagram and the result of data comparison; the client is arranged on the experimental equipment; the client is connected with the server. The system releases the experiment guidance teacher from checking and comparing the low-level repeated work of the measurement data, realizes the automatic judgment of the student measurement data, reduces the low-level working strength, and puts more energy into the guidance of the student experiment process.
Description
Technical Field
The utility model belongs to the teaching system field, concretely relates to electronic circuit basic experiment teaching system with data correction function.
Background
The electronic circuit basic experiment is a basic experiment course widely set by science and technology colleges and universities and vocational schools, and generally comprises a circuit analysis basic experiment, an analog electronic technology basic experiment and a digital electronic technology basic experiment. The experiments are generally operated on corresponding experiment tables or experiment boxes, the experiment tables or the experiment boxes are provided with common measuring instruments such as a voltmeter, an ammeter and a power meter, and students in related professions use the instruments to perform experimental verification of basic circuit principles so as to improve the operation ability and digest and understand theoretical contents. At present, in the operation process of an electrical engineering experiment table, students connect circuits, access power supplies to the circuits, measure related data by using instruments such as a voltmeter, an ammeter and a power meter, manually record the data in a paper form, and then send the data to an experiment guide teacher to check correctness and misjudgment. And the teacher compares the measured data with the standard data, if the measured data is correct, the measured data is recorded and the student is approved to leave, otherwise, the student needs to measure again, and then the data is taken to the teacher again for viewing. In the process, the teacher needs to check the measurement data of the students repeatedly, the working property is single, the operation is simple and repeated, a large amount of time and energy of the teacher are consumed, the teacher does not have more time to guide the experimental process of the students, and the students are helped to solve the problems encountered in the experiment.
At present, similar intelligent electrician experiment tables are arranged on the market, each experiment table is provided with a computer, measurement data of instruments and meters can be obtained, teachers can remotely check the data, and the experiment tables are remotely controlled. However, the functions are only limited to remote data viewing and remote instrument control, automatic correction of the measured data of the students cannot be realized, the instruction workload of teachers cannot be reduced, and due effects cannot be achieved.
In the patent with application number 201621332445.0, an experimental platform for electrician and electronic teaching is disclosed, which comprises an electrician experiment table with various power supplies and various instruments and a computer, wherein each instrument is provided with a microcomputer interface and is sequentially connected with an oscillographic card and a data collector through a data bus. The data acquisition unit is connected to the computer through a USB interface. The instrument data is connected with the oscillogram through a data bus, the oscillogram can be displayed in real time, and the teacher management machine with the communication module sends teaching information and experimental data to a website for remote viewing. A plurality of operating platforms and the main control computer communication connection in the teaching of this platform, combine together network teaching and electrician experiment teaching, accomplished unified teaching, improved experiment efficiency. However, in the platform, the functions borne by the teacher computer are too single, and in the actual teaching, the functions of reducing the teaching burden of the teacher and optimizing the teaching mode are difficult to play.
In the patent with application number 201520573376.1, an electrical engineering equipment is disclosed, which comprises a table body and an operation screen arranged on the table body; and various intelligent electric meters, power supplies, function signal sources and PCs (personal computers) embedded in the operation screen, wherein the PCs are internally provided with a 3D electrical circuit virtual simulation teaching system and a network type management teaching system. The PC is connected with a data acquisition card through a communication interface. The intelligent instrument has strong overload capacity and is provided with a corresponding misoperation module. The device can help students to improve innovation ability and realize open experimental teaching. However, the PC of the electrical engineering equipment has low interactivity with the teacher PC, the teacher PC provided by the equipment has no functions of correction and proofreading, the laboratory management capability is insufficient, and the actual function of the teacher PC is to be further verified in teaching. The device does not fundamentally meet the requirement of experimental teaching reform on experimental equipment.
In the patent with application number 201220181285.X, a novel high-performance electrical technology experimental device is disclosed, which comprises a control screen, an experimental table for placing the control screen and experimental component equipment. The utility model is provided with an all-round safety protection system, which guarantees the absolute safety of the experimental process and thoroughly eliminates the worry of teachers and students; the device protection system with the whole machine linkage is arranged, so that long-term reliable use of the device is guaranteed. However, compared with the existing experimental device in colleges and universities, the experimental device is only improved in the aspects of instrument performance and safety, other functions are not greatly innovated, and the requirements for improving the experimental teaching efficiency and the management level cannot be met.
In a patent with the application number of 201220172324.X, a modular electronic and electrical integrated experimental device is disclosed, which comprises a module configuration teaching system, a computer virtual instrument teaching system, a digital display instrument module, a safety protection device and the like. The experiment teaching system is a modular configuration teaching system, the module is convenient to carry, and the teaching system is easy to reconstruct. The operation panel is of a plug-in type structure, and different modules can be combined. The modularized configuration of the experimental device is beneficial to the construction of an open laboratory and innovative experimental teaching, but is not beneficial to the unification and standardized management of the laboratory. The introduction of the computer is only used for realizing the data comparison of the virtual instrument teaching system and the measuring instrument, and cannot realize the data acquisition, processing and analysis, the intelligent degree of the whole set of device is not high, and the function of the whole set of device in the experiment teaching is limited.
In patent application No. 201611021443.4, a fluorescent lamp circuit power factor improvement experimental device and an experimental teaching method based on WiFi technology are disclosed. Through software on the smart phone, the wiring of the experimental device and the switch of the compensation capacitor module in the measuring platform are controlled to act, so that the capacitor is connected into a circuit or disconnected from the circuit, and the power factor of the circuit is changed. The device saves the experiment time, simplifies the experiment operation and reduces the risk of electricity safety. But the function is comparatively single, only can realize an experiment and verify, and it is higher to design a section smart mobile phone software and make the cost of a set of experimental facilities for a single experiment, is not suitable for the large tracts of land popularization.
In patent application No. 201610336474.2, a new teaching system for reporting and evaluating electrician and electronic experiments is disclosed. The teaching system comprises an experiment field video acquisition module, a campus card identity information acquisition module, an experiment report character input module, an experiment report schematic diagram input module, an experiment report voice input module, an experiment data real-time acquisition module, an electrical and electronic experiment report comprehensive teaching system (student end), an electrical and electronic experiment report correction teaching system (teacher end) and an experiment report cloud storage module. The utility model discloses based on the internet, can realize electronization, rich, the reality of colleges and universities' electrician electronic experiment report, improve the fairness of experiment score, the teacher can be anytime and anywhere simultaneously and score for the student experiment, improves work efficiency. Just the utility model discloses simple structure, convenient and practical, economic benefits is high. However, the teaching system does not have the function of automatic data correction, and teachers still need to manually judge whether the measured data is correct or not on the teaching system.
In view of the above, there is a need to provide a solution to overcome or at least mitigate at least one of the above-mentioned drawbacks of the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problem, the utility model provides an electronic circuit basic experiment teaching system with data correction function. Teaching system gives up the experiment guidance teacher from looking over such low level repetitive work of comparison measured data, realizes the automatic judgement to student's measured data, alleviates low level working strength, puts into more energy on the direction to student's experimentation.
The utility model discloses a realize through following technical scheme:
an electronic circuit basic experiment teaching system with data correction function, the teaching system comprising:
the experimental facility which comprises instrument and circuit elements related to electrician and electronic basic experiments and is used for students to connect with actual circuits, wherein the instrument comprises: a direct current voltmeter, a direct current ammeter, an alternating current voltmeter, an alternating current ammeter, an alternating current power meter, an alternating current millivoltmeter, an oscilloscope, a signal generator, a digital frequency meter and the like; the circuit element includes: capacitors, resistors, diodes, triodes, operational amplifiers, digital circuit chips, switches, wires, and the like;
the server is used for comparing data, storing and providing a teaching circuit diagram, storing experimental data and transmitting the result of the comparison data to the client;
the client is used for the student to input the measurement data and display the teaching circuit diagram and the result of data comparison;
the client is arranged on the experimental equipment; the client is connected with the server.
Furthermore, the client comprises a data input module for the students to input the measurement data and a data display module for displaying the teaching circuit diagram and the result of data comparison.
Further, the input module is a keyboard.
Furthermore, the client and the server adopt wireless and GPRS data transmission devices or optical fibers for data connection.
Furthermore, the display module is an electronic digital product; the electronic digital product comprises a mobile phone, a desktop computer, a notebook computer, a tablet and an intelligent bracelet.
Further, an input button and a submit button are arranged on the display module.
Further, the teaching circuit diagram includes: a circuit diagram for verifying the basic theorem of the circuit and a three-phase alternating current circuit diagram.
Further, the basic circuit theorems include kirchhoff, superposition, and homogeneity theorems.
Further, the three-phase ac circuit diagram includes: the three-phase load power measurement circuit comprises a three-phase load star connection circuit diagram, a three-phase load triangular connection circuit diagram and a three-phase load one watt meter method power measurement circuit diagram.
Further, the experimental facility is a laboratory bench or a laboratory box.
The utility model discloses following beneficial technological effect has:
the utility model discloses an electronic circuit basic experiment teaching system with data correction function judges automatically whether student's measured data is correct, need not instruct mr's manual judgement by the experiment to alleviateed the classroom work load of guiding the teacher, made them have more time and energy to guide student's experimental operation, and needn't spend on the data inspection of machinery with energy, thereby improve teaching effect, guarantee the quality of teaching.
Drawings
Fig. 1 is the embodiment of the present invention provides a schematic structural diagram of an electronic circuit basic experiment teaching system with data correcting function.
Fig. 2 is a schematic diagram of a circuit structure in which the preset teaching circuit is used for verifying kirchhoff, superposition and homogeneity theorem.
Fig. 3 is the embodiment of the present invention provides a schematic circuit structure diagram of a three-phase loading star connection teaching circuit.
Fig. 4 is the embodiment of the present invention provides a schematic circuit structure diagram of a three-phase load delta connection teaching circuit.
Fig. 5 is the embodiment of the present invention provides a schematic circuit structure diagram of a three-phase load watt-meter method power measurement as a predetermined teaching circuit.
Description of reference numerals: 1-experimental equipment; 2-a display module; 3-an input module; 4-server.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings of the embodiments and the specification. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
On the contrary, the invention is intended to cover any alternatives, modifications, equivalents and variations that may be included within the spirit and scope of the invention as defined by the appended claims. Furthermore, in order to provide a better understanding of the present invention to the public, certain specific details are set forth in the following detailed description of the invention. It will be apparent to those skilled in the art that the present invention may be practiced without these specific details.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the embodiments of the present invention and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
Referring to fig. 1, an embodiment provides an electronic circuit basic experiment teaching system with a data modification function, the teaching system including:
the experimental device comprises instrument and circuit elements related to an electrical and electronic basic experiment and is used for connecting students with an actual circuit; the instrument includes: a direct current voltmeter, a direct current ammeter, an alternating current voltmeter, an alternating current ammeter, an alternating current power meter, an alternating current millivoltmeter, an oscilloscope, a signal generator, a digital frequency meter and the like; the circuit element includes: capacitors, resistors, diodes, triodes, operational amplifiers, digital circuit chips, switches, wires, and the like;
the server is used for comparing data, storing and providing a teaching circuit diagram, storing experimental data and transmitting the result of the comparison data to the client;
the client is used for the student to input the measurement data and display the teaching circuit diagram and the result of data comparison;
the client is arranged on the experimental equipment; the client is connected with the server.
The client comprises a data input module for the students to input the measurement data and a data display module for displaying the teaching circuit diagram and the result of data comparison.
The input module is a keyboard.
The client and the server adopt wireless and GPRS data transmission devices or optical fibers for data connection.
The display module is an electronic digital product; the electronic digital product comprises a mobile phone, a desktop computer, a notebook computer, a tablet and an intelligent bracelet.
An input button and a submit button are arranged on the display module.
The teaching circuit diagram includes: a circuit diagram for verifying the basic theorem of the circuit and a three-phase alternating current circuit diagram.
The basic theorems of the circuit include kirchhoff, superposition, and homogeneity theorems.
The three-phase alternating current circuit diagram comprises: the three-phase load power measurement circuit comprises a three-phase load star connection circuit diagram, a three-phase load triangular connection circuit diagram and a three-phase load one watt meter method power measurement circuit diagram.
Example 1
According to the teaching system, the teaching circuit diagram adopted in the embodiment is a circuit diagram for verifying the basic theorem of the circuit, as shown in fig. 2.
The students test according to the teaching circuit diagram shown in fig. 2, connect the relevant electronic components on the experimental equipment to obtain an actual circuit, after the connection is finished, electrify and record or collect the corresponding measurement data, provide the measurement data to the client, and then transmit the measurement data to the server by the client; after receiving the measurement data (as shown in table 1 below), the server compares the standard data with the measurement data; the server feeds the compared result back to the client for display, and stores the actual circuit and the corresponding comparison result.
TABLE 1 measurement data of the actual circuit
Example 2
The teaching system of this embodiment and its operation and effect are basically the same as those of embodiment 1, except that:
as shown in fig. 3, the teaching circuit diagram is a three-phase load star connection circuit diagram.
Example 3
The teaching system of this embodiment and its operation and effect are basically the same as those of embodiment 1, except that:
as shown in fig. 4, the teaching circuit diagram is a three-phase load delta connection circuit diagram.
Example 4
The teaching system of this embodiment and its operation and effect are basically the same as those of embodiment 1, except that:
as shown in fig. 5, the teaching circuit diagram is a power measurement circuit diagram of a three-phase load one watt meter method.
It is right above the embodiment of the present invention provides an electronic circuit basic experiment teaching system with data correcting function. The above description of the embodiments is only for the purpose of helping to understand the method of the present invention and its core idea; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.
As used in the specification and claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, and a person skilled in the art can solve the technical problem within a certain error range to substantially achieve the technical effect. The following description is of the preferred embodiment of the present invention, and is made for the purpose of illustrating the general principles of the invention and not for the purpose of limiting the invention. The protection scope of the present invention should be determined by the appended claims.
It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
The foregoing description shows and describes several preferred embodiments of the present invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (10)
1. An electronic circuit basic experiment teaching system with data correcting function, the teaching system comprising:
the experimental device comprises instrument and circuit elements related to an electrical and electronic basic experiment and is used for connecting students with an actual circuit;
the server is used for comparing data, storing and providing a teaching circuit diagram, storing experimental data and transmitting the result of the comparison data to the client;
the client is used for the students to input the measurement data and display the teaching circuit diagram and the result of data comparison;
the client is arranged on the experimental equipment; the client is connected with the server.
2. The system of claim 1, wherein the client comprises a data input module for students to input the measurement data and a data display module for displaying the teaching circuit diagram and the result of data comparison.
3. The system according to claim 2, wherein the input module is a keyboard.
4. The teaching system of basic experiment with data modification function as claimed in claim 1, wherein the client and the server are connected by wireless or GPRS data transmission device or optical fiber.
5. The system according to claim 2, wherein the display module is an electronic digital product.
6. The teaching system of basic experiment with data modification function as claimed in claim 2, wherein the display module is provided with an input button and a submit button.
7. The teaching system of basic experiment with data modification function as claimed in claim 1, wherein the teaching circuit diagram comprises: a circuit diagram for verifying the basic theorem of the circuit and a three-phase alternating current circuit diagram.
8. The teaching system of basic experiment with electronic circuit having data modification function as claimed in claim 7, wherein the basic theorem of circuit includes kirchhoff, superposition and homogeneity theorem.
9. The teaching system of basic experiment with data modification function as claimed in claim 7, wherein the three-phase AC circuit diagram comprises: the three-phase load power measurement circuit comprises a three-phase load star connection circuit diagram, a three-phase load triangular connection circuit diagram and a three-phase load one watt meter method power measurement circuit diagram.
10. The teaching system of basic experiment with data modification function as claimed in any one of claims 1 to 9, wherein the experimental facility is a laboratory bench or a laboratory box.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114898639A (en) * | 2022-05-06 | 2022-08-12 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and college experiment method |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114898639A (en) * | 2022-05-06 | 2022-08-12 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and college experiment method |
| CN114898639B (en) * | 2022-05-06 | 2024-05-03 | 南京红松信息技术有限公司 | College experiment box with automatic judging function and method |
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