CN110782756B - Method and system capable of recording wiring behaviors of student electrical experiment - Google Patents
Method and system capable of recording wiring behaviors of student electrical experiment Download PDFInfo
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- CN110782756B CN110782756B CN201911201057.7A CN201911201057A CN110782756B CN 110782756 B CN110782756 B CN 110782756B CN 201911201057 A CN201911201057 A CN 201911201057A CN 110782756 B CN110782756 B CN 110782756B
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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
Abstract
The invention relates to a method and a system capable of recording student electricity experiment wiring behaviors, wherein the system comprises a computer storage unit, at least 1 experimental instrument unit and at least 1 wire unit, the computer storage unit comprises a database, and the experimental instrument unit and the computer storage unit perform data transmission in a wireless transmission mode; the experimental instrument unit comprises an experimental instrument body and a data generating and collecting module; the data generation and acquisition module comprises a single chip microcomputer, a port, a Zigbee module, a data module and a power supply, wherein the Zigbee module, the data module and the power supply are connected with the single chip microcomputer. The invention abstractly and equivalently equates the wiring behavior of students in the electrical experiment to the connection state of the experimental instrument unit and the wire unit operated by the students, and provides accurate and effective data support for the reappearance and analysis of the wiring behavior of the electrical experiment of the students in the future.
Description
Technical Field
The invention belongs to the field of experimental teaching, and particularly relates to a method and a system capable of recording wiring behaviors of student electrical experiments.
Background
With the development of big data and the internet of things, more and more behaviors are recorded and applied to big data analysis. Generally speaking, the purpose of experimental teaching is divided into mastering of experimental knowledge and cultivation of experimental ability, wherein the former is a result and is mainly embodied by experimental operation and reports; the latter is the process, and the experiment according to the supervision and guidance of teachers on the experiment behaviors of students is completed. Due to the real-time property of the experimental process and the abundance of experimental students, compared with the former, no good method is provided for improving the quality of the experimental teaching in the experimental teaching, and the key problem is that the operation behavior of each student experiment cannot be accurately recorded.
In the electrical experiment, the student experiment wiring behavior is also a basic component of student experiment capability culture and is also an important index for judging student experiment knowledge and capability grasp. In order to make the electrical experiment have better comprehensiveness and innovativeness in the aspect of teaching and comprehensively analyze and evaluate the wiring behaviors of students in the electrical experiment process, a system capable of recording the wiring behaviors of the students in real time in the electrical experiment needs to be researched.
In the prior art, for example, the invention patent with the publication number of CN104680905B discloses an automatic teaching process monitoring system and method applied to experimental teaching, which presets an experimental topological graph in advance, and when a student performs an experiment, the system can display whether the student is correctly wired and whether the modulation process is correct. The teacher can monitor whether the whole laboratory has abnormal conditions or not through the control console. Through the system, the workload of teachers for checking circuits, components and the like is reduced, the teachers can monitor the conditions of a plurality of laboratories simultaneously, and the same laboratory can implement various different experiments, so that the utilization rate of the laboratory is improved, and development of innovative experiments is facilitated. However, the system mainly aims to reduce the teaching burden of teachers, and does not aim to develop the wiring capacity of students, record the wiring behaviors of the students and analyze the more suitable research directions of the students by utilizing the big data at the later stage.
Disclosure of Invention
The invention aims to provide a method and a system capable of recording the wiring behavior of an electrical experiment of a student. The method and the system can be applied to an electrical laboratory, record of student experiment wiring behaviors is realized, data are conveniently stored, and effective support is provided for reproducing and researching the student experiment wiring behaviors.
In order to solve the technical problem, the invention discloses a system capable of recording the wiring behavior of student electrical experiments, which comprises a computer storage unit, at least 1 experimental instrument unit and at least 1 wire unit, wherein the computer storage unit comprises a database, and the experimental instrument unit and the computer storage unit perform data transmission in a wireless transmission mode;
the experimental instrument unit comprises an experimental instrument body and a data generating and collecting module;
the data generating and collecting module comprises a single chip microcomputer, a port, a Zigbee module, a datamation module and an experimental instrument body, wherein the Zigbee module, the datamation module and the experimental instrument body are connected with the single chip microcomputer;
the Zigbee module is used for transmitting data;
the data module contains a chip capable of being coded to generate the ID address of the experimental instrument unit;
the port is provided with A, B paths, wherein the path A is connected with the experimental instrument body, the path B is connected with the single chip microcomputer, the port is provided with an ID address of the port, and the ID address of the port corresponds to a pin address of the single chip microcomputer;
the wire unit comprises a wire body, 2 wire datamation modules and 2 plugs, wherein the 2 wire datamation modules are positioned at two ends of the wire body, and each wire datamation module is a chip capable of coding the wire unit and can generate an ID address of the wire unit; the 2 plugs are positioned at two ends of the wire body, each plug is provided with a path a and a path b, the path a is connected with the path a of the plug at the other end of the wire, and the path b is connected with the wire datamation module;
the ports correspond to the two paths of the plug one by one, and when the plug is connected with a certain port, the port A path is connected with the plug a path, so that the experimental instrument units are interconnected; the port B path is connected with the plug B path, so that the singlechip can read the ID address of the wire unit;
the single chip microcomputer is used for reading the ID address of the experimental instrument unit, the ID address of the lead unit and the ID address of the port.
Preferably, the laboratory instrument unit is provided with a plurality of ports for supporting a plurality of connections which may be used during wiring.
Preferably, the ports are 2 × a ports, where a is a positive integer.
Preferably, the lead units are a × N, where N is 2A.
Preferably, the data stored in the computer storage unit preferably includes laboratory instrument unit ID address, wire unit ID address, port ID address, connection status, and time.
The invention also discloses a method for recording the wiring behavior of the student in the electrical experiment, which comprises the following steps of equating the wiring behavior of the student to two states of connection and disconnection between the experimental instrument unit and the lead unit, and recording the wiring behavior of the student by taking the two states as the reference;
when a student connects the experimental instrument unit and the lead unit, a plug at one end of the lead unit is connected with any port of the experimental instrument unit, and the plug is connected with the path A in the port and the path B is connected with the path B; the method comprises the steps that when connection is completed, a trigger signal is generated, a single chip microcomputer in a data generation and acquisition module works, the single chip microcomputer reads an ID address of an experimental instrument unit, an ID address of a wire unit, an ID address of a port and a connection state, all read ID addresses are sent to a computer storage unit through a Zigbee module in the data generation and acquisition module, data are stored in a database, and the database generates corresponding time information to form a piece of connection data;
when a student disconnects the experimental instrument unit and the wire unit, a trigger signal is also generated, the single chip microcomputer works, the single chip microcomputer reads the ID address, the port ID address and the connection state of the experimental instrument unit, the single chip microcomputer reads that the ID address of the wire unit is empty, the Zigbee module only sends the ID address, the port ID address and the connection state of the experimental instrument unit to the computer storage unit and stores data to the database, and the database generates corresponding time information to form disconnection data.
Compared with the prior art, the method and the system for recording the wiring behavior of the student electricity experiment have the advantages that:
1. the invention discloses a method and a system capable of recording the wiring behavior of a student in an electrical experiment, which abstractly and equivalently equates the wiring behavior of the student in the electrical experiment to the connection state of an experimental instrument unit and a wire unit operated by the student, and provides accurate and effective data support for the reappearance and analysis of the wiring behavior of the student in the electrical experiment in the future; the method lays a foundation for constructing an automatic evaluation system of the wiring capacity of the student electrical experiment, and has important significance for electrical experiment teaching.
2. The mode of recording the wiring behavior process is ID, and is easy to realize and store.
3. The electrical experiment process carried out in the invention is random and dynamic, which is more beneficial to culturing the wiring capacity of students.
Drawings
FIG. 1 is a block diagram of a system for recording student's electrical experiment wiring behavior in accordance with the present invention;
FIG. 2 is a block diagram of a data generation and collection module;
fig. 3 is an example of a circuit schematic diagram built by a student.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the following detailed description of the invention is given in conjunction with the accompanying drawings and examples.
The invention discloses a system capable of recording student electricity experiment wiring behaviors, which comprises a computer storage unit, at least 1 experimental instrument unit and at least 1 wire unit, wherein the computer storage unit comprises a database, and the experimental instrument unit and the computer storage unit perform data transmission in a wireless transmission mode.
The experimental instrument unit comprises an experimental instrument body and a data generating and collecting module, namely the experimental instrument unit integrates the data generating and collecting module designed by the invention on the original electrical experimental instrument on the basis of the original electrical experimental instrument, so that the experimental instrument unit has the functions of automatically generating an ID address and transmitting data. The experimental instrument body is any instrument with an electrical experiment in the prior art.
As shown in fig. 2, the data generating and collecting module includes a single chip, a port, a Zigbee module, a datamation module, and an experimental apparatus body (power supply), which may be any experimental apparatus body power supply, and the Zigbee module, the datamation module, and the experimental apparatus body (power supply) are respectively connected to the single chip. The Zigbee module is used for transmitting data.
The data module contains a chip which can be coded to generate the ID address of the experimental instrument unit.
The port is provided with A, B paths, wherein the path A is connected with the experimental instrument body, the path B is connected with the single chip microcomputer, the port is provided with an ID address of the port, and the ID address of the port corresponds to a pin address of the single chip microcomputer. The laboratory instrument unit may be provided with a plurality of ports for supporting multiple connections that may be used during wiring, the number of ports being limited to 2 x a ports, where a is a positive integer, as shown in fig. 1, and the number of ports is 2, P1 and P2 respectively.
The wire unit comprises a wire body, 2 wire datamation modules and 2 plugs, wherein the 2 wire datamation modules are positioned at two ends of the wire body, and each wire datamation module is a chip capable of coding the wire unit and can generate an ID address of the wire unit; the 2 plugs are located at two ends of the wire body, each plug is provided with two paths of a and b, the path a is connected with the path a of the plug at the other end of the wire, and the path b is connected with the wire datamation module.
The ports correspond to the two paths of the plug one by one, and when the plug is connected with a certain port, the port A path is connected with the plug a path, so that the experimental instrument units are interconnected; the port B path is connected with the plug B path, so that the singlechip can read the ID address of the wire unit; the lead units correspond to the set ports and can be A x N, wherein N is 2A.
The single chip microcomputer is used for reading the ID address of the experimental instrument unit, the ID address of the lead unit and the ID address of the port.
The data stored in the computer storage unit comprises an experimental instrument unit ID address, a wire unit ID address, a port ID address, a connection state and time.
Corresponding to the system, the invention also discloses a method for recording the wiring behavior of the student electrical experiment, which comprises the following steps:
the wiring behavior of the students is equivalent to two states of connection and disconnection of the experimental instrument unit and the lead unit, and the wiring behavior of the students is recorded by taking the two states as a reference;
when a student connects the experimental instrument unit and the lead unit, a plug at one end of the lead unit is connected with any port of the experimental instrument unit, and the plug is connected with the path A in the port and the path B is connected with the path B; the Zigbee module in the data generation and acquisition module sends all the read ID addresses to the computer storage unit, stores the data to the database, and the database generates corresponding time information to form a piece of connection data.
When a student disconnects the experimental instrument unit and the wire unit, a trigger signal is also generated, the single chip microcomputer works, the single chip microcomputer reads the ID address, the port ID address and the connection state of the experimental instrument unit, the single chip microcomputer reads that the ID address of the wire unit is empty, the Zigbee module only sends the ID address, the port ID address and the connection state of the experimental instrument unit to the computer storage unit and stores data to the database, and the database generates corresponding time information to form disconnection data.
Fig. 3 is a schematic diagram of a circuit built by a student, and table 1 is data of wiring behaviors of the schematic diagram of the circuit built by the student in fig. 3. The data in the table 1 can visually see the whole process of building the circuit by students. According to the time sequence, the wiring process of students can be mastered, the wiring behaviors of the students can be known, and a teacher can comprehensively analyze and evaluate the wiring behaviors of the students in the electricity experiment process. Wherein 0371 denotes a power supply, 0361 denotes a resistor, 0311 denotes an ammeter, 0321 denotes a voltmeter, and 0351 denotes a switch; b1 indicates connected and B2 indicates disconnected.
Table 1:
| date | Time | Laboratory Instrument Unit ID | Port ID | Wire unit ID | Connection state |
| 2019-06-07 | 16:09:23 | 0351 | 01 | 01 | B1 |
| 2019-06-07 | 16:09:25 | 0351 | 02 | 02 | B1 |
| 2019-06-07 | 16:09:28 | 0371 | 01 | 02 | B1 |
| 2019-06-07 | 16:09:32 | 0371 | 02 | 03 | B1 |
| 2019-06-07 | 16:10:09 | 0361 | 01 | 01 | B1 |
| 2019-06-07 | 16:10:15 | 0361 | 02 | 04 | B1 |
| 2019-06-07 | 16:10:17 | 0311 | 01 | 04 | B1 |
| 2019-06-07 | 16:10:22 | 0311 | 02 | 05 | B1 |
| 2019-06-07 | 16:10:26 | 0361 | 03 | 06 | B1 |
| 2019-06-07 | 16:10:28 | 0321 | 01 | 06 | B1 |
| 2019-06-07 | 16:10:33 | 0321 | 02 | 07 | B1 |
| 2019-06-07 | 16:10:42 | 0361 | 04 | 07 | B1 |
| 2019-06-07 | 16:11:08 | 0371 | 02 | NULL | B2 |
| 2019-06-07 | 16:11:12 | 0371 | 02 | 05 | B1 |
The above-described embodiments are only specific examples for further explaining the object, technical solution and advantageous effects of the present invention in detail, and the present invention is not limited thereto. Any modification, equivalent replacement, improvement and the like made within the scope of the disclosure of the present invention are included in the protection scope of the present invention.
Claims (6)
1. A system capable of recording wiring behaviors of student electrical experiments is characterized in that: the system comprises a computer storage unit, at least 1 experimental instrument unit and at least 1 wire unit, wherein the computer storage unit comprises a database, and the experimental instrument unit and the computer storage unit perform data transmission in a wireless transmission mode;
the experimental instrument unit comprises an experimental instrument body and a data generating and collecting module;
the data generating and collecting module comprises a single chip microcomputer, a port, a Zigbee module, a datamation module and an experimental instrument body, wherein the Zigbee module, the datamation module and the experimental instrument body are connected with the single chip microcomputer;
the Zigbee module is used for transmitting data;
the data module contains a chip capable of being coded to generate the ID address of the experimental instrument unit;
the port is provided with A, B paths, wherein the path A is connected with the experimental instrument body, the path B is connected with the single chip microcomputer, the port is provided with an ID address of the port, and the ID address of the port corresponds to a pin address of the single chip microcomputer;
the wire unit comprises a wire body, 2 wire datamation modules and 2 plugs, wherein the 2 wire datamation modules are positioned at two ends of the wire body, and each wire datamation module is a chip capable of coding the wire unit and can generate an ID address of the wire unit; the 2 plugs are positioned at two ends of the wire body, each plug is provided with a path a and a path b, the path a is connected with the path a of the plug at the other end of the wire, and the path b is connected with the wire datamation module;
the ports correspond to the two paths of the plug one by one, and when the plug is connected with a certain port, the port A path is connected with the plug a path, so that the experimental instrument units are interconnected; the port B path is connected with the plug B path, so that the singlechip can read the ID address of the wire unit;
the single chip microcomputer is used for reading the ID address of the experimental instrument unit, the ID address of the lead unit and the ID address of the port.
2. The system for recording the wiring behavior of the student's electrical experiment as claimed in claim 1, wherein: the laboratory instrument unit is provided with a plurality of ports for supporting multipoint connections that may be used during wiring.
3. The system for recording the wiring behavior of the student's electrical experiment as claimed in claim 1, wherein: the ports are 2 x M ports, wherein M is a positive integer.
4. The system for recording the wiring behavior of the student's electrical experiment as claimed in claim 3, wherein: the conducting wire units are M by N, wherein N is 2M.
5. The system for recording the wiring behavior of the student's electrical experiment as claimed in claim 1, wherein: the data stored in the computer storage unit comprises an experimental instrument unit ID address, a wire unit ID address, a port ID address, a connection state and time.
6. A method for recording wiring behaviors of student electrical experiments is characterized by comprising the following steps: the method comprises the following steps of enabling the wiring behaviors of students to be equivalent to two states of connection and disconnection of an experimental instrument unit and a lead unit, and recording the wiring behaviors of the students by taking the two states as a reference;
when a student connects the experimental instrument unit and the lead unit, a plug at one end of the lead unit is connected with any port of the experimental instrument unit, a port A path is connected with a plug a path, and a port B path is connected with a plug B path; the method comprises the steps that when connection is completed, a trigger signal is generated, a single chip microcomputer in a data generation and acquisition module works, the single chip microcomputer reads an ID address of an experimental instrument unit, an ID address of a wire unit, an ID address of a port and a connection state, all read ID addresses are sent to a computer storage unit through a Zigbee module in the data generation and acquisition module, data are stored in a database, and the database generates corresponding time information to form a piece of connection data;
when a student disconnects the experimental instrument unit and the wire unit, a trigger signal is also generated, the single chip microcomputer works, the single chip microcomputer reads the ID address, the port ID address and the connection state of the experimental instrument unit, the single chip microcomputer reads that the ID address of the wire unit is empty, the Zigbee module only sends the ID address, the port ID address and the connection state of the experimental instrument unit to the computer storage unit and stores data to the database, and the database generates corresponding time information to form disconnection data.
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| KR101222596B1 (en) * | 2012-08-28 | 2013-01-16 | 주서현 | Experiment kit for learning a fundament concept of light communication |
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