CN217821868U - Environmental supervision training system - Google Patents
Environmental supervision training system Download PDFInfo
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- CN217821868U CN217821868U CN202221472335.XU CN202221472335U CN217821868U CN 217821868 U CN217821868 U CN 217821868U CN 202221472335 U CN202221472335 U CN 202221472335U CN 217821868 U CN217821868 U CN 217821868U
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Abstract
The utility model relates to the technical field of practical training experiments, and discloses an environment supervision practical training system, which comprises a practical training PC terminal, a sensing signal generation module, a signal conversion module and a control module; the practical training PC terminal is used for displaying a practical training scene and receiving an operation instruction input by a user; the sensing signal generating module is used for generating a sensing detection signal related to the practical training scene; the signal conversion module is used for converting the sensing detection signal into a corresponding level signal or converting the received level signal into a corresponding feedback control signal and outputting the feedback control signal to the practical training PC terminal; the control module is used for receiving the level signal output by the signal conversion module, displaying the sensing data and outputting a feedback control signal to the practical training PC terminal through the signal conversion module. The utility model discloses a real scene of instructing of PC terminal display uses sensing signal to produce the sensing signal of the similar sensor of practical meaning of module generation, reduces the degree of difficulty and the danger of instructing and developing, improves the quality of teaching.
Description
Technical Field
The utility model belongs to the technical field of the real experiment technique of instructing and specifically relates to a real system of instructing of environmental supervision.
Background
At present, most of practical training devices based on sensors are specialized in electromechanical direction or internet of things direction, intelligent manufacturing and wireless networking communication are emphasized, the content of the environment direction specialty is rarely related, environment intelligent monitoring direction is applied, most of the environment intelligent monitoring direction is analog quantity level signals and sensing data processing, most of the electromechanical and internet of things direction is switching value signals and position data processing, and essential difference exists in application of a processor end. The existing automatic practical training equipment in the market faces less environment direction, and at least has the following defects:
1. the method is limited by the complex manufacturing principle and process of the environment-type sensor, the sensor is not only imported, but also expensive, precise, expensive, complex in maintenance and high in maintenance difficulty, and a scientific research laboratory can be configured in a small amount, but is not suitable for large-scale purchasing construction for practical training.
2. Because the environment type sensor mainly detects parameters of various water environments or gas environments, it is relatively difficult to set up corresponding scenes in a laboratory, and even some detection sources have dangers such as toxicity and harm, so that the practical training difficulty and danger are increased.
3. The practical training equipment for the sensor which can be built has the conditions of large size and few stations, one set of equipment can only be used for teaching aiming at a certain process, the number of matched practical training items is small, the teaching surface is narrow, and the flexibility is poor.
4. The virtual simulation development environment sensing monitoring equipment and the practical training room are completely adopted, and practical training contents such as device installation, system wiring, troubleshooting debugging and the like cannot be effectively developed due to the fact that the virtual simulation development environment sensing monitoring equipment is separated from the reality and the operation authenticity is not strong.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an environment supervision is real standard system to solve one or more technical problem that exist among the prior art, provide a profitable selection or create the condition at least.
An environment proctoring and training system, comprising:
the practical training PC terminal is used for displaying a practical training scene and receiving an operation instruction input by a user;
the sensing signal generating module is connected with the practical training PC terminal and is used for generating a sensing detection signal related to the practical training scene;
the signal conversion module is respectively connected with the practical training PC terminal and the sensing signal generation module and is used for converting the sensing detection signal into a corresponding level signal or converting the received level signal into a corresponding feedback control signal and outputting the feedback control signal to the practical training PC terminal;
and the control module is connected with the signal conversion module and is communicated with the practical training PC terminal through the signal conversion module, and the control module is used for receiving the level signal output by the signal conversion module, displaying the sensing data and outputting a feedback control signal to the practical training PC terminal through the signal conversion module.
Further, the sensing signal generating module comprises one or more of a temperature and humidity signal generating module, a water level monitoring signal generating module, a pH value signal generating module, a dissolved oxygen signal generating module, a pressure signal generating module, a flow signal generating module, a water quality TDS detection signal, an ORP detection signal generating module, a pressure difference signal generating module, a gas concentration signal generating module and a wind speed signal generating module.
Furthermore, the environment supervision practical training system further comprises a practical training PC terminal which is provided with a first communication unit, the control module is provided with a second communication unit, and the control module outputs feedback control signals to the practical training PC terminal through a network.
Furthermore, the sensing signal generation module is connected with the signal conversion module through an RS485 or RS232 serial communication interface, and the sensing signal generation module is communicated with the signal conversion module based on a Modbus protocol.
Furthermore, the signal conversion module is connected with the control module through a digital input/output interface and an analog input/output interface.
Further, the signal conversion module comprises a signal identification chip and a plurality of groups of level output circuits, the sensing signal generation module, the signal identification chip, the level output circuits and the control module are sequentially connected, the signal identification chip is used for triggering the corresponding level output circuits according to the signal types and the signal intensities of the sensing detection signals, and the triggered level output circuits are used for outputting level signals corresponding to the signal intensities of the sensing detection signals.
And further, selecting a computer for training the PC terminal and the sensing signal generation module.
Further, the control module selects a PLC controller.
The utility model has the advantages that: the PC terminal is adopted to display the training scene, the sensing signal generating module is used to generate the sensing signal of the sensor with the similar practical significance, the development of the training is not limited by the field and the safety influence any more, the difficulty and the danger of the development of the training are reduced, the construction cost is reduced, and the teaching quality is improved.
Drawings
Fig. 1 is a block diagram of an environment proctoring training system according to an embodiment.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be further described with reference to the following embodiments and accompanying drawings.
Fig. 1 is a block diagram of an environment proctoring training system according to an embodiment. Referring to fig. 1, the environment supervision training system includes a training PC terminal 100, a sensing signal generating module 200, a signal converting module 300, and a control module 400.
The sensing signal generating module 200 is connected with the practical training PC terminal 100, the signal conversion module 300 is respectively connected with the practical training PC terminal 100 and the sensing signal generating module 200, the control module 400 is connected with the signal conversion module 300, and the control module 400 interacts with the practical training PC terminal 100 through the signal conversion module 300.
The practical training PC terminal 100 is used for displaying a practical training scene and receiving an operation instruction input by a user. The practical training scene displayed by the practical training PC terminal 100 is used as a target detection environment for the students in practical training. Illustratively, a simulated practical training scene is built through a LabVIEW platform on the practical training PC terminal 100, the practical training scene is a pure water electrolysis hydrogen production system, the virtual pure water electrolysis hydrogen production system is provided with a heating unit, a power supply, various valve bodies and the like, students participating in the practical training issue control instructions through operating the practical training PC terminal 100, and then the opening degree of the valve bodies, the gas concentration, the liquid level, the water temperature and the like in the pure water electrolysis hydrogen production system are adjusted.
The sensing signal generating module 200 is configured to generate a sensing detection signal related to the practical training scene. The sensing signal generating module 200 generates one or more sensing detection signals according to the practical training scene of the practical training PC terminal 100, where the sensing detection signals are detection signals generated when the analog sensor detects actual environmental parameters, and the difference from the actual sensor is that the sensing signal generating module 200 simulates sensing detection signals related to the practical training scene according to the signals of the practical training PC terminal 100. Illustratively, the practical training PC terminal 100 sets a virtual water pressure value for the water pressure at the valve body position of the pure water electrolysis hydrogen production system, the practical training PC terminal 100 transmits the virtual water pressure value to the sensing signal generation module 200, and the sensing signal generation module 200 simulates a sensing detection signal of the pressure sensor according to the virtual water pressure value.
In some embodiments, the sensing signal generating module 200 includes one or more of a temperature and humidity signal generating module, a water level monitoring signal generating module, a ph signal generating module, a dissolved oxygen signal generating module, a pressure signal generating module, a flow signal generating module, a water quality TDS detection signal, an ORP detection signal generating module, a pressure difference signal generating module, a gas concentration signal generating module, and a wind speed signal generating module.
It should be noted that the sensing detection signal described in this embodiment is not in the same form as the detection signal of the actual sensor, and the sensing detection signal simulated by the sensing signal generation module 200 is a digital signal.
The signal conversion module 300 is configured to convert the sensing detection signal into a corresponding level signal or convert the received level signal into a corresponding feedback control signal and output the feedback control signal to the practical training PC terminal 100. The signal conversion module 300 substantially performs signal conversion, converts the virtual sensing detection signal of the sensing signal generation module 200 into a corresponding level signal or digital signal, and then outputs the level signal or digital signal to the control module 400, or converts the level signal output by the control module 400 into a message signal (i.e., a feedback control signal), and then outputs the message signal or digital signal to the practical training PC terminal 100, and then simulates a control action related to the feedback control signal through the practical training PC terminal 100. The signal conversion module 300 converts the sensing detection signal into a level signal or a digital signal having the same form as the detection signal of the sensor in the actual sense.
The control module 400 is configured to receive the level signal output by the signal conversion module 300, perform sensing data display, and output a feedback control signal to the practical training PC terminal 100 through the signal conversion module 300. After receiving the level signal output by the signal conversion module 300, the control module 400 identifies the level signal according to the treatment process requirement, determines which type of sensing detection signal the level signal belongs to, and performs a corresponding control action according to the received level signal, for example, when the received water pressure detection signal exceeds a water pressure preset value of a control program of the control module 400, the control module 400 outputs a feedback control signal to the practical training PC terminal 100 through the signal conversion module 300, and controls the valve opening in the practical training scene, and meanwhile, the control module 400 may also be connected with a display screen for displaying parameters of the sensing detection signal corresponding to the received level signal.
It should be noted that the determination principle of this embodiment is that the signal conversion module 300 and the control module 400 respectively use multiple sets of signal channels to perform level signal transmission, one signal channel corresponds to one type of sensing detection signal, and the control module 400 can identify the type of the sensing detection signal corresponding to the level signal when the level signal is received by the one signal channel.
In some embodiments, the system further includes the training PC terminal 100 having a first communication unit 110, the control module 400 having a second communication unit 410, and the control module 400 outputting the feedback control signal to the training PC terminal 100 through the network. The practical training PC terminal 100 and the control module 400 perform data intercommunication through a network and a remote server, or the practical training PC terminal 100 and/or the control module 400 transmit data to a mobile phone terminal through the network.
In some embodiments, the sensing signal generating module 200 is connected to the signal converting module 300 through an RS485 or RS232 serial communication interface, and the sensing signal generating module 200 communicates with the signal converting module 300 based on a Modbus protocol; the signal conversion module 300 is connected to the control module 400 through a digital input/output interface and an analog input/output interface.
In some embodiments, the signal conversion module 300 includes a signal identification chip 310 and several groups of level output circuits 320, the sensing signal generation module 200, the signal identification chip 310, the level output circuits 320 and the control module 400 are connected in sequence, the signal identification chip 310 is used for triggering the corresponding level output circuit 320 according to the signal type and the signal strength of the sensing signal, and the triggered level output circuit is used for outputting a level signal corresponding to the signal strength of the sensing signal. After the signal identification chip 310 identifies the sensing detection signal, the corresponding level output circuit 320 is triggered to output, and the level output circuit 320 amplifies the trigger signal of the signal identification chip 310, so as to obtain a level signal for outputting to the control module 400.
In this embodiment, the training PC terminal 100 and the sensing signal generating module 200 select a microcomputer for selecting a microcomputer for use; the control module 400 is a PLC controller.
As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an environmental supervision real standard system which characterized in that includes:
the practical training PC terminal is used for displaying a practical training scene and receiving an operation instruction input by a user;
the sensing signal generating module is connected with the practical training PC terminal and is used for generating a sensing detection signal related to the practical training scene;
the signal conversion module is respectively connected with the practical training PC terminal and the sensing signal generation module, and is used for converting the sensing detection signal into a corresponding level signal or converting the received level signal into a corresponding feedback control signal and outputting the feedback control signal to the practical training PC terminal;
and the control module is connected with the signal conversion module and is communicated with the practical training PC terminal through the signal conversion module, and the control module is used for receiving the level signal output by the signal conversion module, displaying the sensing data and outputting a feedback control signal to the practical training PC terminal through the signal conversion module.
2. The environmental proctoring and practical training system as claimed in claim 1, wherein the sensing signal generating module comprises one or more of a temperature and humidity signal generating module, a water level monitoring signal generating module, a pH value signal generating module, a dissolved oxygen signal generating module, a pressure signal generating module, a flow signal generating module, a water quality TDS detection signal, an ORP detection signal generating module, a pressure difference signal generating module, a gas concentration signal generating module and a wind speed signal generating module.
3. The environment supervision practical training system according to claim 1, further comprising a practical training PC terminal provided with a first communication unit, the control module provided with a second communication unit, the control module outputting a feedback control signal to the practical training PC terminal through a network.
4. The environmental proctoring training system as claimed in claim 1, wherein the sensing signal generating module is connected with the signal conversion module through an RS485 or RS232 serial communication interface, and the sensing signal generating module communicates with the signal conversion module based on a Modbus protocol.
5. The environment proctoring and training system as claimed in claim 1, wherein the signal conversion module is connected to the control module via a digital input/output interface and an analog input/output interface.
6. The environmental proctoring and training system as claimed in claim 1, wherein the signal conversion module comprises a signal identification chip and a plurality of sets of level output circuits, the sensing signal generation module, the signal identification chip, the level output circuits and the control module are connected in sequence, the signal identification chip is configured to trigger the corresponding level output circuits according to the signal types and signal strengths of the sensing detection signals, and the triggered level output circuits are configured to output level signals corresponding to the signal strengths of the sensing detection signals.
7. The environmental supervision practical training system according to any one of claims 1 to 6, wherein the practical training PC terminal and the sensing signal generating module select a industrial computer.
8. The environmental proctoring and training system as claimed in any one of claims 1 to 6, wherein the control module is a PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221472335.XU CN217821868U (en) | 2022-06-13 | 2022-06-13 | Environmental supervision training system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221472335.XU CN217821868U (en) | 2022-06-13 | 2022-06-13 | Environmental supervision training system |
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| CN217821868U true CN217821868U (en) | 2022-11-15 |
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| CN202221472335.XU Active CN217821868U (en) | 2022-06-13 | 2022-06-13 | Environmental supervision training system |
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