CN209168501U - A kind of automation-control experiment system of wireless communication - Google Patents
A kind of automation-control experiment system of wireless communication Download PDFInfo
- Publication number
- CN209168501U CN209168501U CN201820847155.2U CN201820847155U CN209168501U CN 209168501 U CN209168501 U CN 209168501U CN 201820847155 U CN201820847155 U CN 201820847155U CN 209168501 U CN209168501 U CN 209168501U
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- China
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- experiment
- automation
- wireless transceiver
- wireless communication
- automatic control
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Abstract
The utility model discloses a kind of automation-control experiment systems of wireless communication, it includes mutually independent computer system and automatic control principle experiment box system；It is interior equipped with the second wireless transceiver that the first wireless transceiver, the automatic control principle experiment box system are equipped in the computer system, wherein, first wireless transceiver and the second wireless transceiver pass through the wireless connection for both being wirelessly connected, and then realizing computer system and automatic control principle experiment box system；The utility model software and hardware combining can complete a variety of teaching experiments of Automatic Control Theory, the disadvantages of use of wireless communication overcomes wireline interface poor contact, interface is easy damage, it avoids causing experiment that can not normally complete due to communication issue, concentrate on student energy in the research of automation-control experiment circuit and experimental features, conventional efficient is improved, there is good practice effect.
Description
Technical field
The utility model relates to a kind of automation-control experiment systems of wireless communication, belong to experiment teaching instrument technology
Field.
Background technique
" Automatic Control Theory " is one in the professional teachings such as colleges and universities' automation, automatic control, electrical engineering, electronic technology
The important professional basic course of door.Automation and its relevant speciality are the stronger professions of practicality, and experimental teaching is Engineering Speciality
Very important component part in teaching system, automation-control experiment facilitate the grasp of course theory and the reality of knowledge
With.
In recent years, " the autocontrol theory teaching reality that many universities and colleges in the whole nation are produced using professional teaching instrument and equipment producer
Tryoff ", for these experimental boxs due to being the product designed many years ago, communication mode mostly uses greatly wire transmission, i.e. experimental box and meter
Serial communication is used between calculation machine, this is very high to the stability requirement of coffret, causes in experiment since interface often plugs
Interface damage or poor contact are unable to complete once there is interface fault experiment, maintainable poor.
Therefore, the teaching experiment for how guaranteeing that experimental box and computer can smoothly communicate completion Automatic Control Theory is every
The basis of a experiment.
Summary of the invention
The purpose of this utility model is to provide a kind of automation-control experiment systems of wireless communication, pass through channel radio
News, overcome existing experimental box wired communication interface to be easily damaged, communicate the disadvantages of unstable, and then guarantee that experiment is efficient
The completion of rate.
To achieve the above object, the utility model provides the following technical solutions: a kind of Automatic Control Theory of wireless communication
Experimental system, it includes mutually independent computer system and automatic control principle experiment box system；
It is equipped with the first wireless transceiver in the computer system, is equipped in the automatic control principle experiment box system
Second wireless transceiver, wherein the first wireless transceiver and the second wireless transceiver realize computer by being wirelessly connected
The wireless connection of both system and automatic control principle experiment box system.
The computer system further includes computer and display, and the computer is provided with automation-control experiment
Software, experiment software interface are contained experimental project selection, communication test, data acquisition display, oscillograph, operation button, are helped
Function menu.
The automatic control principle experiment box system further include: AD/DA data collecting card, analogous circuit experiment module,
Power supply；Wherein, the AD/DA data collecting card is connected by 20 needle sockets with analogous circuit experiment module.
First wireless transceiver and the second wireless transceiver are all made of nRF905, and the first wireless transceiver passes through USB
Interface connects computer, and the second wireless transceiver connects AD/DA data collecting card using SPI interface.
The AD/DA data collecting card using C8051F410/2 as main control chip, contain by the main control chip inside
Ad/da converter.
The IC chip of the analogous circuit experiment module be LM324, experimental system have eight groups by amplifier, electricity
Resistance, the experiment module of capacitor composition, one group of diode region, one group of resistor-capacitor diode area, one group of variable rheostat transfiguration case area；
There are an amplifier and series resistance, capacitor in each experiment module；By to this eight groups of experiment modules and its
The flexible combination of its module constructs the simulation link and control system of various types and order.
The power supply is equipped with an experimental box power switch, and there are four Switching Power Supplies to provide DC power supply terminal, be respectively+
12V, -12V ,+5V, -5V, GND, power supply terminal provide power supply to extend out module.
Compared with prior art, the utility model has the beneficial effects that
Communication is used between computer system and automatic control principle experiment box system, it overcomes existing
Existing experimental box wired communication interface, which often plugs, leads to interface damage or poor contact disadvantage, normally complete experiment can；
Computer system is equipped with experiment special-purpose software, and the signal after acquisition process can be shown on computers, eliminates
The trouble of outer signals source and oscilloscope measurement；Experimental box can complete building and leading to for common controlled device by connecting wire
Cross simulation link and control system that flexible combination constructs various types and order；
This experimental system can not be normally carried out to avoid experiment caused by communication, make student that energy is concentrated on controlling automatically
In the research of Experiment of Principle circuit processed and experimental features, the efficiency of experiment is improved, there is good practice effect.
Detailed description of the invention
Fig. 1 is the utility model structural principle block diagram；
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, the utility model provides a kind of technical solution: a kind of automation-control experiment system of wireless communication
System, it includes mutually independent computer system and automatic control principle experiment box system；
It is equipped with the first wireless transceiver in the computer system, is equipped in the automatic control principle experiment box system
Second wireless transceiver, wherein the first wireless transceiver and the second wireless transceiver realize computer by being wirelessly connected
The wireless connection of both system and automatic control principle experiment box system.
Wherein, the computer system further includes computer and display, and it is former that the computer is provided with automatic control
Manage experiment software, experiment software interface contain experimental project selection, communication test, data acquire display, oscillograph, operation by
Button, help function menu；Experiment software can handle the corresponding experimental data received by wireless communication.
Wherein, the automatic control principle experiment box system further include: AD/DA data collecting card, analogous circuit experiment
Module, power supply；Wherein, the AD/DA data collecting card is connected by 20 needle sockets with analogous circuit experiment module.
The automatic control principle experiment box system is case structure, and the automatic control principle experiment box system shares three
Layer, outermost layer is cabinet, and power switch, power input interface etc. are provided on tank wall, and internal layer is analog circuit board, is arranged above
Show various analog circuit element schematic diagrames.
Wherein, first wireless transceiver and the second wireless transceiver are all made of nRF905, and the first wireless transceiver is logical
USB interface connection computer is crossed, the second wireless transceiver connects AD/DA data collecting card using SPI interface.
Wherein, using C8051F410/2 as main control chip, the main control chip contains the AD/DA data collecting card
One 12 SAR ADC and 27 channel multiplexers are inputted for ADC；Meanwhile chip is containing there are two 12 electric current sides
Formula ad/da converter is exported for DAC.
The analogous circuit experiment module is using amplifying circuit as traditional analog unit, the analogous circuit experiment module
IC chip be LM324, experimental system is by eight groups of experiment modules being made of amplifier, resistance, capacitor, one group of two pole
Area under control, one group of resistor-capacitor diode area, one group of variable rheostat transfiguration case area；There is an amplifier in each experiment module and is
Column resistance, capacitor；The mould of various types and order is constructed by the flexible combination to this eight groups of experiment modules and other modules
Near-ring section and control system；The model experiment that experimental system provides includes: typical link and its step response, second-order system step
The experiment such as response, the frequency measurement of system, continuous system cascade compensation, steady-state analysis of control system.
The power supply is equipped with an experimental box power switch, and there are four Switching Power Supplies to provide DC power supply terminal, be respectively+
12V, -12V ,+5V, -5V, GND, power supply terminal provide power supply to extend out module.
In conjunction with Fig. 1, a kind of automatic principle experimental system course of work of wireless communication is explained as follows: in experiment first
Computer-experiment software is opened, experimental box power switch is opened, carries out communication test, if communication can normally carry out specific reality
Test content；
The specific experiment circuit to be done is connected in experimental box panel, errorless rear energization is checked, opens experiment software, selection
Corresponding experimental project running experiment, the experimental data signal that such analogous circuit experiment module generates are acquired by AD/DA data
Card conversion, the first wireless transceiver of computer system installation, the first wireless transceiver are transferred to by the second wireless transceiver
It passes data to experiment software to be handled, be sent conversely, computer software will control signal by the first wireless transceiver
To the second wireless transceiver, second wireless transceiver, which receives data and is transferred to AD/DA data collecting card, to be handled and is passed
It is defeated by analogous circuit experiment module.
In conclusion being used between the computer system and automatic control principle experiment box system of the utility model wireless
Communication mode, it, which overcomes existing experimental box wired communication interface and often plugs, causes interface damage or poor contact to lack
Point normally complete experiment can；
Computer system is equipped with experiment special-purpose software, and the signal after acquisition process can be shown on computers, eliminates
The trouble of outer signals source and oscilloscope measurement；Experimental box can complete building and leading to for common controlled device by connecting wire
Cross simulation link and control system that flexible combination constructs various types and order；
This experimental system can not be normally carried out to avoid experiment caused by communication, make student that energy is concentrated on controlling automatically
In the research of Experiment of Principle circuit processed and experimental features, the efficiency of experiment is improved, there is good practice effect.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of automation-control experiment system of wireless communication, it is characterised in that: it includes mutually independent department of computer science
System and automatic control principle experiment box system；
It is interior equipped with second that the first wireless transceiver, the automatic control principle experiment box system are equipped in the computer system
Wireless transceiver, wherein the first wireless transceiver and the second wireless transceiver realize computer system by being wirelessly connected
With the wireless connection of both automatic control principle experiment box systems.
2. a kind of automation-control experiment system of wireless communication according to claim 1, it is characterised in that: described
Computer system further includes computer and display, and the computer is provided with automation-control experiment software, experiment software
Contain experimental project selection, communication test, data acquisition display, oscillograph, operation button, help function menu in interface.
3. a kind of automation-control experiment system of wireless communication according to claim 1, it is characterised in that: described
Automatic control principle experiment box system further include: AD/DA data collecting card, analogous circuit experiment module, power supply；Wherein, described
AD/DA data collecting card is connected by 20 needle sockets with analogous circuit experiment module.
4. a kind of automation-control experiment system of wireless communication according to claim 1, it is characterised in that: described
One wireless transceiver and the second wireless transceiver are all made of nRF905, and the first wireless transceiver connects computer by USB interface,
Second wireless transceiver connects AD/DA data collecting card using SPI interface.
5. a kind of automation-control experiment system of wireless communication according to claim 3, it is characterised in that: described
AD/DA data collecting card as main control chip, contains ad/da converter inside the main control chip using C8051F410/2.
6. a kind of automation-control experiment system of wireless communication according to claim 3, it is characterised in that: the mould
The IC chip of quasi- Experiment of Electrical Circuits module is LM324, the reality that experimental system is made of by eight groups amplifier, resistance, capacitor
Test module, one group of diode region, one group of resistor-capacitor diode area, one group of variable rheostat transfiguration case area；
There are an amplifier and series resistance, capacitor in each experiment module；By to this eight groups of experiment modules and other moulds
The flexible combination of block constructs the simulation link and control system of various types and order.
7. a kind of wireless communication automation-control experiment system according to claim 3, it is characterised in that: the power supply
Equipped with an experimental box power switch, there are four Switching Power Supplies to provide DC power supply terminal, be respectively+12V, -12V ,+5V, -5V,
GND, power supply terminal provide power supply to extend out module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820847155.2U CN209168501U (en) | 2018-06-03 | 2018-06-03 | A kind of automation-control experiment system of wireless communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820847155.2U CN209168501U (en) | 2018-06-03 | 2018-06-03 | A kind of automation-control experiment system of wireless communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209168501U true CN209168501U (en) | 2019-07-26 |
Family
ID=67326752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820847155.2U Expired - Fee Related CN209168501U (en) | 2018-06-03 | 2018-06-03 | A kind of automation-control experiment system of wireless communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209168501U (en) |
-
2018
- 2018-06-03 CN CN201820847155.2U patent/CN209168501U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20210603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |