CN102750854B - Practical training system for applying Internet of Things and practical training method thereof - Google Patents
Practical training system for applying Internet of Things and practical training method thereof Download PDFInfo
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- CN102750854B CN102750854B CN201210257149.9A CN201210257149A CN102750854B CN 102750854 B CN102750854 B CN 102750854B CN 201210257149 A CN201210257149 A CN 201210257149A CN 102750854 B CN102750854 B CN 102750854B
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Abstract
The invention relates to a practical training system and a practical training method thereof, in particular to a practical training system for applying the Internet of Things and a practical training method thereof. The practical training system for applying the Internet of Things and the practical training method thereof are applicable to various academies and research institutes. The practical training system for applying the Internet of Things comprises a practical training frame, a switching power source, a sensing module, an isolated relay module, a sensing executing device, a PWM (Pulse Width Modulation) voltage regulating module and a 3.3 V voltage module, wherein the switching power source and the sensing module are installed on a mesh board, and the switching power source supplies +5 V and +12 V DC power source signals required for the system; a temperature and humidity sensor, an illuminance sensor, an infrared sensor, a smoke sensor and a vibration sensor; and the isolated relay module, the PWM voltage regulating module and the 3.3 V voltage module are installed on the mesh board. The practical training system becomes a real practical training platform by combining concentrated real engineering practices and related courses, the practice and innovation skills are increased, and social needs for training highly skilled personnel in higher vocational colleges.
Description
Technical field
The present invention relates to a kind of experience system and practical training method thereof, particularly a kind of Internet of Things application experience system and practical training method thereof.Be suitable for each universities and colleges, institute's use.
Background technology
At present the existing actual training device based on Internet of Things mainly contain experiment box, test board-like and test desk-top three kinds of actual training devices.
Wherein, test the various functions experiment that box actual training device can comprise conventional Internet of Things application, but have following shortcoming: 1) lack corresponding Internet of Things actuating equipment; 2) experimental demonstration content, device layout etc. disconnect with practical application design; 3) between every experiment, there is no relevance.Although being conducive to the independent of teaching process, this form implements, but because student is for Internet of Things and control object thereof and control procedure lack of perceptual knowledge often, after not having systematic various practical training project to complete, in brains or one chaotic, thereby cause student's Learning Motive not enough.
Test board-like actual training device low price, but have following shortcoming: 1) resource is less, can only carry out less Internet of Things application foundation functional experiment; 2) lack corresponding Internet of Things actuating equipment; 3) between experimental demonstration content, equipment, line etc. disconnects with practical application; 4) between every experiment, there is no relevance.Although being conducive to the independent of teaching process, this form implements, but because student is for Internet of Things and control object thereof and control procedure lack of perceptual knowledge often, after not having systematic various practical training project to complete, in brains or one chaotic, thereby cause student's Learning Motive not enough.
Test desk-top actual training device aboundresources, almost comprise various functions experiment and the simulation actuating equipment of conventional Internet of Things application.But there is following shortcoming: the real training character of 1) still failing to depart from plug-in type, demonstration formula; 2) between experimental demonstration content, equipment, line etc. disconnects with practical application; 3) between every experiment, there is no relevance.Although being conducive to the independent of teaching process, this form implements, but because student is for Internet of Things and control object thereof and control procedure lack of perceptual knowledge often, after not having systematic various practical training project to complete, in brains or one chaotic, thereby cause student's Learning Motive not enough.
Summary of the invention
The object of the invention is provides a kind of Internet of Things application experience system and practical training method thereof for above-mentioned weak point, take Internet of Things as basis, at Internet of Things application apparatus, debug on training frame all kinds of real sensings and actuating equipment can be installed, various practical training projects are organically combined, effectively improve student's professional ability, method ability and social ability.
A kind of Internet of Things application experience system and practical training method thereof take following technical scheme to realize: a kind of Internet of Things application experience system comprises training frame, Switching Power Supply, sensing module, disconnecting relay module, sensing actuating equipment, PWM voltage regulating module and 3.3V voltage module, described Switching Power Supply and sensing module are arranged on mesh plate, Switching Power Supply for system of the present invention provide required+5V and+12V DC power signal.
On sensing module, according to real training content, need to be separately installed with Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor etc., sensing module provides the required data acquisition of concrete sensing object and the wireless transmission of data for experience system; Disconnecting relay module is arranged on mesh plate, described disconnecting relay adopts photoelectricity isolation drive relay, control signal from sensing module drives relay closes or disconnection by light-coupled isolation, and then controls corresponding sensing actuating equipment, the effect of playing signal isolation and driving.
PWM voltage regulating module is arranged on mesh plate, and input end connects the pwm control signal that illuminance sensing module sends, and then is modulated to corresponding voltage signal, by output terminal, is connected to Dimmable LED bulb, regulates the brightness of LED bulb.
3.3V voltage module is arranged on mesh plate.Input end connects direct current 12V power supply, and the 3.3V power supply of its generation is connected to sensing module by output terminal.
Described training frame consists of mechanical connection three mesh plates.
Described sensing actuating equipment comprises hair dryer, axial flow blower, humidifier, light-adjustable LED lamp, electric control lock, alarm and simulation rolling screen door etc., also can expand the sensing actuating equipments such as installation infrared, cigarette sense, vibrations.
A kind of practical training method of Internet of Things application experience system comprises the steps:
1) according to real training content, require sensing module, sensing actuating equipment, 3.3V voltage module, disconnecting relay module and PWM voltage regulating module to be arranged on appropriate location on training frame mesh plate.
Described sensing module comprises Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor etc.
Described sensing actuating equipment comprises hair dryer, axial flow blower, humidifier, light-adjustable LED lamp, electric control lock, alarm, simulation rolling screen door, infrared, cigarette sense and vibrations etc.
2) according to real training requirement, drawing system wiring diagram, and press wiring diagram designing wiring path on mesh plate, complete the wiring of Internet of Things application system and the wiring of each device element.
3), according to Internet of Things Zigbee protocol standard, according to real training, require to carry out Sensor Network wireless networking; Download Z-Stack protocol stack and to sensing module node, realize the configuration of telegon, route, terminal node.
4) sensing module node gathers the data of respective sensor, and radios to gateway.Meanwhile, sensing module node receives the instruction from host computer or other opertaing device from gateway, controls corresponding actuating equipment, realizes the control to field apparatus.
The present invention's a kind of Internet of Things application experience system and practical training method thereof have overcome the experience system shortcoming of traditional plug-in type, demonstration formula, the installation of Internet of Things Practical training equipment, wiring, wiring, debugging design according to the product pattern of market practicality completely, in teaching process, use for reference engineering project formula implementation method, by teacher, lead students ' actual situation to carry out principle design, Anti-interference Design, the topological design of this experience system function, then by student, independently carried out selection, installation, wiring, the wiring of equipment, and then carry out the work such as functional programming, machine debugging.When student completes after whole real trainings, once integrated, the installment and debugging process of actual Internet of Things application system product have been equivalent to experience.
The present invention is combined with correlated curriculum by the true engineering practice of concentrated version, become a training platform truly, student, by " learning by doing ", " doing in ", has improved practice and innovation technical ability, meets the cultivation needs of society to higher vocational college high technical ability talents.
In real training process, student may learn:
1) design method of system and thinking, comprise functional analysis, equipment selection, resource distribution etc.;
2) the Anti-interference Design thinking of system, comprises the layout of equipment, the wiring of signal etc.;
3) design and the use of conventional simple and easy control circuit;
4) meet planning and the design of the commercial grades of utility function and operational requirements and the installation of equipment, operation, profile;
5) can reach the outward appearance of utility grade system, the preliminary grasp of assembly technology.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is the system composition module schematic diagram of a kind of Internet of Things application of the present invention experience system.
Fig. 2 is the topological diagram of a kind of Internet of Things application of the present invention experience system.
Fig. 3 is the schematic diagram of a kind of Internet of Things application of the present invention experience system.
Embodiment
With reference to accompanying drawing 1 ~ 3, a kind of Internet of Things application experience system comprises training frame, Switching Power Supply KGDY, sensing module, disconnecting relay module J DQ, sensing actuating equipment, PWM voltage regulating module PWM and 3.3V voltage module DYMK, described Switching Power Supply KGDY and sensing module are arranged on mesh plate, Switching Power Supply KGDY for system of the present invention provide required+5V and+12V DC power signal.
On sensing module, according to real training content, need to be separately installed with Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor etc., sensing module provides the required data acquisition of concrete sensing object and the wireless transmission of data for experience system; Disconnecting relay module J DQ is arranged on mesh plate, described disconnecting relay adopts photoelectricity isolation drive relay, control signal from sensing module drives relay closes or disconnection by light-coupled isolation, and then controls corresponding sensing actuating equipment, the effect of playing signal isolation and driving.
PWM voltage regulating module PWM is arranged on mesh plate, and input end connects the pwm control signal that illuminance sensing module sends, and then is modulated to corresponding voltage signal, by output terminal, is connected to Dimmable LED bulb, regulates the brightness of LED bulb.
3.3V voltage module DYMK is arranged on mesh plate.Input end connects direct current 12V power supply, and the 3.3V power supply of its generation is connected to sensing module by output terminal.
Described training frame consists of mechanical connection three mesh plates.
Described sensing actuating equipment comprises hair dryer, axial flow blower, humidifier, light-adjustable LED lamp, electric control lock, alarm and simulation rolling screen door etc., also can expand the sensing actuating equipments such as installation infrared, cigarette sense, vibrations.
A kind of practical training method of Internet of Things application experience system comprises the steps:
1) according to real training content, require sensing module, sensing actuating equipment, 3.3V voltage module DYMK, disconnecting relay module and PWM voltage regulating module to be arranged on appropriate location on training frame mesh plate.
Described sensing module comprises Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor etc.
Described sensing actuating equipment comprises hair dryer, axial flow blower, humidifier, light-adjustable LED lamp, electric control lock, alarm, simulation rolling screen door, infrared, cigarette sense and vibrations etc.
2) according to real training requirement, drawing system wiring diagram, and press wiring diagram designing wiring path on mesh plate, complete the wiring of Internet of Things application system and the wiring of each device element.
3), according to Internet of Things Zigbee protocol standard, according to real training, require to carry out Sensor Network wireless networking; Download Z-Stack protocol stack and to sensing module node, realize the configuration of telegon, route, terminal node.
4) sensing module node gathers the data of respective sensor, and radios to gateway.Meanwhile, sensing module node receives the instruction from host computer or other opertaing device from gateway, controls corresponding actuating equipment, realizes the control to field apparatus.
With reference to accompanying drawing 3, the L line (live wire) of the L line (live wire) of Switching Power Supply KGDY and the L line (live wire) of N line (zero line), 220V socket and N line (zero line) and USB light source of charger is connected with N line with the L line of breaker control respectively with N line (zero line), and isolating switch provides 220V AC power to Switching Power Supply KGDY and all 220V sockets.USB light source of charger module, hair dryer and humidifier obtain 220V AC power by 220V socket; USB light source of charger module is all sensing module chargings; The 12V power outlet of Switching Power Supply KGDY is connected with the power supply input port of 3.3V power module PWM, disconnecting relay module J DQ, electric control lock, audible-visual annunciator and PWM voltage regulating module PWM, and Switching Power Supply KGDY provides 12V direct supply for described 3.3V power module DYMK, disconnecting relay module J DQ, electric control lock, audible-visual annunciator and PWM voltage regulating module PWM; The output terminal of 3.3V power module DYMK is connected with the power input of disconnecting relay module J DQ, for disconnecting relay module J DQ provides the input of 3.3V power supply.
The output interface IN2 of disconnecting relay module J DQ is connected with the input end of electric control lock node, makes disconnecting relay module J DQ, Switching Power Supply KGDY and electric control lock three form a loop, and when output interface IN2 is in closed condition, electric control lock is closed; When output interface IN2 disconnects, electric control lock is opened.
The output interface IN1 of disconnecting relay module J DQ is connected with the input end of audible-visual annunciator node, make output interface IN1, Switching Power Supply KGDY and the audible-visual annunciator three of disconnecting relay module J DQ form a loop, when output interface IN1 is in closed condition, audible-visual annunciator is reported to the police; Otherwise do not report to the police in loop.
The output interface NO3 of disconnecting relay module J DQ is connected with hair dryer supply socket, make output interface NO3, hair dryer supply socket and the hair dryer three of disconnecting relay module J DQ form a loop, when output interface NO3 is in closed condition, hair dryer is opened; Otherwise hair dryer is closed.
The output interface NO4 of disconnecting relay module J DQ is connected with humidifier supply socket, make output interface NO4, humidifier supply socket and the humidifier three of disconnecting relay module J DQ form a loop, when output interface NO4 is in closed condition, humidifier is opened; Otherwise humidifier cuts out.
The output interface of illuminance sensor sensing module is connected with the input end of PWM voltage regulating module PWM, the output terminal of PWM voltage regulating module is connected with LED light fixture, illuminance sensor sensing module output unlike signal is controlled PWM voltage regulating module, thereby regulates the brightness of LED light fixture.
The rest may be inferred, the output terminal of other sensing module is connected with the input interface of disconnecting relay JDQ, corresponding relation by disconnecting relay module J DQ input with output interface, thus realize the control of sensing module to disconnecting relay output, indirectly realize the control to controlled plant.
Claims (7)
1. an Internet of Things application experience system, it is characterized in that: comprise training frame, Switching Power Supply, sensing module, disconnecting relay module, sensing actuating equipment, PWM voltage regulating module and 3.3V voltage module, described Switching Power Supply and sensing module are arranged on mesh plate, Switching Power Supply for native system provide required+5V and+12V DC power signal;
On sensing module, be separately installed with Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor; Disconnecting relay module is arranged on mesh plate;
PWM voltage regulating module is arranged on mesh plate, and input end connects the pwm control signal that illuminance sensor sends, and then is modulated to corresponding voltage signal, by output terminal, is connected to Dimmable LED bulb, regulates the brightness of LED bulb;
3.3V voltage module is arranged on mesh plate, and the input end of 3.3V voltage module connects direct current 12V power supply, and the 3.3V voltage of its generation is connected to sensing module by output terminal.
2. a kind of Internet of Things application experience system according to claim 1, is characterized in that: described training frame consists of mechanical connection three mesh plates.
3. a kind of Internet of Things application experience system according to claim 1, it is characterized in that: described disconnecting relay adopts photoelectricity isolation drive relay, control signal from sensing module drives relay closes or disconnection by light-coupled isolation, and then control corresponding sensing actuating equipment, the effect of playing signal isolation and driving.
4. a kind of Internet of Things application experience system according to claim 1, it is characterized in that: described sensing actuating equipment comprises hair dryer, axial flow blower, humidifier, Dimmable LED bulb, electric control lock, alarm and simulation rolling screen door, expansion is provided with infrared, cigarette sense and vibration-sensing actuating equipment.
5. the practical training method of a kind of Internet of Things application experience system claimed in claim 1, is characterized in that, comprises the steps:
1) according to real training content, require sensing module, sensing actuating equipment, 3.3V voltage module, four road disconnecting relay modules and PWM voltage regulating module to be arranged on training frame mesh plate;
2) according to real training requirement, drawing system wiring diagram, and press wiring diagram designing wiring path on mesh plate, complete the wiring of Internet of Things application experience system and the wiring of each device element;
3), according to Internet of Things Zigbee protocol standard, according to real training, require to carry out Sensor Network wireless networking; Download Z-Stack protocol stack and to sensing module node, realize the configuration of telegon, route, terminal node;
4) sensing module node gathers the data of respective sensor, and radios to gateway, and meanwhile, sensing module node receives the instruction from host computer or other opertaing device from gateway, controls corresponding sensing actuating equipment, realizes the control to field apparatus.
6. the practical training method of a kind of Internet of Things application experience system according to claim 5, is characterized in that: sensing module described in step 1) comprises Temperature Humidity Sensor, illuminance sensor, infrared sensor, smoke transducer and shock sensor.
7. the practical training method of a kind of Internet of Things application experience system according to claim 5, is characterized in that: the actuating equipment of sensing described in step 1) comprises hair dryer, axial flow blower, humidifier, Dimmable LED bulb, electric control lock, alarm, simulation rolling screen door, infrared, cigarette sense and vibration-sensing actuating equipment.
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| CN201210257149.9A CN102750854B (en) | 2012-07-24 | 2012-07-24 | Practical training system for applying Internet of Things and practical training method thereof |
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| CN102750854B true CN102750854B (en) | 2014-03-26 |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103093683A (en) * | 2013-01-18 | 2013-05-08 | 北京新大陆时代教育科技有限公司 | Education and practical training integrated platform device based on the internet of things |
| CN103337218A (en) * | 2013-07-05 | 2013-10-02 | 无锡商业职业技术学院 | Teaching experiment device for simulating industrial communication |
| CN103337203B (en) * | 2013-07-10 | 2015-04-22 | 深圳职业技术学院 | Fire-fighting roller shutter door control simulation teaching device |
| CN103489346B (en) * | 2013-10-15 | 2016-09-28 | 大唐移动通信设备有限公司 | A kind of Internet of Things Experimental Teaching Method, equipment and system |
| CN105118357A (en) * | 2015-09-25 | 2015-12-02 | 武汉理工大学 | IoT experimental box for teaching |
| CN105632273B (en) * | 2016-03-24 | 2018-01-19 | 无锡职业技术学院 | A kind of tightly coupled Internet of Things education experience system and its practical training method |
| CN105761579B (en) * | 2016-05-11 | 2018-12-14 | 钟山职业技术学院 | A kind of student experimenting platform based on Internet of Things |
| CN108124013A (en) * | 2017-12-22 | 2018-06-05 | 扬州市职业大学 | A kind of Internet of Things comprehensive training platform |
| CN114020078A (en) * | 2021-11-03 | 2022-02-08 | 云南昆船设计研究院有限公司 | Intelligent temperature and humidity control system and method based on wireless sensor network |
| CN114550561A (en) * | 2022-03-04 | 2022-05-27 | 石思群 | Electronic components analog circuit training synthesizes demonstration platform |
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| CN201877028U (en) * | 2010-11-19 | 2011-06-22 | 利尔达科技有限公司 | Scientific research teaching experimental device for internet of things |
| CN102324203A (en) * | 2011-07-12 | 2012-01-18 | 无锡职业技术学院 | Comprehensive practical training device for Internet of things |
| CN202150949U (en) * | 2011-07-29 | 2012-02-22 | 沈阳亚伟科技有限公司 | Internet of things experimental device |
| CN202306884U (en) * | 2011-10-10 | 2012-07-04 | 上海企想信息技术有限公司 | Internet of things experiment system based on wireless sensing network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US8081647B2 (en) * | 2006-02-27 | 2011-12-20 | Oracle International Corporation | Method and apparatus for buffering requests to web services using annotations |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201877028U (en) * | 2010-11-19 | 2011-06-22 | 利尔达科技有限公司 | Scientific research teaching experimental device for internet of things |
| CN102324203A (en) * | 2011-07-12 | 2012-01-18 | 无锡职业技术学院 | Comprehensive practical training device for Internet of things |
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| CN202306884U (en) * | 2011-10-10 | 2012-07-04 | 上海企想信息技术有限公司 | Internet of things experiment system based on wireless sensing network |
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