CN208569351U - Greenhouse managing and control system based on Internet of Things - Google Patents
Greenhouse managing and control system based on Internet of Things Download PDFInfo
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- CN208569351U CN208569351U CN201821111238.1U CN201821111238U CN208569351U CN 208569351 U CN208569351 U CN 208569351U CN 201821111238 U CN201821111238 U CN 201821111238U CN 208569351 U CN208569351 U CN 208569351U
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Abstract
The utility model discloses a kind of greenhouse managing and control system based on Internet of Things, including host computer, transmission module, application module, power adapter, application module pass through transmission module and host computer communication connection；The application module includes information acquisition device, controller, information acquisition device includes first singlechip module, first electric wire connecting junction, sensor, the ADC pin of first singlechip module is electrically connected with the first electric wire connecting junction, first electric wire connecting junction is built-in with sample circuit, controller includes second singlechip module, key switch, second electric wire connecting junction, relay, execute equipment, the GPIO pin of second singlechip module respectively with key switch, the electrical connection of second electric wire connecting junction, the load end of the relay is electrically connected with equipment is executed, beneficial effect is: using electric wire connecting junction, greenhouse managing and control system based on Internet of Things is conveniently replaceable sensor, it is at low cost.
Description
Technical field
The utility model relates to Agricultural Production Monitoring and control equipment technical fields, and in particular to a kind of based on Internet of Things
Greenhouse managing and control system.
Background technique
Greenhouse crops are in the different stages different the demand of temperature, humidity, illumination, carbon dioxide, but existing
Stage greenhouse gardening based on the management of artificial, micro-judgment, and the basis of artificial judgment need the temperature of greenhouse, humidity, illumination,
Carbon dioxide data is as reference.Equally, need to take corresponding counter-measure after artificial judgment, and the volume of existing greenhouse
Curtain, blower, sunshade net, irrigation equipment, fertilizing equipment, carbon-dioxide generator, light filling equipment, air-conditioning equipment independent operating, nothing
Method intelligently uniformly coordinated work.In this way, it is necessary to reach in greenhouse, the open and close of manually handle relevant device waste
The a large amount of time.
Utility model content
The goal of the invention of the utility model is to provide a kind of intelligent greenhouse management system based on Internet of Things, existing to solve
Greenhouse acquisition of information by micro-judgment, and open equipment and need to reach technical problem in greenhouse.
In order to solve the above technical problems, the utility model adopts the following technical solution:
A kind of greenhouse managing and control system based on Internet of Things is designed, including host computer, transmission module, application module, power supply turn
Parallel operation, the electrical connection corresponding with the power connection end of transmission module, application module of the output end of power adapter, application module pass through transmission
Module and host computer communication connection；The application module includes information acquisition device, controller, and information acquisition device includes the first monolithic
The ADC pin of machine module, the first electric wire connecting junction, sensor, first singlechip module is electrically connected with the first electric wire connecting junction, the first electric wire connecting junction
It is built-in with sample circuit, in use, the corresponding electrical connection of sensor and the power supply port of the first electric wire connecting junction, signal wire mouth, controller packet
It includes second singlechip module, key switch, the second electric wire connecting junction, relay, execute equipment, the GPIO pin of second singlechip module
Electrical connection corresponding with key switch, the second electric wire connecting junction respectively, the load end of the relay are electrically connected with equipment is executed, use
When, the control terminal of relay is electrically connected with the signal wire mouth of the second electric wire connecting junction.
Preferably, the quantity of the key switch is equal with the number of, lines of second electric wire connecting junction.
Preferably, first electric wire connecting junction includes mating the first junction block and the first connection-peg, the first junction block
Be electrically connected respectively with the ADC pin of the output end of the power adapter, one-chip computer module, the first connection-peg respectively with the biography
The power supply line of sensor, signal wire electrical connection；Second electric wire connecting junction includes mating the second junction block and the second connection-peg,
Second junction block is electrically connected with the GPIO pin of one-chip computer module, and the first connection-peg is electrically connected with the load end of the relay.
Preferably, the first singlechip module, second singlechip module include power supply chip, single-chip microcontroller, RS485 electricity
Flat chip, AD conversion chip, the input terminal of power supply chip are electrically connected with the output end of the power adapter, power supply chip it is defeated
Outlet is electrically connected with single-chip microcontroller, RS485 level chip, AD conversion chip respectively, and the GPIO of RS485 conversion chip and single-chip microcontroller draws
Foot electrical connection, AD conversion chip is built in single-chip microcontroller or AD conversion chip is electrically connected with the GPIO pin of single-chip microcontroller.
Further, the RS485 pin of the first singlechip module is electrically connected with first electric wire connecting junction, and described second
The RS485 pin of one-chip computer module is electrically connected with second electric wire connecting junction.
Preferably, the transmission module includes industrial personal computer, data transmission unit DTU, and industrial personal computer passes through RS232 bus and number
According to transmission unit DTU connection, industrial personal computer is passed through by RS485 bus and the application module communication connection, data transmission unit
Communication network is connect with host computer wireless telecommunications.
Further, there are two RS232 bus interface for the industrial personal computer；Transmission module further includes RS232-RS485 conversion
Device, the industrial personal computer are passed through by RS232 bus and RS232-RS485 converter communication connection, RS232-RS485 converter
RS485 bus and the application module communication connection.
Compared with prior art, the utility model has the beneficial effects that using host computer, transmission module, application module,
After corresponding sensor is installed as needed, execute equipment and opens the power supply of power adapter, it can be believed with remote collection greenhouse
Execution equipment is ceased and controlled, can satisfy individual cultivation demand；Using electric wire connecting junction, the greenhouse managing and control system based on Internet of Things
It is conveniently replaceable sensor, it is at low cost.
Detailed description of the invention
Fig. 1 is a kind of partial circuit diagram of information collector of the utility model.
Fig. 2 is a kind of partial circuit diagram of tape controller of the utility model.
Fig. 3 is a kind of circuit diagram of the power supply chip of first singlechip module of the utility model.
Fig. 4 is a kind of circuit diagram of the single-chip microcontroller of first singlechip module of the utility model.
Fig. 5 is a kind of circuit diagram of the RS485 level chip of one-chip computer module of the utility model.
Fig. 6 is a kind of circuit diagram of the sample circuit of first electric wire connecting junction of the utility model.
Fig. 7 is a kind of one of circuit diagram of single-chip microcontroller of second singlechip module of the utility model.
Fig. 8 is the two of a kind of circuit diagram of the single-chip microcontroller of second singlechip module of the utility model.
Specific embodiment
Illustrate specific embodiment of the present utility model with reference to the accompanying drawings and examples, but following embodiment only uses
It is described in detail the utility model, does not limit the scope of the utility model in any way.
Embodiment 1: a kind of greenhouse managing and control system based on Internet of Things, referring to Fig. 1-8, including host computer (not drawing), transmission
Module, application module, power adapter.
In conjunction with Fig. 1-2, power adapter include switch, power adapter (select the western BKZ rectifier transformer of moral power,
220VAC turns 24VDC), the input of switch terminates alternating current, and the output end of switch is electrically connected with the input terminal of power adapter, power supply
The output end of converter exports 24VDC power supply, output end electrical connection corresponding with the power connection end of transmission module, application module, tool
Body connection type is referring to Fig. 1-8.
Referring to Fig. 1-8, application module includes information acquisition device, controller, and information acquisition device includes first singlechip module
(CXW_V3), the first electric wire connecting junction, sensor (not drawing).
First singlechip module include power supply chip U80(select MC33063A type), single-chip microcontroller U91(select STM8S105
Type), RS485 level chip (select MAX485 type), AD conversion chip, the input terminal of power supply chip U80 and power adapter
Output end electrical connection, the output end of power supply chip U80 are electrically connected with single-chip microcontroller U91, RS485 level chip, AD conversion chip respectively
It connecing, RS485 conversion chip is electrically connected with the GPIO pin of single-chip microcontroller U91, in the present embodiment, in Fig. 4, single-chip microcontroller U91's
Pin 46,47 is serial ports pin, but other GPIO pins of single-chip microcontroller U91 can also simulate serial communication function,
STM8S105 type single-chip microcontroller is built-in with AD conversion chip, in other embodiments, when AD conversion chip is external, AD conversion chip
It is electrically connected with the GPIO pin of single-chip microcontroller.In Fig. 3, VCC is 5VDC output, and AVDD is 3.3VDC output.
In conjunction with Fig. 1, there are 5 the first electric wire connecting junctions in figure, from bottom to top, first is RS485 electric wire connecting junction, second, third
A is four line current output type electric wire connecting junctions, and the 4th is three line current output type electric wire connecting junctions, and the 5th is three line voltage output types
Electric wire connecting junction.In Fig. 4, Fig. 6, the ADC pin of first singlechip module U80 is electrically connected with the first electric wire connecting junction, in the first electric wire connecting junction
It is equipped with sample circuit, specifically, in Fig. 6, the first sample circuit corresponds to three line voltage output type sample circuits, second
Sample circuit corresponds to four line current output type sample circuits, the third sample circuit corresponds to three line current output types sampling electricity
Road.Since in the greenhouse managing and control system based on Internet of Things, categories of sensors is fixed, and producer when buying is also solid
Fixed, so do not need substantially to be adjusted the resistance in sample circuit, when needing to adjust the resistance of sample circuit,
It only needs to the resistance and replacement dismantled in electric wire connecting junction, it is at low cost, moreover, in this case, simulation output type sensor can be used,
Its cost is lower relative to sensor with data readout, pick-up type sensor.
First electric wire connecting junction includes mating the first junction block and the first connection-peg, and the first junction block turns with power supply respectively
The ADC pin electrical connection of the output end of parallel operation, one-chip computer module, the first connection-peg respectively with the power supply line of the sensor, letter
The electrical connection of number line；The power supply wiring hole of 24VDC, 0VDC are equipped in conjunction with 5 electric wire connecting junctions in Fig. 1.In this way, convenient for connecting
Connect sensor.In use, the corresponding electrical connection of sensor and the power supply port of corresponding first electric wire connecting junction, signal wire mouth.
Referring to fig. 2, controller includes second singlechip module (GKN_C), the second electric wire connecting junction, key switch, relay, holds
Row equipment.
Second singlechip module includes that power supply chip U80 (selecting MC22063A type), single-chip microcontroller U91(select STM8S105
Type), RS485 level chip (select MAX485 type), AD conversion chip, the input terminal of power supply chip U80 and power adapter
Output end electrical connection, the output end of power supply chip U80 are electrically connected with single-chip microcontroller U91, RS485 level chip, AD conversion chip respectively
It connects, RS485 conversion chip is electrically connected with the GPIO pin of single-chip microcontroller U91, and in the present embodiment, in Fig. 7, single-chip microcontroller U92's draws
Foot 46,47 is serial ports pin, but other GPIO pins of single-chip microcontroller U91 can also simulate serial communication function,
STM8S105 has been built-in with AD conversion chip, in other embodiments, when AD conversion chip is external, and AD conversion chip and single-chip microcontroller
GPIO pin electrical connection.In Fig. 2, key switch has 4, and the number of, lines of the second electric wire connecting junction of top also has 4, such energy
Enough by the corresponding relay of button manual operation button, and realize that control executes the purpose of equipment.In conjunction with Fig. 7, Fig. 8, second
The GPIO pin of one-chip computer module is electrically connected with key switch, since the supply voltage of key switch is 24VDC, so using figure
Control circuit in 8 is electrically connected with the corresponding pin of single-chip microcontroller U92, and in Fig. 8, triode uses S9012 type, collector, hair
Emitter voltage is able to bear 25VDC pressure difference, and in fig. 8, the emitter of triode is connected to resistance, therefore is hardly damaged.Second monolithic
The GPIO pin of machine module is also electrically connected with the second electric wire connecting junction, and the load end of relay (not drawing) is electrically connected with equipment is executed, and is made
The anode of used time, the control terminal of relay are electrically connected with the signal wire mouth of the second electric wire connecting junction, and the cathode of the control terminal of relay connects
Ground, since the pin voltage of single-chip microcontroller U92 is 5VDC, therefore the coil voltage of relay should select 5VDC type, and De Lixi is electrically public
Department's production has the relay of the type.It, can also be in RE1, RE2, RE3, RE4 line in order to keep the driving capability of single-chip microcontroller U92 stronger
Upper electrical connection pull-up resistor.
In the present embodiment, the second electric wire connecting junction includes mating the second junction block and the second connection-peg, the second junction block
It is electrically connected with the GPIO pin of one-chip computer module, the first connection-peg is electrically connected with the load end of relay.In Fig. 2, there are 2
Two electric wire connecting junctions, the electric wire connecting junction of lower section are RS485 electric wire connecting junction, and the electric wire connecting junction of top is the GPIO pin lead-out wire of single-chip microcontroller U92, altogether
Corresponding to 4 lead-out wires.The RS485 pin of second singlechip module is electrically connected with second electric wire connecting junction.
Referring to Fig. 1-2, transmission module includes industrial personal computer (type selecting WLT-TFT8060 type), data transmission unit DTU(type selecting
Macro electricity H7118 type), industrial personal computer is connect by RS232 bus with data transmission unit DTU, and industrial personal computer passes through RS485 bus and answers
It is connected with module communication, data transmission unit is connect by communication network with host computer wireless telecommunications.
When selecting the industrial personal computer of other models in other embodiments, when there are two RS232 bus interface for industrial personal computer；Transmission
Module further includes RS232-RS485 converter, and the industrial personal computer is connected by RS232 bus and the communication of RS232-RS485 converter
It connects, RS232-RS485 converter passes through RS485 bus and the application module communication connection.
Referring to Fig. 1-2, the voltage rating of industrial personal computer is 12VDC, and the voltage of power adapter is 24VDC, therefore in industry control
It has connected on machine and the positive line of power adapter a divider resistance.
In the present embodiment, sensor can include aerial temperature and humidity sensor, soil temperature-moisture sensor, light as needed
According at least one of intensity sensor, carbon dioxide sensor, these can select conventional commercial product, but in use,
Sample circuit in first electric wire connecting junction should be modulated to the resistance being adapted to the type sensor.Executing equipment can include as needed
Shutter, blower, sunshade net, irrigation equipment, fertilizing equipment, carbon-dioxide generator, light filling equipment, in air-conditioning equipment at least
One kind, these can select conventional commercial product, but in use, but the load end of relay should be made to be adapted to equipment is executed.
In use, referring to Fig.1-2, sensor is accessed into corresponding first electric wire connecting junction, the relay being connected with execution equipment
Corresponding second electric wire connecting junction is accessed, is inserted into communication card in DTU, is turned on the switch after equipment normal operation, sensor impression corresponds to
Environment, and electric signal is delivered in industrial personal computer by the first electric wire connecting junction, first singlechip module, industrial personal computer can be passed through
Display screen observes corresponding information, and information is transmitted to by existing communication network by data transmission unit DTU and is connect by industrial personal computer
Enter in the host computer of communication network.Host computer can also be passed information by data transmission unit DTU by wireless communication networks
It transports in industrial personal computer.Industrial personal computer executes the power circuit of equipment by second singlechip module, the second electric wire connecting junction, relay control
Open and close, thus control execute equipment working condition.Moreover, it is also possible to key switch is manually operated, key switch
Correspond to the execution equipment of the button switch as the input equipment manipulation of second singlechip module.Specifically, key switch to
Second singlechip module input signal, second singlechip module execute the power supply of equipment by the second electric wire connecting junction, relay control
Circuit open and semi-closure.Here there is a benefit using key switch, key switch can automatically reset, and operated key and opened
The problem of being resetted behind pass without the concern for key switch, and button switch then needs hand-reset.
The utility model is described in detail above in conjunction with drawings and examples, still, the skill of technical field
Art personnel, can also be to each specific in above-described embodiment it is understood that without departing from the purpose of the present invention
Parameter changes, and forms multiple specific embodiments, is the common variation range of the utility model, no longer detailed one by one herein
It states.
Claims (7)
1. a kind of greenhouse managing and control system based on Internet of Things, including host computer, transmission module, application module, power adapter, electricity
The output end of source converter it is corresponding with the power connection end of transmission module, application module electrical connection, application module by transmission module with
Host computer communication connection；It is characterized in that, the application module includes information acquisition device, controller, information acquisition device includes the
The ADC pin of one one-chip computer module, the first electric wire connecting junction, sensor, first singlechip module is electrically connected with the first electric wire connecting junction, and first
Electric wire connecting junction is built-in with sample circuit, in use, the corresponding electrical connection of sensor and the power supply port of the first electric wire connecting junction, signal wire mouth, control
Device processed includes second singlechip module, key switch, the second electric wire connecting junction, relay, executes equipment, second singlechip module
GPIO pin electrical connection corresponding with key switch, the second electric wire connecting junction respectively, load end and the execution equipment of the relay are electrically connected
It connects, in use, the control terminal of relay is electrically connected with the signal wire mouth of the second electric wire connecting junction.
2. the greenhouse managing and control system based on Internet of Things as described in claim 1, which is characterized in that the quantity of the key switch
It is equal with the number of, lines of second electric wire connecting junction.
3. the greenhouse managing and control system based on Internet of Things as described in claim 1, which is characterized in that first electric wire connecting junction includes
Mating the first junction block and the first connection-peg, the first junction block respectively with the output end of the power adapter, monolithic
The ADC pin of machine module is electrically connected, and the first connection-peg is electrically connected with the power supply line of the sensor, signal wire respectively；Described
Two electric wire connecting junctions include mating the second junction block and the second connection-peg, the GPIO pin of the second junction block and one-chip computer module
Electrical connection, the first connection-peg are electrically connected with the load end of the relay.
4. the greenhouse managing and control system based on Internet of Things as described in claim 1, which is characterized in that the first singlechip mould
Block, second singlechip module include power supply chip, single-chip microcontroller, RS485 level chip, AD conversion chip, power supply chip it is defeated
Enter end be electrically connected with the output end of the power adapter, the output end of power supply chip respectively with single-chip microcontroller, RS485 level core
Piece, AD conversion chip electrical connection, RS485 conversion chip are electrically connected with the GPIO pin of single-chip microcontroller, and AD conversion chip is built in list
In piece machine or AD conversion chip is electrically connected with the GPIO pin of single-chip microcontroller.
5. the greenhouse managing and control system based on Internet of Things as claimed in claim 4, which is characterized in that the first singlechip module
RS485 pin be electrically connected with first electric wire connecting junction, the RS485 pin of the second singlechip module and second wiring
Device electrical connection.
6. the greenhouse managing and control system based on Internet of Things as described in claim 1, which is characterized in that the transmission module includes work
Control machine, data transmission unit DTU, industrial personal computer are connect by RS232 bus with data transmission unit DTU, and industrial personal computer passes through RS485
Bus and the application module communication connection, data transmission unit are connect by communication network with host computer wireless telecommunications.
7. the greenhouse managing and control system based on Internet of Things as claimed in claim 6, which is characterized in that there are two the industrial personal computers
RS232 bus interface；Transmission module further includes RS232-RS485 converter, and the industrial personal computer passes through RS232 bus and RS232-
RS485 converter communication connection, RS232-RS485 converter pass through RS485 bus and the application module communication connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821111238.1U CN208569351U (en) | 2018-07-13 | 2018-07-13 | Greenhouse managing and control system based on Internet of Things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821111238.1U CN208569351U (en) | 2018-07-13 | 2018-07-13 | Greenhouse managing and control system based on Internet of Things |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208569351U true CN208569351U (en) | 2019-03-01 |
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ID=65493016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821111238.1U Active CN208569351U (en) | 2018-07-13 | 2018-07-13 | Greenhouse managing and control system based on Internet of Things |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208569351U (en) |
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2018
- 2018-07-13 CN CN201821111238.1U patent/CN208569351U/en active Active
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