CN207503016U - A kind of greenhouse automatic control device based on wireless sensor network and PLC - Google Patents
A kind of greenhouse automatic control device based on wireless sensor network and PLC Download PDFInfo
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- CN207503016U CN207503016U CN201721491823.4U CN201721491823U CN207503016U CN 207503016 U CN207503016 U CN 207503016U CN 201721491823 U CN201721491823 U CN 201721491823U CN 207503016 U CN207503016 U CN 207503016U
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- greenhouse
- environment parameter
- circuit
- zigbee
- coordinator node
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
A kind of greenhouse automatic control device based on wireless sensor network and PLC, is related to a kind of control device, and described device includes greenhouse environment parameter acquisition node, coordinator node, S7 1215FC PLC, Ethernet switch and monitoring computer；Greenhouse environment parameter acquisition node is connected by ZigBee-network with coordinator node, and coordinator node is connected by RS485 buses with S7 1215FC PLC, and S7 1215FC PLC are connected by Ethernet switch with monitoring computer；Greenhouse environment parameter acquisition node has rectangle shell, and ZigBee antenna connection grooves above greenhouse environment parameter acquisition node shell are housed, greenhouse air temperature sensor wiring groove is housed on a side of greenhouse environment parameter acquisition node shell.Wireless sensor network technology and PLC technology are applied in the monitoring of greenhouse environmental parameter by the device.Present apparatus the operation is stable, strong antijamming capability can realize the automatic monitoring to greenhouse environment parameter.
Description
Technical field
The utility model is related to a kind of control device, more particularly to a kind of temperature based on wireless sensor network and PLC
Room automaton.
Background technology
Agriculture in greenhouse greenhouse establishes the climatic environment of a suitable crop growthing development, make the growths of crops not by
The influence of extraneous natural environment.Greenhouse planting technology can make crops growth and production in the season for being not suitable for growth
Go out, mitigate influence of the season to crops, make crops partly or completely dependence of the total detachment to natural conditions, meet the need in market
It asks.Currently, China's greenhouse environment controlling level backwardness, operational management dependence experience, control effect are not ideal enough, these are asked
Topic seriously constrains the raising of greenhouse production efficiency.Therefore, a kind of greenhouse automaton is designed and develops, it is real
The on-line monitorings of existing greenhouse environmental parameters, executing agency automatically control, to realizing increasing crop yield, improving farming
Article matter has great importance.
Invention content
It is filled the purpose of this utility model is to provide a kind of based on the greenhouse automatic control of wireless sensor network and PLC
It puts, which is applied to wireless sensor network technology and PLC technology in the monitoring of greenhouse environmental parameter.Present apparatus work
Work is stablized, strong antijamming capability, can realize the automatic monitoring to greenhouse environment parameter.
The purpose of this utility model is achieved through the following technical solutions：
A kind of greenhouse automatic control device based on wireless sensor network and PLC, by greenhouse environment parameter acquisition node,
Coordinator node, S7-1215FC PLC, Ethernet switch and monitoring computer composition.Greenhouse environment parameter acquisition node leads to
ZigBee-network to be crossed with coordinator node to be connected, the coordinator node is connected by RS485 buses with S7-1215FC PLC,
S7-1215FC PLC are connected by Ethernet switch with monitoring computer.There are one rectangular for greenhouse environment parameter acquisition node
Shape shell, there are one ZigBee antenna connection grooves for dress above greenhouse environment parameter acquisition node shell, join in greenhouse
It is connect on one side of number acquisition node shell equipped with greenhouse air temperature sensor wiring groove, greenhouse air humidity sensor
Line groove, CO2Concentration sensor wiring groove, soil temperature sensor wiring groove, soil humidity sensor wiring groove, light
According to intensity sensor wiring groove.One piece of greenhouse environment parameter Acquisition Circuit is housed in greenhouse environment parameter acquisition node shell
Plate.The greenhouse environment parameter collecting circuit board is by signal conditioning circuit, main processor circuit, RF driver circuit and power supply electricity
Road forms.Signal conditioning circuit on the greenhouse environment parameter collecting circuit board is made of capacitance resistance ware, is responsible for believing sensor
It number is improved.The signal conditioning circuit of the greenhouse environment parameter collecting circuit board is equipped with greenhouse air temperature sensor wiring
Terminal, greenhouse air humidity sensor wire connection terminal, CO2Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal,
Soil humidity sensor wire connection terminal, intensity of illumination sensor wire terminal.Greenhouse air temperature sensor terminal,
Greenhouse air humidity sensor wire connection terminal, CO2Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal, soil
Humidity sensor wire connection terminal, intensity of illumination sensor wire terminal pass through signal wire and greenhouse environment parameter acquisition node respectively
Greenhouse air temperature sensor wiring groove, greenhouse air humidity sensor wiring groove, CO on shell2Concentration sensor connects
Line groove, soil temperature sensor wiring groove, soil humidity sensor wiring groove, intensity of illumination sensor wire groove phase
Even.The greenhouse air temperature sensor wiring groove, greenhouse air humidity sensor wiring groove, CO2Concentration sensor connects
Line groove, soil temperature sensor wiring groove, soil humidity sensor wiring groove, intensity of illumination sensor wire groove point
Do not pass through signal wire and the greenhouse air temperature sensor, greenhouse air humidity sensor, the CO that are installed in greenhouse2Concentration senses
Device, soil temperature sensor, soil humidity sensor, intensity of illumination sensor are connected.The greenhouse environment parameter collecting circuit board
On main processor circuit be made of processor chips MSP430FG4617 and its peripheral circuit, be responsible for acquiring and simultaneously handle sensor
Detected greenhouse air temperature data, greenhouse air humidity data, greenhouse CO2Concentration data, temperature of green house soil data,
Greenhouse soil humidity data, greenhouse intensity of illumination data.RF driver circuit on the greenhouse environment parameter collecting circuit board by
Chip CC2431 and peripheral circuit composition, are responsible for ZigBee-network data transmission.On the greenhouse environment parameter collecting circuit board
RF driver circuit be equipped with 1 ZigBee antenna terminal, which passes through ZigBee high frequencies
Line is connected with the ZigBee antenna connection grooves above greenhouse environment parameter acquisition node shell, the greenhouse environment parameter acquisition
ZigBee antenna connections groove above node shell is connected with ZigBee antennas.There are one outside rectangle for the coordinator node
Shell is equipped with 1 coordinator node ZigBee antenna connection groove above coordinator node shell.In coordinator node shell
RS485 communication jacks are housed on one side.Equipped with one piece of coordinator node circuit board, the coordination in coordinator node shell
Device node circuit plate is made of main processor circuit, ZigBee communication circuit, communication interface circuit and power circuit.Coordinator
Node is responsible for communicating with each greenhouse environment parameter acquisition node.Main processor circuit on the coordinator node circuit board
It is made of processor chips MSP430FG4617 and its peripheral circuit, is responsible for ZigBee communication control and RS485 communication control, energy
The data of each greenhouse environment parameter acquisition node are collected, S7- is transferred data to by communication interface circuit
1215FC PLC after the S7-1215FC PLC are handled, analyzed to received data, send out control signal, respectively
To CO2Fertilizer applicator switch, skylight facility switching, wet curtain pump switch, sprinkling irrigation equipment switch and heating equipment switch are controlled.
Meanwhile greenhouse environment parameter data are sent to monitoring computer by S7-1215FC PLC also by Ethernet switch, monitoring
Computer can be sent out control signal to S7-1215FC PLC, realize to CO2Fertilizer applicator switch, skylight facility switching, wet curtain
The control of pump switch, sprinkling irrigation equipment switch and heating equipment switch.ZigBee communication on the coordinator node circuit board
Circuit is made of wireless sensor network chip CC2431 and its peripheral circuit, is responsible for and each greenhouse environment parameter acquisition node
It communicates.The ZigBee communication circuit of the coordinator node circuit board is equipped with 1 coordinator node ZigBee antenna connection
Terminal is connected by ZigBee high-frequency lines with the ZigBee antenna connection grooves above coordinator node shell, the coordinator
ZigBee antenna connections groove above node shell is connected with coordinator node ZigBee antennas by ZigBee high-frequency lines.It should
The communication interface circuit of coordinator node circuit board is equipped with 1 RS485 wire connection terminal, passes through RS485 buses and coordinator section
The RS485 communication jacks of point shell side are connected, and the RS485 communication jacks pass through RS485 buses and S7-1215FC PLC phases
Even.
The advantages of the utility model is with effect：
The utility model uses main process task of the MSP430FG4617 processor chips as greenhouse environment parameter acquisition node
Device chip, RF driver circuit uses CC2431 chips, using S7-1215FC PLC to CO2Fertilizer applicator switch, day window apparatus are opened
Pass, wet curtain pump switch, sprinkling irrigation equipment switch and heating equipment switch are controlled, so, present apparatus the operation is stable is anti-interference
Ability is strong, can realize and greenhouse environment parameter is automatically controlled.
Description of the drawings
Fig. 1 is apparatus structure schematic diagram；
Fig. 2 is greenhouse environment parameter acquisition node external structure schematic diagram；
Fig. 3 is coordinator node external structure schematic diagram；
Fig. 4 is greenhouse environment parameter acquisition node electrical block diagram；
Fig. 5 is coordinator node electrical block diagram.
Label declaration in Fig. 2：1st, greenhouse environment parameter acquisition node ZigBee antennas, 2, greenhouse environment parameter acquisition node
ZigBee antenna connection grooves, 3, greenhouse environment parameter acquisition node shell, 4, greenhouse air temperature sensor wiring groove, 5,
Greenhouse air humidity sensor wiring groove, 6, CO2Concentration sensor wiring groove, 7, soil temperature sensor wiring groove,
8th, soil humidity sensor wiring groove, 9, intensity of illumination sensor wire groove.
Label declaration in Fig. 3：10th, coordinator node ZigBee antennas, 11, coordinator node ZigBee antenna connections it is recessed
Slot,
12nd, coordinator node shell, 13, RS485 communication jacks.
Specific embodiment
The utility model is described in detail in illustrated embodiment below in conjunction with the accompanying drawings.
See Fig. 1, the utility model includes：Greenhouse environment parameter acquisition node, coordinator node, S7-1215FCPLC, with
Too network switch and monitoring computer.
See Fig. 2, the utility model greenhouse environment parameter acquisition node external structure includes：Greenhouse environment parameter acquisition node
ZigBee antennas 1, greenhouse environment parameter acquisition node ZigBee antenna connections groove 2, greenhouse environment parameter acquisition node shell
3rd, greenhouse air temperature sensor wiring groove 4, greenhouse air humidity sensor wiring groove 5, CO2Concentration sensor wiring is recessed
Slot 6, soil temperature sensor wiring groove 7, soil humidity sensor wiring groove 8, intensity of illumination sensor wire groove 9.
See Fig. 3, the utility model coordinator node external structure includes：Coordinator node ZigBee antennas 10, coordinator
Node ZigBee antenna connections groove 11, coordinator node shell 12, RS485 communication jacks 13.
See Fig. 4, the utility model greenhouse environment parameter acquisition node circuit includes：Signal conditioning circuit, primary processor electricity
Road MSP430FG4617, RF driver circuit CC2431 and power circuit.
See Fig. 5, the utility model coordinator node circuit includes：Communication interface circuit, main processor circuit
MSP430FG4617, RF driver circuit CC2431 and power circuit.
Greenhouse environment parameter acquisition node is there are one rectangle shell 3, above greenhouse environment parameter acquisition node shell 3
There are one ZigBee antenna connections grooves 2 for dress, empty equipped with greenhouse on a side of greenhouse environment parameter acquisition node shell 3
Temperature degree sensor wire groove 4, greenhouse air humidity sensor wiring groove 5, CO2Concentration sensor wiring groove 6, soil
Temperature sensor wiring groove 7, soil humidity sensor wiring groove 8, intensity of illumination sensor wire groove 9.In greenhouse ring
One piece of greenhouse environment parameter collecting circuit board is housed in border parameter acquisition node shell 3.The greenhouse environment parameter collecting circuit board
It is made of signal conditioning circuit, main processor circuit, RF driver circuit and power circuit.Greenhouse environment parameter acquisition electricity
Signal conditioning circuit on the plate of road is made of capacitance resistance ware, is responsible for improving sensor signal.The greenhouse environment parameter is adopted
The signal conditioning circuit of collector plate is equipped with greenhouse air temperature sensor terminal, greenhouse air humidity sensor wiring
Terminal, CO2Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal, soil humidity sensor wire connection terminal, illumination
Intensity sensor wire connection terminal.Greenhouse air temperature sensor terminal, greenhouse air humidity sensor wire connection terminal,
CO2Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal, soil humidity sensor wire connection terminal, intensity of illumination
Sensor wire terminal passes through the greenhouse air temperature sensor on signal wire and greenhouse environment parameter acquisition node shell 3 respectively
Wiring groove 4, greenhouse air humidity sensor wiring groove 5, CO2Concentration sensor wiring groove 6, soil temperature sensor connect
Line groove 7, soil humidity sensor wiring groove 8, intensity of illumination sensor wire groove 9 are connected.The greenhouse air temperature
Sensor wire groove 4, greenhouse air humidity sensor wiring groove 5, CO2Concentration sensor wiring groove 6, the soil moisture pass
Sensor wiring groove 7, soil humidity sensor wiring groove 8, intensity of illumination sensor wire groove 9 respectively by signal wire with
Greenhouse air temperature sensor, greenhouse air humidity sensor, the CO being installed in greenhouse2Concentration sensor, the soil moisture pass
Sensor, soil humidity sensor, intensity of illumination sensor are connected.Primary processor electricity on the greenhouse environment parameter collecting circuit board
Route processors chip MSP430FG4617 and its peripheral circuit composition, are responsible for acquiring and handling the greenhouse detected by sensor
Air themperature data, greenhouse air humidity data, CO2Concentration data, soil temperature data, soil moisture data, intensity of illumination
Data.RF driver circuit on the greenhouse environment parameter collecting circuit board is made of chip CC2431 and peripheral circuit, is born
Blame ZigBee-network data transmission.RF driver circuit on the greenhouse environment parameter collecting circuit board is equipped with 1 ZigBee
Antenna terminal, the ZigBee antenna terminals pass through ZigBee high-frequency lines and greenhouse environment parameter acquisition node shell 3
The ZigBee antenna connections groove 2 of top is connected, and the ZigBee antennas of 3 top of greenhouse environment parameter acquisition node shell connect
Line groove 2 is connected with ZigBee antennas 1.The coordinator node is there are one rectangle shell 12, in coordinator node shell 12
Top is equipped with 1 coordinator node ZigBee antenna connections groove 11.It is equipped on a side of coordinator node shell 12
RS485 communication jacks 13.Equipped with one piece of coordinator node circuit board, the coordinator node circuit in coordinator node shell 12
Plate is made of main processor circuit, ZigBee communication circuit, communication interface circuit and power circuit.Coordinator node be responsible for
Each greenhouse environment parameter acquisition node communicates in monitoring area.Main processor circuit on the coordinator node circuit board
It is made of processor chips MSP430FG4617 and its peripheral circuit, is responsible for ZigBee communication control and RS485 communication control, energy
The data of greenhouse environment parameter acquisition node each in monitoring area are collected, are transmitted data by communication interface circuit
To S7-1215FC PLC, after the S7-1215FC PLC are handled, analyzed to received data, control letter is sent out
Number, respectively to CO2Fertilizer applicator switch, skylight facility switching, wet curtain pump switch, sprinkling irrigation equipment switch and heating equipment switch into
Row control.Meanwhile greenhouse environment parameter data are sent to monitoring and calculated by S7-1215FC PLC also by Ethernet switch
Machine, monitoring computer can be sent out control signal to S7-1215FC PLC, realize to CO2Fertilizer applicator switch, day window apparatus are opened
The control of pass, wet curtain pump switch, sprinkling irrigation equipment switch and heating equipment switch.On the coordinator node circuit board
ZigBee communication circuit is made of wireless sensor network chip CC2431 and its peripheral circuit, is responsible for joining with each greenhouse
Number acquisition node communicates.The ZigBee communication circuit of the coordinator node circuit board is equipped with 1 coordinator node
ZigBee antenna terminals pass through the ZigBee antenna connection grooves of 12 top of ZigBee high-frequency lines and coordinator node shell
11 are connected, the ZigBee antenna connections groove 11 and coordinator node ZigBee antennas 10 of 12 top of coordinator node shell
It is connected by ZigBee high-frequency lines.The communication interface circuit of the coordinator node circuit board is equipped with 1 RS485 wire connection terminal,
It is connected by RS485 buses with the RS485 communication jacks 13 of 12 side of coordinator node shell, the RS485 communication jacks 13
It is connected by RS485 buses with S7-1215FC PLC.
Greenhouse air temperature sensor that each greenhouse environment parameter acquisition node is connected by it, greenhouse air humidity
Sensor, CO2Concentration sensor, soil temperature sensor, soil humidity sensor, intensity of illumination sensor, will be adopted respectively
Greenhouse air temperature signal, greenhouse air moisture signal, the CO of collection2Concentration signal, soil moisture signal, humidity signal,
Intensity of illumination signal is sent into primary processor MSP430FG4617 after the processing of signal conditioning circuit.Primary processor
Send radio-frequency driven electric after the processing such as MSP430FG4617 linearizes the data of acquisition, temperature-compensating, data packing, storage
Data are transferred to the coordinator section in this monitoring area by road, the RF driver circuit according to internodal data communication protocol
Point.The coordinator node collects the data of greenhouse environment parameter acquisition node each in this monitoring area, passes through
RS485 buses transfer data to S7-1215FC PLC, the S7-1215FC PLC handle received data,
After analysis, control signal is sent out, respectively to CO2Fertilizer applicator switch, skylight facility switching, wet curtain pump switch, sprinkling irrigation equipment are opened
It closes and heating equipment switch is controlled, greenhouse air temperature, air humidity, CO are adjusted so as to reach2Concentration, the soil moisture,
Soil moisture, the purpose of intensity of illumination.Meanwhile S7-1215FC PLC are also by Ethernet switch, by greenhouse environment parameter number
It according to monitoring computer is sent to, is shown, analyzed in computer is monitored, control signal can also be sent out by monitoring computer
To S7-1215FC PLC, realize to CO2Fertilizer applicator switch, skylight facility switching, wet curtain pump switch, sprinkling irrigation equipment switch and
The control of heating equipment switch.
Claims (4)
1. a kind of greenhouse automatic control device based on wireless sensor network and PLC, which is characterized in that described device includes temperature
Room environmental parameter acquisition node, coordinator node, S7-1215FC PLC, Ethernet switch and monitoring computer；Greenhouse
Parameter acquisition node is connected by ZigBee-network with coordinator node, and coordinator node passes through RS485 buses and S7-1215FC
PLC is connected, and S7-1215FC PLC are connected by Ethernet switch with monitoring computer；Greenhouse environment parameter acquisition node has
Rectangle shell, equipped with ZigBee antenna connection grooves, greenhouse environment parameter above greenhouse environment parameter acquisition node shell
Equipped with greenhouse air temperature sensor wiring groove, greenhouse air humidity sensor wiring on one side of acquisition node shell
Groove, CO2Concentration sensor wiring groove, soil temperature sensor wiring groove, soil humidity sensor wiring groove, illumination
Intensity sensor wiring groove is equipped with one piece of greenhouse environment parameter Acquisition Circuit in greenhouse environment parameter acquisition node shell
Plate；Greenhouse environment parameter collecting circuit board is by signal conditioning circuit, main processor circuit, RF driver circuit and power circuit
Composition；Greenhouse air temperature sensor wiring groove, greenhouse air humidity sensor wiring groove, CO2Concentration sensor wiring
Groove, soil temperature sensor wiring groove, soil humidity sensor wiring groove, intensity of illumination sensor wire groove difference
Pass through signal wire and the greenhouse air temperature sensor, greenhouse air humidity sensor, the CO that are installed in greenhouse2Concentration senses
Device, soil temperature sensor, soil humidity sensor, intensity of illumination sensor are connected；On greenhouse environment parameter collecting circuit board
Main processor circuit be made of processor chips MSP430FG4617 and its peripheral circuit；Greenhouse environment parameter collecting circuit board
On RF driver circuit be made of chip CC2431 and peripheral circuit, above greenhouse environment parameter acquisition node shell
ZigBee antenna connections groove is connected with ZigBee antennas；Coordinator node has rectangle shell, on coordinator node shell
Side is equipped with coordinator node ZigBee antenna connection grooves, and RS485 communication jacks are housed on the side of coordinator node shell,
Equipped with coordinator node circuit board in coordinator node shell, the coordinator node circuit board by main processor circuit,
ZigBee communication circuit, communication interface circuit and power circuit composition；Primary processor electricity on the coordinator node circuit board
Route processors chip MSP430FG4617 and its peripheral circuit composition.
2. a kind of greenhouse automatic control device based on wireless sensor network and PLC according to claim 1, feature
It is, the signal conditioning circuit on the greenhouse environment parameter collecting circuit board is made of capacitance resistance ware, and greenhouse environment parameter is adopted
The signal conditioning circuit of collector plate is equipped with greenhouse air temperature sensor terminal, greenhouse air humidity sensor wiring
Terminal, CO2Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal, soil humidity sensor wire connection terminal, illumination
Intensity sensor wire connection terminal；Greenhouse air temperature sensor terminal, greenhouse air humidity sensor wire connection terminal, CO2
Concentration sensor wire connection terminal, soil temperature sensor wire connection terminal, soil humidity sensor wire connection terminal, intensity of illumination sensing
Device wire connection terminal passes through the greenhouse air temperature sensor wiring on signal wire and greenhouse environment parameter acquisition node shell respectively
Groove, greenhouse air humidity sensor wiring groove, CO2Concentration sensor wiring groove, soil temperature sensor wiring groove,
Soil humidity sensor wiring groove, intensity of illumination sensor wire groove are connected.
3. a kind of greenhouse automatic control device based on wireless sensor network and PLC according to claim 1, feature
It is that the RF driver circuit on greenhouse environment parameter collecting circuit board is equipped with ZigBee antenna terminals, this is ZigBee days
Line wire connection terminal passes through the ZigBee antenna connection grooves above ZigBee high-frequency lines and greenhouse environment parameter acquisition node shell
It is connected.
4. a kind of greenhouse automatic control device based on wireless sensor network and PLC according to claim 1, feature
It is, the ZigBee communication circuit on the coordinator node circuit board is by wireless sensor network chip CC2431 and its periphery
Circuit forms, and the ZigBee communication circuit of the coordinator node circuit board is equipped with coordinator node ZigBee antenna terminals
Son is connected by ZigBee high-frequency lines with the ZigBee antenna connection grooves above coordinator node shell, the coordinator section
ZigBee antenna connections groove above point shell is connected with coordinator node ZigBee antennas by ZigBee high-frequency lines；The association
The communication interface circuit of device node circuit plate is adjusted to be equipped with RS485 wire connection terminals, passes through RS485 buses and coordinator node shell
The RS485 communication jacks of side are connected, and the RS485 communication jacks are connected by RS485 buses with S7-1215FC PLC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721491823.4U CN207503016U (en) | 2017-11-10 | 2017-11-10 | A kind of greenhouse automatic control device based on wireless sensor network and PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721491823.4U CN207503016U (en) | 2017-11-10 | 2017-11-10 | A kind of greenhouse automatic control device based on wireless sensor network and PLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207503016U true CN207503016U (en) | 2018-06-15 |
Family
ID=62504256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721491823.4U Active CN207503016U (en) | 2017-11-10 | 2017-11-10 | A kind of greenhouse automatic control device based on wireless sensor network and PLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207503016U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780645A (en) * | 2019-09-16 | 2020-02-11 | 黄山学院 | Intelligent greenhouse environment monitoring and adjusting system |
-
2017
- 2017-11-10 CN CN201721491823.4U patent/CN207503016U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780645A (en) * | 2019-09-16 | 2020-02-11 | 黄山学院 | Intelligent greenhouse environment monitoring and adjusting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenyang Boneng Technology Co., Ltd. Assignor: Shenyang Univ. Contract record no.: X2019210000022 Denomination of utility model: Greenhouse automatic control device based on wireless sensor network and PLC Granted publication date: 20180615 License type: Exclusive License Record date: 20191030 |
|
| EE01 | Entry into force of recordation of patent licensing contract |