CN111338405A - Smart greenhouse management system based on Bluetooth mesh network - Google Patents

Smart greenhouse management system based on Bluetooth mesh network Download PDF

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Publication number
CN111338405A
CN111338405A CN202010146941.1A CN202010146941A CN111338405A CN 111338405 A CN111338405 A CN 111338405A CN 202010146941 A CN202010146941 A CN 202010146941A CN 111338405 A CN111338405 A CN 111338405A
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bluetooth mesh
bluetooth
network
management system
system based
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CN111338405B (en
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陈晨
李琦
何晶晶
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Jiangsu Yunhe Wulian Technology Co ltd
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Jiangsu Yunhe Wulian Technology Co ltd
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means

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  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
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Abstract

A smart greenhouse management system based on a Bluetooth mesh network comprises a network switch, a Bluetooth mesh gateway, a Bluetooth mesh low-power-consumption acquisition module, a plurality of sensors, a Bluetooth mesh control adaptation module, a drive actuator, a plant lamp Bluetooth mesh drive module, a plurality of plant lamp units, a first wireless network bridge, an Internet gateway, a second wireless network bridge, a server and an intelligent terminal; the driving actuator is connected with the controlled terminal; the Bluetooth mesh wireless network is formed by a Bluetooth mesh gateway, a Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module and a plant lamp Bluetooth mesh driving module. So improve regulation precision, ageing, work efficiency, and reduce the human cost, have the energy-conserving effect of low-power consumption, practice thrift the wiring, reduced the professional requirement to managers.

Description

Smart greenhouse management system based on Bluetooth mesh network
Technical Field
The invention relates to the technical field of greenhouse cultivation, in particular to an intelligent greenhouse management system based on a Bluetooth mesh network.
Background
In the existing greenhouse cultivation, data such as moisture, illumination, temperature and the like in a greenhouse are sensed through various sensors, and managers adjust the working states of corresponding adjusting devices such as watering devices, plant lamps, fans and the like according to experience. This operation has the following short plates: the adjustment efficiency is lower, and the adjustment accuracy is relatively poor, and the real-time is relatively poor, can not remote operation, and is higher to managers' requirement, and managers need the scene to collect various data and adjust according to experience, and the human cost is higher.
Disclosure of Invention
In view of the above, the invention provides a smart greenhouse management system based on a bluetooth mesh network, which improves adjustment accuracy, timeliness and work efficiency and reduces labor cost, so as to solve the above problems.
A smart greenhouse management system based on a Bluetooth mesh network comprises a network switch, a Bluetooth mesh gateway connected with the network switch, a Bluetooth mesh low-power-consumption acquisition module, a plurality of sensors connected with the Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module, a driving actuator connected with the Bluetooth mesh control adaptation module, a plant lamp Bluetooth mesh driving module, a plurality of plant lamp units connected with the plant lamp Bluetooth mesh driving module, a first wireless bridge connected with the network switch, an Internet gateway, a second wireless bridge connected with the Internet gateway, a server in network communication with the Internet gateway and an intelligent terminal in network communication with the server; the driving actuator is connected with the controlled terminal; the Bluetooth mesh wireless network is formed by a Bluetooth mesh gateway, a Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module and a plant lamp Bluetooth mesh driving module.
Further, the system also comprises a host connected with the Internet gateway and a display connected with the host.
Furthermore, the intelligent greenhouse also comprises a plurality of network cameras which are arranged in the intelligent greenhouse and connected with the network switch.
Furthermore, the internet gateway, the second wireless network bridge, the host and the display are all arranged in a monitoring room.
Further, the sensors comprise an air temperature and humidity sensor, a soil moisture sensor, an illumination sensor, a fertility conductivity sensor and a soil pH value sensor.
Further, the controlled terminal comprises a water and fertilizer all-in-one machine, an automatic curtain rolling machine and a temperature control fan.
Further, the bluetooth mesh low-power consumption acquisition module comprises a first bluetooth radio frequency chip, a first micro control unit and a first resistor R1; the first Bluetooth radio frequency chip is connected with one input end of the first micro control unit; a positive output of the first microcontroller unit is connected to the anode of a sensor, a negative output is connected to the cathode of a sensor, and a first resistor R1 is connected in parallel with the sensor.
Further, the bluetooth mesh control adaptation module comprises a second bluetooth radio frequency chip, a second micro control unit, a photoelectric coupler OC and a second resistor R2; the second Bluetooth radio frequency chip is connected with one input end of the second micro control unit, one output end of the second micro control unit is connected with the positive input end of the photoelectric coupler OC, and the negative input end of the photoelectric coupler OC is grounded; the positive output end of the photoelectric coupler OC is connected with a direct-current power supply VCC through a second resistor R2, and the negative output end of the photoelectric coupler OC is grounded; the anode of the drive actuator is connected to a DC power supply VCC, and the cathode is grounded.
Further, the plant lamp bluetooth mesh driving module comprises a third bluetooth radio frequency chip, a third micro control unit, a triode Q1, a field effect transistor Q2, a third resistor R3 and a fourth resistor R4; the third Bluetooth radio frequency chip is connected with one input end of the third micro-control unit, one output end of the third micro-control unit is connected with the base electrode of a triode Q1, the collector electrode of the triode Q1 is connected with a direct current power supply VCC through a third resistor R3, and the emitter electrode is grounded; the grid electrode of the field effect transistor Q2 is connected with the emitter electrode of the triode Q1, the drain electrode is connected with the cathode of the plant lamp unit, and the source electrode is grounded through a fourth resistor R4; the anode of the plant lamp unit is connected with a direct current power supply VCC.
Further, a plant growth database is stored in the server, and an intelligent configuration module is configured in the server.
Compared with the prior art, the intelligent greenhouse management system based on the Bluetooth mesh network comprises a network switch, a Bluetooth mesh gateway connected with the network switch, a Bluetooth mesh low-power-consumption acquisition module, a plurality of sensors connected with the Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module, a driving actuator connected with the Bluetooth mesh control adaptation module, a plant lamp Bluetooth mesh driving module, a plurality of plant lamp units connected with the plant lamp Bluetooth mesh driving module, a first wireless bridge connected with the network switch, an Internet gateway, a second wireless bridge connected with the Internet gateway, a server in network communication with the Internet gateway and an intelligent terminal in network communication with the server; the driving actuator is connected with the controlled terminal; the Bluetooth mesh wireless network is formed by a Bluetooth mesh gateway, a Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module and a plant lamp Bluetooth mesh driving module. So improve regulation precision, ageing, work efficiency, and reduce the human cost, have the energy-conserving effect of low-power consumption, practice thrift the wiring, reduced the professional requirement to managers. But also can directly communicate with a mobile phone, an ipad or other portable intelligent devices, and is simple and convenient.
Drawings
Embodiments of the invention are described below with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of a topology structure of a smart greenhouse management system based on a bluetooth mesh network according to the present invention.
Fig. 2 is a schematic connection diagram of the bluetooth mesh low-power consumption acquisition module and the sensor in fig. 1.
Fig. 3 is a schematic connection diagram of the bluetooth mesh control adaptor module and the driving actuator in fig. 1.
Fig. 4 is a schematic connection diagram of the plant lamp bluetooth mesh driving module and the plant lamp unit in fig. 1.
Detailed Description
Specific embodiments of the present invention will be described in further detail below based on the drawings. It should be understood that the description herein of embodiments of the invention is not intended to limit the scope of the invention.
Referring to fig. 1, the smart greenhouse management system based on the bluetooth mesh network provided by the present invention includes a network switch 10, a bluetooth mesh gateway 20 connected to the network switch 10, a bluetooth mesh low-power-consumption collection module 30, a plurality of sensors 31 connected to the bluetooth mesh low-power-consumption collection module 30, a bluetooth mesh control adaptation module 40, a driving actuator 41 connected to the bluetooth mesh control adaptation module 40, a plant lamp bluetooth mesh driving module 50, a plurality of plant lamp units 51 connected to the plant lamp bluetooth mesh driving module 50, a plurality of network cameras 60 disposed in the smart greenhouse and connected to the network switch 10, a first wireless bridge 70 connected to the network switch 10, an internet gateway 110 disposed in a monitoring room, a second wireless bridge 120 connected to the internet gateway 110, a host 130 connected to the internet gateway 110, a display 140 connected to the host 130, A server 200 in network communication with the internet gateway 110, and an intelligent terminal 300 in network communication with the server 200.
The plurality of sensors 31 include, but are not limited to, an air temperature and humidity sensor 311, a soil moisture sensor 312, a light sensor 313, a fertility conductivity sensor, a soil ph sensor, and the like.
The driving actuator 41 is connected with controlled terminals, including but not limited to a liquid manure all-in-one machine 411, an automatic curtain rolling machine 412, a temperature control fan 413, and the like.
The liquid manure all-in-one 411 is used for realizing watering and fertilizing plants. The automatic curtain rolling machine 412 is used for controlling the opening or closing of the door of the whole or internal unit of the intelligent greenhouse.
The temperature control fan 413 is used for controlling ventilation of the whole or internal units of the smart greenhouse.
The bluetooth mesh gateway 20, the bluetooth mesh low-power-consumption acquisition module 30, the bluetooth mesh control adaptation module 40, and the plant lamp bluetooth mesh driving module 50 form a bluetooth mesh wireless network, and are wirelessly connected with each other in a wireless multi-hop manner, and the bluetooth mesh wireless network is a Many-to-Many network (Many to Many). Each device node is free to communicate with other nodes. In such a topology, since many nodes can relay (relay) a received Message (Message), the communication distance in this communication method is much longer than that in the original communication method between single points, and the reliability of information transmission and reception is improved.
Referring to fig. 2, the bluetooth mesh low energy consumption acquisition module 30 includes a first bluetooth rf chip 301, a first mcu 302 and a first resistor R1.
The first bluetooth radio frequency chip 301 is connected to an input terminal of the first micro control unit 302, an anode output terminal Out + of the first micro control unit 302 is connected to an anode of one sensor 31, a cathode output terminal Out-of the first micro control unit 302 is connected to a cathode of one sensor 31, and the first resistor R1 is connected in parallel to the sensor 31.
The first micro control unit 302 is written with a bluetooth mesh low-power consumption node protocol, and can complete data acquisition and data wireless transmission of devices such as an air temperature and humidity sensor 311, a soil moisture sensor 312, an illumination sensor 313, a fertility conductivity sensor and a soil pH value sensor in the smart greenhouse.
Referring to fig. 3, the bluetooth mesh control adaptor module 40 includes a second bluetooth rf chip 401, a second micro control unit 402, a photo coupler OC, and a second resistor R2.
The second bluetooth radio frequency chip 401 is connected with one input end of the second micro control unit 402, one output end of the second micro control unit 402 is connected with the positive input end of the photoelectric coupler OC, the negative input end of the photoelectric coupler OC is grounded, the positive output end of the photoelectric coupler OC is connected with the direct current power supply VCC through a second resistor R2, and the negative output end is grounded; the anode of the drive actuator is connected to a DC power supply VCC, and the cathode is grounded.
The second micro control unit 402 writes a bluetooth mesh relay and a friend protocol, and drives the water and fertilizer all-in-one machine 411, the automatic rolling shutter machine 412, the temperature control fan 413 and other devices through the driving actuator 41, except that the mesh network communication relay and the low-power-consumption node information forwarding can be completed.
Referring to fig. 4, the plant lamp bluetooth mesh driving module 50 includes a third bluetooth rf chip 501, a third mcu 502, a transistor Q1, a field effect transistor Q2, a third resistor R3, and a fourth resistor R4.
The third bluetooth radio frequency chip 501 is connected with one input end of the third micro control unit 502, one output end of the third micro control unit 502 is connected with the base electrode of the triode Q1, the collector electrode of the triode Q1 is connected with the direct current power supply VCC through a third resistor R3, and the emitter electrode is grounded; the grid electrode of the field effect transistor Q2 is connected with the emitter electrode of the triode Q1, the drain electrode is connected with the cathode of the plant lamp unit 51, and the source electrode is grounded through a fourth resistor R4; the anode of the plant lamp unit 51 is connected to a dc power supply VCC.
The third micro control unit 502 writes a bluetooth mesh relay and a friend protocol, and can complete mesh network communication relay and low power consumption node information forwarding, and realize stepless adjustment of illumination intensity and light distribution ratio of the plant lamp unit 51 through a PWM circuit.
First wireless bridge 70 communicates wirelessly with second wireless bridge 120.
The bluetooth mesh gateway 20 is used to complete the conversion between the bluetooth mesh protocol and the Wifi protocol, thereby realizing communication with the server 200 on the internet.
The host 130 displays parameters and operating states of the plurality of sensors 31, the controlled terminal through the display 140, and displays images photographed by the network camera 60 for overall monitoring.
The internet gateway 110 also transmits the parameters and operating states of the sensors 31, the controlled terminal, and the image taken by the network camera 60 to the server 200. The server 200 is internally provided with a storage module, the storage module stores a plant growth database containing data such as illumination, air temperature and humidity, moisture, fertilization, an optical compensation point, an optical saturation point, saturation time and the like required by different plants at different growth stages, the server 200 is also internally provided with an intelligent configuration module, and the intelligent configuration module automatically selects an optimal growth scheme according to the data such as illumination, air temperature and humidity, moisture, fertilization and the like required by different plants at different growth stages and received induction signals, and outputs a control instruction for controlling the working state of the controlled terminal. The intelligent terminal 300 is used for the user to set input parameters such as plant type, growth stage, cultivation mode and the like.
The plant growth database and the intelligent configuration module can be upgraded and optimized according to needs.
After receiving the control instruction, the bluetooth mesh control adaptation module 40 adjusts the working parameters of the corresponding controlled terminal, such as the water and fertilizer all-in-one machine 411, the automatic rolling machine 412, the temperature control fan 413, and the like, so that the plants in the intelligent greenhouse are cultivated according to the optimal cultivation scheme.
After receiving the control command, the plant lamp bluetooth mesh driving module 50 adjusts the illumination intensity and the light ratio and other parameters of the corresponding plant lamp unit 51, specifically, the LED lamps with three colors of red, blue and white are arranged in each plant lamp unit 51, and the LED lamps with three colors can be flexibly adjusted and configured through the plant lamp bluetooth mesh driving module 50.
The bluetooth mesh control adaptation module 40 is also in communication with a wireless terminal device 400, and the wireless terminal device 400 can directly modify the working state of each controlled terminal. The intelligent configuration module is in a field mode, namely, a manager can directly control the working state of each controlled terminal after observing the growth state of the plant on the field so as to cross the intelligent configuration module.
Compared with the prior art, the intelligent greenhouse management system based on the Bluetooth mesh network comprises a network switch 10, a Bluetooth mesh gateway 20 connected with the network switch 10, a Bluetooth mesh low-power-consumption acquisition module 30, a plurality of sensors 31 connected with the Bluetooth mesh low-power-consumption acquisition module 30, a Bluetooth mesh control adaptation module 40, a driving actuator 41 connected with the Bluetooth mesh control adaptation module 40, a plant lamp Bluetooth mesh driving module 50, a plurality of plant lamp units 51 connected with the plant lamp Bluetooth mesh driving module 50, a first wireless bridge 70 connected with the network switch 10, an Internet gateway 110, a second wireless bridge 120 connected with the Internet gateway 110, a server 200 in network communication with the Internet gateway 110 and an intelligent terminal 300 in network communication with the server 200; the driving actuator 41 is connected with the controlled terminal; the Bluetooth mesh gateway 20, the Bluetooth mesh low-power-consumption acquisition module 30, the Bluetooth mesh control adaptation module 40 and the plant lamp Bluetooth mesh driving module 50 form a Bluetooth mesh wireless network. So improve regulation precision, ageing, work efficiency, and reduce the human cost, have the energy-conserving effect of low-power consumption, practice thrift the wiring, reduced the professional requirement to managers. But also can directly communicate with a mobile phone, an ipad or other portable intelligent devices, and is simple and convenient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.

Claims (10)

1. The utility model provides a wisdom big-arch shelter management system based on bluetooth mesh network which characterized in that: the plant lamp Bluetooth mesh control system comprises a network switch, a Bluetooth mesh gateway connected with the network switch, a Bluetooth mesh low-power-consumption acquisition module, a plurality of sensors connected with the Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module, a driving actuator connected with the Bluetooth mesh control adaptation module, a plant lamp Bluetooth mesh driving module, a plurality of plant lamp units connected with the plant lamp Bluetooth mesh driving module, a first wireless bridge connected with the network switch, an Internet gateway, a second wireless bridge connected with the Internet gateway, a server in network communication with the Internet gateway and an intelligent terminal in network communication with the server; the driving actuator is connected with the controlled terminal; the Bluetooth mesh wireless network is formed by a Bluetooth mesh gateway, a Bluetooth mesh low-power-consumption acquisition module, a Bluetooth mesh control adaptation module and a plant lamp Bluetooth mesh driving module.
2. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the system also comprises a host connected with the Internet gateway and a display connected with the host.
3. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 2, wherein: still include a plurality of network cameras that set up in the wisdom big-arch shelter and be connected with the network switch.
4. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 2, wherein: the internet gateway, the second wireless network bridge, the host and the display are all arranged in a monitoring room.
5. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the sensors comprise an air temperature and humidity sensor, a soil moisture sensor, an illumination sensor, a fertility conductivity sensor and a soil pH value sensor.
6. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the controlled terminal comprises a water and fertilizer integrated machine, an automatic curtain rolling machine and a temperature control fan.
7. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the Bluetooth mesh low-power-consumption acquisition module comprises a first Bluetooth radio frequency chip, a first micro control unit and a first resistor R1; the first Bluetooth radio frequency chip is connected with one input end of the first micro control unit; a positive output of the first microcontroller unit is connected to the anode of a sensor, a negative output is connected to the cathode of a sensor, and a first resistor R1 is connected in parallel with the sensor.
8. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the Bluetooth mesh control adapter module comprises a second Bluetooth radio frequency chip, a second micro control unit, a photoelectric coupler OC and a second resistor R2; the second Bluetooth radio frequency chip is connected with one input end of the second micro control unit, one output end of the second micro control unit is connected with the positive input end of the photoelectric coupler OC, and the negative input end of the photoelectric coupler OC is grounded; the positive output end of the photoelectric coupler OC is connected with a direct-current power supply VCC through a second resistor R2, and the negative output end of the photoelectric coupler OC is grounded; the anode of the drive actuator is connected to a DC power supply VCC, and the cathode is grounded.
9. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the plant lamp Bluetooth mesh driving module comprises a third Bluetooth radio frequency chip, a third micro-control unit, a triode Q1, a field-effect tube Q2, a third resistor R3 and a fourth resistor R4; the third Bluetooth radio frequency chip is connected with one input end of the third micro-control unit, one output end of the third micro-control unit is connected with the base electrode of a triode Q1, the collector electrode of the triode Q1 is connected with a direct current power supply VCC through a third resistor R3, and the emitter electrode is grounded; the grid electrode of the field effect transistor Q2 is connected with the emitter electrode of the triode Q1, the drain electrode is connected with the cathode of the plant lamp unit, and the source electrode is grounded through a fourth resistor R4; the anode of the plant lamp unit is connected with a direct current power supply VCC.
10. The intelligent greenhouse management system based on the bluetooth mesh network as claimed in claim 1, wherein: the server stores a plant growth database and is provided with an intelligent configuration module.
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