CN110199727A - Greenhouse automatic control system based on PLC - Google Patents
Greenhouse automatic control system based on PLC Download PDFInfo
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- CN110199727A CN110199727A CN201910395753.XA CN201910395753A CN110199727A CN 110199727 A CN110199727 A CN 110199727A CN 201910395753 A CN201910395753 A CN 201910395753A CN 110199727 A CN110199727 A CN 110199727A
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- Prior art keywords
- air blower
- greenhouse
- water
- plc
- greenhouse framework
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/241—Arrangement of opening or closing systems for windows and ventilation panels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/246—Air-conditioning systems
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/247—Watering arrangements
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous 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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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Greenhouses (AREA)
Abstract
The invention discloses the greenhouse automatic control systems based on PLC, including greenhouse framework, PLC control panel, the first air blower, electromagnetism guide rail, guide rail mechanism, the first atomizer, the second air blower, third air blower, the first solenoid valve, the first water pump, the second water pump, the second atomizer, the first thermoregulator, second temperature adjuster and second solenoid valve.The greenhouse automatic control system based on PLC is by pre-processing the air for needing to be fed to inside greenhouse framework, by air-treatment to the temperature and humidity of suitable vegetable growth, it reduces difference air and carries out the influence that the period of warming and humidifying generates vegetables in greenhouse framework, multiple first integrated sensing boxes measure the temperature and humidity data of multiple points and are handled by PLC control panel simultaneously, it further reduced the environmental difference inside greenhouse framework, improve the vegetables output value.
Description
Technical field
The present invention relates to greenhouse automatic control system technical fields, more particularly to the greenhouse automation control based on PLC
System.
Background technique
Society is constantly progressive, and traditional Agriculture Production Modes are no longer satisfied the needs of modern civilization development, novel
Industrialized agriculture is pursued by people in the industry.So-called agricultural equipment, in fact mainly is exactly chamber facility, it not by the time with
The limitation in space can carry out agricultural production under the particular surroundings such as plateau, remote mountains, desert.
But the temperature and humidity inside greenhouse requires accurately to be controlled by PLC, past inside existing greenhouse
Toward independent temperature and moisture sensors are only arranged, data measured can accurately not represent the state in greenhouse, pass to PLC's
Data there is deviation, after then PLC carries out the state in control and regulation greenhouse to each electric appliances, make left and right inside greenhouse
The temperature difference and psychrometric difference at both ends further increase, although can reduce the difference of greenhouse left and right ends by blower circulation, deposit
Difference still make part cultivation vegetables normal growth be affected, reduce the output value of vegetables.
Therefore, it is necessary to design a kind of greenhouse automatic control system based on PLC to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide the greenhouse automatic control systems based on PLC, to solve in above-mentioned background technique
The problem of existing difference proposed still makes the normal growth of part cultivation vegetables be affected, reduce the vegetables output value.
To achieve the above object, the invention provides the following technical scheme: the greenhouse automatic control system based on PLC, packet
Include greenhouse framework, PLC control panel, the first air blower, electromagnetism guide rail, guide rail mechanism, the first atomizer, the second air blower,
Three air blowers, the first solenoid valve, the first water pump, the second water pump, the second atomizer, the first thermoregulator, second temperature are adjusted
Device and second solenoid valve, the inside of the greenhouse framework is placed with the first integrated sensing box, on the left of the greenhouse framework in wall
It is fixedly installed with the first air blower, and the air inlet end of the first air blower extends to inside greenhouse framework, first air blower
Exhaust end extends on the outside of greenhouse framework, and the middle of the greenhouse framework inside left is fixedly installed with PLC control panel, institute
It states greenhouse framework inner transverse and is fixedly installed with electromagnetism guide rail, and the fixed company in both ends on the inside of the both ends of electromagnetism guide rail and greenhouse framework
It connects, guide rail mechanism is slidably fitted on the electromagnetism guide rail, the top of the guide rail mechanism is fixedly installed with the first atomizer, institute
The bottom end for stating greenhouse framework inner right side is fixedly installed with the second air blower, on the right side of the greenhouse framework on electromagnetism guide rail top in
It is fixedly installed with second temperature adjuster on wall, pretreatment box, and pre- place are fixedly installed on the right side of the greenhouse framework top
The top of reason case is vertically fixedly installed with the first gas pipeline, and the bottom end of the first gas pipeline extends to inside pretreatment box,
Second solenoid valve is installed, the left end inside the pretreatment box is fixedly installed with the second integrated biography on first gas pipeline
Feel case, the right end inside the pretreatment box is fixedly installed with the first thermoregulator, and the left end of the pretreatment box is fixed to be connected
It is connected to third air blower, the exhaust end of the third air blower is fixedly connected with the second gas pipeline, second gas pipeline
One end far from third air blower extends to inside greenhouse framework, is fixedly installed with the second water on the left of the greenhouse framework top
Pump, the water inlet end of second water pump are fixedly connected with external water pipe, and the water delivery end of second water pump is fixedly connected with second
Aqueduct, second aqueduct are connected with water tank far from one end of the second water pump, and the right side of the water tank is fixed
It is connected with the first aqueduct, the first solenoid valve is installed, first aqueduct is far from storage on first aqueduct
One end of water tank extends to inside greenhouse framework, and the first water pump, first water pump are equipped on the right side of the water tank top
Water inlet end extend to inside water tank, the water delivery end of first water pump is fixedly connected with third aqueduct, the third
Aqueduct extends to inside pretreatment box far from one end of the second atomizer.
Preferably, the described first integrated sensing box is integrated with temperature sensor, humidity sensor and carbon dioxide content and passes
Sensor, the second integrated sensing box are integrated with temperature sensor and humidity sensor.
Preferably, the air inlet end of second air blower is located at the top of the second air blower, the row of second air blower
Gas end is located at the left end of the second air blower.
Preferably, the top of first atomizer is provided with water inlet, can add into the first atomizer for being atomized
Humidification uses water.
Preferably, the right end of the third aqueduct and the second atomizer plus water end (W.E.) be fixedly connected.
Preferably, there are five the described first integrated sensing box settings, the first integrated sensing box is all equidistantly placed in big
Canopy lower portion.
Preferably, the output end of the described first integrated sensing box and the second integrated sensing box is all defeated with PLC control panel
Enter end to be electrically connected, the output end of the PLC control panel by conducting wire respectively with the first air blower, electromagnetism guide rail, guide rail machine
Structure, the first atomizer, the second air blower, third air blower, the first solenoid valve, the first water pump, the second water pump, the second atomizer,
The input terminal of first thermoregulator, second temperature adjuster and second solenoid valve is electrically connected.
Compared with prior art, the beneficial effects of the present invention are: should based on PLC greenhouse automatic control system by pair
It needs to be fed to the air inside greenhouse framework to be pre-processed, by the temperature of air-treatment to suitable vegetable growth and wet
Degree reduces difference air and carries out the influence that the period of warming and humidifying generates vegetables in greenhouse framework, while multiple the
One integrated sensing box measures the temperature and humidity data of multiple points and is handled by PLC control panel, further reduced
Environmental difference inside greenhouse framework, and when multiple data measured temperature all differ greatly with standard value, PLC control panel control
Second temperature adjuster starting processed, so that environmental difference existing for reducing inside greenhouse framework, improves the vegetables output value；
(1), by being provided with pretreatment box, the first thermoregulator, the second integrated sensing box, the first gas pipeline, the second electricity
Magnet valve and third air blower, the starting of third air blower, second solenoid valve are opened, and the air stored in pretreatment box is inputted greenhouse
In frame, while extraneous air can enter in pretreatment box, detect humidity and temperature data by the second integrated sensing box, and
It is transferred to PLC control panel, PLC control panel controls the first thermoregulator and the starting of the first water pump, the first thermoregulator
The temperature of air in pretreatment box is adjusted, while the first water pump imports the humidification in water tank with water by third aqueduct
Humidification process is carried out to the air in pretreatment box in second atomizer, by air conditioning to the condition of suitable vegetable growth,
In subsequent ventilation work, difference air can be reduced in greenhouse frame directly by adjusted good air input greenhouse framework
The influence that the period of progress warming and humidifying generates vegetables in frame；
(2), by being provided with the multiple first integrated sensing boxes, the data that multiple first integrated sensing boxes measure all pass to PLC
After control panel, PLC control panel determines inside greenhouse framework according to the data difference of different first integrated sensing box positions
Temperature and humidity difference, when difference is excessive, control the second air blower starting accelerates the air circulation stream inside greenhouse framework
It is dynamic, the temperature and humidity difference inside greenhouse framework is reduced, thus further reduced the environmental difference inside greenhouse framework, and
When multiple data measured temperature all differ greatly with standard value, PLC control panel controls the starting of second temperature adjuster, thus
Environmental difference existing for reducing inside greenhouse framework, improves the vegetables output value.
Detailed description of the invention
Fig. 1 is that structure of the invention faces diagrammatic cross-section；
Fig. 2 is electromagnetism guide rail of the invention, guide rail mechanism and the first atomizer structure schematic side view；
Fig. 3 is control flow schematic diagram of the invention.
In figure: 1, greenhouse framework；2, the first integrated sensing box；3, PLC control panel；4, the first air blower；5, electromagnetism is led
Rail；6, guide rail mechanism；7, the first atomizer；8, the second air blower；9, water tank；10, pretreatment box；11, the first gas pipeline；
12, the second gas pipeline；13, third air blower；14, the second integrated sensing box；15, the first aqueduct；16, the first electromagnetism
Valve；17, the first water pump；18, the second aqueduct；19, the second water pump；20, third aqueduct；21, the second atomizer；22,
First thermoregulator；23, second temperature adjuster；24, external water pipe；25, second solenoid valve.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, a kind of embodiment provided by the invention:
Greenhouse automatic control system based on PLC, including greenhouse framework 1, PLC control panel 3, the first air blower 4, electromagnetism are led
Rail 5, guide rail mechanism 6, the first atomizer 7, the second air blower 8, third air blower 13, the first solenoid valve 16, the first water pump 17,
Two water pumps 19, the second atomizer 21, the first thermoregulator 22, second temperature adjuster 23 and second solenoid valve 25, the first collection
It is all electrically connected with the input terminal of PLC control panel 3 at the output end of sensing box 2 and the second integrated sensing box 14, PLC control plane
The output end of plate 3 by conducting wire respectively with the first air blower 4, electromagnetism guide rail 5, guide rail mechanism 6, the first atomizer 7, the second air blast
Machine 8, third air blower 13, the first solenoid valve 16, the first water pump 17, the second water pump 19, the second atomizer 21, the first temperature are adjusted
The input terminal of device 22, second temperature adjuster 23 and second solenoid valve 25 is electrically connected, and the instrument in the present invention can pass through market
Purchase and private customization obtain, and are the prior art known to those skilled in the art, therefore no longer do in detail to its working principle herein
Thin to illustrate, the first integrated sensing box 2 is integrated with temperature sensor, humidity sensor and carbon dioxide content sensor, the second collection
It is integrated with temperature sensor and humidity sensor at sensing box 14, the inside of greenhouse framework 1 is placed with the first integrated sensing box 2,
There are five the first integrated settings of sensing box 2, and the first integrated sensing box 2 is all equidistantly placed inside greenhouse framework 1, greenhouse framework 1
The first air blower 4 is fixedly installed in the wall of left side, and the air inlet end of the first air blower 4 extends to inside greenhouse framework 1, first
The exhaust end of air blower 4 extends to 1 outside of greenhouse framework, and the middle of 1 inside left of greenhouse framework is fixedly installed with PLC control
Panel 3,1 inner transverse of greenhouse framework are fixedly installed with electromagnetism guide rail 5, and 1 inside two of the both ends of electromagnetism guide rail 5 and greenhouse framework
End is fixedly connected, and guide rail mechanism 6 is slidably fitted on electromagnetism guide rail 5, and the top of guide rail mechanism 6 is fixedly installed with the first atomizer
7, the top of the first atomizer 7 is provided with water inlet, can add into the first atomizer 7 for atomizing humidifying performance water, by first
Atomizer 7 is adjusted to the bottom end of the first aqueduct 15, and the water fallen after opening the first solenoid valve 16 can fall into the first atomization
In the filler of device 7, the first atomizer 7 is carried out plus water conservancy project is made, is executed after adding water order 30s, the first solenoid valve 16 is closed, and is led
The continuation of rail mechanism 6 is slided on electromagnetism guide rail 5, while the first atomizer 7 starts, and is atomized moisture content, is increased inside greenhouse framework 1
Humidity, in humidification, the first atomizer 7 moves axially inside greenhouse framework 1, so that the humidity inside greenhouse framework 1 can
More evenly.
The bottom end of 1 inner right side of greenhouse framework is fixedly installed with the second air blower 8, and the air inlet end of the second air blower 8 is located at
The top of second air blower 8, the exhaust end of the second air blower 8 are located at the left end of the second air blower 8, and the second air blower 8 of control opens
It is dynamic, accelerate the air circulation flow inside greenhouse framework 1, the temperature and humidity difference inside greenhouse framework 1 is reduced, thus into one
Step reduces the environmental difference inside greenhouse framework 1.
Second temperature adjuster 23, greenhouse framework are fixedly installed on the 1 right side inner wall of greenhouse framework on 5 top of electromagnetism guide rail
Pretreatment box 10 is fixedly installed on the right side of 1 top, and the top of pretreatment box 10 is vertically fixedly installed with the first gas pipeline
11, and the bottom end of the first gas pipeline 11 extends to inside pretreatment box 10, is equipped with the second electromagnetism on the first gas pipeline 11
Valve 25, the left end inside pretreatment box 10 are fixedly installed with the second integrated sensing box 14, and the right end inside pretreatment box 10 is fixed
First thermoregulator 22 is installed, the left end of pretreatment box 10 is fixedly connected with third air blower 13, third air blower 13
Exhaust end is fixedly connected with the second gas pipeline 12, and the second gas pipeline 12 extends to greenhouse far from one end of third air blower 13
Inside frame 1, the second water pump 19 is fixedly installed on the left of 1 top of greenhouse framework, the water inlet end of the second water pump 19 is fixedly connected
There is external water pipe 24, the water delivery end of the second water pump 19 is fixedly connected with the second aqueduct 18, and the second aqueduct 18 is far from
One end of two water pumps 19 is connected with water tank 9, and the right side of water tank 9 is fixedly connected with the first aqueduct 15, the first water-supply-pipe
First solenoid valve 16 is installed on road 15, the first aqueduct 15 extends to inside greenhouse framework 1 far from one end of water tank 9,
First water pump 17 is installed, the water inlet end of the first water pump 17 extends to inside water tank 9, the first water on the right side of 9 top of water tank
The water delivery end of pump 17 is fixedly connected with third aqueduct 20, and third aqueduct 20 extends far from one end of the second atomizer 21
To pretreatment box 10, the right end of third aqueduct 20 adds water end (W.E.) to be fixedly connected with the second atomizer 21.
Working principle: in use, the temperature and moisture sensors inside greenhouse framework 1 and the first integrated sensing box 2 measure
Data are persistently sent to PLC control panel 3, and PLC control panel 3 controls remaining executing agency according to data and runs, starting second
Thermoregulator 23 adjusts the temperature of the temperature inside greenhouse framework 1 to suitable vegetable growth, meanwhile, by starting the second water pump
19, humidification water is transferred in water tank 9 by the second aqueduct 18, is then opened by the first solenoid valve 16, and control
Guide rail mechanism 6 processed slides on electromagnetism guide rail 5, and the first atomizer 7 is adjusted to the bottom end of the first aqueduct 15, makes the first electricity
The water that magnet valve 16 is fallen after opening can be fallen into the filler of the first atomizer 7, carry out to the first atomizer 7 plus water conservancy project is made, hold
After row adds water order 30s, the first solenoid valve 16 is closed, and the continuation of guide rail mechanism 6 is slided on electromagnetism guide rail 5, while the first atomization
Device 7 starts, atomization moisture content, the humidity inside increase greenhouse framework 1, and in humidification, the first atomizer 7 is in greenhouse framework 1
Portion's axial movement, so that the humidity inside greenhouse framework 1 can be more evenly.
Every 3 hours, PLC control panel 3 controlled the starting of the first air blower 4, and the air of 1 left end of greenhouse framework is sucked out,
The starting of third air blower 13 simultaneously, second solenoid valve 25 are opened, and the air stored in pretreatment box 10 is inputted greenhouse framework 1
In, while extraneous air can enter in pretreatment box 10, detect humidity and temperature data by the second integrated sensing box 14, and
It is transferred to PLC control panel 3, PLC control panel 3 controls the first thermoregulator 22 and the starting of the first water pump 17, the first temperature
Adjuster 22 adjusts the temperature of air in pretreatment box 10, while the water of the humidification in water tank 9 is passed through the by the first water pump 17
Three aqueducts 20 import in the second atomizer 21 and carry out humidification process to the air in pretreatment box 10, extremely by air conditioning
It is suitble to the condition of vegetable growth, in subsequent ventilation work, can be dropped directly by adjusted good air input greenhouse framework 1
Low difference air carries out the influence generated to vegetables the period of warming and humidifying in greenhouse framework 1.
Meanwhile after the data that measure of multiple first integrated sensing boxes 2 all pass to PLC control panel 3, PLC control panel 3
According to the data difference of different first integrated 2 positions of sensing box, determines the temperature and humidity difference inside greenhouse framework 1, be on duty
When different excessive, control the second air blower 8 starting accelerates the air circulation flow inside greenhouse framework 1, reduces in greenhouse framework 1
The temperature and humidity difference in portion to further reduced the environmental difference inside greenhouse framework 1, and works as multiple data measured temperature
When degree all differs greatly with standard value, PLC control panel 3 controls second temperature adjuster 23 and starts, to reduce greenhouse frame
Environmental difference existing for 1 inside of frame, improves the vegetables output value.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. the greenhouse automatic control system based on PLC, including greenhouse framework (1), PLC control panel (3), the first air blower
(4), electromagnetism guide rail (5), guide rail mechanism (6), the first atomizer (7), the second air blower (8), third air blower (13), the first electricity
Magnet valve (16), the first water pump (17), the second water pump (19), the second atomizer (21), the first thermoregulator (22), second temperature
Adjuster (23) and second solenoid valve (25), it is characterised in that: the inside of the greenhouse framework (1) is placed with the first integrated sensing
Case (2) is fixedly installed with the first air blower (4) on the left of the greenhouse framework (1) in wall, and the first air blower (4) enters gas
End extends to greenhouse framework (1) inside, and the exhaust end of first air blower (4) extends on the outside of greenhouse framework (1), described big
The middle of canopy frame (1) inside left is fixedly installed with PLC control panel (3), and greenhouse framework (1) inner transverse is fixed
It is equipped with electromagnetism guide rail (5), and the both ends of electromagnetism guide rail (5) are fixedly connected with both ends on the inside of greenhouse framework (1), the electromagnetism is led
It is slidably fitted on rail (5) guide rail mechanism (6), the top of the guide rail mechanism (6) is fixedly installed with the first atomizer (7), institute
The bottom end for stating greenhouse framework (1) inner right side is fixedly installed with the second air blower (8), the greenhouse on electromagnetism guide rail (5) top
It is fixedly installed with second temperature adjuster (23) on inner wall on the right side of frame (1), the fixed peace in the right side on greenhouse framework (1) top
Top equipped with pretreatment box (10), and pretreatment box (10) is vertically fixedly installed with the first gas pipeline (11), and first is defeated
The bottom end of feed channel (11) extends to pretreatment box (10) inside, is equipped with second solenoid valve on first gas pipeline (11)
(25), the internal left end of the pretreatment box (10) is fixedly installed with the second integrated sensing box (14), the pretreatment box (10)
Internal right end is fixedly installed with the first thermoregulator (22), and the left end of the pretreatment box (10) is fixedly connected with third drum
The exhaust end of blower (13), the third air blower (13) is fixedly connected with the second gas pipeline (12), second appendix
Road (12) extends to greenhouse framework (1) inside, the left side on greenhouse framework (1) top far from the one end of third air blower (13)
It being fixedly installed with the second water pump (19), the water inlet end of second water pump (19) is fixedly connected with external water pipe (24), and described
The water delivery end of two water pumps (19) is fixedly connected with the second aqueduct (18), and second aqueduct (18) is far from the second water pump
(19) one end is connected with water tank (9), is fixedly connected with the first aqueduct (15) on the right side of the water tank (9), described
It is equipped on first aqueduct (15) the first solenoid valve (16), the one of first aqueduct (15) separate water tank (9)
End extends to greenhouse framework (1) inside, is equipped with the first water pump (17) on the right side of water tank (9) top, first water
The water inlet end of pump (17) extends to water tank (9) inside, and the water delivery end of first water pump (17) is fixedly connected with third water delivery
Pipeline (20), the third aqueduct (20) extend to pretreatment box (10) inside far from the one end of the second atomizer (21).
2. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: described first is integrated
Sensing box (2) is integrated with temperature sensor, humidity sensor and carbon dioxide content sensor, the second integrated sensing box
(14) temperature sensor and humidity sensor are integrated with.
3. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: second air blast
The air inlet end of machine (8) is located at the top of the second air blower (8), and the exhaust end of second air blower (8) is located at the second air blower
(8) left end.
4. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: first atomization
The top of device (7) is provided with water inlet, addition can be used for atomizing humidifying performance water into the first atomizer (7).
5. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: the third water delivery
The right end of pipeline (20) adds water end (W.E.) to be fixedly connected with the second atomizer (21).
6. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: described first is integrated
There are five sensing box (2) settings, and the first integrated sensing box (2) is all equidistantly placed internal in greenhouse framework (1).
7. the greenhouse automatic control system according to claim 1 based on PLC, it is characterised in that: described first is integrated
Sensing box (2) and the output end of the second integrated sensing box (14) are all electrically connected with the input terminal of PLC control panel (3), described
The output end of PLC control panel (3) by conducting wire respectively with the first air blower (4), electromagnetism guide rail (5), guide rail mechanism (6), the
One atomizer (7), the second air blower (8), third air blower (13), the first solenoid valve (16), the first water pump (17), the second water pump
(19), the second atomizer (21), the first thermoregulator (22), second temperature adjuster (23) and second solenoid valve (25) is defeated
Enter end electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395753.XA CN110199727A (en) | 2019-05-13 | 2019-05-13 | Greenhouse automatic control system based on PLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910395753.XA CN110199727A (en) | 2019-05-13 | 2019-05-13 | Greenhouse automatic control system based on PLC |
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| Publication Number | Publication Date |
|---|---|
| CN110199727A true CN110199727A (en) | 2019-09-06 |
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ID=67785834
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| CN201910395753.XA Pending CN110199727A (en) | 2019-05-13 | 2019-05-13 | Greenhouse automatic control system based on PLC |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN112322487A (en) * | 2020-12-03 | 2021-02-05 | 江苏中慧元通生物科技有限公司 | A culture apparatus for rabies bacterin research and development |
| CN112902332A (en) * | 2021-02-01 | 2021-06-04 | 中国人民解放军总医院第六医学中心 | Check type humidifying device for micro-pressure oxygen chamber |
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| CN111713341A (en) * | 2020-06-30 | 2020-09-29 | 弗德里希新能源科技(杭州)股份有限公司 | Movable automatic airflow disturbance device for mushroom house and control method thereof |
| CN111713341B (en) * | 2020-06-30 | 2022-03-29 | 弗德里希新能源科技(杭州)股份有限公司 | Movable automatic airflow disturbance device for mushroom house and control method thereof |
| CN112322487A (en) * | 2020-12-03 | 2021-02-05 | 江苏中慧元通生物科技有限公司 | A culture apparatus for rabies bacterin research and development |
| CN112902332A (en) * | 2021-02-01 | 2021-06-04 | 中国人民解放军总医院第六医学中心 | Check type humidifying device for micro-pressure oxygen chamber |
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