CN214178307U - Small greenhouse irrigation and environmental control experiment platform - Google Patents
Small greenhouse irrigation and environmental control experiment platform Download PDFInfo
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- CN214178307U CN214178307U CN202120073618.6U CN202120073618U CN214178307U CN 214178307 U CN214178307 U CN 214178307U CN 202120073618 U CN202120073618 U CN 202120073618U CN 214178307 U CN214178307 U CN 214178307U
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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
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- 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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Abstract
A small greenhouse irrigation and environment control experiment platform comprises a rack, wherein the rack is divided into an upper layer and a lower layer, the upper layer is a greenhouse system, and the lower layer is a fertilization irrigation system; the greenhouse system comprises a relatively closed space, and a substrate groove is arranged at the bottom of the relatively closed space and used for planting plants; an air temperature and humidity sensor, a soil temperature and humidity sensor and CO are arranged at the upper part of the relatively closed space2The system comprises a concentration sensor, a full-spectrum light supplementing lamp, an illumination intensity sensor, a drip irrigation head and a spray irrigation head; the fertilization and irrigation system comprises a main water pumpThe water tank, the return water tank, the liquid manure solution container and corresponding connecting pipelines. The utility model has the advantages that irrigate environment monitoring control and liquid manure and integrate in an organic whole, and can learn the environmental parameter change of record simulation under the local natural environment, find better environmental parameter, can gather the environmental parameter of local most suitable crop growth simultaneously and carry out learning control, to reducing greenhouse production input and improve greenhouse automated production water average and have the significance.
Description
Technical Field
The utility model belongs to the technical field of the agricultural, concretely relates to small-size greenhouse is irrigated and environmental control experiment platform.
Background
With the continuous shift of rural population in China to cities and the continuous reduction of available cultivated land in cities, the proportion of facility agriculture is increasing day by day. In the greenhouse cultivation process, the supply of water and fertilizer and the control of greenhouse illumination intensity, air temperature and humidity, soil temperature and humidity and CO2 concentration are all important for the growth of crops. The existing greenhouse basically adopts a traditional control mode, wastes time and labor, has high cost, influences the crop yield, and cannot meet the crop with strict environmental requirements. Therefore, the advanced control technology is adopted to automatically control the supply of water and fertilizer, greenhouse illumination, air temperature and humidity, soil temperature and humidity and CO2 concentration, and the method has important significance for reducing agricultural non-point source pollution caused by fertilizer loss and guaranteeing the economic benefit of crops.
At present, the mode of separating environment control from water and fertilizer irrigation is commonly adopted in facility agriculture to realize the supply of crops with water and fertilizer and the environment control. The technology is relatively lacked in the aspect of environmental control, the environmental control is very important for the growth of crops, and the natural optimum growth environment cannot be controlled in the greenhouse. Usually, the environmental parameters need to be artificially regulated and controlled, and the environment parameters are not necessarily the most suitable for the growth of the crops, because the working personnel of the environmental parameters most suitable for the growth of the local crops are not necessarily clear, and the more suitable natural environmental parameters can be obtained by comparing and analyzing the environmental parameters of the local seasons, therefore, the environment monitoring and controlling and the water and fertilizer irrigation are integrated, and the environmental parameter change under the natural environment can be simulated. Meanwhile, the method can collect local environment parameters most suitable for crop growth and carry out learning control, and has important significance for reducing greenhouse production investment and improving greenhouse automatic production water average.
SUMMERY OF THE UTILITY MODEL
To the problem that prior art exists, the utility model provides a small-size greenhouse irrigates and environmental control experiment platform.
The small greenhouse irrigation and environment control experiment platform comprises a frame, wherein the frame is divided into an upper layer and a lower layer, the upper layer is a greenhouse system, and the lower layer is a fertilization irrigation system;
the greenhouse system comprises a relatively closed space, and a substrate groove is arranged at the bottom of the relatively closed space and used for planting plants; an air temperature and humidity sensor, a soil temperature and humidity sensor and CO are arranged at the upper part of the relatively closed space2The system comprises a concentration sensor, a full-spectrum light supplementing lamp, an illumination intensity sensor, a drip irrigation head and a spray irrigation head;
the fertilization and irrigation system comprises a main water pump, a water tank, a water return tank, a water and fertilizer solution container and corresponding connecting pipelines.
Preferably, the left side wall of the relative closed space is provided with an axial flow ventilation fan, the right side wall is an openable wind shield, and a wet curtain wall is arranged between the wind shield and the substrate groove.
Preferably, the bottom of the substrate tank is also provided with a heating block.
Preferably, the top of the greenhouse system is provided with a sunshade net which is supported by a bracket and can be stored and unfolded through a rotating mechanism.
Preferably, the rotating mechanism comprises a synchronous pulley, a speed reducing motor, a synchronous belt and a sunshade net roller shutter shaft; synchronous pulley is connected with gear motor, gear motor and support fixed connection, and the hold-in range is driven the motion by synchronous pulley, and synchronous pulley is driven the motion by gear motor, and synchronous pulley drives sunshade net shutter axle rotatory to accomplish accomodating and the expansion of sunshade net.
Preferably, the water inlet of the main water pump is connected with the water tank through a main water path water inlet pipe; the water outlet of the main water pump is divided into three parts through a pipe connector I, namely 1 part, 2 part and 3 parts of water-fertilizer proportioning channels, and the three parts of water-fertilizer proportioning channels respectively correspond to the three water-fertilizer solution containers and are used for preparing water-fertilizer solutions with different components.
Preferably, the liquid manure solution in the liquid manure solution container is sucked into the peristaltic pump through the connecting pipe, then the liquid manure solution flows through the suspension flowmeter through the hose, is sucked into the three-in-one pipe joint through the venturi fertilizer suction device through the fertilizer application pipeline, and is mixed and then enters the one-in-three pipe joint to enter each fertilizer application branch.
Preferably, the fertilization shunt comprises a drip irrigation pipeline, a spray irrigation pipeline and a flood irrigation pipeline.
The utility model has the advantages that the environmental monitoring control and the liquid manure irrigation are integrated into one body, and the environmental parameter change under the local natural environment of record simulation can be learned. The method finds out better environmental parameters, can collect the local most suitable environmental parameters for crop growth and performs learning control, and has important significance for reducing the production investment of the greenhouse and improving the water average of the automatic production of the greenhouse.
Drawings
The utility model discloses there is following figure:
fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a left side view structure diagram of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a schematic view of the axial measurement structure of the present invention.
Fig. 5 is a schematic view of the piping connection of the fertilization irrigation system of the present invention.
Fig. 6 is another schematic view of the pipe connection of the fertilization irrigation system of the present invention.
In the figure: 1. synchronous belt wheel, 2 synchronous belt, 3 display, 4 air temperature and humidity sensor, 5 control box, 6 main water pump, 7 frame, 8 Venturi fertilizer absorber, 9 water and fertilizer solution container, 10 water return box, 11 water tank, 12 wet curtain water return pipe, 13 heating block, 14 soil temperature and humidity sensor, 15 CO2Concentration ofThe system comprises a sensor, 16, a full-spectrum light supplement lamp, 17, a light intensity sensor, 20, a bracket, 21, a sunshade net rolling curtain shaft, 22, an acrylic plate, 23, an axial flow ventilation fan, 24, a spray irrigation pipeline, 25, a drip irrigation pipeline, 26, a flood irrigation pipeline, 27, a main water channel manual switch, 28, a filter, 29, a peristaltic pump, 30, a suspension flowmeter, 31, a spray irrigation pipeline electromagnetic valve, 32, a spray irrigation pipeline manual switch, 33, a drip irrigation pipeline electromagnetic valve, 34, a drip irrigation pipeline manual switch, 35, a flood irrigation pipeline electromagnetic valve, 36, a flood irrigation pipeline manual switch, 37, a matrix groove, 38, a drip irrigation head, 39, a sunshade net, 40, a water pressure gauge, 41, a pressure release valve, 42, a mounting plate, 43, a connecting pipe, 44, a water fertilizer tank bearing plate, 45, a water tank bearing plate, 46, a wet curtain wall, 47, a spray irrigation head, 48, a wind shield, 49, a speed reduction motor, 50, a one, 51. the three-in-one pipe joint comprises a first fertilization pipeline 52, a second fertilization pipeline 53, a third fertilization pipeline 54 and a main waterway water inlet pipe 59.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
According to the utility model discloses a small-size greenhouse is irrigated and environmental control experiment platform mainly includes greenhouse system and fertilization irrigation system.
Referring to fig. 1-4, the frame 7 is divided into an upper layer and a lower layer, the upper layer is a greenhouse system, and the lower layer is a fertilizing and irrigating system. The greenhouse system comprises a relatively closed space enclosed by acrylic plates 22, and a substrate groove 37 is arranged at the bottom of the relatively closed space and used for planting plants. The upper part of the relatively closed space is provided with an air temperature and humidity sensor 4, a soil temperature and humidity sensor 14 and CO2Concentration sensor 15, full gloss register for easy reference light lamp 16, illumination intensity sensor 17, drip irrigation head 38 and sprinkling irrigation head 47. The axial flow fan 23 is arranged on the left side wall of the relative closed space, the openable wind shield 48 is arranged on the right side wall, and the wet curtain wall 46 is arranged between the wind shield 48 and the substrate groove 37. The bottom of the substrate tank 37 is also provided with a heating block 13.
The top of the greenhouse system is provided with a sunshade net 39, the sunshade net 39 is supported by the bracket 20, and the sunshade net 39 can be stored and unfolded through a rotating mechanism to play a role in shielding strong sunlight. The rotating mechanism comprises a synchronous pulley 1, a speed reducing motor 49, a synchronous belt 2 and a sunshade net roller shutter shaft 21. Synchronous pulley 1 is connected with gear motor 49, and gear motor 49 passes through sheet metal component and support fixed connection, and synchronous belt 2 is driven the motion by synchronous pulley 1, and synchronous pulley 1 is driven the motion by gear motor 49, and synchronous pulley 1 drives sunshade net roller shutter axle 21 rotatory to accomplish accomodating and the expansion of sunshade net 39.
The air temperature and humidity sensor 4 is fixed on the frame through bolts, the soil temperature and humidity sensor 14 is fixed on the frame through bolts, but a detection probe of the sensor is positioned in the matrix of the matrix groove 37. CO22The concentration sensor 15 is fixed on the rack through bolts, and the full-spectrum light supplement lamp 16 and the illumination intensity sensor 17 are fixed on the rack through bolts. The full spectrum fill light 16 can simulate natural light changes to fill light for greenhouse crops. The wet curtain wall 46 is bolted to the frame and water from the wet curtain wall 46 is recycled through the wet curtain return 12. The axial flow ventilation fan 23 is bolted to the acrylic plate 22. When the wind shield 48 is opened, the axial flow ventilation fan 23 and the wet curtain wall 46 work simultaneously, air convection can be formed, and the temperature in the greenhouse is reduced and the air humidity is increased to the maximum extent. When the temperature in the greenhouse is low, the temperature of the greenhouse can be slowly raised through the heating block 13 to reach the target temperature.
The fertilization and irrigation system comprises a main water pump 6, a water tank 11, a water return tank 10, a water and fertilizer solution container 9 and corresponding connecting pipelines.
Referring specifically to fig. 4-6, the water tank 11 and the return tank 10 are supported by a water tank weighing plate 45, and the liquid manure solution container 9 is supported by a liquid manure tank bearing plate 44. The main water pump 6 is fixed on the frame 7 through bolts, and the water inlet of the main water pump 6 is connected with the water tank 11 through the main water path water inlet pipe 59. The water outlet of the main water pump 6 is divided into three parts through a pipe joint I, namely 1 part, 2 part and 3 part of water-fertilizer proportioning channels, and the three parts of water-fertilizer proportioning channels respectively correspond to the three water-fertilizer solution containers 9 and are used for preparing water-fertilizer solutions with different components. The connecting pipelines of the three water and fertilizer proportioning channels are the same. Taking the 1-channel water and fertilizer proportioning channel as an example, the first water and fertilizer solution is sucked into the peristaltic pump 29 through the connecting pipe 43, then flows through the suspension flowmeter 30 through the hose, and is sucked into the three-in-one pipe joint 51 through the first fertilization pipeline 52 by the venturi fertilizer suction device 8. The second fertilization pipe 53 and the third fertilization pipe 54 are also connected to the triple pipe joint 51 in the same manner. The three paths of water and fertilizer solutions are mixed and then enter a one-to-three pipe joint 50 and enter each fertilizing branch.
The water flow needs to be filtered by a filter 28 before the main water pump 6 is fed. The peristaltic pump 29 and the suspension flowmeter 30 are fixed to the mounting plate 42 by bolts. The peristaltic pump 29 is used for accurately sucking the 1, 2 and 3 paths of water and fertilizer solution by setting the PWM frequency, and the water and fertilizer solution is sucked by the peristaltic pump 29, then passes through the suspension flowmeter 30 and then is injected into a pipeline by the Venturi fertilizer absorber 8 for mixing. The three solutions are mixed and then converged into one path by a pipe joint, and then divided into a sprinkling irrigation pipeline 24, a drip irrigation pipeline 25 and a flood irrigation pipeline 26 by a one-to-three pipe joint. The spray irrigation pipeline electromagnetic valve 31 and the spray irrigation pipeline manual switch 32 are connected in a sealing mode through pipe joints. The drip irrigation pipeline electromagnetic valve 33 and the drip irrigation pipeline manual switch 34 are hermetically connected through pipe joints. The flood irrigation pipeline electromagnetic valve 35 and the flood irrigation pipeline manual switch 36 are connected in a sealing mode through pipe joints. Excess pressure can be relieved by a pressure relief valve 41 in the circuit to achieve the desired pressure. The water pressure gauge 40 is connected to the front of the pressure relief valve 41 through a pipe joint in a sealing manner and is used for monitoring the water pressure. Finally, the water-fertilizer mixed solution reaching the proper water pressure is delivered into the greenhouse through the sprinkling irrigation pipeline 24, the drip irrigation pipeline 25 and the flood irrigation pipeline 26. The crops are irrigated by the irrigation head 47 and are irrigated by the drip irrigation head 38 and the flood strip (not shown).
The utility model discloses a small-size greenhouse is irrigated and environmental control experiment platform still includes control box 5 and display 3. The control box 5 is internally provided with a microprocessor which is connected with a data acquisition card. An illumination intensity sensor 17, an air temperature and humidity sensor 4, a soil temperature and humidity sensor 14, CO2The concentration sensor 15 is connected with a data acquisition card through a cable, the data acquisition card is connected with a microprocessor through a data line, and a switching power supply, a stepping motor driver, a cooling fan, an IO control card, an air switch and the like are also contained in the control box 5.
The data acquisition card acquires analog signals of the sensor, and actual temperature values are obtained through program processing calibration and conversion. Can learn and record the information collected by the sensor, andthe environmental parameters of crops can be optimally controlled, and the illumination intensity sensor, the air temperature and humidity sensor, the soil temperature and humidity sensor and the CO sensor are used2The concentration sensors are respectively arranged at four corners of a section bar frame above the greenhouse, the wet curtain wall is arranged at the right side of the greenhouse, the cooling fan is arranged at the left side of the greenhouse, and the wet curtain and the fan are jointly controlled to realize temperature regulation and control and CO control in the greenhouse2Concentration and humidity are regulated, the data acquisition card is connected with the peristaltic pump through a cable, and three paths of different water fertilizers can be accurately proportioned by setting different pulse frequencies for the peristaltic pump through software. The heater is located the greenhouse inner wall, and the full gloss register for easy reference light lamp realizes the stepless change of class natural light and gives the most natural light filling of crop in the greenhouse.
The utility model discloses a working process is: before fertilization, preparing a high-concentration mother fertilizer solution manually, placing the mother fertilizer solution in a water-fertilizer solution container, switching on a power supply and starting a machine by a control device, and setting parameters such as fertilization types, water-fertilizer concentration, fertilization time periods, irrigation modes, greenhouse environment temperature and illumination intensity required by crop growth through a touch screen on a control box; when the collected environmental parameters are lower than or higher than the set value, the microprocessor controls the collection card to perform corresponding control, for example, when the sun is on a strong day, the microprocessor sends an instruction to enable the sunshade net to be unfolded when the light intensity detected by the illumination intensity sensor is too strong, and the seedling burning phenomenon caused by direct irradiation of the sun is avoided. All operations can be touch-set through the display. Simple convenient directly perceived, the light filling lamp can be according to different crops make different light filling strategies, and the light filling lamp can make different light patterns to flowers, leaf vegetables, melon and fruit class insect-eating plants, pasture and water etc. of growing seedlings, also can simulate the change of natural light in one day, lets the plant seem to grow in nature the same. During fertilization, the microprocessor sends a signal to the main pump control relay, the main pump is started to work, water in the water tank is filtered by the filter and then sent to the pipelines of 1, 2 and 3, the microprocessor controls the data acquisition card, PWM frequency with corresponding frequency is sent to the driver according to set fertilization concentration, and the driver drives the high-precision peristaltic pump to rotate at a specific rotating speed after receiving the PWM signal. According to the operation process, the automatic water and fertilizer application of the greenhouse crops, the efficient recycling of the water and fertilizer, the automatic regulation and control operation of the greenhouse environment and the like can be completed.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (8)
1. A small greenhouse irrigation and environment control experiment platform is characterized by comprising a rack, wherein the rack is divided into an upper layer and a lower layer, the upper layer is a greenhouse system, and the lower layer is a fertilization irrigation system;
the greenhouse system comprises a relatively closed space, and a substrate groove is arranged at the bottom of the relatively closed space and used for planting plants; an air temperature and humidity sensor, a soil temperature and humidity sensor and CO are arranged at the upper part of the relatively closed space2The system comprises a concentration sensor, a full-spectrum light supplementing lamp, an illumination intensity sensor, a drip irrigation head and a spray irrigation head;
the fertilization and irrigation system comprises a main water pump, a water tank, a water return tank, a water and fertilizer solution container and corresponding connecting pipelines.
2. The small greenhouse irrigation and environment control experiment platform as claimed in claim 1, wherein the left side wall of the relatively closed space is provided with an axial flow ventilation fan, the right side wall is an openable wind shield, and a wet curtain wall is arranged between the wind shield and the substrate groove.
3. The small greenhouse irrigation and environment control experiment platform as claimed in claim 1, wherein the bottom of the substrate tank is further provided with a heating block.
4. The small greenhouse irrigation and environment control experiment platform as claimed in claim 1, wherein a sunshade net is arranged on the top of the greenhouse system, the sunshade net is supported by a support, and the sunshade net can be stored and unfolded through a rotating mechanism.
5. The small greenhouse irrigation and environment control experiment platform of claim 4, wherein the rotating mechanism comprises a synchronous pulley, a speed reducing motor, a synchronous belt and a sunshade net roller shutter shaft; synchronous pulley is connected with gear motor, gear motor and support fixed connection, and the hold-in range is driven the motion by synchronous pulley, and synchronous pulley is driven the motion by gear motor, and synchronous pulley drives sunshade net shutter axle rotatory to accomplish accomodating and the expansion of sunshade net.
6. The small greenhouse irrigation and environment control experiment platform as claimed in claim 1, wherein a water inlet of the main water pump is connected with the water tank through a main waterway water inlet pipe; the water outlet of the main water pump is divided into three parts through a pipe connector I, namely 1 part, 2 part and 3 parts of water-fertilizer proportioning channels, and the three parts of water-fertilizer proportioning channels respectively correspond to the three water-fertilizer solution containers and are used for preparing water-fertilizer solutions with different components.
7. The small greenhouse irrigation and environment control experiment platform as claimed in claim 6, wherein the liquid manure solution in the liquid manure solution container is sucked into the peristaltic pump through the connecting pipe, then the liquid manure solution flows through the suspension flowmeter through the hose, and then is sucked into the three-in-one pipe joint through the venturi fertilizer suction device through the fertilizer application pipeline, and the three liquid manure solutions are mixed and then enter the three-in-one pipe joint and enter the fertilizer application branches.
8. The small greenhouse irrigation and environment control experimental platform of claim 7, wherein the fertilizer application branches comprise drip irrigation pipelines, sprinkler irrigation pipelines and flood irrigation pipelines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202120073618.6U CN214178307U (en) | 2021-01-12 | 2021-01-12 | Small greenhouse irrigation and environmental control experiment platform |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120073618.6U CN214178307U (en) | 2021-01-12 | 2021-01-12 | Small greenhouse irrigation and environmental control experiment platform |
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| CN214178307U true CN214178307U (en) | 2021-09-14 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115462262A (en) * | 2022-08-30 | 2022-12-13 | 天津理工大学 | Indoor multi-layer intelligent farm control system and method |
| CN116198743A (en) * | 2023-04-23 | 2023-06-02 | 吉林大学 | Comprehensive detection platform and detection method for emasculation unmanned aerial vehicle for seed production corn |
-
2021
- 2021-01-12 CN CN202120073618.6U patent/CN214178307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115462262A (en) * | 2022-08-30 | 2022-12-13 | 天津理工大学 | Indoor multi-layer intelligent farm control system and method |
| CN116198743A (en) * | 2023-04-23 | 2023-06-02 | 吉林大学 | Comprehensive detection platform and detection method for emasculation unmanned aerial vehicle for seed production corn |
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