CN212112258U - Phase-change film greenhouse and indoor hot humid environment intelligent regulation and control system thereof - Google Patents
Phase-change film greenhouse and indoor hot humid environment intelligent regulation and control system thereof Download PDFInfo
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- CN212112258U CN212112258U CN202020929334.8U CN202020929334U CN212112258U CN 212112258 U CN212112258 U CN 212112258U CN 202020929334 U CN202020929334 U CN 202020929334U CN 212112258 U CN212112258 U CN 212112258U
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- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
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Abstract
The utility model relates to a phase change film greenhouse and indoor hot humid light environment intelligent regulation and control system thereof, including film greenhouse, phase change regulation and control device, intelligent control management device, the wireless sensing device of environment, intelligent execution device, long-range online monitoring device and LED digital display device. The intelligent execution device is further divided into a light supplementing device, a spraying device, a ventilating device, an automatic air adjusting device and an external shading device. The utility model applies the phase change energy storage technology, optimizes the traditional thin film greenhouse enclosure structure, improves the stability and wind resistance of the greenhouse body, and simultaneously better adjusts the thermal environment in the greenhouse and balances the energy consumption; the problems of poor environment regulation and control capability, high working strength and the like of the thin film greenhouse are solved by integrating a facility agricultural environment wireless monitoring instrument and intelligent execution equipment; compared with the glass intelligent greenhouse, the construction initial investment is obviously reduced, the production benefit is obviously improved, and the method is more suitable for vast small-scale planters. Provides a solution for effectively solving the problem of supply of fruits and vegetables of the anti-season melons.
Description
Technical Field
The utility model relates to a warmhouse booth structure improves and hot humid light environment intelligent control field, concretely relates to phase change film greenhouse and indoor hot humid light environment intelligent control system thereof.
Background
The greenhouse is divided into various types such as a plastic greenhouse, a sunlight greenhouse, a multi-span greenhouse and the like, and is a closed agricultural ecosystemSystem capable of forming indoor environment different from external temperature, humidity, illumination and CO2The microclimate environment of concentration and the like, and the good and suitable microclimate environment are particularly important for the growth of crops. The environment condition suitable for the growth of crops cannot be met by only depending on simple greenhouse facilities, for example, the indoor high temperature exceeds the optimum range of the growth of the crops in summer, even exceeds the ecological threshold value, so that the crops cannot normally perform physiological activities; in winter, the outdoor temperature is low, the indoor heat is continuously lost, the temperature is reduced, and the growth demand of crops cannot be guaranteed; the crop diseases and insect pests are easily induced in an indoor high-humidity environment; too low indoor light can not reach the light compensation point of the crops, and too high indoor light can burn stem and leaf tissues of the crops. Therefore, the temperature, humidity, illumination, CO in the greenhouse are not suitable2The environmental conditions such as concentration and the like can affect the growth of crops and even damage the crops, thereby affecting the yield and quality of the crops. Therefore, the proper and accurate manual intervention and regulation of the greenhouse environment can ensure the indoor temperature, humidity, illumination and CO2The concentration and other main ecological factors are in the range suitable for the growth of crops, so that the aims of increasing the yield of the greenhouse planted crops, improving the quality and prolonging the production season are fulfilled.
At present, a greenhouse for facility agriculture planting in hot summer and cold winter areas is mainly a plastic greenhouse with a bamboo-wood and steel frame structure, is mostly in a non-heating single-span arch roof structure form with a plastic film as a covering material, and accumulates heat mainly by means of greenhouse effect. The greenhouse has the main defects of weak environment regulation and control capability, poor heat preservation effect, inconvenient operation, high labor intensity, low output, low benefit and the like, and in addition, most of plastic greenhouses lack of an automatic environment monitoring device and an intelligent control device, the environment regulation and control time cannot be accurately mastered, and the regulation and control of the microclimate environment in the greenhouse are influenced, so that the effects of increasing the yield of the greenhouse, improving the quality and prolonging the season are reduced. Many crops need artificially to control their growing environment in planting process, need greenhouse intelligence automatic control technique promptly to satisfy the growth demand of different crops. The intelligent automatic control technology can provide a good and suitable growing environment for crops, so that different crops can be produced in different seasons, different regions and different times, the yield and the quality are improved, and the problems of too few varieties of edible vegetables and fruits in food and spring and winter can be effectively solved.
The paraffin is the most widely applied one of the phase change energy storage materials and has good heat storage and release characteristics. When the ambient temperature is higher than the melting temperature in the daytime, the material melts and absorbs heat, and the indoor peak temperature is reduced; when the ambient temperature is lower than the solidification temperature at night, the material is solidified to release heat, so that indoor heat loss is supplemented, and the indoor valley temperature is increased. Namely, in the phase change process, the solar energy heat storage device can realize the heat storage in the daytime and the heat release at night, so as to adjust the temperature of the surrounding environment and balance the energy consumption in the day and night.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the phase change latent heat performance of the paraffin is exerted by utilizing a phase change energy storage technology, the internal thermal environment of the greenhouse is adjusted, the time transfer application of solar radiation energy is realized, and the energy consumption of the greenhouse is reduced; the growth environment of greenhouse crops is monitored and fed back in real time through an intelligent automatic regulation and control technology, and the temperature, the humidity, the illumination intensity and the CO of the greenhouse are accurately regulated and controlled in time2And (4) concentration. The phase change energy storage technology and intelligent automatic regulation and control are combined to be applied, suitable growing environments of different crops are provided, accurate sensing, accurate operation and fine management are achieved, high quantity, quality guarantee and out-of-season production of the different crops are guaranteed, manual operation amount is reduced, cost is reduced, and production benefits are improved.
The utility model provides a technical scheme that its technical problem adopted is: a phase-change film greenhouse and an indoor hot and humid light environment intelligent regulation and control system thereof comprise a film greenhouse, a phase-change regulation and control device, an intelligent control management device, an environment wireless sensing device, an intelligent execution device, a remote online monitoring device and an LED digital display device. The film greenhouse comprises a film greenhouse body. The phase change regulating and controlling device consists of a fixed plate, a plastic foam heat-insulating plate, a paraffin-containing transparent tempered plate, an air circulating pump, a heat storage and exchange energy storage box, a circulating air pipe and a circulating air port, wherein the fixed plate is arranged on the lower part of the north vertical surface of the thin film greenhouse body, the fixed plate, the plastic foam heat-insulating plate and the paraffin-containing transparent tempered plate are sequentially arranged from outside to inside, and the paraffin-containing transparent tempered plate is formed by splicing transparent tempered glassThe hollow cuboid shape of portion, the both ends of circulation tuber pipe are connected with holding the heat storage case of changing respectively, are connected with air circulating pump on the circulation tuber pipe, and partly of circulation tuber pipe is located with snakelike form and is contained the transparent tempering board of paraffin in, contains the transparent tempering board inside paraffin filling, and transparent tempering board one side of paraffin is located to the circulation wind gap, circulation wind gap and holding the heat storage case of changing the heat with arranging side by side, the circulation wind gap passes through the tuber pipe and holds the heat storage case of changing the heat and link to each other. The intelligent control management device consists of an intelligent control cabinet. The environment wireless sensing device consists of temperature, humidity, illuminance and CO2A concentration four-in-one wireless sensor, a hanging nylon rope and a soil temperature and humidity wireless sensor, wherein the hanging nylon rope is arranged on the ceiling of the thin film greenhouse body, and the temperature, humidity, illuminance and CO are measured2The concentration four-in-one wireless sensor is arranged on the hanging nylon rope, and the soil temperature and humidity wireless sensor is buried. The intelligent execution device comprises a light supplementing device, a spraying device, a ventilating device, an automatic air adjusting device and an external sun shading device, the light supplementing device comprises a hoisting stainless chain line arranged on the top of the greenhouse and an illumination compensation lamp fixed on the hoisting stainless chain line, the spraying device comprises an automatic rotating spray head and a water delivery pipe arranged on the upper part of the thin-film greenhouse body, the ventilating device comprises a variable frequency fan, the automatic air adjusting device comprises an intelligent air transmission regulator, an air supply pipe and an air supply outlet arranged on the air supply pipe, the external sun shading device comprises a rail-type self-propelled roller shutter machine, a convenient slide rail, a transmission rod and a sun shading roller shutter. The remote on-line monitoring device consists of an intelligent remote digital camera. The LED digital display device is composed of an LED digital display screen.
The film greenhouse body is an arched single greenhouse with a steel frame structure covered with a light-transmitting plastic film, and a phase change regulating device is mainly built on the lower part of the north vertical surface of the greenhouse body, so that the film greenhouse body mainly plays two roles: firstly, the enclosure structure of the traditional plastic greenhouse is improved, and the stability and wind resistance of the greenhouse body are improved; and secondly, a heat preservation and heat storage temperature adjusting device is added on the north vertical surface, so that the indoor environment can be adjusted through two modes of passive heat storage and release and active air circulation.
The fixing plate and the plastic foam insulation board are arranged on the lower portion of the north vertical surface of the greenhouse, the length direction of the greenhouse is arranged in a through mode, the fixing plate is used as a part of an outer protection structure of the greenhouse, the fixing plate is firmly arranged on the ground and nailed on a greenhouse column to play a role in bearing, stabilizing and resisting pressure, and the plastic foam insulation board is tightly attached to the fixing plate in a bolted mode and is adhered in an adhesive mode and used for heat preservation and heat insulation.
The air circulation pump and the heat storage and exchange energy storage box are arranged in parallel in the vertical direction and are connected through a circulating air pipe, wherein 2 heat storage and exchange energy storage boxes are arranged on the ground in the middle of the greenhouse and on the front side of the paraffin transparent tempering plate side by side, 2 air circulation pumps are arranged on a platform consisting of a fixed plate, a plastic foam heat insulation plate and the paraffin transparent tempering plate side by side, the air circulation pump and the heat storage and exchange energy storage boxes are provided with RS-485 communication devices and are connected with an intelligent control cabinet on line, and the intelligent control cabinet can be remotely controlled on line or manually.
The circulating air port and the heat storage and exchange energy storage box are arranged in parallel, and 1 air port is respectively arranged at the left side and the right side of the circulating air port at equal intervals, so that air can be supplied or returned.
The intelligent control cabinet is an independent control unit of the greenhouse, and mainly comprises a control panel, a set key, a liquid crystal digital display screen, a PLC (programmable logic controller) and a wireless signal transceiver module, takes an MSP430F149 single chip microcomputer as a control core, and is in online connection with an environment wireless sensing device, an intelligent execution device, a phase change regulation and control device, a remote online monitoring device and an LED digital display device in the greenhouse through constructing a local area network, so that the start, stop and running states of the devices are controlled, and the temperature, the humidity, the illumination intensity and the CO are automatically realized2The concentration adjustment operation behavior and the historical data are stored, and meanwhile, a user can access to the network through a computer or a mobile phone to connect, so that remote control can be achieved.
The temperature, humidity, illuminance and CO2The concentration four-in-one wireless sensor adopts RS-485 communication, 2 groups are provided, each group comprises 2 sensors, the height between the lower sensor and the ground is 30cm, the height between the upper sensor and the ground is 150cm, the sensors are tied by hanging nylon ropes and then hung at the left and right nodes of the middle top beam of the greenhouse in the length direction trisection, and the sensors are used for measuring the temperature, the humidity, the illumination intensity and the CO of the crop growth environment2And (4) uploading monitoring data in real time through a wireless network transmission mode.
The soil temperature and humidity wireless sensor is buried underground, adopts RS-485 communication, is respectively inserted at the left node and the right node of the longitudinal middle part and the length direction trisection of the ground soil of the greenhouse and is used for measuring the temperature and the humidity of the soil and uploading monitoring data in real time in a wireless network transmission mode.
The illumination compensation lamp is accurately controlled by an electromagnetic valve, the RS-485 communication module is preassembled and installed on a beam at the middle top of the greenhouse through a hoisting stainless chain line, the illumination compensation lamp is used for supplementing illumination in the crop growth process, promoting crop photosynthesis, and monitoring data are uploaded in real time through a wireless network transmission mode.
The automatic rotary spray nozzle is precisely controlled by an electromagnetic valve, RS-485 communication modules are preassembled and installed on the water pipe at equal intervals, and remote online automatic control and real-time manual control can be realized according to monitoring information and a preset control threshold value, so that the automatic rotary spray nozzle is used for crop spray irrigation water supplement and spray cooling.
The variable frequency fan is accurately controlled by the electromagnetic valve, the RS-485 communication module is preassembled and arranged on the east vertical surface of the greenhouse, and holes are reserved, so that remote online automatic control and real-time manual control can be realized, and the variable frequency fan is used for ventilating, ventilating and cooling.
The intelligent air transmission regulator, the air supply outlet and the air supply pipe are sequentially arranged in the middle of the lower part of the south vertical surface of the greenhouse, the RS-485 communication module is preassembled in the intelligent air transmission regulator, and remote online automatic control and real-time manual control can be realized according to monitoring information and a preset control threshold value and are used for heating, refrigerating and dehumidifying.
The rail type self-propelled roller shutter machine is accurately controlled by an electromagnetic valve, an RS-485 communication module is preassembled, one side of the rail type self-propelled roller shutter machine is fixedly arranged on a convenient sliding rail, the other side of the rail type self-propelled roller shutter machine is fixedly connected with a transmission rod, the transmission rod is driven to roll/release the sunshade roller shutter, and remote online automatic control and real-time manual control can be achieved.
The convenient slide rail is made of two arch stainless steels, is arranged on the east side edge of the arch outer slope surface of the greenhouse and is used as a moving rail of the rail-type self-propelled rolling shutter machine.
The sunshade roller shutter is coiled on the transmission rod and plays a role in shading sunlight.
The intelligent remote digital camera is remotely connected with the intelligent control cabinet in a wireless mode through RS-485 communication, and 2 groups of the intelligent remote digital camera are respectively installed on the middle upper part and the upper part of the east-west vertical surface of the greenhouse in a downward inclined mode and used for online monitoring of the internal environment and the artificial action of the greenhouse and can perform voice talkback.
The LED digital display screen is remotely connected with the intelligent control cabinet in a wireless mode through RS-485 communication, is arranged at the middle upper part of the east side vertical surface of the greenhouse and is used for displaying the number and the name of the greenhouse and simultaneously displaying the ambient temperature, the humidity, the illumination intensity and the CO for crop growth2Concentration, etc.
The utility model has the advantages that: (1) the phase change regulating and controlling device absorbs abundant solar radiation energy through built-in paraffin materials and air circulation flow, stores the solar radiation energy in the forms of sensible heat and latent heat, and effectively and sequentially utilizes the solar radiation energy when the indoor temperature fluctuates; (2) the built-in paraffin material gives full play to the latent heat performance of phase change, provides stable and continuous heat in spring and winter, absorbs heat in summer and autumn and cools, and realizes passive regulation and control of the thermal environment in the greenhouse; (3) the environment wireless sensing device realizes real-time monitoring and transmission of growth environment information of crops planted in the greenhouse, provides timely and accurate environmental parameters for the intelligent control management device, and provides reference basis for accurate production regulation and control; (4) the intelligent control management device can not only perform online high-precision measurement, real-time acquisition and processing analysis on environmental parameters in the production process of the greenhouse, but also realize intelligent regulation and control of temperature regulation, humidity control, light supplement, irrigation, ventilation, sun shading and the like, thereby achieving the purposes of increasing the yield of crops, improving the quality, regulating the growth cycle and improving the economic benefit; (5) the phase change energy storage measures and the intelligent automatic regulation are organically combined, a suitable growing environment is created for the crops together, the annual planting and growing requirements of the crops are met, different crops are efficiently produced at different time intervals in a high-quality mode, and a solution is provided for effectively solving the problem of out-of-season melon, fruit and vegetable supply.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention.
Wherein: 1. the greenhouse comprises a thin film greenhouse body, 2 parts of fixing plates, 3 parts of plastic foam heat-insulation plates, 4 parts of paraffin-containing transparent toughened plates, 5 parts of air circulating pumps, 6 parts of heat storage and exchange energy storage tanks, 7 parts of circulating air pipes, 8 parts of circulating air ports, 9 parts of intelligent control cabinets, 10 parts of temperature, humidity, illuminance and CO2The intelligent remote digital camera comprises a concentration four-in-one wireless sensor, 11 parts of a hanging nylon rope, 12 parts of a soil temperature and humidity wireless sensor, 13 parts of an illumination compensation lamp, 14 parts of a hanging stainless chain line, 15 parts of an automatic rotating spray head, 16 parts of a water delivery pipe, 17 parts of a variable frequency fan, 18 parts of an intelligent air transmission regulator, 19 parts of an air supply outlet, 20 parts of an air supply pipe, 21 parts of a rail type self-propelled roller shutter machine, 22 parts of a convenient slide rail, 23 parts of a transmission rod, 24 parts of a sun-shading roller shutter, 25 parts of an intelligent remote digital camera and 26 parts of an LED digital display screen.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. The drawings are simplified schematic diagrams for illustrating the basic structure, key components and main usage of the present invention, and thus embodiments of the present invention are not limited thereto.
A phase change film greenhouse and an indoor hot and humid light environment intelligent regulation and control system thereof as shown in figure 1 comprise a film greenhouse, a phase change regulation and control device, an intelligent control management device, an environment wireless sensing device, an intelligent execution device, a remote online monitoring device and an LED digital display device. The film greenhouse comprises a film greenhouse body (1). The phase change regulating and controlling device consists of a plurality of fixing plates (2), a plurality of plastic foam heat-insulating plates (3), a plurality of transparent tempering plates (4) containing paraffin, an air circulating pump (5), a heat storage and exchange energy storage box (6), a circulating air pipe (7) and a circulating air port (8). The film greenhouse body (1) is an arched single greenhouse with a steel frame structure covered with a light-transmitting plastic film, and a phase change regulation and control device is mainly built at the lower part of the north vertical surface of the greenhouse body, so that the film greenhouse body (1) mainly plays two roles: firstly, the enclosure structure of the traditional plastic greenhouse is improved, and the stability and wind resistance of the greenhouse body are improved; and secondly, a heat preservation and heat storage temperature adjusting device is added on the north vertical surface, so that the indoor environment can be adjusted through two modes of passive heat storage and release and active air circulation. Thin film greenhouse body (1) north side facade lower part is located in fixed plate (2), and greenhouse length direction leads to long laying, as the partly of greenhouse external enclosure structure, and fixed plate (2) firmly lay in ground, nail joint on the shed post, play the bearing, stabilize, resistance to compression effect, and fixed plate (2), plastic foam heated board (3) and contain transparent tempering board of paraffin (4) set gradually from outer to inner, contain transparent tempering board of paraffin (4) for the hollow cuboid shape in inside that is formed by transparent tempering glass amalgamation for absorb and store solar radiation energy daytime, solidify gradually night, release heat, the inside day and night energy consumption of balanced greenhouse. The both ends of circulation tuber pipe (7) are connected with holding heat transfer energy storage case (6) respectively, are connected with air circulating pump (5) on circulation tuber pipe (7), and partly of circulation tuber pipe (7) are located in containing transparent tempering board of paraffin (4) with snakelike form, contain transparent tempering board of paraffin (4) inside paraffin filling, and transparent tempering board of paraffin (4) one side is located in circulation wind gap (8), circulation wind gap (8) with hold heat transfer energy storage case (6) in parallel, circulation wind gap (8) link to each other with holding heat transfer energy storage case (6) through the tuber pipe, can enough supply air, also can the return air. 2 air circulating pumps (5) and 2 heat storage and exchange energy storage tanks (6) are respectively arranged, the center of the length of the greenhouse is used as a boundary, and the two parts are divided into a left circulation part and a right circulation part, wherein the heat storage and exchange energy storage tanks (6) are used for sensible heat exchange and energy storage, and internal heat storage media are pebble gravel.
Air circulating pump (5), hold and trade heat energy storage case (6) vertical direction and arrange side by side, connect by circulation tuber pipe (7), wherein 2 hold and trade heat energy storage cases (6) and lay side by side at big-arch shelter middle part ground, contain the front side of transparent tempering board of paraffin (4), 2 air circulating pump (5) are laid side by fixed plate (2), foam insulation board (3), contain on the platform that transparent tempering board of paraffin (4) constitutes, air circulating pump (5), hold and trade heat energy storage case (6) and be equipped with RS-485 communication, on-line connection intelligence control cabinet (9), can long-range online or manual control.
The intelligent control management device is composed of an intelligent control cabinet (9). The environment wireless sensing device consists of temperature, humidity, illuminance and CO2The concentration four-in-one wireless sensor (10), a hanging nylon rope (11) and a soil temperature and humidity wireless sensor (12), wherein the hanging nylon rope (11) is arranged on the roof of the thin film greenhouse body (1), and the temperature, humidity, illuminance and CO are measured2Concentration four-in-one wireless transmitterThe sensor (10) is arranged on the hanging nylon rope (11), and the soil temperature and humidity wireless sensor (12) is buried. The intelligent execution device comprises a light supplementing device, a spraying device, a ventilating device, an automatic air adjusting device and an external sun shading device, wherein the light supplementing device consists of a hoisting stainless chain line (14) arranged on the top of the greenhouse and a lighting compensation lamp (13) fixed on the hoisting stainless chain line (14), the spraying device consists of an automatic rotating spray head (15) and a water conveying pipe (16) arranged on the upper part of the thin film greenhouse body (1), the ventilating device consists of a variable frequency fan (17), the automatic air adjusting device consists of an intelligent air transmission regulator (18), an air conveying pipe (20) and an air supply opening (19) arranged on the air conveying pipe (20), the external sun shading device consists of a rail type self-propelled curtain rolling machine (21), a convenient slide rail (22), a transmission rod (23) and a sun shading curtain (24), the convenient slide rail (22) is made of two arched stainless steels and is arranged on the east side edge of the arched outer slope surface of, the sun-shading roller blind (24) is wound on the transmission rod (23) as a motion track of the track type self-propelled roller blind machine (21). The remote online monitoring device consists of an intelligent remote digital camera (25). The LED digital display device consists of an LED digital display screen (26).
The temperature, humidity, illuminance and CO2The concentration four-in-one wireless sensor (10) adopts RS-485 communication, 2 groups are provided, each group comprises 2 sensors, the height between the lower sensor and the ground is 30cm, the height between the upper sensor and the ground is 150cm, the sensors are tied by hanging nylon ropes (11) and then hung at the left and right nodes of the middle top beam of the greenhouse in the length direction trisection, and the sensors are used for measuring the temperature, the humidity, the illumination intensity and the CO of the crop growth environment2And (4) uploading monitoring data in real time through a wireless network transmission mode.
The soil temperature and humidity wireless sensor (12) is buried, is respectively inserted at the left node and the right node of the longitudinal middle part and the trisection of the length direction of the ground soil of the greenhouse by adopting RS-485 communication, is used for measuring the temperature and humidity of the soil, and uploads monitoring data in real time in a wireless network transmission mode.
The phase change regulating and controlling device consists of a fixing plate (2), a plastic foam heat insulation plate (3), a paraffin-containing transparent toughened plate (4), an air circulating pump (5), a heat storage and exchange energy storage box (6), a circulating air pipe (7) and a circulating air port (8), is connected with an intelligent control cabinet (9) in a wireless mode, is controlled by a control panel, receives solar irradiation in spring and winter, absorbs solar radiation energy by paraffin materials in the paraffin-containing transparent toughened plate (4) and air circulating in the circulating air pipe (7), stores heat energy after exchanging heat with gravel in the heat storage and exchange energy storage box (6), and releases hot air by the circulating air port (8) to supplement heat loss in the greenhouse when the environmental temperature in the greenhouse fluctuates continuously; in summer and autumn, the weather is hot, the ambient temperature is high, the circulating air port (8) reversely absorbs high-temperature air in the greenhouse, the high-temperature air flows in the circulating air pipe (7), the paraffin material in the transparent tempering plate (4) containing paraffin absorbs and stores heat, and the air is discharged and supplied through the circulating air port (8) after the air temperature is reduced to form air circulation for cooling the greenhouse.
The plastic foam heat insulation board (3) provides heat insulation guarantee for the paraffin-containing transparent tempered plate (4), and heat dissipated from the paraffin-containing transparent tempered plate (4) is prevented from flowing outdoors.
The paraffin-containing transparent tempered plate (4) can slow down direct sunlight, reflect partial sunlight and reduce illumination intensity in summer and autumn, and simultaneously stores solar radiation energy to realize energy transfer and valley filling so as to meet the requirement of a greenhouse on a night thermal environment; the material is used as a heat-preservation heat-storage heating material in spring and winter, on one hand, the corrosion of external cold air is slowed down, the loss of a large amount of heat is avoided, on the other hand, the phase change latent heat performance is fully exerted to supply heat for the environment, and the low-cost regulation and control of the greenhouse thermal environment are realized.
The intelligent control cabinet (9) is an independent control unit of the greenhouse, and mainly comprises a control panel, a set key, a liquid crystal digital display screen, a PLC (programmable logic controller) and a wireless signal transceiver module, takes an MSP430F149 single chip microcomputer as a control core, and is connected with an environment wireless sensing device, an intelligent execution device, a phase change regulation and control device, a remote online monitoring device and an LED digital display device in the greenhouse on line by constructing a local area network, so that the start, stop and running states of the devices are controlled, and the temperature, the humidity, the illumination intensity and the CO are automatically realized2The concentration adjustment operation behavior and the historical data are stored, and meanwhile, a user can access to the network through a computer or a mobile phone to connect, so that remote control can be achieved. The intelligent control management device is a production management center of the greenhouse and receives crop growth environment information uploaded by the environment wireless sensing device in real timeAnd comparing and analyzing the current crop growth environment parameter with a set environment parameter threshold value to check whether the current crop growth environment parameter is in a proper range. If a certain environmental parameter is abnormal, the intelligent control cabinet (9) sends an action instruction to the intelligent execution device to actively adjust the internal environment of the greenhouse and ensure that each environmental parameter is suitable for the growth and development of crops. In addition, face and fingerprint identification ware are installed to intelligence control cabinet (9), adopt management, technique and the operating personnel of face and fingerprint identification technique discernment big-arch shelter, avoid the maloperation of idle man etc. to influence big-arch shelter normal production.
The environment wireless sensing device monitors the growth environment of greenhouse crops in real time, uploads monitoring data in real time, provides reference data for a PLC (programmable logic controller) in an intelligent control cabinet (9) to analyze and decide, guide production and issue operation instructions, participates in intelligent control as a basic variable of intelligent control, and ensures that the crops have a good and appropriate growth environment.
The intelligent execution device receives the action instruction issued by the intelligent control cabinet (9), issues the regulation and control tasks to each regulation device, and controls the operation of each device.
The illumination compensation lamp (13) is accurately controlled by the electromagnetic valve, the RS-485 communication module is preassembled and installed on a beam at the middle top of the greenhouse through the hoisting stainless chain line (14), illumination intensity compensation can be provided for crops, and in the process of crop growth and development, if weather with weak illumination intensity such as rainy and snowy days, cloudy days and haze days is encountered, illumination intensity compensation is provided for the crops, so that the requirement of crop photosynthesis is met, and normal physiological activities of the crops are guaranteed.
The automatic rotating spray head (15) plays two roles, firstly, water is sprayed for crops to irrigate in the growth process of the crops, and the normal physiological requirements of the crops are ensured; secondly, the temperature is reduced by spraying in hot weather, so that the crops are prevented from being damaged by high temperature and the growth and development of the crops are prevented from being influenced. The automatic rotary spraying device is characterized in that the water conveying pipe (16) is a PE hot-melting sprinkling irrigation pipe, 4 spraying pipes are arranged on the inner side of the front slope surface and the rear slope surface of the arched greenhouse in an equal division mode, the automatic rotary spraying head (15) is accurately controlled by an electromagnetic valve, RS-485 communication modules are preassembled and installed on the water conveying pipe (16) at equal intervals, and remote online automatic control and real-time manual control can be realized according to monitoring information and a preset control threshold value, so that the automatic rotary spraying device is used for crop sprinkling irrigation, water supplementing and spraying.
The variable frequency fan (17) is precisely controlled by an electromagnetic valve, and a pre-installed RS-485 communication module is arranged on the east vertical surface of the greenhouse and used for ventilating, ventilating and cooling the greenhouse, and the power, the wind speed, the strength and the like can be adjusted according to actual conditions.
The intelligent air transmission regulator (18) is an intelligent control multifunctional air conditioning device, is pre-provided with an RS-485 communication module, can realize remote online automatic control and real-time manual control according to monitoring information and a preset control threshold value, can supply heat, refrigerate and dehumidify for the greenhouse, is mainly used for heat supply in spring and winter, temperature reduction in summer and autumn and four-season dehumidification, and supplies heat to the internal environment of the greenhouse together with the phase change regulation and control device when in cold weather in spring and winter; in hot weather of high temperature in summer and autumn, the temperature of the internal environment of the greenhouse is reduced together with the phase change regulating device, the automatic rotating spray head (15), the variable frequency fan (17) and the sunshade roller shutter (24).
The rail type self-propelled roller shutter machine (21) is accurately controlled by an electromagnetic valve, an RS-485 communication module is preassembled, the rail type self-propelled roller shutter machine can roll on the convenient sliding rail (22) in two directions, one side of the rail type self-propelled roller shutter machine is fixedly arranged on the convenient sliding rail (22), the other side of the rail type self-propelled roller shutter machine is fixedly connected with a transmission rod (23), the transmission rod (23) is driven to roll/release the sunshade roller shutter (24), and remote online automatic control and real.
The sun-shading rolling curtain (24) is fixedly tied and rolled on the transmission rod (23) and is mainly used for shading, sun-shading and cooling in high-temperature weather with strong sunlight and protecting crops from being damaged by strong light and high temperature.
The intelligent remote digital camera (25) is remotely connected with the intelligent control cabinet (9) in a wireless mode through RS-485 communication, 2 groups of the intelligent remote digital camera are respectively installed on the middle upper part and the upper part of an east-west vertical surface of the greenhouse in a downward inclined mode, monitoring in a wider area can be achieved, managers can conveniently conduct remote online monitoring on the growth condition of crops under the on-site unattended condition, technicians can obtain, backup and analyze the on-site data and image information, and necessary basic conditions are provided for utilizing the obtained crop information in the future.
The LED digital display screen (26) is remotely connected with the intelligent control cabinet (9) in a wireless mode through RS-485 communication and is arranged in the greenhouseAnd the middle upper part of the east vertical surface is used for displaying the number and the name of the greenhouse. The LED digital display screen (26) receives the environment monitoring parameters transmitted by the intelligent control management device and displays the environmental temperature, humidity, illumination intensity and CO of crop growth2The real-time data information of the parameters such as concentration and the like is referred by field operators, so that the operators can conveniently process field work.
The foregoing merely illustrates preferred embodiments of the present invention, which are described in considerable detail and detail, but are not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (6)
1. A phase-change film greenhouse and an indoor hot humid light environment intelligent regulation and control system thereof are characterized by comprising a film greenhouse, a phase-change regulation and control device, an intelligent control management device, an environment wireless sensing device, an intelligent execution device, a remote online monitoring device and an LED digital display device; the film greenhouse comprises a film greenhouse body (1); the phase change regulation and control device comprises a fixed plate (2), a plastic foam heat-insulation plate (3), a paraffin-containing transparent tempered plate (4), an air circulating pump (5), a heat storage and exchange energy storage box (6), a circulating air pipe (7) and a circulating air port (8), wherein the fixed plate (2) is arranged at the lower part of the north side vertical surface of the thin film greenhouse body (1), the fixed plate (2), the plastic foam heat-insulation plate (3) and the paraffin-containing transparent tempered plate (4) are sequentially arranged from outside to inside, the paraffin-containing transparent tempered plate (4) is in a hollow cuboid shape formed by splicing transparent tempered glass, two ends of the circulating air pipe (7) are respectively connected with the heat storage and exchange energy storage box (6), the circulating air pipe (7) is connected with the air circulating pump (5), one part of the circulating air pipe (7) is arranged in the paraffin-containing transparent tempered plate (4) in a snake shape, paraffin-containing transparent tempered plate (4) is internally filled with, the circulating air port (8) is arranged on one side of the paraffin transparent tempering plate (4), the circulating air port (8) and the heat storage and exchange energy storage box (6) are arranged in parallel, and the circulating air port (8) is connected with the heat storage and exchange energy storage box through an air pipeThe energy boxes (6) are connected; the intelligent control management device consists of an intelligent control cabinet (9); the environment wireless sensing device consists of temperature, humidity, illuminance and CO2The concentration four-in-one wireless sensor (10), a hanging nylon rope (11) and a soil temperature and humidity wireless sensor (12), wherein the hanging nylon rope (11) is arranged on the roof of the thin film greenhouse body (1), and the temperature, humidity, illuminance and CO are measured2The concentration four-in-one wireless sensor (10) is arranged on the hanging nylon rope (11), and the soil temperature and humidity wireless sensor (12) is buried; the intelligent execution device comprises a light supplementing device, a spraying device, a ventilating device, an automatic air adjusting device and an external sun shading device, wherein the light supplementing device consists of a hoisting stainless chain line (14) arranged on the top of the greenhouse and a lighting compensation lamp (13) fixed on the hoisting stainless chain line (14), the spraying device consists of an automatic rotating spray head (15) and a water conveying pipe (16) arranged on the upper part of the thin film greenhouse body (1), the ventilating device consists of a variable frequency fan (17), the automatic air adjusting device consists of an intelligent air transmission regulator (18), an air conveying pipe (20) and an air supply opening (19) arranged on the air conveying pipe (20), and the external sun shading device consists of a rail type self-propelled roller shutter machine (21), a convenient slide rail (22), a transmission rod (23) and a sun shading roller shutter (24); the remote online monitoring device consists of an intelligent remote digital camera (25); the LED digital display device consists of an LED digital display screen (26).
2. The phase-change film greenhouse and the intelligent indoor hot and humid environment regulation and control system thereof as claimed in claim 1, wherein the film greenhouse body (1) is an arched single greenhouse with a steel frame structure covered with a transparent plastic film.
3. The intelligent regulation and control system for the phase-change film greenhouse and the indoor hot and humid light environment of the greenhouse as claimed in claim 1, wherein the air circulation pump (5) and the heat and energy storage tank (6) are arranged in parallel in the vertical direction and are connected by a circulation air pipe (7), the heat and energy storage tank (6) is arranged on the ground in the middle of the greenhouse and on the front side of the paraffin-containing transparent tempering plate (4) side by side, and the air circulation pump (5) is arranged on a platform consisting of a fixing plate (2), a plastic foam heat insulation plate (3) and the paraffin-containing transparent tempering plate (4) side by side.
4. The phase-change film greenhouse and the indoor thermal-humid-light environment intelligent control system thereof as claimed in claim 1, wherein the temperature, humidity, illuminance and CO are controlled by the intelligent control system2The concentration four-in-one wireless sensors (10) are 2 groups, each group is 2, the height from the lower sensors to the ground is 30cm, the height from the upper sensors to the ground is 150cm, and the sensors are tied by hanging nylon ropes (11) and then hung at trisection nodes in the length direction of a beam at the top of the middle of the greenhouse.
5. The phase-change film greenhouse and the indoor hot and humid environment intelligent control system thereof as claimed in claim 1, wherein the water delivery pipe (16) is a PE hot-melt sprinkling irrigation pipe, and 4 pipes are equally distributed on the inner sides of the front and rear slopes of the arched greenhouse.
6. The intelligent regulation and control system for the phase-change film greenhouse and the indoor hot and humid light environment of the greenhouse as claimed in claim 1, wherein the convenient slide rail (22) is made of two arched stainless steels and is installed at the east edge of the arched outer slope of the greenhouse to serve as a moving rail of the rail-type self-propelled rolling shutter machine (21), one side of the rail-type self-propelled rolling shutter machine (21) is fixedly installed on the convenient slide rail (22), and the other side of the rail-type self-propelled rolling shutter machine is fixedly connected with the transmission rod (23).
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114080936A (en) * | 2021-09-30 | 2022-02-25 | 陕西科技大学 | Broadcasting type agricultural greenhouse control device and control method based on artificial intelligence |
| CN114375806A (en) * | 2022-01-18 | 2022-04-22 | 河南工程学院 | Agricultural irrigation device convenient for detecting environment state |
| CN115242842A (en) * | 2022-07-23 | 2022-10-25 | 曲阜师范大学 | Self-adaptive positioning mechanism and management and control method based on greenhouse multi-sensor environment |
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2020
- 2020-05-27 CN CN202020929334.8U patent/CN212112258U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114080936A (en) * | 2021-09-30 | 2022-02-25 | 陕西科技大学 | Broadcasting type agricultural greenhouse control device and control method based on artificial intelligence |
| CN114375806A (en) * | 2022-01-18 | 2022-04-22 | 河南工程学院 | Agricultural irrigation device convenient for detecting environment state |
| CN115242842A (en) * | 2022-07-23 | 2022-10-25 | 曲阜师范大学 | Self-adaptive positioning mechanism and management and control method based on greenhouse multi-sensor environment |
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