A greenhouse sterilization system for crop cultivation

Abstract

The invention relates to the technical field of crop cultivation, and discloses a greenhouse sterilization system for crop cultivation, which is composed of a sterilization module, an ozone generation module, a chemical spray module, a temperature and humidity adjustment module, a control system, a monitoring system and an alarm system; the sterilization module is used to kill pathogenic microorganisms in the greenhouse; the ozone generation module generates ozone gas by principles such as high-voltage discharge or ultraviolet irradiation; the chemical spray module is used to store, transport and spray various sterilization chemicals; the temperature and humidity adjustment module is used to monitor the temperature and humidity in the greenhouse in real time; the control system receives signals from various sensors in the sterilization module, the ozone generation module, the chemical spray module and the temperature and humidity adjustment module, and controls opening and closing; the monitoring system is used to monitor the environmental conditions in the greenhouse and the growth conditions of crops; the alarm system is a system for issuing an alarm when a system failure or abnormal situation occurs.

Description

Technical Field

[0001] The invention relates to the technical field of crop cultivation, and in particular to a greenhouse sterilization system for crop cultivation. Background Art

[0002] The greenhouse sterilization system for crop cultivation is a set of comprehensive equipment designed specifically to protect crops in greenhouses from pathogens. It mainly uses a variety of sterilization techniques such as physical, chemical or biological methods to sterilize the air, soil and crop surface in the greenhouse, thereby reducing the risk of crop disease, improving crop yield and quality, and providing a relatively clean and healthy environment for agricultural production.

[0003] In the existing technology, a widespread distribution method is mostly adopted to make the sterilization system cover all crops. However, due to factors such as uneven air flow in the greenhouse and complex crop planting layout, insufficient local concentration occurs, causing some pathogens to survive and continue to harm crops. Summary of the invention

[0004] In view of the deficiencies of the prior art, the present invention provides a greenhouse sterilization system for crop cultivation.

[0005] To achieve the above object, the present invention provides the following technical solutions: A greenhouse sterilization system for crop cultivation, which is a sterilization system composed of a sterilization module, an ozone generation module, a chemical spray module, a temperature and humidity adjustment module, a control system, a monitoring system and an alarm system;

[0006] in,

[0007] Sterilization module: used to kill pathogenic microorganisms in the greenhouse;

[0008] Ozone generation module: generates ozone gas by using principles such as high voltage discharge or ultraviolet irradiation;

[0009] Chemical spray module: used for storing, transporting and spraying various sterilization chemicals;

[0010] Temperature and humidity adjustment module: used to monitor the temperature and humidity in the greenhouse in real time;

[0011] Control system: receives signals from various sensors in the sterilization module, ozone generation module, chemical spray module and temperature and humidity adjustment module, and controls opening and closing;

[0012] Monitoring system: used to monitor the environmental conditions and crop growth conditions in the greenhouse;

[0013] Alarm system: A system used to sound an alarm when a system malfunctions or abnormal conditions occur.

[0014] Preferably, the sterilization module is used to control the ultraviolet sterilization device, including an ultraviolet lamp: an ultraviolet lamp is used to emit ultraviolet rays of a specific wavelength with a sterilization effect, 253.7nm, and ultraviolet rays destroy the DNA or RNA structure of the bacteria, making them lose their reproduction and survival ability. The number and power of the lamps are reasonably configured according to the area and shape of the greenhouse to ensure that the ultraviolet rays evenly cover the entire greenhouse space;

[0015] Reflector: The reflector installed around the UV lamp is made of a material with good reflective properties, which can reflect UV rays in a specific direction, improve the utilization efficiency of UV rays, reduce energy waste, and make the sterilization effect more significant;

[0016] Protective mesh cover: In order to prevent people from accidentally touching the ultraviolet lamp and getting hurt, a protective mesh cover is installed on the outside of the lamp. The mesh cover is made of ultraviolet-resistant and corrosion-resistant materials, which can ensure safety without having a significant impact on the emission and propagation of ultraviolet rays.

[0017] Preferably, the ozone generating module is used to control the ozone generating device, including an ozone generator: using the principle of high voltage discharge or ultraviolet irradiation to generate ozone gas, using the strong oxidizing property of ozone to quickly oxidize various enzymes and proteins in the bacteria cells, thereby achieving the purpose of sterilization and disinfection;

[0018] The output of the ozone generator is adjusted according to the volume of the greenhouse and the sterilization requirements to ensure that the ozone concentration in the greenhouse reaches the effective sterilization concentration of 0.2-0.5ppm within the appropriate time;

[0019] Ozone delivery pipeline: A pipeline system that transports the ozone gas produced by the ozone generator to various areas in the greenhouse. The pipeline is made of corrosion-resistant and well-sealed materials, and there are multiple air outlets evenly distributed on the pipeline so that ozone can be evenly diffused in the greenhouse space.

[0020] Preferably, the chemical spray module is used in the chemical spray device, including a chemical storage tank: a container for storing various sterilization chemicals, the material of the storage tank should be compatible with the chemical properties of the stored chemicals, and have good corrosion resistance and sealing properties. The storage tank is equipped with a liquid level meter and a chemical addition port, which is convenient for monitoring the chemical liquid level at any time and replenishing the chemical in time;

[0021] Spray pump: a device that extracts and pressurizes the pesticide from the storage tank and sprays it into the greenhouse in the form of mist through the spray pipe and nozzle. The pressure and flow of the spray pump can be adjusted as needed to ensure that the pesticide is evenly covered on the crop surface and every corner of the greenhouse;

[0022] Spray pipes and nozzles: The spray pipes connect the spray pumps to the nozzles. The pipe layout should be reasonable to avoid blind spots in the spraying of the agent. There are various types of nozzles, which should be selected according to different spraying needs. The installation height and angle of the nozzles should be designed to maximize the contact between the agent and the germs and exert a bactericidal effect.

[0023] Preferably, the temperature and humidity adjustment module is used to control the temperature and humidity adjustment device, including a temperature sensor and a humidity sensor: respectively used to monitor the temperature and humidity in the greenhouse in real time, the sensor should have high accuracy, accurately reflect the temperature and humidity changes in the greenhouse, and install the sensor in the greenhouse at a height of about 1.5-2 meters from the ground to avoid interference from local environmental factors;

[0024] Heating equipment and ventilation equipment: When the temperature sensor detects that the temperature in the greenhouse is lower than the suitable temperature required for crop growth, the heating equipment starts working to increase the temperature in the greenhouse;

[0025] When the humidity sensor detects that the humidity in the greenhouse is too high, the ventilation equipment is turned on to increase air circulation and reduce humidity through the temperature and humidity adjustment device;

[0026] Create an environmental condition that is conducive to the growth of crops and unfavorable to the growth of pathogens.

[0027] Preferably, the control system is the core control unit of the sterilization system, which receives signals from various sensors in the ultraviolet sterilization device, ozone generating device, chemical spray device and temperature and humidity control device, such as ultraviolet intensity, ozone concentration, chemical liquid level, temperature and humidity. According to pre-set programs and parameters, the controller automatically controls and adjusts the working status of each device.

[0028] Preferably, the monitoring system collects environmental parameters such as temperature, humidity, light, carbon dioxide concentration, etc. in the greenhouse in real time through sensors, as well as the growth height, leaf area, and fruit quantity growth parameters of crops. These data help the control system to better adjust the working state and working time of the sterilization equipment;

[0029] A monitoring sensor is also installed at the end of the pipeline to monitor the working status of each worker in the greenhouse and the growth parameters of crops in real time.

[0030] Preferably, the alarm system sends an alarm to the user through sound, light, text message, or phone call, reminding the user to take timely measures to deal with the problem.

[0031] Compared with the prior art, the present invention provides a greenhouse sterilization system for crop cultivation, which has the following beneficial effects:

[0032] 1. The greenhouse sterilization system for crop cultivation uses a variety of sterilization methods such as ultraviolet rays, ozone and chemical agents to effectively kill different types of pathogens, greatly improving the efficiency and comprehensiveness of sterilization and reducing the chance of crop disease.

[0033] 2. The greenhouse sterilization system for crop cultivation has an intelligent control system that can automatically adjust the working status of each sterilization device and temperature and humidity control device according to the actual situation in the greenhouse. It does not require frequent manual intervention, saves labor costs, and ensures the accuracy and stability of the system operation.

[0034] 3. In the greenhouse sterilization system for crop cultivation, during the sterilization process, ozone will decompose into oxygen after a certain period of time, and will not cause residual pollution to the environment and crops in the greenhouse; the amount of chemical agents used and the spray range can be precisely controlled to reduce the risk of chemical pollution to the soil and water sources.

[0035] 4. The greenhouse sterilization system for crop cultivation creates a healthy growth environment for crops by effectively killing pathogens, reducing the damage of pests and diseases to crops, thereby improving the quality of crops, such as the taste and appearance of fruits, while also increasing the yield of crops and the economic benefits of agricultural production. DETAILED DESCRIPTION

[0036] The following will be combined with the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0037] A greenhouse sterilization system for crop cultivation, which is composed of a sterilization module, an ozone generation module, a chemical spray module, a temperature and humidity adjustment module, a control system, a monitoring system and an alarm system;

[0038] in,

[0039] Sterilization module: used to kill pathogenic microorganisms in the greenhouse; the sterilization module is used to control the ultraviolet sterilization device, including ultraviolet lamps: ultraviolet lamps are used to emit ultraviolet rays of a specific wavelength with sterilization effect, 253.7nm. Ultraviolet rays destroy the DNA or RNA structure of pathogens, making them lose their ability to reproduce and survive. The number and power of the lamps are reasonably configured according to the area and shape of the greenhouse to ensure that the ultraviolet rays can evenly cover the entire greenhouse space;

[0040] Reflector: The reflector installed around the UV lamp is made of a material with good reflective properties. It can reflect UV rays in a specific direction, improve the utilization efficiency of UV rays, reduce energy waste, and make the sterilization effect more significant.

[0041] Protective mesh cover: In order to prevent people from accidentally touching the ultraviolet lamp and getting hurt, a protective mesh cover is installed on the outside of the lamp. The mesh cover is made of ultraviolet-resistant and corrosion-resistant materials, which can ensure safety without having a significant impact on the emission and propagation of ultraviolet rays.

[0042] Ozone generation module: uses high voltage discharge or ultraviolet radiation to generate ozone gas; the ozone generation module is used to control the ozone generation device, including an ozone generator: uses high voltage discharge or ultraviolet radiation to generate ozone gas, and uses the strong oxidizing property of ozone to quickly oxidize various enzymes and proteins in the bacteria cells, thereby achieving the purpose of sterilization and disinfection;

[0043] The output of the ozone generator is adjusted according to the volume of the greenhouse and the sterilization requirements to ensure that the ozone concentration in the greenhouse reaches the effective sterilization concentration of 0.2-0.5ppm within the appropriate time;

[0044] Ozone delivery pipeline: A pipeline system that transports ozone gas generated by the ozone generator to various areas in the greenhouse. The pipeline is made of corrosion-resistant and well-sealed materials, and there are multiple air outlets evenly distributed on the pipeline so that ozone can be evenly diffused in the greenhouse space.

[0045] Chemical spray module: used for storing, transporting and spraying various sterilizing chemicals; chemical spray module is used for chemical spray device, including agent storage tank: container for storing various sterilizing chemicals, the material of the storage tank should be compatible with the chemical properties of the stored chemicals, with good corrosion resistance and sealing performance, and the storage tank is equipped with a liquid level meter and a drug adding port, which is convenient for monitoring the liquid level of the drug at any time and replenishing the drug in time;

[0046] Spray pump: a device that extracts and pressurizes the pesticide from the storage tank and sprays it into the greenhouse in the form of mist through the spray pipe and nozzle. The pressure and flow of the spray pump can be adjusted as needed to ensure that the pesticide can evenly cover the crop surface and every corner of the greenhouse;

[0047] Spray pipes and nozzles: The spray pipes connect the spray pumps to the nozzles. The pipe layout should be reasonable to avoid blind spots in the spraying of the agent. There are various types of nozzles, which should be selected according to different spraying needs. The installation height and angle of the nozzles should be designed so that the agent can contact the germs to the maximum extent and play a bactericidal role.

[0048] Temperature and humidity adjustment module: used to monitor the temperature and humidity in the greenhouse in real time; the temperature and humidity adjustment module is used to control the temperature and humidity adjustment device, including a temperature sensor and a humidity sensor: respectively used to monitor the temperature and humidity in the greenhouse in real time. The sensor should have high accuracy and accurately reflect the temperature and humidity changes in the greenhouse. The sensor should be installed in the greenhouse at a height of about 1.5-2 meters from the ground to avoid interference from local environmental factors;

[0049] Heating equipment and ventilation equipment: When the temperature sensor detects that the temperature in the greenhouse is lower than the suitable temperature required for crop growth, the heating equipment starts working to increase the temperature in the greenhouse;

[0050] When the humidity sensor detects that the humidity in the greenhouse is too high, the ventilation equipment is turned on to increase air circulation and reduce humidity through the temperature and humidity adjustment device;

[0051] Create an environmental condition that is conducive to the growth of crops and unfavorable to the growth of pathogens.

[0052] Control system: receives signals from various sensors in the sterilization module, ozone generation module, chemical spray module and temperature and humidity adjustment module, and controls opening and closing; the control system is the core control unit of the sterilization system, receiving signals from various sensors in the ultraviolet sterilization device, ozone generation device, chemical spray device and temperature and humidity adjustment device, such as ultraviolet intensity, ozone concentration, agent liquid level, temperature, humidity. According to pre-set programs and parameters, the controller automatically controls and adjusts the working status of each device.

[0053] Monitoring system: used to monitor the environmental conditions and crop growth conditions in the greenhouse; the monitoring system collects real-time environmental parameters such as temperature, humidity, light, carbon dioxide concentration, and growth parameters of crops such as growth height, leaf area, and fruit quantity through sensors. These data help the control system better adjust the working status and working time of the sterilization equipment;

[0054] A monitoring sensor is also installed at the end of the pipeline to monitor the working status of each worker in the greenhouse and the growth parameters of crops in real time.

[0055] Alarm system: A system used to sound an alarm when a system failure or abnormal situation occurs. The alarm system alerts users through sound, light, text message, and phone call to remind users to take timely measures to deal with the problem.

[0056] The ultraviolet sterilization device should be installed on the top of the greenhouse or at a higher position as much as possible so that the ultraviolet rays can be evenly irradiated; the ozone generator and chemical spray device should consider the convenience of pipeline laying and the uniformity of agent spraying, and are generally installed on one side or in the corner of the greenhouse; the sensors of the temperature and humidity control device should be distributed in different areas to accurately reflect the temperature and humidity conditions of the entire greenhouse.

[0057] When in use, after turning on the ultraviolet disinfection device, the ultraviolet lamp emits ultraviolet rays, which spread in the greenhouse and directly irradiate the bacteria, destroying their nucleic acid structure, making it impossible for the bacteria to carry out normal life activities and die. At the same time, the reflective cover reflects part of the ultraviolet rays to enhance the sterilization effect, and the protective mesh cover ensures the safety of personnel;

[0058] The ozone generator generates ozone gas, which is transported into the greenhouse through the ozone delivery pipeline. Ozone diffuses in the greenhouse and, after coming into contact with the bacteria, uses its strong oxidizing properties to oxidize the cell components of the bacteria, achieving the purpose of sterilization and disinfection. The ozone concentration monitoring sensor monitors the concentration in real time to ensure that it is within a safe and effective range;

[0059] According to the disease conditions and sterilization requirements of crops, appropriate chemical agents are selected and the concentration is configured and stored in the agent storage tank. The spray pump extracts and pressurizes the agent, and sprays the agent in the form of mist into the air, crop surface and soil in the greenhouse through the spray pipe and nozzle. After the agent comes into contact with the pathogen, it inhibits or kills the pathogen through chemical reaction;

[0060] The temperature and humidity control device monitors the temperature and humidity in the greenhouse in real time through temperature sensors and humidity sensors. When the temperature is not suitable or the humidity is too high, the corresponding heating equipment or ventilation equipment starts to adjust the temperature and humidity. The appropriate temperature and humidity environment is not only conducive to the growth of crops, but also can inhibit the growth and reproduction of some pathogens, and work together with the sterilization device to improve the sterilization effect and ensure the healthy growth of crops.

[0061] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A greenhouse sterilization system for crop cultivation, characterized in that: It is a sterilization system composed of sterilization module, ozone generation module, chemical spray module, temperature and humidity adjustment module, control system, monitoring system and alarm system; in, Sterilization module: used to kill pathogenic microorganisms in the greenhouse; Ozone generation module: uses high voltage discharge or ultraviolet irradiation principle to generate ozone gas; Chemical spray module: used for storing, transporting and spraying various sterilization chemicals; Temperature and humidity adjustment module: used to monitor the temperature and humidity in the greenhouse in real time; Control system: receives signals from various sensors in the sterilization module, ozone generation module, chemical spray module and temperature and humidity adjustment module, and controls opening and closing; Monitoring system: used to monitor the environmental conditions and crop growth conditions in the greenhouse; Alarm system: A system used to sound an alarm when a system malfunctions or abnormal conditions occur.

2. A greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The sterilization module is used to control the ultraviolet sterilization device, including ultraviolet lamps: ultraviolet lamps are used to emit ultraviolet rays of a specific wavelength with sterilization effect, 253.7nm. Ultraviolet rays destroy the DNA or RNA structure of bacteria, making them lose their reproduction and survival ability. The number and power of the lamps are reasonably configured according to the area and shape of the greenhouse to ensure that the ultraviolet rays evenly cover the entire greenhouse space; Reflector: The reflector installed around the UV lamp is made of a material with good reflective properties, which can reflect UV rays in a specific direction, improve the utilization efficiency of UV rays, reduce energy waste, and make the sterilization effect more significant; Protective mesh cover: In order to prevent people from accidentally touching the ultraviolet lamp and getting hurt, a protective mesh cover is installed on the outside of the lamp. The mesh cover is made of ultraviolet-resistant and corrosion-resistant materials, which can ensure safety without having a significant impact on the emission and propagation of ultraviolet rays.

3. A greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The ozone generation module is used to control the ozone generation device, including an ozone generator: it generates ozone gas by high-voltage discharge or ultraviolet irradiation principle, and uses the strong oxidizing property of ozone to rapidly oxidize various enzymes and proteins in the bacteria cells, thereby achieving the purpose of sterilization and disinfection; The output of the ozone generator is adjusted according to the volume of the greenhouse and the sterilization requirements to ensure that the ozone concentration in the greenhouse reaches the effective sterilization concentration of 0.2-0.5ppm within the appropriate time; Ozone delivery pipeline: A pipeline system that transports the ozone gas produced by the ozone generator to various areas in the greenhouse. The pipeline is made of corrosion-resistant and well-sealed materials, and there are multiple air outlets evenly distributed on the pipeline so that ozone can be evenly diffused in the greenhouse space.

4. A greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The chemical spray module is used for the chemical spray device, including a chemical storage tank: a container for storing various sterilization chemicals. The material of the storage tank should be compatible with the chemical properties of the stored chemicals, with good corrosion resistance and sealing. The storage tank is equipped with a liquid level meter and a chemical addition port to facilitate monitoring of the chemical level at any time and timely replenishment of the chemical. Spray pump: a device that extracts and pressurizes the pesticide from the storage tank and sprays it into the greenhouse in the form of mist through the spray pipe and nozzle. The pressure and flow of the spray pump are adjusted as needed to ensure that the pesticide is evenly covered on the crop surface and every corner of the greenhouse; Spray pipes and nozzles: The spray pipes connect the spray pumps to the nozzles. The pipe layout should be reasonable to avoid blind spots in the spraying of the agent. There are various types of nozzles, which should be selected according to different spraying needs. The installation height and angle of the nozzles should be designed to maximize the contact between the agent and the germs and exert a bactericidal effect.

5. The greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The temperature and humidity adjustment module is used to control the temperature and humidity adjustment device, including a temperature sensor and a humidity sensor: they are used to monitor the temperature and humidity in the greenhouse in real time respectively. The sensor should have high accuracy and accurately reflect the temperature and humidity changes in the greenhouse. The sensor should be installed in the greenhouse at a height of about 1.5-2 meters from the ground to avoid interference from local environmental factors; Heating equipment and ventilation equipment: When the temperature sensor detects that the temperature in the greenhouse is lower than the suitable temperature required for crop growth, the heating equipment starts working to increase the temperature in the greenhouse; When the humidity sensor detects that the humidity in the greenhouse is too high, the ventilation equipment is turned on to increase air circulation and reduce humidity through the temperature and humidity adjustment device; Create an environmental condition that is conducive to the growth of crops and unfavorable to the growth of pathogens.

6. A greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The control system is the core control unit of the sterilization system. It receives signals from various sensors in the ultraviolet sterilization device, ozone generator, chemical spray device and temperature and humidity control device, such as ultraviolet intensity, ozone concentration, chemical liquid level, temperature and humidity. According to pre-set programs and parameters, the controller automatically controls and adjusts the working status of each device.

7. A greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The monitoring system uses sensors to collect real-time environmental parameters such as temperature, humidity, light, and carbon dioxide concentration in the greenhouse, as well as the growth parameters of crop height, leaf area, and fruit quantity. These data help the control system better adjust the working status and working time of the sterilization equipment. A monitoring sensor is also installed at the end of the pipeline to monitor the working status of each worker in the greenhouse and the growth parameters of crops in real time.

8. The greenhouse sterilization system for crop cultivation according to claim 1, characterized in that: The alarm system sends alerts to users through sound, light, text messages, and phone calls, reminding them to take timely measures to deal with the problem.