Automatic vegetable cultivation system and method based on wireless LORA network

Abstract

The invention relates to an automatic vegetable cultivation system and method based on a wireless LORA network. The automatic vegetable cultivation system comprises a liquid storage device, a rotating device, a planting device, a spraying device, a nutrient solution supplementing device, a photosynthetic quantity supplementing device and a control device. The vegetable planting device has the advantages that by arranging the rotating device between the liquid storage device and the planting device, the planting device can be rotated by 180 degrees within a set interval time period, so that the sunny side and the shady side are exchanged, the purpose of uniform illumination is achieved, and the situation that individual vegetable seeds are inconsistent in culture efficiency is avoided; in addition, by arranging nutrient solution supplementing equipment, the nutrient solution in the liquid storage equipment can be automatically supplemented under the condition that the nutrient solution in the liquid storage equipment is insufficient, and the automation efficiency is improved; by arranging the photosynthetic quantity supplementing equipment, photosynthetic quantity supplementing can be automatically conducted on the planting equipment under the condition that the external illumination intensity is insufficient, and the automation efficiency is further improved.

Description

[0001] This application is a divisional application of the application filed on December 28, 2023, with application number 202311845608.X, entitled "An Automated Vegetable Cultivation System and Method Based on a Wireless LoRa Network". Technical Field

[0002] This invention relates to the field of cultivation equipment technology, and in particular to an automated vegetable cultivation system and method based on a wireless LoRa network. Background Technology

[0003] Hydroponic vegetables refer to vegetables that are cultivated in a way that differs from traditional soil cultivation, where most of their roots grow in a nutrient solution layer and they are provided with water, nutrients, and oxygen only by the nutrient solution.

[0004] However, the hydroponic equipment used in traditional greenhouse cultivation is often quite simple, still requiring a significant amount of manual labor for maintenance during vegetable growth, resulting in low operational efficiency. Furthermore, there is still room for improvement in the space utilization and vegetable growth efficiency of existing hydroponic equipment.

[0005] In the field of agricultural IoT applications, wireless LoRa technology allows for the creation of large networks based on multiple devices. With the gradual maturation of wireless networking technology, modern agricultural IoT has the capability for multi-device, long-distance communication.

[0006] Chinese invention patent (CN115777518A) discloses "a novel vegetable hydroponic system". The system mainly consists of a load-bearing body, a nutrient solution circulation device and a power device, which realizes the three-dimensional planting effect, the circulation and replenishment of nutrient solution and the uniform natural light function of vegetables. However, the system has some shortcomings in terms of space utilization, light time control, automatic nutrient solution preparation and replenishment.

[0007] Chinese invention patent (CN111837931A) discloses "a plant planting device". The device has high space utilization and high degree of automation. However, due to the small spacing between layers, it has some shortcomings in the utilization of natural light. In addition, the device has high manufacturing cost and is difficult to assemble.

[0008] Currently, no effective solutions have been proposed for the problems existing in related technologies, such as the inability to accurately control the environment of soilless cultivation in greenhouses, the inability to effectively monitor the growth of vegetables, high production costs, excessive energy consumption of supplemental lighting systems, and poor comfort of the soilless cultivation environment in greenhouses. Summary of the Invention

[0009] The purpose of this invention is to address the shortcomings of existing technologies by providing an automated vegetable cultivation system and method based on a wireless LoRa network. This addresses the problems in related technologies, such as the inability to accurately control the environment of soilless cultivation in greenhouses, the inability to effectively monitor the growth of vegetables, high production costs, excessive energy consumption of supplemental lighting systems, and poor comfort of the soilless cultivation environment in greenhouses.

[0010] To achieve the above objectives, the technical solution adopted by the present invention is as follows: In a first aspect, the present invention provides an automated vegetable cultivation system based on a wireless LoRa network, comprising: A liquid storage device, which is set on a horizontal plane, is used to store nutrient solution; A rotating device, wherein the rotating device is disposed on top of the liquid storage device; A planting device, which is located on top of the rotating device, is used to provide a cultivation environment for vegetables and to rotate under the action of the rotating device; A spraying device is installed on top of the planting device and connected to the liquid storage device for spraying nutrient solution so that the nutrient solution flows into the planting device and the liquid storage device. A nutrient solution replenishment device, wherein the nutrient solution replenishment device is connected to the storage device and is used to replenish the storage device with nutrient solution; A photosynthetic supplementation device is provided on the side of the planting device for supplementing light to the planting device. A control device is connected to the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic quantity replenishment device, respectively, and is used to control the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic quantity replenishment device.

[0011] In some embodiments, the liquid storage device includes: A base component, wherein the base component is disposed on a horizontal plane; A liquid storage device is disposed on the upper part of the base component. The upper part of the liquid storage device is provided with the rotating device and is connected to the spraying device and the nutrient solution replenishment device respectively, for storing nutrient solution.

[0012] In some embodiments, the rotating device includes: A rotary connection module is disposed between the liquid storage device and the planting device for rotatably connecting the planting device and the liquid storage device; A drive module is disposed on the side of the liquid storage device and is connected to the rotary connection module and the control device respectively, for driving the rotary connection module to rotate.

[0013] In some embodiments, the rotary connection module includes: A connector, which is connected to the planting device and the liquid storage device respectively, for rotatably connecting the planting device and the liquid storage device; The driven gear ring is disposed on the connector and meshes with the drive module.

[0014] In some embodiments, the driving module includes: A drive gear component, which meshes with the rotary connection module, is used to drive the rotary connection module to rotate; A driving component is disposed in the liquid storage device and connected to the driving gear component for driving the driving gear component to rotate.

[0015] In some embodiments, the colonization device includes: A carrier component is disposed on the upper part of the rotating device and is used to rotate under the action of the rotating device; A plurality of planting holes are arranged around the carrier for the inflow of nutrient solution. A plurality of planting components are installed in corresponding planting holes to provide a cultivation environment for vegetables.

[0016] In some embodiments, the spraying device includes: A pump body is disposed inside the liquid storage device and communicates with the liquid storage device for conveying liquid. A conveying component, which is connected to the pump body, is used to convey liquid; A plurality of spraying components are connected to the conveying component and are used to spray nutrient solution so that the nutrient solution flows into the planting equipment and the storage equipment.

[0017] In some embodiments, the nutrient solution replenishment device includes: A liquid level measuring device is disposed on the top of the planting device and connected to the control device, for acquiring and transmitting the liquid level height information of the liquid storage device to the control device; A nutrient solution concentration measuring device is disposed inside the storage device and connected to the control device, for acquiring and transmitting the nutrient solution concentration information of the storage device to the control device. A pure water replenishment module is connected to the liquid storage device and the control device, and is used to replenish pure water to the liquid storage device; A nutrient solution replenishment module is connected to the storage device and the control device, and is used to replenish the storage device with nutrient solution.

[0018] In some embodiments, the pure water replenishment module includes: A valve body is provided in the pipeline connecting the liquid storage device to the external water source and connected to the control device, for controlling the flow of external water source to the liquid storage device; A flow monitoring device is installed in the pipeline connecting the liquid storage device to the external water source and connected to the control device, and is located downstream of the valve body, for controlling the flow rate of pure water.

[0019] In some embodiments, the nutrient solution replenishment module includes: An injection device, which is connected to the liquid storage device, is used to inject concentrated nutrient solution into the liquid storage device; A pusher is disposed in the liquid storage device and connected to the injection component, for pushing the injection component.

[0020] In some embodiments, the photosynthetic supplementation device includes: A light intensity acquisition device is installed on the planting device and connected to the control device for acquiring light intensity information; A photosynthetic supplement is disposed on the side of the liquid storage device and connected to the control device for supplementing the photosynthetic amount of the planting device.

[0021] In some embodiments, the control device includes: A communication device is disposed in the liquid storage device and connected to an external remote control device, the nutrient solution replenishment device, and the photosynthetic capacity replenishment device, respectively, for acquiring external remote control information, nutrient solution concentration information, liquid level information, and light intensity information; A control unit is disposed in the liquid storage device and connected to the communication device, the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device, respectively. The control unit is used to process nutrient solution concentration information, liquid level information, and light intensity information, and to control the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device.

[0022] Secondly, the present invention also provides an automated vegetable cultivation method based on a wireless LoRa network, applied to the automated vegetable cultivation system described in the first aspect, comprising: (a) Nutrient solution supplementation Obtain the liquid level and nutrient solution concentration; Based on the liquid level and the nutrient solution concentration, the volume of pure water and the volume of concentrated nutrient solution to be replenished are calculated. A nutrient solution replenishment instruction is generated based on the volume of pure water and the volume of concentrated nutrient solution.

[0023] In some embodiments, the calculation of the volume of pure water to be replenished and the volume of concentrated nutrient solution based on the liquid level information and the nutrient solution concentration information includes: The remaining volume of the nutrient solution is calculated based on the liquid level height. Based on the nutrient solution concentration and the remaining volume of the nutrient solution, the remaining volume of pure water and the remaining content of the nutrient solution are calculated. Based on the remaining volume of pure water, the remaining content of nutrient solution, the preset volume, and the preset concentration of nutrient solution, the volume of pure water and the volume of concentrated nutrient solution to be replenished are calculated.

[0024] In some of these embodiments, the formula for calculating the remaining volume of the nutrient solution is: in, denoted as ρ, where ρ is the liquid level height, and r is the radius of the liquid storage device.

[0025] In some of these embodiments, the formula for calculating the volume of pure water to be replenished is as follows: V 额定 -V Among them, V 额定 This refers to the rated volume of the liquid storage device.

[0026] In some of these embodiments, the formula for calculating the volume of concentrated nutrient solution to be replenished is as follows: in, Indicates the EC value of the target nutrient solution And the currently measured EC value of the nutrient solution difference, This indicates the volume of concentrated nutrient solution added. This indicates the increase in the electrical conductivity value of the nutrient solution mixture. and It is a constant.

[0027] In some embodiments, generating a nutrient solution replenishment instruction based on the volume of pure water and the volume of concentrated nutrient solution includes: The pure water replenishment time is calculated based on the pure water volume and pure water flow rate. A pure water replenishment command is generated based on the pure water replenishment time. The number of pulses is calculated based on the volume of the concentrated nutrient solution and the pulse volume. Based on the number of pulses, a concentrated nutrient solution replenishment instruction is generated.

[0028] In some of these embodiments, the formula for calculating the pure water replenishment time is as follows: in, This indicates the flow rate of pure water.

[0029] In some of these embodiments, the formula for calculating the number of pulses is as follows: in, This indicates the volume of concentrated nutrient solution propelled by a single pulse.

[0030] In some of these embodiments, it also includes: (ii) Photosynthetic supplementation Obtain the light intensity for several preset time periods; Several average light intensities are calculated based on several light intensities, wherein the average light intensities correspond to the light intensities. Several daily photosynthetic amounts are calculated based on several average light intensities, wherein the daily photosynthetic amounts correspond to the average light intensities; The total photosynthetic amount is calculated based on the aforementioned photosynthetic amounts. The supplemental lighting time is calculated based on the total photosynthetic amount. A supplementary lighting command is generated based on the supplementary lighting time.

[0031] In some of these embodiments, the formula for calculating solar synergy is as follows: Where 0.0036 is a fixed coefficient in the calculation formula, and t is the illumination time. LUX represents the photon flux density under natural light, and LUX represents the illumination intensity. for Approximate conversion factor with LUX under natural lighting.

[0032] In some of these embodiments, the formula for calculating total photosynthesis is as follows: in, This indicates that there are m preset time periods for the preset illumination time. Let represent the i-th DLI, and 2 represent the total photosynthetic amount of any single face among the two faces.

[0033] In some of these embodiments, the formula for calculating the supplemental lighting time is as follows: Where 2 represents the total time required to keep both faces open. The target amount of photosynthesis required for vegetables, Photovoltaic flux density under photosynthetic supplementation. for and Approximate conversion factor, The light intensity value is measured at a distance of 15cm from the photosynthesis supplement.

[0034] In some of these embodiments, it also includes: Obtain the rotation time, wherein the rotation time is the time since the last rotation; Determine whether the rotation time has reached the preset rotation time; When the rotation time reaches the preset rotation time, a rotation command is generated, wherein the rotation command is used to drive the rotating device to rotate.

[0035] Thirdly, the present invention also provides a computer device, including a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor executes the computer program to implement the automated vegetable cultivation method as described in the second aspect.

[0036] Fourthly, the present invention also provides a computer-readable storage medium having a computer program stored thereon, which, when executed by a processor, implements the automated vegetable cultivation method as described in the second aspect.

[0037] The present invention adopts the above technical solution and has the following technical effects compared with the prior art: This invention discloses an automated vegetable cultivation system and method based on a wireless LoRa network. By installing a rotating device between the nutrient solution storage device and the transplanting device, the transplanting device can be rotated 180 degrees at set intervals, alternating the sun-facing and shaded sides to achieve uniform light exposure and prevent inconsistent cultivation efficiency of individual vegetable seeds. Furthermore, by incorporating a nutrient solution replenishment device, the system can automatically replenish the nutrient solution in the storage device when it is insufficient, improving automation efficiency. Finally, by incorporating a photosynthetic replenishment device, the system can automatically supplement the photosynthetic capacity of the transplanting device when external light intensity is insufficient, further enhancing automation efficiency. Attached Figure Description

[0038] Figure 1This is a schematic diagram of an automated vegetable cultivation system according to an embodiment of the present invention; Figure 2 This is a schematic diagram of a liquid storage device according to an embodiment of the present invention; Figure 3 This is a schematic diagram (a) of a rotating device according to an embodiment of the present invention; Figure 4 yes Figure 3 The enlarged view of part A in the middle mainly shows the structure of the driver module; Figure 5 This is a schematic diagram (II) of a rotating device according to an embodiment of the present invention; Figure 6 This is a schematic diagram (a) of a planting device according to an embodiment of the present invention; Figure 7 This is a schematic diagram (II) of the planting device according to an embodiment of the present invention; Figure 8 This is a schematic diagram of a spraying device according to an embodiment of the present invention; Figure 9 This is a schematic diagram of a nutrient solution replenishment device, a photosynthetic rate replenishment device, and a control device according to an embodiment of the present invention. Figure 10 is a flowchart (a) of an automated vegetable cultivation method according to an embodiment of the present invention. Figure 11 is a flowchart (II) of an automated vegetable cultivation method according to an embodiment of the present invention. Figure 12 This is a flowchart (III) of an automated vegetable cultivation method according to an embodiment of the present invention. Figure 13 This is a flowchart (IV) of an automated vegetable cultivation method according to an embodiment of the present invention. Figure 14 This is a flowchart (V) of an automated vegetable cultivation method according to an embodiment of the present invention.

[0039] The reference numerals in the attached drawings are as follows: 100, liquid storage device; 110, base component; 120, liquid storage component; 121, first filling hole; 122, second filling hole; 123, mounting hole; 200. Rotating device; 210. Rotating connection module; 211. Connector; 212. Driven gear ring; 213. Roller; 220. Drive module; 221. Drive gear; 222. Drive component; 223. Mounting base; 224. Connecting shaft; 225. Elastic abutment component; 300. Planting equipment; 310. Carrier component; 311. Planting hole; 320. Planting component; 400. Spraying equipment; 410. Pump body components; 420. Conveying components; 430. Spraying components; 500. Nutrient solution replenishment equipment; 510. Liquid level measuring device; 520. Nutrient solution concentration measuring device; 530. Pure water replenishment module; 531. Valve body; 532. Flow monitoring device; 540. Nutrient solution replenishment module; 541. Injection part; 542. Propulsion part; 600. Photosynthesis supplementation equipment; 610. Light intensity acquisition device; 620. Photosynthesis supplementation device; 700. Control equipment; 710. Communication components; 720. Control components. Detailed Implementation

[0040] To make the objectives, technical solutions, and advantages of this application clearer, the application is described and illustrated below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative and not intended to limit the scope of this application. All other embodiments obtained by those skilled in the art based on the embodiments provided in this application without inventive effort are within the scope of protection of this application.

[0041] Obviously, the accompanying drawings described below are merely some examples or embodiments of this application. Those skilled in the art can apply this application to other similar scenarios based on these drawings without any inventive effort. Furthermore, it is understood that although the efforts made in this development process may be complex and lengthy, for those skilled in the art related to the content disclosed in this application, any changes to design, manufacturing, or production based on the technical content disclosed in this application are merely conventional technical means and should not be construed as insufficient disclosure of the content of this application.

[0042] In this application, the reference to "embodiment" means that a specific feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment that is mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described in this application may be combined with other embodiments without conflict.

[0043] Unless otherwise defined, the technical or scientific terms used in this application shall have the ordinary meaning understood by one of ordinary skill in the art to which this application pertains. The terms “a,” “an,” “an,” “the,” and similar words used in this application do not indicate quantity limitation and may indicate singular or plural. The terms “comprising,” “including,” “having,” and any variations thereof used in this application are intended to cover non-exclusive inclusion; for example, a process, method, system, product, or device that includes a series of steps or devices (units) is not limited to the listed steps or units, but may also include steps or units not listed, or may include other steps or units inherent to these processes, methods, products, or devices. The terms “connected,” “linked,” “coupled,” and similar words used in this application are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. “Multiple” used in this application refers to two or more. “And / or” describes the relationship between related objects, indicating that three relationships may exist; for example, “A and / or B” can represent: A alone, A and B simultaneously, and B alone. The character " / " generally indicates that the preceding and following objects are in an "or" relationship. The terms "first," "second," and "third" used in this application are merely to distinguish similar objects and do not represent a specific ordering of the objects.

[0044] Example 1 This embodiment relates to an automated vegetable cultivation system based on a wireless LoRa network, as described in this invention.

[0045] An illustrative embodiment of the present invention, such as Figure 1As shown, an automated vegetable cultivation system based on a wireless LoRa network includes a nutrient solution storage device 100, a rotating device 200, a transplanting device 300, a spraying device 400, a nutrient solution replenishment device 500, a photosynthetic replenishment device 600, and a control device 700. The nutrient solution storage device 100 is positioned horizontally and stores the nutrient solution. The rotating device 200 is positioned on top of the nutrient solution storage device 100. The transplanting device 300 is positioned above the rotating device 200, providing a cultivation environment for the vegetables and rotating under the influence of the rotating device 200. The spraying device 400 is positioned on top of the transplanting device 300 and communicates with the nutrient solution storage device 100, spraying the nutrient solution so that it flows into the transplanting device 300 and the nutrient solution storage device 100. The nutrient solution replenishment device 500 is connected to the nutrient solution storage device 100 and is used to replenish the nutrient solution storage device 100; the photosynthetic rate replenishment device 600 is set on the side of the planting device 300 and is used to supplement the light to the planting device 300; the control device 700 is connected to the rotating device 200, the spraying device 400, the nutrient solution replenishment device 500 and the photosynthetic rate replenishment device 600 respectively, and is used to control the rotating device 200, the spraying device 400, the nutrient solution replenishment device 500 and the photosynthetic rate replenishment device 600.

[0046] like Figure 2 As shown, the liquid storage device 100 includes a base 110 and a liquid storage device 120. The base 110 is disposed on a horizontal plane; the liquid storage device 120 is disposed on the upper part of the base 110, and a rotating device 200 is disposed on the upper part of the liquid storage device 120, which is connected to the spraying device 400 and the nutrient solution replenishment device 500 respectively, for storing nutrient solution.

[0047] Specifically, the base component 110 is arranged in a rectangular plate structure, and the base component 110 provides installation conditions for the liquid storage component 120, the rotating device 200, the planting device 300, the spraying device 400, the nutrient solution replenishment device 500, the photosynthetic replenishment device 600 and the control device 700.

[0048] In some embodiments, the base member 110 includes, but is not limited to, a stainless steel plate.

[0049] Specifically, the liquid storage component 120 is a hollow cylindrical structure, and the first end of the liquid storage component 120 is installed on the base component 110 by means of welding, bolt fixing or integral molding, etc., and the second end of the liquid storage component 120 is connected to the rotating device 200.

[0050] It should be noted that the first end and the second end of the liquid storage component 120 are the two ends in its height direction, respectively.

[0051] It should be noted that the volume of the liquid reservoir 120 is 3000~4000ml. Preferably, the volume of the liquid reservoir 120 is 3500ml.

[0052] In some of these embodiments, the liquid storage device 120 includes, but is not limited to, a water storage tank.

[0053] Furthermore, the liquid storage component 120 also includes a first filling hole 121, a second filling hole 122, and a mounting hole 123. The first filling hole 121 is located on the side wall of the liquid storage component 120 and is connected to the pure water replenishment pipeline of the nutrient solution replenishment device 500; the second filling hole 122 is located on the side wall of the liquid storage component 120 and is connected to the nutrient solution replenishment pipeline of the nutrient solution replenishment device 500; the mounting hole 123 is located on the side wall of the liquid storage component 120 and is used to install some components of the nutrient solution replenishment device 500.

[0054] It should be noted that the location, number, and diameter of the first filling hole 121 and the second filling hole 122 can be set according to actual needs, and no further restrictions are imposed here.

[0055] like Figure 3 , Figure 4 and Figure 5 As shown, the rotating device 200 includes a rotating connection module 210 and a drive module 220. The rotating connection module 210 is disposed between the liquid storage device 100 and the planting device 300, and is used to rotatably connect the planting device 300 and the liquid storage device 100. The drive module 220 is disposed on the side of the liquid storage device 100 and is connected to the rotating connection module 210 and the control device 700, respectively, and is used to drive the rotating connection module 210 to rotate.

[0056] Specifically, the rotary connection module 210 includes a connector 211 and a driven gear ring 212. The connector 211 is connected to the planting device 300 and the liquid storage device 100 respectively, and is used to rotatably connect the planting device 300 and the liquid storage device 100; the driven gear ring 212 is disposed on the connector 211 and is engaged with the drive module 220.

[0057] More specifically, the connector 211 is a hollow cylindrical structure, and the first end of the connector 211 is rotatably connected to the second end of the liquid storage device 120, while the second end of the connector 211 is detachably connected to the planting device 300.

[0058] It should be noted that the first end and the second end of the connector 211 are its two ends in the axial direction, respectively.

[0059] In some of these embodiments, the connector 211 includes, but is not limited to, a connecting sleeve.

[0060] Furthermore, the first end of the connector 211 is formed with an embedding groove. The embedding groove is arranged in a circular groove structure and is arranged along the circumference of the connector 211. The groove depth extends along the axial direction of the connector 211. The embedding groove allows the second end of the liquid storage component 120 to extend into it, thereby ensuring the connection stability between the connector 211 and the liquid storage component 120.

[0061] Furthermore, the second end of the connector 211 is formed with a first enlarged diameter portion, the inner diameter of which is larger than the outer diameter of the connection end between the planting device 300 and the connector 211, thereby facilitating the installation of the connector 211 and the planting device 300.

[0062] Furthermore, the rotary connection module 210 also includes a plurality of roller components 213. The plurality of roller components 213 are rotatably connected inside the embedding groove, and the plurality of roller components 213 are arranged at intervals along the circumference of the embedding groove.

[0063] Specifically, the roller component 213 includes a central shaft and a concave roller. The two ends of the central shaft are rotatably connected to the two inner sidewalls opposite to the embedding groove, respectively. The concave roller is coaxially connected to the central shaft and located in the middle of the central shaft. The concave roller abuts against the second end of the liquid storage component 120, reducing the friction between the liquid storage component 120 and the connecting component 211, and facilitating the rotation of the rotating device 200.

[0064] In some of these embodiments, the roller component 213 includes, but is not limited to, a concave roller.

[0065] More specifically, there are seven rollers 213, and the seven rollers 213 are spaced apart circumferentially along the connector 211.

[0066] In some embodiments, the number of roller components 213 may also be 6, 8, etc., that is, the number of roller components 213 can be set according to actual needs, and no further restrictions are imposed here.

[0067] More specifically, the driven gear ring 212 is installed on the outer wall of the connector 211 by means of welding, bolting or integral molding, and the driven gear ring 212 is located at the first end of the connector 211 and is arranged along the circumference of the connector 211. The driven gear ring 212 is meshed with the drive module 220, so that the connector 211 rotates under the drive of the drive module 220.

[0068] In some of these embodiments, the driven gear member 212 includes, but is not limited to, a gear ring.

[0069] Specifically, the drive module 220 includes a drive gear 221 and a drive component 222. The drive gear 221 is meshed with the rotary connection module 210 and is used to drive the rotary connection module 210 to rotate. The drive component 222 is disposed in the liquid storage device 100 and is connected to the drive gear 221 and is used to drive the drive gear 221 to rotate.

[0070] More specifically, the driving gear 221 is coaxially fixed with the output shaft of the driving member 222 and meshes with the driven gear ring 212. The driving gear 221 can drive the driven gear ring 212 to rotate under the drive of the driving member 222.

[0071] In some of these embodiments, the drive gear 221 includes, but is not limited to, a spur gear.

[0072] More specifically, the drive component 222 is installed on the base component 110 and connected to the control device 700 by means of welding, riveting or bolting, and the output shaft of the drive component 222 is coaxially fixed with the drive gear component 221.

[0073] In some of these embodiments, the drive element 222 includes, but is not limited to, a drive motor.

[0074] Furthermore, the drive module 220 also includes a mounting base 223, a connecting shaft 224, and an elastic abutment member 225. The mounting base 223 is disposed on the liquid storage device 100 and is used to mount the drive member 222; the connecting shaft 224 is disposed between the mounting base 223 and the drive member 222 and is used to rotatably connect the drive member 222 to the mounting base 223; the elastic abutment member 225 is distributed between the mounting base 223 and the drive member 222 and is used to tightly mesh the drive gear member 221 with the rotary connection module 210.

[0075] Specifically, the mounting base 223 is installed on the base component 110 by means of welding, riveting or bolting, and the mounting base 223 provides installation conditions for the drive component 222.

[0076] In some of these embodiments, the mounting base 223 includes, but is not limited to, a metal base.

[0077] Specifically, the two ends of the connecting shaft 224 along its length are rotatably connected to the two side walls opposite to the mounting base 223, and the connecting shaft 224 passes through the driving member 222 and is fixedly connected to the driving member 222. The connecting shaft 224 rotatably connects the driving member 222 to the mounting base 223.

[0078] In some embodiments, the connecting shaft 224 includes, but is not limited to, a circular shaft.

[0079] Specifically, the first end of the elastic abutment 225 is connected to the mounting base 223 by means of hooking, riveting or bolting, and the second end of the elastic abutment 225 is connected to the drive component 222 by means of hooking, riveting or bolting.

[0080] It should be noted that since the drive component 222 is connected to the mounting base 223 through the connecting shaft 224 and the elastic abutment component 225, the drive component 222 has a certain degree of mobility, which can reduce the difficulty of assembly during the assembly process of the connecting component 211 and the liquid storage component 120; after the assembly is completed, the elastic abutment component 225 can also tightly mesh the driving gear component 221 and the driven gear ring component 212.

[0081] In some embodiments, the resilient abutment 225 includes, but is not limited to, a retaining spring.

[0082] like Figure 6 and Figure 7 As shown, the transplanting device 300 includes a carrier component 310, a plurality of transplanting holes 311, and a plurality of transplanting elements 320. The carrier component 310 is disposed on the upper part of the rotating device 200 and is used to rotate under the action of the rotating device 200; the plurality of transplanting holes 311 are arranged around the carrier component 310 for the inflow of nutrient solution; the plurality of transplanting elements 320 are respectively installed in the corresponding transplanting holes 311 to provide a cultivation environment for the vegetables.

[0083] Specifically, the carrier component 310 is configured as a hollow cylindrical tube, and the first end of the carrier component 310 is embedded in the first enlarged diameter portion of the connector 211, and the second end of the carrier component 310 is formed with a second enlarged diameter portion, so that the carrier component 310 can be spliced ​​with other carrier components 310.

[0084] It should be noted that the first end and the second end of the carrier component 310 are its two ends in the axial direction, respectively.

[0085] In some of these embodiments, the carrier 310 includes, but is not limited to, a metal cylinder.

[0086] Specifically, a number of planting holes 311 are formed on the side wall of the carrier 310, and the number of planting holes 311 are arranged at intervals along the circumference of the carrier 310. The planting holes 311 can facilitate the snapping of the planting component 320, and allow the nutrient solution to flow into the planting component 320 through the planting holes 311.

[0087] It should be noted that the number and size of the planting holes 311 can be set according to actual needs, and no further restrictions are imposed here.

[0088] Specifically, several planting components 320 can pass through the corresponding planting holes 311 and be snapped onto the carrier component 310, and the planting components 320 and the planting holes 311 correspond one-to-one.

[0089] More specifically, the planting element 320 is configured as an arc-shaped cylindrical structure; preferably, the planting element 320 is a quarter-cylindrical structure.

[0090] In some embodiments, the planting element 320 includes, but is not limited to, the planting cup.

[0091] It should be noted that the number of planting units 320 can be set according to actual needs, and no further restrictions are imposed here.

[0092] Furthermore, in order to increase the stability of the planting component 320 installed on the carrier component 310, a rubber ring is provided at the snap-fit ​​joint between the planting component 320 and the planting hole 311, which can not only fix the component but also seal it.

[0093] Furthermore, the number of carrier components 310 is several, and the several carrier components 310 are stacked. By increasing the number of carrier components 310, the number of vegetables that the overall device can cultivate can be increased, thereby improving the cultivation efficiency.

[0094] In some embodiments, the number of carriers 310 is five, and the five carriers 310 are stacked on the connector 211.

[0095] like Figure 8 As shown, the spraying device 400 includes a pump body 410, a conveying component 420, and several spraying components 430. The pump body 410 is located inside and connected to the liquid storage device 100, and is used to transport liquid. The conveying component 420 is connected to the pump body 410 and is used to transport liquid. The several spraying components 430 are respectively connected to the conveying component 420 and are used to spray nutrient solution, so that the nutrient solution flows into the planting device 300 and the liquid storage device 100.

[0096] Specifically, the pump body 410 is installed inside the liquid storage container 120 and connected to the control device 700 by means of welding, riveting or bolting. The pump body 410 can extract the nutrient solution in the liquid storage container 120.

[0097] In some of these embodiments, the pump body 410 includes, but is not limited to, a water pump.

[0098] Specifically, the first end of the conveying component 420 is connected to the outlet of the pump body component 410, and the second end of the conveying component 420 extends to the top of the carrier component 310 and is connected to several spray components 430 respectively, for conveying the nutrient solution drawn by the pump body component 410 to the spray components 430.

[0099] In some embodiments, the conveyor 420 includes, but is not limited to, a stainless steel tube.

[0100] Specifically, the first end of the spraying component 430 is connected to the conveying component 420, and the second end of the spraying component 430 is close to the inner wall of the carrier component 310, for spraying the nutrient solution onto the inner wall of the carrier.

[0101] It should be noted that the first end and the second end of the spray component 430 are the two ends of its length direction, respectively.

[0102] More specifically, the first ends of several spray elements 430 are connected to the second ends of the conveyor 420, and the several spray elements 430 are arranged at intervals along the circumference of the conveyor 420.

[0103] It should be noted that the number of spray components 430 can be set according to actual needs, and no further restrictions are imposed here.

[0104] like Figure 9 As shown, the nutrient solution replenishment device 500 includes a liquid level measuring component 510, a nutrient solution concentration measuring component 520, a pure water replenishment module 530, and a nutrient solution replenishment module 540. The liquid level measuring component 510 is located on top of the planting device 300 and connected to the control device 700, used to acquire and transmit the liquid level height information of the storage device 100 to the control device 700; the nutrient solution concentration measuring component 520 is located inside the storage device 100 and connected to the control device 700, used to acquire and transmit the nutrient solution concentration information of the storage device 100 to the control device 700; the pure water replenishment module 530 is connected to the storage device 100 and the control device 700, used to replenish the storage device 100 with pure water; and the nutrient solution replenishment module 540 is connected to the storage device 100 and the control device 700, used to replenish the storage device 100 with nutrient solution.

[0105] Specifically, the liquid level measuring component 510 is installed on the spray component 430 and connected to the control device 700 by means of welding, riveting or bolting. The liquid level measuring component 510 measures the liquid level of the nutrient solution inside the liquid storage component 120 at fixed intervals of 30 minutes and transmits the obtained liquid level information to the control device 700 wirelessly.

[0106] In some of these embodiments, the level measuring device 510 includes, but is not limited to, an ultrasonic measuring device.

[0107] Specifically, the nutrient solution concentration measuring element 520 is fixedly installed in the mounting hole 123 of the liquid storage component 120 by welding, riveting or bolting and connected to the control device 700. The measuring end of the nutrient solution concentration measuring element 520 extends out of the interior of the liquid storage component 120 and is used to measure the nutrient solution concentration information (i.e. EC value) of the liquid storage component 120.

[0108] In some of these embodiments, the nutrient solution concentration measuring device 520 includes, but is not limited to, an EC measuring instrument.

[0109] Specifically, the pure water replenishment module 530 includes a valve body 531 and a flow monitoring component 532. The valve body 531 is installed in the pipeline connecting the liquid storage device 100 to the external water source and is connected to the control device 700, used to control the flow of external water to the liquid storage device 100. The flow monitoring component 532 is installed in the pipeline connecting the liquid storage device 100 to the external water source and is connected to the control device 700, located downstream of the valve body 531, used to control the flow rate of pure water.

[0110] More specifically, the valve body 531 is installed on the base 110 by welding, riveting or bolting and is connected to the external water source. The valve body 531 is also connected to the first filling hole 121 of the liquid storage device 120 through a pipeline. The valve body 531 can control the flow of external water source to the liquid storage device 120.

[0111] In some of these embodiments, valve body 531 includes, but is not limited to, a solenoid valve.

[0112] More specifically, the flow monitoring device 532 is installed on the pipeline connecting the liquid storage device 120 and the valve body 531, and the flow monitoring device 532 can control the flow rate of pure water into the liquid storage device 120.

[0113] In some of these embodiments, the flow monitoring device 532 includes, but is not limited to, a flow meter.

[0114] Specifically, the nutrient solution replenishment module 540 includes an injection component 541 and a pusher component 542. The injection component 541 is connected to the liquid storage device 100 and is used to inject concentrated nutrient solution into the liquid storage device 100; the pusher component 542 is disposed in the liquid storage device 100 and connected to the injection component 541, and is used to push the injection component 541.

[0115] More specifically, the injection component 541 is installed on the base component 110 by means of welding, riveting or bolting and is connected to the second filling hole 122 of the liquid storage component 120 through a pipeline, for injecting concentrated nutrient solution into the liquid storage component 120.

[0116] It should be noted that the concentrated nutrient solution inside injection unit 541 is manually replenished after each batch of vegetables is planted.

[0117] In some embodiments, the injection element 541 includes, but is not limited to, a syringe.

[0118] More specifically, the pusher 542 is installed on the base 110 and connected to the control device 700 by means of welding, riveting or bolting, and the output shaft of the pusher 542 is connected to the injection 541. Under the control of the control device 700, the pusher 542 can cause the injection 541 to inject concentrated nutrient solution into the liquid storage 120.

[0119] In some of these embodiments, the pusher 542 includes, but is not limited to, a drive motor.

[0120] like Figure 9 As shown, the photosynthetic supplementation device 600 includes a light intensity acquisition element 610 and a photosynthetic supplementation element 620. The light intensity acquisition element 610 is disposed on the planting device 300 and connected to the control device 700, and is used to acquire light intensity information; the photosynthetic supplementation element 620 is disposed on the side of the liquid storage device 100 and connected to the control device 700, and is used to supplement the photosynthetic quantity of the planting device 300.

[0121] Specifically, the light intensity acquisition device 610 is installed on the outer wall of the carrier 310 by means of welding, riveting or bolting. The light intensity acquisition device 610 acquires the light intensity every 5 minutes and transmits the acquired light intensity information to the control device 700.

[0122] In some of these embodiments, the light intensity acquisition device 610 includes, but is not limited to, a light intensity detector.

[0123] More specifically, there are two light intensity acquisition devices 610 on the carrier 310, and the two light intensity acquisition devices 610 are symmetrically arranged on the carrier 310. The two light intensity acquisition devices 610 respectively collect the light intensity on both sides of the carrier 310.

[0124] In some embodiments, the number of light intensity acquisition devices 610 may be several, that is, the number of light intensity acquisition devices 610 can be set according to actual needs, and no further restrictions are imposed here.

[0125] Specifically, the photosynthesis supplement 620 is vertically installed on the base 110 and connected to the control device 700 by means of welding, riveting or bolting, and the length of the photosynthesis supplement 620 is adapted to the height of the planting device 300; it should be understood that the length of the photosynthesis supplement 620 is the same as the height of the planting device 300.

[0126] In some of these embodiments, the photosynthetic supplement 620 includes, but is not limited to, a supplemental light.

[0127] More specifically, there are two photosynthetic quantity supplements 620, which are respectively set at the corners of the base 110, and both photosynthetic quantity supplements 620 face the planting equipment 300.

[0128] In some embodiments, the number of photosynthetic quantity supplements 620 may be several, that is, the number of photosynthetic quantity supplements 620 can be set according to actual needs, and no further restrictions are imposed here.

[0129] like Figure 9 As shown, the control device 700 includes a communication component 710 and a control component 720. The communication component 710 is located in the liquid storage device 100 and is connected to an external remote control device, a nutrient solution replenishment device 500, and a photosynthetic replenishment device 600, respectively, for acquiring external remote control information, nutrient solution concentration information, liquid level information, and light intensity information. The control component 720 is located in the liquid storage device 100 and is connected to the communication component 710, a rotating device 200, a spraying device 400, a nutrient solution replenishment device 500, and a photosynthetic replenishment device 600, respectively, for processing the nutrient solution concentration information, liquid level information, and light intensity information, and controlling the rotating device 200, the spraying device 400, the nutrient solution replenishment device 500, and the photosynthetic replenishment device 600.

[0130] Specifically, the communication component 710 is installed on the base component 110 by welding, riveting or bolting, and the communication component 710 is connected to the external remote control device, the liquid level measuring component 510, the nutrient solution concentration measuring component 520 and the light intensity acquisition component 610, respectively, to receive and transmit external remote control information, nutrient solution concentration information, liquid level height information and light intensity information.

[0131] In some embodiments, the communication device 710 includes, but is not limited to, a Bluetooth sensor, a WiFi sensor, and a ZigBee sensor.

[0132] Specifically, the control component 720 is installed on the base component 110 by welding, riveting, or bolting. The control component 720 is connected to the communication component 710, the drive component 222, the pump body component 410, the valve body component 531, the flow monitoring component 532, the push component 542, and the photosynthetic quantity supplement component 620. It is used to process the nutrient solution concentration information, liquid level information, and light intensity information transmitted by the communication component 710, and to control the drive component 222, the pump body component 410, the valve body component 531, the flow monitoring component 532, the push component 542, and the photosynthetic quantity supplement component 620.

[0133] In some of these embodiments, the controller 720 includes, but is not limited to, an MCU, a Raspberry Pi, a microcontroller, and a WiFi gateway.

[0134] The usage method of this embodiment is as follows: The staff placed the vegetable seeds in a fixed-value sponge block with a side length of 4cm, and then placed the sponge block in the planting component 320; The control unit 720 starts the pump body 410, so that the pump body sprays the nutrient solution inside the liquid storage 120 onto the inner wall of the carrier 310 through the conveying unit 420 and several spraying units 430. The nutrient solution flows along the inner wall of the carrier 310 into the planting unit 320 through the planting hole 311. The control unit 720 starts the drive unit 222 every 30 minutes. The drive unit 222 drives the drive gear unit 221 to rotate, and the drive gear unit 221 drives the driven gear ring unit 212 to rotate, thereby causing the planting equipment 300 to rotate 180 degrees, switching the sun-facing side and the shaded side to achieve uniform lighting. When the liquid level height and nutrient solution concentration inside the storage container 120 monitored by the liquid level measuring device 510 and the nutrient solution concentration measuring device 520 are lower than the preset threshold, the control device 720 activates the solenoid valve, flow meter and pusher, so that pure water and concentrated nutrient solution can be injected into the storage container 120 in a certain proportion to complete the replenishment of nutrient solution. If the light intensity monitored by the light intensity acquisition device 610 is lower than the preset threshold, the control device 720 activates the photosynthesis supplement device 620 to supplement the photosynthesis of the planting equipment 300.

[0135] The advantages of this embodiment are that by setting a rotating device between the nutrient solution storage device and the planting device, the planting device can be rotated 180 degrees at set intervals, allowing the sun-facing and shaded sides to be switched, thus achieving uniform light exposure and avoiding inconsistent cultivation efficiency of individual vegetable seeds. In addition, by setting a nutrient solution replenishment device, the nutrient solution in the storage device can be automatically replenished when it is insufficient, improving automation efficiency. Furthermore, by setting a photosynthetic replenishment device, the photosynthetic capacity of the planting device can be automatically replenished when the external light intensity is insufficient, further improving automation efficiency.

[0136] Example 2 This embodiment relates to an automated vegetable cultivation method based on a wireless LoRa network, as described in this invention.

[0137] As shown in Figure 10, an automated vegetable cultivation method based on a wireless LoRa network, applied to the automated vegetable cultivation system described in Example 1, includes: (a) Nutrient solution supplementation S110, Obtain the liquid level and nutrient solution concentration; S120. Calculate the volume of pure water and concentrated nutrient solution to be replenished based on the liquid level and nutrient solution concentration. S130. Generate a nutrient solution replenishment instruction based on the volume of pure water and the volume of concentrated nutrient solution.

[0138] It should be noted that the liquid level height refers to the liquid level height information of the storage device obtained by the liquid level measuring device; the nutrient solution concentration refers to the nutrient solution concentration information of the storage device obtained by the nutrient solution concentration measuring device.

[0139] As shown in Figure 11, step S120 includes: S121. Calculate the remaining volume of nutrient solution based on the liquid level height; S122. Calculate the remaining volume of pure water and the remaining content of nutrient solution based on the nutrient solution concentration and the remaining volume of nutrient solution. S123. Based on the remaining volume of pure water, the remaining content of nutrient solution, the preset volume, and the preset concentration of nutrient solution, calculate the volume of pure water to be replenished and the volume of concentrated nutrient solution.

[0140] Specifically, the formula for calculating the remaining volume of the nutrient solution is: in, Here, r represents the liquid level height, and r represents the radius of the liquid storage device (i.e., the radius of the liquid storage component).

[0141] More specifically, liquid level height The calculation formula is: in, The distance between the liquid level measuring device and the bottom of the water storage tank (a fixed value). This indicates the distance from the liquid level measuring device to the liquid surface.

[0142] Specifically, the formula for calculating the volume of pure water to be added is as follows: V 额定 -V Among them, V 额定 This refers to the rated volume of the liquid storage device.

[0143] Specifically, the formula for calculating the volume of concentrated nutrient solution to be replenished is as follows: in, Indicates the EC value of the target nutrient solution And the currently measured EC value of the nutrient solution difference, and This indicates a volume of 3500 Adding to tap water with a conductivity of 300 μS / cm The concentrated nutrient solution increases the conductivity of the nutrient solution mixture. us / cm, and It is a constant.

[0144] like Figure 12 As shown, step S130 includes: S131. Calculate the pure water replenishment time based on the pure water volume and pure water flow rate; S132. Generate a pure water replenishment command based on the pure water replenishment time; S133. Calculate the number of pulses based on the volume of concentrated nutrient solution and the pulse volume; S134. Generate a concentrated nutrient solution replenishment instruction based on the number of pulses.

[0145] Specifically, the formula for calculating the pure water replenishment time is as follows: in, This indicates the flow rate of pure water.

[0146] Specifically, the formula for calculating the number of pulses is as follows: in, This indicates the volume of concentrated nutrient solution propelled by a single pulse.

[0147] like Figure 13 As shown, an automated vegetable cultivation method based on a wireless LoRa network, applied to the automated vegetable cultivation system described in Example 1, further includes: (ii) Photosynthetic supplementation S210, Obtain the light intensity for several preset time periods; S220. Based on the aforementioned light intensities, several average light intensities are calculated, wherein the average light intensities correspond to the light intensities. S230. Based on the aforementioned average light intensities, a number of daily photosynthetic amounts are calculated, wherein the daily photosynthetic amounts correspond to the average light intensities. S240. Calculate the total photosynthetic amount based on the aforementioned photosynthetic amounts; S250. Calculate the supplemental lighting time based on the total photosynthetic amount; S260. Generate a supplementary lighting command based on the supplementary lighting time.

[0148] It should be noted that the light intensity refers to the light intensity information collected by the light intensity acquisition device.

[0149] Specifically, the formula for calculating the total solar synergy is as follows: Where 0.0036 is a fixed coefficient in the calculation formula, and t is the illumination time. LUX represents the photon flux density under natural light, and LUX represents the illumination intensity. for Approximate conversion factor with LUX under natural lighting.

[0150] In some of these embodiments, t is 5 to 10 minutes.

[0151] The formula for calculating total photosynthesis is as follows: in, This indicates that there are m preset time periods for the preset illumination time. Let represent the i-th DLI, and 2 represent the total photosynthetic amount of any single face among the two faces.

[0152] Where m = preset illumination time / t.

[0153] In some of these embodiments, the preset illumination time is generally 7:00-17:00, i.e., 10 hours.

[0154] The formula for calculating the supplemental lighting time is as follows: Where 2 represents the total time required to keep both faces open. The target amount of photosynthesis required for vegetables, Photovoltaic flux density under photosynthetic supplementation. for and Approximate conversion factor, The light intensity value is measured at a distance of 15cm from the photosynthesis supplement.

[0155] like Figure 14 As shown, an automated vegetable cultivation method based on a wireless LoRa network, applied to the automated vegetable cultivation system described in Example 1, further includes: S310. Obtain the rotation time, where the rotation time is the time since the last rotation; S320. Determine whether the rotation time has reached the preset rotation time; S330. When the rotation time reaches the preset rotation time, a rotation command is generated, wherein the rotation command is used to drive the rotating device to rotate.

[0156] In step S320, the preset rotation time is 30 minutes.

[0157] Furthermore, the automated vegetable cultivation method based on a wireless LoRa network in this application embodiment can be implemented by a computer device. Components of the computer device may include, but are not limited to, a processor and a memory storing computer program instructions.

[0158] In some embodiments, the processor may include a central processing unit (CPU), an application-specific integrated circuit (ASIC), or one or more integrated circuits that can be configured to implement the embodiments of this application.

[0159] In some embodiments, the memory may include a mass storage device for data or instructions. For example, and not limitingly, the memory may include a hard disk drive (HDD), a floppy disk drive, a solid-state drive (SSD), flash memory, an optical disk drive, a magneto-optical disk drive, magnetic tape, or a Universal Serial Bus (USB) drive, or a combination of two or more of these. Where appropriate, the memory may include removable or non-removable (or fixed) media. Where appropriate, the memory may be internal or external to a data processing device. In a particular embodiment, the memory is non-volatile memory. In a particular embodiment, the memory includes read-only memory (ROM) and random access memory (RAM). Where appropriate, the ROM may be a mask-programmed ROM, a programmable read-only memory (PROM), an erasable programmable read-only memory (EPROM), an electrically erasable programmable read-only memory (EEPROM), an electrically alterable read-only memory (EAROM), or flash memory, or a combination of two or more of these. Where appropriate, the RAM can be Static Random-Access Memory (SRAM) or Dynamic Random-Access Memory (DRAM). DRAM can be Fast Page Mode Dynamic Random-Access Memory (FPMDRAM), Extended Data Out Dynamic Random-Access Memory (EDODRAM), Synchronous Dynamic Random-Access Memory (SDRAM), etc.

[0160] Memory can be used to store or cache various data files that need to be processed and / or communicated, as well as possible computer program instructions executed by the processor.

[0161] The processor reads and executes computer program instructions stored in the memory to implement any of the automated vegetable cultivation methods based on a wireless LoRa network in the above embodiments.

[0162] In some embodiments, the computer device may further include a communication interface and a bus. The processor, memory, and communication interface are connected via the bus and communicate with each other.

[0163] The communication interface is used to enable communication between the various units, devices, and / or equipment in the embodiments of this application. The communication interface can also enable data communication with other components such as external devices, image / data acquisition devices, databases, external storage, and image / data processing workstations.

[0164] A bus, including hardware, software, or both, couples components of a computer device together. Buses include, but are not limited to, at least one of the following: data bus, address bus, control bus, expansion bus, and local bus. For example, and not as a limitation, a bus may include an Accelerated Graphics Port (AGP) or other graphics bus, an Extended Industry Standard Architecture (EISA) bus, a Front Side Bus (FSB), a Hyper Transport (HT) interconnect, an Industry Standard Architecture (ISA) bus, an InfiniBand interconnect, a Low Pin Count (LPC) bus, a memory bus, a Micro Channel Architecture (MCA) bus, a Peripheral Component Interconnect (PCI) bus, a PCI-Express (PCI-X) bus, a Serial Advanced Technology Attachment (SATA) bus, a Video Electronics Standards Association Local Bus (VLB) bus, or other suitable buses, or a combination of two or more of these. Where appropriate, a bus may include one or more buses. Although specific buses are described and illustrated in the embodiments of this application, this application considers any suitable bus or interconnection.

[0165] The computer device can execute the automated vegetable cultivation method based on a wireless LoRa network as described in the embodiments of this application.

[0166] Furthermore, in conjunction with the automated vegetable cultivation method based on a wireless LoRa network in the above embodiments, this application embodiment can provide a computer-readable storage medium for implementation. This computer-readable storage medium stores computer program instructions; when executed by a processor, these computer program instructions implement any of the automated vegetable cultivation methods based on a wireless LoRa network in the above embodiments.

[0167] Example 3 This embodiment relates to a specific implementation of the present invention.

[0168] S01. The staff placed the vegetable seeds in a fixed-value sponge block with a side length of 4cm, and then placed the sponge block in the planting device; S02, The control unit starts the pump body, so that the pump body sprays the nutrient solution inside the storage unit onto the inner wall of the carrier unit through the conveying unit and several spraying units. The nutrient solution flows along the inner wall of the carrier unit into the planting unit through the planting hole. S03. The control unit starts the drive unit every 30 minutes. The drive unit drives the active gear unit to rotate, and the active gear unit drives the driven gear ring unit to rotate, thereby causing the planting equipment to rotate 180 degrees, switching the sun-facing side and the shaded side to achieve uniform lighting. S04. The liquid level measuring device is deployed in the liquid storage container to monitor the liquid level height of the liquid storage container, and the rated volume of the liquid storage container is 3500ml; S05. A nutrient solution concentration measuring device is deployed in the nutrient solution storage unit to monitor the concentration of the nutrient solution inside the storage unit. S06. When the liquid level and nutrient solution concentration are lower than the preset threshold, the control unit activates the solenoid valve, flow meter and actuator, so that pure water and concentrated nutrient solution can be injected into the storage unit in a certain proportion to complete the replenishment of nutrient solution. S07. Two light intensity sensors are deployed in the middle of both sides of the planting equipment, and the light intensity sensors collect light intensity every 5 minutes during the period from 7:00 to 17:00 on the same day. S08. If the total photosynthetic amount of the day is lower than the preset threshold, the control unit will activate the photosynthetic amount supplement to complete the supplementation of photosynthetic amount of the planting equipment.

[0169] The specific processing steps for S06 are as follows: The method for calculating the remaining liquid volume in the reservoir is as follows: in, The given value represents the distance between the ultrasonic sensor and the bottom of the water tank. This represents the distance measured by the ultrasonic sensor to the liquid surface, where r is the radius of the reservoir.

[0170] Pure water volume With the volume of concentrated nutrient solution The calculation method is as follows: 3500-V 3500 is the rated volume of the water storage tank, in ml.

[0171] The required volume of concentrated nutrient solution to be added to the reservoir: in, Indicates the EC value of the target nutrient solution And the currently measured EC value of the nutrient solution difference, and Indicates a volume of Adding to tap water with a conductivity of 300 μS / cm The concentrated nutrient solution increases the conductivity of the nutrient solution mixture. us / cm, and It is a constant.

[0172] Pure water solenoid valve opening time The number of pulses i of the stepper motor of the nutrient solution injector: in, This represents the actual measured value of the pure water flow meter, treating the flow count value as the average flow rate. This represents the volume of nutrient solution propelled by a single pulse from the stepper motor, and is a constant.

[0173] The specific processing steps for S07~S08 are as follows: The light acquisition units are symmetrically distributed on both sides of the incubator. Each unit collects light data about the environment in which the incubator is located and stores it in local memory. The Daylight Synthesis (DLI) under natural light is calculated after a 5-minute interval. Where 0.0036 is a fixed coefficient in the calculation formula. The light exposure time is 5 minutes. Photon flux density under natural light: Here, LUX represents light intensity, which is directly measured using a light intensity sensor. 2000 is a commonly used effective light intensity compensation point for vegetables in the industry; a light intensity value less than 2000 is considered ineffective light. for The approximate conversion factor with LUX under natural lighting is set to 55-58.

[0174] The WIFI gateway only stores the larger of the two DLI values ​​for calculating the total photosynthetic rate (TDLI) under natural light from 7:00 AM to 5:00 PM on that day: in, This indicates that there are 120 five-minute intervals within 10 hours, and the Wi-Fi gateway periodically resets the value of 'i' to zero. Let represent the i-th DLI, and let denominator 2 represent the total photosynthetic amount of any single face among the two faces.

[0175] The calculation method for the supplementary lighting on time T is as follows: Where 2 represents the total time required to keep both faces open. The target amount of photosynthesis required for vegetables, Photon flux density under supplemental lighting: in, for and The approximate conversion factor is provided by the fill light manufacturer. The light intensity value measured at a distance of 15cm from the supplementary light is used as a fixed value.

[0176] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0177] The embodiments described above are merely illustrative of several implementation methods of this application, and while the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the invention patent. It should be noted that those skilled in the art can make various modifications and improvements without departing from the concept of this application, and these all fall within the protection scope of this application. Therefore, the protection scope of this patent application should be determined by the appended claims.

Claims

1. An automated vegetable cultivation system based on a wireless LoRa network, characterized in that, include: A liquid storage device, which is set on a horizontal plane, is used to store nutrient solution; A rotating device, wherein the rotating device is disposed on top of the liquid storage device; A planting device, which is located on top of the rotating device, is used to provide a cultivation environment for vegetables and to rotate under the action of the rotating device; A spraying device is installed on top of the planting device and connected to the liquid storage device for spraying nutrient solution so that the nutrient solution flows into the planting device and the liquid storage device. A nutrient solution replenishment device, wherein the nutrient solution replenishment device is connected to the storage device and is used to replenish the storage device with nutrient solution; A photosynthetic supplementation device is provided on the side of the planting device for supplementing light to the planting device. A control device is connected to the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device, respectively, and is used to control the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device.

2. The automated vegetable cultivation system according to claim 1, characterized in that, The liquid storage device includes: A base component, wherein the base component is disposed on a horizontal plane; A liquid storage device is disposed on the upper part of the base component. The upper part of the liquid storage device is equipped with the rotating device and is connected to both the spraying device and the nutrient solution replenishment device, for storing nutrient solution; and / or The rotating device includes: A rotary connection module is disposed between the liquid storage device and the planting device for rotatably connecting the planting device and the liquid storage device; A drive module, disposed on the side of the liquid storage device and connected to the rotary connection module and the control device respectively, is used to drive the rotary connection module to rotate; and / or The planting equipment includes: A carrier component is disposed on the upper part of the rotating device and is used to rotate under the action of the rotating device; A plurality of planting holes are arranged around the carrier for the inflow of nutrient solution. A plurality of planting elements, each of which is installed in a corresponding planting hole, are used to provide a cultivation environment for the vegetables; and / or The spraying equipment includes: A pump body is disposed inside the liquid storage device and communicates with the liquid storage device for conveying liquid. A conveying component, which is connected to the pump body, is used to convey liquid; A plurality of spray elements, each of which is connected to the conveyor, are used to spray nutrient solution so that the nutrient solution flows into the planting equipment and the storage equipment; and / or The nutrient solution replenishment device includes: A liquid level measuring device is disposed on the top of the planting device and connected to the control device, for acquiring and transmitting the liquid level height information of the liquid storage device to the control device; A nutrient solution concentration measuring device is disposed inside the storage device and connected to the control device, for acquiring and transmitting the nutrient solution concentration information of the storage device to the control device. A pure water replenishment module is connected to the liquid storage device and the control device, and is used to replenish pure water to the liquid storage device; A nutrient solution replenishment module, which is connected to the storage device and the control device, for replenishing the storage device with nutrient solution; and / or The photosynthetic supplementation device includes: A light intensity acquisition device is installed on the planting device and connected to the control device for acquiring light intensity information; A photosynthetic supplement, wherein the photosynthetic supplement is disposed on the side of the liquid storage device and connected to the control device, for supplementing the photosynthetic capacity of the planting device; and / or The control device includes: A communication device is disposed in the liquid storage device and connected to an external remote control device, the nutrient solution replenishment device, and the photosynthetic capacity replenishment device, respectively, for acquiring external remote control information, nutrient solution concentration information, liquid level information, and light intensity information; A control unit is disposed in the liquid storage device and connected to the communication device, the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device, respectively. The control unit is used to process nutrient solution concentration information, liquid level information, and light intensity information, and to control the rotating device, the spraying device, the nutrient solution replenishment device, and the photosynthetic replenishment device.

3. The automated vegetable cultivation system according to claim 2, characterized in that, The rotary connection module includes: A connector, which is connected to the planting device and the liquid storage device respectively, for rotatably connecting the planting device and the liquid storage device; A driven gear ring member, wherein the driven gear ring member is disposed on the connecting member and meshes with the drive module; and / or The driving module includes: A drive gear component, which meshes with the rotary connection module, is used to drive the rotary connection module to rotate; A driving component, wherein the driving component is disposed in the liquid storage device and connected to the driving gear component, is used to drive the driving gear component to rotate; and / or The pure water replenishment module includes: A valve body is provided in the pipeline connecting the liquid storage device to the external water source and connected to the control device, for controlling the flow of external water source to the liquid storage device; A flow monitoring device, wherein the flow monitoring device is installed in the pipeline connecting the liquid storage device to an external water source and connected to the control device, and is located downstream of the valve body, for controlling the flow rate of pure water; and / or The nutrient solution replenishment module includes: An injection device, which is connected to the liquid storage device, is used to inject concentrated nutrient solution into the liquid storage device; A pusher is disposed in the liquid storage device and connected to the injection component, for pushing the injection component.

4. An automated vegetable cultivation method based on a wireless LoRa network, applied to the automated vegetable cultivation system according to any one of claims 1 to 3, characterized in that, include: (a) Nutrient solution supplementation Obtain the liquid level and nutrient solution concentration; Based on the liquid level and the nutrient solution concentration, the volume of pure water and the volume of concentrated nutrient solution to be replenished are calculated. Based on the volume of pure water and the volume of concentrated nutrient solution, a nutrient solution replenishment instruction is generated; (ii) Photosynthetic supplementation Obtain the light intensity for several preset time periods; Several average light intensities are calculated based on several light intensities, wherein the average light intensities correspond to the light intensities. Several daily photosynthetic amounts are calculated based on several average light intensities, wherein the daily photosynthetic amounts correspond to the average light intensities; The total photosynthetic amount is calculated based on the aforementioned photosynthetic amounts. The supplemental lighting time is calculated based on the total photosynthetic amount. A supplementary lighting command is generated based on the supplementary lighting time.

5. The automated vegetable cultivation method according to claim 4, characterized in that, Based on the liquid level information and the nutrient solution concentration information, the calculated volumes of pure water and concentrated nutrient solution to be replenished include: The remaining volume of the nutrient solution is calculated based on the liquid level height. Based on the nutrient solution concentration and the remaining volume of the nutrient solution, the remaining volume of pure water and the remaining content of the nutrient solution are calculated. Based on the remaining volume of pure water, the remaining content of nutrient solution, the preset volume, and the preset concentration of nutrient solution, the volume of pure water to be replenished and the volume of concentrated nutrient solution to be replenished are calculated; and / or Based on the volume of pure water and the volume of concentrated nutrient solution, a nutrient solution replenishment instruction is generated, including: The pure water replenishment time is calculated based on the pure water volume and pure water flow rate. A pure water replenishment command is generated based on the pure water replenishment time. The number of pulses is calculated based on the volume of the concentrated nutrient solution and the pulse volume. Based on the number of pulses, a concentrated nutrient solution replenishment instruction is generated.

6. The automated vegetable cultivation method according to claim 5, characterized in that, The formula for calculating the remaining volume of the nutrient solution is: in, Where r is the liquid level height, and r is the radius of the storage device; and / or The formula for calculating the volume of pure water to be added is as follows: V 额定 -V Among them, V 额定 The rated volume of the liquid storage device; and / or The formula for calculating the volume of concentrated nutrient solution to be replenished is as follows: in, Indicates the EC value of the target nutrient solution And the currently measured EC value of the nutrient solution difference, This indicates the volume of concentrated nutrient solution added. This indicates the increase in the electrical conductivity value of the nutrient solution mixture. and It is a constant; and / or The formula for calculating the pure water replenishment time is as follows: in, Indicates pure water flow rate; and / or The formula for calculating the number of pulses is as follows: in, This indicates the volume of concentrated nutrient solution propelled by a single pulse.

7. The automated vegetable cultivation method according to claim 4, characterized in that, The formula for calculating the total solar synergy is as follows: Where 0.0036 is a fixed coefficient in the calculation formula, and t is the illumination time. LUX represents the photon flux density under natural light, and LUX represents the illumination intensity. for Approximate conversion factor with LUX under natural light; and / or The formula for calculating total photosynthesis is as follows: in, This indicates that there are m preset time periods for the preset illumination time. Let 2 represent the i-th DLI, and 2 represent the total photosynthetic output of any single facet among the two faces; and / or The formula for calculating the supplemental lighting time is as follows: Where 2 represents the total time required to keep both faces open. The target amount of photosynthesis required for vegetables, Photovoltaic flux density under photosynthetic supplementation. for and Approximate conversion factor, The light intensity value is measured at a distance of 15cm from the photosynthesis supplement.

8. The automated vegetable cultivation method according to claim 4, characterized in that, Also includes: Obtain the rotation time, wherein the rotation time is the time since the last rotation; Determine whether the rotation time has reached the preset rotation time; When the rotation time reaches the preset rotation time, a rotation command is generated, wherein the rotation command is used to drive the rotating device to rotate.

9. A computer device comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, characterized in that, When the processor executes the computer program, it implements the automated vegetable cultivation method as described in any one of claims 4 to 8.

10. A computer-readable storage medium having a computer program stored thereon, characterized in that, When the program is executed by the processor, it implements the automated vegetable cultivation method as described in any one of claims 4 to 8.

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