Aeroponic cultivation planting frame based on plant factory

Abstract

The invention discloses an aeroponic cultivation planting frame based on a plant factory, belongs to the technical field of plant factory planting, and mainly aims to solve the problems of fixed planting spacing, low water and fertilizer utilization efficiency, resource waste and insufficient utilization of planting space in a plant growth cycle of an existing plant frame for the plant factory. According to the technical scheme, a transmission assembly and a telescopic mechanism achieve adjustment of the height of a planting plane and adjustment of the angle of an atomization spray head, and a suitable root system growth space and high-precision water culture supply can be provided according to different plant growth cycles; the horizontal distance between the planting mechanisms can be adjusted through the sliding mechanism, and suitable growth spaces can be provided according to different growth cycles; the culture solution mechanism realizes recovery and reconfiguration of a culture solution, so that water and fertilizer resources are saved; the detection system and the control system realize control of a single atomization nozzle, realize high-efficiency and high-precision water and fertilizer supply, and reduce waste of resources at the same time.

Description

Technical Field

[0001] The invention relates to the technical field of plant factory planting, and in particular to an aerosol cultivation planting rack for a plant factory. Background Art

[0002] Traditional cultivation technology often leads to uneven growth of the same batch of plants due to uneven soil fertility. A plant factory is a new cultivation technology that uses soilless cultivation, sensing, and control technologies to achieve plant cultivation in an artificial adjustable environment. It can protect plants in plant factories from the effects of the natural environment. Planting racks are essential equipment for production and cultivation in plant factories.

[0003] At present, most plant planting equipment adopts traditional hydroponics. This type of equipment is usually flat and multi-layered, with a fixed structure and a large footprint. It is not conducive to measuring plants during the planting process, and faces the problem that the spacing between plants is too small, which is not conducive to plant growth, and the spacing is too large and wastes the planting area. In addition, the common hydroponic plant racks on the market have low efficiency in water and fertilizer utilization. They are not applicable in the social context of today's society that advocates energy conservation and emission reduction, and are not conducive to cost savings. Summary of the invention

[0004] In order to overcome the problems of waste of planting area and low water and fertilizer utilization efficiency of traditional hydroponic racks mentioned in the prior art, the present invention provides an aeroponic planting rack based on a plant factory, in which a sliding mechanism is arranged to adjust the spacing between multiple planting mechanisms, replacing the fixed and flat structural design of the existing hydroponic rack, so as to adjust the planting spacing according to the growth form of the plants and reduce space waste; in addition, an aeroponic mechanism, a culture solution mechanism, a monitoring system and a control system are arranged to adjust different root spaces, spray amounts, and spray angles in different growth cycles of the plants; and a nozzle corresponding to the switch corresponding to the survival / death of each plant is monitored to provide corresponding high-precision water and fertilizer supply in different growth cycles of the plants and improve water and fertilizer utilization efficiency.

[0005] In order to achieve the above technical effects, the present invention provides the following technical solutions: An aerosol cultivation plant rack for plant factories, comprising an outer frame, a sliding mechanism, a supporting mechanism, a planting mechanism, and a culture liquid mechanism; the outer frame comprises a plurality of longitudinal beams and a plurality of transverse beams correspondingly fixedly coupled to the longitudinal beams; the sliding mechanism comprises two slide rails correspondingly arranged on the inner side of the transverse beams, and a plurality of transverse bars are movably arranged between the two slide rails; the supporting mechanism comprises a plurality of supporting mechanisms correspondingly arranged on the corresponding transverse bars; The planting mechanism includes multiple ones, which are respectively installed in corresponding supporting structures, wherein the planting mechanism includes side rods symmetrically arranged on the left and right, and each corresponding side rod top is equipped with an angular connecting rod for connecting the cross rod; multiple aeroponic mechanisms for cultivating plants are arranged at equal distances longitudinally between the side rods, and nutrient solution pipes are arranged at both ends of the aeroponic mechanisms for circulating the culture solution in the planting mechanism.

[0006] Furthermore, the aeroponic mechanism includes a planting trough and a planting partition, the planting partition is provided with a plurality of openings for simultaneously cultivating a plurality of plants, and the planting partition includes a plurality of fixing mechanisms provided one by one corresponding to the openings; The planting trough includes a through hole, a Y-shaped tube, and an infusion tube. The through holes are symmetrically arranged on the side wall of the planting trough in a front-to-back manner. One end of the Y-shaped tube is fixedly coupled to the inner wall of the planting trough corresponding to the through hole. Two infusion tubes are movably connected to the other two ends of the Y-shaped tube. Multiple atomizing nozzles are arranged one by one corresponding to the number of openings on the infusion tubes; a rotating component is arranged on the side wall of the planting trough, and the rotating component is used to rotate the angle of the infusion tube to adjust the angle of the atomizing nozzle; a telescopic mechanism is symmetrically arranged on the side wall of the planting trough in a left-right manner, and the telescopic mechanism is used to support the planting partition and adjust the distance between the planting partition and the bottom surface of the planting trough.

[0007] Furthermore, the planting trough also includes two transmission components, which are symmetrically arranged on the side walls of the planting trough, and the transmission components include a first motor and a second motor.

[0008] Furthermore, the telescopic mechanism is a telescopic rod, including a telescopic rod body, a threaded rod, a first gear, a plurality of transmission wheels and a transmission belt. The threaded rod is arranged inside the telescopic rod and fixedly coupled to the top of the telescopic rod. The first gear is arranged on the back of the telescopic rod. The first gear is meshed with the threaded rod. The first gear is rotated to achieve the up and down movement of the threaded rod to achieve the extension and retraction of the telescopic rod. The first gear is fixedly coupled to a transmission wheel arranged outside the side wall of the planting trough. The first motor is fixedly coupled to a transmission wheel arranged outside the side wall of the planting trough. Kinetic energy transmission is achieved between the transmission wheels through a transmission belt.

[0009] Furthermore, the atomizing nozzle is welded on the infusion tube, and the coupling part between the infusion tube and the Y-shaped tube includes a bearing. The rotation of the atomizing nozzle is realized by the rotation of the infusion tube. The infusion tube is fixed with a second gear, the second motor is coupled with the third gear, the third gear is meshed with the second gear, and the rotation of the second motor realizes the rotation of the atomizing nozzle.

[0010] Furthermore, the culture liquid mechanism is arranged at the bottom of the outer frame, including an old liquid tank, an old liquid treatment device, a liquid dispensing device, a pressurizing device and a new liquid tank; the old liquid tank and the new liquid tank are symmetrically arranged between the longitudinal beams of the outer frame, the old liquid tank is used to recover the culture liquid flowing out of the planting mechanism; the old liquid treatment device is used to filter the culture liquid in the old liquid tank and detect the concentration of the culture liquid, the old liquid treatment device is connected to the old liquid tank pipeline, and a water pump and a one-way valve are arranged at the connection point; the liquid dispensing device is used to configure the culture liquid to a set concentration, and is connected to the old liquid treatment device pipeline, and a water pump and a one-way valve are arranged at the connection point; the new liquid tank is used to store the configured culture liquid, and is connected to the liquid dispensing device pipeline, and a water pump and a one-way valve are arranged at the connection point; the pressurizing device is used to pressurize the new liquid tank to ensure that the mist volume of each atomizing nozzle in the planting mechanism is consistent, and the pressurizing device is connected to the new liquid tank; the culture liquid in the new liquid tank is connected one by one to the top aeroponic mechanism in the corresponding planting mechanism through multiple hoses.

[0011] Furthermore, it includes a plurality of light sources, which are LED flat panel lights, and each light source is arranged one by one at the lower end of the planting trough.

[0012] As a further solution of the present invention, a monitoring method for an aerosol cultivation rack used in a plant factory comprises the following steps: By using a camera deployed on a plant rack, an image sequence of plant growth is captured, the state of plant growth in the image sequence is extracted, and plant growth cycle data and plant survival data are generated; based on the plant growth cycle data, a plant growth cycle result is generated, and the plant growth cycle result is the plant growth stage; based on the plant survival data, a plant survival result is generated, and the plant survival result is a determination result of whether the plant is alive.

[0013] By deploying sensors in the old liquid processing device, the concentration signal of the culture liquid concentration is detected, the concentration value in the concentration signal is extracted, and the culture liquid concentration data is generated. The culture liquid concentration result is generated based on the corresponding culture liquid concentration data. The culture liquid concentration result is the judgment result of whether the culture liquid concentration in the old liquid tank meets the set value.

[0014] As a further solution of the present invention, a monitoring system suitable for a monitoring method of an aerosol cultivation rack for a plant factory comprises: An image capture module is used to capture an image sequence of plant growth, extract the state of plant growth, and generate growth cycle data and survival data; A concentration monitoring module is used to detect the concentration of the culture solution in the old liquid tank, extract the old liquid concentration value therefrom, and generate the old liquid concentration data; The dynamic analysis module is used to infer the planting rack deployment deviation information based on the growth cycle data, the nozzle switch information based on the survival data, and the liquid distribution ratio information based on the old liquid concentration data.

[0015] As a further solution of the present invention, a control system suitable for an aerosol cultivation rack for a plant factory includes a signal receiver and a signal transmitter; the signal receiver is used to receive the planting rack deployment deviation information, the nozzle switch information and the liquid proportion information; The control system generates spacing data after receiving the planting rack deployment deviation information, and the signal transmitter transmits the spacing data to the sliding mechanism to adjust the row spacing of the planting mechanism; The control system generates height data after receiving the planting rack deployment deviation information, and the signal transmitter transmits the height data to the aeroponic mechanism to adjust the telescopic mechanism extension and the infusion tube rotation; The control system generates fog volume data after receiving the rack deployment deviation information, and the signal transmitter transmits the fog volume data to the pressurizing mechanism to adjust the pressure; The control system generates switch data after receiving the nozzle switch information, and the signal transmitter transmits the height data to the aeroponic mechanism to adjust the switch of the atomizing nozzle; The control system generates culture solution ratio data after receiving the spraying liquid ratio information, and the signal transmitter transmits the culture solution ratio data to the liquid preparation device, and the liquid preparation device prepares the old liquid into the new culture solution.

[0016] The control system is respectively connected with the aeroponic mechanism, the pressurizing device, and the liquid dispensing device by electrical signals. Technical effects of the present invention: 1. The row spacing of the planting mechanism can be adjusted according to the different growth cycles of the plants to avoid wasting planting space; 2. The height of the planting partition and the angle of the atomizing nozzle can be adjusted according to the length of the plant root growth, and water and fertilizer can be supplied with high precision; 3. According to the growth form and death of plants, the spray volume and the switch of the nozzle can be controlled to improve the efficiency of water and fertilizer use and avoid waste; 4. The culture solution mechanism can realize the recovery and reuse of culture solution to avoid the waste of water and fertilizer. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of an aerosol cultivation rack for a plant factory; Figure 2 A schematic diagram of the activities of an aeroponic mechanism based on an aeroponic growing rack for a plant factory in an initial state; Figure 3 A schematic diagram of a cross-sectional activity of an aeroponic mechanism based on an aeroponic growing rack for a plant factory; Figure 4 It is a schematic longitudinal section diagram of an aeroponic mechanism based on an aeroponic growing rack for a plant factory; Figure 5A schematic diagram of an aeroponic mechanism based on an aeroponic growing rack for a plant factory after removing the planting partition and the atomizing nozzle; Figure 6 for Figure 1 A partial enlarged view of the side rod of an aerosol cultivation rack used in a plant factory; Figure 7 It is a partial enlarged view of an aeroponic mechanism based on an aeroponic growing rack for a plant factory; Figure 8 for Figure 5 A partial enlarged view of a telescopic mechanism of an aerosol cultivation rack for a plant factory; The names of the components corresponding to the reference numerals in the accompanying drawings are: 1. outer frame; 2. sliding mechanism; 21. slide rail; 3. supporting mechanism; 31. cross bar; 32. angular connecting rod; 4. planting mechanism; 41. nutrient solution tube; 42. side rod; 5. aeroponic mechanism; 51. planting trough; 52. planting partition; 53. Y-shaped tube; 54. infusion tube; 55. atomizing nozzle; 56. telescopic mechanism; 561. telescopic rod; 562. threaded rod; 563. first gear; 564. transmission wheel; 565. transmission belt; 57. fixing mechanism; 58. rotating assembly; 581. first motor; 582. second motor; 591. second gear; 592. third gear; 6. culture fluid mechanism; 61. old fluid tank; 62. old fluid treatment device; 63. fluid preparation device; 64. pressurizing device; 65. new fluid tank; 66. hose. DETAILED DESCRIPTION

[0018] In order to more clearly explain the overall concept of the present invention, the following is a detailed description in the form of examples in conjunction with the accompanying drawings of the specification. In the description of the present invention, it should be understood that the terms, "upper", "lower", "front", "back", "left", "right" and the like indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first" and "second" may explicitly or implicitly include one or more of the features, unless otherwise clearly and specifically defined.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "coupled", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication connection; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the present invention, unless otherwise clearly specified and limited, the first feature "on" or "under" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one scheme", "some schemes", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the scheme or example are included in at least one scheme or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same scheme or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more schemes or examples in a suitable manner.

[0022] First embodiment: like Figure 1 As shown: an aerosol cultivation plant rack for plant factories, comprising an outer frame 1, wherein the outer frame 1 is a rectangular frame surrounded by four longitudinal beams, and the corresponding cross beams arranged on the two longitudinal beams together constitute the outer frame 1 of the plant rack; sliding mechanisms 2 are respectively arranged on the inner sides of the two cross beams, and a plurality of cross bars 31 are included between the two sliding mechanisms 2, and pulleys are fixedly connected at both ends of the cross bars 31, and the pulleys are arranged in the slide rails 21 of the sliding mechanism 2, and a driving mechanism for driving the slide rails 21 is arranged at the end of the slide rails 21, and a fork-type connecting rod is arranged between the cross bars 31, and the driving mechanism The outermost cross bar 31 is driven by a belt, which in turn drives the fork-type connecting rod, so that the connecting rod can move in the horizontal position; at least two supporting mechanisms 3 are arranged on the cross bar 31, and the supporting mechanism 3 includes an angular connecting rod 32, and the two ends of the angular connecting rod 32 are respectively fixedly coupled to the side rods 42, and a plurality of aeroponic mechanisms 5 for cultivating plants are longitudinally equidistantly arranged between the side rods 42, and a vertical row of aeroponic mechanisms 5 is a cultivation mechanism; through holes are provided at both ends of the aeroponic mechanism 5, and nutrient solution pipes 41 are arranged on the through holes, and the nutrient solution pipes 41 enable the culture solution between the entire cultivation device to be connected and circulated.

[0023] like Figure 1-8As shown, the aeroponic mechanism 5 includes a planting trough 51 and a planting partition 52. The planting trough 51 can be rectangular, wedge-shaped, semicircular, etc., and the present embodiment is preferably rectangular. The planting partition 52 is a horizontal thin plate, and a plurality of openings are provided on the partition, so that a plurality of plants can be planted at the same time. A fixing mechanism 57 is embedded in each opening, so that the plant can be fixed on the planting partition 52 for growth. During the growth process, the root system of the plant can be suspended in the air, which is convenient for spraying water and fertilizer mist. The planting partition 52 can be made of materials such as chevron board and foam board; the planting trough 51 includes two through holes, two Y-shaped tubes 53, and two infusion tubes 5 4. The through holes are symmetrically arranged on the side walls at both ends of the planting trough 51, one end of the Y-tube 53 is fixedly coupled to the inner wall of the planting trough 51 corresponding to the through hole, and the Y-tube 53 is horizontally arranged to ensure that the infusion tube 54 is not affected by stress; the two infusion tubes 54 are movably connected to the other two ends of the Y-tube 53, and bearings are arranged at the movable connection to realize the rotation of the infusion tube 54 relative to the Y-tube 53; a plurality of atomizing nozzles 55 are arranged on the infusion tube 54 corresponding to the number of openings of the planting partition 52; the atomizing nozzle 55 is a magnetic electric-controlled valve, and the switching of the atomizing nozzle 55 is realized by disconnecting / passing.

[0024] A rotating assembly 58 is provided on the side wall of the planting trough 51, and the rotating assembly 58 is used to rotate the angle of the infusion tube 54 to adjust the angle of the atomizing nozzle 55; a telescopic mechanism 56 is symmetrically provided on the side wall of the planting trough 51, and the telescopic mechanism 56 is used to support the planting partition 52 and adjust the distance between the planting partition 52 and the bottom surface of the planting trough 51. The planting trough also includes two transmission assemblies, which are symmetrically provided on the side wall of the planting trough 51, and the transmission assembly includes a first motor 581 and a second motor 582, the first motor 581 is used to control the telescopic mechanism 56, and the second motor 582 is used to control the rotation of the infusion tube 54; The telescopic mechanism 56 is a stacked telescopic rod 561, including a telescopic rod 561 body, a threaded rod 562, a first gear 563, a plurality of transmission wheels 564 and a transmission belt 565. The threaded rod 562 is arranged in the telescopic rod 561 and fixedly coupled to the top of the telescopic rod 561. The first gear 563 is arranged on the back of the telescopic rod 561. The first gear 563 is meshed with the threaded rod 562. The first gear 563 is rotated to realize the up and down movement of the threaded rod 562 to realize the telescopic rod 561. 1 also has a limit block corresponding to each stacked structure; microholes are set on the side wall of the planting groove 51, the first gear 563 is a rigid thin rod and is fixedly coupled with a transmission wheel 564 outside the side wall of the planting groove 51, the first motor 581 is fixedly coupled with a transmission wheel 564 set outside the side wall of the planting groove 51, and kinetic energy transmission is achieved between the transmission wheels 564 through the transmission belt 565. Driving the first motor 581 can realize the movement of the transmission wheel 564, so as to realize the extension and retraction of the telescopic rod 561, and finally achieve the effect of lifting and lowering the planting partition 52.

[0025] The atomizing nozzle 55 is welded on the infusion tube 54. The coupling portion between the infusion tube 54 and the Y-shaped tube 53 includes a bearing. The rotation of the atomizing nozzle 55 is realized by the rotation of the infusion tube 54. The infusion tube 54 is fixed with a second gear 591. The second motor 582 is coupled to the third gear 592. The third gear 592 is meshed with the second gear 591. The second motor 582 rotates to realize the rotation of the atomizing nozzle 55.

[0026] The planting rack also includes a plurality of light sources, which are LED flat panel lights, and each light source is arranged at the lower end of the planting groove 51 in a one-to-one correspondence.

[0027] Second embodiment: An aerosol cultivation plant rack for plant factories, further comprising a culture liquid mechanism 6, the culture liquid mechanism 6 being arranged at the bottom of an outer frame 1, comprising an old liquid tank 61, an old liquid treatment device 62, a liquid distribution device 63, a pressurizing device 64 and a new liquid tank 65; the old liquid tank 61 and the new liquid tank 65 are arranged symmetrically between the longitudinal beams of the outer frame 1, the old liquid tank 61 is used to recover the culture liquid flowing out of the planting mechanism 4; the old liquid treatment device 62 is used to filter the culture liquid in the old liquid tank 61 and detect the concentration of the culture liquid, the old liquid treatment device 62 is connected to the old liquid tank 61 through a pipeline, and a water supply is arranged at the connection point The new liquid tank 65 is used to store the configured culture solution, and is connected to the liquid dispensing device 63 by pipeline, and a water pump and a one-way valve are set at the connection point; the pressurizing device 64 is used to pressurize the new liquid tank 65 to ensure that the mist volume of each atomizing nozzle 55 in the planting mechanism 4 is consistent, and the pressurizing device 64 is connected to the new liquid tank 65; the culture solution in the new liquid tank 65 is connected to the uppermost aerosol culture mechanism 5 in the corresponding planting mechanism 4 through a plurality of hoses 66.

[0028] Third embodiment: A monitoring method for an aerosol cultivation rack used in a plant factory comprises the following steps: By using the camera deployed on the plant rack, the image sequence of plant growth is captured, the state of plant growth in the image sequence is extracted, and plant growth cycle data and plant survival data are generated; based on the plant growth cycle data, a plant growth cycle result is generated, and the plant growth cycle result is the plant growth stage; based on the plant survival data, a plant survival result is generated, and the plant survival result is the determination result of whether the plant is alive. Specifically, multiple cameras distributed on the plant rack take growth photos of plants on the aeroponic mechanism 5, and compare them with the database to determine the growth cycle of the plant and the survival state of the plant, wherein the image resolution is not less than 1920×1080, and the image is collected once every 2 hours on average, and stored in JPEG / PNG format. The collected image sequence is subjected to Gaussian filtering to remove image noise, and the color is accurate based on the white balance algorithm. The image segmentation algorithm based on deep learning is used to segment the plant area; then the parameters such as leaf area, plant height, stem thickness, etc. are extracted, the chlorophyll index is calculated by color features, and the LBP texture features are extracted; the plant growth stage is identified by the SVM classifier, and the output growth stage results are germination, growth, maturity and senescence. The plant survival results are determined by leaf area change rate: ±20%, chlorophyll index: ≥0.35, and texture feature variance: ≤0.15.

[0029] By deploying sensors in the old liquid treatment device 62, the concentration signal of the culture solution concentration is detected, the concentration value in the concentration signal is extracted, the culture solution concentration data is generated, and the culture solution concentration result is generated based on the culture solution concentration data. The culture solution concentration result is the judgment result of whether the culture solution concentration in the old liquid tank 61 meets the set value. The sensor can be a combination of one or more of a conductivity sensor, a pH sensor, and an optical concentration meter. The concentration signal acquisition frequency is once a minute, and the measurement range is conductivity: 0-20 mS / cm, pH value: 0-14, optical concentration: 0-100%. The measurement accuracy of the entire array of combined sensors is less than ±0.5%. Kalman filtering is used to remove noise from the collected signal filtering, and the characteristic weight distribution of the sensor array is conductivity: pH value: optical concentration = 40%: 30%: 30%.

[0030] Fourth embodiment: A monitoring system applicable to a monitoring method of an aerosol cultivation rack for a plant factory, comprising: An image capture module is used to capture an image sequence of plant growth, extract the state of plant growth, and generate growth cycle data and survival data; A concentration monitoring module, used to detect the concentration of the culture solution in the old liquid tank 61, extract the old liquid concentration value therefrom, and generate old liquid concentration data; The dynamic analysis module is used to infer the planting rack deployment deviation information based on the growth cycle data, the nozzle switch information based on the survival data, and the liquid distribution ratio information based on the old liquid concentration data.

[0031] Fifth embodiment: A control system suitable for an aerosol cultivation rack for a plant factory, comprising a signal receiver and a signal transmitter; the signal receiver is used to receive the planting rack deployment deviation information, nozzle switch information and liquid distribution ratio information; The control system generates spacing data after receiving the planting rack deployment deviation information, and the signal transmitter transmits the spacing data to the sliding mechanism 2 to adjust the row spacing of the planting mechanism 4; The control system generates height data after receiving the rack deployment deviation information, and the signal transmitter transmits the height data to the aeroponic mechanism 5 to adjust the telescopic mechanism 56 to telescope and the infusion tube 54 to rotate; The control system generates fog volume data after receiving the rack deployment deviation information, and the signal transmitter transmits the fog volume data to the pressurizing mechanism to adjust the pressure; The control system generates switch data after receiving the nozzle switch information, and the signal transmitter transmits the height data to the aeroponic mechanism 5 to adjust the switch of the atomizing nozzle 55; The control system generates culture solution ratio data after receiving the spraying liquid ratio information, and the signal transmitter transmits the culture solution ratio data to the liquid preparation device 63, and the liquid preparation device 63 prepares the old liquid into the new culture solution.

[0032] The control system is connected to the aeroponic mechanism 5, the pressurizing device 64, and the liquid dispensing device 63 respectively by electrical signals.

[0033] Each embodiment in this specification is described in a progressive manner, and the same or similar parts between the embodiments can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, due to its application and structural embodiment, the description is relatively simple, and the relevant parts can be referred to the partial description of the structural embodiment.

[0034] The above description is only an embodiment of the present invention and is not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. An aerosol cultivation rack for plant factories, characterized by: The invention comprises an outer frame (1), a sliding mechanism (2), a supporting mechanism (3), a planting mechanism (4), and a culture fluid mechanism (6); the outer frame (1) comprises a plurality of longitudinal beams and a plurality of transverse beams correspondingly fixedly coupled to the longitudinal beams; the sliding mechanism (2) comprises two slide rails (21) correspondingly arranged on the inner sides of the transverse beams, and a plurality of transverse rods (31) are movably arranged between the two slide rails (21); the supporting mechanism (3) comprises a plurality of supporting mechanisms correspondingly arranged on the corresponding transverse rods (31); The planting mechanism (4) comprises a plurality of planting mechanisms, which are respectively mounted in corresponding supporting structures, wherein the planting mechanism (4) comprises side bars (42) which are symmetrically arranged on the left and right, and an angle connecting rod (32) for connecting the cross bar (31) is mounted on the top of each of the two side bars (42) which are arranged on the right and left sides; a plurality of aeroponic mechanisms (5) for cultivating plants are arranged at equal distances in the longitudinal direction between the side bars (42), and nutrient solution pipes (41) are arranged at both ends of the aeroponic mechanisms (5) for circulating the culture solution in the planting mechanism (4).

2. The aerosol cultivation plant rack for plant factory according to claim 1, characterized in that: The aeroponic mechanism (5) comprises a planting trough (51) and a planting partition (52), wherein the planting partition (52) is provided with a plurality of openings for simultaneously cultivating a plurality of plants, and the planting partition (52) comprises a plurality of fixing mechanisms (57) arranged one by one corresponding to the openings; The planting trough (51) includes a through hole, a Y-shaped tube (53), and an infusion tube (54). The through holes are symmetrically arranged on the side wall of the planting trough (51) in a front-to-back manner. One end of the Y-shaped tube (53) is arranged corresponding to the through hole and fixedly coupled to the inner wall of the planting trough (51). Two infusion tubes (54) are movably connected to the other two ends of the Y-shaped tube (53). A plurality of atomizing nozzles (55) are arranged on the infusion tube (54) corresponding to the number of openings. A rotating assembly (58) is arranged on the side wall of the planting trough (51). The rotating assembly (58) is used to rotate the angle of the infusion tube (54) to adjust the angle of the atomizing nozzle (55). A telescopic mechanism (56) is symmetrically arranged on the side wall of the planting trough (51). The telescopic mechanism (56) is used to support the planting partition (52) and adjust the distance between the planting partition (52) and the bottom surface of the planting trough (51).

3. The aerosol cultivation rack for plant factories according to claim 1, characterized in that: The planting trough (51) also includes two transmission assemblies, which are arranged on the side wall of the planting trough (51) in a bilaterally symmetrical manner, and include a first motor (581) and a second motor (582).

4. The aerosol cultivation rack for plant factories according to any one of claims 1 to 3, characterized in that: The telescopic mechanism (56) is a telescopic rod (561), comprising a telescopic rod (561) body, a threaded rod (562), a first gear (563), a plurality of transmission wheels (564) and a transmission belt (565); the threaded rod (562) is arranged inside the telescopic rod (561) and fixedly coupled to the top of the telescopic rod (561); the first gear (563) is arranged on the back of the telescopic rod (561); the first gear (563) is meshed with the threaded rod (562); the first gear (563) is rotated to achieve the up and down movement of the threaded rod (562) to achieve the extension and retraction of the telescopic rod (561); the first gear (563) is fixedly coupled to a transmission wheel (564) arranged outside the side wall of the planting groove (51); the first motor (581) is fixedly coupled to a transmission wheel (564) arranged outside the side wall of the planting groove (51); and kinetic energy is transmitted between the transmission wheels (564) via the transmission belt (565).

5. The aerosol cultivation rack for plant factories according to any one of claims 1 to 3, characterized in that: The atomizing nozzle (55) is welded to the infusion tube (54); the coupling portion between the infusion tube (54) and the Y-shaped tube (53) comprises a bearing; the rotation of the atomizing nozzle (55) is achieved by the rotation of the infusion tube (54); the infusion tube (54) is fixedly provided with a second gear (591); the second motor (582) is coupled to the third gear (592); the third gear (592) is meshed with the second gear (591); the rotation of the second motor (582) achieves the rotation of the atomizing nozzle (55).

6. The aerosol cultivation plant rack for plant factory according to claim 1, characterized in that: The culture liquid mechanism (6) is arranged at the bottom of the outer frame (1), and comprises an old liquid tank (61), an old liquid processing device (62), a liquid preparation device (63), a pressurizing device (64) and a new liquid tank (65); The old liquid tank (61) and the new liquid tank (65) are symmetrically arranged between the longitudinal beams of the outer frame (1), and the old liquid tank (61) is used to recover the culture liquid flowing out of the planting mechanism (4); The old liquid treatment device (62) is used to filter the culture liquid in the old liquid tank (61) and detect the concentration of the culture liquid. The old liquid treatment device (62) is connected to the old liquid tank (61) through a pipeline, and a water pump and a one-way valve are provided at the connection point. The liquid preparation device (63) is used to prepare the culture liquid to a set concentration, and is connected to the old liquid treatment device (62) through a pipeline, and a water pump and a one-way valve are provided at the connection point; The new liquid tank (65) is used to store the prepared culture solution and is connected to the liquid preparation device (63) via a pipeline. A water pump and a one-way valve are provided at the connection point. The pressurizing device (64) is used to pressurize the new liquid tank (65) to ensure that the amount of mist from each atomizing nozzle (55) in the planting mechanism (4) is consistent, and the pressurizing device (64) is connected to the new liquid tank (65); The culture liquid in the new liquid tank (65) is connected one by one to the aeroponic mechanism (5) at the top of the corresponding planting mechanism (4) through a plurality of hoses (66).

7. The aerosol cultivation plant rack for plant factory according to claim 1, characterized in that: It comprises a plurality of light sources, wherein the light sources are LED flat panel lights, and each light source is arranged at the lower end of the planting trough (51) in a one-to-one correspondence.

8. A monitoring method for aerosol cultivation racks used in plant factories, characterized in that: The following steps are involved: By using a camera deployed on a plant rack, an image sequence of plant growth is captured, the state of plant growth in the image sequence is extracted, and plant growth cycle data and plant survival data are generated; based on the plant growth cycle data, a plant growth cycle result is generated, and the plant growth cycle result is a plant growth stage; based on the plant survival data, a plant survival result is generated, and the plant survival result is a determination result of whether the plant is alive; By deploying a sensor in the old liquid treatment device (62), a concentration signal of the culture liquid concentration is detected, the concentration value in the concentration signal is extracted, and culture liquid concentration data is generated. Based on the culture liquid concentration data, a culture liquid concentration result is generated. The culture liquid concentration result is a judgment result of whether the culture liquid concentration in the old liquid tank (61) meets the set value.

9. A monitoring system for a monitoring method of an aerosol cultivation rack for a plant factory according to claim 8, characterized in that: include: An image capture module is used to capture an image sequence of plant growth, extract the state of plant growth, and generate growth cycle data and survival data; A concentration monitoring module, used to detect the concentration of the culture solution in the old liquid tank (61), extract the old liquid concentration value therefrom, and generate old liquid concentration data; The dynamic analysis module is used to infer the planting rack deployment deviation information based on the growth cycle data, the nozzle switch information based on the survival data, and the liquid distribution ratio information based on the old liquid concentration data.

10. A control system for an aerosol cultivation rack used in a plant factory, characterized in that: It includes a signal receiver and a signal transmitter; the signal receiver is used to receive planting rack deployment deviation information, sprinkler switch information and liquid distribution ratio information; The control system generates spacing data after receiving the planting rack deployment deviation information, and the signal transmitter transmits the spacing data to the sliding mechanism (2) to adjust the row spacing of the planting mechanism (4); The control system generates height data after receiving the rack deployment deviation information, and the signal transmitter transmits the height data to the aeroponic mechanism (5), adjusting the telescopic mechanism (56) to telescope and the infusion tube (54) to rotate; The control system generates fog volume data after receiving the rack deployment deviation information, and the signal transmitter transmits the fog volume data to the pressurizing mechanism to adjust the pressure; The control system generates switch data after receiving the nozzle switch information, and the signal transmitter transmits the height data to the aeroponic mechanism (5) to adjust the switch of the atomizing nozzle (55); The control system generates culture solution ratio data after receiving the spraying liquid ratio information, and the signal transmitter transmits the culture solution ratio data to the liquid preparation device (63), and the liquid preparation device (63) prepares the old liquid into the new culture solution; The control system is respectively connected to the aeroponic mechanism (5), the pressurizing device (64), and the liquid dispensing device (63) via electrical signals.

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