Multi-unit aeroponic cultivation device
Technical Field
The invention relates to the technical field of soilless culture, in particular to a multi-unit aerial fog culture device.
Background
Aerial fog cultivation is a mode that the root system of a plant is completely placed in an aerial fog environment for growth and development, the requirement of the root system of the plant on water and fertilizer is met through atomized water and air, the most sufficient oxygen and the most freely-extending space are provided, and the root system grows under the condition of no resistance. Aerial fog cultivation is characterized in that the root system is grown in an aerial fog environment in a hanging mode and is different from any other cultivation mode. The aerial fog cultivation technology is the most advanced soilless cultivation technology in all cultivation modes in the world at present, the root system of the aerial fog cultivation technology is suspended and grown in a high-humidity nutrient fog environment, the most sufficient oxygen can be obtained from the environment, meanwhile, the moisture and the nutrition can be obtained in the most direct mode through the aerial fog technology, and the aerial fog cultivation technology is the most suitable, most sufficient and most direct supply method for the fertilizer, the gas and the water, therefore, the aerial fog cultivation technology shows the growth speed and the development progress which are not provided by any other cultivation mode, and shows the magical growth effect and the unconventional yield expression in agricultural production. Despite such great advantages of aeroponic cultivation, due to the current aeroponic cultivation methods and facilities, it is necessary to perform intermittent large-scale uniform spraying once for several minutes on dispersed large-area plant roots, the spraying amount and spraying area per time are large, the uniformity is poor and the energy consumption is high. Is not suitable for large-scale popularization, and is only suitable for cultivation of small-scale virus-free seed potatoes and the like.
In view of the above, there is a need for an aerial fog cultivation device suitable for large-scale popularization and application, which satisfies the needs of modern greenhouse vegetable cultivation.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
It is yet another object of the present invention to provide a multi-unit aeroponic cultivation device which replaces the current uneven, large area, high flow spray process with an even, small area, low flow spray process; thereby greatly reducing the investment, energy consumption, pollution, production cost and management difficulty of plant aerial fog cultivation.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a multi-unit aeroponic device comprising:
the circulating track comprises a spiral track, one end of the spiral track spirally extends from top to bottom, the other end of the spiral track smoothly extends from the uppermost end of the spiral track downwards through the outer side of the spiral track, and the spiral track is surrounded into a cylindrical cavity; the arc-shaped track is horizontally and arc-shaped and extends relative to the ground, and two ends of the arc-shaped track are respectively in smooth transition and continuous connection with two ends of the spiral track; the width of the spiral track is less than that of the arc track;
the cultivation cylinders are arranged on the circulating track in a sliding and sequential mode, the three cultivation cylinders of any group are respectively connected in series through two telescopic rods, and two sides of the three cultivation cylinders of any group are arranged on the circulating track in a sliding mode through support rods; the sum of the diameters M of the three planter boxes of any one set of planter boxes is related to the width A of the helical track by M: a is 3:4-7: 8; the relation between the diameter sum M of the three cultivation cylinders of any group of cultivation cylinders and the width B of the arc-shaped track is M: B which is 1:3-1: 4;
the cultivating box is horizontally arranged on the ground, and the arc-shaped track is arranged in an accommodating groove which is axially formed on the upper end surface of the cultivating box; the arc-shaped baffle is horizontally arranged in the cultivating box and divides the cultivating box into a spraying box and a nutrient solution box which are distributed up and down; the embedded type cultivation barrel comprises a plurality of embedded panels, a plurality of cultivation barrels and a plurality of clamping plates, wherein the embedded panels are detachably arranged at an opening of an accommodating groove in an embedded mode, the embedded panels and the plurality of cultivation barrels are sequentially arranged alternately at intervals in the extending direction of an arc-shaped track, two groups of arc-shaped bayonets are formed at two ends of the embedded panels, and the two groups of arc-shaped bayonets are matched with the side walls of the two groups of cultivation barrels which are in contact with the embedded panels; the outflow port is formed in the side wall of the spraying box and is close to the arc-shaped baffle; the exhaust fan is arranged on the side wall of the spraying box;
the nutrient solution spraying assembly comprises a liquid supply pipe I which is vertically arranged in the cylindrical cavity; the liquid supply pipe II is transversely arranged at the bottom in the spraying box; the liquid supply pipe I and the liquid supply pipe II extend into the nutrient solution box respectively; the atomizing nozzles I are uniformly distributed on the liquid supply pipe I in the same spiral track with the spiral track, and the spraying ends of the atomizing nozzles I respectively spray towards the lower parts of the corresponding partial spiral tracks; the rectangular circulating slide rails are sequentially arranged in the spraying box and are arranged close to the bottom of the spraying box, and the width of any rectangular circulating slide rail in the rectangular circulating slide rails is matched with that of the arc-shaped track; a plurality of atomization spray heads II are correspondingly arranged on the plurality of rectangular circulating slide rails in a sliding mode, and liquid inlets of the atomization spray heads II are communicated with the liquid supply pipe II through hoses; the water pump is arranged on the liquid supply pipe I and the liquid supply pipe II; and
the controller, it with exhaust fan and water pump electricity are connected, the controller is used for controlling opening and close of exhaust fan to and be used for controlling the pump sending nutrient solution of pump alternative to feed tube I or feed tube II, perhaps, be used for controlling the pump simultaneously pump sending nutrient solution to feed tube I and feed tube II.
Preferably, any one of the plurality of sets of planter cartridges further comprises:
the blocking net is fixedly arranged at the bottom of the cultivation cylinder, a through hole with the diameter of at least 3cm is formed in the middle of the blocking net, and the aperture of a mesh of the blocking net is 1-2 cm; a non-woven fabric layer attached on the inner side wall of the cultivation cylinder.
Preferably, the hose is a stainless steel hose, a metal hose, a corrugated hose, a rubber hose or a plastic hose.
Preferably, the circulating rail further includes two rack rails disposed at the outermost side and two sliding rails disposed between the two rack rails;
the plurality of gears are sleeved on the support rods of the plurality of groups of cultivation barrels in pairs, the plurality of gears are respectively meshed with the two rack rails, and bearings are arranged at the joints of the plurality of gears and the support rods, so that the plurality of gears rotate by taking the support rods as shafts;
the two telescopic rods are two-way telescopic rods with the same specification, and the outermost sleeve positioned in the middle of the two telescopic rods is respectively connected with the two sliding rails in a sliding mode through a sliding block.
Preferably, a sealing strip is arranged at the contact part of any one of the panels and the two groups of cultivation cylinders at the two ends of the panel.
Preferably, the method further comprises the following steps:
a plurality of picking doors which can be opened and closed and are arranged on two side walls of the cultivating box;
the plastic film layer is integrally arranged on the inner side wall and the bottom of the cultivating box, and the side wall of the plastic film layer is not adhered to the inner side wall of the box body; the picking doors are arranged on the side wall of the plastic film layer in a corresponding mode, and the edges of the curtains which can be opened and closed are connected with the side wall of the plastic film layer in an openable and closable mode through zippers; and the shielding strips are arranged at the inner sides of the zippers of the plurality of openable curtains in a shielding mode.
Preferably, the picking doors are arranged from one side in an opening and closing mode, and the zippers on the curtains capable of being opened and closed are arranged on the two side edges and the upper edge of the curtains capable of being opened and closed.
Preferably, the plurality of picking doors are folding doors, and wherein any picking door is 3-10m in length.
The invention at least comprises the following beneficial effects:
the root vegetable seedlings are planted in the multiple groups of cultivation cylinders, and can be directly planted in the multiple groups of cultivation cylinders and arranged on the spiral track in the seedling hardening period, at the moment, the root vegetable seedlings are small in size, and the roots of the root vegetable seedlings do not protrude, so that the distances among the multiple groups of cultivation cylinders can be adjusted when the root vegetable seedlings slide to the spiral track, the root vegetable seedlings are compactly distributed as much as possible, and the space is effectively saved; after the root part of the root; in addition, the components of the nutrient solution in the seedling hardening period are different from those in the harvesting period, so that the seedlings of the seedling hardening device and the mature plants are separated for aerial fog cultivation, different nutrient solutions are easily supplemented, and the management is convenient; the aeroponic system is arranged in a greenhouse or a greenhouse to facilitate the adjustment of the temperature in the spraying box, but the spraying box is relatively closed and the air circulation is not smooth, so that the air quality, the temperature and the humidity in the spraying box can be adjusted to a certain degree by an exhaust fan under the monitoring of a temperature sensor and a humidity sensor; the vegetable seedling spraying device is characterized in that a plurality of atomizing spray heads I are arranged and used for spraying nutrient solution on vegetable seedlings on a spiral rail, a plurality of atomizing spray heads II are used for spraying nutrient solution on mature plants on the spiral rail, management is facilitated, a plurality of rectangular circulating slide rails are used for providing sliding support for the plurality of atomizing spray heads II, so that the plurality of atomizing spray heads II can conveniently slide and spray on the corresponding rectangular circulating slide rails, the number of the atomizing spray heads is effectively reduced, the spraying uniformity of the nutrient solution is improved, the cost is saved, and the purposes of improving the production efficiency and the vegetable yield are achieved;
in summary, the present invention replaces the current non-uniform, large-area, large-flow spraying process with a uniform, small-area, small-flow spraying process; thereby greatly reducing the investment, energy consumption, pollution, production cost and management difficulty of plant aerial fog cultivation. Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic top view of the endless track and planter boxes in accordance with one embodiment of the invention;
FIG. 2 is a perspective view of the cultivation box and the nutrient solution spray assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of a panel according to an embodiment of the present invention;
FIG. 4 is a schematic view of a panel according to another embodiment of the present invention;
FIG. 5 is a schematic cross-sectional view of a planter box according to one embodiment of the invention;
FIG. 6 is a schematic cross-sectional side wall and plastic film layer construction of a planter box according to one embodiment of the invention;
FIG. 7 is a front view of a side wall of a planter box according to one embodiment of the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-5, a multi-unit aerial fog cultivation device includes:
the circulating track 10 comprises a spiral track 101, one end of the spiral track extends spirally from top to bottom, the other end of the spiral track extends smoothly and downwards from the uppermost end of the spiral track through the outer side of the spiral track, and the spiral track is surrounded into a cylindrical cavity; the arc-shaped track 102 extends in an arc shape relative to the ground, and two ends of the arc-shaped track are respectively connected with two ends of the spiral track in a smooth transition mode; the width of the spiral track is less than that of the arc track;
a plurality of groups of cultivation barrels 20 which are arranged on the circulating track in sequence in a sliding way, wherein three cultivation barrels of any group are respectively connected in series through two telescopic rods 201, and two sides of three cultivation barrels of any group are arranged on the circulating track in a sliding way through support rods 202; the sum of the diameters M of the three planter boxes of any one set of planter boxes is related to the width A of the helical track by M: a is 3:4-7: 8; the relation between the diameter sum M of the three cultivation cylinders of any group of cultivation cylinders and the width B of the arc-shaped track is M: B which is 1:3-1: 4;
the cultivating box 30 is horizontally arranged on the ground, and the arc-shaped track is arranged in an accommodating groove which is axially formed on the upper end face of the cultivating box; the arc-shaped baffle 301 is horizontally arranged in the cultivating box and divides the cultivating box into a spraying box 305 and a nutrient solution box 306 which are distributed up and down; the plurality of embedded panels 302 are detachably arranged at the opening of the accommodating groove in an embedded manner, the plurality of embedded panels and the plurality of groups of cultivation barrels are sequentially arranged alternately at intervals in the extending direction of the arc-shaped track, two groups of arc-shaped bayonets 3021 are formed at two ends of the plurality of embedded panels, and the two groups of arc-shaped bayonets are matched with the side walls of the two groups of cultivation barrels contacted with the embedded panels; the outflow port is formed in the side wall of the spraying box and is close to the arc-shaped baffle; the exhaust fan is arranged on the side wall of the spraying box; the diversion trench 303 is arranged at the bottom of the spiral track and communicated to the nutrient solution box body; a plastic film cover body 304 which covers the spiral track, and the lower end of the plastic film cover body extends into the diversion trench; when the plurality of cultivation cylinders move from the spiral track to the arc track, the plastic film cover body can be removed or rolled up;
the nutrient solution spraying assembly 40 comprises a liquid supply pipe I401 which is vertically arranged in the cylindrical cavity; the liquid supply pipe II 402 is transversely arranged at the bottom in the spraying box; the liquid supply pipe I and the liquid supply pipe II extend into the nutrient solution box respectively; the atomizing nozzles I4011 are uniformly distributed on the liquid supply pipe I in the same spiral track with the spiral track, and the spraying ends of the atomizing nozzles I respectively spray towards the lower parts of the corresponding partial spiral tracks; the plurality of rectangular circulating slide rails 403 are sequentially arranged in the spraying box and are arranged close to the bottom of the spraying box, and the width of any rectangular circulating slide rail in the plurality of rectangular circulating slide rails is matched with that of the arc-shaped track; a plurality of atomizing nozzles II 4021 are correspondingly and slidably arranged on the rectangular circulating slide rails in a one-to-one mode, and liquid inlets of the atomizing nozzles II are communicated with the liquid supply pipe II through hoses; the plurality of atomizing nozzles II are arranged towards the lower part of the plurality of groups of cultivation cylinders which are obliquely above so as to effectively spray the nutrient solution to the roots of plants; the nutrient solution tanks 306 can be arranged into one or two according to the requirement, and can be respectively communicated with the liquid supply pipe I and the liquid supply pipe II so as to supply different nutrient solutions according to the requirement;
a water pump 404 disposed on the supply pipe I and the supply pipe II; and
controller 50, its with exhaust fan and water pump electricity are connected, the controller is used for controlling opening and close of exhaust fan to and be used for controlling the pump sending nutrient solution of pump alternative to feed tube I or feed tube II, perhaps, be used for controlling the pump simultaneously pump sending nutrient solution to feed tube I and feed tube II.
The root vegetable seedlings are planted in the multiple groups of cultivation cylinders, and can be directly planted in the multiple groups of cultivation cylinders and arranged on the spiral track in the seedling hardening period, at the moment, the root vegetable seedlings are small in size, and the roots of the root vegetable seedlings do not protrude, so that the distances among the multiple groups of cultivation cylinders can be adjusted when the root vegetable seedlings slide to the spiral track, the root vegetable seedlings are compactly distributed as much as possible, and the space is effectively saved; after the root part of the root; in addition, the components of the nutrient solution in the seedling hardening period are different from those in the harvesting period, so that the seedlings of the seedling hardening device and the mature plants are separated for aerial fog cultivation, different nutrient solutions are easily supplemented, and the management is convenient; the aeroponic system is arranged in a greenhouse or a greenhouse to facilitate the adjustment of the temperature in the spraying box, but the spraying box is relatively closed and the air circulation is not smooth, so that the air quality, the temperature and the humidity in the spraying box can be adjusted to a certain degree by an exhaust fan under the monitoring of a temperature sensor and a humidity sensor; the vegetable seedling spraying device is characterized in that a plurality of atomizing spray heads I are arranged and used for spraying nutrient solution on vegetable seedlings on a spiral rail, a plurality of atomizing spray heads II are used for spraying nutrient solution on mature plants on the spiral rail, management is facilitated, a plurality of rectangular circulating slide rails are used for providing sliding support for the plurality of atomizing spray heads II, so that the plurality of atomizing spray heads II can conveniently slide and spray on the corresponding rectangular circulating slide rails, the number of the atomizing spray heads is effectively reduced, the spraying uniformity of the nutrient solution is improved, the cost is saved, and the purposes of improving the production efficiency and the vegetable yield are achieved;
in conclusion, the invention replaces the prior intermittent uneven, large-area and large-flow spraying process with a continuous even, small-area and small-flow spraying process; thereby greatly reducing the investment, energy consumption, pollution, production cost and management difficulty of plant aerial fog cultivation; the device is suitable for sweet potatoes, Chinese yams, carrots, cassava, taros, jerusalem artichoke, pinellia ternate, manna nuts, gingers, onions, water chestnuts and the like, is more suitable for cultivating the sweet potatoes or the potatoes, and can effectively improve the yield and shorten the cultivation period. In a preferred scheme, any one of a plurality of groups of cultivation barrels further comprises:
the blocking net is fixedly arranged at the bottom of the cultivation cylinder, a through hole with the diameter of at least 3cm is formed in the middle of the blocking net, and the aperture of a mesh of the blocking net is 1-2 cm; a non-woven fabric layer attached on the inner side wall of the cultivation cylinder. At the aerial fog cultivation in-process, when transplanting the plant into a multiunit cultivation section of thick bamboo, adopt soilless culture matrix to fix the plant, keep off and separate the net and be used for supporting fixed plant, the main root of plant corresponds the perforating hole setting at middle part to make things convenient for it to prick the root downwards, the non-woven fabrics layer can effectively keep cultivating moist but not moist in the section of thick bamboo.
In a preferred embodiment, the hose is a stainless steel hose, a metal hose, a corrugated hose, a rubber hose or a plastic hose.
As shown in fig. 5, in a preferred embodiment, the circulating track further includes two rack tracks 103 disposed at the outermost side and two sliding tracks 104 disposed between the two rack tracks;
a plurality of gears 105 which are sleeved on the support rods of the plurality of groups of cultivation cylinders in pairs, the plurality of gears are respectively meshed with the two rack rails, and bearings are arranged at the joints of the plurality of gears and the support rods so that the plurality of gears rotate by taking the support rods as shafts;
the two telescopic rods are two-way telescopic rods with the same specification, and the outermost sleeve positioned in the middle of the two telescopic rods is respectively connected with the two sliding rails in a sliding mode through a sliding block.
In the scheme, the two rack rails are used for guiding the cultivation barrels, the two sliding rails are mainly used for weighing, when the cultivation barrels move from the spiral rail to the arc rail, the distance between a group of cultivation barrels is gradually increased, the two telescopic rods automatically stretch, the cultivation barrels are ensured to be stably distributed on the circulating rail while the distance between the cultivation barrels is automatically adjusted, and the distance between the cultivation barrels is increased so as to meet the requirement of root and stem growth of plants;
the plurality of gears are meshed with the racks to be used for supporting and adjusting the positions of the plurality of groups of cultivation cylinders and the spacing distance between the cultivation cylinders, the cultivation cylinders can be driven by mounting the gear of one cultivation cylinder, and the plurality of cultivation cylinders behind the cultivation cylinders drive the other cultivation cylinders to synchronously move through the mutual linkage relationship of the chains; the position and distribution state of the cultivation cylinders on the circulating track can be adjusted manually. When a plurality of cultivation barrels are positioned on the spiral track, the cultivation barrels at the lowest end of the spiral track can be temporarily fixed to avoid sliding down.
In a preferred scheme, sealing strips are arranged at the contact positions of any one of the panels and the two groups of cultivation cylinders at the two ends of the panel.
As shown in fig. 6, in a preferred embodiment, the method further includes:
a plurality of picking doors 3051 openably and closably provided on both side walls of the cultivation box;
the plastic film layer 3052 is integrally arranged on the inner side wall and the bottom of the cultivation box, and the side wall of the plastic film layer is not adhered to the inner side wall of the box body; a plurality of openable curtains 3053, one of which is opened and closed on the side wall of the plastic film layer corresponding to the picking doors, and the edges of the openable curtains are connected with the side wall of the plastic film layer through zippers 3054 in an openable and closable manner; and a shielding strip 3055 covering the inner sides of the zippers of the plurality of openable and closable curtains. The plastic film layer is used for shielding and collecting the nutrient solution sprayed on the plastic film layer, so that the nutrient solution is effectively prevented from being sprayed out of the spraying box; a plurality of curtains that can open and close and a plurality of picking door can open simultaneously to the root or the stem block of convenient plant are picked. Treat that a round of planting of plant is ended, can remove its plant, later carry out whole disinfection to the aerial fog cultivation system, later remove a plurality of cultivation section of thick bamboo to transplant new vegetables seedling on the spiral track once more, perhaps, cultivate a section of thick bamboo with the part and be used for planting ripe plant and pick, another part is cultivated a section of thick bamboo and is used for hardening seedlings.
In a preferred scheme, a plurality of picking doors are arranged from one side in an opening and closing mode, and zippers on a plurality of openable curtains are arranged on the two side edges and the upper edge of the plurality of openable curtains.
As shown in figure 7, in a preferred embodiment, the plurality of picking doors are folding doors, and wherein the length of any picking door is 3-10 m. The length of any picking door is 3m, 4m, 5m, 8m or 10 m.
Compared with the original aeroponic system with a large-area spray nozzle (the cultivation box and the spray nozzle are uniformly distributed at the bottom of the cultivation box and the nutrient solution is regularly and massively sprayed), the multi-unit aeroponic device provided by the invention can be used for planting potatoes, the using amount of the nutrient solution is reduced by at least 38%, and the yield is increased by at least 15%; compared with the original aeroponic system with a large-area spray nozzle (the cultivation box and the bottom are uniformly provided with the spray nozzles, and the nutrient solution is regularly sprayed in a large area), the multi-unit aeroponic device provided by the invention is used for planting sweet potatoes, the using amount of the nutrient solution is reduced by at least 41%, and the yield is increased by at least 18%.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.