TWI773599B - Plant cultivation system - Google Patents

Abstract

A plant cultivation system suitable to be deposited on a horizontal plane includes a polygon steric cover that includes plural cultivating surfaces and has a supply chamber therein. Plural through holes for fixing plant are deposited on at least one cultivating surface and connected to the supply chamber, and those cultivating surfaces are formed with one close end and another open bottom end. A water and nutrient supply system is deposited within the polygon steric cover, which provides fog drops of water and nutrient to distribute the fog drops within the supply chamber. The water and nutrient supply system at least include a storage of water and nutrient and a fog drop generator coupled with each other. The fog drop generator atomizes liquid water and nutrient stored in the storage of water and nutrient to form fog drops.

Description

plant cultivation machine

The invention relates to the field of plant cultivation, in particular to a plant cultivation machine suitable for cultivation in aeroponics.

Plant cultivation is one of the obvious sciences of modern agriculture, especially in the case that large areas of soil are polluted and it takes a long time to restore the soil, plant cultivation from the soil is one of the solutions. Secondly, in the case of the gradual shortage of clean water sources, reducing the amount of water required for plant cultivation is also one of the important issues. Furthermore, in the current situation of densely populated cities, how to cultivate plants in the limited area of the city is also one of the important issues. Therefore, the development of plant cultivation machines with high resource utilization rate is one of the directions to solve the above problems.

The invention provides a plant cultivation machine, which provides a supply space under the cultivation surface, so that the supply space becomes a droplet environment filled with water or/and nutrients, so as to provide the roots of the aeroponics plants placed on the cultivation surface for absorption.

The invention provides a plant cultivation machine, which provides a supply space under the cultivation surface, which can gather the unabsorbed water or/and nutrients of the aeroponics placed on the cultivation surface for reuse, so as to achieve the purpose of recycling.

The invention provides a plant cultivation machine, which uses a polygonal three-dimensional cover to provide a cultivation surface of plants, and provides high-density plant cultivation.

In order to achieve the above-mentioned purpose, one embodiment of the present invention discloses a plant cultivation machine, which can be placed on a horizontal plane. The plant cultivation machine includes a polygonal three-dimensional cover, which has a plurality of cultivation surfaces and provides a supply space in the polygonal three-dimensional cover. Inside, at least one of the cultivation surfaces has a plurality of perforations to communicate with the supply space, any of the perforations is provided for fixing a plant, and these cultivation surfaces form one end closed and one end open bottom; and a water and nutrient supply supply system, It is arranged in the polygonal three-dimensional cover and provides a plurality of droplets of water and nutrients distributed in the replenishment space, wherein the water and nutrient supply and replenishment system at least includes a connected water and nutrient storage tank and a droplet generator, the The droplet generator atomizes a liquid water and a nutrient solution stored in the water and nutrient storage tank to generate the droplets.

In one example, the plant cultivation machine further includes a chassis disposed on the open bottom surface of the polygonal three-dimensional cover, wherein the chassis collects some of the mist droplets in the supply space.

In one example, the plant cultivation machine further includes a plurality of wheels disposed on the chassis to move the plant cultivation machine.

In one example, the plant cultivation machine further includes a timing device connected to the mist droplet generator, wherein the timing device controls the timing of the mist droplet generator to start atomization and a duration of atomization.

In one example, the plant cultivation machine further includes a storage detection device to detect the amount of the liquid water and the nutrient solution in the water and nutrient storage tank.

In one example, this polygonal three-dimensional cover includes a top surface and a side surface that are connected, and this top surface includes a plurality of first cultivation surfaces, and this side surface includes a plurality of second cultivation surfaces, and these perforations are arranged on these first cultivation surfaces. A cultivation surface and at least any one of the second cultivation surfaces.

In one example, the peripheral edge connecting the side surface and the top surface is smaller than the other peripheral edge away from the top surface.

In one example, the side surface is inclined at an angle relative to a perpendicular to the vertical horizontal plane.

In one example, the polygonal three-dimensional cover is at least quadrangular, preferably hexagonal.

The content of the present invention will be explained by the following examples, which are not intended to limit the implementation of the present invention in any specific environment, application or special manner as described in the embodiments. Therefore, the description of the embodiments is only for the purpose of illustrating the present invention, rather than limiting the present invention. It should be noted that, in the following embodiments and drawings, elements not directly related to the present invention are omitted and not shown, and the dimensional relationships among the elements in the drawings are only for easy understanding, not for limiting the actual scale.

FIG. 1 , FIG. 2 and FIG. 3 are respectively a three-dimensional appearance, a top view and a side view of the polygonal three-dimensional cover according to the first embodiment of the present case. 4 is a schematic top view of the chassis according to the first embodiment of the present invention. The plant cultivation machine of the present invention includes a polygonal three-dimensional cover formed by a plurality of cultivation surfaces, wherein the cultivation surface includes a plurality of perforations arranged at intervals for fixing plants. Please refer to FIG. 1 , FIG. 2 , FIG. 3 and FIG. 4 , in the first embodiment, the polygonal three-dimensional cover 10 has a top surface 12 and a side surface 14 , the top surface 12 is slightly protruding, and the side surface 14 is formed by the top surface 12 . The edges of the sides extend downwardly and outwardly, so that the peripheral edge 43 of the side 14 away from the top surface 12 is larger than the peripheral edge 41 adjacent to the top surface 12 . Secondly, the top surface 12 is formed by splicing a center surface 22 and a plurality of first cultivation surfaces 24. The center surface 22 and a plurality of first cultivation surfaces 24 can be integrally formed or fixed in an appropriate manner, while a plurality of first cultivation surfaces 24 can be formed integrally. The cultivation surfaces 24 can also be integrally formed or fixed together in a suitable manner, for example, they are fitted with each other in an edge shape or the adjacent first cultivation surfaces 24 can be fixed with additional components. Furthermore, each first cultivation surface 24 has an array of a plurality of first through holes 26 arranged at intervals for fixing plants (not shown in the figure). In the first embodiment, the center surface 22 is made of stainless steel and is roughly hexagonal, and the first cultivation surface 24 is also made of stainless steel and is roughly an isosceles trapezoid. Say it again.

Continued with reference to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, side 14 comprises a plurality of second cultivation surfaces 44, each second cultivation surface 44 adjoins with each first cultivation surface 24 respectively and maintains an included angle less than 180 degrees , that is, the second cultivation surface 44 and the first cultivation surface 24 are not on the same plane. Secondly, the second cultivation surface 44 and the first cultivation surface 24 can be fixed in an appropriate manner, and the plurality of second cultivation surfaces 44 can also be integrally formed or fixed together in an appropriate manner, for example, with The edge shapes are fitted with each other or the adjacent second cultivation surfaces 44 are fixed with additional members. Furthermore, each second cultivation surface 44 has an array of a plurality of second through holes 46 arranged at intervals for fixing plants (not shown in the figure). The second cultivation surface 44 is made of stainless steel and is roughly in the shape of an isosceles trapezoid. The sum of the multiple upper bottoms constituting the peripheral edge 41 is smaller than the sum of the multiple lower bottoms constituting the peripheral edge 43. The geometrical shapes of the plurality of second cultivation surfaces 44 and the The number and arrangement of the second through holes 46 are substantially the same, but the present invention is not limited thereto. Also, in view of a vertical line A passing through the peripheral edge 43, the second cultivation surface 44 of the present invention forms an inclination angle θ with the vertical line A, such as 10 degrees but not limited to this, compared to the vertical side, this design can allow the second perforation Plants fixed in the array 46 can all be exposed to sunlight, reducing the chance of plants near the perimeter 43 being shaded. In addition, compared with the stepped design, the second cultivation surface 44 of the present invention is easier to process, thereby reducing the manufacturing process and carbon footprint. In addition, a plurality of handles 48 can be provided on the second cultivation surface 44 to facilitate the user to hold, clean and maintain the internal components such as the droplet generator as described later, or to disassemble the whole board conveniently. Therefore, the first cultivation surfaces 24 and the second cultivation surfaces 44 form a polygonal three-dimensional cover with one end closed and one end open.

Continue to refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the plant cultivation machine further comprises a chassis 16 to be installed at the peripheral edge 43 of the side surface 14 of the polygonal three-dimensional cover 10, that is, the open bottom surface of this end of the polygonal three-dimensional cover 10, and the chassis 16 is at A plurality of standing feet 64 are provided with respect to the peripheral edge 43 for the purpose of supporting the polygonal three-dimensional cover 10. Optionally, some wheel pieces 66 can be provided on the standing feet 64 to facilitate the movement of the plant cultivation machine of the present invention, and the wheel pieces 66 can also be used. It is provided at an appropriate position of the chassis 16 and is not limited to the position of the feet 64 . Secondly, the interior of the polygonal three-dimensional cover 10 is hollow and forms a supply space with the chassis 16. The supply space communicates with the plurality of first through holes 26 and the plurality of second through holes 46, so it is fixed to the first through holes 26 or the second through holes. 46 The roots of the plants may be exposed to the supply space, which will be described later. Furthermore, the central area 62 of the chassis 16 and the peripheral edge 43 of the side surface 14 of the polygonal solid cover 10 are not at the same level, but are slightly lower than the peripheral edge 43, that is, when the wheel member 66 contacts a flat ground 5 (horizontal surface), the The central region 62 of the chassis 16 is closer to the flat ground 5 than the peripheral edge 43 of the side surface 14 . In addition, when the wheel member 66 contacts a flat ground 5, the peripheral edge 41 of the side surface 14 is closer to the flat ground 5 than the central surface 22 of the top surface 12, so the top surface 12 is protruding. For example, the plant cultivation machine of the present invention can cover an area from 1185*520 (mm2) to 2170*1906 (mm2), a height can be from 1575 (mm) to 1650 (mm), and the number of plants can be from 198 to 677 strains, but not limited thereto.

FIG. 5 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a second embodiment of the present application. Compared with the first embodiment, the polygonal three-dimensional cover 9 of the second embodiment further includes a frame 91 to frame the top surface 12 and the side surface 14 . FIG. 6 and FIG. 7 are three-dimensional appearance diagrams of the polygonal three-dimensional cover according to the third and fourth embodiments of the present application. Compared with the hexagonal solid shape of the first embodiment, the polygonal solid cover 2 of the third embodiment is a quadrangular solid shape, and the polygonal solid cover 4 of the fourth embodiment is an octagonal solid shape. Therefore, the plant cultivation machine of the present invention is equipped with perforations through the polygonal three-dimensional cover, so as to achieve a higher planting density per unit area and make full use of the area. Secondly, the inclined surface design of the polygonal three-dimensional cover makes the plants at a lower height in the vertical position not blocked by the plants at a higher height, and the plants at each position of the polygonal three-dimensional cover can receive sufficient sunlight. Therefore, when the plant cultivation machine of the present invention is used to grow commercial crops, plants with uniform quality can be produced, and the traditional problem of uneven sunshine and quality differences can be improved. The economic crops mentioned here include, but are not limited to, leafy vegetables such as pak choi, kale, lettuce, spinach, water spinach, chrysanthemum or celery, and fruit vegetables such as eggplant, strawberries or sweet peppers. In addition, the plant cultivation machine of the present invention also provides a water and nutrient supply and recovery system. Through intelligent control and recycling design, the purpose of precise water and nutrient supply, full recovery and comprehensive circulation is achieved, as detailed below.

FIG. 8 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a fifth embodiment of the present application. Compared with the first to fourth embodiments, the polygonal three-dimensional cover 8 is formed into a four-cornered three-dimensional shape, the top surface 12 is not provided with a cultivation surface, and only part of the side surface 14 provides a cultivation surface, and the chassis 16 includes a box extending downward from the side surface 14 to a height. The box-shaped part can elevate the whole plant cultivation machine, and the box-shaped part of the chassis 16 can also increase the space in the polygonal three-dimensional cover 8 . It can be understood that the design of the chassis 16 of the polygonal solid cover 8 can also be applied to other embodiments without limitation.

FIG. 9 is a system schematic diagram of the water and nutrient supply and replenishment system of the first embodiment of the plant cultivation machine of the present invention. Please refer to FIG. 1 and FIG. 9 at the same time, the water and nutrient supply system 3 of the plant cultivation machine at least includes a water and nutrient storage tank 32 and a mist droplet generator 34 . In this embodiment, the water and nutrient storage tank 32 stores liquid water and nutrient solution, and is connected or docked to the droplet generator 34 by the conveying pipe 36, and the droplet generator 34 atomizes the liquid water and the nutrient solution to form droplets, and For example, the mist droplets 33 are scattered into the supply space 11 in the polygonal three-dimensional cover 10 by means of scattering, so that the mist droplets 33 fill the supply space 11 . Since the perforations of the supply space 11 and the cultivation surface are connected, the roots of the plants fixed in the perforations are exposed to the supply space 11 and directly contact the mist droplets 33, thereby directly absorbing the mist droplets 33 distributed in the supply space 11. Therefore, the present invention The plant cultivator can precisely make the mist droplets 33 containing water and nutrients contact the roots of plants, so as to achieve the purpose of plants absorbing water and nutrients. In addition, the water and nutrient supply system 3 further includes a timing device 35 to control the start-up time or/and the duration of the mist droplet generator 34 to operate to generate the mist droplets 33 in a set time manner. The water and nutrient supply system 3 further includes a storage detection device 37, which is used to detect the storage volume of liquid water and nutrient solution in the water and nutrient storage tank 32, and then replenish the liquid water and nutrient solution in time. For example, the storage detection device 37 is realized by a floating ball, a connecting rod and a valve. The floating ball floats with the liquid level of the liquid water and the nutrient solution in the water and nutrient storage tank 32, and when the liquid level drops to a predetermined height. , the connecting rod connecting the float ball and the valve can open the valve, allowing the external liquid water and nutrient solution to enter the water and nutrient storage tank 32, but the present invention is not limited to this method.

Please refer to FIG. 1 and FIG. 9 at the same time. If the mist droplets 33 distributed in the supply space 11 are not absorbed by the roots of the plants, they may adhere to the inner surface of the polygonal three-dimensional cover 10 due to factors such as gravity or temperature, and follow the inner surface. Or directly descend to the chassis 16 to collect excess mist droplets 33 through the chassis 16 . When the chassis 16 is connected to the water and nutrient storage tank 32, the droplets 33 collected by the chassis 16 can be recycled into the water and nutrient storage tank 32 for recycling; when the chassis 16 is connected to the droplet generator through a pipeline (not shown in the figure) At 34 o'clock, the mist droplets 33 collected by the chassis 16 can be recovered and directly sent to the mist droplet generator 34, which also has the effect of recycling. Therefore, in the present invention, the plants and the supply space 11 form a substantially closed space, the mist droplets 33 in the supply space 11 will not or not easily spill out of the plant cultivation machine to cause waste, and the excess mist droplets 33 can be directly collected , recycling and recycling to achieve the purpose of supplying supplementary plant water and nutrients in a streamlined manner. It can be understood that the water and nutrient supply and replenishment system 3 further includes an appropriate power supply device configured to supply the electricity required for the operation of the water and nutrient supply and replenishment system 3. For example, but not limited to, an AC socket, a transformer, or a battery for supplying DC power, setting Solar panels or other methods are not described here.

To sum up the above, the plant cultivation machine of the present invention provides a cultivation surface for plants with a polygonal three-dimensional cover, provides high-density plant cultivation, and through the design of the inclination angle, the plants on the cultivation surface are not easy to block each other and affect the sunlight. Secondly, the interior of the polygonal three-dimensional cover of the present invention provides a supply space, and the water and nutrient supply system is matched with the water and nutrient supply system to fill the supply space, so that the roots of the plants exposed in the supply space directly contact and absorb the mist droplets. The supplied water and nutrients can reach the plant roots precisely without the need for other media or media. In addition, the polygonal three-dimensional cover is matched with the chassis, and the droplets that are not absorbed by the plants can be collected by the chassis due to gravity or condensed into a liquid state, and recycled to the water and nutrient storage tank of the plant cultivation machine or the droplet generator or both, so that the water and nutrients can be eliminated. to maximize the utilization, thereby providing utilization. In addition, the plant cultivation machine of the present invention is equipped with a timing device and a reserve detection device, which can set the timing and time of the mist droplets that supply water and nutrients according to seasons, climates or temperatures, and replenish the amount in the water and nutrient storage tank in time, so as to simplify the process. way to achieve the purpose of automatic supply. Furthermore, the plant cultivation machine is equipped with wheels, which facilitates the user to move the plant cultivation machine for cultivation or harvesting.

Although this case has been disclosed above in terms of implementation, it is not intended to limit this case. Anyone who is familiar with this technique can make various changes and modifications without departing from the spirit and scope of this case. Therefore, the scope of protection in this case should be considered later. The scope of the attached patent application shall prevail.

3: Water and nutrient supply and replenishment system 5: Flat ground 2, 4, 8, 9, 10: Polygonal three-dimensional cover 11: Supply space 12: Top surface 14: Side 16: Chassis 22: Center plane 24: The first cultivated noodles 26: First Piercing 32: Water and nutrient storage tank 33: Droplets 34: Droplet Generator 35: Timing device 36: Delivery pipe 37: Reserve detection device 41: Perimeter 43: Perimeter 44: Second Cultivation Noodles 46: Second Piercing 48: Handle 62: Central area 64: stand up 66: Wheels 91: Border A: vertical line θ: tilt angle

FIG. 1 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a first embodiment of the present invention.

FIG. 2 is a schematic top view of a polygonal three-dimensional cover according to a first embodiment of the present invention.

3 is a schematic side view of a polygonal three-dimensional cover according to a first embodiment of the present invention.

4 is a schematic top view of the chassis according to the first embodiment of the present invention.

5 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a second embodiment of the present invention.

6 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a third embodiment of the present invention.

7 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a fourth embodiment of the present invention.

8 is a schematic three-dimensional appearance diagram of a polygonal three-dimensional cover according to a fifth embodiment of the present invention.

FIG. 9 is a system schematic diagram of the water and nutrient supply and replenishment system of the first embodiment of the plant cultivation machine of the present invention.

10: Polygonal three-dimensional cover

12: Top surface

14: Side

16: Chassis

22: Center plane

24: The first cultivated noodles

26: First Piercing

41: Perimeter

43: Perimeter

44: Second Cultivation Noodles

46: Second Piercing

48: Handle

64: stand up

66: Wheels

Claims (8)

A plant cultivation machine can be placed on a horizontal plane, the plant cultivation machine comprises: a polygonal three-dimensional cover, which has a plurality of cultivation surfaces and provides a supply space in the polygonal three-dimensional cover, wherein at least one of the cultivation surfaces has a plurality of A perforation communicates with the supply space, any of the perforations is provided for fixing a plant, the cultivation surfaces form a bottom surface closed at one end and an open end at the other end, wherein the polygonal three-dimensional cover includes a top surface and a side surface that are connected, the top surface is Comprise a plurality of first cultivation surfaces, and this side includes a plurality of second cultivation surfaces, and these perforations are arranged on at least any of these first cultivation surfaces and these second cultivation surfaces, and the side surface is connected with this top surface. The peripheral edge is smaller than the other peripheral edge away from the top surface; and a water and nutrient supply and replenishment system, which is arranged in the polygonal three-dimensional cover and provides a plurality of mist droplets of water and nutrients distributed in the replenishment space, wherein the water and nutrient supply and replenishment The system at least includes a connected water and nutrient storage tank and a mist droplet generator. The mist droplet generator atomizes a liquid water and a nutrient solution stored in the water and nutrients storage tank to generate the mist droplets. The plant cultivation machine of claim 1, further comprising a chassis disposed on the open bottom surface of the polygonal three-dimensional cover, wherein the chassis collects some of the mist droplets in the supply space. The plant cultivation machine according to claim 2, further comprising a plurality of wheels disposed on the chassis to move the plant cultivation machine. The plant cultivation machine according to claim 1, further comprising a timing device connected to the mist droplet generator, wherein the timing device controls the timing of the mist droplet generator to start atomization and a duration of atomization. The plant cultivation machine according to claim 1, further comprising a storage detection device to detect the amount of the liquid water and the nutrient solution in the water and nutrient storage tank. The plant cultivation machine according to claim 1, wherein the side surface is inclined at an angle relative to a vertical line of the vertical horizontal plane. The plant cultivation machine according to any one of claims 1 to 5, wherein the polygonal three-dimensional cover is at least quadrangular. The plant cultivation machine according to any one of claims 1 to 5, wherein the polygonal three-dimensional cover is hexagonal.

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