JP4346321B2 - Marine plant cultivation equipment - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention also relates to a plant cultivating device in a ship, in particular, in a ship to be moved, without leakage nutrient solution for hydroponics have vibration resistance even to such swaying of the ship, also, a small limit in was in space, cultivated or produced in a short period of time the required amount of plants using artificial light, in which relates to a plant cultivation device of the ship which is to be continuously harvested.
[0002]
[Prior art]
Conventionally, as a plant cultivation apparatus using an artificial light source, a plant cultivation apparatus having a structure as shown in FIG. 7 installed in a building has been proposed (for example, see Patent Document 1).
In FIG. 7, reference numeral 1 denotes a stationary plant cultivation apparatus including a plurality of cultivation shelves, and a plurality of cultivation shelves are configured by a plurality of frame members 7 and 8. Each cultivation shelf has a cultivation bed 3 and an illumination unit 4. A cultivation panel 5, an artificial light source, for example, a fluorescent tube 6, and a ceiling reflector 9 made of a reflector are arranged on the ceiling of each cultivation shelf so that plants can grow with artificial light. A cultivation room 10 is configured.
And in this stationary plant cultivation apparatus 1, for example, the plant is filled with hydroponic liquid (nourishing liquid) up to the vicinity of the upper part of the cultivation bed 3 and floats on the hydroponic liquid, for example, a white styrofoam cultivation panel 5 is arranged, and a fixed number is planted in this cultivation panel 5 and hydroponically cultivated.
By comprising in this way, the space | interval of the illumination unit 4 and a shelf board can be made small, and the reflection plate 9 which apply | coated the reflection plate which consists of a highly reflective material or the highly reflective agent to the illumination unit 4 is attached, and reflection is carried out. There exists an advantage which can make a board | plate close to a fluorescent tube, can raise reflection of light, and can increase the number of cultivation shelves.
[0003]
On the other hand, in recent years, it has become necessary to provide a stable supply of fresh vegetables to maintain and promote the health of seafarers in environments that have been isolated from land for a long time, such as ocean fishing boats, tankers, cargo ships, and passenger ships. However, there is a problem that these fresh vegetables cannot be stored for a long time.
[0004]
Therefore, it is conceivable to adopt a stationary plant cultivation apparatus using a conventional artificial light source on a ship.
[0005]
[Patent Document 1]
JP 200 1 - 352 838 JP [0006]
[Problems to be solved by the invention]
However, in the conventional stationary plant cultivation apparatus, the cultivation bed is configured to be used by being installed in a fixed apparatus. Therefore, there is a problem that the hydroponic liquid (nourishing liquid) filled in the cultivation bed leaks out from the cultivation bed or the cultivation bed is damaged due to the shaking of the ship.
In addition, there is a severe limitation on the space that can be used on the ship, and there is a problem that a necessary amount of plants cannot be continuously harvested in a short space in the ship in a short time.
[0007]
In view of the problems of the conventional plant cultivation apparatus, the present invention has vibration resistance against shaking of a ship, etc., and leakage of hydroponic liquid (nutrient) supplied to the cultivation bed even if the ship shakes An object of the present invention is to provide a plant cultivation apparatus in a ship that can cultivate and continuously harvest a necessary amount of plants in a short space and in a short time.
[0008]
[Means for Solving the Problems]
In order to achieve the above object, a plant cultivation apparatus according to the present invention comprises a cultivation bed, a cultivation panel provided with a plurality of small holes for installing a plant planted with a plant, and a plug in the plurality of small holes. In a plant cultivating apparatus for a ship comprising a carrier made of an open-cell foamed resin material, an artificial light source, and a nutrient solution supply means for circulating a nutrient solution between a cultivation bed and a nutrient solution tank In the cultivation panel, a recess for absorbing overflow of the nutrient solution is formed around the small hole, and the nutrient solution is provided from the nutrient solution tank of the nutrient solution supply means to the cultivation panel via the pump and the nutrient solution supply pipe It is characterized in that it is directly supplied toward each small hole from a nutrient solution supply port of a nutrient solution supply pipe provided above each small hole .
[0009]
This marine plant cultivating device forms a recess that absorbs the overflow of nutrient solution around the small hole of the cultivation panel, so that it can be prevented from overflowing from the cultivation panel even when the nutrient solution supplied becomes excessive. it can.
And from the nutrient solution supply port of the nutrient solution supply pipe provided above each small hole provided in the cultivation panel via the pump and the nutrient solution supply pipe, the nutrient solution from the nutrient solution tank of the nutrient solution supply means, By supplying each directly to the small holes, it is possible to effectively supply the nutrient solution to the carrier without spreading the nutrient solution on the upper surface of the cultivation panel, and it is effective that the nutrient solution leaks from the cultivation panel Can be prevented.
[0010]
In this case, nutrient solution discharge ports can be provided at the four corners of the bottom of the cultivation bed.
[0011]
Thereby, the nutrient solution supplied in the cultivation bed can be discharged irrespective of the inclination by the shaking of the ship.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of a plant cultivation device in a ship of the present invention will be described based on the drawings.
[0013]
In FIGS. 1 to 6 show an embodiment of applying the plant cultivating device in a ship of the present invention.
In the figure, 20 is a plant cultivating apparatus for a ship suitable for installation inside a ship or the like that moves, shakes, and sometimes sways. This ship plant cultivating apparatus 20 is provided with a carrier 23 in which plants are planted. Below the cultivation bed 21 on which the cultivated panel 22 is placed on the upper surface, equipment equipment necessary for plant cultivation is provided, and from the nutrient solution tank 29 suitable for hydroponics and the tank 29, the cultivation bed 21 is provided. The pump 30 for supplying the nutrient solution, the piping facility, and the air conditioner 33 are directly installed in the small hole 28 of the cultivation panel 22 placed.
[0014]
A recess 32 that absorbs overflow of nutrient solution is formed around the small hole 28 of the cultivation panel 22.
The recess 32 is circular as shown in the figure centered on the small hole 28, has a shape that is one step lower than the upper surface of the cultivation panel 22, and is not limited to a circular shape.
[0015]
And the nutrient solution tank 29 and the pump 30 are arrange | positioned so that a solution can be supplied toward each small hole 28 from the nutrient solution supply port 24 via the nutrient solution supply pipe 24P.
The nutrient solution is preferably supplied intermittently toward each small hole 28 by driving the pump 30 at regular intervals, for example, according to the dry state of the carrier 23 in which plants are planted. The nutrient solution that is intermittently supplied in this way and that is not held by the carrier 23 can be returned to the nutrient solution tank 29 without staying in the cultivation bed 21.
Thereby, even when the inclination by the shaking of a ship is large, it can prevent that a nutrient solution overflows from the cultivation bed 21 inside.
[0016]
Further, a nutrient solution discharge port 25 is formed at the bottom of the cultivation bed 21.
In the present embodiment , one nutrient solution discharge port 25 is provided at each of the four corners of the cultivation bed 21, whereby the nutrient solution supplied to each small hole 28 is passed through the nutrient solution return pipe 25 </ b> P. Return to nutrient solution tank 29.
Thus, the nutrient solution discharge port 25, as in this embodiment, by such Keru total of four set one by one at the four corners of the cultivation bed 21, regardless of the inclination whether the ship, absorbed in the carrier 23 The nutrient solution that has not been returned can be quickly returned from the nutrient solution outlet 25 to the nutrient solution tank 29 and recovered.
[0017]
Further, an artificial light source 31 made of a fluorescent lamp or a light emitting diode is provided above the cultivation panel 22 so as to secure a light source necessary for photosynthesis.
[0018]
In addition, the air conditioner 33 is preferably provided with a heating device (not shown) in order to promote the growth of plants even in cold regions.
In this case, the artificial light source 31 can be used as a heating device, and further, it can be performed using the exhaust heat of the inverter that controls the artificial light source. In this way, by using the exhaust heat of the inverter that controls the artificial light source, it is possible to grow plants in a favorable environment with energy saving even in a ship that navigates in a cold region, and a large scale is required separately. There is no need to install heating equipment, and equipment costs can be reduced.
[0019]
Furthermore, the air conditioner 33 is preferably provided with a cooling device (not shown) in order to suppress an unnecessarily high temperature rise in the tropical region.
In addition, the exhaust heat of a ship or the cold of a freezing apparatus can be utilized for the heat source of the said heating apparatus or cooling device. For example, in a ship, exhaust heat from a space such as an engine room or cold air from a freezer compartment or a refrigerator compartment can be guided to the air conditioner 33 via a pipe by an air supply / exhaust device (not shown) such as a fan. At this time, the air conditioner 33 can also be installed by dispersing a plurality of small ones in the plant cultivation apparatus in the ship.
Thereby, it is not necessary to prepare a heating device or a cooling device including a heating source or a cooling source, and the equipment cost can be reduced.
[0020]
By the way, when cultivating a plant, it can be grown directly from seeds with the plant cultivation apparatus 20, but for example, a nursery bed 40 as shown in FIGS. 4 to 5 can also be used.
The nursery bed 40 includes a rectangular casing 41 having a removable upper lid (not shown) and a plate-like holding body 42 having a large number of holes 43 slightly smaller than the carrier 23.
[0021]
The usage method of the nursery bed 40 is demonstrated based on FIG.
First, with the top lid removed, as shown in FIG. 5A, the carrier 23 sowed with plant seeds is pushed into the hole 43 of the holding body 42 and the carrier 23 is pushed and fixed to the vicinity of the upper surface.
Next, as shown in FIG. 5 (b), the entire holding body 42 is pushed into an appropriate position within the housing 41 containing water W by a pressing force such as a hand.
At this time, since the carrier 23 is made of an open-cell foamed resin material (for example, a sponge such as urethane resin), it receives a compression action and contracts as shown.
Next, as shown in FIG. 5C, the pressing force is released and returned to the position shown in FIG.
As described above, by compressing and releasing the open-cell foamed resin material, a suction action works as a property of the open-cell foam resin material, and an appropriate amount of water contained in the casing 41 in the carrier 23 is obtained. Water can be absorbed, so that the water absorption operation to the carrier 23 can be easily performed on a large number of carriers 23 at a time.
And after attaching an upper cover (illustration omitted) to the seedbed 40, after managing a plant to germinate from the support | carrier 23 in the seedbed 40 and growing to a predetermined | prescribed magnitude | size, a plant with the support | carrier 23 is planted in the plant plant cultivation apparatus 20 Try to transplant.
At this time, if the nursery bed 40 is installed on the heating panel 44 and heated, germination of the plant from the carrier 23 can be promoted. According to the experimental results, it is preferable that the nursery bed 40 can be adjusted in the range of 20 ° C to 50 ° C.
In addition, the support | carrier 23 which the said water absorption operation was completed can also be transplanted to the plant plant cultivation apparatus 20 as it is, and can be grown directly from a seed in the plant plant cultivation apparatus 20. FIG.
[0022]
By the way, as shown in FIG. 6, the carrier 23 made of an open-cell foamed resin material (for example, a sponge such as urethane resin) used in the plant plant cultivation apparatus 20 is provided with a cut 23a in a mat-like foamed resin material. In addition, it is possible to suitably use a carrier that can obtain a cubic or rectangular parallelepiped carrier 23 having a side of several centimeters, for example, about 3 to 5 cm, by manual separation.
The carrier 23 is provided with a cut 23b for sowing the seeds of the plant so as to penetrate the center. When plant seeds are sown, the plant seeds are held at a position slightly above the middle of the cut 23b formed in the carrier 23 (position about 1/3 from the upper surface of the carrier 23) in order to facilitate the germination of the plant. It is preferable to do so.
In addition, in order not to obscure the vertical direction of the carrier 23 that has planted the seeds of the plant, a mark such as a seal can be attached to the carrier 23.
[0023]
Above, with the plant cultivation device according vessels of the present invention has been described based on the embodiments, the present invention is not limited to the configuration described in the above embodiments, as applicable, its within a scope not departing from its gist The configuration can be changed.
[0024]
【The invention's effect】
According to invention of Claim 1, a nutrient solution does not overflow to the upper surface of a cultivation panel by nutrient solution supply, and a nutrient solution does not spill from the floor surface of a ship from a cultivation panel upper surface.
And from the nutrient solution supply port of the nutrient solution supply pipe provided above each small hole provided in the cultivation panel via the pump and the nutrient solution supply pipe, the nutrient solution from the nutrient solution tank of the nutrient solution supply means, By supplying each directly to the small holes, it is possible to effectively supply the nutrient solution to the carrier without spreading the nutrient solution on the upper surface of the cultivation panel, and it is effective that the nutrient solution leaks from the cultivation panel Can be prevented.
[0025]
According to the invention described in claim 2, the nutrient solution that cannot be absorbed by the carrier can be returned to the nutrient solution tank without staying in the cultivation bed, regardless of the inclination of the ship.
[Brief description of the drawings]
FIG. 1 is an overall perspective view showing an embodiment of a plant cultivation apparatus according to the present invention.
FIG. 2 shows a plan view of a cultivation bed in a state where cultivation panels are combined.
FIG. 3 is a front longitudinal sectional view of a cultivation bed in a state in which cultivation panels along XX in FIG. 2 are combined.
FIG. 4 is a plan view showing a nursery.
FIG. 5 is a front longitudinal sectional view illustrating a method for using a nursery bed along YY in FIG. 4;
FIG. 6 is an explanatory diagram of a carrier.
FIG. 7 is an explanatory view showing an example of a conventional plant cultivation apparatus.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 20 Plant cultivation apparatus for ships 21 Cultivation bed 22 Cultivation panel 23 Carrier 24 Nutrient solution supply port 24P Nutrient solution supply pipe 25 Nutrient solution discharge port 25P Nutrient solution return pipe 28 Small hole 29 Nutrient solution tank 30 Pump 31 Artificial light source 32 Recess 33 Air Conditioner 40 Nursery Bed 41 Case 42 Holder 43 Hole 44 Warming Panel

Claims (2)

It consists of a cultivation bed, a cultivation panel provided with a plurality of small holes for installing a plant planted with a plant, and an open-cell foamed resin material disposed so as to plug the plurality of small holes In the plant cultivation device for ships, which consists of a carrier, an artificial light source, and a nutrient solution supply means for circulating the nutrient solution between the cultivation bed and the nutrient solution tank, the nutrient solution overflows around the small holes in the cultivation panel. A nutrient solution is formed in a nutrient solution supply pipe provided above each small hole provided in the cultivation panel through a pump and a nutrient solution supply pipe through a pump and a nutrient solution supply pipe. A plant cultivating apparatus for ships, wherein the apparatus is directly supplied from a supply port toward each small hole . The plant cultivation apparatus for ships according to claim 1 , wherein nutrient solution discharge ports are provided at the four corners of the bottom of the cultivation bed.

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