JPH0779653A - Water culture device - Google Patents

Abstract

PURPOSE:To enable to use a bed for submerged water culture also as a bed for NFT type water culture or for rock wool type water culture. CONSTITUTION:This water culture device is provided with a bed 1 for fresh water type water culture and with a support member 2 detachably set on the inside of the bed to raise the bottom of the bed 1. Two or more of liquid fertilizer passages 4 divided with dividing walls 3 are formed on the support member 2. Or, the water culture device is provided with a bed 1 for fresh water-water culture and with a rock wool 5 detachably set on the inside of the bed 1 to raise the bottom of the bed 1. Or, the water culture device is provided with a bed 1 for fresh water-water culture and with a lifting member capable of being detachably caught by a plant-setting plate 6 to be hung in the bed 1 and capable of loading a bottom-raising rock wool thereon.

Description

Detailed Description of the Invention

[0001]

[Industrial field of application] The present invention relates to flooded hydroponics, NF
The present invention relates to a hydroponic cultivation device that can be used for both T-type hydroponics and rockwool-type hydroponics.

[0002]

2. Description of the Related Art There are various conventional hydroponic cultivation methods, the main ones being the flooded hydroponic cultivation method and NF.
There are a T type hydroponic cultivation method, a rock wool type hydroponic cultivation method and the like.

As shown in FIG. 7, the submerged hydroponics method is as follows.
Liquid fertilizer B is stored in a bed A for submerged hydroponics with a deep bottom (usually around 15 cm), and urethane F in which plant E is growing is inserted into through hole D of planting plate C, This is a method of cultivating the plant E by immersing the root G of the plant E in the liquid fertilizer B.

As shown in FIG. 8, the NFT hydroponics method is as follows.
Liquid fertilizer B is intermittently or continuously poured into a shallow-bed (several cm) bed H, and urethane F in which plant E is growing is placed in through hole D of planting plate C placed on bed H. Insert the
The root G of the plant E is immersed in the same liquid fertilizer B to cultivate the plant E.

The rock wool hydroponics method uses rockwool as a medium for planting plants. For example, a plant E is growing in a bed H of the NFT hydroponics method as shown in FIG. Place the medium (rock wool) I,
Liquid fertilizer B is intermittently or continuously flowed in the bed H, and the root G of the plant E is immersed in the liquid fertilizer B for cultivation.

[0006]

As described above, since the beds A, H and the medium (urethane F, rock wool I) are different depending on the cultivation method, in order to carry out hydroponic cultivation by each method, each water Do not use when you have to prepare cultivating equipment and the equipment cost is high, if you install them at the same time to save space, or if you use only one hydroponic equipment and not the other cultivating equipment There were various problems such as taking up space to store the hydroponic cultivation equipment.

An object of the present invention is to provide a hydroponic cultivation apparatus in which a submerged hydroponics bed can be used as a bed for NFT and rockwool hydroponics.

[0008]

As shown in FIGS. 1 to 3, a hydroponic cultivation apparatus according to claim 1 of the present invention has a deep bed 1 for flooded hydroponic cultivation, and a bed 1 for the bed 1. A support tool 2 that is detachably installed inside to raise the bed 1 from the bottom.
It is equipped with.

As shown in FIGS. 1 and 2, the hydroponic cultivation apparatus according to claim 2 of the present invention is one in which two or more liquid fertilizer passages 4 partitioned by partition walls 3 are formed in the support tool 2 according to claim 1. Is.

As shown in FIGS. 4 and 5, the hydroponic cultivation apparatus according to the third aspect of the present invention is a bed 1 having a deep bottom for flooded hydroponic cultivation, and is detachably installed inside the bed 1. Then, the bottom-up rock wool 5 for raising the bottom of the bed 1 is provided.

As shown in FIG. 6, a hydroponic cultivation apparatus according to a fourth aspect of the present invention is a bed 1 having a deep bottom for flooded hydroponic cultivation.
And a suspending tool 7 which can be detachably locked to the planting plate 6 and can be suspended in the bed 1 and on which the rock wool 5 for raising the bottom can be placed.

[0012]

In the hydroponic cultivation apparatus according to claim 1 of the present invention, FIG.
As shown in the above, if the support tool 2 is set in the deep bed 1 for the submerged hydroponic culture, the bed 1 is raised and the bottom becomes shallower. The planting plate 6 is placed on the planting plate 6, and the urethane 11 in which the plant 10 is cultivated is inserted into the insertion hole 9 of the planting plate 6, and the liquid fertilizer 12 is poured onto the support 2 to perform NFT hydroponics. .
Further, the support tool 2 is removed, the liquid fertilizer 12 is stored in the bed 1, the planting plate 6 is floated on the liquid fertilizer 12, and the plant 11 is cultivated in the insertion hole 9 of the planting plate 6 urethane 11
If you insert the, you can perform flooded hydroponics.

Further, in the hydroponic cultivation apparatus according to claim 1, as shown in FIG. 3, a support tool 2 is set in a deep bed 1 for flooded hydroponics, and a plant is placed on the support tool 2. Rockwool hydroponics can also be carried out by placing the rockwool 8 for cultivation in which 10 is cultivated and collecting or removing the liquid fertilizer 12 in the bed 1.

In the hydroponic cultivation apparatus of the second aspect of the present invention, since the support 2 of the first aspect is formed with two or more liquid fertilizer passages 4 partitioned by partition walls 3, As described above, the support tool 2 is set in the bed 1 for flooded hydroponics, the urethane 11 in which the plant 10 is cultivated is inserted into the insertion hole 9 of the planting plate 6, and the liquid fertilizer passage 4 of the support tool 2 is inserted. NFT-type hydroponic culture can be carried out by pouring the liquid fertilizer 12 on.

In the hydroponic cultivation apparatus according to the third aspect of the present invention, as shown in FIG. 4, a rockwool 5 for raising the bottom is installed on the bottom of a bed 1 for flooded hydroponic cultivation, and a plant 10 is placed thereon. Rockwool hydroponics can be performed by placing the cultivated rock wool 8 and storing or removing the liquid fertilizer 12 in the bed 1.

In the hydroponic cultivation apparatus according to the fourth aspect of the present invention, as shown in FIG. 6, the planting plate 6 is placed on the bed 1 for the submersible hydroponic cultivation, and the hanging tool 7 is locked to the same. The hanging tool 7 is suspended in the bed 1, the rock wool 5 for raising the bottom is placed on the hanging tool 7, and the rock wool 8 for cultivation in which the plant 10 is growing is placed on the rock wool 5, If the liquid fertilizer 12 is stored in or removed from the bed 1, rockwool hydroponics can be performed.

[0017]

[Embodiment 1] A first embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 1, 1 is a hydroponic cultivation bed, and 2 is a support tool for raising the bottom of the hydroponic cultivation bed 1.

The hydroponic cultivation bed 1 has a deep bottom for hydroponics, and is formed of styrofoam, a metal plate, a resin or the like.

The above-mentioned support 2 is provided with a horizontal plate 22 on a column 21.
The partition walls 3 are erected on the lateral plate 22 at arbitrary intervals, and the liquid fertilizer passages 4 are formed between the adjacent partition walls 3.

[0020]

[Example of use of Example 1] In the hydroponic cultivation apparatus of FIG. 1, if liquid fertilizer 12 is intermittently flowed through the liquid fertilizer passage 4 and the urethane 11 in which the plant 10 is growing is inserted into the insertion hole 9 of the planting plate 6, NF
T-type hydroponic culture can be performed. If the support tool 2 of FIG. 1 is removed, the flooded hydroponic culture can be performed.

[0021]

[Second Embodiment] A second embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 2, 1 is a bed for hydroponic cultivation, 2 is a support tool for raising the bottom of the bed 1 for hydroponic cultivation, and these are the same as those of FIG.

[0022]

[Example of use of embodiment 2] In the hydroponic cultivation apparatus of FIG. 2, liquid fertilizer 12 is intermittently flown into the liquid fertilizer passage 4, and the rock wool 8 for cultivation in which the plant 10 is cultivated is inserted from the insertion hole 9 of the planting plate 6. NFT-type hydroponic culture can be carried out by placing it on the bottom of the liquid fertilizer passage 4. If the support tool 2 of FIG. 2 is removed, the flooded hydroponic culture can be performed.

[0023]

[Embodiment 3] A third embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 3, 1 is a bed for hydroponics, which is the same as the bed 1 in FIGS. 1 and 2, and 2 is a support for raising the bottom of the bed 1 for hydroponics.
As shown in FIG. 3 (b), the support 2 has an end face formed in a U-shaped elongated shape.

[0024]

[Example of use of embodiment 3] Bed 1 is used in the hydroponic cultivation apparatus of FIG.
The support 2 is installed at the bottom of the bed, the rock wool 8 for cultivation in which the plant 10 is cultivated is inserted from the insertion hole 9 of the planting plate 6 and installed on the support 2, and the liquid fertilizer 12 in the bed 1 is placed. NFT-type hydroponic culture can be performed by intermittently inserting or removing. If the support tool 2 of FIG. 3 is removed, the flooded hydroponic cultivation can be performed.

[0025]

[Fourth Embodiment] A fourth embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 4, reference numeral 1 is a bed for hydroponics, which is the same as the bed 1 in FIGS. 1 and 2, and 2 is a support for raising the bottom of the bed 1 for hydroponics.
As the support 2, there is used bottom raising rock wool 5 in which rock wool is formed into an elongated block.

[0026]

[Example of use of Embodiment 4] Bed 1 is used in the hydroponic cultivation apparatus of FIG.
At the bottom of the plant, two slender rock wools 5 for raising the bottom are installed in parallel along the longitudinal direction, and the rock wool 8 for cultivation in which the plant 10 is cultivated is inserted from the insertion hole 9 of the planting plate 6 to raise the bottom. The NFT-type hydroponic culture can be carried out by installing the liquid fertilizer 12 in and out of the bed 1 by placing it on the rock wool 5 for use. If the support tool 2 of FIG. 4 is removed, the flooded hydroponic culture can be performed.

[0027]

[Embodiment 5] A fifth embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 5, 1 is a bed for hydroponics, and 2 is a support for raising the bottom of the bed 1 for hydroponics. The support tool 2 includes rock wool 5 for raising the bottom, which is formed by forming rock wool into an elongated block.
Is used.

[0028]

[Example of use of Example 5] Bed 1 is used in the hydroponic cultivation apparatus of FIG.
The bottom raising rockwool 5 is installed, the cultivation rockwool 8 in which the plant 10 is cultivated is inserted from the insertion hole 9 of the planting plate 6 and placed on the bottom raising rockwool 5, and the bed 1 If a thin tube 24 is branched from the hose 23 arranged at the bottom, the tip of the tube 24 is inserted into the rock wool 8 for cultivation, and the liquid fertilizer 12 is intermittently supplied to the hose 23, the liquid fertilizer 12 passes through the tube 24. The NFT type hydroponic culture can be performed by being supplied to the rock wool 8 for cultivation. If the support tool 2 of FIG. 5 is removed, the flooded hydroponic cultivation can be performed.

[0029]

[Sixth Embodiment] A sixth embodiment of the hydroponic cultivation apparatus of the present invention will be described with reference to FIG. In FIG. 6, 7 is a suspending tool which is suspended from a planting plate 6 placed on the bed 1. As shown in FIG. 6B, the suspending tool 7 is formed in a substantially U shape from metal, plastic, or the like so that the bottom-raising rock wool 5 can be placed on the bottom plate 25. An engaging piece 27 protruding outward is provided on the upper end of 26 so that it can be engaged with the planting plate 6. Hanging device 7 of FIG.
The bottom plate 25 and both side plates 26 may be provided with through holes, grooves, or the like to facilitate passage of the liquid fertilizer 12.

[0030]

[Example of use of embodiment 6] In the hydroponic cultivation apparatus of FIG.
The hanging tool 7 is hung in the insertion hole 9 (same as the insertion hole 9 of the planting plate 6 in FIG. 4), the rock-up wool 5 for raising the bottom is put from the insertion hole 9 and placed on the bottom plate 25 of the hanging tool 7, Furthermore,
If the rock wool 8 for cultivation in which the plant 10 is cultivated is inserted from the insertion hole 9 and installed on the rock wool 5 for raising the bottom, and the liquid fertilizer 12 is intermittently put in or taken out of the bed 1, the NFT is carried out. Hydroponics can be performed.
If the suspending tool 7 shown in FIG. 6 is removed, the flooded hydroponic culture can be performed.

[0031]

Since the hydroponic cultivation apparatus of the present invention comprises the bed 1 for hydroponics and the removable support 2, the bed 1 for hydroponics is provided. It can be used for any of hydroponics, NFT hydroponics, and rockwool hydroponics. For this reason, it is not necessary to prepare each hydroponics device, which is economical. Further, even when changing their uses, it does not take time and trouble because it is only necessary to set or remove the support tool 2 on the bed 1.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a first embodiment of a hydroponic cultivation apparatus of the present invention.

FIG. 2 is a sectional view showing a second embodiment of the hydroponic cultivation apparatus of the present invention.

FIG. 3A is a cross-sectional view showing a third embodiment of the hydroponic cultivation apparatus of the present invention, and FIG. 3B is a perspective view of a support tool used in the hydroponic cultivation apparatus of FIG.

4A is an external view showing a fourth embodiment of the hydroponic cultivation apparatus of the present invention, and FIG. 4B is a sectional view of the hydroponic cultivation apparatus of FIG.

FIG. 5 is a sectional view showing a fifth embodiment of the hydroponic cultivation apparatus of the present invention.

FIG. 6A is a partial cross-sectional view showing a sixth embodiment of the hydroponic cultivation apparatus of the present invention, and FIG. 6B is a perspective view of a hanging tool used in the hydroponic cultivation apparatus of FIG.

FIG. 7 is a cross-sectional view of a conventional submerged hydroponic cultivation apparatus.

FIG. 8 is a cross-sectional view of a conventional NFT hydroponics device.

FIG. 9 is a cross-sectional view of a conventional rock wool hydroponics device.

[Explanation of symbols]

 1 Bed 2 Support 3 Partition Wall 4 Liquid Manure Passage 5 Rockwool for Raising Bottom 6 Planting Plate 7 Hanging Tool

Claims (4)

[Claims] 1. A bed (1) having a deep bottom for flooded hydroponic cultivation, and a support (2) which is detachably installed inside the bed (1) to raise the bed (1). ) Is provided. 2. A partition wall (3) on the support (2) according to claim 1.
A hydroponic cultivation device comprising two or more liquid fertilizer passages (4) partitioned by. 3. A bed (1) having a deep bottom for flooded hydroponics, and a rock wool for raising the bottom for detachably installing inside the bed (1) to raise the bed (1). A hydroponic cultivation device comprising (5). 4. A bed (1) having a deep bottom for flooded hydroponic cultivation, and a rock wool that can be hung in the bed (1) by being detachably locked to a planting plate (6) and being raised. A hydroponic cultivation apparatus comprising a hanging tool (7) capable of mounting (5).