JP2001069865A - Device for culturing plant - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a plant culture device which can increase a crop yield per unit, facilitates culture works and harvest works, does not have a fear of the root rot of plants, and can be manufactured at a low installation cost. SOLUTION: This plant culture device is obtained by forming plural holes 2 on the upper surface side of an obliquely disposed long pipe 1, inserting short pipes 3 filled with a plant growth culture medium 4 into the holes 2, respectively, forming a naturally flowing culture liquid passage 6 between the inner surface of the long pipe 1 and the long pipe inner surface-facing tip surfaces 3a of the short pipes 3, and arranging a plurality of the long pipes 1 to form a slope.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plant cultivation apparatus, and more particularly, to a plant having a high yield per unit, easy cultivation and harvesting work, no waste of culture solution, and uniform quality. The present invention relates to a plant cultivation device that can be easily moved.

[0002]

2. Description of the Related Art Conventionally, strawberries are low-crop crops, so they often bend their hips, and many farmers complain of back pain and visceral disorders due to old leaf plowing, sprouting, and harvesting.
This is one of the problems in growing strawberries.

In order to solve such a problem, Japanese Patent Laid-Open No. Hei 10-178905 has provided an erect cultivation apparatus capable of standing work.
JP, JP-A-10-178906, JP-A-10-178906
There are techniques described in JP-A-178907, JP-A-10-309133, and JP-A-10-309136.

However, in these cultivation apparatuses, the yield per unit area is at most the same as that of the ground surface. recent years,
There is a demand to increase the yield per unit area by growing strawberries three-dimensionally.

Therefore, three-dimensional cultivation of plants containing strawberries in response to such a request is described in, for example, JP-A-8-8
Various trials have been made as disclosed in JP-A-9111, JP-A-8-163931, JP-A-10-14404, and JP-A-6-169658.

[0006] However, the technique described in Japanese Patent Application Laid-Open No. 8-89111 has a problem that the medium is formed in rows, the medium including plants is not easily exchanged, and the amount of the culture solution used is extremely large. is there. The technique described in Japanese Patent Application Laid-Open No. 8-163931 has a drawback in that the replacement of the culture medium is difficult and the cost of planter installation equipment is high. JP-A-10-14
The technique described in Japanese Patent Publication No. 404 has a drawback in that a culture solution cannot be supplied to the divided sub-strains. JP-A-6-169
The technique described in Japanese Patent Application Publication No. 658/658 has a drawback that the culture solution is immersed in the root and causes root rot.

Japanese Patent Application Laid-Open No. 58-165722 discloses that a culture tube is placed on a three-dimensionally assembled multi-stage bed and seedlings such as strawberries are planted in the nutrient solution tube. A multi-stage cultivation method for strawberries and the like, characterized in that a culture solution is flowed and circulated in small amounts so as to moisten the roots of the seedlings so that these root groups can easily absorb oxygen in the air. ing.

However, in such a method, there is a problem that the structure of a nutrient solution tube for planting a seedling such as a strawberry is complicated, and a complicated operation is required for planting and harvesting the strawberry seedling.

[0009]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and increases the yield per unit, facilitates cultivation and harvesting work, and eliminates the possibility of root rot. Another object of the present invention is to provide a plant cultivation apparatus with low equipment cost.

[0010]

The above object is achieved by the following invention.

(Claim 1) A plurality of holes are provided on the upper surface side of a long tube which is arranged obliquely, and a short tube filled with a medium for growing a plant is mounted in each hole. A culture solution flow path by natural flow is formed between the distal end face of the short tube facing the inner surface of the long tube and the inner surface of the long tube, and a plurality of the long tubes are arranged side by side to form an inclined surface. A plant cultivation apparatus characterized by the above-mentioned. (Claim 2) A top axis is arranged above the rectangular frame body in parallel with the frame body, and two inclined surfaces are formed on both sides of the top axis so as to expand downward. In each of the above, a plurality of long tubes are juxtaposed at intervals in the longitudinal direction, a tank of the culture solution is disposed below both inclined surfaces, and the culture solution in the tank is firstly placed in each of the long tubes. The plant cultivation apparatus according to claim 1, wherein the plant is supplied to a hole or an upstream side thereof. (Claim 3) A top axis is disposed above the rectangular frame in parallel with the frame, and two inclined surfaces are formed on both sides of the top axis to expand downward. In each of the above, a plurality of long tubes are juxtaposed side by side at an interval in the horizontal direction, and a culture solution tank is arranged below both inclined surfaces. The plant cultivation apparatus according to claim 1, wherein the plant is supplied to the first hole located at or upstream of the first hole. (4) The plant cultivation apparatus according to any one of (2) and (3), wherein a moving means is provided below the rectangular frame. (Claim 5) Above a rectangular frame having moving means,
An apparatus for cultivating a plant for a veranda, comprising one inclined surface formed by juxtaposing long pipes according to claim 1. (Claim 6) A top axis is provided in parallel with a rectangular frame having two front sides and two rear sides and substantially directly above a rear side of the frame body. An axis and a front side constitute one inclined surface, and the plurality of long tubes according to claim 1 are juxtaposed in the inclined surface at intervals in the longitudinal direction and / or the lateral direction. An apparatus for cultivating a plant for a veranda, wherein a tank is disposed below an inclined surface, and a culture solution in the tank is supplied to a first hole located above each long tube or an upstream side thereof. (Claim 7) The apparatus for cultivating a plant according to any one of claims 1 to 6, wherein strawberry is cultivated in a plant growing medium.

[0012]

Embodiments of the present invention will be described below.

FIG. 1 is a diagram for explaining the present invention. In FIG.
Is a long pipe arranged at an angle. The culture direction of the long tube 1 only needs to be inclined up and down since the culture solution should flow naturally, and the inclination angle can be adjusted to regulate the flow speed of the culture solution. The length of the long tube 1 is not particularly limited. Long tube 1
Examples of the material include metal, synthetic resin, thick recycled paper, bamboo, and wood. Among them, synthetic resin and thick recycled paper are preferable, and synthetic resin is more preferable from the viewpoint of ease of production and cost. In particular, a synthetic resin having weather resistance is preferable. When the long tube 1 is a cylinder, its diameter is 65-1.
A range of 00 mm is preferred.

2 is a plurality of holes provided in the long tube 1,
The installation positions of the holes may be formed in a line,
At the time of installation, it is arranged so that a plurality of holes 2, 2... The holes 2, 2,... Are provided so as to be substantially equally spaced apart from each other by a distance allowing plant cultivation.

Reference numeral 3 denotes a short tube for growing a plant, which is filled with a culture medium 4, and is attached to each of the holes 2, 2,. The material of the short tube 3 may be the same as the material of the long tube 1. At the lower end of the short tube 3, a mesh (not shown) for holding the culture medium 4 may be provided. Reference numeral 5 denotes a plant grown on the medium 4.

Reference numeral 4 denotes a medium, which is formed of, for example, rock wool, glass wool, urethane foam, charcoal, sand and the like used in hydroponics.

The present invention is characterized in that, as shown in FIG. 2, a culture solution flow path 6 is formed between the distal end face 3a of the short tube 3 and the inner surface of the long tube 1 by natural flow.

Reference numeral 7 denotes a header tube for supplying a culture solution, 8 denotes a hose, and 9 denotes a supply port for supplying a culture solution.

Therefore, when the culture solution is supplied from the supply port 9, the culture solution flows naturally through the culture solution channel 6, so that the culture solution is constantly supplied to the root of the plant 6 extending to the culture solution channel 6. Will be.

At this time, it is important that the supply amount of the culture solution is small enough to wet the root group of the plant 5. This is because the root group easily absorbs oxygen in the air, and healthy growth of the root can be achieved.

The cultivation apparatus of the present invention is characterized in that a plurality of long tubes 1 are arranged on an inclined surface. The inclined surface may be one or two or more as long as it is irradiated with sunlight. When a plurality of long pipes 1, 1, ... are arranged on such an inclined surface, the yield per unit area of land can be increased, and even a low-length one such as a strawberry can bend over the ground. Work is not required, so you can work in a comfortable position.

Further, since the irradiation amount of light to each crop is constant, it is possible to produce a product having a uniform quality.

In the cultivation apparatus of the present invention, since the culture solution can be circulated, the cost can be reduced. In addition, since the short tube 2 is detachable, the work of providing and removing seedlings such as strawberries from the cultivation apparatus has been greatly facilitated.

FIG. 3 is a perspective view showing an embodiment of the present invention. In FIG. 3, reference numeral 10 denotes a rectangular frame. The frame 10 may be disposed directly on the ground, or may be placed on a concrete foundation.
It is particularly preferred that 1 is provided.

Reference numeral 11 denotes a top axis, which is disposed above and parallel to the frame 10. In the drawing, a rectangular frame 10
The top axis 11 is provided in parallel with the longitudinal direction. Here, the sides facing the frame 10 in the longitudinal direction are 10a and 10b. A plurality of long tubes 1 shown in FIG. 1 are fixed between the top axis 11 and the side 10a. The plurality of long tubes 1, 1, 1,... Are provided in parallel, and constitute an inclined surface as a whole. Although not shown, a similar inclined surface is also formed between the top axis 11 and the side 10b. That is, the two inclined surfaces intersect about the top axis 11 and expand downward.

In the present invention, the arrangement of the long tubes shown in the drawing is referred to as a vertical arrangement, and the interval between the plurality of long tubes is preferably as small as possible so long as plant cultivation is not hindered. preferable.

Numeral 12 denotes a tank for the culture solution, which is arranged below both inclined surfaces to reduce the installation space for the apparatus. 13 is a pump for supplying a culture solution,
The culture solution supplied from the tank 12 by the pump 13 is sent to the header tube 7, and is sent from the supply port 9 to the long tube 1 through the hose 8 in the same manner as the device shown in FIG.
The culture fluid flows down the inside of the plant, and the culture solution is constantly sent to the roots of each plant.

The culture solution that has flowed naturally through the plurality of long tubes 1, 1, 1... Is collected in the discharge tube 14 and returned to the tank 12 again.

In the present invention, since the inclination angle of the long tube and the inclination angle of the inclined surface are substantially equal, the flow rate of the culture solution is determined only by the inclination angle of the inclined surface.

According to the present invention, in addition to the effect of the second aspect, there is an effect that the cultivation area is increased and the circulation of the culture solution is facilitated. Further, since the discharge pipe 14 also serves as the above-described longitudinal side 10a, there is an effect of contributing to cost reduction.

It is preferable that the culture solution is supplied to the upstream side of the uppermost hole 2 provided in each long tube 1, and the culture solution is supplied to the root of a plant grown in the first medium. Must be supplied.

It is preferable that the top shaft 11 also serves as the header tube 7 in order to reduce costs.

According to the third aspect of the present invention, the structure of the frame and the top axis is the same as that of the second aspect of the present invention, but the elongated pipes 1 and 2 arranged on two inclined surfaces are provided.
In this embodiment, the arrangement of 1, 1,...

According to the present invention, the flow rate of the culture solution is defined by a combination of the angle of the inclined surface and the inclination of the long tube in the inclined surface. The embodiment is effective for a case where the inclination angle does not correspond to the speed of the natural flow.

FIG. 4 shows a combination of the horizontal direction of the lower right and the horizontal direction of the lower left in the drawing. Although not shown, all of the long tubes may be set to the horizontal direction of the lower right or the horizontal direction of the lower left.

FIG. 5 shows a combination of the invention described in claim 2 and the invention described in claim 3, that is, a combination in the vertical direction and the horizontal direction.

The present invention according to claims 5 and 6 provides a cultivation apparatus suitable for veranda cultivation. In the above-mentioned invention, the inclined surface formed by the long tube 1 is integrated into one. In the invention according to claim 5, the top axis is omitted.

The invention according to claim 7 is a use invention in which strawberry cultivation is performed using the apparatus of the present invention.

The invention described in claims 1 to 6 is suitable for cultivating various kinds of plants such as strawberry, lettuce, tomato, cucumber, rose, and carnation, and is particularly effective in strawberry cultivation.

The above cultivation can be performed in a vinyl house.

[0041]

As described above, according to the present invention, a crop having a high yield per unit, easy cultivation and harvesting work, a waste of the culture solution, and a quality having no variation can be produced. Can be provided easily.

[Brief description of the drawings]

FIG. 1 illustrates a cultivation apparatus of the present invention.

FIG. 2 is a sectional view of a main part of FIG. 1;

FIG. 3 is a perspective view showing one embodiment of the cultivation apparatus of the present invention.

FIG. 4 is a schematic side view showing another embodiment of the cultivation apparatus of the present invention.

FIG. 5 is a schematic side view showing another embodiment of the cultivation apparatus of the present invention.

FIG. 6 is a side view showing another embodiment of the cultivation apparatus of the present invention.

[Explanation of symbols]

 1: long pipe 2: hole 3: short pipe 3a: tip end face 4: medium 5: plant 6: culture solution flow path 7: header pipe 8: hose 9: supply port 10: frame 10a, 10b: side 101: moving Means 11: Top axis 12: Tank for culture solution 13: Pump 14: Discharge pipe

Continued on the front page F-term (reference) 2B022 AB15 BA02 BA06 BA07 BA21 DA19 2B027 NA10 ND03 NE01 NE06 QA02 TC04 TC10 TC13 TC21 UA09 UA14 UA16 UA20 UA21 2B314 NA34 NB06 NB11 NB13 NB21 NC09 NC10 NC11 ND07 ND10 PB ND33 PD07

Claims (7)

[Claims] 1. A plurality of holes are provided on the upper surface side of a long tube which is arranged obliquely, and a short tube filled with a medium for plant growth is mounted in each of the holes. A culture solution flow path by natural flow is formed between the tip end face of the short tube facing the inner surface of the long tube and the inner surface of the long tube, and a plurality of the long tubes are arranged side by side to constitute an inclined surface. Plant cultivation equipment. 2. A top axis is disposed above the rectangular frame in parallel with the frame, and two inclined surfaces are formed on both sides of the top axis to expand downward. In each of the above, a plurality of long tubes are juxtaposed at intervals in the longitudinal direction, a tank of the culture solution is disposed below both inclined surfaces, and the culture solution in the tank is firstly placed in each of the long tubes. The plant cultivation apparatus according to claim 1, wherein the plant is supplied to a hole or an upstream side thereof. 3. A top axis is disposed above the rectangular frame parallel to the frame, and two inclined surfaces are formed on both sides of the top axis so as to expand downward. In each of the above, a plurality of long tubes are arranged side by side at intervals in the horizontal direction, and a tank for the culture solution is arranged below both inclined surfaces, and the culture solution in the tank is placed above each long tube. The plant cultivation apparatus according to claim 1, wherein the plant is supplied to the first hole located at or upstream of the first hole. 4. The plant cultivation apparatus according to claim 2, wherein a moving means is provided at a lower portion of the rectangular frame. 5. Above a rectangular frame having moving means,
An apparatus for cultivating a plant for a veranda, comprising one inclined surface formed by juxtaposing long pipes according to claim 1. 6. A top axis is provided in parallel above a rectangular frame having two front sides and two rear sides and substantially directly above a rear side of the frame body. The shaft and the front side constitute one inclined surface, and the plurality of long tubes according to claim 1 are juxtaposed on the inclined surface at intervals in the vertical direction and / or the horizontal direction. An apparatus for cultivating a plant for a veranda, wherein a tank is disposed below an inclined surface, and a culture solution in the tank is supplied to a first hole located above each long tube or an upstream side thereof. 7. The plant cultivation apparatus according to claim 1, wherein strawberry is cultivated in a plant growing medium.