KR20220093513A - Water culture system - Google Patents

Abstract

According to the present invention, provided is a water culture system, which includes: a cultivation tank; a culture tank in which water and nutrients are stored; a circulation means connected between the cultivation tank and the culture tank and configured to supply water from the culture tank to the cultivation tank or to discharge water from the cultivation tank to the culture tank; and a filling material which is filled in the cultivation tank to allow plant roots to be planted and supported. Therefore, hydroponic cultivation efficiency can be improved.

Description

Hydroponics system {Water culture system}

The present invention relates to a hydroponic cultivation system, and more particularly, in a hydroponic cultivation system for cultivating plants in a culture tank in which water is circulated, the conditions for plant growth such as water temperature and oxygen concentration to have an optimal state It relates to a hydroponic cultivation system capable of improving cultivation efficiency.

In general, hydroponic cultivation refers to a method in which plants are grown by supplying water and water-soluble nutrients without using soil, and plants are planted in a tray for hydroponics with stored water and then plants are grown spontaneously.

Such a hydroponics system has a structure to circulate water in which water-soluble nutrients are melted from the storage tank to the cultivation tank in a state in which the cultivation tray in which the roots of plants are planted and supported in the cultivation tank is installed, and at this time, the pumice stone filled in the cultivation tray Plant roots are planted and supported by fillers such as, etc., and can promote plant growth through adsorption of nutrients contained in water.

However, in the conventional hydroponics system, since the filler in which the plant roots are planted and supported is simply composed of zeolite having pores, when used for a long time, odor is generated in the cultivation tank or cultivation tray due to deterioration or decay of nutrients adsorbed to the filler material There is a problem to do.

Accordingly, in order to remove the odor as described above, it is necessary to periodically replace the filler, but there is a problem in that a large amount of cost is required.

In addition, there is a problem in that reusability is lowered because nutrients adsorbed on the filler are not easily washed from the surface of the filler to be reused after washing the filler due to the cost of the replacement.

(Patent Document 0001) Korean Patent 10-1248497

(Patent Document 0002) Japanese Patent JP3182775

Therefore, it is an object of the present invention to improve the hydroponic cultivation efficiency by ensuring that plant growth conditions such as water temperature and oxygen concentration are optimal in a hydroponic cultivation system for cultivating plants in a culture tank in which water is circulated. To provide a cultivation system.

In addition, an object of the present invention is to provide a hydroponic cultivation system capable of promoting plant growth and improving the reusability of the filler by the filler in which the root of the plant is planted and supported in the culture tank.

On the other hand, the object of the present invention is not limited to the above-mentioned objects, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

According to the present invention, the cultivation tank; culture tanks in which water and nutrients are stored; a circulation means connected between the culture tank and the culture tank and configured to supply water from the culture tank to the culture tank or to discharge water from the culture tank to the culture tank; And it is filled in the cultivation tank is provided a hydroponic cultivation system comprising a filler for planting and supporting the root of the plant.

Here, it is preferable that the culture tank is comprised by embedding in the ground.

In addition, it is preferable that the culture tank is configured with sensing means for measuring temperature, water level, and operation time, and the culture tank includes a filtering means for filtering circulated water and an oxygen generating means for supplying oxygen to the water.

In addition, the circulation means), the culture tank and the supply pipe each end is connected to the culture tank; Discharge pipes each having an end connected to the culture tank and the culture tank; a circulation pump configured in the supply pipe to supply water from the culture tank to the culture tank; and a discharge valve configured in the discharge pipe to discharge water from the culture tank to the culture tank.

In addition, the filler, the mixture is coated or applied by impregnating the mixture in which the zeolite is mixed with an inorganic binder, sunscreen, phosphoric acid, a strong base, a far-infrared radiation agent and a heat insulating agent, 100 parts by weight of zeolite, 50 to 60 weight of inorganic binder Part, it is preferable to include 40 to 50 parts by weight of a sunscreen, 5 to 10 parts by weight of phosphoric acid, 3 to 5 parts by weight of a strong base, 20 to 30 parts by weight of a far-infrared radiation agent, and 40 to 50 parts by weight of a heat insulating agent.

Therefore, according to the present invention, in a hydroponic cultivation system for cultivating plants in a culture tank in which water is circulated, the plant growth conditions such as water temperature and oxygen concentration are optimal to improve the hydroponic cultivation efficiency.

In addition, it is possible to promote plant growth and improve the reusability of the filler by the filler in which the roots of the plant are planted and supported in the cultivation tank.

On the other hand, the effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the description of the claims.

1 and 2 are diagrams schematically showing a hydroponic cultivation system according to a preferred embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in Figures 1 and 2, the hydroponic cultivation system according to a preferred embodiment of the present invention is a culture tank 110 having a cylindrical structure, water and nutrients are stored and buried in the ground, so that the space efficiency of the ground is improved. The culture tank 120, which improves and minimizes the possibility of malfunction according to climatic conditions, is connected between the culture tank 110 and the culture tank 120 so that water is supplied from the culture tank 120 to the culture tank 110, or The circulation means 130 for discharging water from the culture tank 110 to the culture tank 120, and the culture tank 110 are filled so that the roots of the plant 10 are planted and supported, and the plant growth conditions are optimized and improved. and a control means 150 for controlling the water temperature or oxygen concentration state of the culture tank 120 based on the water temperature or oxygen concentration of the filler 140 and the culture tank 110 providing reusability.

The cultivation tank 110 has a predetermined volume and is a means for providing a space in which the plant 10 is planted and cultivated through the filler 140 through the filler 140 , and a plurality of layers are provided in a case such as a container with a predetermined interval therebetween. It may be installed in a structure arranged in a structure.

Here, in the culture tank 110, one end of the discharge pipe of the circulation means 130 connected to the culture tank 120 is connected to the lower end of one side, and the culture tank 120 is connected to the culture tank 120 at the upper end of the other side corresponding to the opposite portion of the discharge pipe. It is preferable that one end of the supply pipe of the means 130 is connected to have a structure in which water is circulated between the culture tanks 120 by the circulation means 130 .

In addition, the inside of the culture tank 110, more preferably, one side of the culture tank 110 in which the discharge pipe is located, a detection means 160 such as a temperature (or humidity) sensor, a water level sensor and a timer is configured, and the cultivation It is preferable that the circulation means 130 is operated for a predetermined time according to the temperature or water level conditions of the tank 110 so that the culture tank 110 has an optimal temperature or water level for the growth of the plant 10 .

The culture tank 120 is a means for storing water and nutrients circulated in the culture tank 110, and is not integrally formed with the case in which the culture tank 110 is configured, but is connected through the circulation means 130. As it is buried in the water, it is possible to minimize the possibility of malfunction due to low temperature in winter, etc., improve the space efficiency on the ground, and minimize the cost of maintaining the water temperature by ensuring that the water temperature is always kept constant.

Here, the culture tank 120 is connected to the other end of the discharge pipe of the circulation means 130 connected to the culture tank 110 on one side, and the circulation means connected to the culture tank 120 on the other side corresponding to the opposite portion of the discharge pipe ( It is preferable that the other end of the supply pipe 130 is connected to have a structure in which water is circulated between the culture tanks 120 by the circulation means 130 .

On the other hand, in the inside of the culture tank 120 , the filtration means 170 for filtering contaminants in the water circulated along the discharge pipe to the part where the other end of the discharge pipe of the circulation means 130 is connected, and the culture tank 120 . It is preferable that the oxygen generating means 180 for increasing the oxygen concentration of water is further configured.

The circulation means 130 is connected between the culture tank 110 and the culture tank 120 to supply water from the culture tank 120 to the culture tank 110 or from the culture tank 110 to the culture tank 120 . ) as a means for discharging water to the culture tank 110 and the culture tank 120, respectively, the ends are connected to the culture tank 110 to supply the water of the culture tank 120 to the supply pipe, the culture tank 110 ) and the culture tank 120, each end is connected to the discharge pipe and the supply pipe for discharging water from the culture tank 110 to the culture tank 120, and the water of the culture tank 120 is supplied to the culture tank 110. It is configured in the supplying circulation pump and the discharge pipe and includes a discharge valve for discharging the water from the culture tank 110 to the culture tank 120 .

The filler 140 is charged in the cultivation tank 110 so that the root of the plant 10 is planted and supported, and is a means of optimizing plant growth conditions and providing improved reusability. Zeolite is an inorganic binder, sunscreen, phosphoric acid. , is produced in such a way that the mixture is coated or applied by being impregnated with a mixture of a strong base, a far-infrared radiation agent and a thermal insulation agent.

The filler 140 is, more preferably, 100 parts by weight of zeolite, 50 to 60 parts by weight of inorganic binder, 40 to 50 parts by weight of sunscreen, 5 to 10 parts by weight of phosphoric acid, 3 to 5 parts by weight of strong base, far-infrared radiation. 20 to 30 parts by weight and 40 to 50 parts by weight of the heat insulating agent.

The zeolite provides a function of supplying nutrients to the root of the plant 10 by allowing nutrients contained in water to be adsorbed to the surface through a porous crystal structure, and may have a diameter of about 0.5 cm to 1 cm.

The inorganic binder provides an adhesion function that allows the compositions constituting the mixture to be combined, and has a known configuration including ceramics and the like.

Here, the inorganic binder is added in 50 to 60 parts by weight based on 100 parts by weight of the zeolite. When the amount is less than 50 parts by weight, the stirrability of the compositions decreases and production becomes impossible, and when it exceeds 60 parts by weight, the binding force Since there is a problem in that this increases and it becomes difficult to secure the pores of the zeolite, it is good to have the critical significance as described above.

The UV blocker blocks or reflects the UV rays of the light provided to the cultivation tank 110 when the filler 140 is charged in the cultivation tank 110 to prevent the filler 140 compositions from being thermally decomposed to reduce the bonding degree, and It provides a function of allowing only light rays to pass through the root of the plant 10 to promote the growth of the plant 10 .

Here, 40 to 50 parts by weight of the sunscreen is added based on 100 parts by weight of the zeolite, and when it is less than 40 parts by weight, the sunscreen function is reduced, and when it exceeds 50 parts by weight, the bonding degree of the compositions is lowered. Since the lifespan of the filler 140 is reduced, it is good to have the critical significance as described above.

Phosphoric acid provides an anti-sticking function that prevents nutrients or foreign substances in water adsorbed on the surface of the zeolite from sticking.

Here, phosphoric acid is added in an amount of 5 to 10 parts by weight based on 100 parts by weight of the zeolite. When the amount is less than 5 parts by weight, the anti-sticking function of nutrients or foreign substances in water is reduced, so that the filling material 140 for reuse is washed. When the foreign matter is not easily removed, and when it exceeds 10 parts by weight, the adsorption of nutrients to the zeolite is suppressed and there is a problem that nutrients are not supplied to the plant 10, so it is good to have the critical significance as described above.

The strong base allows nutrients or foreign substances in the adsorbed or adsorbed water to be easily removed during washing for reuse of the zeolite.

Here, 3 to 5 parts by weight of the strong base is added based on 100 parts by weight of the zeolite. When it is less than 3 parts by weight, the washing efficiency of nutrients or foreign substances in water is reduced, and when it exceeds 5 parts by weight, adsorption or Since there is a problem in that the possibility of decay due to adsorption or adhesion is increased by modifying protein components such as nutrients or foreign substances in the fixed water, it is good to have the critical significance as described above.

The far-infrared radiation emitter promotes the growth of the plant 10 by causing the far-infrared radiation to be radiated toward the plant 10 by the filler 140, and includes illite, loess, silica clay, elvan stone, blood soil, charcoal powder, silver nano, It is preferable that at least one natural mineral or far-infrared emitting material such as germanium or the like.

Here, 20 to 30 parts by weight of the far-infrared radiation agent is added with respect to 100 parts by weight of the zeolite, and when it is less than 20 parts by weight, the far-infrared radiation function is lowered, and when it exceeds 30 parts by weight, excessive far-infrared radiation is emitted rather than Since it interferes with the growth of the plant 10, it is preferable to have the critical significance as described above.

Insulating agent, the filler 140 absorbs and preserves the temperature of water, so that the predetermined temperature is applied to the root of the plant 10 for a certain period of time even if the supply of water having a predetermined temperature is not smooth due to a malfunction of the circulation means 130, etc. As to be provided, alumina (Al2O3), boron nitride (BN), aluminum nitride (AlN), silicon nitride (Si3N4), magnesia (MgO), beryllia (BeO), zinc oxide (ZnO), silicon carbide (SiC), It may be selected from the group consisting of zirconia (ZrO2) and mixtures thereof.

Here, 40 to 50 parts by weight of the warming agent is added based on 100 parts by weight of the zeolite, and when it is less than 40 parts by weight, the rate of absorbing heat transferred from the water of the cultivation tank 110 is slowed, 50 When it exceeds parts by weight, the stirrability with the compositions is greatly reduced, so that the manufacturability of the filler 140 is lowered and it is difficult to secure pores of the zeolite, so it is good to have the critical significance as described above.

Therefore, according to the filler 140, as the mixture is applied or coated on zeolite having a predetermined size, it is possible to optimize the growth conditions of plants and improve reusability.

Hereinafter, a hydroponic cultivation method using a hydroponic cultivation system according to a preferred embodiment of the present invention will be described.

First, in a state in which the filler 140 is filled to a predetermined area and thickness in the culture tank 110 , the roots of the plant 10 are planted and supported in the filler 140 .

Thereafter, water and nutrients are supplied to the culture tank 110 from the culture tank 120 buried in the ground by the circulation means 130 , and water and nutrients are adsorbed to the filler 140 , so that the cultivation of the plant 10 is performed it becomes possible

Here, by the filler 140 charged in the cultivation tank 110, the root part of the plant 10 has a state in which ultraviolet rays are blocked, and also, as the function of keeping heat conducted from water is provided, the plant The growth conditions of (10) are optimized, and while allowing the adsorption of nutrients to the zeolite surface of the filler 140, foreign substances are easily removed during washing, so that the reusability of the filler 140 is improved.

Thereafter, the circulation means 130 is operated according to the control of the control means 150 by the operation of the sensing means 160 to discharge water from the culture tank 110 to the culture tank 120, and at this time, the culture tank ( The water discharged to 120 is filtered by the filtering means 170 and supplied with oxygen by the oxygen generating means 180 , circulated and supplied back to the cultivation tank 110 .

Therefore, according to the present invention, in the hydroponic cultivation system for cultivating the plants 10 in the cultivation tank 110 in which water is circulated, the growth conditions of plants such as the temperature and oxygen concentration of water are optimized to have the optimal hydroponic cultivation efficiency. can improve

In addition, in the cultivation tank 110 , the plant growth is promoted by the filler 140 in which the root of the plant 10 is planted and supported, and the reusability of the filler 140 may be improved.

Although the present invention described above has been described with respect to specific embodiments, various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the invention should not be defined by the described embodiments, but should be defined by the claims and equivalents of the claims.

Claims (5)

cultivation tank 110;
Culture tank 120 in which water and nutrients are stored;
It is configured to be connected between the culture tank 110 and the culture tank 120 so that water is supplied from the culture tank 120 to the culture tank 110 or water is discharged from the culture tank 110 to the culture tank 120 . circulation means 130; and
Hydroponic cultivation system, characterized in that it comprises a filler (140) that is charged in the cultivation tank (110) so that the root of the plant (10) is planted and supported. According to claim 1, The culture tank 120,
Hydroponic cultivation system, characterized in that it is buried in the ground. 3. The method of claim 2,
The cultivation tank 110 is configured with a sensing means 160 for measuring the temperature, water level, and operation time,
Hydroponic cultivation system, characterized in that the culture tank (120) is configured with a filtering means (170) for filtering the circulated water and an oxygen generating means (180) for supplying oxygen to the water. According to claim 3, The circulation means 130,
a supply pipe having an end connected to the culture tank 110 and the culture tank 120, respectively;
Discharge pipes each having an end connected to the culture tank 110 and the culture tank 120;
a circulation pump configured in the supply pipe to supply water from the culture tank 120 to the culture tank 110; and
A hydroponic cultivation system comprising a discharge valve configured in the discharge pipe to discharge water from the culture tank 110 to the culture tank 120 . According to claim 1, The filler 140,
The mixture is coated or applied by impregnating the mixture in which the zeolite is mixed with inorganic binder, sunscreen, phosphoric acid, strong base, far-infrared radiation, and thermal insulation agent;
100 parts by weight of zeolite,
50 to 60 parts by weight of inorganic binder, 40 to 50 parts by weight of sunscreen, 5 to 10 parts by weight of phosphoric acid, 3 to 5 parts by weight of strong base, 20 to 30 parts by weight of far-infrared radiation, and 40 to 50 parts by weight of heat insulating agent hydroponics system.

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