KR101179866B1 - nutrient solution supply system - Google Patents

nutrient solution supply system Download PDF

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KR101179866B1
KR101179866B1 KR1020120048938A KR20120048938A KR101179866B1 KR 101179866 B1 KR101179866 B1 KR 101179866B1 KR 1020120048938 A KR1020120048938 A KR 1020120048938A KR 20120048938 A KR20120048938 A KR 20120048938A KR 101179866 B1 KR101179866 B1 KR 101179866B1
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South Korea
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nutrient solution
sensor
nutrient
flow
controller
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KR1020120048938A
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Korean (ko)
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황연현
장영호
안철근
안재욱
윤혜숙
손길만
노치웅
최복경
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박철수
경상남도
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/001—Self-acting watering devices, e.g. for flower-pots with intermittent watering means
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/003—Controls for self-acting watering devices
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/005—Reservoirs connected to flower-pots through conduits
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G27/00—Self-acting watering devices, e.g. for flower-pots
    • A01G27/008—Component parts, e.g. dispensing fittings, level indicators
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00—Soilless cultivation, e.g. hydroponics
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00—Soilless cultivation, e.g. hydroponics
    • A01G2031/006—Soilless cultivation, e.g. hydroponics with means for recycling the nutritive solution

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Hydroponics (AREA)

Abstract

PURPOSE: A nutrient solution supplying system is provided to prevent the environmental contamination by the excessive usage of a nutrient solution, and to reduce the cost for supplying the nutrient solution. CONSTITUTION: A nutrient solution supplying system comprises the following: a nutrient solution supply pump for supplying a nutrient solution from a nutrient solution container to a crop storing tray; a sensor member detecting the flow of the nutrient solution by detecting the electricity resistance, installed on the crop storing tray; a body(41) having an empty space in the inside; a nutrient solution sensor installed on a nutrient solution flow including path(42); a transfer line(44) inserted into the empty space in the body, and combined to the nutrient solution sensor for detecting the flow of the nutrient solution; and a combining unit including a nutrient solution hole(45).

Description

양액공급시스템{nutrient solution supply system}Nutrient solution supply system

본발명은 과채류 수경재배시 폐양액 배출에 의한 환경오염 방지와 양액비용 절감을 위하여 폐양액 배출을 제로화 및 최소화 하는 양액공급시스템에 관한 것으로, 보다 상세하게는 센서에 의해 양액이 작물트레이에서 흘러넘치는 것을 감지하여 양액의 공급을 자동으로 중지시키는 것을 특징으로 하는 양액공급시스템에 관한 것이다.The present invention relates to a nutrient supply system for zeroing and minimizing the waste nutrient solution in order to prevent environmental pollution and reduce the nutrient solution cost when cultivating fruit vegetables. More specifically, the nutrient solution flows from the crop tray by sensors. It relates to a nutrient supply system, characterized in that to automatically detect the supply of nutrient solution.

일반적으로 과채류 수경재배시 대부분의 작물에서 공급양액의 20~40%를 배액으로 흘러 버리며, 배액율을 20%로 설정하더라도 국내의 수경재배에 의한 년간 폐양액 발생량은 2,504,000㎥정도로 추정되며 이중에는 순수한 비료염만 6,260톤 정도 포함되어 있다.In general, 20 ~ 40% of the feed nutrients are drained into drainage in most crops when hydroponics is grown. Only 6,260 tons of fertilizer salts are included.

그리고 종래의 순환식 수경재배 시스템의 경우는 양액의 소독비용 부담 및 Ralstonia sp., Phytophthora sp., Pythium sp. 등 지하부의 병해 발생 우려 증가로 인하여 보급확대가 부진한 실정이다.     In the conventional circulating hydroponic cultivation system, the sterilization cost of nutrient solution and Ralstonia sp., Phytophthora sp., Pythium sp. Due to increased concerns about the occurrence of diseases in the underground, the expansion of supply is sluggish.

한편, 등록특허공보 등록번호 10-0298214호(공고일자 2001년11월22일)에는 외부로부터 유입되는 원수에 액비원액을 혼합하여 양액을 조정한 다음 각종 재배작물에 요구되는 양액을 조정하여 유로관체 등으로 양액을 자동공급하는 양액 자동공급장치에 있어서, 상기 재배작물에 요구되는 EC, pH, 양액공급시간 및 현재시간 등을 입력하도록 다수의 버튼이 구비된 데이터설정모드와; EC센서, pH센서, 광센서 및 수위센서 등 다수의 센서들에 의해 양액의 농도를 실시간 측정하는 감지수단과; 상기 데이터설정모드에 설정된 설정치를 기준으로 하여 감지수단에서 입력되는 측정치를 비교판단하는 동시에 측정치를 디스플레이부에 표시한 다음 제1작동부의 각종 펌프를 작동시켜 재배작물에서 요구되는 양액을 자동조절하며, 상기 자동조절된 양액을 공급시키는 제 1 ? 제 2작동부의 작동여부를 검출하는 제 1 ? 제 2검출수단에서 기기의 고장여부를 검출하여 상기 디스플레이부와 작동상황표시패널에 의해서 고장부분을 표시하도록 하는 마이크로컴퓨터를 포함하여 이루어진 것을 특징으로 하는 양액 자동조절공급 및 고장진단 시스템이 공개되어 있다.     On the other hand, registered Patent Publication No. 10-0298214 (announcement date November 22, 2001), the liquid nutrient solution is mixed with the raw water flowing from the outside to adjust the nutrient solution and then adjust the nutrient solution required for various cultivated crops A nutrient solution supplying device for automatically supplying nutrient solution to a nutrient solution, comprising: a data setting mode provided with a plurality of buttons for inputting EC, pH, nutrient solution supply time and current time required for the cultivated crop; Sensing means for measuring the concentration of nutrient solution in real time by a plurality of sensors such as an EC sensor, a pH sensor, an optical sensor, and a water level sensor; On the basis of the set value set in the data setting mode, the measured value input from the sensing means is compared and displayed on the display, and then the various operating pumps of the first operating part automatically adjust the nutrient solution required in the cultivated crop, A first supplying said automatically regulated nutrient solution; The first? To detect whether or not the second operating part is operated? A nutrient solution automatic control supply and failure diagnosis system is disclosed, comprising a microcomputer for detecting a failure of a device in a second detection means and displaying a failure part by the display unit and an operation status display panel. .

또한, 등록특허공보 등록번호 10-0933624호(공고일자 2009년12월23일)에는 원수공급부와 연결되는 베이스부, 식생부, 상기 원수공급부와 액비탱크가 함께 연결되는 양액공급기, 제어부 및 양액공급수단 등으로 이루어져, 제어부의 제어에 따라 작동하는 상기 양액공급기에 의해 액비와 원수를 공급하여 베이스부에 상기 액비와 원수가 혼합된 양액을 저장하고, 상기 베이스부에 공급되어 저장된 양액의 영양분을 양액공급수단으로 상기 식생부의 식생공간을 채우고 있는 식생토의 식물뿌리에 직접 점적식(點滴式)으로 공급하되 상기 식생공간별로 제어부에 의해 서로 다른 양으로 공급되도록 함으로써, 상기 식생토에 키우고 있는 식물의 성장이 자동적으로 이루어짐과 동시에 서로 다른 식물도 한 공간에서 기를 수 있도록 양액 재배장치가 공개되어 있다.     In addition, Patent Publication No. 10-0933624 (December 23, 2009) of the base portion connected to the raw water supply, the vegetation portion, the nutrient solution supply, the control unit and the nutrient solution is connected to the raw water supply and liquid tank Means for supplying liquid fertilizer and raw water by the nutrient solution feeder operated under the control of the control unit to store the nutrient solution mixed with the liquid fertilizer and raw water in the base unit, and nutrient solution of the nutrient solution of the nutrient solution supplied and stored in the base unit By supplying the plant root of the vegetation soil filling the vegetation space of the vegetation part as a supply means directly by dropping, it is supplied in different amounts by the control unit for each vegetation space, thereby growing the plant grown on the vegetation soil. At the same time, the nutrient cultivation device is open so that different plants can grow in one space.

그러나 상기와 같은 종래기술들은 모두 양액공급과 양액품질관리에 핵심을 두는 것으로, 양액이 작물트레이를 거쳐 하부로 흘러나오는 양과 시간을 적절히 통제하지 못하므로 적정한 양액공급이 곤란하고, 따라서 양액이 과소비되어 환경오염을 유발하는 것을 효율적으로 방지할 수 없는 단점이 있었다.     However, all of the above-described prior arts focus on nutrient solution supply and nutrient solution quality management, and it is difficult to supply adequate nutrient solution because it does not properly control the amount and time of nutrient solution flowing out through the crop tray, thus consuming nutrient solution. There was a disadvantage that can not effectively prevent causing environmental pollution.

따라서 본발명은 상기와 같은 문제점을 해결하고자 안출된 것으로서, 작물에 필요한 만큼의 양액을 공급함으로써, 양액의 과소비를 줄여 경비를 절감하며, 또한 환경오염을 방지하는 양액공급시스템을 제공하고자 하는 것이다.Therefore, the present invention has been made to solve the above problems, by supplying as much nutrient solution as necessary for the crop, to reduce the over-consumption of nutrient solution to provide a nutrient solution supply system to prevent environmental pollution.

본발명은 배액 제로화 및 최소화를 위한 양액공급시스템에 관한 것으로, 양액공급시스템에 있어서, 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급하고, 상기 작물트레이(30)에는 센서부재(40)가 설치되어 있어서, 양액이 작물트레이(30) 하부로 흘러나오면, 센서부재(40)에서 이를 감지하고, 신호를 제어기에 전송하며, 상기 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 하여 자동으로 양액 공급이 멈추게 되는 것을 특징으로 한다.The present invention relates to a nutrient supply system for zero drainage and minimization, in the nutrient supply system, the nutrient supply pump 10 is operated to supply the nutrient solution from the nutrient container 20 to the crop tray 30, the crop The tray 30 is provided with a sensor member 40, when the nutrient solution flows down the crop tray 30, the sensor member 40 detects it, transmits a signal to the controller, and the controller Stop the operation of the nutrient solution supply pump 10 is characterized in that the nutrient solution supply is automatically stopped.

따라서 본발명은 작물에 필요한 만큼의 양액을 공급함으로써, 양액의 과소비를 줄여 경비를 절감하며, 또한 환경오염을 방지하는 현저한 효과가 있다.Therefore, the present invention by supplying as much nutrient solution to the crop, reducing the over-consumption of nutrient solution has a remarkable effect of preventing the environmental pollution.

도 1은 본발명의 양액공급시스템 계통도
도 2는 본발명의 양액공급시스템 센서부 사진
도 3은 본발명의 양액공급시스템 센서부 세부사진
도 4는 본발명의 양액공급시스템의 다른 실시례의 센서부 설치개략도
도 5는 본발명의 양액공급시스템의 또다른 실시례의 센서부 설치사진
도 6은 본발명의 양액공급시스템의 또다른 실시례의 센서부 상세사진
도 7은 본발명의 양액공급시스템의 또다른 실시례의 센서부 설치상태를 뒤집어 본 사진
도 8은 본발명의 양액공급시스템의 또다른 실시례의 작물트레이 상세사진1 is a flow diagram of the nutrient solution supply system of the present invention
Figure 2 is a photograph of the nutrient solution supply system sensor of the present invention
Figure 3 is a detailed photo of the nutrient solution supply system sensor of the present invention
Figure 4 is a schematic view of the sensor unit installation of another embodiment of the nutrient solution supply system of the present invention
Figure 5 is a photograph of the sensor unit installation of another embodiment of the nutrient solution supply system of the present invention
Figure 6 is a detailed photograph of the sensor unit of another embodiment of the nutrient solution supply system of the present invention
Figure 7 is a photograph inverted the installation state of the sensor of another embodiment of the nutrient solution supply system of the present invention
Figure 8 is a crop tray detailed picture of another embodiment of the nutrient solution supply system of the present invention

본발명은 배액 제로화 및 최소화를 위한 양액공급시스템에 관한 것으로, 양액공급시스템에 있어서, 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급하고, 상기 작물트레이(30)에는 센서부재(40)가 설치되어 있어서, 양액이 작물트레이(30) 하부로 흘러나오면, 센서(40)에서 이를 감지하고, 신호를 제어기에 전송하며, 상기 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 하여 자동으로 양액 공급이 멈추게 되는 것을 특징으로 한다.The present invention relates to a nutrient supply system for zero drainage and minimization, in the nutrient supply system, the nutrient supply pump 10 is operated to supply the nutrient solution from the nutrient container 20 to the crop tray 30, the crop The tray 30 is provided with a sensor member 40, when the nutrient solution flows down the crop tray 30, the sensor 40 detects it, transmits a signal to the controller, and the nutrient solution in the controller by the signal Stop the operation of the supply pump 10 is characterized in that the nutrient solution supply is automatically stopped.

또한, 상기 센서부재(40)에서 양액이 흘러나오는 것을 감지 한 후, 일정시간이 지난 후 제어기에서 양액공급펌프(10)의 작동을 멈추게 하는 것을 특징으로 한다.     In addition, after detecting the nutrient solution flows from the sensor member 40, after a predetermined time is characterized in that the controller stops the operation of the nutrient solution supply pump (10).

또한, 상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42)에는 양액감지센서(43)가 두 개 하부로 삽입되되 그 선단부만 양액유도로(42)에 노출되어 양액의 흐름을 감지하는 것을 특징으로 한다.     In addition, the sensor member 40 is to detect the flow of the nutrient solution by sensing the electrical resistance, the sensor member 40 and the nutrient solution formed in the body 41 and the body 41, the empty space formed therein The nutrient solution detecting sensor 43 is installed in the induction path 42 and the insertion line 44 is inserted into the empty space below the body 41 is combined with the nutrient solution sensor 43 is made of a transmission line 44 for detecting the nutrient solution flow, A coupling portion 46 through which the nutrient solution holes 45 through which the nutrient solution flows is formed at the tip of the body 41, and a nutrient solution induction path 42 is formed in the longitudinal direction of the body 41 to pass through the nutrient solution holes 45. One nutrient solution can continue to flow, the nutrient solution induction path 42 is inserted into the lower two nutrient solution sensor 43 is characterized in that only the tip portion is exposed to the nutrient solution induction path 42 to detect the flow of nutrient solution It is done.

또한, 상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42)에는 양액감지센서(43)가 두 개가 노출되어 설치되어 있되, 양액감지센서(43)는 상부 양액감지센서(43-1)와 하부양액감지센서(43-2)로 이루어져서, 상기 상부 양액감지센서(43-1)는 양액유도로를 가로질러 설치되되, 가운데 부분인 접촉부(4)가 상기 양액이 흘러가는 아래 방향으로 향하여 구부러져 있으며, 하부양액감지센서(43-2)는 양액유도로를 가로질러 설치되되, 직선으로 설치되어 있으므로, 상부 양액감지센서(43-1)의 접촉부(4)와 하부양액감지센서(43-2) 사이에 양액이 존재할 경우 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하는 것을 특징으로 한다.     In addition, the sensor member 40 is to detect the flow of the nutrient solution by sensing the electrical resistance, the sensor member 40 and the nutrient solution formed in the body 41 and the body 41, the empty space formed therein The nutrient solution detecting sensor 43 is installed in the induction path 42 and the insertion line 44 is inserted into the empty space below the body 41 is combined with the nutrient solution sensor 43 is made of a transmission line 44 for detecting the nutrient solution flow, A coupling portion 46 through which the nutrient solution holes 45 through which the nutrient solution flows is formed at the tip of the body 41, and a nutrient solution induction path 42 is formed in the longitudinal direction of the body 41 to pass through the nutrient solution holes 45. One nutrient solution can continue to flow, and the nutrient solution induction path 42 is provided with two nutrient solution detection sensors 43 are exposed, the nutrient solution sensor 43 is the upper nutrient solution sensor 43-1 and the lower Consisting of a nutrient solution sensor 43-2, the upper nutrient solution sensor 43-1 is installed across the nutrient solution induction path, The contact portion 4, which is the center portion, is bent toward the downward direction in which the nutrient solution flows, and the lower nutrient solution sensor 43-2 is installed across the nutrient solution induction route, and is installed in a straight line, so that the upper nutrient solution sensor ( When the nutrient solution exists between the contact portion 4 of the 43-1) and the lower nutrient sensor 43-2, it detects that the nutrient solution flows out below the crop tray 30, and transmits a signal to the controller .

또한, 상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되며 양액유도로(42)가 형성되는 몸체(41)와, 상기 몸체(41) 하부 양액배출구멍(47)에 설치되는 양액감지센서(43)와, 상기 양액감지센서(43)와 결합되며 외부로 인출되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42) 하부에는 양액배출구멍(47)이 형성되며 상기 양액배출구멍(47) 하부에는 양액감지센서(43)가 노출된 채로 설치되되, 상기 양액감지센서는 상부 양액감지센서(43-1) 및 하부 양액감지센서(43-2)의 두 개의 금속봉으로 이루어지는 것으로, 상부양액감지센서(43-1)는 직선형상으로 양액배출구멍 주연부에 설치되며, 상기 양액배출구멍(47)에서 이격되어 설치된 하부 양액감지센서(43-2)는 선단부가 직각으로 절곡되고, 상기 절곡된 선단부는 상기 상부 양액감지센서(43-1)의 하부에 위치하게 되어, 양액이 양액배출구멍을 통해 배출될 경우, 상, 하부양액감지센서(43-1, 43-2) 사이에 양액이 묻게 되어 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하여 양액공급을 중지하게 하는 것을 특징으로 한다.
In addition, the sensor member 40 is to detect the flow of the nutrient solution by sensing the electrical resistance, the sensor member 40 and the body 41 and the empty space is formed inside the nutrient solution induction path 42 and And, the nutrient solution detecting sensor 43 is installed in the lower nutrient solution discharge hole 47, the body 41 is coupled to the nutrient solution sensor 43 is made of a transmission line 44 is drawn out to detect the flow of nutrient solution The tip portion of the body 41 is formed with a coupling portion 46 through which the nutrient solution hole 45 into which the nutrient solution flows, and the nutrient solution induction passage 42 is formed in the longitudinal direction of the body 41 to form the nutrient solution hole 45. Passing nutrient solution can continue to flow, the nutrient solution discharge hole 47 is formed in the nutrient solution induction path 42 and the nutrient solution discharge hole 47 is installed while the nutrient solution detecting sensor 43 is exposed, The nutrient solution detecting sensor is two metals of the upper nutrient solution sensor 43-1 and the lower nutrient solution sensor 43-2 The upper nutrient solution sensor 43-1 is installed at the periphery of the nutrient solution discharge hole in a straight line shape, and the lower nutrient solution sensor 43-2 provided to be spaced apart from the nutrient solution discharge hole 47 has a tip at a right angle. The bent end portion is bent and positioned below the upper nutrient solution sensor 43-1, and when the nutrient solution is discharged through the nutrient solution discharge hole, the upper and lower nutrient solution sensors 43-1 and 43-2. The nutrient solution is buried between the) and detects that the nutrient solution flows out to the bottom of the crop tray 30, and transmits a signal to the controller to stop the nutrient solution supply.

본발명을 첨부도면에 의해 상세히 설명하면 다음과 같다. 도 1은 본발명의 양액공급시스템 계통도, 도 2는 본발명의 양액공급시스템 센서부 사진, 도 3은 본발명의 양액공급시스템 센서부 세부사진, 도 4는 본발명의 양액공급시스템의 다른 실시례의 센서부 설치개략도, 도 5는 본발명의 양액공급시스템의 또다른 실시례의 센서부 설치사진, 도 6은 본발명의 양액공급시스템의 또다른 실시례의 센서부 상세사진, 도 7은 본발명의 양액공급시스템의 또다른 실시례의 센서부 설치상태를 뒤집어 본 사진, 도 8은 본발명의 양액공급시스템의 또다른 실시례의 작물트레이 상세사진이다.
The present invention will be described in detail with reference to the accompanying drawings. 1 is a flow diagram of the nutrient solution supply system of the present invention, Figure 2 is a photograph of the nutrient solution supply system sensor of the present invention, Figure 3 is a detailed picture of the nutrient solution supply system sensor of the present invention, Figure 4 is another embodiment of the nutrient solution supply system of the present invention Example installation of the sensor unit, Figure 5 is a photograph of the sensor unit installation of another embodiment of the nutrient solution supply system of the present invention, Figure 6 is a detailed photograph of the sensor unit of another embodiment of the nutrient solution supply system of the present invention, Figure 7 is Photo inverting the installation state of the sensor of another embodiment of the nutrient solution supply system of the present invention, Figure 8 is a detailed picture of the crop tray of another embodiment of the nutrient solution supply system of the present invention.

본발명은 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급한다. 작물트레이에는 암면이나 코코피트 슬래브 등 기존의 수경재배용 배지 1장을 놓고 보통 2~4주의 작물을 재배한다. 그리고 상기 작물트레이(30)에는 센서부재(40)가 설치되되, 작물트레이 하부 배출배관에 설치되어 있어서, 양액이 작물트레이(30) 하부의 배출구멍을 통해 배출배관으로 흘러나오면, 센서부재(40)에서 이를 감지하고, 신호를 제어기에 전송한다.      In the present invention, the nutrient solution supply pump 10 is operated to supply the nutrient solution from the nutrient container 20 to the crop tray 30. Crop trays usually grow two to four weeks of crops with one hydroponic medium such as rock wool or cocopit slab. And the sensor tray 40 is installed in the crop tray 30, is installed in the discharge pipe lower discharge pipe, when the nutrient solution flows into the discharge pipe through the discharge hole in the lower crop tray 30, the sensor member 40 ) Detects this and sends a signal to the controller.

센서부재는 전기저항을 감지하는 센서를 사용하는 것으로, 작물트레이 하부 배출배관 내부에 두 개의 금속봉, 특히 백금 또는 스테인레스 전극봉을 이격되게 꼽아서 설치하는 것으로, 양액이 흘러나오지 않을 때는 전기저항이 무한대로 계측된다. 그리고 양액이 흘러나오게 될 때는 양액속의 물이 반도전체이므로 전기저항이 떨어진 값으로 계측된다.     The sensor member uses a sensor that detects electrical resistance. Two metal rods, especially platinum or stainless steel electrodes, are installed in the discharge pipe underneath the crop tray, and the resistance is infinitely measured when nutrient solution does not flow out. do. When the nutrient solution flows out, the water in the nutrient solution is a semi-conductor, and thus the electrical resistance is measured.

그러므로 상기 센서부재로부터의 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 되는 것이다.     Therefore, the operation of the nutrient solution pump 10 in the controller by the signal from the sensor member.

또한, 상기 센서부재(40)에서 양액이 흘러나오는 것을 감지 한 후, 일정시간이 지난 후 비로소 제어기에서 양액공급펌프(10)의 작동을 멈추게 할 수도 있다. 일정시간은 3~30초 정도로 정한다.
In addition, after detecting the nutrient solution flows out from the sensor member 40, it is possible to stop the operation of the nutrient solution supply pump 10 in the controller only after a certain time. Schedule a time of 3 ~ 30 seconds.

본발명에서 사용되는 상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어진다.     The sensor member 40 used in the present invention is to detect the flow of the nutrient solution by sensing the electrical resistance, the sensor member 40 is the body 41 and the empty space is formed therein, the body 41 A nutrient solution detecting sensor 43 installed in the nutrient solution induction path 42 formed therein, and is inserted into the empty space below the body 41 and coupled with the nutrient solution sensor 43 to the transmission line 44 for detecting the nutrient solution flow. Is done.

구체적으로 기재하면, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성된다. 결합부 외주에는 나사선이 형성되어 상부의 배수관로에 구멍을 뚫고 그 곳에 나사결합되어 연결된다. 곧 센서부재는 통상적으로 배수관로 하부에 수직으로 설치된다.      In detail, the coupling portion 46 through which the nutrient solution hole 45 through which the nutrient solution flows is formed at the front end of the body 41. A screw thread is formed on the outer circumference of the coupling part to make a hole in the upper drainage pipe and screwed there. That is, the sensor member is usually installed vertically in the lower portion of the drainage pipe.

그리고 센서부재는 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 있어서 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있다. 상기 양액유도로(42)에는 양액감지센서(43)가 두 개 하부로 삽입되되 그 선단부만 양액유도로(42)에 노출되어 있어 양액의 흐름을 감지하게 된다. 마지막으로 양액유도로를 통과한 양액은 배수통이나 배수시설로 배수된다. 상기 센서부재의 크기는 지름이 30 ~ 40mm정도로 한다. 그리고 결합부 양액구멍의 지름은 5mm정도로 하며, 양액감지센서의 지름은 4mm정도이며, 양액감지센서의 간격은 10mm정도로 하여 설치한다.      And the sensor member has a nutrient solution induction path 42 is formed in the longitudinal direction of the body 41, the nutrient solution that has passed through the nutrient solution hole 45 can continue to flow. The nutrient solution induction path 42 is inserted into the lower two nutrient solution detection sensor 43, only the tip portion thereof is exposed to the nutrient solution induction path 42 to detect the flow of nutrient solution. Finally, the nutrient solution that has passed through the nutrient solution inlet is drained to a drain or drainage system. The sensor member has a size of about 30 to 40 mm in diameter. The diameter of the coupling nutrient solution hole is about 5mm, the nutrient solution sensor is about 4mm, and the nutrient solution sensor is about 10mm.

한편, 양액유도로는 상부에서 하부로 갈수록 구배가 져 있어서, 설치여건에 따라 상기 센서부재를 지면과 수평으로 설치하더라도 구배에 의하여 양액이 양액유도로에 고이지 않고 하부로 흘러내릴 수 있게 구성될 수 있다.     On the other hand, the nutrient solution flow path has a gradient from the top to the bottom, even if the sensor member is installed horizontally with the ground depending on the installation conditions can be configured to allow the nutrient solution to flow down to the nutrient solution induction by the gradient. have.

상기에서 본발명에서 사용되는 양액공급펌프, 제어기 등은 시중에서 일반적으로 팔리고 있는 제품을 사용하면 되며, 상기의 센서와 양액공급펌프와 제어기 사이의 전자회로는 일반적으로 전기전자 서적 등에 널리 알려진 센서에 의한 펌프의 온오프 제어회로를 사용하면 되는 것으로, 그에 대한 자세한 기술은 생략한다.
The nutrient solution supply pump, controller and the like used in the present invention may be a commercially available product, and the electronic circuit between the sensor and the nutrient supply pump and the controller is generally used for a sensor widely known in electric and electronic books. The on-off control circuit of the pump may be used, and detailed description thereof will be omitted.

한편, 본발명의 다른 실시례의 센서부재를 이용할 수 있으며 이를 기재하면, 상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어진다.     On the other hand, it is possible to use a sensor member of another embodiment of the present invention, and if it is described, the sensor member 40 to detect the flow of nutrient solution by sensing the electrical resistance, the sensor member 40 is an empty space therein The body 41 is formed, the nutrient solution detecting sensor 43 is installed in the nutrient solution induction path 42 formed in the body 41, and the nutrient solution detecting sensor 43 is inserted into the empty space below the body 41 It is composed of a transmission line 44 is coupled to the nutrient solution flow.

상기 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42)에는 양액감지센서(43)가 두 개가 노출되어 설치되어 있다.A coupling part 46 through which the nutrient solution hole 45 through which the nutrient solution flows is formed at the front end of the body 41, and the nutrient solution induction path 42 is formed in the longitudinal direction of the body 41 to form the nutrient solution hole 45. Passing nutrient solution can continue to flow, the nutrient solution induction path 42 is provided with two nutrient solution detection sensors 43 are exposed.

상기 양액감지센서(43)는 상부 양액감지센서(43-1)와 하부양액감지센서(43-2)로 이루어져서, 상기 상부 양액감지센서(43-1)는 양액유도로를 가로질러 설치되되, 가운데 부분인 접촉부(4)가 상기 양액이 흘러가는 아래 방향으로 향하여 구부러져 있으며, 하부양액감지센서(43-2)는 양액유도로를 가로질러 설치되되, 직선으로 설치되어 있으므로, 상부 양액감지센서(43-1)의 접촉부(4)와 하부양액감지센서(43-2) 사이에 양액이 존재할 경우 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하게 된다.
The nutrient solution sensor 43 is composed of an upper nutrient sensor 43-1 and a lower nutrient sensor 43-2, the upper nutrient sensor 43-1 is installed across the nutrient solution induction, The contact portion 4, which is the center portion, is bent toward the downward direction in which the nutrient solution flows, and the lower nutrient solution sensor 43-2 is installed across the nutrient solution induction route, and is installed in a straight line, so that the upper nutrient solution sensor ( When the nutrient solution exists between the contact portion 4 of the 43-1) and the lower nutrient sensor 43-2, it detects that the nutrient solution flows out to the bottom of the crop tray 30, and transmits a signal to the controller.

한편, 본발명의 또다른 실시례로서, 상기 센서부재(40)는 내부에 빈공간이 형성되며 양액유도로(42)가 형성되는 몸체(41)와, 상기 몸체(41) 하부 양액배출구멍(47)에 설치되는 양액감지센서(43)와, 상기 양액감지센서(43)와 결합되며 외부로 인출되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있게 된다. 그리고 상기 양액유도로(42) 하부에는 양액배출구멍(46)이 형성되며 상기 양액배출구멍 하부에는 양액감지센서(43)가 설치된다. On the other hand, as another embodiment of the present invention, the sensor member 40 is a body 41, the empty space is formed inside the nutrient solution induction path 42 and the nutrient solution discharge hole (the lower portion of the body 41) ( The nutrient solution detecting sensor 43 is installed in the 47, and the nutrient solution detecting sensor 43 is coupled with the nutrient solution sensor 43 is drawn out to the outside to detect the flow of nutrient solution flow, the nutrient solution flows to the front end of the body 41 A coupling portion 46 through which the incoming nutrient solution holes 45 are formed is formed, and a nutrient solution induction path 42 is formed in the longitudinal direction of the body 41 so that the nutrient solution passed through the nutrient solution holes 45 can continue to flow. A nutrient solution discharge hole 46 is formed below the nutrient solution induction path 42, and a nutrient solution detection sensor 43 is installed below the nutrient solution discharge hole.

곧, 상기 양액감지센서는 상부 양액감지센서 및 하부 양액감지센서의 두 개의 금속봉으로 이루어지는 것으로, 상부 양액감지센서는 직선형상으로 양액배출구멍 주연부에 설치되며, 상기 양액배출구멍에서 이격되어 설치된 하부 양액감지센서는 선단부가 직각으로 절곡되고, 상기 절곡된 선단부는 상기 상부 양액감지센서의 하부에 위치하게 된다.That is, the nutrient solution sensor is composed of two metal rods of the upper nutrient sensor and the lower nutrient sensor, the upper nutrient sensor is installed in the periphery of the nutrient solution discharge hole in a linear shape, the lower nutrient solution installed spaced apart from the nutrient solution discharge hole The front end portion is bent at a right angle to the sensor, and the bent end portion is positioned below the upper nutrient solution sensor.

그러므로 양액이 양액배출구멍을 통해 배출될 경우, 상부 양액감지센서의 직선부 선단과, 하부 양액감지센서의 90°로 절곡된 선단부 사이에 양액이 묻게 되어, 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하게 되어 양액공급을 중단하게 되는 것이다.Therefore, when the nutrient solution is discharged through the nutrient solution discharge hole, the nutrient solution is buried between the front end of the upper nutrient sensor and the tip bent at 90 ° of the lower nutrient sensor, the nutrient solution flows down the crop tray 30 It detects that it comes out and transmits a signal to the controller to stop the nutrient supply.

한편, 본발명 양액감지센서의 상기 몸체 결합부(46)에는 나사부가 형성된 캡(48)이 형성되며 상기 결합부(46)와 캡(48) 사이에 작물트래이 하부판을 게재한 후, 결합부와 캡에 형성된 나사부를 상호 조여서 설치를 완료한다.    On the other hand, the body coupling portion 46 of the nutrient solution sensor according to the present invention is formed with a cap 48 is formed with a threaded portion between the coupling portion 46 and the cap 48 after placing the crop tray lower plate, the coupling portion and Tighten the screws formed on the cap to complete the installation.

한편, 상기 양액감지센서(43)와 결합되며 외부로 인출되어 양액흐름을 감지하는 전송선(44)은 몸체의 중간부위에 구멍을 뚫고 인출하며, 도 5에 도시된 바와 같이, 인출된 주위에는 기밀을 위해 테이퍼를 감아둔다.On the other hand, the transmission line 44 coupled to the nutrient solution sensor 43 and drawn out to detect the nutrient solution flow is punctured and withdrawn in the middle of the body, as shown in FIG. Tape the tape for

따라서 본발명은 작물에 필요한 만큼의 양액을 공급함으로써, 양액의 과소비를 줄여 경비를 절감하며, 또한 환경오염을 방지하는 현저한 효과가 있다.     Therefore, the present invention by supplying as much nutrient solution to the crop, reducing the over-consumption of nutrient solution has a remarkable effect of preventing the environmental pollution.

10 : 양액공급펌프 20 : 양액통
30 : 작물트레이 40 : 센서부재
41 : 몸체 42 : 양액유도로
43 : 양액감지센서 43-1 : 상부양액감지센서
43-2 : 하부양액감지센서 4 : 접촉부
44 : 전송선 45 : 양액구멍
46 : 결합부 47 : 양액배출구멍
48 : 캡10: nutrient solution supply pump 20: nutrient solution container
30: crop tray 40: sensor member
41: body 42: nutrient solution induction
43: nutrient solution sensor 43-1: upper nutrient sensor
43-2: lower nutrient sensor 4: contact portion
44 transmission line 45 nutrient solution hole
46: coupling portion 47: nutrient solution discharge hole
48: cap

Claims (5)

삭제delete 삭제delete 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급하고, 상기 작물트레이(30)에는 센서부재(40)가 설치되어 있어서, 양액이 작물트레이(30) 하부로 흘러나오면, 센서부재(40)에서 이를 감지하고, 신호를 제어기에 전송하며, 상기 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 하여 자동으로 양액 공급이 멈추게 되되, 상기 센서부재(40)에서 양액이 흘러나오는 것을 감지 한 후, 일정시간이 지난 후 제어기에서 양액공급펌프(10)의 작동을 멈추게 하는 양액공급시스템에 있어서,
상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42)에는 양액감지센서(43)가 두 개 하부로 삽입되되 그 선단부만 양액유도로(42)에 노출되어 양액의 흐름을 감지하는 것을 특징으로 하는 양액공급시스템The nutrient solution supply pump 10 is operated to supply nutrient solution from the nutrient container 20 to the crop tray 30, and the crop tray 30 is provided with a sensor member 40, so that the nutrient solution is the crop tray 30. When it flows down, the sensor member 40 detects this, transmits a signal to the controller, and stops the operation of the nutrient solution supply pump 10 in the controller by the signal to stop the nutrient supply automatically, the sensor member In the nutrient solution supply system for stopping the operation of the nutrient solution supply pump 10 in the controller after a certain time after detecting the flow of nutrient solution at 40,
The sensor member 40 is to detect the flow of nutrient solution by sensing the electrical resistance, the sensor member 40 is the body 41 and the nutrient solution induction formed in the body 41, the empty space therein The nutrient solution detecting sensor 43 is installed in the 42 and inserted into the empty space below the body 41 is coupled to the nutrient solution sensor 43 is composed of a transmission line 44 for detecting the flow of nutrient solution, the body ( 41, a coupling portion 46 through which the nutrient solution hole 45 into which the nutrient solution flows is formed, and a nutrient solution induction passage 42 is formed in the longitudinal direction of the body 41, and the nutrient solution passed through the nutrient solution hole 45. This can continue to flow, the nutrient solution induction path 42, the nutrient solution detection sensor 43 is inserted into the lower two, only the tip portion is exposed to the nutrient solution induction path 42, characterized in that to detect the flow of nutrient solution Nutrient Supply System 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급하고, 상기 작물트레이(30)에는 센서부재(40)가 설치되어 있어서, 양액이 작물트레이(30) 하부로 흘러나오면, 센서부재(40)에서 이를 감지하고, 신호를 제어기에 전송하며, 상기 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 하여 자동으로 양액 공급이 멈추게 되되, 상기 센서부재(40)에서 양액이 흘러나오는 것을 감지 한 후, 일정시간이 지난 후 제어기에서 양액공급펌프(10)의 작동을 멈추게 하는 양액공급시스템에 있어서,
상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되는 몸체(41)와, 상기 몸체(41)에 형성된 양액유도로(42)에 설치되는 양액감지센서(43)와, 상기 몸체(41) 하부의 빈공간으로 삽입되어 양액감지센서(43)와 결합되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42)에는 양액감지센서(43)가 두 개가 노출되어 설치되어 있되, 양액감지센서(43)는 상부 양액감지센서(43-1)와 하부양액감지센서(43-2)로 이루어져서, 상기 상부 양액감지센서(43-1)는 양액유도로를 가로질러 설치되되, 가운데 부분인 접촉부(4)가 상기 양액이 흘러가는 아래 방향으로 향하여 구부러져 있으며, 하부양액감지센서(43-2)는 양액유도로를 가로질러 설치되되, 직선으로 설치되어 있으므로, 상부 양액감지센서(43-1)의 접촉부(4)와 하부양액감지센서(43-2) 사이에 양액이 존재할 경우 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하는 것을 특징으로 하는 양액공급시스템The nutrient solution supply pump 10 is operated to supply nutrient solution from the nutrient container 20 to the crop tray 30, and the crop tray 30 is provided with a sensor member 40, so that the nutrient solution is the crop tray 30. When it flows down, the sensor member 40 detects this, transmits a signal to the controller, and stops the operation of the nutrient solution supply pump 10 in the controller by the signal to stop the nutrient supply automatically, the sensor member In the nutrient solution supply system for stopping the operation of the nutrient solution supply pump 10 in the controller after a certain time after detecting the flow of nutrient solution at 40,
The sensor member 40 is to detect the flow of nutrient solution by sensing the electrical resistance, the sensor member 40 is the body 41 and the nutrient solution induction formed in the body 41, the empty space therein The nutrient solution detecting sensor 43 is installed in the 42 and inserted into the empty space below the body 41 is coupled to the nutrient solution sensor 43 is composed of a transmission line 44 for detecting the flow of nutrient solution, the body ( 41, a coupling portion 46 through which the nutrient solution hole 45 into which the nutrient solution flows is formed, and a nutrient solution induction passage 42 is formed in the longitudinal direction of the body 41, and the nutrient solution passed through the nutrient solution hole 45. This can continue to flow, the nutrient solution induction path 42 is provided with two nutrient solution detection sensors 43 are exposed, the nutrient solution sensor 43 is the upper nutrient sensor 43-1 and the lower nutrient solution Consists of a sensor 43-2, the upper nutrient solution sensor 43-1 is installed across the nutrient solution induction, gown The contact portion 4, which is a part, is bent toward the downward direction in which the nutrient solution flows, and the lower nutrient solution sensor 43-2 is installed across the nutrient solution induction path, but is installed in a straight line, so that the upper nutrient solution sensor 43 When the nutrient solution is present between the contact portion (4) of the -1) and the lower nutrient sensor 43-2, it detects that the nutrient solution flows out below the crop tray 30, and transmits a signal to the controller Supply system 양액공급펌프(10)가 작동되어 양액통(20)에서 작물트레이(30)로 양액을 공급하고, 상기 작물트레이(30)에는 센서부재(40)가 설치되어 있어서, 양액이 작물트레이(30) 하부로 흘러나오면, 센서부재(40)에서 이를 감지하고, 신호를 제어기에 전송하며, 상기 신호에 의해 제어기에서 양액공급펌프(10)의 작동을 멈추게 하여 자동으로 양액 공급이 멈추게 되되, 상기 센서부재(40)에서 양액이 흘러나오는 것을 감지 한 후, 일정시간이 지난 후 제어기에서 양액공급펌프(10)의 작동을 멈추게 하는 양액공급시스템에 있어서,
상기 센서부재(40)는 전기저항을 감지하여 양액의 흐름을 감지하는 것으로, 상기 센서부재(40)는 내부에 빈공간이 형성되며 양액유도로(42)가 형성되는 몸체(41)와, 상기 몸체(41) 하부 양액배출구멍(47)에 설치되는 양액감지센서(43)와, 상기 양액감지센서(43)와 결합되며 외부로 인출되어 양액흐름을 감지하는 전송선(44)으로 이루어지되, 몸체(41)의 선단부에는 양액이 흘러들어오는 양액구멍(45)이 뚫린 결합부(46)가 형성되고, 몸체(41) 길이방향으로 양액유도로(42)가 형성되어 양액구멍(45)을 통과한 양액이 계속 흘러갈 수 있으며, 상기 양액유도로(42) 하부에는 양액배출구멍(47)이 형성되며 상기 양액배출구멍(47) 하부에는 양액감지센서(43)가 노출된 채로 설치되되, 상기 양액감지센서는 상부 양액감지센서(43-1) 및 하부 양액감지센서(43-2)의 두 개의 금속봉으로 이루어지는 것으로, 상부양액감지센서(43-1)는 직선형상으로 양액배출구멍 주연부에 설치되며, 상기 양액배출구멍(47)에서 이격되어 설치된 하부 양액감지센서(43-2)는 선단부가 직각으로 절곡되고, 상기 절곡된 선단부는 상기 상부 양액감지센서(43-1)의 하부에 위치하게 되어, 양액이 양액배출구멍을 통해 배출될 경우, 상, 하부양액감지센서(43-1, 43-2) 사이에 양액이 묻게 되어 양액이 작물트레이(30) 하부로 흘러나오는 것으로 감지하며, 신호를 제어기에 전송하여 양액공급을 중지하게 하는 것을 특징으로 하는 양액공급시스템The nutrient solution supply pump 10 is operated to supply nutrient solution from the nutrient container 20 to the crop tray 30, and the crop tray 30 is provided with a sensor member 40, so that the nutrient solution is the crop tray 30. When it flows down, the sensor member 40 detects this, transmits a signal to the controller, and stops the operation of the nutrient solution supply pump 10 in the controller by the signal to stop the nutrient supply automatically, the sensor member In the nutrient solution supply system for stopping the operation of the nutrient solution supply pump 10 in the controller after a certain time after detecting the flow of nutrient solution at 40,
The sensor member 40 is to detect the flow of the nutrient solution by sensing the electrical resistance, the sensor member 40 is a body 41 is formed empty space therein and the nutrient solution induction 42 is formed, and Body 41 consists of a nutrient solution detecting sensor 43 is installed in the lower nutrient solution discharge hole 47, the transmission line 44 is coupled to the nutrient solution sensor 43 and drawn out to detect the flow of nutrient solution, A coupling portion 46 through which the nutrient solution holes 45 through which the nutrient solution flows is formed at the tip portion of the 41, and a nutrient solution induction passage 42 is formed in the longitudinal direction of the body 41 to pass through the nutrient solution holes 45. The nutrient solution may continue to flow, and the nutrient solution discharge hole 47 is formed in the nutrient solution induction path 42, and the nutrient solution detecting sensor 43 is installed at the bottom of the nutrient solution discharge hole 47. The detection sensor is composed of two metal rods, an upper nutrient sensor 43-1 and a lower nutrient sensor 43-2. The upper nutrient solution sensor 43-1 is installed at the periphery of the nutrient solution discharge hole in a straight line shape, and the lower nutrient solution sensor 43-2 provided to be spaced apart from the nutrient solution discharge hole 47 is bent at a right angle. The bent end is positioned below the upper nutrient solution sensor 43-1, and when the nutrient solution is discharged through the nutrient solution discharge hole, the upper and lower nutrient solution sensors 43-1 and 43-2. The nutrient solution is buried between the nutrient solution is detected as flowing out of the crop tray 30, and the nutrient solution supply system characterized in that to stop the nutrient solution supply by sending a signal to the controller
KR1020120048938A 2011-09-28 2012-05-09 nutrient solution supply system KR101179866B1 (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101872339B1 (en) * 2016-12-27 2018-06-28 광주보건대학산학협력단 Multilayer flowerpot
KR20230016106A (en) 2021-07-23 2023-02-01 주식회사 농업회사법인 밀온바이오 Smart Nutrient Solution Supply Management Control System

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KR100902492B1 (en) * 2007-08-14 2009-06-10 경북대학교 산학협력단 Hydroponic Recyclic System Using the Visible Light-reactive Titanium Oxide Photocatalyst for Sterilization and Purification of Nutrient Solution
JP2010115129A (en) 2008-11-12 2010-05-27 Tetsuo Sasano Method and device for tank farming

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Publication number Priority date Publication date Assignee Title
KR100902492B1 (en) * 2007-08-14 2009-06-10 경북대학교 산학협력단 Hydroponic Recyclic System Using the Visible Light-reactive Titanium Oxide Photocatalyst for Sterilization and Purification of Nutrient Solution
JP2010115129A (en) 2008-11-12 2010-05-27 Tetsuo Sasano Method and device for tank farming

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101872339B1 (en) * 2016-12-27 2018-06-28 광주보건대학산학협력단 Multilayer flowerpot
KR20230016106A (en) 2021-07-23 2023-02-01 주식회사 농업회사법인 밀온바이오 Smart Nutrient Solution Supply Management Control System

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