KR101591915B1 - Automatic supplying apparatus for nutrient solution - Google Patents

Abstract

The present invention provides an automatic nourishing device for supplying a nutrient solution in which raw water and a fertilizer solution are mixed, the sensor being provided in a nutrient solution discharge pipe for discharging the nutrient solution to the outside to measure a physical property of the nutrient solution; A converter for converting the physical property of the nutrient solution measured by the sensor into a signal; A sub screen directly connected to the converter to display the property of the nutrient solution; And a main screen for displaying physical properties of the nutrient solution separated from the sub screen and transferred from the converter.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to an automatic feeding apparatus,

The present invention relates to a nutrient solution automatic feeding device, and more particularly, to a nutrient solution automatic feeding device capable of precisely controlling the total ion concentration and pH of a nutrient solution and facilitating maintenance and repair of the device.

The present invention relates to a nutrient solution automatic feeding device used for nutrient solution cultivation for growing plants and the like by using a nutrient solution. The nutrient solution cultivation is to grow a cultivar containing nutrients necessary for the growth of crops (hereinafter abbreviated as "nutrient solution") without using soil, and cultivating crops anywhere, regardless of the soil, It is widely used because it is capable of cultivating crops with high productivity and high quality compared to general land cultivation.

In such a nutrient solution cultivation, a nutrient automatic feeding device is used which automatically feeds the nutrient solution prepared by mixing the raw water alone or the raw water and the fertilizer solution in an appropriate ratio.

The automatic nutrient supply system can be largely classified into a mixed tank type automatic nutrient supply system and a direct injection type nutrient solution automatic supply system depending on the supply method of the fertilizer solution. In the mixed tank type nutrient solution automatic feeding system, the mixed nutrient solution is supplied to the crop by mixing the fertilizer solution and the raw water at a certain ratio in the mixing tank. The automatic direct nutritive nutrient solution feeding device feeds the appropriate amount of fertilizer solution Is fed directly to the crop to be mixed in the tube during transportation.

On the other hand, if the total ion concentration (EC) and pH (pH) of the nutrient solution are not precisely supplied to the nutrient solution in an excessive amount, the nutrient solution can not be cultivated due to the failure of the nutrient solution cultivation. Care should be given to management. Therefore, in order to precisely control the total ion concentration and acidity of the nutrient solution, the automatic nutrient solution supply apparatus is expensive. Therefore, in order to increase the service life of the nutrient solution automatic feeding apparatus, Research is being carried out in the direction to facilitate the operation.

An object of the present invention is to provide a nutrient solution automatic feeding device capable of precisely checking physical properties of nutrient solution to prevent errors and to easily control the nutrient solution.

It is another object of the present invention to provide an automatic nourishing device for a nutrient solution which is capable of reversibly detaching and attaching a screen with relatively frequent maintenance and repair.

According to an aspect of the present invention, there is provided an automatic nutrient solution supply apparatus for supplying a nutrient solution containing raw water and a fertilizer solution, wherein the automatic nutrient solution supply apparatus includes a nutrient solution discharge pipe for discharging the nutrient solution to the outside A sensor for measuring a physical property of the nutrient solution; A converter for converting the physical property of the nutrient solution measured by the sensor into a signal; A sub screen directly connected to the converter to display the property of the nutrient solution; And a main screen for displaying physical properties of the nutrient solution separated from the sub screen and transferred from the converter.

The nutrient solution automatic feeding device may include a frame for receiving the main screen and a body portion for supporting the frame at a lower portion of the frame.

Here, the frame may include a power button and an emergency button adjacent to the main screen. In addition, the power button and the emergency button may be provided so as to protrude outside the frame, and the frame may further include a guide unit disposed to surround the power button and the emergency button.

The main screen may be mounted in the frame so as to be removably attachable and detachable. The frame may have a space corresponding to the size of the main screen, and the frame may be fastened to the main screen by bolting. Also, the frame may have a fastening member to be fastened to the main screen, and the fastening member may be provided in a foldable manner so as to be reciprocally movable from the inside of the frame to the space.

The main screen and the sub-screen may display the physical properties of the nutrient solution, but use different display devices. The main screen may include a touch screen.

The physical properties of the nutrient solution may include the total ionic concentration (EC) and acidity (pH) of the nutrient solution. Here, the main screen and the sub-screen display EC and pH of the nutrient solution, respectively, and cross-check each other to check EC and pH errors of the nutrient solution.

The automatic nutrient solution supply device may further include a portable sensor capable of measuring the physical properties of the nutrient solution, and a kit box containing one or more tools for detachably attaching the main screen to the frame.

As described above, according to the present invention, it is possible to provide an automatic nutrient solution supply device capable of precisely checking physical properties of a nutrient solution to prevent errors and to easily control the nutrient solution.

In addition, according to the present invention, it is possible to provide an automatic nourishing device for a nutrient solution, which is capable of reversibly detaching and attaching a screen with relatively frequent maintenance and repair.

1 is a perspective view schematically showing an automatic nutrient solution supply apparatus according to an embodiment of the present invention.
2 is a view showing a piping of an automatic nutrient solution supply device according to an embodiment of the present invention.
3 is a view showing a main screen and a frame of FIG.
4 is a view showing a frame equipped with a main screen according to another embodiment of the present invention.
5 is a cross-sectional view according to II in Fig.

The details of other embodiments are included in the detailed description and drawings.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and the manner of achieving them, will be apparent from and elucidated with reference to the embodiments described hereinafter in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments described below, but may be embodied in various forms. In the following description, it is assumed that a part is connected to another part, But also includes a case in which other media are connected to each other in the middle. In the drawings, parts not relating to the present invention are omitted for clarity of description, and like parts are denoted by the same reference numerals throughout the specification.

Hereinafter, the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a perspective view schematically showing an automatic nourishing device for a nutrient solution according to an embodiment of the present invention, and FIG. 2 is a view showing a pipe of an automatic nutrient solution supply device according to an embodiment of the present invention.

The automatic nutrient solution supply device 100 according to an embodiment of the present invention is a device for supplying a nutrient solution containing raw water and a fertilizer solution mixed therein and is provided in a nutrient solution discharge pipe for discharging the nutrient solution to the outside, (60); A converter 110 for converting the physical property of the nutrient solution measured by the sensor 60 into a signal; A sub screen (120) directly connected to the converter (110) to display the properties of the nutrient solution; And a main screen 150 for displaying physical properties of the nutrient solution separated from the sub screen 120 and transferred from the converter 110.

The automatic nutrient solution supply device 110 is an apparatus used for cultivating crops using a nutrient solution, and is a device that controls the physical properties of the nutrient solution and automatically supplies the nutrient solution having the controlled physical property to the crop. Here, the nutrient solution may be prepared by mixing the raw water and the fertilizer solution, and the physical properties of the nutrient solution measured by the sensor 60 are displayed on the subscreen 120 and the main screen 150 through the converter 110, respectively .

The nutrient solution may be prepared by mixing the raw water and the fertilizer solution. The process of discharging the element and the fertilizer solution in a nutrient solution will be schematically described as follows. 2, the raw water tank 10 and the fertilizer tank 20 are provided with raw water and liquid fertilizer liquids, respectively, and the raw water and the fertilizer liquid can be mixed in the mixing tank 30. A raw water inlet pump 51 is installed at the front end of the raw water tank 10 and a water supply inlet pump 53 is connected to a rear end of the raw water tank 10 to transmit the raw water to the mixing tincture 30. [ May be provided. The raw water introduced by the raw water intake pump 51 may be introduced into the raw water tank 10 through the first filter 52 and the impurities removed. A hydro valve 54 is provided between the water supply pump 53 and the mixing tank 30 to control the amount of raw water to be delivered to the mixing tank 30.

The fertilizer liquid tank 20 may include at least one fertilizer liquid tank 20, and the fertilizer liquid tank 20 may be provided with a fertilizer liquid having a different kind or concentration, respectively, so as to control the concentration and the like of the nutrient solution. The fertilizer solution tank 55 may be provided with a second filter 55 at the outlet side where the fertilizer solution is discharged from the fertilizer tank 20. The fertilizer solution that has passed through the second filter 55 may be supplied to the venturi / And may be introduced into the mixing tank 30.

In the mixing tank 30, the raw water and the fertilizer solution may be mixed to produce a nutrient solution. The nutrient solution is passed through the third filter 57, and twelve electromagnetic valves 40 composed of the first to twelfth zones . A pump 58, a pressure gauge 59 and a sensor 60 for sensing the physical properties of the nutrient solution may be provided between the third filter 57 and the solenoid valve 40. In this embodiment, the sensor 60 is for measuring the physical properties of the discharged nutrient solution, and may be provided in a portion where the nutrient solution of the nutrient solution can be identified in a state of being provided with the crop, and is not limited thereto.

The automatic nutrient solution supply apparatus 100 includes a main screen 150 for displaying physical properties measured through the sensor 60 together with set physical properties of the nutrient solution and a sub screen 120 for displaying the measured physical properties can do. The main screen 150 and the sub-screen 120 may display the physical properties of the nutrient solution, but use different display devices. For example, the main screen 150 may include a touch screen.

The property values of the nutrient solution may include a total ionic concentration (EC) and an acidity (pH) of the nutrient solution, and the main screen 150 and the subscreen 120 display EC and pH of the nutrient solution, It is possible to check the EC and pH errors of the nutrient solution. The sub screen 120 directly receives and displays the measured EC and pH of the nutrient solution delivered through the converter 110 and the main screen 150 displays the measured EC and nutrient solution transferred from the converter 110 At the same time as the pH is being displayed, the operator can simultaneously use the touch screen to display the set EC and pH of the nutrient solution. The main screen 150 can cross-check the measured EC and pH of the nutrient solution together with the set EC and pH and determine the measured EC and pH of the nutrient solution respectively displayed on the main screen 150 and the sub- You can check the error by cross-checking. That is, the main screen 150 or the sub-screen 120 may incorrectly display the measured EC and pH of the nutrient solution due to a malfunction of the display device. At this time, the occupant can immediately check the cross- have.

The automatic nutrient solution supply device 100 includes a portable sensor capable of measuring the physical properties of the nutrient solution and a kit box 170 containing one or more tools for detachably attaching the main screen 150 from the frame 140 . The physical properties of the nutrient solution may be varied depending on environmental conditions, crop conditions, etc. At this time, the physical properties of the nutrient solution may be measured through the portable sensor, Which can be confirmed by comparison with the physical properties of the nutrient solution. At this time, by providing the kit box 170 with a portable sensor that can confirm the physical properties of the nutrient solution, the portable sensor can be easily stored and the maintenance and repair of the nutrient solution automatic feeding device 100 can be easily performed. The main screen 150 may be detachably attached to the frame 140. The kit box 170 may receive one or more tools for detachably attaching the main screen 150. [ This will be described in detail below.

The automatic nutrient solution supply apparatus 100 may include a frame 140 for receiving the main screen 150 and a body 130 for supporting the frame 140 under the frame 140 . The body part 130 may include a converter 110 and a sub-screen 120. The main screen 150 may be mounted in the frame 120 to be detachably attached thereto.

3 is a view showing a main screen and a frame of FIG.

Referring to FIG. 3, the frame 140 may have a space 141 corresponding to the size of the main screen 150. The main screen 150 is mounted in the space 141 of the frame 140 and then the frame 140 is fastened to the main screen 150 by the bolting 60. For example, the frame 140 is provided with a fastening member 142 fastened to the main screen 150, and the fastening member 142 is provided in a folded manner so that the space 140 As shown in FIG. For example, the rear surface of the main screen 150 may be fastened by the fastening tool 142 and the bolt 60.

The main screen 150 may control the automatic nutrition supply device by a touch screen method. The main screen 150 may be relatively frequently maintained and maintained as compared with other parts. At this time, the main screen 150 according to the present embodiment can be reversibly detached from the frame 140, so that the main screen 150 can be easily managed. In addition, since only the main screen 150 can be replaced in the nutrient solution automatic feeding apparatus, when the main screen 150 is in trouble, the main screen 150 can be replaced individually, The service life can be increased.

In addition, the frame 140 may be provided with a fastener 142 to fasten it to the main screen 150, and the fastener 142 may be slidably moved. The fastening member 142 may be moved to the rear surface of the frame 140 or may be reciprocated so as to protrude toward the space 141. That is, when the main screen 150 is detached from the frame 140 and then the coupling tool 142 is moved to the rear surface of the frame 140, It is possible to easily perform maintenance and repair on the frame 140 side.

The frame 140 may include a power button 161 and an emergency button 162 provided adjacent to the main screen 150. Since the power button 161 and the emergency button 162 are provided adjacent to the main screen 150 when the operator senses a trouble through the main screen 150, Immediate action such as stopping the operation can be taken to prevent the problem from spreading.

Hereinafter, another embodiment of the present invention will be described with reference to Figs. 4 and 5. Fig. Except for the contents to be described later, the contents similar to those described in the embodiments described in Figs. 1 to 3 will be omitted.

FIG. 4 is a view showing a frame equipped with a main screen according to another embodiment of the present invention, and FIG. 5 is a sectional view taken along line I-I of FIG.

4 and 5, a main screen 150 for displaying the properties of the nutrient solution may be mounted on the frame 140, and the frame 140 may be provided adjacent to the main screen 150 A power button 161 and an emergency button 162 may be provided. The power button 161 and the emergency button 162 are provided adjacent to the main screen 150 so that when the alarm is initiated on the main screen 150, The automatic nourishing device for the nutrient solution can be stopped.

The power button 161 and the emergency button 162 may protrude outside the frame 140. The frame 140 may further include a guide unit 160 disposed to surround the power button 161 and the emergency button 162. For example, the guide part 160a provided on the power button 161 and the guide part 160b provided on the emergency button 162 are provided so as to surround the power button 161 and the emergency button 162, respectively And protrude outside the frame 140. At this time, the guide portion 160 may protrude higher than the surrounding power button 161 and the emergency button 162, respectively. That is, when the power button 161 and the emergency button 162 are pressed, the guide unit 160 is temporarily blocked by the guide unit 160, and then is passed through the guide unit 160, It is possible to prevent the automatic nutrient solution supply device from being started or stopped.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the foregoing detailed description, and all changes or modifications derived from the meaning and scope of the claims and the equivalents thereof are included in the scope of the present invention Should be interpreted.

100: Automatic nutrient supply device 110: Converter
120: Sub-screen 130: Body part
140: frame 150: main screen
160: guide part 161: power button
162: emergency button 170: kit box

Claims (12)

In a nutrient solution automatic feeding device for feeding a nutrient solution containing raw water and a fertilizer solution,
A sensor provided in the nutrient solution discharge pipe for discharging the nutrient solution to the outside to measure the physical property of the nutrient solution;
A converter for converting the physical property of the nutrient solution measured by the sensor into a signal;
A sub-screen directly connected to the converter to display the measured physical properties of the nutrient solution; And
And a main screen for simultaneously displaying the measured physical property values of the nutrient solution separated from the sub screen and transferred from the converter and the set physical property values of the nutrient solution,
And an error of the display device is checked by cross-checking the measured physical properties of the nutrient solution displayed on the main screen and the sub-screen, respectively. The method according to claim 1,
Wherein the nutrient solution automatic feeding device includes a frame for receiving the main screen and a body for supporting the frame at a lower portion of the frame. 3. The method of claim 2,
Wherein the frame includes a power button and an emergency button provided adjacent to the main screen. The method of claim 3,
Wherein the power button and the emergency button are provided so as to protrude to the outside of the frame, and the frame further includes a guide portion provided to surround the power button and the emergency button. 3. The method of claim 2,
Wherein the main screen is housed in the frame and is mounted reversibly detachably. 6. The method of claim 5,
Wherein the frame has a space corresponding to the size of the main screen, and the frame is fastened to the main screen by bolting. The method according to claim 6,
Wherein the frame is provided with a fastener for fastening with the main screen, wherein the fastener is foldably provided so as to reciprocate from the inside of the frame to the space. The method according to claim 1,
Wherein the main screen and the sub-screen display the physical properties of the nutrient solution, but use different display devices. 9. The method of claim 8,
Wherein the main screen comprises a touch screen. 10. The method of claim 9,
Wherein the physical properties of the nutrient solution include a total ionic concentration (EC) and an acidity (pH) of the nutrient solution. 11. The method of claim 10,
Wherein the main screen and the sub screen each display an EC and a pH of the nutrient solution and crosscheck each other to check errors of EC and pH of the nutrient solution. 3. The method of claim 2,
The automatic nutrient solution supply device further comprises a portable sensor capable of measuring the physical properties of the nutrient solution and a kit box containing one or more tools for detachably attaching the main screen to the frame.

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