KR101838090B1 - Storage tank for culture medium and moisture content measurement apparatus by using the storage tank - Google Patents

Abstract

The present invention relates to a liquid storage tank and an apparatus for measuring the water content of the medium using the same. The drainage storage tank includes: a body capable of storing drainage; A first diaphragm configured to connect the side walls of the main body to each other to cross the inside of the main body, the first diaphragm having a first height from a bottom surface of the main body; A second diaphragm formed between the first diaphragm and the side wall of the main body and spaced apart from the bottom of the main body by a second height; A sensor mounted on the bottom surface of the main body and mounted between the side walls of the main body facing the second partition and the second partition; And a drain port formed on a bottom surface of the main body, the drain port being formed between the first partition and the side wall of the main body; Wherein the first height of the first partition is lower than the height of the side wall of the main body and higher than the second height of the spacing space of the lower portion of the second partition, And is discharged to the drain outlet through the space in the lower part of the partition and the upper space of the second partition. In the drainage storage water tank according to the present invention, the two partition walls are respectively provided on the upper and lower portions of the main body so that the space with the sensor portion is always locked in the drain, so that the sensors are not exposed to the air, Can be realized.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a liquid storage tank,

The present invention relates to a drainage storage tank and a device for measuring the medium water content using the same. More specifically, it is possible to maintain the state in which the sensor is always kept in drainage, And to provide an accurate measurement of real time by preventing exposure of the liquid to the liquid.

Korean Patent No. 10-0988273 relates to a "slab weight and drainage measurement apparatus for measuring the moisture content of a greenhouse biomass and a measurement method using the same", wherein the water content of the slab grown in the greenhouse environment is measured in real time Discloses an apparatus and a method for measuring slab weight and drainage amount for supplying an optimal nutrient solution according to the surrounding environment. In the above-described patent, when the sensor portion is disposed on the bottom surface of the draining tank, the sensor is exposed to the air when discharging the draining fluid, thereby causing a trouble or malfunction of the sensors. Further, when the amount of drain stored in the drainage tank is small, the drainage can not reach the upper part of the sensor unit completely, and the sensors can not accurately measure.

On the other hand, Korean Patent No. 10-1404518 discloses an apparatus for measuring the root-mean-square moisture content of a plant, and more particularly, to a device for effectively reducing a minute error caused by measuring a water content of a plant. In the above-mentioned patent, the amount of drainage is measured by using a tipping bucket-type rain gauge, which is structurally complicated and has a disadvantage of not only high probability of occurrence of a fault but also high manufacturing cost. In this case, there is a problem in that the amount of drainage by the tipping bucket is always measured, thereby causing an error in the amount of the amount of the tipping bucket. In order to measure the EC and pH of the drainage, Troublesome and troublesome problems arise in that the user has to directly process the collected drainage.

Korean Patent Registration No. 10-0988273 Korean Patent Registration No. 10-1404518

It is an object of the present invention to solve the above-mentioned problems and to provide a drainage storage tank in which a sensor is always kept immersed in drainage so that the drainage state can be measured in real time, .

Another object of the present invention is to provide an apparatus for measuring the water content of a medium, which is capable of measuring the water content of the medium using the above-described drainage storage tank.

According to a first aspect of the present invention, there is provided a drainage storage tank comprising: a main body capable of storing drainage; A first partition wall formed to cross the inside of the main body by connecting the side walls of the main body, the main body divided into a first space and a second space and having a first height from a bottom surface of the main body; A sensor mounted on a bottom surface of the main body and mounted in a first space of the main body formed by the first partition; And a drain port formed on a bottom surface of the main body and formed in a second space of the main body formed by the first partition wall so that the drain is introduced from the upper portion of the sensor portion, .

According to a second aspect of the present invention, there is provided a drainage storage tank, comprising: a body capable of storing drainage; A first diaphragm configured to connect the side walls of the main body to each other to cross the inside of the main body, the first diaphragm having a first height from a bottom surface of the main body; A second diaphragm formed between the first diaphragm and the side wall of the main body and spaced apart from the bottom of the main body by a second height; A sensor mounted on the bottom surface of the main body and mounted between the side walls of the main body facing the second partition and the second partition; And a drain port formed on a bottom surface of the main body, the drain port being formed between the first partition and the side wall of the main body; Wherein the first height of the first partition is lower than the height of the side wall of the main body and higher than the second height of the spacing space of the lower portion of the second partition, And is discharged to the drain outlet through the space in the lower part of the partition and the upper space of the second partition.

In the drainage storage tank according to the first and second aspects, it is preferable that the sensor portion is formed to be lower than the first height.

An apparatus for measuring medium moisture content according to a third aspect of the present invention comprises: a medium shelf on which a medium is raised; A first weighing sensor for measuring the weight of the medium placed on the medium shelf and the medium shelf; And a main body part for measuring and providing a water content of the medium,

Wherein the main body includes a liquid storage tank having a sensor unit configured to receive and store the drained fluid discharged from the discharge tray, and to measure and provide a state of drained therein; A second weight measuring sensor for measuring the weight of the drainage storage tank; An automatic valve that adjusts drainage discharge of the drainage storage tank; Wherein the controller is provided with sensor measurement values from the sensor units of the first and second weight measurement sensors and the drainage reservoir tank and measures the medium moisture content using the provided sensor measurement values .

In the apparatus for measuring medium moisture content according to the third aspect, it is preferable that the drainage storage tank comprises the drainage storage tank according to the first or second aspect.

The drainage storage tank according to the first embodiment of the present invention includes a partition wall having a predetermined height to separate the main body into a first space and a second space, a sensor unit disposed in a first space separated by the partition, And the drain port is formed in the second space, so that the drain port stays in the first space and the sensor section is always kept in the drain port. Further, when the drainage continues to flow, the drainage flows over the partition wall into the second space, and can be discharged to the outside through the drainage outlet. Therefore, in the liquid storage tank according to the first embodiment, the sensor unit is always kept immersed in the drainage, so that real-time measurement is possible, and the sensors can be always immersed in the drain without being exposed to the air.

According to a second aspect of the present invention, there is provided a liquid storage tank in which two partition walls are provided in a main body, a first partition is provided to protrude from a bottom surface, a second partition is provided to be spaced from the bottom by a predetermined distance, And a sensor part is provided between the two partition walls and the side wall. As a result, the drainage flows from the upper part of the sensor part and flows out to the drainage outlet through the upper part of the first partition through the space between the second partition and the bottom surface of the main body. At this time, due to the height difference between the first and second partitions, the sensor part can always be immersed in the drainage, and malfunction or failure of the sensor part can be prevented, and real-time data measurement becomes possible.

FIG. 1 is a perspective view showing a drainage storage water tank according to a first preferred embodiment of the present invention, and FIG. 2 is a sectional view taken along the direction AA of FIG.
FIG. 3 is a view showing an apparatus for measuring medium moisture content according to the present invention, wherein (a) is a schematic view of a front part and (b) is a schematic view of a rear part.
FIG. 4 is a system configuration diagram showing apparatuses for measuring medium moisture content according to the present invention, an external data collecting apparatus, and a server connected to the apparatus.

In the drainage storage water tank according to the present invention, the two partition walls are respectively provided on the upper and lower portions of the main body so that the space with the sensor portion is always locked in the drain, so that the sensors are not exposed to the air, Can be realized.

<Drain storage tank>

Hereinafter, the structure and operation of the drainage storage tank according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a perspective view showing a drainage storage tank according to a first preferred embodiment of the present invention, and FIG. 2 is a sectional view taken along the line A-A of FIG.

1 and 2, a drainage storage tank 10 according to a first embodiment of the present invention includes a body 100, a first partition 110, a second partition 120, a sensor 130, A drain outlet 140 and an overflow outlet 150. [

The main body 100 is formed in such a form that the drained fluid from the upper portion can be stored, and the upper surface may be opened or a lid (not shown) for preventing evaporation of the draining fluid may be further provided.

The first partition 120 connects the side walls of the main body to each other to cross the inside of the main body, separating the main body into the first space and the second space. The first partition wall is formed to have a first height h1 from a bottom surface of the main body, and the first height h1 is set to be lower than the sidewall of the main body and higher than the height of the sensor unit.

The second partition 120 is formed between the first partition and the side wall of the main body so as to separate the second space of the main body into the third space and the fourth space, As shown in FIG. Here, the third space is defined as a space between the first bank and the second bank, and the fourth space is defined as the space between the second bank and the side wall of the main body.

The second partition 120 is formed to be directed downward from the upper end of the main body, and is spaced apart from the bottom surface of the main body by a second height h2, thereby forming a spacing space below the second partition. The second height h2 may be lower than the first height h1 of the first barrier rib.

The sensor unit 130 is mounted on the bottom surface of the main body, and is mounted in a space between the second partition wall, which is the fourth space, and the side wall of the main body. By forming the height h1 of the first partition wall higher than the height of the sensor unit 130, the sensor unit can be always immersed in the drain, and the sensors of the sensor unit are not exposed to the air.

The sensor unit includes sensors required to examine the state of draining, including an electronic conductivity ('EC') measuring sensor and a sensor for measuring a potential of hydrogen ion ('PH').

Meanwhile, the drainage storage tank according to the present invention may further include an additional sensor unit on the outside of the main body, and the additional sensor unit may include an exhaust temperature sensor, a temperature sensor, a humidity sensor, a CO2 sensor, . The non-contact temperature sensor is a sensor for measuring the surface temperature of a leaf or fruit.

The drain port 140 is formed on the bottom surface of the main body, and is formed between the first partition wall, which is the first space, and the side wall of the main body.

Meanwhile, the drainage storage tank according to the present invention may further include an overflow prevention discharge port 150 for preventing drainage from overflowing. The overflow preventing outlet 150 is formed at the upper end of the side wall of the main body, and is formed at the side wall of the main body in the first space.

In the drainage storage tank according to the first embodiment of the present invention having the above-described structure, the first height h1 of the first partition wall is lower than the height of the side wall of the main body, 2, and the drain is introduced from the upper portion of the sensor portion, and is discharged to the drain outlet through the lower space of the second partition and the upper space of the second partition. Accordingly, as shown in FIG. 2, when the drainage flows from the upper portion of the sensor portion, the drainage flows sequentially into the fourth space, the third space, and the first space, and is discharged to the outside through the drainage outlet.

In this manner, by forming two partition walls in the main body and attaching the sensor portion to the space where the drain can flow into by the partition wall, the state of drainage can be measured in real time. Even if drainage is discharged, So that it can always be immersed in the drain solution, and the circulation to the new drain solution to the sensor part can be smoothly performed.

Hereinafter, the structure of the drainage storage tank according to the second embodiment of the present invention will be described. The drainage storage tank according to the second embodiment of the present invention has a single partition wall in the main body, and the partition wall has a first height that protrudes from the bottom surface of the main body and is lower than the side wall of the main body. Preferably, the main body is separated into the first space and the second space by the partition, the sensor part is mounted on the bottom surface of the second space, and the drain is introduced from the upper part of the second space, It is preferable that a drain port is formed on the surface. At this time, it is preferable that the partition wall of the drainage storage water tank according to the second embodiment is formed higher than the sensor unit so that the sensor unit can be immersed in the drainage.

The drainage storage tank according to the second embodiment of the present invention preferably has an overflow prevention outlet at the upper end of the side wall of the body of the first space to prevent the drainage from overflowing.

The main body, the sensor unit, the drainage outlet, and the overflow prevention outlet of the drainage storage tank according to the present embodiment are the same as those of the first embodiment.

&Lt;

An apparatus for measuring the moisture content of the medium using the liquid storage tank having the above-described structure will be described in detail. FIG. 3 is a view showing an apparatus for measuring medium moisture content according to the present invention, wherein (a) is a schematic view of a front part and (b) is a schematic view of a rear part.

3, the apparatus 1 for measuring medium moisture content according to the present invention includes a medium shelf 15 on which a medium is raised, a first weight measurement sensor 12 for measuring the weight of the medium placed on the medium shelf and the medium shelf, And a main body 30 for measuring and providing the water content of the medium. The main body 30 includes a drainage storage tank 10, a second weight measurement sensor 14 for measuring the weight of the drainage storage tank, An automatic valve 16 for adjusting drainage discharge of the drainage storage tank, a display unit 40, a key input unit 42 for enabling key input, a controller 50 for controlling the internal operation, and a signal transmitting / . Hereinafter, the structure and operation of each component will be described in more detail.

The food shelf 15 is constructed so that a medium such as a raw material can be placed, and the drain discharged from the food shelf is configured to be introduced into the drain storage tank 10. A first weighing sensor 12 is mounted on the lower end of the culture shelf, and the first weighing sensor measures the weight of the weighing shelf and provides it to the controller 50.

The main body portion 30 is provided with a drainage storage tank, and a second weight measurement sensor 14 for measuring the weight of the drainage storage tank is mounted at the lower end of the drainage storage tank. To the controller (50). The first weight measurement sensor and the second weight measurement sensor may be configured as a load cell.

The drainage storage tank (10) of the main body is composed of one of the drainage storage tanks according to the first and second embodiments of the present invention.

The automatic valve 16 is connected to a drain outlet of the drainage storage tank and is opened and closed in accordance with a drive signal provided from the controller to manage discharge of the drainage stored in the drainage storage tank.

The sensor unit of the drainage storage tank is configured to provide the controller with information measured by the sensors.

The display unit 40 is constituted by a display panel such as a monitor or an LCD, and outputs information provided from the controller to the screen. The key input unit 42 includes a keypad, a touchpad, and the like, and provides information input from the key input unit to the controller.

The controller 50 collects and stores the measurement values provided from the sensor unit, calculates a water content according to a predetermined method using the collected values, and transmits the measured values and the calculated water content to the display unit 40 Or transmits it to an external data collection device or an external server through a signal transmission / reception unit. In addition, the controller drives the automatic valve or the like so that drainage can be automatically discharged from the drainage storage tank every predetermined time in accordance with control information input through the key input unit or an external server or predetermined logic.

The controller can transmit / receive data to / from an external server or an external data collecting apparatus through a signal transmitting / receiving unit for supporting wired / wireless communication. The controller measures the weight of the medium and the weight of the draining tank, Data or the like to an external server or receive control information from the server. FIG. 4 is a system configuration diagram showing apparatuses for measuring medium moisture content according to the present invention, an external data collecting apparatus, and a server connected to the apparatus. Referring to FIG. 4, the apparatus for measuring medium moisture content according to the present invention can transmit / receive data to / from an external server or a data collecting device through a signal transmitting / receiving unit in a wire / wireless manner.

The food shelf and the drainage storage tank are designed to be separated from the first and second weight detection sensors, respectively, so that they can be replaced if necessary.

The controller measures the weight of the culture shelf, the weight of the liquid storage tank, and the values of various sensors at predetermined time intervals. The measured data is displayed on a display panel and transmitted to an external server or a data collection device . The controller and the data collecting device of the apparatus for measuring the water content according to the present invention are equipped with a memory and a real time clock (RTC) therein. When the communication is not smooth, the measuring time and data information can be stored for a predetermined time .

When the drainage of the drainage storage tank reaches a certain weight, the controller controls the automatic valve to discharge the drainage stored in the drainage storage tank and transmits the information to the server. Even if the drainage does not reach a certain weight, Or when the user inputs an opening / closing command through the key operation unit, the automatic valve can be controlled to perform the discharge.

On the other hand, the user can manually open or close the valve by using the key operation unit, or perform calibration of the sensor or the weight measurement sensors.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood that various changes and modifications may be made without departing from the spirit and scope of the invention. It is to be understood that the present invention may be embodied in many other specific forms without departing from the spirit or essential characteristics thereof.

1: Media water content measuring device
15: Badge Shelf
12: First weighing sensor
30:
10: Drainage storage tank
14: Second weighing sensor
16: Automatic valve
40:
42:
50: Controller
100: Body of the liquid storage tank
110: first partition
120: second partition
130:
140: Drain outlet
150: Overflow prevention outlet

Claims (10)

delete A body capable of storing drainage;
A first diaphragm configured to connect the side walls of the main body to each other to cross the inside of the main body, the first diaphragm having a first height from a bottom surface of the main body;
A second diaphragm formed between the first diaphragm and the side wall of the main body and spaced apart from the bottom of the main body by a second height;
A sensor mounted on the bottom surface of the main body and mounted between the side walls of the main body facing the second partition and the second partition; And
A drain port formed on the bottom surface of the main body and formed between the first partition and the side wall of the main body;
Wherein the first height of the first partition is lower than the height of the side wall of the main body and higher than the second height of the spacing space of the lower portion of the second partition, Is discharged to the drain outlet through the space in the lower part of the partition and the upper space of the second partition,
Wherein the sensor portion is formed lower than a first height of the first partition. delete 3. The apparatus according to claim 2, wherein the drainage storage tank further comprises a drainage overflow prevention outlet formed at an upper end of a side wall of the main body,
And the drain overflow prevention outlet is formed between the first partition and the side wall of the main body. The drainage storage tank according to claim 2, wherein the sensor unit includes an electronic conductivity ('EC') measurement sensor and a potency of a hydrogen ion ('PH') measurement sensor. A badge shelf with a badge;
A first weighing sensor for measuring the weight of the medium placed on the medium shelf and the medium shelf;
A main body for measuring and providing a water content of the medium;
And the main body portion
And a sensor unit configured to receive and store the drained fluid discharged from the food shelf and to measure and provide a state of drainage inside the drain storage tank;
A second weight measuring sensor for measuring the weight of the drainage storage tank;
An automatic valve that adjusts drainage discharge of the drainage storage tank;
And a controller for controlling the operation,
Wherein the controller is provided with sensor measurement values from the sensor units of the first and second weight measurement sensors and the drainage storage tank and measures and provides the media water content using the sensor measurement values provided,
The drainage storage tank,
A body capable of storing drainage;
A first diaphragm configured to connect the side walls of the main body to each other to cross the inside of the main body, the first diaphragm having a first height from a bottom surface of the main body;
A second diaphragm formed between the first diaphragm and the side wall of the main body and spaced apart from the bottom of the main body by a second height;
A sensor mounted on the bottom surface of the main body and mounted between the side walls of the main body facing the second partition and the second partition; And
A drain port formed on the bottom surface of the main body and formed between the first partition and the side wall of the main body;
Wherein the first height of the first partition is lower than the height of the side wall of the main body and is higher than the second height of the spacing space of the lower portion of the second partition, And is discharged to the discharge outlet through the space in the lower part of the partition and the space in the upper part of the second partition.
Wherein the sensor portion of the drainage storage tank is formed lower than a first height of the first partition. delete delete delete The apparatus according to claim 6, wherein the sensor unit comprises an electronic conductivity ('EC') measuring sensor and a pH (Potential of Hydrogen Ion) sensor.

Images