KR102579958B1 - Fixed quantity supply device for liquefied material - Google Patents

Abstract

The present invention relates to a device for quantitatively supplying liquid matter, comprising: a liquid substance chamber containing liquid substance; a first rotation shaft rotating at a predetermined speed at the top of the liquid chamber; a rotating member coupled to the first rotating shaft and rotating; a guide pipe coupled to the rotating member and rotating according to the rotation of the rotating member; and a receiving bucket coupled to the end of the pipe, wherein the bucket rotates according to the rotation of the pipe, contains liquid from the liquid chamber as much as the internal volume of the bucket, and supplies the liquid through the guide pipe. Provides a fixed-quantity supply device.

Description

Liquid quantity supply device {FIXED QUANTITY SUPPLY DEVICE FOR LIQUEFIED MATERIAL}

The present invention relates to a device that can accurately supply a predetermined amount of liquid when producing a nutrient solution necessary for crop growth, and can mix multiple types of liquid in a predetermined ratio.

The fixed-quantity supply device supplies an accurate amount of raw materials using various methods such as volumetric or gravimetric methods, taking into account the characteristics of the raw materials to be supplied in fixed quantities, such as free flow, adhesiveness, cohesiveness, and hygroscopicity. refers to a device for These quantitative supply devices are used to quantitatively supply fluids and solids in various fields, including the chemical engineering field, materials engineering field, and fuel supply device field. Meanwhile, fixed-quantity supply devices that supply solids include gate feeders, roll feeders, rotary pocket feeders, loss chain feeders, apron feeders, screw feeders, table feeders, rotating partition plate feeders, vibrating feeders, air slide feeders, and weighing belt feeders. Scrupiders are widely used as they are suitable for a variety of materials and can be used in various environments such as pressure chambers and vacuum chambers. As a quantitative supply device using a scraper feeder, there is the following prior art document, Republic of Korea Patent Publication No. 10-0772053, 'Apparatus and method for quantitative supply of raw materials' (hereinafter referred to as 'prior art 1'), which uses a table feeder. The quantitative supply device used is Republic of Korea Patent Publication No. 10-1766643, ‘Particle and solid quantitative supply device’ (hereinafter referred to as ‘Prior Art 2’). Quantitative supply devices including these prior technologies were mainly concerned with how to continuously supply an accurate amount of raw materials.

Conventional prior technologies are quantitative supply devices developed with the goal of being able to supply one raw material in an accurate amount. Therefore, when supplying multiple raw materials, one quantitative supply device is needed for each raw material, increasing facility and operating costs. There is a problem that it increases significantly.

Accordingly, the present invention can supply a predetermined and accurate amount of liquid by utilizing a simplified device without sensor equipment, and through this device, multiple types of liquid can be mixed at an accurate ratio, thereby minimizing mixing ratio errors. The purpose is to provide a device for supplying a fixed amount of liquid.

In order to achieve the above object, the present invention includes a liquid chamber containing liquid; a first rotation shaft rotating at a predetermined speed at the top of the liquid chamber; a rotating member coupled to the first rotating shaft and rotating; a guide pipe coupled to the rotating member and rotating according to the rotation of the rotating member; and a receiving bucket coupled to an end of the guide pipe, wherein the receiving bucket rotates according to the rotation of the guide pipe, contains liquid water from the liquid chamber as much as the internal volume of the bucket, and supplies liquid water through the guide pipe. Provides a device for supplying a fixed amount of liquid.

In addition, the present invention provides a liquid water quantitative supply device in which the receiving bucket is hinged with a support extending from the end of the guide pipe and can be rotated about a second rotation axis.

In addition, the present invention provides a liquid water quantitative supply device in which the hinge coupling is located above the center of gravity of the receiving bucket.

In addition, the present invention provides a liquid water quantitative supply device in which the receiving bucket rotates to maintain the relative position of the center of gravity of the receiving bucket and the hinge coupling as the flow pipe rotates about the first rotation axis.

In addition, the present invention provides a liquid water supply device in which the receiving bucket rotates around a second rotation axis by its own weight.

In addition, the present invention provides a liquid water supply device in which a locking protrusion is formed on the support to limit rotation of the bucket by the second rotation axis.

In addition, the present invention provides a liquid water quantitative supply device in which the bucket is tilted when the rotation of the bucket is restricted by the locking protrusion and supplies liquid water into the flow pipe.

In addition, the present invention provides a liquid water supply device in which the direction of the inlet and the direction of the outlet formed in the guide pipe are perpendicular to each other.

In addition, according to the present invention, the liquid substance supply device further includes a mixing chamber, wherein a plurality of liquid substance chambers are disposed to each accommodate different liquid substances, and a plurality of rotation members are coupled to the first rotation shaft to each contain a liquid substance. It is disposed at the top of the water chamber, the guide pipe is coupled to each of the plurality of rotating members, and the receiving bucket is coupled to an end of the guide pipe to contain the liquid contained in the liquid material chamber adjacent to the rotating member. The guide pipe is connected to the mixing chamber, and the liquid supplied to each guide pipe is mixed in the mixing chamber.

The liquid water quantitative supply device according to the present invention has a simple structure and is capable of supplying a predetermined amount of liquid water without separate sensor equipment. By utilizing the above liquid water quantitative supply device, multiple types of liquid materials can be supplied in advance. It can be mixed accurately at the specified ratio.

In addition, when producing the nutrient solution necessary for crop growth, multiple types of high-concentration mother liquor can be mixed at an accurate predetermined mixing ratio.

Figure 1 shows a schematic representation of the liquid water supply device of the present invention.
Figure 2 shows the receiving bucket of the present invention coupled to a flow pipe or guide chamber by a support.
Figure 3 shows the receiving bucket of the present invention hinged to a flow pipe or guide chamber by a support.
Figure 4 shows the receiving bucket of the present invention hinged to a flow pipe or guide chamber by a support.
Figures 5 and 6 show the guide chamber of the present invention coupled to a flow pipe.
Figure 7 shows a method of mixing multiple types of liquids using the liquid water quantitative supply device of the present invention.

The invention described below may be subject to various changes and may have various embodiments, and specific embodiments will be illustrated in the drawings and described in detail. However, this is not intended to limit the invention described below to specific embodiments, and should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the technology described below.

Figures 1 to 6 show materials to explain the liquid water quantitative supply device of the present invention. Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings to aid understanding of the present invention. However, the following examples are provided only to make the present invention easier to understand, and the content of the present invention is not limited by the following examples.

Figure 1 schematically shows the configuration of a liquid water quantitative supply device according to the present invention. As explained with reference to FIG. 1, the quantitative liquid supply device is a nutrient solution manufactured by mixing several types of liquids, so it is important to mix several types of liquids at a constant ratio, so a predetermined number of receiving buckets per rotation. It is a device for supplying liquid equivalent to the internal volume of.

The liquid substance supply device 10 may include a liquid substance chamber 100, a first rotation shaft 200, a rotation member 300, a guide pipe 400, a sampling unit 500, and a mixing chamber 600. .

The liquid chamber 100 may be a chamber in which liquid to be supplied to the accommodating bucket 500 equal to the internal volume of the accommodating bucket 500 is accommodated. The liquid may be a high-concentration stock solution for producing a nutrient solution.

There may be a plurality of liquid chambers 100. Each liquid chamber 100 can accommodate different types of liquid, so the liquid fluid quantitative supply device 10 according to the present invention mixes different types of liquid in a mixing chamber 600 containing a large amount of water. It may be a device for producing a liquid (nutrient solution) formed at a low concentration by supplying it to . The mixing ratio of the liquids in the nutrient solution supplied to crops is very important, and if the two mother liquors are not accurately mixed at a predetermined ratio, the growth status of the crops supplied with the nutrient solution may be negatively affected.

The liquid chamber 100 may have a tap valve installed at a certain height so that the contained liquid can maintain a predetermined level. The liquid water chamber 100 is connected to the liquid water supply chamber and can receive liquid water, and can continuously receive liquid water from the liquid water supply chamber as much as the volume contained in the receiving bucket 500 and maintain a predetermined water level. there is.

When the liquid contained in the liquid chamber 100 exceeds a predetermined water level, the tap valve 110 is opened to discharge the liquid to maintain the predetermined water level.

A plurality of liquid chambers 100 may be disposed below the first rotating shaft 200 to supply a plurality of types of liquid in fixed quantities and mix them in the mixing chamber 600 .

The first rotation axis 200 may be disposed at the top of the liquid chamber 100. The first rotation shaft 200 may rotate at a predetermined rotation speed according to the rotational drive of the motor.

The first rotation axis 200 may be a rod-shaped pillar arranged in the horizontal direction. The cross-sectional shape of the first rotation axis 200 is not limited to this, but may be a circle, square, triangle, etc., and may preferably be circular.

The first rotation shaft 200 is coupled to the rotation drive device 210 and can rotate at a predetermined rotation speed according to the rotation drive of the rotation drive device 210, and the first rotation shaft 200 includes the rotation drive device 210. A prevention member 220 that prevents liquid from entering may be coupled.

The rotation member 300 is coupled to the first rotation shaft 200 and may rotate in the same rotation direction and speed as the first rotation shaft 200. The rotating member 300 is not limited to this, but may be formed in a chamber shape with a hollow interior. The shape of the rotating member 300 may be formed into a polygonal pillar shape such as a cylinder, hexahedron, or triangular pillar, but is not limited thereto.

The rotation member 300 may be coupled with the guide pipe 400 so that the guide pipe 400 rotates together according to the rotation direction and rotation speed of the first rotation shaft 200. Additionally, the liquid flowing through the guide pipe 400 can be discharged through one surface of the rotating member 300.

The rotating member 300 may be coupled to the first rotating shaft 200 and the guiding pipe 400 so that the guiding pipe 400 and the first rotating shaft 200 can rotate at a right angle.

A plurality of rotation members 300 may be coupled to one first rotation shaft 300. Each rotation member 300 is disposed on top of different liquid chambers 100 and can rotate along the first rotation axis 300 at the top of each liquid chamber 100 .

The guiding pipe 400 may guide the liquid water pumped from the liquid material chamber 100 by the receiving bucket 520 to flow in the direction of the rotating member 300 .

The guide pipe 400 may be formed so that the directions of the inlet and outlet are perpendicular so that the direction in which liquid water flows in and out of the receiving bucket 520 are perpendicular.

The guide pipe 400 penetrates the rotating member 300 and may be coupled to the rotating member 300 so as to penetrate through a side perpendicular to the side of the rotating member 300.

A plurality of guide pipes 400 may be coupled to the rotating member 300, and when a plurality of guide pipes 400 are coupled, they may be arranged in positions symmetrical to each other.

When a plurality of rotating members 300 are coupled to the first rotating shaft 300, the guide pipes 400 may be coupled to each rotating member 300, and a plurality of guide pipes 400 may be coupled to each rotating member 300. . This is to transfer the different liquid substances to the guide pipe 400 by putting them in the receiving bucket 520 according to a predetermined ratio when there are a plurality of liquid chambers 100 for accommodating different liquid substances.

A receiving bucket 520 may be disposed at the inlet of the induction pipe 400, and a connection hose 420 connected to the mixing chamber 600 may be coupled to the outlet.

In one embodiment, the harvesting unit 500 may include a receiving bucket 520.

2 to 4 , the receiving bucket 520 is coupled to the guide pipe 400 with a hinge and can rotate about the second rotation axis. More specifically, the receiving bucket 520 may be hinged with a support 410 extending from an inner or outer end of the guide pipe 400 and may be rotatable about a second rotation axis. A plurality of supports 410 may be formed at the end of the guide pipe 400 and may be hinged to both sides of the receiving bucket 520.

The hinge coupling 412 is located above the center of gravity of the receiving bucket 520 so that the opening of the receiving bucket 520 faces upward to maintain a stable posture so that the liquid contained inside the receiving bucket 520 does not overflow. enable it to be maintained.

The receiving bucket 520 is centered around the second rotation axis to maintain the relative position of the center of gravity of the receiving bucket 520 and the hinge coupling 412 as the flow pipe 400 rotates about the first rotation axis 200. can be rotated. Since the position of the receiving bucket 520 moves as the first rotating shaft rotates, the receiving bucket 520 may rotate around the second rotating shaft by the self-weight of the receiving bucket 520 according to the change in position of the receiving bucket. You can.

A locking protrusion 411 may be formed on the support 410 to limit the rotation range of the bucket by the second rotation axis. When the receiving bucket 520 reaches a predetermined height, the receiving bucket 520 is caught on the locking protrusion 411 and rotation by the second rotation axis is restricted, and the relative position of the center of gravity of the receiving bucket 520 and the hinge combination changes, and in this case, the receiving bucket 520 is tilted and the liquid contained therein may be supplied to the guide chamber 510.

In another embodiment, the sampling unit 500 may include a guide chamber 510 and a receiving bucket 520.

2 to 6 , the guide chamber 510 may be a chamber for stably guiding the liquid collected by the bucket 520 to the guide pipe 400. The guide chamber may be a chamber with a cross-section wider than that of the bucket 520. When the cross-sectional area of the guide chamber 510 is wider than the bucket 520 and the liquid contained in the bucket 520 is provided to the guide chamber 510, all of the liquid contained in the bucket 520 can be stably supplied to the guide chamber 510. .

The cross-sectional area of the guide chamber 510 may be wider than the cross-sectional area perpendicular to the longitudinal direction of the guide pipe 400.

The shape of the guide chamber 510 is not limited to this, but for example, it may be formed in the form of a polygonal pillar such as a triangular pillar or a square pillar as well as a cylinder, and a hollow is formed inside to communicate with one side of the guide pipe 400. can be connected.

One side of the guide chamber 510 is connected to and communicates with the end of the guide pipe 400, and an opening may be formed in a surface perpendicular to one side.

The receiving bucket 520 may be disposed in the opening 511 of the guide chamber 510.

A support 512 extending from the inner surface of the guide chamber 510 may be formed in the opening 511 of the guide chamber 510.

The support 512 may form a hinge connection with the receiving bucket 520.

The receiving bucket 520 is hinge-coupled 412 with the support 512 and can rotate about the second rotation axis. The rotation of the receiving bucket 520 about the second rotation axis may be a rotation of the receiving bucket 520 under its own weight.

Since the guide pipe 400 is coupled to the rotation member 300 and the first rotation axis 200 in a vertical direction, the distal end of the guide pipe 400 can rotate around the first rotation axis 200 while drawing a large circle. Since the guide chamber 510 is coupled to the distal end of the guide pipe 400, the guide chamber 510 can also continuously rotate in a large circle around the first rotation axis 200. The receiving bucket 520 disposed in the opening of the guide chamber 510 may rotate around the first rotation axis 200 while drawing a large circle.

Since the receiving bucket 520 is also hinged 412 with the support at the opening of the guide chamber 510, it rotates about the first rotation axis 200 and maintains an equilibrium in which the opening of the receiving bucket 520 maintains the upward direction. It can rotate around the second rotation axis.

Rotation of the receiving bucket 520 around the second rotation axis maintains the center of gravity of the receiving bucket 520 at a lower position than the second rotating axis, thereby maintaining a stable horizontal state and preventing the liquid contained inside from spilling to the outside. there is. The relative position of the center of gravity of the second rotation axis and the receiving bucket 520 may be maintained constant as long as the receiving bucket 520 maintains a stable horizontal state.

A locking protrusion 513 is formed on the support 512 to limit the rotation range of the receiving bucket 520 by the second rotation axis. When the receiving bucket 520 reaches a predetermined height, the receiving bucket 520 is caught on the locking protrusion 513 and rotation by the second rotation axis is restricted, so that the receiving bucket 520 is tilted and the liquid contained therein is guided. It may be supplied to chamber 510.

Referring to FIG. 7 , the mixing chamber 600 may be a chamber for finally supplying the liquid contained in the receiving bucket 520 from the liquid chamber 100. The receiving bucket 520 rotates in a circle by the first rotation shaft 200, and can contain liquid equivalent to the internal volume of the receiving bucket 520 per rotation and supply it to the mixing chamber 600, and the receiving bucket 520 When continuously rotating along the first rotation axis 200, the receiving bucket 520 can intermittently supply liquid to the mixing chamber 600.

When there are a plurality of liquid chambers 100 containing different liquid substances, the mixing chamber 600 may be a chamber for mixing different liquid substances according to a predetermined ratio. The rotation speed by the first rotation shaft 200 rotates constantly, and the number of rotation members disposed on the upper part of each liquid chamber according to a predetermined mixing ratio of different liquid materials, the number of guide pipes coupled to each rotation member, By varying the number, number of receiving buckets, and volume of receiving buckets, it is possible to accurately mix at the target mixing ratio.

The mixing chamber 600 contains a large amount of water, so that the high-concentration different liquid substances introduced into the mixing chamber 600 are mixed and the concentration can be lowered, and the different liquid substances are stored in the mixing chamber 600. They can be separated from each other by water, minimizing the occurrence of chemical reactions. The low-concentration liquid mixture formed in this way can be used to supply necessary nutrients to crops.

10: Quantitative liquid supply device 100: Liquid chamber
200: first rotation shaft 210: rotation driving device
220: prevention member 300: rotation member
400: guide pipe 410, 512: support
411, 513: Locking jaw 412: Hinge combination
420: Connection hose 500: Harvesting unit
510: Guide chamber 520: Receiving bucket
600: mixing chamber 512: support
513: Locking jaw 514: Hinge coupling
520: Receiving bucket 600: Mixing chamber

Claims (10)

A liquid chamber containing liquid;
a first rotation shaft rotating at a predetermined speed at the top of the liquid chamber;
a rotating member coupled to the first rotating shaft and rotating;
a guide pipe coupled to the rotating member and rotating according to the rotation of the rotating member; and
It includes a receiving bucket coupled to the end of the guide pipe,
The receiving bucket rotates according to the rotation of the guiding pipe, contains liquid from the liquid chamber as much as the internal volume of the bucket, and supplies the liquid through the guiding pipe,
The receiving bucket is hinged with a support extending from an end of the guide pipe and can rotate about a second rotation axis,
The receiving bucket rotates around the second rotation axis by its own weight according to a change in the position of the receiving bucket until it reaches a predetermined height and is caught in the stopper.
Quantitative liquid supply device. delete According to claim 1,
The hinge coupling is a liquid water quantitative supply device located above the center of gravity of the receiving bucket. According to claim 3,
The receiving bucket is a liquid water quantitative supply device that rotates to maintain the relative position of the center of gravity of the receiving bucket and the hinge coupling as the guide pipe rotates about the first rotation axis. delete According to claim 4,
A liquid water quantitative supply device having a locking protrusion formed on the support to limit rotation of the receiving bucket by the second rotating shaft. According to claim 6,
A liquid water quantitative supply device in which the receiving bucket tilts when the rotation of the receiving bucket is restricted by the locking protrusion and supplies liquid water into the guide pipe. According to claim 1,
The guide pipe is a liquid water quantitative supply device in which the direction of the inlet and outlet formed in the guide pipe are perpendicular to each other. According to claim 1,
The liquid water quantitative supply device further includes a mixing chamber,
A plurality of liquid chambers are arranged to each accommodate different liquid substances,
A plurality of rotating members are coupled to the first rotating shaft and each is disposed on an upper portion of the liquid chamber,
The guide pipe is each coupled to the plurality of rotating members,
The receiving bucket is coupled to each end of the guiding pipe to contain the liquid contained in the liquid chamber adjacent to the rotating member and supply it to the guiding pipe coupled to the receiving bucket,
The guide pipes are connected to the mixing chamber, and the liquid supplied to each guide pipe is mixed in the mixing chamber. According to clause 9,
A liquid water supply device containing water in the mixing chamber.