KR20230173797A - Multi drive agitator for water treatment - Google Patents

Abstract

The purpose of the present invention is to provide a multi-drive agitator for water treatment that is configured as a buoyancy type, can be transported on the water surface, and provides a high agitation effect along with a strong supply of air using a plurality of drive motors.
In order to achieve the above object, the present invention includes a multi-drive agitator for water treatment that supplies air and agitates the treated water to be treated, including a buoyancy module that forms buoyancy and plays the role of floating the entire device on the surface of the treated water; It includes a drive module mounted on the buoyancy module to supply air to and agitate the treated water, wherein the buoyancy module includes a flat base and a plurality of buoyancy bodies attached to the bottom of the base, and the drive module includes: A cylindrical vertical portion coupled to the central hole formed in the base; a plurality of drive motors with rotating axes arranged downward and fixed to fixing holes formed in the base; a drive shaft coupled to the vertical part via a bearing within the vertical part and rotating simultaneously with the plurality of drive motors; and a wing portion connected to the end of the drive shaft to supply air supplied by the drive shaft to the treated water, and to circulate the treated water located at the lower portion.

Description

Multi drive agitator for water treatment}

The present invention relates to a multi-actuated agitator for water treatment, and more specifically, to a multi-actuated agitator for water treatment with high driving force.

In general, sewage treatment plants are used to treat sewage, wastewater, and sewage containing various contaminants, and treatment is performed by various methods such as physical methods, chemical methods, or biological methods.

In particular, the biological method uses microorganisms to remove contaminants and is one of the methods that is widely applied as it is very useful in treating sewage containing organic contaminants.

This method requires dissolved oxygen for the smooth operation of aerobic microorganisms, and in addition, mixing and stirring of the treated water is very important.

Therefore, a water treatment agitator is used to supply oxygen to wastewater, stir and mix, and various types of agitators have been proposed.

For example, registered patent number 926,000. The patent relates to a device for treating colloidal fine particles, microorganisms, and dissolved organic and inorganic substances in raw water or wastewater, including a magnetization mixing tank equipped with a speed-adjustable stirrer and equipped with a magnetic powder injection means and a coagulant injection means; It consists of a magnetic stirrer treatment tank equipped with a speed-adjustable magnetic stirrer. When raw water or wastewater flows into the magnetization forming mixing tank, the stirrer stirs it, and the magnetic powder and coagulant coagulate the fine particles in the raw water or wastewater to form magnetized floc. The magnetized floc flows into a magnetic stirrer treatment tank stirred by a magnetic stirrer and attaches to the magnetic stirrer to remove fine particles in raw water or wastewater. This relates to a water treatment device and method that uses a magnetic material to remove fine particles It has unique technical features to remove particles.

On the other hand, general agitators used for water treatment are simply a form in which the blade simply rotates underwater and an aeration device that supplies air through a separate device is combined, so it supplies high oxygen and has an agitation effect on the treated water. There is a disadvantage that it is difficult to expect both at the same time.

The present invention is intended to overcome the disadvantages of the prior art described above, and is a multi-drive agitator for water treatment that is configured as a buoyancy type, can be transported on the water surface, and provides a high agitation effect along with a strong supply of air using a plurality of drive motors. The purpose is to provide.

In order to achieve the above object, the present invention includes a multi-drive agitator for water treatment that supplies air and agitates the treated water to be treated, including a buoyancy module that forms buoyancy and plays the role of floating the entire device on the surface of the treated water; It includes a drive module mounted on the buoyancy module to supply air to and agitate the treated water, wherein the buoyancy module includes a flat base and a plurality of buoyancy bodies attached to the bottom of the base, and the drive module includes: A cylindrical vertical portion coupled to the central hole formed in the base; a plurality of drive motors with rotating axes arranged downward and fixed to fixing holes formed in the base; a drive shaft coupled to the vertical part via a bearing within the vertical part and rotating simultaneously with the plurality of drive motors; and a wing portion connected to the end of the drive shaft to supply air supplied by the drive shaft to the treated water, and to circulate the treated water located at the lower portion.

Preferably, the drive shaft has a cylindrical shape and includes a blade formed inside the upper portion to suck air by rotation, and a plurality of discharge holes located inside the water surface to discharge air to the wing portion.

More preferably, the drive motor includes a rotating shaft and a driving gear coupled to the rotating shaft, the driving shaft includes a connecting gear formed on an outer surface and meshing with the driving gear, and the vertical portion is exposed to the connecting gear. It is characterized by including an opening.

Preferably, the wing part includes a supply part located at the top to scatter air from the discharge hole into the treated water, and a stirrer part located at the bottom to suck the treated water below and scatter it to the side to stir it.

Preferably, the wing portion includes an upper disk coupled to the drive shaft, a lower disk coupled to the end of the drive shaft, a plurality of supply wings disposed between the upper disk and the lower disk, and a plurality of stirring blades disposed on the lower surface of the lower disk. It is characterized by including.

More preferably, the supply wing is installed spaced apart from the drive shaft, and one end coincides with the end of the upper disk.

More preferably, the supply blade is characterized in that it includes an inclined portion formed in the direction of the drive shaft.

Preferably, one end of the stirring blade coincides with the end of the lower disk.

More preferably, the stirring blade includes a portion whose height varies in the longitudinal direction.

More preferably, the stirring blade includes an upper horizontal portion, an outer vertical portion, a lower horizontal portion, an inclined extension portion, a central horizontal portion, and an inner vertical portion.

Preferably, the supply blade or stirring blade is characterized in that it has a spiral shape in plan view.

The multi-drive agitator for water treatment according to the present invention includes a buoyancy module that performs the function of floating on the surface of the treated water and a drive module that is placed vertically in the center of the buoyancy module to supply air to the inside of the water surface and agitate the treated water. In particular, the drive module is driven by a plurality of drive motors, and includes a wing part that is disposed inside the water surface and rotates to supply air to the inside of the treated water, and a stirring part that agitates the treated water. It is effective in performing the functions of supplying air and stirring the treated water at the same time.

1 is a schematic diagram of a multi-drive agitator for water treatment according to the present invention;
Figure 2 is a configuration diagram of the drive module shown in Figure 1;
Figure 3 is a configuration diagram of the vertical portion shown in Figure 2,
Figure 4 is a configuration diagram of the drive shaft shown in Figure 2;
Figure 5 is a cross-sectional view of Figure 4,
Figure 6 is a configuration diagram of the wing shown in Figure 2,
Figure 7 is a configuration diagram of the supply wing shown in Figure 6,
Figure 8 is a configuration diagram of the stirring blade shown in Figure 6,
Figure 9 is another embodiment of Figure 8.

Hereinafter, some embodiments of the present invention will be described in detail through illustrative drawings. When adding reference numerals to components in each drawing, it should be noted that identical components are given the same reference numerals as much as possible even if they are shown in different drawings. Additionally, when describing embodiments of the present invention, if detailed descriptions of related known configurations or functions are judged to impede understanding of the embodiments of the present invention, the detailed descriptions will be omitted.

Additionally, when describing the components of an embodiment of the present invention, terms such as first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, sequence, or order of the component is not limited by the term. When a component is described as being “connected,” “coupled,” or “connected” to another component, that component can be connected or connected directly to that other component, but there is no need for another component between each component. It should be understood that may be “connected,” “combined,” or “connected.”

As shown in FIG. 1, the multi-agitator 100 for water treatment according to the present invention includes a buoyancy module 1 that floats the entire device on the surface of the treated water and serves as a structure, and a buoyancy module 1 that plays a vertical role in the center of the buoyancy module 1. It is configured to include a drive module (2), which is partially disposed inside the water surface and performs air supply and agitation of treated water.

The buoyancy module (1) performs the function of floating and moving the entire device on the water, so it provides appropriate buoyancy and also serves to support the structure of the entire device, so it can support at least the drive module (2). It is implemented with great intensity.

The buoyancy module 1 includes a base 10 that supports other members and a plurality of buoyancy bodies 20 attached to the bottom of the base 10.

The base 10 has appropriate strength, and has a central hole 11 in the center where the drive module 2 is installed, and may include a separate structure for electrical connection and combination of additional necessary members. there is.

Additionally, the base 10 includes a plurality of fixing holes 12 formed at positions symmetrical to the central hole 11.

The buoyancy body 20 has a cylindrical shape and is made of low-density foam, synthetic resin, or wood, and it is preferable in terms of buoyancy that three buoyancy bodies 20 are attached to the lower surface of the base 10.

Meanwhile, as shown in FIG. 2, the drive module 2 has a cylindrical vertical part 30 fixed to the central hole 11 formed in the base 10, and is spaced a certain distance away from the vertical part 30. A plurality of drive motors 40 arranged at the same distance at the same position, a drive shaft 50 that engages simultaneously with all the rotation axes of the plurality of drive motors 40 and is disposed inside the vertical portion 30 and rotates, and It is attached to the other end of the drive shaft 50 and includes a wing portion 60 that is disposed inside the water surface and rotates.

As shown in FIG. 3, the vertical portion 30 is inserted into and fixed to the central hole 11, and has a cylindrical shape with an inner diameter that serves as a structure for supporting other members, and has a drive shaft 50 on the side. ) and a plurality of openings 31 for gear coupling of the drive motor 40 are formed.

Of course, the open portion 31 is formed to maintain the strength of the entire vertical portion 30 without causing interference when meshing with the gear formed on the drive shaft 50 and the gear coupled to the rotation shaft of the drive motor 40. do.

If necessary, additional components such as flanges for fixing other members may be included at the top.

Meanwhile, the drive motor 40 is fixed to the fixing hole 12 so that the rotation axis 41 is disposed downward, and if necessary, an appropriate structure can be placed between the base 10 and the drive motor 40. .

Of course, if necessary, the rotation shaft 41 of the drive motor 40 may be configured to be disposed upward.

In addition, a separate driving gear 42 is attached to the rotating shaft 41, so that when the rotating shaft 41 rotates, the driving gear 42 rotates.

In FIG. 2, three drive motors 40 are shown, but if necessary, two drive motors 40 may be arranged, and each drive motor 40 and the drive gear 42 ) is preferably configured in the same way.

If necessary, the drive motor 40 may include a transmission device therein.

The drive motor 40 is preferably arranged in an axisymmetric form with respect to the vertical portion 30 disposed in the center.

That is, when three drive motors 40 are arranged, it is preferable that they are arranged in the form of an equilateral triangle, and when two drive motors 40 are arranged, it is preferable that they are arranged symmetrically. However, the structure installed on the base 10 and In case of interference, it can also be deployed in an asymmetric form.

Of course, the fixing hole 12 is also formed differently depending on the arrangement of the drive motor 40.

As shown in FIG. 4, a hollow drive shaft 50 that rotates by the drive motor 40 is disposed inside the vertical portion 30.

As shown in FIG. 5, the drive shaft 50 is configured to be supported on the vertical portion 30 by a plurality of bearings disposed inside the vertical portion 30.

The upper end of the drive shaft 50 may be in communication with a supply pipe for supplying oxygen and air, as shown in FIG. 1.

Here, since the drive shaft 50 rotates, a connection structure is included between the air tube and the drive shaft 50 to accommodate and seal the rotation of the drive shaft 50.

Additionally, a blade 51 for air introduction is coupled to the inside of the drive shaft 50 to suck in air and move it downward when it rotates.

Of course, the blade 51 is a wing formed inside a separate cylindrical part, and can be implemented as being inserted and fixed inside the drive shaft 50.

In addition, a connection gear 52 is formed on the outer surface of the drive shaft 50, and the connection gear 52 meshes with the plurality of drive gears 42 through the opening portion 31 at the same time.

Therefore, when the drive motor 40 rotates, the drive shaft 50 also rotates, and a strong rotational force can be exerted by the plurality of drive motors 40.

The lower end of the drive shaft 50 is sealed, and a plurality of discharge holes 59 through which air is discharged are formed on the lower outer surface.

The discharge hole 59 is located at the bottom of the drive shaft 50, and is preferably arranged in a circular shape at regular intervals. In actual application, it is placed inside the water surface and rotates to discharge air in the direction of the treated water.

As shown in FIG. 6, a wing portion 60 is coupled to the lower end of the drive shaft 50, and serves to spray air discharged through the discharge hole 59 and circulate treated water.

The wing portion 60 includes a supply portion 61 that scatters the air discharged from the discharge hole 59 and a stirring portion 62 that agitates the surrounding treated water.

The supply unit 61 includes an upper disk 71 coupled to a position that accommodates the discharge hole 59 of the drive shaft 50, a lower disk 72 attached to the lower end of the drive shaft 50, and the upper disk ( 71) and a plurality of supply wings 73 vertically attached between the lower disk 72.

In addition, as shown in FIG. 7, the length of the supply wing 73 is not in contact with the outer surface of the drive shaft 50, and includes an inclined portion 74 whose height increases as the radius increases. This can be done, and the above-mentioned form has the advantage of increasing the area of the supply wing 73 in the part where the linear speed is high, thereby increasing the mobility of the surrounding treated water and promoting air scattering.

In addition, it is advantageous in terms of air scattering to arrange the discharge hole 59 between the supply blades 73 and the supply blades 73.

Meanwhile, the stirring unit 62 includes a plurality of stirring blades 81 attached to the lower part of the lower disk 72.

As shown in FIG. 8, the stirring blade 81 has an upper horizontal portion 82 and an outer vertical portion 83 extending vertically from one end of the upper horizontal portion 82 and an end of the outer vertical portion 83. A lower horizontal portion 84 extending horizontally from the lower horizontal portion 84, an inclined extension portion 85 extending obliquely from one end of the lower horizontal portion 84, and a central horizontal portion extending horizontally from an end of the inclined extension portion 85. (86) and an inner vertical part (87) extending vertically from the central horizontal part (86) and connected to one end of the upper horizontal part (82).

Here, the upper horizontal part 82 is formed larger than the lower horizontal part 84 and the central horizontal part, and the outer vertical part 83 is formed larger than the inner vertical part 87, so that the agitation is performed in the part where the linear speed is high. The area of the wing 81 is formed to be large.

The above shape has the advantage of providing high stirring characteristics.

If necessary, the stirring blade 81 can be configured in a spiral shape in the radial direction on the plan view, as shown in FIG. 9, and the supply blade 73 can also be configured in a spiral shape in the radial direction.

Since the supply unit 61 and the stirring unit 62 are separated from each other by the lower horizontal part 84, the air is discharged in the horizontal direction, and the treated water located at the lower part of the stirring unit 62 is discharged vertically. Since it is sucked in and discharged horizontally, both flows flow naturally, which has the advantage of providing high agitation characteristics.

In the above, the present invention has been shown and described with respect to specific preferred embodiments, but the present invention is not limited to these embodiments, and the present invention as claimed in the patent claims by those skilled in the art to which the invention pertains It includes various types of embodiments that can be implemented without departing from the technical idea.

1: Buoyancy module 2: Drive module
10: Base 11: Central hole
12: fixing hole 20: buoyancy body
30: vertical portion 31: open portion
40: Drive motor 41: Rotation shaft
42: driving gear 50: driving shaft
51: Blade 52: Connecting gear
59: discharge hole 60: wing part
61: supply section 62: stirring section
71: upper disk 72: lower disk
73: supply wing 74: inclined portion
81: stirring wing 82: upper horizontal part
83: outer vertical part 84: lower horizontal part
85: inclined extension part 86: central horizontal part
87: Domestic department
100: Multi-drive agitator for water treatment

Claims (11)

In a multi-drive agitator for water treatment that supplies air and agitates the treated water to be treated,
It includes a buoyancy module that creates buoyancy and floats the entire device on the surface of the treated water, and a drive module that is mounted on the buoyancy module to supply air and agitate the treated water,
The buoyancy module includes a flat base and a plurality of buoyancy bodies attached to the bottom of the base,
The driving module is:
A cylindrical vertical portion coupled to the central hole formed in the base;
a plurality of drive motors with rotating axes arranged downward and fixed to fixing holes formed in the base;
a drive shaft coupled to the vertical part via a bearing within the vertical part and rotating simultaneously with the plurality of drive motors; and
A multi-drive agitator for water treatment, characterized in that it includes a wing part connected to the end of the drive shaft to supply air supplied by the drive shaft to the treated water, and to circulate the treated water located at the bottom.
The method according to claim 1, wherein the drive shaft is cylindrical and is formed inside the upper portion, comprising a blade for sucking air by rotation and a plurality of discharge holes located inside the water surface for discharging air to the wing portion. Multi-driven stirrer.
The method according to claim 2, wherein the driving motor includes a rotating shaft and a driving gear coupled to the rotating shaft, the driving shaft includes a connecting gear formed on an outer surface and meshing with the driving gear, and the vertical portion is exposed to the connecting gear. A multi-actuated agitator for water treatment, characterized in that it includes an opening.
The method according to claim 2, wherein the wing part includes a supply part located at the top to scatter air from the discharge hole into the treated water, and a stirring part located at the bottom to suck the treated water from the lower part and scatter it to the side to stir it. Multi-actuated agitator for water treatment.
The method according to claim 2, wherein the wing portion includes an upper disk coupled to the drive shaft, a lower disk coupled to the end of the drive shaft, a plurality of supply wings disposed between the upper disk and the lower disk, and a plurality of stirring blades disposed on the lower surface of the lower disk. A multi-actuated agitator for water treatment, comprising wings.
The multi-drive agitator for water treatment according to claim 5, wherein the supply wing is installed to be spaced apart from the drive shaft, and one end coincides with an end of the upper disk.
The multi-drive agitator for water treatment according to claim 6, wherein the supply blade includes an inclined portion formed in the direction of the drive shaft.
The multi-actuated stirrer for water treatment according to claim 5, wherein one end of the stirring blade coincides with an end of the lower disk.
The multi-acting stirrer for water treatment according to claim 8, wherein the stirring blade includes a portion whose height varies in the longitudinal direction.
The multi-drive agitator for water treatment according to claim 9, wherein the stirring blade includes an upper horizontal portion, an outer vertical portion, a lower horizontal portion, an inclined extension portion, a central horizontal portion, and an inner vertical portion.
The multi-actuated stirrer for water treatment according to claim 5, wherein the supply blade or stirring blade has a spiral shape in a planar view.