KR20220021215A - Oil-water separator using centrifugal force - Google Patents

Abstract

Disclosed is a centrifugal oil-water separator capable of adjusting the height of a stack of disks according to a state of liquid to be treated. According to the present invention, the centrifugal oil-water separator comprises: a rotating shaft; a fixing unit coupled to the rotating shaft and including a support and a column; a disk stack coupled to the fixing unit; an oil container coupled to the rotating shaft and disposed on the upper side of the fixing unit; a rotor coupled to the rotating shaft to surround the fixing unit, the disk stack, and the oil container, and having a water outlet and oil outlet formed on the outer surface of the rotor; a case coupled to the rotating shaft to surround the rotor and having a water outlet and oil outlet formed on the outer surface; a motor provided on the upper portion of the case and coupled to the rotating shaft; a supply pipe supplying fluid from the outside of the case to the inside of the rotor; and a block extending the column in a height direction. The oil container is configured to be movable in a longitudinal direction of the rotating shaft.

Description

Centrifugal Oil-Water Separator {OIL-WATER SEPARATOR USING CENTRIFUGAL FORCE}

The present disclosure (The Disclosure) relates to an oil-water separator using centrifugal force.

Korean Patent Publication No. 10-2087240 discloses a 'centrifugal separator having a disk stack'.

In general, in the case of a centrifugal separator having a disk stack, as the height of the disk stack increases, centrifugal separation performance is improved, but on the contrary, energy efficiency is reduced.

On the other hand, the centrifugal separator disclosed in the above-mentioned publication cannot artificially increase or decrease the height of the disk stack due to its structure.

KR 10-2087240 B1 (2020.03.10. Announcement) KR 10-2019-0069567 A (2019.06.19. open)

It is to provide a centrifugal oil-water separator configured to be able to adjust the height of the disk stack according to the state of the liquid to be treated.

A centrifugal oil-water separator according to an embodiment includes a rotating shaft; a fixing unit coupled to the rotation shaft and comprising a support and a pillar; a disk stack coupled to the fixing unit; an oil container coupled to the rotation shaft and positioned above the fixing unit; a rotor coupled to the rotating shaft, surrounding the fixing unit, the disk stack, and the oil container, and having a water outlet and an oil outlet formed on an outer surface thereof; a case coupled to the rotating shaft to surround the rotor and formed with a water outlet and an oil outlet on an outer surface; a motor provided on the case and coupled to the rotation shaft; and a supply pipe for supplying a fluid from the outside of the case to the inside of the rotor; a block extending the column in a height direction; further comprising, wherein the oil container is positionable along the longitudinal direction of the rotation shaft It is characterized in that it is composed.

In addition, the rotor is divided into a plurality of parts, and the plurality of parts may be flange-coupled to each other.

In addition, the case may be divided into a plurality of parts, and the plurality of parts may be flange-coupled to each other.

Also, inside the case, a first guide wall for guiding the water discharged through the water outlet of the rotor to the water outlet of the case, and a second guide wall for guiding the oil discharged through the oil outlet of the rotor to the oil outlet of the case A guide wall may be further provided.

In addition, a ring plate for delaying the discharge of water may be further provided inside the rotor.

In addition, the oil container may include a cylinder having a smaller diameter than the rotor, and having an oil hole communicating with the oil outlet of the rotor through a pipe on an outer surface thereof; a lower plate coupled to the lower portion of the cylinder and having a through hole having a diameter greater than that of the rotation shaft in the center; an upper plate coupled to the upper part of the cylinder, the upper plate having a larger diameter than the cylinder, and having water holes formed on the edge at regular intervals; and a rotating shaft holder coupled to the upper surface of the upper plate.

In the centrifugal oil-water separator according to the embodiment, the fixing unit for fixing the disk stack is configured to be expandable in the height direction, and the oil container is configured to be movable along the longitudinal direction of the rotation shaft.

Accordingly, the user of the centrifugal oil-water separator according to the embodiment can easily adjust the height of the disk stack according to the state of the liquid to be treated.

1 shows a perspective view of a centrifugal oil-water separator according to an embodiment.
2 shows a state in which the centrifugal oil-water separator according to the embodiment is cut.
Figure 3 shows the coupling relationship of the main components of the centrifugal oil-water separator according to the embodiment.
4 shows a state in which the height of the disk stack of the centrifugal oil-water separator according to the embodiment is adjusted.

Hereinafter, a centrifugal oil-water separator according to an embodiment will be described in detail with reference to the accompanying drawings.

1 shows a centrifugal oil-water separator 1 (hereinafter referred to as 'centrifugal oil-water separator (1)') according to an embodiment viewed from a perspective view, and FIG. 2 shows a state in which the centrifugal oil-water separator 1 is cut. , Figure 3 shows the coupling relationship of the main components of the centrifugal oil-water separator (1).

As shown in FIGS. 1 to 3 , the centrifugal oil-water separator 1 includes a rotating shaft 100 , a fixed unit 110 , a disk stack 120 , an oil container 130 , a rotor 140 , and a case 150 . ), a motor 160 and a supply pipe 170 .

The rotating shaft 100 has a predetermined length and is disposed to be perpendicular to the ground. Pinholes 101 may be formed in an upper portion of the rotation shaft 100 at regular intervals.

The fixing unit 110 is coupled to the rotation shaft 100 and functions to fix the disk stack 120 . The fixing unit 110 includes a support 111 for supporting the lower portion of the disk stack 120 , and a pillar 112 vertically formed in the center of the upper surface of the support 111 to surround the rotating shaft 100 . In addition, the fixing unit 110 includes a block 113 for extending the height of the pillar (110). The block 113 has the same cross-sectional shape as the pillar 110 .

The disk stack 120 is composed of a plurality of disks 121 , and is coupled to the pillar 110 of the fixing unit 110 . When the height of the disk stack 120 is higher than the length of the pillar 110 , the block 113 may be further attached to the upper end of the pillar 110 .

The oil container 130 is coupled to the rotation shaft 100 and is located above the disk stack 120 . The oil container 130 is configured to be movable along the longitudinal direction of the rotation shaft 100 .

The rotor 140 has a cylindrical shape, is coupled to the rotation shaft 100 and rotates together with the rotation shaft 100 . The fixing unit 110 , the disc stack 120 , and the oil container 130 are positioned in the inner space of the rotor 140 . A water outlet 141 and an oil outlet 142 are formed on the outer surface of the rotor 140 . At this time, the water outlet 141 is located above the oil outlet 142 .

The rotor 140 may be divided into a plurality of parts along the height direction. At this time, the plurality of parts are flange-coupled to each other. In this case, maintenance of the rotor 140 becomes easy.

The case 150 has a cylindrical shape and is coupled to the rotation shaft 100 . The rotor 140 is positioned in the inner space of the case 150 . A water outlet 151 and an oil outlet 152 are formed on the outer surface of the case 150 . At this time, the water outlet 151 is located above the oil outlet 152 .

Inside the case 150, a first guide wall 153 for guiding the water A discharged through the water outlet 141 of the rotor 140 to the water outlet 151 of the case 150, and the rotor 140 ) may be provided with a second guide wall 154 for guiding the oil (B) discharged to the oil outlet 142 to the oil outlet 152 of the case 150 .

The case 150 may be divided into a plurality of parts along the height direction. At this time, the plurality of parts are flange-coupled to each other. In this case, maintenance of the case 150 becomes easy.

The motor 160 is located on the upper portion of the case 150 , and provides a rotational force to the rotating shaft 100 .

The supply pipe 170 serves to supply the fluids A and B from the outside of the case 150 to the inside of the rotor 140 .

Meanwhile, the oil container 130 may include a cylinder 131 , a lower plate 132 , an upper plate 133 , a rotation shaft holder 134 , and an inclined guide 135 .

The cylinder 131 has a smaller diameter than the rotor 140 , and an oil hole 131a communicating with the oil outlet 142 of the rotor 140 through the pipe 131b is formed on the outer surface.

The inner space of the cylinder 131 becomes a movement path of the oil B, and the space between the outer surface of the cylinder 131 and the inner surface of the rotor 140 becomes a movement path of the water A.

The lower plate 132 is coupled to the lower portion of the cylinder 131 to become the bottom of the cylinder 131 . A through hole 132a having a larger diameter than the rotation shaft 100 is formed in the lower plate 132 . The through hole 132a becomes a movement path of the oil B rising to the center of the disc stack 120 .

The upper plate 133 is coupled to the upper portion of the cylinder (131). The upper plate 133 may be configured to have a larger diameter than the diameter of the cylinder 131 , and water holes 133a are formed on the edge at regular intervals along the circumference. The space between the ceiling of the rotor 140 and the upper plate 133 becomes a movement path of the water (A).

A flange portion 133b may be formed to be extended at an edge of the upper plate 133 . In this case, the upper plate 133 may be coupled between any part of the rotor 140 divided into a plurality of parts and another part adjacent to the part.

The rotation shaft holder 134 is coupled to the center of the upper surface of the upper plate 133 . A pinhole 134a may be formed in the rotation shaft holder 134 in the same size as the pinhole 101 formed in the rotation shaft 100, and in this case, the rotation shaft holder 134 is the rotation shaft (not shown) through a pin (not shown). 100) can be fixed at a specific position (height).

The inclined guide 135 is coupled to the lower portion of the lower plate 132 . An inclined flow path having a narrow width is formed between the upper surface of the disk stack 120 and the lower surface of the inclined guide 135 . The inclined guide 135 allows the oil (B) to be intensively collected in the interior of the cylinder 131 .

On the other hand, the inside of the rotor 140 may be further provided with a ring plate 143 for delaying the discharge of the water (A). The ring plate 143 is positioned between the water outlet 141 and the oil container 130 .

With reference to FIG. 2, the movement path of the water (A) and the oil (B) will be briefly described.

When the mixed solution of water (A) and oil (B) is supplied to the lower part of the rotor 140 through the supply pipe 170 , the water (A) is located at the edge of the disk stack 120 → the rotor 140 and the oil The space between the containers 130 → the water hole (133a) → the ring plate 143 → the water outlet 141 of the rotor 140 → the first guide wall 153 → the water outlet 151 of the case 150 pass through sequentially.

And, the oil (B) is the center of the disc stack 120 → the oil container 130 → the oil outlet 142 of the rotor 140 → the second guide wall 154 → the oil outlet 152 of the case 150 ) sequentially.

4 shows a state in which the height of the disk stack 1 of the centrifugal oil-water separator is adjusted.

Referring to FIG. 4 , when the user wants to increase the height of the disc stack 120 , blocks 113 , 113 ′, 113 ″ are attached to the pillar 112 of the fixing unit 110 , and the oil container It is enough to move 130 to the upper part of the rotating shaft 100 .

At this time, when the rotor 140 is divided into a plurality of parts, the order of the plurality of parts is changed to easily match the height of the oil hole 131a of the cylinder 131 and the oil outlet 142 of the rotor 140 . and by utilizing the flange portion 133b of the upper plate 133 , the oil container 130 can be more firmly fixed to the rotor 140 .

The centrifugal oil-water separator 1 described above is configured such that the fixing unit 110 for fixing the disk stack 120 is expandable in the height direction, and the oil container 130 is movable along the longitudinal direction of the rotating shaft 100 . is configured to

Accordingly, the user of the centrifugal oil-water separator 1 can easily adjust the height of the disk stack 120 according to the state of the liquid to be treated.

Various expressions (terms, visualized images, etc.) used when describing an embodiment of the present disclosure (The Disclosure) are merely selected for the purpose of a tool to increase understanding of the technology.

In addition, due to circumstances, the present disclosure has been described by way of a limited number of embodiments, and those of ordinary skill in the art can devise new embodiments based on the described embodiments within the scope not departing from the technical spirit of the present disclosure. you can do it

Therefore, the claims of the present disclosure should not be limited by some expressions shown in the 'description of the invention' and 'drawings', but should be interpreted broadly based on the underlying technical idea contained throughout the specification.

1: Centrifugal oil-water separator
100: rotation axis
101: pinhole
110: fixed unit
111: support
112: pillar
113: block
120: disc laminate
121: disk
130: oil container
131: cylinder / 131a: oil hole / 131b: pipe
132: lower plate / 132a: through hole
133: upper plate / 133a: water hole / 133b: flange part
134: rotation shaft holder / 134a: pinhole
135: inclined guide
140: rotor
141: water outlet
142: oil outlet
143: ring plate
150: case
151: water outlet
152: oil outlet
153: first guide wall
154: second guide wall
160: motor
170: supply pipe
--
A: Water / B: Oil

Claims (7)

axis of rotation;
a fixing unit coupled to the rotation shaft and comprising a support and a pillar;
a disk stack coupled to the fixing unit;
an oil container coupled to the rotation shaft and positioned above the fixing unit;
a rotor coupled to the rotating shaft, surrounding the fixing unit, the disk stack, and the oil container, and having a water outlet and an oil outlet formed on an outer surface thereof;
a case coupled to the rotating shaft to surround the rotor and formed with a water outlet and an oil outlet on an outer surface;
a motor provided on the case and coupled to the rotation shaft; and
Containing; a supply pipe for supplying a fluid from the outside of the case to the inside of the rotor;
It further includes; a block extending in the height direction of the pillar;
The oil container is a centrifugal oil-water separator, characterized in that it is configured to be movable along the longitudinal direction of the rotation shaft.
The method of claim 1,
The rotor is divided into a plurality of parts, and the plurality of parts are flange-coupled to each other, characterized in that the centrifugal oil-water separator.
The method of claim 1,
The case is divided into a plurality of parts, and the plurality of parts are flange-coupled to each other, characterized in that the centrifugal oil-water separator.
According to claim 1,
Centrifugal oil-water separator, characterized in that the first guide wall is further provided inside the case to guide the water discharged to the water outlet of the rotor to the water outlet of the case.
According to claim 1,
Centrifugal oil-water separator, characterized in that the second guide wall is further provided inside the case to guide the oil discharged to the oil outlet of the rotor to the oil outlet of the case.
The method of claim 1,
A centrifugal oil-water separator, characterized in that a ring plate for delaying the discharge of water is further provided inside the rotor.
The method of claim 1,
The oil container is
a cylinder having a diameter smaller than that of the rotor, and having an oil hole communicating with the oil outlet of the rotor through a pipe on an outer surface thereof;
a lower plate coupled to the lower portion of the cylinder and having a through hole having a diameter greater than that of the rotation shaft in the center;
an upper plate coupled to the upper part of the cylinder, the upper plate having a larger diameter than the cylinder, and water holes formed at an edge at regular intervals; and
A centrifugal oil-water separator comprising; a rotating shaft holder coupled to the upper surface of the upper plate.

Images