KR20190140749A - Multifunction screen device for water treatment plant - Google Patents

Abstract

Embodiments of the present invention relate to a multi-functional screen device of a wastewater treatment facility. An object of the present invention is to provide a multi-functional screen device of a wastewater treatment facility, which is capable of easily removing foreign matter without jamming of the foreign matter. To this end, the multi-functional screen device of a wastewater treatment facility comprises: a first shaft installed on a water collecting tank between a water inlet and a water outlet; a plurality of disk-shaped screens inserted, at regular intervals, into the first shaft and having lower regions submerged in water; a first driving motor coupled to the first shaft to rotate the first shaft and the plurality of disk-shaped screens; a second shaft installed on the water collecting tank in a horizontal direction to the first shaft; and a plurality of blades inserted into the second shaft, wherein the plurality of blades are disposed between the disk-shaped screens on the water collecting tank.

Description

Multifunction screen device for water treatment plant

Embodiments of the present invention relate to a multifunctional screen device of a sewage treatment plant.

In general, in a water treatment plant, a sewage treatment plant or a wastewater treatment plant, in order to prevent the discharge tank from being clogged by a contaminant, a screen is installed in the sump to remove the clutter if it is caught on the screen. In addition, there is also a structure in which the screen is installed in the water tank so as to cross the staircase so that the contaminants caught on the screen to spray the high pressure water to wash the screen. In addition, there is a structure in which a support for raising and lowering the filter in the sump tank is installed at the water outlet to block the inflow of contaminants, and when the contaminant is ground in the filter, the filter is raised by the support to remove the contaminants.

However, such a conventional debris removal device has an inconvenient problem of finally removing the debris by manual labor.

Therefore, recently, the screen net is installed inclined to filter the impurities between the water inlet and the water outlet of the sump, the guide plate is installed at the upper end of the screen net to guide the impurities to move upward, and the impurities removed by the screen net A debris removal device comprising a conveying belt installed on one side of the screen net and the guide plate to move upwards and a debris conveying unit having a plurality of scrapers formed at regular intervals along the feed belt and the feed belt formed by the driving motor and formed thereon is also used. do. Such a debris removal device is a plurality of scrapers formed at regular intervals along the conveying belt to catch the debris and transported upwards along the guide plate to finally discharge the debris to the outside, so that the debris is automatically removed.

However, such a conventional debris removal apparatus often has a debris caught between the conveying belt / scraper and the guide plate so that the conveying belt does not rotate by the drive motor. In this case, there is a problem that the administrator has to manually remove the impurities caught between the transfer belt / scraper and the guide plate, and there is a problem that water treatment is delayed during the manual removal operation. In particular, a lot of phenomenon such as recent wet wipes, vinyl and / or rags are caught between the transfer belt / scraper and the guide plate.

The above-described information disclosed in the background technology of the present invention is only for improving the understanding of the background of the present invention, and thus may include information that does not constitute the prior art.

The problem to be solved according to an embodiment of the present invention is to provide a multi-function screen device of the sewage treatment plant that can easily remove the contaminants without jamming the contaminants.

Multifunctional screen device of the sewage treatment plant according to an embodiment of the present invention comprises a first shaft installed on the water tank between the water inlet and the water outlet; A plurality of disc-shaped screens inserted into the first shaft at intervals so that the lower region is submerged in water; A first driving motor coupled to the first shaft to rotate the first shaft and the plurality of disc shaped screens; A second shaft installed on the sump in a horizontal direction to the first shaft; And a plurality of blades inserted into the second shaft and interposed at intervals between the disc shaped screens on the sump.

Each of the plurality of disk-shaped screens is provided with a recessed portion that is dug inwardly along the circumferential surface, and the suspended matter may be filtered by the recessed portion.

The groove portion has a first flat surface formed in an inward direction from the peripheral surface of the disk-shaped screen; And a second flat surface formed inward from another peripheral surface of the disc-shaped screen and connected to the first flat surface, wherein the first flat surface and the circumferential surface connected thereto form an obtuse angle with each other. The flat surface and the other circumferential surface connected thereto may form an acute angle with each other.

The groove may be formed in the same area or in different areas for each of the plurality of disk-shaped screens.

The plurality of blades are formed in the shape of a pointed rhombus with both ends to catch the impurities caught by the groove portion to discharge to the outside.

The plurality of disk-shaped screens in contact with the water of the sump can rotate in opposite directions with respect to the water flow direction.

And a second driving motor coupled to the second shaft to rotate the second shaft and the plurality of blades, wherein the second shaft and the plurality of blades are connected to the second shaft by the second driving motor. It can rotate in the same direction as the rotation direction.

Embodiment of the present invention provides a multi-functional screen device of the sewage treatment plant that can easily remove the contaminants without pinching of the contaminants.

As an example, embodiments of the present invention include a plurality of disc-shaped screens that rotate in opposite directions with respect to the flow direction of water, and by forming a plurality of grooves around the disc-shaped screen, various grooves in which the grooves float in water, Filter out various debris, such as rags and / or wipes. In addition, an embodiment of the present invention is to install a plurality of blades with a pointed end on one side of the plurality of disk-shaped screen, such that the plurality of blades to catch the trapped in the recessed portion of the disk-shaped secondary to completely discharge to the outside .

Therefore, the embodiment of the present invention can eliminate the phenomenon that the device is not operated because the contaminants are caught in the device. Thus, the administrator can eliminate the inconvenience of manually removing the impurities, and also the water treatment process is performed continuously for 24 hours without delay. Moreover, it is possible to prevent the frequent failure of the device by the recent contaminants such as wet wipes, vinyl and / or rags.

1 is a side schematic view showing a multifunctional screen device of a sewage treatment plant according to an embodiment of the present invention.
Figure 2 is a front schematic view showing a multi-function screen device of the sewage treatment plant according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are provided to more fully explain the present invention to those skilled in the art, and the following examples can be modified in various other forms, and the scope of the present invention is It is not limited to an Example. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the inventive concept to those skilled in the art.

In addition, in the following drawings, the thickness or size of each layer is exaggerated for convenience and clarity of description, and the same reference numerals refer to the same elements in the drawings. As used herein, the term "and / or" includes any and all combinations of one or more of the listed items. In addition, the term "connected" in this specification means not only the case where the A member and the B member are directly connected, but also the case where the A member and the B member are indirectly connected by interposing the C member between the A member and the B member. do.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the singular forms "a", "an" and "the" may include the plural forms as well, unless the context clearly indicates otherwise. Also, as used herein, "comprise, include" and / or "comprising, including" means that the features, numbers, steps, actions, members, elements, and / or groups thereof mentioned. It is intended to specify the existence and not to exclude the presence or addition of one or more other shapes, numbers, operations, members, elements and / or groups.

Although the terms first, second, etc. are used herein to describe various members, parts, regions, layers, and / or parts, these members, parts, regions, layers, and / or parts are defined by these terms. It is obvious that not. These terms are only used to distinguish one member, part, region, layer or portion from another region, layer or portion. Accordingly, the first member, part, region, layer or portion, which will be described below, may refer to the second member, component, region, layer or portion without departing from the teachings of the present invention.

Terms relating to spaces such as "beneath", "below", "lower", "above", and "upper" are associated with one element or feature shown in the figures. It can be used for easy understanding of other elements or features. Terms related to this space are for easy understanding of the present invention according to various process conditions or use conditions of the present invention, and are not intended to limit the present invention. For example, if an element or feature in the figures is inverted, the element or feature described as "bottom" or "bottom" will be "top" or "top". Thus, "below" is a concept encompassing "top" or "bottom".

1 is a side schematic view showing a contaminant removing apparatus 100 of a water and sewage treatment plant 10 according to an embodiment of the present invention.

As shown in FIG. 1, the water and sewage treatment plant 10 is, for example, but not limited to, a water inlet 20 through which water (water, sewage, or wastewater) is introduced, and a water inlet 20 introduced from the water inlet 20. It may include a water collecting tank 30 for collecting and storing water for a predetermined time, and a water discharge tank 40 for discharging water from the water collecting tank 30.

Here, the water collecting tank 30 collects water for a certain time to allow various foreign matters to settle on the floor, and also filters various floating matters floating in the water, for example, various impurities such as vinyl, rags and / or wet tissues. do.

Therefore, the dust removal apparatus 100 for removing such various impurities may be installed in the sump (30).

The debris removal device 100 according to the embodiment of the present invention may include a first shaft 110, a plurality of disc-shaped screens 120, a second shaft 130, and a plurality of blades 140. have.

In addition, the contaminant removing device 100 according to the embodiment of the present invention may further include a first driving motor 150 (see FIG. 2) and a second driving motor 160 (see FIG. 2).

The first shaft 110 is installed on the water collecting tank 30, which is installed in a direction substantially perpendicular to the water flowing direction in the water collecting tank 30. In addition, the first shaft 110 may be coupled to the first driving motor 150 and rotated in a predetermined direction.

The plurality of disc-shaped screens 120 are fitted to the first shaft 110 with a predetermined interval therebetween so that the lower region is submerged in water and the upper region is exposed to the outside without the water submerged. Thus, the horizontal radial direction of the disc shaped screen 120 may be approximately equal to the flow direction of the water. In other words, the thickness direction of the disk-shaped screen 120 may be substantially perpendicular to the flow direction of the water.

In addition, each of the plurality of disk-shaped screen 120 includes a recessed portion 123 formed to be drilled in a predetermined depth inwardly along the circumferential surface, and the various impurities floating in the water are filtered by the recessed portion 123.

For example, the recess 123 has a first depth 121 formed in a predetermined depth in an inward direction from the peripheral surface of the disc-shaped screen 120, and a predetermined depth inward from the other peripheral surface of the disc-shaped screen 120. It may include a second flat surface 122 is formed and connected to the first flat surface 121.

In particular, the first flat surface 121 and the circumferential surface connected thereto may form an obtuse angle, and the second flat surface 122 and the other circumferential surface connected thereto may form an acute angle. Therefore, the contaminants can be caught and filtered by the sharp areas that are acutely reciprocal.

The second shaft 130 is installed on the first shaft 110 in a substantially horizontal direction (or parallel direction), which is also installed on the water collecting tank 30. The second shaft 130 may be coupled to the second driving motor 160 to rotate in a predetermined direction.

The plurality of blades 140 are fitted to the second shaft 130 but are sandwiched in the spacing between the disc shaped screens 120 on the sump 30 (which will be described again below). The plurality of blades 140 are formed in a sharp rhombus shape at both ends to serve to discharge the secondary to the outside by catching the contaminants first filtered by the groove 123.

Here, the first shaft 110 and the plurality of disk-shaped screen 120 by the first drive motor 150 rotates in the direction opposite to the water flow direction. That is, the lower regions of the plurality of disc-shaped screens 120 submerged in the water move in a direction opposite to the flow direction of the water, and primarily filter out various impurities floating in the water. In other words, when the disk-shaped screen 120 rotates in the clockwise direction (see FIG. 1), the recess 123 catches the impurities floating in the water and discharges them to the outside of the water.

In addition, the second shaft 130 and the plurality of blades 140 are rotated by the second driving motor 160 in the same direction as the rotation direction of the plurality of disk-shaped screen 120, so that the plurality of blades 140 The second trapped trapped matter caught in the recess 123 of the disc-shaped screen 120 is discharged completely to the outside. The impurities discharged as described above may be separately stored in the junk storage room (not shown) as in the related art.

In this way, the embodiment of the present invention provides a debris removal apparatus 100 of the water and sewage treatment plant 10 that can easily remove the debris without jamming of the debris. As an example, an embodiment of the present invention includes a plurality of disc shaped screens 120 that rotate in opposite directions with respect to the flow direction of water, and by forming a plurality of recesses 123 around the disc shaped screen 120. In addition, the recess 123 allows to filter out various kinds of contaminants such as various vinyls, rags and / or wet tissues floating in water. In addition, the embodiment of the present invention installs a plurality of blades having a pointed end on one side of the plurality of disc-shaped screen 120, the plurality of blades 140 is the groove portion 123 of the disc-shaped screen 120 ), And catch the trapped foreign matter secondary to completely discharge it to the outside.

2 is a front schematic view showing the apparatus for removing the contaminants 100 of the water and sewage treatment plant 10 according to the embodiment of the present invention.

As shown in FIG. 2, the apparatus for removing the contaminants 100 of the water and sewage treatment plant 10 according to the exemplary embodiment of the present invention is provided on a water collecting tank 30 between the water inlet 20 and the water discharge tank 40. Shaft 110, a plurality of disk-shaped screen 120 is inserted into the first shaft 110 at intervals to be submerged in water, and the first shaft 110 is coupled to the first shaft 110 and the first shaft 110 and First drive motor 150 for rotating a plurality of disk-shaped screen 120, the second shaft 130 installed on the sump tank 30 in the horizontal direction on the first shaft 110, and the second shaft 130 A plurality of blades 140 coupled to the second shaft 130 and interposed at intervals between the disc shaped screens 120 on the sump tank 30 and the second shaft 130 and the plurality of blades 140. ) May include a second driving motor 160 to rotate.

Here, the arrangement interval of the plurality of disc shaped screens 120 may be, for example, but not limited to, about 2.5 cm to 5 cm. Of course, the spacing of the blades 140 disposed between the plurality of disc shaped screens 120 may also be approximately 2.5 cm to 5 cm. Thus, in an embodiment of the present invention, contaminants of size greater than approximately 2.5 cm to 5 cm may be filtered out.

In addition, although the recess 123 is illustrated as being formed in the same area for each of the plurality of disk-shaped screens 120, the present invention is not limited thereto, and the recess 123 is different from each other. By being formed in, the filtering effect of the contaminants can be improved. Of course, the recess 123 may be formed in the same area in each of the plurality of disk-shaped screens 120, but the installation angles of the disk-shaped screens 120 fitted to the first shaft 110 are slightly different. It may be as if the recess 123 is formed in different positions.

In addition, the first shaft 110 may include a first gear 111 coupled to one end, and bearings and supports 112a and 112b coupled to both ends. The first gear 111 is geared to the first rotary gear 151 of the first drive motor 150 to rotate in the same direction as the rotation direction of the first rotary gear 151 of the first drive motor 150. Done. In addition, the first shaft 110 is stably rotated and supported by the bearings and the support parts 112a and 112b.

In addition, a spacer 124 may be further interposed between the plurality of disc shaped screens 120. The spacers 124 are interposed between the disc shaped screens 120 so that the disc shaped screens 120 are always spaced apart from each other without being in close contact with each other.

In addition, the second shaft 130 may include a second gear 131 coupled to one end, and bearings and supports 132a and 132b coupled to both ends. The second gear 131 is geared to the second rotation gear 161 of the second drive motor 160 to rotate in the same direction as the rotation direction of the second rotation gear 161 of the second drive motor 160. Done. In addition, the second shaft 130 is stably rotated and supported by the bearings and the support parts 132a and 132b.

Thus, in the embodiment of the present invention, the plurality of disc-shaped screen 120 is rotated in the opposite direction with respect to the flow direction of the water, the water by the plurality of grooves 123 formed around the disc-shaped screen 120 Various debris, such as various vinyl, rags and / or wipes suspended in the air, are first filtered out of the water.

Then, in the embodiment of the present invention, the plurality of blades 140 disposed between the plurality of disk-shaped screen 120 is rotated, the trapped by the blades 140, the second is completely discharged out of the water.

Therefore, in the embodiment of the present invention, the phenomenon in which the apparatus 100 is not operated because the contaminants are caught in the apparatus 100 can be eliminated. Thus, the inconvenience that the administrator has to manually remove the impurities can be eliminated, and also the water treatment process can be performed continuously for 24 hours without delay. Moreover, frequent failures of the device 100 due to recent contaminants such as wet wipes, vinyl and / or rags can be prevented.

What has been described above is only one embodiment for carrying out the multi-function screen device of the sewage treatment plant according to the present invention, the present invention is not limited to the above-described embodiment, as claimed in the following claims Without departing from the gist of the present invention, those skilled in the art to which the present invention pertains to the technical spirit of the present invention to the extent that various modifications can be made.

10; Water and sewage treatment plant
20; Water inlet 30; Sump
40; Water discharge tank
100; Multifunctional screen device of sewage treatment plant
110; First shaft 111; First gear
112a, 112b; Bearing and support 120; Disc screen
121; First flat surface 122; 2nd flat surface
123; Groove 124; Spacer
130; Second shaft 131; 2nd gear
132a, 132b; Bearing and support 140; blade
150; A first drive motor 151; First rotating gear
160; Second drive motor 161; 2nd rotation gear

Claims (7)

A first shaft installed above the sump between the water inlet and the water outlet;
A plurality of disc-shaped screens inserted into the first shaft at intervals so that the lower region is submerged in water;
A first driving motor coupled to the first shaft to rotate the first shaft and the plurality of disc shaped screens;
A second shaft installed on the sump in a horizontal direction to the first shaft; And
And a plurality of blades inserted into the second shaft and interposed at intervals between the disc-shaped screens on the sump tank. The method of claim 1,
Each of the plurality of disk-shaped screens are formed in the groove grooves in the inward direction along the circumferential surface, the multifunction screen device of the sewage treatment plant, characterized in that the suspended matter is suspended in the water by the groove portion. The method of claim 2,
The recess is
A first flat surface formed in an inward direction from a circumferential surface of the disk-shaped screen; And
A second flat surface formed in an inward direction from another peripheral surface of the disc-shaped screen and connected to the first flat surface,
The first flat surface and the circumferential surface connected thereto form an obtuse angle with each other, and the second flat surface and the other circumferential surface connected thereto form an acute angle with each other. The method of claim 2,
The groove portion is a multi-function screen device of the sewage treatment plant, characterized in that formed in the same area or different areas for each of the plurality of disk-shaped screen. The method of claim 2,
The plurality of blades are formed in a pointed rhombus shape at both ends to catch the impurities filtered by the groove portion to discharge to the outside of the sewage treatment plant. The method of claim 2,
And the plurality of disk-shaped screens in contact with the water of the sump rotate in a direction opposite to the water flow direction. The method of claim 6,
A second driving motor coupled to the second shaft to rotate the second shaft and the plurality of blades;
And the second shaft and the plurality of blades are rotated in the same direction as the rotation direction of the plurality of disk-shaped screens by the second driving motor.

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