KR20200028920A - Multifunction screen device for water treatment plant - Google Patents

Abstract

An embodiment of the present invention relates to a multi-functional screen device for a sewage treatment plant, and a technical problem to be solved is to provide a multi-functional screen device for a sewage treatment plant that can easily remove contaminants without being trapped.
To this end, the present invention is a first shaft installed on the water collecting tank between the water inlet and the water outlet; A plurality of disk-shaped screens sandwiched by the first shaft and spaced apart from each other; A first driving motor coupled to the first shaft to rotate the first shaft and a plurality of disk-shaped screens; A second shaft installed on the collecting tank in a horizontal direction to the first shaft; And a plurality of blades fitted to the second shaft and interposed between the disk-shaped screens on the water collection tank.

Description

Multifunction screen device for water treatment plant

An embodiment of the present invention relates to a multifunctional screen device for a sewage treatment plant.

In general, in a water treatment plant, a sewage treatment plant, or a wastewater treatment plant, a screen is installed in a water collecting tank to prevent clogging of a discharge tank by contaminants. In addition, there is also a structure in which a screen is installed in a water collecting tank to be crossed in a stepwise manner to clean the screen by spraying high pressure water when a contaminated object is caught on the screen. In addition, there is a structure in which a filter installed on the support tank is installed in the water collecting tank so that the filter installed on the support is located at the water outlet to block the inflow of contaminants and when the filter is contaminated, it is raised by the support to remove contaminants.

However, such a conventional apparatus for removing contaminants has an inconvenient problem of finally removing the contaminants manually.

Therefore, recently, the screen network installed obliquely to filter the contaminants between the water inlet and the water outlet of the water collecting tank, the guide plate installed at the upper end of the screen network to guide the contaminants to move upward, and the contaminants removed by the screen network It is installed on one side of the screen net and the guide plate to move upward, and a debris removal device comprising a transfer belt rotated by a driving motor and formed with a plurality of scrapers formed at regular intervals along the transfer belt is also used. do. Such a device for removing contaminants is formed such that a plurality of scrapers formed at regular intervals along the transport belt catch the contaminants and transport them in an upward direction along a guide plate, so that contaminants are finally discharged to the outside, so that contaminants are removed automatically.

However, in such a conventional debris removal device, there are cases in which the contaminants are often caught between the transfer belt / scraper and the guide plate so that the transfer belt is not rotated by the drive motor. In this case, there is an inconvenience in that the administrator has to manually remove the debris caught between the transfer belt / scraper and the guide plate, and there is a problem in that the water treatment is delayed during the manual removal operation. In particular, recent wet tissues, vinyl, and / or contaminants, such as cloth, are frequently caught between the transfer belt / scraper and the guide plate.

The above-described information disclosed in the background 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.

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

A multifunctional screen device for a sewage treatment plant according to an embodiment of the present invention includes a first shaft installed on a water collecting tank between a water inlet and a water outlet; A plurality of disk-shaped screens that are spaced apart from each other at the first shaft so that the lower region is submerged in water and there is no empty space other than the region where the first shaft is fitted; A first driving motor coupled to the first shaft to rotate the first shaft and a plurality of disk-shaped screens; A second shaft installed on the collecting tank in a horizontal direction to the first shaft; And a plurality of blades fitted to the second shaft and interposed in the gap between the disk-like screens on the water collection tank, each of the plurality of disk-like screens being recessed inward along a circumferential surface. The contaminant floating in the water is filtered by the concave portion, and the concave portion includes a first flat surface formed inward from the circumferential surface of the disk-shaped screen; And a second flat surface formed inward from the other circumferential surface of the disk-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, and the second The flat surface and the other circumferential surfaces connected thereto form an acute angle with each other, and the recesses are formed in the same area or in different areas for each of the plurality of disk-shaped screens, and the plurality of blades have a pointed rhombus shape at both ends. It is formed of and catches the contaminants filtered by the grooves and discharges them to the outside. The disc-shaped screen rotates in the opposite direction to the water flow direction, and is coupled to the second shaft to form the second sharp And a second driving motor for rotating the blade and the plurality of blades, wherein the second shaft and the plurality of blades are rotated by the second driving motor in the same direction as the rotational directions of the plurality of disk-shaped screens, and the A spacer is further interposed without an empty space in the entire gap of the plurality of disk-shaped screens as the inside of the recess.

An embodiment of the present invention provides a multifunctional screen device for a sewage treatment plant that can easily remove contaminants without jamming the contaminants.

In one example, the embodiment of the present invention is provided with a plurality of disk-like screens that rotate in the opposite direction to the flow direction of the water, by forming a plurality of grooves around the disk-like screen, various grooves floating in the water, Filter out various contaminants such as cloth and / or wipes first. In addition, in the embodiment of the present invention, a plurality of blades with sharp ends are installed on one side of a plurality of disk-shaped screens, and the plurality of blades are secondarily caught in the concave portion of the disk-shaped screen 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 contaminated object is caught in the device. Accordingly, it is possible to eliminate the inconvenience of the administrator having to manually remove the contaminants, and the water treatment process is continuously performed 24 hours without delay. Moreover, it is possible to prevent frequent malfunctions of the device due to contaminants such as recent wipes, vinyl and / or cloth.

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

Hereinafter, preferred 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 describe the present invention to those of ordinary skill in the art, and the following embodiments can be modified in various other forms, and the scope of the present invention is as follows. It is not limited to the Examples. Rather, these examples are provided to make the present disclosure more faithful and complete, and to fully convey the spirit of the present invention 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 in the drawings refer to the same elements. As used herein, the term “and / or” includes any and all combinations of one or more of the listed items. In addition, in this specification, "connected" means not only when the A member and the B member are directly connected, but also when the C member is interposed between the A member and the B member to indirectly connect the A member and the B member. do.

The terminology used herein is used to describe a specific embodiment and is not intended to limit the present invention. As used herein, singular forms may include plural forms unless the context clearly indicates otherwise. Also, when used herein, "comprise, include" and / or "comprising, including" refer to the shapes, numbers, steps, actions, elements, elements and / or groups of these mentioned. It is to specify existence and not to exclude the presence or addition of one or more other shapes, numbers, actions, elements, 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, component, region, layer, or part described below may refer to the second member, component, region, layer, or part without departing from the teachings of the present invention.

Space-related terms such as “beneath”, “below”, “lower”, “above”, and “upper” refer to elements or features shown in the drawings. It can be used for easy understanding of other elements or features. Terms related to these spaces are for easy understanding of the present invention according to various process states or use states of the present invention, and are not intended to limit the present invention. For example, if an element or feature in a drawing is flipped over, the element or feature described as "bottom" or "below" becomes "top" or "above". Thus, "below" is a concept encompassing "top" or "bottom".

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

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

Here, the water collecting tank 30 serves to collect water for a certain period of time to allow various foreign substances to settle on the floor, and also to filter various floating substances floating in the water, for example, various contaminants such as vinyl, cloth and / or wipes. do.

Therefore, the debris removal device 100 for removing such various debris can be installed in the water collecting tank 30.

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

In addition, the debris removal apparatus 100 according to an 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 direction in which water flows in the water collecting tank 30. Further, the first shaft 110 may be coupled to the first driving motor 150 and rotated in a predetermined direction.

The plurality of disk-shaped screens 120 are fitted to the first shaft 110 at regular intervals, so that the lower region is submerged in water and the upper region is exposed to the outside without being submerged. Therefore, the horizontal diameter direction of the disk-shaped screen 120 may be approximately equal to the water flow direction. In other words, the thickness direction of the disk-shaped screen 120 may be substantially perpendicular to the flow direction of water.

In addition, the plurality of disk-shaped screens 120 each include a recess 123 formed by digging a certain depth in the inner direction along the circumferential surface, and various contaminants floating in the water are filtered by the recess 123.

In one example, the recess 123 is a first flat surface 121 formed to a certain depth in the inner direction from the circumferential surface of the disk-shaped screen 120, and a certain depth inward from the other circumferential surfaces of the disk-shaped screen 120. It may be formed to include a second flat surface 122 is 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 with each other, and the second flat surface 122 and the other circumferential surface connected thereto may form an acute angle with each other. Therefore, the contaminants can be caught and filtered by pointed regions that form an acute angle with each other.

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

The plurality of blades 140 are fitted to the second shaft 130 but interposed in the gap between the disk-shaped screens 120 on the water collecting tank 30 (this will be described again below). The plurality of blades 140 have both ends formed in a pointed rhombus shape, and serve to catch contaminants primarily filtered by the recesses 123 and discharge them to the outside secondarily.

Here, the first shaft 110 and the plurality of disk-shaped screens 120 are rotated in the opposite direction to the flow direction of water by the first driving motor 150. That is, the lower region of the plurality of disk-shaped screens immersed in water moves in the opposite direction to the flow direction of the water, and primarily filters out various contaminants floating in the water. In other words, the disk-shaped screen 120 rotates in a clockwise direction (see FIG. 1), so that the concave portion floating in the water is caught by the recess 123 and discharged out of the water.

In addition, by the second driving motor 160, the second shaft 130 and the plurality of blades 140 are rotated in the same direction as the rotational direction of the plurality of disk-shaped screens 120, resulting in a plurality of blades 140 The secondary-shaped screen 120 catches the contaminant caught in the recess 123 and discharges it completely outward. The discharged contaminants may be stored separately in the contaminant storage room (not shown) as in the prior art.

In this way, the embodiment of the present invention provides a debris removal device 100 of a water and sewage treatment plant 10 that can easily remove the contaminants without jamming the contaminants. In one example, the embodiment of the present invention is provided with a plurality of disk-shaped screen 120 that rotates in the opposite direction to the flow direction of the water, by forming a plurality of grooves 123 around the disk-shaped screen 120 , The groove portion 123 is primarily to filter out various contaminants such as various vinyl, cloth and / or wipes floating in the water. In addition, in the embodiment of the present invention, a plurality of blades 140 with sharp ends are installed on one side of the plurality of disk-shaped screens 120, and the plurality of blades 140 are recesses 123 of the disk-shaped screen 120. ) To catch the trapped secondary jam and discharge it completely outward.

2 is a front schematic view showing a debris removal apparatus 100 of a water and sewage treatment plant 10 according to an embodiment of the present invention.

As shown in FIG. 2, the apparatus 100 for removing contaminants in a water treatment plant 10 according to an embodiment of the present invention is installed on a water collecting tank 30 between a water inlet 20 and a water discharge tank 40. The shaft 110 and the first shaft 110 are spaced apart from each other with a plurality of disc-shaped screens 120 in which the lower region is submerged in water, and the first shaft 110 is coupled to the first shaft 110 and The first driving motor 150 for rotating the plurality of disk-shaped screens 120, the second shaft 130 and the second shaft 130 installed on the collecting tank 30 in the horizontal direction to the first shaft 110 A plurality of blades 140, which are interposed in the gap between the disk-shaped screen 120 on the water collecting tank 30 and coupled to the second shaft 130, the second shaft 130 and the plurality of blades 140 It may include a second driving motor 160 for rotating.

Here, the arrangement spacing of the plurality of disk-shaped screens 120 may be, for example, but not limited to approximately 2.5 cm to 5 cm. Of course, according to this, the spacing of the blades 140 disposed between the plurality of disk-shaped screens 120 may also be approximately 2.5 cm to 5 cm. Therefore, in an embodiment of the present invention, contaminants having a size larger than approximately 2.5 cm to 5 cm may be filtered.

In addition, in FIG. 2, the grooves 123 are illustrated as being formed in the same area for each of the plurality of disk-shaped screens 120, but the present invention is not limited thereto, and the grooves 123 are different areas. By being formed in, it is possible to improve the filtering effect of contaminants. 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 angle of the disk-shaped screen 120 fitted to the first shaft 110 is slightly different. , It may be as if the recesses 123 are formed at 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 rotation gear 151 of the first drive motor 150, thereby rotating in the same direction as the rotation direction of the first rotation gear 151 of the first drive motor 150 Is done. In addition, the first shaft 110 is stably rotated and supported by bearings and support parts 112a and 112b.

In addition, spacers 124 may be further interposed in the gaps of the plurality of disk-shaped screens 120. The spacer 124 is interposed between the disk-shaped screens 120, so that the disk-shaped screens 120 are not in close contact with each other and are always spaced apart at regular intervals.

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, thereby rotating in the same direction as the rotation direction of the second rotation gear 161 of the second drive motor 160 Is done. In addition, the second shaft 130 is stably rotated and supported by bearings and support parts 132a and 132b.

In this way, in the embodiment of the present invention, the plurality of disk-shaped screens 120 rotate in the opposite direction to the flow direction of the water, but the water is formed by a plurality of grooves 123 formed around the disk-shaped screen 120. A variety of contaminants, such as various vinyls, cloths and / or wet tissues, floating in the water 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 screens 120 rotates, and by these blades 140, contaminants are caught and completely discharged out of the water.

Therefore, in the embodiment of the present invention, the phenomenon that the device 100 is not operated because the contaminant is caught in the device 100 may be eliminated. Thus, the inconvenience of the administrator having to manually remove the contaminants can be eliminated, and the water treatment process can be performed continuously for 24 hours without delay. Moreover, frequent malfunctions of the device 100 due to contaminants such as recent wipes, vinyl, and / or cloth can be prevented.

What has been described above is only one embodiment for implementing a multi-functional screen device for a sewage treatment plant according to the present invention, and the present invention is not limited to the above-described embodiment, and the present invention as claimed in the following claims Anyone who has ordinary knowledge in the field to which the present invention belongs, without departing from the gist of the present invention, will be said to have the technical spirit of the present invention to the extent that various changes can be implemented.

10; Water and sewage treatment plant
20; Water inlet 30; Catchment tank
40; Water outlet
100; Multifunctional screen device in sewage treatment plant
110; First shaft 111; First gear
112a, 112b; Bearings and supports 120; Disc screen
121; First flat surface 122; 2nd flat surface
123; Recess 124; Spacer
130; Second shaft 131; Second gear
132a, 132b; Bearings and supports 140; blade
150; A first driving motor 151; 1st rotation gear
160; A second driving motor 161; 2nd rotation gear

Claims (1)

A first shaft installed on the water collecting tank between the water inlet and the water outlet;
A plurality of disc-shaped screens that are spaced apart from each other at the first shaft so that the lower region is submerged in water and there is no empty space other than the region where the first shaft is fitted;
A first driving motor coupled to the first shaft to rotate the first shaft and a plurality of disk-shaped screens;
A second shaft installed on the collecting tank in a horizontal direction to the first shaft; And
It is fitted to the second shaft, but includes a plurality of blades interposed in the gap between the disk-shaped screen on the water collection tank,
Each of the plurality of disk-shaped screens is formed with a recess formed in the inner direction along the circumferential surface, and the contaminants floating in the water are filtered by the recess, the recess formed inward from the circumferential surface of the disk-shaped screen. A first flat surface; And a second flat surface formed inwardly from another circumferential surface of the disk-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, and the second The flat surface and the other circumferential surfaces connected thereto form an acute angle with each other,
The groove portion is 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 form of a pointed rhombus at both ends to catch the contaminants filtered by the recesses and discharge them to the outside. ,
The plurality of disk-shaped screens in contact with the water in the water collecting tank rotate in the opposite direction to the water flow direction,
A second driving motor coupled to the second shaft to rotate the second shaft and the plurality of blades, the second shaft and the plurality of blades by the second driving motor, the plurality of disk-shaped screens Rotates in the same direction as the direction of rotation,
A multifunctional screen device for a sewage treatment plant, characterized in that a spacer is further interposed without an empty space in the entire gap of the plurality of disk-shaped screens as the inside of the recess.

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