KR20100056053A - Manhole - Google Patents

Abstract

PURPOSE: A manhole for sewage is provided to filter dirt in wastewater by installing a screen, and to prevent an offensive odor by eliminating the dirt when a manhole cover is opened. CONSTITUTION: A manhole for sewage comprises an inverter groove(14), screen mounting grooves(15,16), and a dirt removal screen. The inverter groove is formed in the bottom(13) of a manhole(10) toward an outlet(12). The screen mounting grooves are formed in the bottom of the manhole in order to install screens(20,30) between an inlet(11) and the outlet. The dirt removal screen collects dirt filtered from the screens.

Description

Sewage Manhole {MANHOLE}

The present invention relates to a sewage manhole for installing a plurality of screen mounting grooves in a concrete manhole so as to filter the dirt easily by installing a screen if necessary.

In general, wastewater generated from various restaurants and production plants, including domestic sewage from toilets, kitchens, and bathhouses of each household is drained to sewage treatment facilities through sewage pipes, that is, through manholes.

The manhole forms a rectangular cylinder structure in which an upper part is opened to cover the wastewater inlet, and constitutes a wastewater inlet and an outlet at the side thereof, and a bottom is a concrete structure having a gradient for smooth water flow.

The wastewater flowing into the conventional manhole includes various contaminants, that is, dirt, some of which is caught in the manhole, and another part is caught in the sewer pipe to prevent the flow of sewage, as well as decay of organic matter, causing serious odors. Generates.

In addition, if the sewage is safely transported to the sewage treatment facility together with the sewage, the sewage treatment plant performs the work of filtering the sewage through various water treatment processes. In the process, various organic substances decay, accompanied by a bad smell, as well as these wastes act as a load of the sewage treatment plant, there is a problem that you have to pay a lot of costs for water treatment.

The present invention has been devised to solve the above-mentioned conventional problems, and its object is to allow the installation of a plurality of screens in the manhole, if necessary, to filter and collect the wastes introduced with the wastes. This is to provide a sewage manhole that can prevent the occurrence of bad smells due to decay and prevent the occurrence of odors caused by decay in the manhole or sewage pipeline. .

In addition, another object of the present invention is to form a screen assembly groove on the bottom of the manhole to facilitate the installation of the screen quickly.

In addition, another object of the present invention is to be installed on the bottom of the manhole on which the screen is installed to guide the screen to move up and down the waste collection network to quickly and easily remove the collected waste.

In addition, another object of the present invention is to form an inverter from the inlet to the outlet at the bottom of the manhole to improve the drainage function of sewage.

Sewage manhole according to the present invention for achieving the above object,

One side has a sewage inlet port, the other side has an outlet port, and a manhole cover is installed at the upper part of the opening, and a manhole is formed at the bottom of the manhole to induce a smooth natural drainage to the outlet port. Forming the inverter groove facing, characterized in that the plurality of screen mounting grooves on the bottom so as to install the screen for filtering the dirt between the inlet and outlet.

In addition, the present invention, the screen is mounted on the screen mounting groove is arranged in the order from the narrow to the gap between the manure from the inlet to the outlet, the waste collection network for collecting the waste filtered by the screen is further characterized in that it is configured It is done.

In addition, the present invention, the manure in the longitudinal direction is composed of a plurality of horizontally arranged at a predetermined interval and comprises a screen installed with a manure support upper and lower, the waste collection network is to be placed on top of the first, second screen It is achieved by collecting and filtering the collected waste, which is then dehydrated first.

In addition, the present invention is achieved by configuring the upper part of the screen to be bent toward the outlet so that when the filtered filth is collected by pulling it upwards, the filth and the collecting tool are not interfered with the upper support.

In addition, the screen of the present invention, the vertical manure is gibbed at regular intervals and is provided with a support for supporting the manure at the bottom, the trash collection net is penetrated through the manure of the screen to move up and down the This is accomplished by placing the dirt on the bottom of the manhole and allowing the dirt to accumulate by the screen to lift the dirt net out of the manure and then collect the dirt.

In addition, the present invention, by installing a guide for guiding the screen on both inner walls of the manhole on which the screen is installed, and connecting the collection net to the bottom of the screen at an angle corresponding to the floor to lift the screen and the collection net and Achievement is achieved by lifting up the dirt together.

The manhole of the present invention is provided with a plurality of screen mounting grooves on the inner bottom to allow installation of the screen according to the site, as well as to simply collect the sewage of the sewage (filth) contained in the sewage as needed There is an effect that can be performed as a function.

As the screen can be installed in this way, the sewage contained in the sewage can be filtered as the sewage contained in the sewage can be collected from the outside after the manhole cover is opened so that sewage pipes are blocked by the sewage contained in the sewage. Sedimentation can prevent odor-causing phenomena and reduce the load on sewage treatment plants.

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

Figure 1a is a perspective view showing the structure of the sewage manhole according to the invention, Figure 1b is a side cross-sectional view showing the structure of the sewage manhole according to the invention, Figure 1c is a view showing the structure of the sewage manhole according to the invention It is a cross section.

As shown in these figures, the manhole 10 of the present invention has a rectangular cylindrical structure having an upper portion as a concrete structure, and a manhole cover 40 is installed in the opening.

The sewage inlet 11 is formed at one side of the manhole 10, and the sewage outlet 12 is formed at the other side. The inlet 11 is located higher than the outlet 12, the outlet 12 is formed to the bottom (13) height is configured to facilitate the discharge of sewage.

In addition, the manhole bottom 13 is formed with an inverter groove 14 toward the outlet 12 so as to have a gradient toward the sewage outlet 12 and increase drainage efficiency.

In particular, the manhole bottom 13 has a plurality of screen mounting grooves are formed horizontally so that the screen can be installed according to the site conditions.

The manhole 10 of the present invention is configured to match the number of screen mounting grooves according to the site conditions. In the drawings, two screen mounting grooves are shown, and the screen coupled thereto is also shown as being configured with two.

In order to help understand the description, the screen mounting groove on the inlet 11 side is represented by the first screen mounting groove 15, and the screen mounting groove on the outlet 12 side is represented by the second screen mounting groove 16. In addition, a screen coupled to the first screen mounting groove 15 is divided into a first screen 20 and a screen installed in the second screen mounting groove 16 is divided into a second screen 30.

The first and second screens 20 and 30 have a structure in which vertical manure 22 is horizontally installed at a predetermined interval, and the spacing of manure 32 of the second screen 30 is the first screen. (20) narrower than the spacing of the manure (22). As the number of screens increases, the spacing of the manure 22 and 32 becomes narrower toward the outlet 12.

This is to ensure that the filth is not obstructed to the flow of filthy water by the filtered filths, which are sequentially filtered according to the size from the large to the small.

As shown in the first and second screens 20 and 30, support bars 21a, 21b, 31a and 31b are formed above and below the manure 22 and 32. As shown in FIG.

When the first and second screens 20 and 30 having such a structure are mounted in the first and second screen mounting grooves 15 and 16, respectively, the lower portions of the first and second screens 20 and 30 are provided. The lower ends of the supports 21b, 31b and the manure meat 22, 32 are inserted into the first and second screen mounting grooves 15 and 16, and the first and second screen mounting grooves 15 ( When the depth of the 16 is equal to the depth of the inverter groove 14, the lower supports 21b and 31b of the first and second screens 20 and 30 block the lower portion of the inverter groove 14. This will act as an obstacle to the flow of sewage. To prevent this, the first and second screen mounting grooves 15 and 16 are deeper than the height of the lower supports 21b and 31b of the first and second screens 20 and 30 than the inverter grooves 14. When the first and second screens 20 and 30 are mounted in the first and second screen mounting grooves 15 and 16, the lower supporters of the first and second screens 20 and 30 31a) and 31b are not exposed to the outside.

If necessary for firm coupling of the screen, the first and second screens 20 and 30 are equipped with mortar in the first and second screen mounting grooves 15 and 16 to which the mortar is filled and cured. The first and second screens 20 and 30 are integrated.

On the other hand, the top of the first screen 20 and the second screen 30, the waste collection network 50 is configured to be placed. That is, when dirt is filtered on the first and second screens 20 and 30, the manager opens the manhole cover 40 and separates the dirt from the manure 22 and 32 using a tool such as a forceps. In this case, the waste is not only heavy because it contains a large amount of sewage, as well as transporting equipment and equipment around the manhole 10 due to falling sewage, which makes it difficult to collect the waste. Therefore, in order to prevent this, the collected waste is put on the waste collection network 50 for a predetermined time before collecting the waste so that dehydration is made and collected.

The waste collection network 50 may comprise a handle 52, through which it is easy to transport dehydrated soil to the collection equipment or facility.

Figure 2 is a cross-sectional view showing an embodiment of the screen mounted on the sewage manhole according to the present invention, as shown in the manure 22, 32 of the first screen 20 and the second screen 30 The upper part has a structure bent toward the outlet 12.

It is possible to use a tool for removing foreign matters such as a rake when collecting dirt caught on the first and second screens 20 and 30. In order to collect the dirt using a tool such as a rake, the dirt filtered on the manure (22) and (32) is pushed to the manure (22) and then lifted to the upper part as it is. The ends of the dirt and the tool may be interfered by being caught by the supports 21a and 31a provided on the upper portions of the first and second screens 20 and 30. In order to prevent this, the upper part of the manure meat 22 and 32 is formed to be bent toward the outlet 12. Therefore, when collecting the dirt can be easily collected without being disturbed by the support (21a, 31a) of the upper portion of the first, second screen (20, 30).

Figure 3a, 3b is a cross-sectional view showing another embodiment of the screen and the waste collection net is installed in the sewage manhole according to the present invention, as shown in the first, second screen 20, 30 is a vertical manure The ribs 22 and 32 are rolled at regular intervals, and a support 21b and 31b supporting the manure 22 and 32 is formed at the lower portion thereof.

The waste collection network 50a has a through hole 51 through which the manure flesh 22 and 32 of the first screen 20 and the second screen 30 pass, so that the manure flesh 22 and 32 are formed. The ride down is installed close to the bottom (13).

When the filth is filtered and accumulated by the first and second screens 20 and 30, the filth is naturally placed on the filth collection net 50a placed on the bottom 13, and the manager filters the filth collecting net 50a. Just pick up the dirt by lifting the upper part of the flesh (22) (32).

When the waste collection is completed, if the through hole 51 of the waste collection network 50a is lowered to the bottom 13 in a state corresponding to the manure 22, it is returned to its original position.

By the waste collection network 50a having such a structure, it is possible to quickly and easily collect the wastes filtered by the first and second screens 20 and 30.

Longer handles 52a may be formed on both sides of the waste collection network 50a in order to perform the operation more conveniently.

Figure 4 is a cross-sectional view showing another embodiment of the screen and sewage collection net (50b) installed in the sewage manhole according to the present invention, as shown in the first and second screen 20, 30 is installed manhole (10) Guides 60 for guiding the first and second screens 20 and 30 are installed on both inner walls so that the first and second screens 20 and 30 are installed so as to move up and down. The dirt collection net 50b is connected to the bottom of the first and second screens 20 and 30 at an angle coinciding with the bottom 13.

Since the waste collection network 50b and the first and second screens 20 and 30 are integrated, lifting the first and second screens 20 and 30 also lifts the waste collection network 50b together. Will be raised.

If dirt is filtered out on the first and second screens 20 and 30 by this structure, the dirt is naturally placed on the dirt collection network 50b.

When the amount of dirt increases, the worker lifts the first and second screens 20 and 30 itself for the waste collection. At this time, the waste collection net 50b connected to the bottom is lifted together. The dirt placed on the collection network 50b is also lifted up together. The first and second screens 20 and 30 are lifted off to remove dirt from the waste collection network 50b, and then the first and second screens 20 and 30 are placed on the guides 60 on both sides. If you put it down and return to its original state, the waste collection work is completed.

As such, when the first and second screens 20 and 30 are lifted up, the lower dirt collection net 50b is lifted up along with the dirt, so that the collection work of the dirt can be performed more quickly and simply.

Figure 1a is a perspective view showing the structure of the sewage manhole according to the present invention.

Figure 1b is a side cross-sectional view showing the structure of the sewage manhole according to the present invention.

Figure 1c is a front sectional view showing the structure of the sewage manhole according to the present invention.

Figure 2 is a cross-sectional view showing one embodiment of a screen mounted on the sewage manhole according to the invention,

Figure 3a, 3b is a cross-sectional view showing another embodiment of the screen and the waste collection net installed in the sewage manhole according to the present invention.

Figure 4 is a cross-sectional view showing another embodiment of the screen and the waste collection net installed in the sewage manhole according to the present invention.

*** Explanation of symbols for the main parts of the drawing ***

10-manhole 11-inlet

12-outlet 13-floor

14-Inverter groove 15-First screen mounting groove

16-2nd screen mounting groove 20-1st screen

21a, 21b, 31a, 31b-support 22, 32-manure

30-2nd Screen 40-Manhole Cover

50,50a, 50b-Sewage Collector 51-Through Hole

60-Guide

Claims (7)

One side has a sewage inlet 11, the other side has an outlet 12, an open upper manhole cover 40 is installed, the bottom 13 to induce a smooth natural drainage to the outlet (12) In the manhole 10 in which a gradient is formed, An inverter groove 14 is formed in the bottom 13 of the manhole 10 toward the outlet 12, Between the inlet 11 and the outlet 12 is characterized in that the screen mounting grooves 15, 16 on the bottom 13 so as to install the first and second screens 20, 30 for filtration Sewage manhole. The sewage manhole according to claim 1, wherein the screen mounting grooves (15) (16) are configured in a double row. The first and second screens 20 and 30 mounted in the screen mounting grooves 15 and 16 are manures 22 and 32 from the inlet 11 toward the outlet 12. ) Spaced from the widest to the narrowest, Sewage manholes, characterized in that the first and second screen 20, 30, the waste collection network (50) for collecting filth collected by the filter. According to claim 3, The first and second screens (20, 30), the manure (22, 32) in the longitudinal direction is composed of a plurality of horizontally arranged at a predetermined interval, the manure (22, 32) The upper and lower portions of the manure (22, 32) support (21a) (21b) (31a) (31b) is installed, The waste collection network 50 is configured to be mounted on the upper portion of the first, second screen 20, 30, the wastewater manhole for collecting after the first dehydration by collecting the filtered soil. The method of claim 4, wherein the first and second screens (20, 30), so as to collect the collected dirt to the top, so that the dirt and the collection tool does not interfere with the upper support (21a) (31a). The sewage manhole, characterized in that the upper portion of the first, second screen 20, 30 to be bent toward the outlet 12 in order to. According to claim 3, The first and second screens 20, 30, vertical manure (22, 32) is gibbed at regular intervals and support the manure (22, 32) in the lower portion Supporters 21b and 31b are provided, The waste collection network 50a is penetrated through the manure 22 and 32 of the first and second screens 20 and 30 so as to be lowered and placed on the manhole bottom 13, When sewage is accumulated by the first and second screens 20 and 30, the sewage collection net 50a is lifted up and separated from the manure 22 and 32, and the sewage is collected. manhole. The guide 60a of claim 3, wherein the guides 60a guide the first and second screens 20 and 30 to inner walls of both sides of the manhole 10 where the first and second screens 20 and 30 are installed. 60b), The bottom of the first and second screens 20 and 30 are connected to the dirt collection net 50b at an angle coinciding with the bottom 13, When the first and second screens 20 and 30 are lifted up, the sewage manhole is characterized in that the waste is lifted up together with the waste collection network 50b.

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