KR100377386B1 - Method and apparatus of continuously sewage and waste water treatment using multi - flow singleness basin - Google Patents

Abstract

The present invention installs aeration tank, denitrification and dephosphorization tank as well as sedimentation tank in a single flow channel in the form of a circular flow path in a single flow tank, so that the continuous flow type. The waste oil can be easily and easily treated. The method and apparatus for wastewater treatment, the technical configuration of which is installed inside a single tank with a concentric circular overlapping flow, is connected through an inflow manhole and an inflow pipe to separate wastewater and denitrification tanks in which wastewater is provided. The aeration tank inlet is installed through the flow guide plate 1 which regulates the inflow of the waste water into the aeration tank at a predetermined position, and the denitrification is carried out through the flow guide plate 2 so that the waste water of the aeration tank flows into the denitrification and dephosphorization tank. A dehydration tank inlet is installed, and a number of diffusers are arranged at equal intervals inside the aeration tank to perform the aeration of inflow water. One side of the aeration tank is installed, one end of the transfer pipe is installed, the sedimentation tank is installed so that the aeration of the aeration completed through the rectifying plate in the middle of the single tank and the discharge tank is discharged through the discharge tank.

Description

FIELD OF APPARATUS OF CONTINUOUSLY SEWAGE AND WASTE WATER TREATMENT USING MULTI-FLOW SINGLENESS BASIN}

The present invention provides aeration tank, denitrification and dephosphorization tank as well as the sedimentation tank in a single flow channel in the form of a circular flow path in the form of a separate flow path to form a continuous flow. The present invention relates to a method and apparatus for treating sewage and wastewater, and in particular, a denitrification / dephosphorization tank installed inside a single tank with concentric circular overlapping oil is communicated through an inflow manhole and an inflow pipe so that sewage and wastewater flows in. Denitrification and dephosphorization reaction are performed by inducing a series flow of sewage and wastewater through an agitator installed in the agitator, and controlling the inflow of wastewater into aeration tank at a predetermined position separating the denitrification and dephosphorization tank and the aeration tank. The aeration tank inlet is installed through the flow guide plate, and the flow guide plate is provided so that the lower and waste water of the aeration tank flows into the denitrification and dephosphorization tank. Denitrification and dephosphorization tank inlets are installed through the trap 2 and a plurality of diffusers are disposed at equal intervals inside the aeration tank to perform aeration of the inflow water, and one end of the aeration tank is installed on one side of the aeration tank to provide a single flow path. Sedimentation and discharge of the aeration completed through the rectifying plate in the center of the tank, and discharged through the discharge tank, the denitrification, dephosphorization tank, aeration, and sedimentation tank are disposed through concentric circular walls inside the circular reactor. By inducing series flow of sewage, it is possible to carry out the advanced treatment of sewage and wastewater in a narrow space effectively and easily, as well as to maintain the stable water quality. It relates to a wastewater treatment method and apparatus.

In general, known methods for treating sewage and wastewater include various methods such as long-term aeration, catalytic oxidation, and water spraying, including activated sludge, as a method of proliferating and culturing aerobic microorganisms and degrading organic matters. These treatment methods are required to remove the suspended solids flowing into the sewage and wastewater in the primary sedimentation tank, and to require a secondary sedimentation tank, including an aeration tank for cultivating and propagating aerobic microorganisms by maintaining a constant dissolved oxygen. There is a disadvantage that the structure for the treatment is enlarged and the treatment structure is complicated.

In particular, the sewage and wastewater treatment is to be carried out by chemical agglomeration, sedimentation method, purification method using an activated sludge method, and electrochemical treatment method for physical and chemical solid-liquid separation, wherein the wastewater using the activated sludge method is used. In the treatment of, an aeration tank for culturing and propagating the first settling tank and aerobic microorganisms, and a sedimentation tank for secondary sedimentation to separate the sludge sedimentation of the influent water after the aeration process are required. Of course, there is a drawback of requiring a reactor, and there are many problems such as low nutrient removal efficiency in influent, causing eutrophication.

The present invention has been invented in order to improve the various problems of the prior art as described above, the purpose of the aeration tank, denitrification and dephosphorization tank as well as the sedimentation tank is installed in a single flow path in the form of a separate flow path to the continuous flow type. Efficient and easy treatment of wastewater, as well as efficient operation of advanced wastewater treatment in a narrow space of a circular reactor by agitators, ensures stable treatment water quality. It is to provide a continuous flow type sewage and wastewater treatment method and apparatus by a single channel.

1 is a plan configuration diagram of a single channel continuous flow type sewage and wastewater treatment apparatus according to the present invention.

Figure 2 is a front cross-sectional view of the present inventors flow channel single stream continuous flow sewage and wastewater treatment apparatus.

Explanation of symbols on the main parts of the drawings

10 ... single oil tank 20 ... denitrification, dephosphorization tank

30 Inlet manhole 40 Waste water inlet piping

50 agitator support 60 agitator

70 ... Round divider 80 ... Flow guide plate1

90 ... Aeration tank inlet 100 ... Flow guide plate 2

110 Denitrification and dephosphorization inlet 120 Aeration tank

130 ... Industry 140

150 ... Sedimentation tank 160 ... Rectifying plate

170 ... ware 180 ... treated water transfer piping

190 Discharge tank 200 Sludge return piping

210.Exhaust sludge discharge piping

As a technical configuration for achieving the above object, the present invention is a denitrification, dephosphorization tank, which is installed in the conduit-like circular overlap flow path through the inlet manhole and the inlet pipe to be provided for the inflow of waste water.

The aeration tank inlet is installed through a flow guide plate 1 for controlling the inflow of the waste water into the aeration tank at a predetermined position in the partition wall partitioning the denitrification and dephosphorization tank, and the waste water of the aeration tank is denitrated and dephosphorized. Denitrification tank inlet is installed through the flow guide plate so that the inlet can be introduced.

One side of the aeration tank is provided with one end of the transfer pipe is installed in the double channel single tank characterized in that it comprises a sedimentation tank is installed so that the aeration of the aeration completed through the rectifying plate in the center of the single tank flow channel and discharged through the discharge tank By providing a continuous flow type sewage and wastewater treatment system.

In addition, the present invention, the denitrification, dephosphorization tank is installed in the single tank with concentric circular overlap flow through the inflow manhole and inflow pipe so that the sewage and waste water flows in, and the partition wall for partitioning the denitrification dephosphorization tank and the aeration tank. The denitrification / dehydration tank inlet is installed through the flow guide plate 2 so that the waste water of the aeration tank flows into the denitrification / dephosphorization tank at a location and is mixed with the inflow / waste water through the stirrer installed in the denitrification / dephosphorization tank and in series. A denitrification / dephosphorization step of conducting denitrification and dephosphorization by inducing a flow;

The aeration tank inlet is installed through a flow guide plate 1 for controlling the inflow of the wastewater at a predetermined position in the partition wall partitioning the denitrification / dephosphorization tank and the aeration tank so as to regulate the aeration tank inflow of the wastewater. A plurality of diffusers are disposed at equal intervals to perform the aeration of the influent, and the aeration and wastewater aeration step of inducing a series flow of the sewage and wastewater through an agitator,

One side of the aeration tank is provided with one end of the conveying pipe is installed in the overlap flow through the rectifying plate in the middle of the single tank sedimentation of the aeration completed for a predetermined time, including a sediment discharge step of discharging to the discharge tank through the treated water transfer pipe connected to the weir It is by providing a continuous flow type sewage and wastewater treatment method by a single flow channel characterized in that the configuration.

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

1 is a planar configuration diagram of a continuous flow type sewage / wastewater treatment apparatus of a single channel of a single flow path according to the present invention, and FIG. 2 is a front sectional configuration diagram of a continuous flow type sewage / wastewater treatment apparatus of a single channel of a double channel according to the present invention. The denitrification and dephosphorization tank 20 is installed inside the single tub 10 of the upper flow path and communicates through the inflow manhole 30 and the wastewater inflow pipe 40 so that the wastewater flows in. A plurality of stirrers 60 are installed via the stirrer supporter 50 to induce a series flow of waste water inward and downward, and at a predetermined position of the circular dividing wall 70 partitioning the denitrification / dephosphorization tank 20. Aeration flow rate guide plate 1 (80) is installed in the aeration tank inlet (90) to adjust the flow rate so that the lower and lower waste water flows smoothly into the aeration tank (120), so that the waste water of the aeration tank flows into a denitrification and dephosphorization tank. Denitrification and dephosphorization via flow rate guide plate 2 (100) The tank inlet 110 is installed

In addition, the aeration tank 120, which is installed in the aeration tank with a plurality of diffusers 130 are arranged at equal intervals to perform the aeration of the influent, through the stirrer support unit 50 to induce the serial flow of the waste water. A plurality of stirrers 60 are installed, and the transfer pipe 140 is communicated with the rectifying plate 160 of the settling tank 150 at one side of the aeration tank 120.

In addition, the upper periphery of the settling tank 150 is provided with a ware 170 for collecting the settled treated water, the ware 170 is made of a configuration that is addressed to the discharge tank 190 through the treated water transport pipe 180.

In the drawings, reference numeral 200 denotes a sludge conveying pipe installed to convey excess sludge settled at the bottom of the settling tank 150 back to the inflow manhole 30, and 210 denotes a sludge conveying sludge. It is plumbing.

One embodiment of the continuous flow type sewage / wastewater treatment method using a single channel of the present invention having such a configuration will be described in detail as follows.

The denitrification and dephosphorization tank 20 installed inside the single tank 10 in a concentric circular overlap flow path is configured to separate the inflow manhole 30 and the waste water inflow pipe 40 located outside the single flow path 10 in the overlap flow path. The waste water is installed to communicate with the wastewater, and the denitrification tank 20 is provided with a plurality of stirrers 60 through the stirrer supporter 50 to induce a series flow of wastewater. Remove nitrogen and phosphorus inside.

At this time, the flow guide plate 1 (80) for adjusting the flow rate so that the waste water flows smoothly into the aeration tank 120 at a predetermined position of the separation wall 70 partitioning the denitrification. It is installed at the aeration tank inlet 90, and the denitrification / dehydration tank inlet 110 is installed through the flow guide plate 2 (100) so that the lower and the waste water of the aeration tank flows into the denitrification / dephosphorization tank to achieve internal circulation. The guide plate 1 80 and the flow rate guide plate 2 100 may freely control the opening and closing amounts of the aeration tank inlet 90 and the denitrification / dehydration tank inlet 110 by a power transmission means such as a motor.

Subsequently, the aeration tank 120 located at the outer side of the concentric circular overlapping flow path single tank 10 has a plurality of diffusers 130 disposed at regular intervals therein so that the aeration of inflow water introduced from the denitrification / dephosphorization tank is aerated. It is possible to perform the operation, and as in the denitrification, dephosphorization tank 20, the plural agitator 60 is installed through the agitator support 50 to induce a series flow of the waste water in the aeration tank, so that the plurality of agitator 60, The inflow water introduced into the aeration tank 120 performs aeration by supplying oxygen while staying in the aeration tank 120 for a predetermined time, and the inflow water is guided slowly along a circular trajectory in series flow by a stirrer, and then Through the transport pipe 140 connected to one side of the aeration tank 120 is to be introduced into the settling tank 150.

The inflow water flowing into the settling tank 150 through the transfer pipe 140 is, as shown in Figure 2, one end of the transfer pipe 140 is circular circular rectifying plate 160 is located in the center of the single tank (10) ) To flow into the sedimentation tank 150 to control the rapid flow of inlet water, and the first rectification of the sludge, etc. in the inflow water, the inflow water passed through the rectifying plate 160 is settled in the sedimentation tank 150 for 6 to 12 hours Separation will take place.

As described above, the treated water in which the precipitation of the coarse sludge is completed in the settling tank 150 is treated water is collected in the weir 170 provided on the upper periphery of the settling tank 150, the treated water in the weir 170 is treated water It is to be discharged to the discharge water tank 190 through the transfer pipe 180, wherein the excess sludge precipitated at the bottom of the sedimentation tank 150 is to be conveyed back to the inlet manhole 30 through the sludge conveying pipe 200 will be.

As described above, according to the continuous flow type sewage and wastewater treatment method and apparatus using a single channel of the double channel according to the present invention, the aeration tank, denitrification and dephosphorization tank, as well as the sedimentation tank are installed in a single channel with the double channel in a continuous flow type. The waste water can be effectively and easily treated easily, and even in the narrow space of the circular reactor, it is possible to efficiently carry out the wastewater wastewater by continuous flow type by agitators, etc. There is an excellent effect that can be secured.

While the invention has been shown and described with respect to particular embodiments, it will be appreciated that the invention can be varied and modified without departing from the spirit or scope of the invention as set forth in the claims below. It will be clear to those skilled in the art that they can easily know.

Claims (5)

Denitrification and dephosphorization tanks, which are installed inside concentric circles and communicate with each other through inflow manholes and inflow pipes, to provide sewage and wastewater. The aeration tank inlet is installed through a flow guide plate 1 for controlling the inflow of the waste water into the aeration tank at a predetermined position in the partition wall partitioning the denitrification and dephosphorization tank, and the waste water of the aeration tank is denitrated and dephosphorized. A denitrification / dehydration tank inlet is installed through the flow guide plate 2 so that the aeration tank is installed. One side of the aeration tank is provided with one end of the transfer pipe is installed in the double channel single tank characterized in that it comprises a sedimentation tank is installed so that the aeration of the aeration completed through the rectifying plate in the center of the single tank flow channel and discharged through the discharge tank Continuous flow type sewage and wastewater treatment device. According to claim 1, wherein the denitrification, dephosphorization tank and aeration tank inside the continuous flow type sewage and wastewater by a single flow channel, characterized in that a plurality of agitators are installed via a stirrer support to induce a series flow of waste water. Processing unit. According to claim 1, wherein the flow guide plate 1, 2 interposed at a predetermined position of the separation wall partitioning the denitrification, dephosphorization tank and the aeration tank, lower and lower flow. Continuous flow type sewage and wastewater treatment device. 2. The continuous flow type sewage / wastewater treatment of the single flow channel according to claim 1, wherein a sludge conveying pipe for conveying excess sludge settled at the bottom of the settling tank to the inlet manhole is delivered to the lower side of the settling tank. Device. The denitrification and dephosphorization tanks installed inside the single tank with concentric circular oils are communicated through the inflow manhole and the inflow pipe so that the wastewater flows in. The aeration tank is located at a certain position on the partition wall separating the denitrification and aeration tanks. The denitrification / dephosphorization inlet port is installed through the flow guide plate 2 so that the waste water flows into the denitrification / dephosphorization tank, and is mixed with the waste water and wastewater through an agitator installed in the denitrification / dephosphorization tank, and induces a series flow to denitrify and dephosphorize. Denitrification and dephosphorization step for carrying out the reaction, The aeration tank inlet is installed through a flow guide plate 1 for controlling the inflow of the wastewater at a predetermined position in the partition wall partitioning the denitrification / dephosphorization tank and the aeration tank so as to regulate the aeration tank inflow of the wastewater. A plurality of diffusers are disposed at equal intervals to perform the aeration of the influent, and the aeration and wastewater aeration step of inducing a series flow of the sewage and wastewater through an agitator, One side of the aeration tank is provided with one end of the transfer pipe is settled discharge step of discharging the inlet completed aeration for a certain time via the rectifying plate in the center of the single tank flows through the weir and discharged to the discharge water tank through the treated water transport pipe squeezed. Continuous flow type sewage and wastewater treatment method by a single flow path, characterized in that configured by.