CN219314752U

CN219314752U - Compound enhanced sewage treatment system

Info

Publication number: CN219314752U
Application number: CN202223046146.9U
Authority: CN
Inventors: 刘晨; 倪方坤; 尚大江; 李维波
Original assignee: Yunnan Xinlian Environment Technology Co ltd
Current assignee: Yunnan Xinlian Environment Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-07-07
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to the technical field of sewage treatment, in particular to a reinforced sewage treatment tank, wherein sewage enters an adjusting tank; the regulating tank is sequentially connected with the treatment tank A, the treatment tank B and the treatment tank C; the rear end of the treatment tank C is connected with a sedimentation tank; the sedimentation tank is connected with the membrane filtration tank; the membrane filter tank is connected with a clean water tank; a water outlet is arranged on the clean water tank; a sedimentation inclined tube is arranged in the sedimentation tank; an MBR filter membrane box is arranged in the membrane filter tank; the bottoms of the sedimentation tank and the membrane filter tank are communicated with the sludge tank, so that the problems of low sewage treatment efficiency and poor treatment effect of the sewage strengthening treatment tank are solved.

Description

Compound enhanced sewage treatment system

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a compound reinforced sewage treatment system.

Background

The sewage treatment is a treatment process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or being reused again. The sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and the sewage treatment is increasingly carried into the daily life of common people. The sewage treatment project is a project for separating pollutants contained in sewage or converting the pollutants into harmless substances by various physical, chemical and biological methods so as to purify the sewage; in the prior art, the traditional sewage strengthening treatment process has the problems of poor sewage treatment effect, low sewage treatment efficiency, low automation degree, unstable water quality and the like, and mainly because the pollution degree of the current domestic sewage is increasingly serious, the sewage treatment process can reach the emission standard after being circulated in a sewage treatment system for multiple times, and the sewage treatment efficiency is influenced.

Disclosure of Invention

The utility model aims to provide a compound enhanced sewage treatment system which solves the problems of low sewage treatment efficiency and poor treatment effect of a sewage enhanced treatment tank.

In order to solve the technical problems, the utility model adopts the following technical scheme:

an enhanced sewage treatment system comprises an adjusting tank, a treatment tank A, a treatment tank B, a treatment tank C, a sedimentation tank, a membrane filter tank, a clean water tank, a sludge tank and a disinfection device; sewage firstly enters an adjusting tank; then sequentially entering a treatment pool A, a treatment pool B and a treatment pool C; the rear end of the treatment tank C is connected with a sedimentation tank; the sedimentation tank is connected with the membrane filtration tank; the membrane filter tank is connected with a clean water tank; a water outlet is arranged on the clean water tank; the ultraviolet disinfection device is connected behind the water outlet; an inclined tube is arranged in the sedimentation tank; an MBR filtering membrane component is arranged in the membrane filtering tank; the bottoms of the sedimentation tank and the membrane filter tank are communicated with the sludge tank; the treatment tank A, the treatment tank B, the treatment tank C, the sedimentation tank, the membrane filtration tank, the clean water tank and the sludge tank are all provided with emptying ports, and are all provided with valve control.

Further, a plurality of MBR tanks are independently arranged in the membrane filtration tank; a plurality of MBR membranes are vertically arranged in the MBR box; the top of the MBR membrane is provided with a fixed block; the fixed block is connected with the cross rod.

Further, an aerator pipe A is arranged at the bottom of the treatment pool C; the aeration pipes A are transversely arranged at the bottom of the treatment pool C; the aeration pipe A is connected with a fan through an air pipe, and the air pipe is provided with an arc-shaped bent pipe at the top of the treatment pool C; a check valve is arranged in the arc-shaped bent pipe.

Further, a medicine feeder is arranged beside the sedimentation tank.

Further, a mixed return pipe is arranged at the bottom of the treatment tank C and communicated with the treatment tank B; the bottom of the sedimentation tank is provided with a silt return pipe which is connected with the treatment tank A.

Further, a plurality of groups of aeration pipes B are arranged at the bottom of the membrane filter tank; the aeration pipe B is connected with a fan through an air pipe; the aeration pipes B are respectively arranged below the MBR box.

Compared with the prior art, the utility model can realize one of the following beneficial effects:

1. sewage enters an adjusting tank; the regulating tank is sequentially connected with the treatment tank A, the treatment tank B and the treatment tank C; the rear end of the treatment tank C is connected with a sedimentation tank; the sedimentation tank is connected with the membrane filtration tank; the membrane filter tank is connected with a clean water tank; a water outlet is arranged on the clean water tank; a sedimentation inclined tube is arranged in the sedimentation tank; an MBR is arranged in the membrane filter tank; the bottom of the sedimentation tank and the bottom of the membrane filter tank are communicated with the sludge tank, so that the sewage to be treated enters the regulating tank to control the treatment flow, then enters the treatment tank A to perform anaerobic reaction, then enters the treatment tank B to perform anoxic reaction, then enters the treatment tank C to perform aeration aerobic reaction, the sewage after 3-level biochemical treatment enters the sedimentation tank to perform mud-water separation, and then the membrane filter tank is used for performing biological membrane filtration to further purify the water quality and improve the sewage treatment effect.

2. A plurality of MBR tanks are independently arranged in the membrane filter tank; a plurality of MBR membranes are vertically arranged in the MBR box; the top of the MBR membrane is provided with a fixed block; the fixed block is connected with the cross rod, so that the positions of the MBR boxes can be changed according to the service time through the independently arranged MBR boxes, the service time of a filtering membrane in the MBR boxes is prolonged, the cost is saved, and the maintenance cost is reduced by independently replacing the independently arranged MBR membranes according to the actual use condition.

3. An aerator pipe A is arranged at the bottom of the treatment pool C; the aeration pipes A are transversely arranged at the bottom of the treatment pool C; the aeration pipe A is connected with a fan through an air pipe, and the air pipe is provided with an arc-shaped bent pipe at the top of the treatment pool C; be provided with the check valve in the arc return bend, can realize preventing through setting up the arc return bend that the aeration pipe takes place the siphon phenomenon after the aeration is finished to the check valve that sets up can prevent siphon phenomenon and inhale sewage back the trachea.

4. The chemical adding device is arranged beside the sedimentation tank, so that the phosphorous removing agent can be added into the sedimentation tank through the chemical adding device, and sewage treatment can be performed.

5. The bottom of the treatment tank C is provided with a mixed return pipe communicated with the treatment tank B; the bottom of the sedimentation tank is provided with a sludge reflux pipe connected with the treatment tank A, and the sludge reflux can be carried out through the arranged sludge reflux pipe, so that the concentration of a proper amount of activated sludge in the tank can be maintained, the denitrification reaction can be promoted, the denitrification is enhanced, and the sewage treatment efficiency is improved; the upper layer silt in the bottom of the sedimentation tank can be circularly treated through the silt return pipe, and the lower layer silt at the bottom of the sedimentation tank is collected and stored in the sludge tank.

6. A plurality of groups of aeration pipes B are arranged at the bottom of the membrane filter tank; the aeration pipe B is connected with a fan through an air pipe; aeration pipe B sets up respectively in MBR case below, can realize carrying out continuous aeration or interval aeration through the aeration pipe B of setting, when improving MBR membrane filtration efficiency, can wash the MBR membrane.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

FIG. 3 is a schematic view of the MBR membrane structure of the present utility model.

FIG. 4 is a schematic view of the structure of an aeration tube according to the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Example 1

An intelligent composite reinforced sewage treatment system comprises an adjusting tank 1, a treatment tank A2, a treatment tank B3, a treatment tank C4, a sedimentation tank 5, a membrane filtration tank 6, a clean water tank 7 and a sludge tank 8; sewage enters an adjusting tank 1; the regulating tank 1 is sequentially connected with the treatment tank A2, the treatment tank B3 and the treatment tank C4; the rear end of the treatment tank C4 is connected with a sedimentation tank 5; the sedimentation tank 5 is connected with the membrane filtration tank 6; the membrane filter tank 6 is connected with a clean water tank 7; a water outlet is arranged on the clean water tank 7; a sedimentation inclined tube 13 is arranged in the sedimentation tank 5; an MBR tank 14 is arranged in the membrane filter tank 6; the bottoms of the sedimentation tank 5 and the membrane filter tank 6 are communicated with a sludge tank 8, and the treatment tank A and the treatment tank B are provided with stirrers; a coagulation reaction zone is arranged in the treatment pool C; a water collecting tank is arranged at the upper part of the treatment tank C, and water in the water collecting tank flows into the coagulation reaction zone; the water outlet is connected with ultraviolet disinfection equipment through a drain pipe; the sedimentation tank also sets up the drain pipe, links to each other through valve and membrane pond drain pipe can be with the drainage merging together get into ultraviolet sterilizer can realize through the sewage that will wait to handle get into the equalizing basin in control treatment flow after, get into in the treatment tank A and carry out anaerobic reaction, then get into in the treatment tank B and carry out the anoxic reaction, then reentrant treatment tank C carries out aeration aerobic reaction, sewage after 3 grades biochemical treatment gets into in the sedimentation tank and carries out mud-water separation, later filters through the membrane filter tank, further purifies quality of water, promotes sewage treatment's effect.

Example 2

On the basis of embodiment 1, a plurality of MBR tanks 14 are independently provided in the membrane filtration tank 6; a plurality of MBR membranes 18 are vertically arranged in the MBR tank 14; the top of the MBR membrane 18 is provided with a fixed block 17; the fixed block 17 is connected with the cross rod 16, so that the positions of the MBR boxes can be changed according to the service time through a plurality of independently arranged MBR boxes, the service time of a filtering membrane in the MBR is prolonged, the cost is saved, and the maintenance cost is reduced through independent replacement of the independently arranged MBR membranes according to the actual use condition.

Example 3

On the basis of the embodiment 1, an aerator pipe A15 is arranged at the bottom of the treatment tank C4; the aeration pipes A15 are transversely arranged at the bottom of the treatment pool C4; the aeration pipe A15 is connected with the fan 11 through an air pipe 21, and the air pipe 21 is provided with an arc-shaped bent pipe 20 at the top of the treatment tank C4; be provided with check valve 20 in the arc return bend 20, can realize preventing through setting up the arc return bend that the aeration pipe takes place the siphon phenomenon after the aeration finishes to the check valve that sets up can prevent siphon phenomenon and inhale sewage back the trachea.

Example 4

On the basis of the embodiment 1, the chemical feeder 12 is arranged beside the sedimentation tank 5, so that the phosphorous removal agent can be added into the sedimentation tank through the chemical feeder to treat sewage.

Example 5

On the basis of the embodiment 1, a mixed return pipe 9 is arranged at the bottom of the treatment tank C4 and communicated with the treatment tank B3; the bottom of the sedimentation tank 5 is provided with a sludge return pipe 10 which is connected with the treatment tank A2, and the sludge return can be carried out through the arranged sludge return pipe, so that the concentration of a proper amount of activated sludge in the tank can be maintained, the denitrification reaction can be promoted, the denitrification is enhanced, and the sewage treatment efficiency is improved; the upper layer silt in the bottom of the sedimentation tank can be circularly treated through the silt return pipe, and the lower layer silt at the bottom of the sedimentation tank is collected and stored in the sludge tank.

Example 6

On the basis of the embodiment 1, a plurality of groups of aeration pipes B20 are arranged at the bottom of the membrane filtration tank 6; the aeration pipe B20 is connected with a fan through an air pipe; aeration pipe B20 sets up respectively in MBR case 14 below, can realize carrying out continuous aeration or interval aeration through the aeration pipe B that sets up, when improving MBR membrane filtration efficiency, can wash the MBR membrane.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the combined arrangements within the scope of the disclosure, drawings and claims of the present application. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims

1. A compound enhancement sewage treatment system is characterized in that: comprises an adjusting tank (1), a treatment tank A (2), a treatment tank B (3), a treatment tank C (4), a sedimentation tank (5), a membrane filter tank (6), a clean water tank (7) and a sludge tank (8); sewage enters an adjusting tank (1); the regulating tank (1) is sequentially connected with the treatment tank A (2), the treatment tank B (3) and the treatment tank C (4); the rear end of the treatment tank C (4) is connected with a sedimentation tank (5); the sedimentation tank (5) is connected with the membrane filtration tank (6); the membrane filter tank (6) is connected with a clean water tank (7); a water outlet is arranged on the clean water tank (7); a sedimentation inclined tube (13) is arranged in the sedimentation tank (5); an MBR filtering membrane box (14) is arranged in the membrane filtering tank (6); the bottoms of the sedimentation tank (5) and the membrane filtration tank (6) are communicated with the sludge tank (8).

2. A composite enhanced wastewater treatment system according to claim 1 wherein: a plurality of MBR filtering membrane boxes (14) are independently arranged in the membrane filtering tank (6); a plurality of MBR membranes (18) are vertically arranged in the MBR filtration membrane box (14); a fixed block (17) is arranged at the top of the MBR membrane (18);

the fixed block (17) is connected with the cross rod (16).

3. A composite enhanced wastewater treatment system according to claim 1 wherein: an aerator pipe A (15) is arranged at the bottom of the treatment pool C (4); the aeration pipes A (15) are transversely arranged at the bottom of the treatment pool C (4); the aeration pipe A (15) is connected with the fan (11) through a gas pipe (21), and the gas pipe (21) is provided with an arc-shaped bent pipe (20) at the top of the treatment pool C (4); a check valve (19) is arranged in the arc-shaped bent pipe (20).

4. A composite enhanced wastewater treatment system according to claim 1 wherein: a medicine feeder (12) is arranged beside the sedimentation tank (5).

5. A composite enhanced wastewater treatment system according to claim 1 wherein: a mixed return pipe (9) is arranged at the bottom of the treatment tank C (4) and is communicated with the treatment tank B (3); the bottom of the sedimentation tank (5) is provided with a silt return pipe (10) which is connected with the treatment tank A (2).

6. A composite enhanced wastewater treatment system according to claim 1 wherein: a plurality of groups of aeration pipes B are arranged at the bottom of the membrane filter tank (6); the aeration pipe B is connected with a fan through an air pipe; the aeration pipes B are respectively arranged below the MBR filtering membrane box (14).