CN215327583U

CN215327583U - Sewage station sewage treatment is with good oxygen pond

Info

Publication number: CN215327583U
Application number: CN202121562626.3U
Authority: CN
Inventors: 戚石川
Original assignee: Guangzhou Taiqi Food Co ltd
Current assignee: Guangzhou Taiqi Food Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-28
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses an aerobic tank for sewage treatment of a sewage station, which comprises an aerobic tank, a filler frame, a primary sedimentation tank and a secondary sedimentation tank, wherein a water pipe A is connected between the lower end of the side surface of the primary sedimentation tank and the upper end of one side of the aerobic tank, a water pump A is arranged on the water pipe A, a bidirectional pipe B is connected between the lower end of the secondary sedimentation tank and the lower end of the aerobic tank, a reflux valve B and a water valve B are arranged on the bidirectional pipe B, the upper end of the secondary sedimentation tank is connected with a bidirectional pipe A, the other end of the bidirectional pipe A extends to one end of the primary sedimentation tank in the aerobic tank, a reflux valve A and a water valve A are arranged on the bidirectional pipe A, a water pipe B is connected between the reflux valve A and the water valve A on the bidirectional pipe A and between the reflux valve B and the water valve B on the bidirectional pipe B, and the water pump B is arranged on the water pipe B. The utility model adopts the novel combined filler and the novel disc type microporous aeration head to ensure that the sewage station has higher operation efficiency, obvious use effect, less maintenance and obviously reduced maintenance cost.

Description

Sewage station sewage treatment is with good oxygen pond

Technical Field

The utility model relates to the technical field of wastewater treatment, in particular to an aerobic tank for sewage treatment of a sewage station.

Background

Nowadays, water resources are increasingly tense, and wastewater recycling is receiving attention and favor of more and more mining enterprises. The electronic electroplating industry is the basic industry of the electronic industry in China and plays an important role in the economic development of China, but the production process of the electronic electroplating industry has high water consumption and serious pollution to surrounding water bodies. In order to implement clean production, realize energy conservation and emission reduction and save water resources, part of areas put forward the requirement that the reuse of discharged wastewater is not less than 60 percent aiming at electronic electroplating enterprises, which is an important measure for saving water resources and reducing water resource pollution. The treatment of the electroplating wastewater is generally regarded as important at home and abroad, and the treatment methods of the electronic electroplating wastewater developed and applied at present mainly comprise three major types, namely chemical methods, including a neutralization precipitation method, a sulfide precipitation method, a ferrite precipitation method, a chemical reduction method, an electrochemical method and a polymer method; physical and chemical methods including adsorption, extraction, ion exchange, membrane separation, evaporation and coagulation; biological treatment methods, including bioflocculation, biochemical methods, and phytoremediation.

At present, the aerobic pool of a sewage station is seriously corroded after a long service life, a part of filler supports collapse, the filler in the aerobic pool is seriously fallen off after being used for many years, strains cannot be attached to the filler in the aerobic pool, the COD (chemical oxygen demand) of sewage is difficult to reduce, the treatment capacity is greatly reduced, part of gas leaks from an aeration head at the bottom of the aerobic pool, part of gas is seriously leaked, part of gas is blocked, and normal aeration cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an aerobic tank for sewage treatment of a sewage station, which has the advantages of higher operation efficiency, obvious use effect, less maintenance and obviously reduced maintenance cost due to the adoption of a novel combined filler and a novel disc type microporous aeration head, and solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an aerobic tank for sewage treatment of sewage station, includes aerobic tank, filler frame, primary sedimentation tank and secondary sedimentation tank, aerobic tank one end is equipped with primary sedimentation tank, and the aerobic tank other end is equipped with secondary sedimentation tank, be connected with water pipe A between primary sedimentation tank side lower extreme and aerobic tank one side upper end, install water pump A on the water pipe A, and water pipe A is located primary sedimentation tank inside one end and installs the filter tip, be connected with two-way pipe B between secondary sedimentation tank and the aerobic tank lower extreme, be equipped with backward flow valve B and water valve B on the two-way pipe B, the secondary sedimentation tank upper end is connected with two-way pipe A, and two-way pipe A other end stretches to the aerobic tank and is located primary sedimentation tank one end, is equipped with backward flow valve A and water valve A on the two-way pipe A, and is located between backward flow valve B and the water valve B on the two-way pipe B position and is connected with water pipe B, and a water pump B is arranged on the water pipe B.

Preferably, a main air pipe is installed at one side, close to the primary sedimentation tank, of the bottom end in the aerobic tank, a fan is installed at one end, extending out of the aerobic tank, of the main air pipe, air outlets are formed in the linear row distribution of the main air pipe away from one end of the fan, a branch air pipe is connected to each air outlet, and a disc type micropore aeration head is evenly installed above each branch air pipe.

Preferably, two sets of single chutes and three sets of double chutes are symmetrically arranged on the inner walls of the two sides of the aerobic tank, and the two sets of single chutes are positioned at the two ends of the inner walls of the two sides of the aerobic tank and between the two sets of single chutes of the three sets of double chutes.

Preferably, the number of the packing frames is four, the four packing frames are sequentially slidably mounted in the single chute and the double chutes, combined packing is uniformly mounted in the four packing frames, and handles are mounted in the middles of the tops of the two ends of the four packing frames.

Preferably, the lower end of the right side of the secondary sedimentation tank is provided with a drain pipe, and a water valve C is arranged on the drain pipe.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model can realize the rapid decomposition of organic matters in sewage into inorganic matters by arranging the fan, starting the fan, feeding the outside air into each branch air pipe by the main air pipe when the fan works, spraying the outside air out of the disc type microporous aeration head and matching with the combined filler.

2. According to the utility model, the filler frame is arranged, the combined filler is uniformly arranged in the filler frame, the filler frame is slidably arranged in the single chute and the double chutes, the handles are respectively arranged in the middle of the tops of the two ends of the filler frame, and when the combined filler is replaced, the filler frame is integrally pulled out through the handles, so that the combined filler is convenient to replace.

3. According to the utility model, the water valve B and the water valve A are closed, and the reflux valve A and the reflux valve B are opened, so that the water pump B can work to re-pump the sewage with the COD value not reaching the standard in the secondary sedimentation tank into the aerobic tank for secondary treatment until the sewage reaches the standard.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a distribution diagram of the installation of a disc type microporous aeration head at the bottom of an aerobic tank according to the utility model;

FIG. 3 is a schematic view of the installation structure of the combined filler in the aerobic tank.

In the figure: 1. an aerobic tank; 2. a bronchus; 3. a disc type microporous aeration head; 4. a double chute; 5. a packing frame; 6. combining fillers; 7. an air outlet; 8. a main air pipe; 9. a fan; 10. a filter tip; 11. a primary sedimentation tank; 12. a water pump A; 13. a water pipe A; 14. a single chute; 15. a handle; 16. a bidirectional pipe A; 17. a reflux valve A; 18. a water valve A; 19. a water pump B; 20. a water pipe B; 21. a secondary sedimentation tank; 22. a water valve C; 23. a drain pipe; 24. a bidirectional pipe B; 25. a reflux valve B; 26. and a water valve B.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution of an aerobic tank for sewage treatment in a sewage station: an aerobic tank for sewage treatment of a sewage station comprises an aerobic tank 1, a filler frame 5, a primary sedimentation tank 11 and a secondary sedimentation tank 21, wherein the primary sedimentation tank 11 is arranged at one end of the aerobic tank 1, the secondary sedimentation tank 21 is arranged at the other end of the aerobic tank 1, a main air pipe 8 is arranged at the bottom end of the interior of the aerobic tank 1, which is close to one side of the primary sedimentation tank 11, a fan 9 is arranged at one end of the main air pipe 8, which extends out of the aerobic tank 1, air outlets 7 are arranged at one ends of the main air pipe 8, which are far away from the fan 9, in a linear array, a branch air pipe 2 is connected to each air outlet 7, and a disc-type microporous aeration head 3 is uniformly arranged above each branch air pipe 2; the fan 9 is started, the fan 9 works to send outside air into each bronchus 2 through the main air pipe 8, and then the outside air is sprayed out of the disc type microporous aeration head 3 and matched with the combined filler 6 to rapidly decompose organic matters in the sewage into inorganic matters. Two groups of single chutes 14 are symmetrically arranged on the inner walls of two sides of the aerobic pool 1 to form three groups of double chutes 4, the two groups of single chutes 14 are positioned at two ends of the inner walls of two sides of the aerobic pool 1, four filler frames 5 are arranged between the three groups of double chutes 4 and two groups of single chutes 14, the four filler frames 5 are sequentially arranged in the single chutes 14 and the double chutes 4 in a sliding manner, combined fillers 6 are uniformly arranged in the four filler frames 5, and handles 15 are arranged in the middles of the tops of two ends of the four filler frames 5; the combined packing 6 is uniformly arranged in the packing frame 5, the packing frame 5 is slidably arranged in the single sliding groove 14 and the double sliding grooves 4, and when the combined packing 6 is replaced, the packing frame 5 is integrally pulled out through the handle 15, so that the combined packing 6 is convenient to replace.

A water pipe A13 is connected between the lower end of the side surface of the primary sedimentation tank 11 and the upper end of one side of the aerobic tank 1, a water pump A12 is installed on a water pipe A13, and a filter tip 10 is installed at one end, located in the primary sedimentation tank 11, of a water pipe A13; the water pump A12 is started, the wastewater after the primary sedimentation tank 11 is sedimentated is pumped into the aerobic tank 1 from the water pipe A13, and the wastewater is filtered by the filter tip 10 before entering the aerobic tank 1, so that larger impurity garbage can be filtered.

A two-way pipe B24 is connected between the lower end of the secondary sedimentation tank 21 and the lower end of the aerobic tank 1, a return valve B25 and a water valve B26 are arranged on the two-way pipe B24, the upper end of the secondary sedimentation tank 21 is connected with a two-way pipe A16, the other end of the two-way pipe A16 extends into the aerobic tank 1 and is positioned at one end of the primary sedimentation tank 11, a return valve A17 and a water valve A18 are arranged on the two-way pipe A16, a water pipe B20 is connected between the return valve A17 and the water valve A18 on the two-way pipe A16 and between the return valve B25 and the water valve B26 on the two-way pipe B24, a water pump B19 is arranged on the water pipe B20, a drain pipe 23 is arranged at the lower end of the right side of the secondary sedimentation tank 21, and a water valve C22 is arranged on the drain pipe 23; and starting a water pump B19, opening a water valve B26 and a water valve A18, pumping the sewage treated in the aerobic tank 1 into a secondary sedimentation tank 21, after sedimentation, sampling and detecting the sewage, wherein the COD value reaches the standard, directly opening a water valve C22, discharging the sewage in the secondary sedimentation tank 21 from a water discharge pipe 23, the COD value does not reach the standard, closing the water valve B26 and a water valve A18, opening a return valve A17 and a return valve B25, and operating the water pump B19 to re-pump the sewage in the secondary sedimentation tank 21 into the aerobic tank 1 for secondary treatment until the sewage reaches the standard.

The working principle is as follows: when the utility model is used, firstly, the water pump A12 is started, the wastewater which is precipitated in the primary sedimentation tank 11 is pumped into the aerobic tank 1 from the water pipe A13, then the fan 9 is started, the fan 9 works to send the outside air into each branch air pipe 2 from the main air pipe 8, then the outside air is sprayed out from the disc type microporous aeration head 3, the combined filler 6 is matched to rapidly decompose the organic matters in the wastewater into inorganic matters, the water pump B19 is started, the water valve B26 and the water valve A18 are opened, the wastewater treated in the aerobic tank 1 is pumped into the secondary sedimentation tank 21, after the precipitation is finished, the wastewater is sampled and detected, the COD value reaches the standard, the water valve C22 is directly opened, the wastewater in the secondary sedimentation tank 21 is discharged from the water pipe 23, the COD value does not reach the standard, the water valve B26 and the water valve A18 are closed, the reflux valve A17 and the reflux valve B25 are opened, the water pump B19 works to re-pump the wastewater in the secondary sedimentation tank 21 to carry out to the aerobic tank 1 for secondary treatment, until reaching the standard.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage station is good oxygen pond for sewage treatment, includes good oxygen pond (1), filler frame (5), primary sedimentation tank (11) and secondary sedimentation tank (21), its characterized in that: the filter is characterized in that a primary sedimentation tank (11) is arranged at one end of the aerobic tank (1), a secondary sedimentation tank (21) is arranged at the other end of the aerobic tank (1), a water pipe A (13) is connected between the lower end of the side surface of the primary sedimentation tank (11) and the upper end of one side of the aerobic tank (1), a water pump A (12) is installed on the water pipe A (13), a filter tip (10) is installed at one end of the water pipe A (13) positioned in the primary sedimentation tank (11), a bidirectional pipe B (24) is connected between the secondary sedimentation tank (21) and the lower end of the aerobic tank (1), a reflux valve B (25) and a water valve B (26) are arranged on the bidirectional pipe B (24), a bidirectional pipe A (16) is connected at the upper end of the secondary sedimentation tank (21), the other end of the bidirectional pipe A (16) extends to one end of the aerobic tank (1) positioned in the primary sedimentation tank (11), a reflux valve A (17) and a water valve A (18) are arranged on the bidirectional pipe A (16), the position between the return valve A (17) and the water valve A (18) on the bidirectional pipe A (16) and the position between the return valve B (25) and the water valve B (26) on the bidirectional pipe B (24) are connected with a water pipe B (20), and a water pump B (19) is installed on the water pipe B (20).

2. The aerobic tank for sewage treatment of a sewage station of claim 1, wherein: the aerobic tank is characterized in that a main air pipe (8) is installed at the bottom end inside the aerobic tank (1) close to one side of the primary sedimentation tank (11), the main air pipe (8) extends out of one end of the aerobic tank (1) and is provided with a fan (9), one end of the main air pipe (8) deviating from the fan (9) is linearly distributed and is provided with air outlets (7), each air outlet (7) is connected with a branch air pipe (2), and a disc type micropore aeration head (3) is evenly installed above each branch air pipe (2).

3. The aerobic tank for sewage treatment of a sewage station of claim 1, wherein: the inner walls of two sides of the aerobic tank (1) are symmetrically provided with two groups of single chutes (14) and three groups of double chutes (4), the two groups of single chutes (14) are positioned at two ends of the inner walls of two sides of the aerobic tank (1), and the three groups of double chutes (4) are positioned between the two groups of single chutes (14).

4. The aerobic tank for sewage treatment of a sewage station of claim 1, wherein: the packing frame (5) is provided with four, the four packing frames (5) are sequentially arranged in the single sliding groove (14) and the double sliding grooves (4) in a sliding mode, combined packing (6) are evenly arranged in the four packing frames (5), and handles (15) are arranged in the middle of the tops of two ends of the four packing frames (5).

5. The aerobic tank for sewage treatment of a sewage station of claim 1, wherein: and a drain pipe (23) is arranged at the lower end of the right side of the secondary sedimentation tank (21), and a water valve C (22) is installed on the drain pipe (23).