CN214400172U

CN214400172U - Sewage treatment integrated system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection

Info

Publication number: CN214400172U
Application number: CN202120208987.1U
Authority: CN
Inventors: 姚兆俊; 黄锦葵; 黄广诚; 黄泳; 欧阳志伟; 李秀莹
Original assignee: Foshan Shunde Ganghui Environmental Sewage Treatment Co ltd
Current assignee: Foshan Shunde Ganghui Environmental Sewage Treatment Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-15
Anticipated expiration: 2031-01-26

Abstract

The utility model relates to a sewage treatment's technical field especially relates to an use sewage treatment integrated system that multi-functional disinfection of disinfecting realizes waste water zero release, and this sewage treatment system includes sterilizer, power pump, chlorine dioxide storage tank, the power pump is located between sterilizer and the chlorine dioxide storage tank, sterilizer intercommunication power pump, the chlorine dioxide storage tank is connected to the power pump, the sterilizer is equipped with a plurality of drain pipes of pivoted, and the sewage through filtration and oxidation gets into the sterilizer, the chlorine dioxide storage tank provides chlorine dioxide for the sterilizer through the power pump, chlorine dioxide disinfects to the sterilizer is inside through a plurality of drain pipes flow, can improve the disinfection effect, improves the water purification effect.

Description

Sewage treatment integrated system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection

Technical Field

The utility model relates to a sewage treatment's technical field especially relates to an use sewage treatment integrated system that multi-functional disinfection of disinfecting realizes waste water zero release.

Background

As is well known, water, formula H₂O is an inorganic substance consisting of two elements of hydrogen and oxygen, is nontoxic and can be drunk. The liquid is colorless and odorless transparent liquid at normal temperature and pressure, and is called as the source of human life. Water is one of the most common substances on earth, is an important resource for living of all life including inorganic compounds and human beings, and is also the most important component of organisms.

The sewage treatment is generally classified into production sewage treatment and domestic sewage treatment according to the classification of sewage sources. The production sewage comprises industrial sewage, agricultural sewage, medical sewage and the like, and the domestic sewage is sewage generated in daily life, and refers to complex mixtures of various forms of inorganic matters and organic matters, and comprises the following steps: floating and suspended large and small solid particles; ② colloidal and gelatinous dispersions; ③ pure solution.

There are two types of water pollution, based on the nature of the water pollution: one is natural pollution; the other is artificial pollution, and the current water body is greatly damaged by the artificial pollution. Water pollution can be mainly classified into chemical pollution, physical pollution and biological pollution according to different pollution impurities. The pollutants are mainly: the method comprises the steps of discharging the untreated industrial wastewater; domestic sewage discharged without treatment; the farmland sewage with a large amount of fertilizer, pesticide and herbicide is used; fourthly, industrial waste and household garbage stacked beside a river are obtained; fifthly, water and soil loss; sixthly, mine sewage.

In the prior art, chlorine is commonly used as a disinfectant in the water treatment process, and when chlorine or hypochlorous acid is added into water, the chlorine or the hypochlorous acid is firstly hydrolyzed and dissociated to form HClO and CLO^-The chlorine gas itself is toxic, the use must be done safely and with leakage prevention, and the water passes through the chlorine gasAfter disinfection, various harmful substances are generated, especially disinfection byproducts with the 'three-cause' effect, such as trichloromethane, chloroacetic acid and the like.

In the prior art, chlorine dioxide is directly added into sewage, and the chlorine dioxide cannot be fully mixed with water, so that the disinfection effect is poor, and the water purification effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an use multi-functional disinfection of disinfecting to realize sewage treatment integrated system of waste water zero release improves the disinfection effect, improves the water purification effect.

The utility model discloses an use sewage treatment integrated system that multi-functional disinfection of disinfecting realizes waste water zero release, this sewage treatment system include sterilizer, power pump, chlorine dioxide storage tank, the power pump is located between sterilizer and the chlorine dioxide storage tank, sterilizer intercommunication power pump, the chlorine dioxide storage tank is connected to the power pump, the sterilizer is equipped with a plurality of drain pipes of pivoted, and the sewage through filtration and oxidation gets into the sterilizer, the chlorine dioxide storage tank provides chlorine dioxide for the sterilizer through the power pump, chlorine dioxide disinfects to the sterilizer inside through a plurality of drain pipes flow.

Preferably, the sterilizer comprises a shell, a rotatable connecting shaft is arranged at the top of the shell through mechanical seal, and a plurality of fixing openings are communicated on the connecting shaft.

Preferably, the plurality of fixing openings are communicated with a transition pipe, the transition pipe is provided with an adjusting valve, and the other end of the transition pipe is communicated with one ends of the plurality of liquid outlet pipes.

Preferably, a plurality of liquid outlet holes are formed in the plurality of liquid outlet pipes.

Preferably, the top of the shell is further provided with a motor, the output end of the motor is provided with a speed reducer, the output end of the speed reducer is provided with a first bevel gear, and the top end of the outer side wall of the connecting shaft is provided with a second bevel gear meshed with the first bevel gear.

Preferably, the top end of the connecting shaft is sealed with a rotary joint which drives the connecting shaft to rotate, and the fixed end of the rotary joint is communicated with the power pump.

Preferably, the sewage treatment system comprises an anaerobic tank, anaerobic bacteria are arranged in the anaerobic tank, and after the sewage enters the anaerobic tank, the anaerobic bacteria in the anaerobic tank hydrolyze, acidify and methanize organic matters in the sewage, so that the organic matters in the sewage are removed.

Preferably, the sewage treatment system comprises an aerobic tank, aerobic bacteria are arranged in the aerobic tank, sewage treated by the anaerobic tank enters the aerobic tank, and the aerobic bacteria in the aerobic tank perform aerobic respiration to decompose organic matters into inorganic matters and digest and degrade the organic matters in the sewage.

Preferably, an anoxic tank is further arranged between the anaerobic tank and the aerobic tank, and phosphorus accumulating bacteria are arranged in the aerobic tank, the anaerobic tank and the anoxic tank.

Preferably, the bottom of the shell is communicated with a quick-discharge valve.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a sewage treatment integrated system is equipped with sterilizer, the power pump, the chlorine dioxide storage tank, locate the power pump between sterilizer and the chlorine dioxide storage tank, be equipped with a plurality of drain pipes of pivoted at the sterilizer, the sewage through filtration and oxidation gets into the sterilizer, the chlorine dioxide storage tank provides chlorine dioxide for the sterilizer through the power pump, chlorine dioxide is disinfected to the sterilizer inside through a plurality of drain pipes flow, make sewage oxidize earlier then disinfect, can improve the disinfection effect, the water purification effect is better, improve the feature of environmental protection, improve disinfection speed and effect, improve the sewage treatment effect; meanwhile, the direct mixing of chlorine dioxide and water is avoided, so that the disinfection effect is poor and the water purification effect is poor.

(2) Through the mutual matching of the aerobic tank, the anaerobic tank, the anoxic tank and the phosphorus-accumulating bacteria, nitrogen and phosphorus in sewage can be better removed.

Drawings

FIG. 1 is a diagram of a sewage treatment system of the present invention;

FIG. 2 is a schematic view of the construction of the sterilizer;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

The labels in the figure are: 1. a water inlet grille; 2. a water collecting tank; 3. a rotational flow grit chamber; 4. an anaerobic tank; 6. an aerobic tank; 5. an anoxic tank; 7. a sterilizer; 8. a power pump; 9. a chlorine dioxide storage tank; 71. a housing; 72. mechanical sealing; 73. a connecting shaft; 74. a transition duct; 75. adjusting a valve; 76. a liquid outlet pipe; 77. a liquid outlet hole; 78. a motor; 79. a speed reducer; 710. a first bevel gear; 711. a second bevel gear; 712. a rotary joint; 713. a quick discharge valve; 11. a pasteurisation tank; 12. a water intake pump house; 13. a water supply network.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, the utility model relates to a sewage treatment complete system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection, which comprises a water inlet grid 1, a water collecting tank 2, a rotational flow grit chamber 3, an aerobic tank 6, an anaerobic tank 4, an anoxic tank 5, a sterilizer 7, a power pump 8, a chlorine dioxide storage tank 9, a pasteurization tank 11, a water inlet pump room 12 and a water supply network 13, wherein the water collecting tank 2 is arranged between the water inlet grid 1 and the rotational flow grit chamber 3, the power pump 8 is arranged between the sterilizer 7 and the chlorine dioxide storage tank 9, the anoxic tank 5 is arranged between the aerobic tank 6 and the anaerobic tank 4, sewage enters the water collecting tank 2 after being filtered by the water inlet grid 1, the flow of the sewage is stabilized by the water inlet grid 1, and the situation that the flow of the sewage is large or small is avoided; the sewage in the water collecting tank 2 enters a rotational flow grit chamber 3 to promote the separation of organic matters and sand, the sand is discharged by a screw conveyor, and the organic matters and the water enter an anaerobic tank 4 for treatment; after the sewage enters the anaerobic tank 4, hydrolyzing, acidifying and methanizing organic matters by using anaerobic bacteria in the anaerobic tank 4 to remove the organic matters in the sewage; the sewage treated by the anaerobic tank 4 enters the aerobic tank 6, and organic matters in the sewage are digested and degraded by using aerobic bacteria in the aerobic tank 6 under the condition of free oxygen.

Wherein, the components of the sewage quality are as follows: CODCr is 200-300mg/L, BOD5 is 7-150mg/L, ammonia nitrogen is 5-30mg/L, SS is 7-200mg/L, phosphorus content is 10-40mg/L, heat-resistant coliform group bacteria is 50-60CFU/7mL, Escherichia coli is 35-40CFU/7mL, cryptosporidium is 6-8/10L;

as shown in fig. 2-3, the sterilizer 7 is connected to the power pump 8, the power pump 8 is connected to the chlorine dioxide storage tank 9, the sterilizer 7 is provided with a plurality of rotating outlet pipes 76, the filtered and oxidized sewage enters the sterilizer 7, the chlorine dioxide storage tank 9 provides chlorine dioxide for the sterilizer 7 through the power pump 8, and the chlorine dioxide flows into the sterilizer 7 through the plurality of outlet pipes 76 to sterilize the sewage.

The disinfected sewage flows to a pasteurization tank 11, then is conveyed to a water taking pump room 12, and is input into a special water supply network 13 after dosing, precipitation, filtration and disinfection.

The embodiment of the utility model provides a when specifically realizing, sterilizer 7 includes casing 71, mechanical seal 72 is passed through at casing 71's top and is provided with rotatable connecting axle 73, and the intercommunication has a plurality of fixed mouths on this connecting axle 73, and the inside of this connecting axle 73 is cavity and the top is provided with the opening.

The embodiment of the utility model provides a when specifically realizing, there is transition pipe 74 in a plurality of fixed orifices department intercommunication, is provided with governing valve 75 on this transition pipe 74, and the other end of this transition pipe 74 and the one end of a plurality of drain pipes 76 are linked together to per two fixed orifices are in on the same horizontal plane.

A plurality of liquid outlet holes 77 are arranged on the plurality of liquid outlet pipes 76.

The top of the shell 71 is further provided with a motor 78, the output end of the motor 78 is provided with a speed reducer 79, the output end of the speed reducer 79 is provided with a first bevel gear 710, and the top end of the outer side wall of the connecting shaft 73 is provided with a second bevel gear 711 meshed with the first bevel gear 710.

A rotary joint 712 for driving the connecting shaft 73 to rotate is sealed at the top end of the connecting shaft 73, and the fixed end of the rotary joint 712 is communicated with the power pump 8.

The embodiment of the utility model provides a when specifically realizing, there is the anaerobe in the inside of anaerobism pond 4, and sewage enters into the inside back of anaerobism pond 4, the inside anaerobe of anaerobism pond 4 makes the organic matter of sewage take place to hydrolyze, acidize and methanation to remove the organic matter in the sewage, this anaerobism pond 4's inside adopts the mode of pulse water distribution.

The embodiment of the utility model provides a when specifically realizing, be equipped with good oxygen fungus in the inside of good oxygen pond 6, warp sewage after 4 processings of anaerobism pond gets into good oxygen pond 6, the good oxygen fungus of 6 inside good oxygen ponds carries out aerobic respiration and decomposes into the inorganic matter to the organic matter, digests, degrades the organic matter in the sewage, sets up to tubulose micropore aeration in the bottom of good oxygen pond 6.

An anoxic tank 5 is also arranged between the anaerobic tank 4 and the aerobic tank 6, and phosphorus accumulating bacteria are arranged in the aerobic tank 6, the anaerobic tank 4 and the anoxic tank 5.

A quick-release valve 713 is connected to the bottom of the housing 71.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. Use sewage treatment integrated system that multi-functional disinfection of disinfecting realized waste water zero release, its characterized in that: this sewage treatment system includes sterilizer, power pump, chlorine dioxide storage tank, the power pump is located between sterilizer and the chlorine dioxide storage tank, sterilizer intercommunication power pump, the chlorine dioxide storage tank is connected to the power pump, the sterilizer is equipped with a plurality of rotatable drain pipes, gets into the sterilizer through the sewage of filtering and oxidation, the chlorine dioxide storage tank provides chlorine dioxide for the sterilizer through the power pump, chlorine dioxide disinfects to the sterilizer inside through a plurality of drain pipes flow.

2. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 1, wherein: the sterilizer comprises a shell, wherein the top of the shell is provided with a rotatable connecting shaft through mechanical seal, and the connecting shaft is communicated with a plurality of fixing ports.

3. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 2, wherein: the transition pipe is communicated with the plurality of fixing openings, the adjusting valve is arranged on the transition pipe, and the other end of the transition pipe is communicated with one end of the plurality of liquid outlet pipes.

4. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 3, wherein: a plurality of liquid outlet holes are formed in the liquid outlet pipes.

5. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 2, wherein: the top of casing still is provided with the motor, the output of motor is provided with the speed reducer, the output of speed reducer is provided with first bevel gear, and the lateral wall top of connecting axle is provided with the second bevel gear who meshes with first bevel gear mutually.

6. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 2, wherein: the top of connecting axle is sealed to have the rotary joint who drives connecting axle pivoted, rotary joint's stiff end and power pump intercommunication.

7. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 1, wherein: the sewage treatment system comprises an anaerobic tank, anaerobic bacteria are arranged in the anaerobic tank, and after sewage enters the anaerobic tank, the anaerobic bacteria in the anaerobic tank hydrolyze, acidify and methanize organic matters in the sewage, so that the organic matters in the sewage are removed.

8. The complete sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 7, wherein the sewage treatment system comprises an aerobic tank, aerobic bacteria are arranged in the aerobic tank, the sewage treated by the anaerobic tank enters the aerobic tank, and the aerobic bacteria in the aerobic tank perform aerobic respiration to decompose organic matters into inorganic matters and digest and degrade the organic matters in the sewage.

9. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 7, wherein an anoxic tank is further arranged between the anaerobic tank and the aerobic tank, and phosphorus accumulating bacteria are arranged in the aerobic tank, the anaerobic tank and the anoxic tank.

10. The integrated sewage treatment system for realizing zero discharge of wastewater by using multifunctional sterilization and disinfection as claimed in claim 2, wherein the bottom of the shell is communicated with a quick discharge valve.