CN108658296B - Waste water purification system - Google Patents
Waste water purification system Download PDFInfo
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- CN108658296B CN108658296B CN201810554506.5A CN201810554506A CN108658296B CN 108658296 B CN108658296 B CN 108658296B CN 201810554506 A CN201810554506 A CN 201810554506A CN 108658296 B CN108658296 B CN 108658296B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/007—Contaminated open waterways, rivers, lakes or ponds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/10—Energy recovery
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention provides a wastewater purification system which comprises a first adsorption tank, a second adsorption tank and a purification tank which are sequentially communicated, wherein a plurality of adsorption rods are densely stacked in the first adsorption tank, each adsorption rod comprises a cylindrical rod core, a plurality of threads are arranged on the rod core, and a first adsorption layer and a second adsorption layer are sequentially arranged outside the rod core. The invention improves the adsorption capacity to the waste water by arranging a unique adsorption structure; the invention brings the purification process of the wastewater into the intelligent control category, and improves the automation degree of the chemical purification process; according to the invention, the heat exchange liquid is used for recovering the heat of the wastewater, the heat exchange liquid is treated, and the mixture obtained by treatment is put into a wastewater device again for wastewater adsorption, so that the heat energy of the wastewater is fully utilized, the wastewater can be subjected to secondary adsorption, and the energy-saving and environment-friendly effects are achieved; the full-automatic wastewater treatment control is realized, and the automation degree is high.
Description
Technical Field
The invention relates to the field of environment-friendly machinery, in particular to a wastewater purification system.
Background
With the acceleration of modern urbanization and industrialization, the pollution of rivers and water sources which human beings rely on to live is more and more serious, and the water body becomes black and smelly seasonally or all the year round. The river reach of the urban river system of the Chinese tradition is reported to be polluted to different degrees, such as Suzhou river in Shanghai, the outer city river in Suzhou, Qinhuai river in Nanjing, Zhujiang in Guangdong, Yongding river in Beijing, countless drainage ditches, ponds, seaside or riverside wetlands, park wetlands, and the like are seriously polluted, and some places even threaten human drinking water sources, reservoirs, and the like. The pollution of water quality seriously threatens the life quality and health of residents, limits the development of cities and destroys the beautiful images of the cities. Therefore, the treatment of the waste water plays an important role in improving the life quality of people and ensuring the health of people.
At present, there are physical treatment, chemical treatment, physicochemical method and biological treatment methods for purifying wastewater. The physical treatment method is to separate and recover insoluble pollutants (including oil film and oil droplets) in suspension state in the wastewater by physical action, and is usually a gravity separation method, a centrifugal separation method, a filtration method, and the like. The chemical treatment method is to add a certain chemical substance into the wastewater and separate and recover the pollutants in the wastewater by using a chemical reaction, and the chemical precipitation method, the coagulation method, the neutralization method, the oxidation-reduction (including electrolysis) method and the like are commonly used. The physical and chemical method is to remove pollutants in wastewater by physical and chemical actions, and mainly comprises an adsorption method, an ion exchange method, a membrane separation method, an extraction method and the like. The biological treatment method is a method for converting organic pollutants in a solution, colloid and fine suspension state in wastewater into stable and harmless substances through the metabolism of microorganisms, and can be divided into an aerobic biological treatment method and an anaerobic biological treatment method.
The physical method in the wastewater treatment is convenient to operate, but the treatment effect is general, and toxic and harmful substances in the wastewater cannot be deeply removed; the treatment period of the biological treatment method is long, and some methods even have ecological risks or cause secondary pollution to the environment; the chemical treatment method can deeply remove toxic and harmful substances in the wastewater, and the treatment period is much shorter than that of the biological treatment method, so that the method is a widely used wastewater treatment method at present. However, the treatment agent in the chemical treatment method plays an important role in the treatment effect of the wastewater, and the preparation cost of the treatment agent is high, and the automation degree in the wastewater treatment process is generally low.
In conclusion, the existing wastewater treatment has various advantages and disadvantages, and no device with high automation control difficulty and good treatment effect exists.
Disclosure of Invention
In order to solve the technical problems, the invention provides a wastewater purification system which can improve the automation degree of wastewater treatment and improve the wastewater treatment effect.
The invention is realized by the following technical scheme:
the utility model provides a waste water purification system, is including the first adsorption tank, second adsorption tank and the purification tank that communicate in proper order, a plurality of adsorption rods are densely stacked in the first adsorption tank, the adsorption rod includes the cylinder type stick core, be provided with many screws on the stick core, be equipped with first adsorbed layer and second adsorbed layer outward in proper order to the stick core.
The heat exchanger further comprises a double heat exchanger, wherein the double heat exchanger is formed by connecting a first heat exchanger and a second heat exchanger in series; one end of the first heat exchanger is provided with a high-temperature wastewater inlet and a low-temperature heat exchange liquid inlet; one end of the second heat exchanger is provided with a low-temperature wastewater outlet and a high-temperature heat exchange liquid outlet, and the low-temperature wastewater outlet is communicated with the first adsorption tank.
Further, the first adsorption layer is an activated sludge layer;
the second adsorption layer consists of a substrate layer and a surface layer coated on the surface of the substrate layer, the substrate layer is active carbon fibers, the surface layer is hollow fibrils, the hollow fibrils are distributed on the surface of the active carbon fibers in an irregular form, and the hollow fibrils are tightly combined with the surface layer of the active carbon fibers; the inner diameter of the hollow filament is 300-600 μm, and the wall thickness is 50-70 μm.
Further, the purification tank is communicated with a purification reagent storage through a control valve, the control valve is controlled by an intelligent controller, and reagents for purifying suspended matters and ammonia nitrogen in the wastewater are stored in the purification reagent storage.
Further, the device also comprises a first reaction chamber, a second reaction chamber and a third reaction chamber which are communicated in sequence; the third reaction chamber is arranged right below the second reaction chamber, and the second reaction chamber is arranged right below the first reaction chamber; a first liquid discharge port is formed in the bottom of the first reaction chamber, and a first filter screen capable of being opened and closed is arranged at the upper part of the first liquid discharge port so that a mixture filtered by the first filter screen can fall into the second reaction chamber; the bottom of the second reaction chamber is provided with a first bottom plate capable of being opened and closed so that the mixture in the second reaction chamber can fall into a third reaction chamber, and the bottom of the third reaction chamber is provided with a second bottom plate capable of being opened and closed so that the mixture in the third reaction chamber can fall into a second adsorption tank; the opening and closing of the first filter screen, the first bottom plate and the second bottom plate are controlled by the intelligent controller.
Furthermore, the devices in the first reaction chamber, the second reaction chamber and the third reaction chamber are all controlled by an intelligent regulator.
Furthermore, the second adsorption tank is also provided with a wastewater discharge port, and a wastewater filtering component is arranged at the wastewater discharge port; the wastewater filtering part comprises a multistage filtering plate and a multistage adsorption plate which are arranged along a wastewater circulation path.
The invention has the following beneficial effects:
(1) the invention improves the adsorption capacity to the waste water by arranging a unique adsorption structure;
(2) the invention brings the purification process of the wastewater into the intelligent control category, and improves the automation degree of the chemical purification process;
(3) according to the invention, the heat exchange liquid is used for recovering the heat of the wastewater, the heat exchange liquid is treated, and the mixture obtained by treatment is put into a wastewater device again for wastewater adsorption, so that the heat energy of the wastewater is fully utilized, the wastewater can be subjected to secondary adsorption, and the energy-saving and environment-friendly effects are achieved;
(4) the full-automatic wastewater treatment control is realized, and the automation degree is high.
Drawings
FIG. 1 is a schematic view of a wastewater purification system according to the present embodiment;
wherein: 1-double heat exchanger, 2-first adsorption pool, 3-second adsorption pool, 4-first reaction chamber, 5-second reaction chamber, 6-third reaction chamber, 7-purification pool, 21-adsorption rod, 31-filter plate, 32-adsorption plate, 41-first drain outlet, 42-first filter screen, 51-first bottom plate and 61-second bottom plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
Example 1:
a waste water purification system comprises a double heat exchanger 1, as shown in figure 1, wherein the double heat exchanger 1 is formed by connecting a first heat exchanger and a second heat exchanger in series; one end of the first heat exchanger is provided with a high-temperature wastewater inlet and a low-temperature heat exchange liquid inlet; the one end of second heat exchanger is provided with low temperature waste water outlet and high temperature heat exchange liquid export, low temperature waste water outlet and first adsorption tank 2 intercommunication, first adsorption tank 2 and second adsorption tank 3 and purification tank 7 communicate in proper order, a plurality of adsorption rods 21 are densely stacked in first adsorption tank 2, adsorption rods 21 include the excellent core of cylinder type, be provided with many screw threads on the excellent core, be equipped with first adsorbed layer and second adsorbed layer outward in proper order to the excellent core.
Wherein the first adsorption layer is an activated sludge layer;
the second adsorption layer consists of a substrate layer and a surface layer coated on the surface of the substrate layer, the substrate layer is active carbon fibers, the surface layer is hollow fibrils, the hollow fibrils are distributed on the surface of the active carbon fibers in an irregular form, and the hollow fibrils are tightly combined with the surface layer of the active carbon fibers; the inner diameter of the hollow filament is 300-600 μm, and the wall thickness is 50-70 μm.
The purifying tank 7 is communicated with a purifying reagent storage through a control valve, the control valve is controlled by an intelligent controller, and reagents for purifying suspended matters and ammonia nitrogen in the wastewater are stored in the purifying reagent storage. Specifically, the purifying reagent comprises alkali metal salt dissolved in organic solvent, and also comprises fatty alcohol-polyoxyethylene ether calcium sulfate or alkylphenol polyoxyethylene.
In order to enable the heat exchange liquid in the invention to provide materials for subsequent wastewater adsorption while recovering heat energy, the heat exchange liquid used in the embodiment of the invention is a mixed liquid of ferric chloride, cobalt chloride, terephthalic acid and N-dimethylformamide, and in other feasible embodiments, the heat exchange liquid can also be a mixture obtained by dissolving ferric salt and/or cobalt salt in an organic solvent containing an organic complexing agent.
Further, the wastewater treatment device also comprises a first reaction chamber 4, a second reaction chamber 5 and a third reaction chamber 6 which are communicated in sequence; the third reaction chamber 6 is disposed right below the second reaction chamber 5, and the second reaction chamber 5 is disposed right below the first reaction chamber 4.
A first liquid discharge port 41 is formed in the bottom of the first reaction chamber 4, and a first filter screen 42 which can be opened and closed is arranged on the upper portion of the first liquid discharge port 41 so that a mixture filtered by the first filter screen 42 falls into the second reaction chamber 5;
the bottom of the second reaction chamber 5 is provided with a first bottom plate 51 which can be opened and closed so that the mixture in the second reaction chamber 5 can fall into the third reaction chamber 6, and the bottom of the third reaction chamber 6 is provided with a second bottom plate 61 which can be opened and closed so that the mixture in the third reaction chamber 6 can fall into the second adsorption tank 3; the opening and closing of the first filter screen 42, the first bottom plate 51 and the second bottom plate 61 are controlled by the intelligent controller.
The first reaction chamber 4 with high temperature heat exchange liquid export intercommunication, first reaction chamber 4 is provided with first heater all around, be provided with first temperature sensor in the first reaction chamber 4, first heater with first temperature sensor all is controlled by an intelligent modulator, the temperature and the reaction time of first reaction chamber of intelligent modulator control. The intelligent controller is in communication connection with the intelligent controller, so that the intelligent controller and the intelligent controller can be mutually matched to realize automatic control. The mixture H1 produced in the first reaction chamber after a certain time of reaction was filtered off via the first filter 42, and when the first filter 42 was opened, the produced mixture H1 fell into the second reaction chamber 5.
The second heater is arranged around the second reaction chamber 5, a second temperature sensor is arranged in the second reaction chamber, a first gas inlet is further arranged in the second reaction chamber so that first gas can be introduced into the second reaction chamber, and the second heater, the introduction speed of the first gas and the introduction speed of the second temperature sensor are controlled by the intelligent regulator. Specifically, the first gas is an inert gas which is used for protecting the reaction process of H1. The second reaction chamber 5 is based on a mixture H2 made from H1 which falls into the third reaction chamber 6 after the first bottom plate 51 is opened.
The third reaction chamber 6 is provided with third heaters all around, be provided with third temperature sensor in the third reaction chamber 6, the third reaction chamber still is provided with the gaseous entry of second so that the second body lets in third reaction chamber 6, third heater, the gaseous speed of letting in of second and third temperature sensor all are controlled by intelligent modulator. The second gas can be air which is used for oxidizing H2, and the mixture prepared by the third reaction chamber 6 based on H2 has the function of adsorbing harmful metal ions in the wastewater.
The inlet of the first adsorption pool 2 is communicated with the low-temperature wastewater outlet of the multi-stage heat exchanger 1, the outlet of the first adsorption pool 2 is communicated with the inlet of the second adsorption pool 3, and the second adsorption pool 3 is arranged right below the third reaction chamber 6 so as to receive a mixture prepared by the third reaction chamber 6 based on H2.
Further, in order to improve the adsorption effect of the mixture prepared based on H2, a plurality of stirring rods are further arranged in the second adsorption tank, and the stirring rods are controlled by the intelligent controller to improve the adsorption effect of metal ions in the wastewater by ensuring that the mixture prepared based on H2 is fully mixed with the wastewater.
Further, the second adsorption tank 3 is also provided with a wastewater discharge port, and a wastewater filtering component is arranged at the wastewater discharge port. The wastewater enters the purification tank 7 through the wastewater filtering component. The wastewater treated by the purification tank 7 can be directly discharged.
Specifically, the wastewater filtering part comprises a plurality of stages of filtering plates 31 and a plurality of stages of adsorption plates 32 which are arranged along the wastewater flow path, and the filtering plates 31 and the adsorption plates 32 are arranged in a staggered manner.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.
Claims (2)
1. A wastewater purification system characterized by: the adsorption device comprises a first adsorption tank, a second adsorption tank and a purification tank which are sequentially communicated, wherein a plurality of adsorption rods are densely stacked in the first adsorption tank, each adsorption rod comprises a cylindrical rod core, a plurality of threads are arranged on the rod core, and a first adsorption layer and a second adsorption layer are sequentially arranged outside the rod core; the second adsorption tank is also provided with a wastewater discharge port, and a wastewater filtering component is arranged at the wastewater discharge port; the wastewater filtering part comprises a multi-stage filtering plate and a multi-stage adsorption plate which are arranged along a wastewater circulation path;
the reaction device also comprises a first reaction chamber, a second reaction chamber and a third reaction chamber which are communicated in sequence; the third reaction chamber is arranged right below the second reaction chamber, and the second reaction chamber is arranged right below the first reaction chamber; a first liquid discharge port is formed in the bottom of the first reaction chamber, and a first filter screen capable of being opened and closed is arranged at the upper part of the first liquid discharge port so that a mixture filtered by the first filter screen can fall into the second reaction chamber; the bottom of the second reaction chamber is provided with a first bottom plate capable of being opened and closed so that the mixture in the second reaction chamber can fall into a third reaction chamber, and the bottom of the third reaction chamber is provided with a second bottom plate capable of being opened and closed so that the mixture in the third reaction chamber can fall into a second adsorption tank; the opening and closing of the first filter screen, the first bottom plate and the second bottom plate are controlled by an intelligent controller; a first heater is arranged around the first reaction chamber, a first temperature sensor is arranged in the first reaction chamber, and the first heater and the first temperature sensor are both controlled by an intelligent regulator; a second heater is arranged around the second reaction chamber, a second temperature sensor is arranged in the second reaction chamber, a first gas inlet is also arranged in the second reaction chamber, and the second heater, the first gas introduction speed and the second temperature sensor are controlled by an intelligent regulator; a third heater is arranged around the third reaction chamber, a third temperature sensor is arranged in the third reaction chamber, a second gas inlet is also arranged in the third reaction chamber, and the third heater, the second gas introduction speed and the third temperature sensor are controlled by an intelligent regulator;
the double-heat exchanger is formed by connecting a first heat exchanger and a second heat exchanger in series; one end of the first heat exchanger is provided with a high-temperature wastewater inlet and a low-temperature heat exchange liquid inlet; one end of the second heat exchanger is provided with a low-temperature wastewater outlet and a high-temperature heat exchange liquid outlet, the low-temperature wastewater outlet is communicated with the first adsorption tank, and the first reaction chamber is communicated with the high-temperature heat exchange liquid outlet;
the heat exchange liquid is a mixture obtained by dissolving iron salt and/or cobalt salt in an organic solvent containing a certain organic complexing agent.
2. The system of claim 1, wherein: the devices in the first reaction chamber, the second reaction chamber and the third reaction chamber are all controlled by an intelligent regulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810554506.5A CN108658296B (en) | 2017-09-06 | 2017-09-06 | Waste water purification system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710793534.8A CN107352699B (en) | 2017-09-06 | 2017-09-06 | A kind of waste water purification system |
| CN201810554506.5A CN108658296B (en) | 2017-09-06 | 2017-09-06 | Waste water purification system |
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| CN201710793534.8A Division CN107352699B (en) | 2017-09-06 | 2017-09-06 | A kind of waste water purification system |
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| CN108658296B true CN108658296B (en) | 2020-10-20 |
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| CN201710793534.8A Active CN107352699B (en) | 2017-09-06 | 2017-09-06 | A kind of waste water purification system |
| CN201810570624.5A Active CN108569828B (en) | 2017-09-06 | 2017-09-06 | Waste water purification system |
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| CN201710793534.8A Active CN107352699B (en) | 2017-09-06 | 2017-09-06 | A kind of waste water purification system |
| CN201810570624.5A Active CN108569828B (en) | 2017-09-06 | 2017-09-06 | Waste water purification system |
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| EP0634364B1 (en) * | 1993-02-03 | 1999-01-07 | Kurita Water Industries Ltd. | Pure water manufacturing method |
| JP4539153B2 (en) * | 2004-04-21 | 2010-09-08 | 東レ株式会社 | Chemical filter made of nanofiber |
| CN101462809A (en) * | 2008-12-25 | 2009-06-24 | 王俊川 | Comprehensive recovery method for heat energy and water from printing and dyeing industry wastewater and heat-exchanging system |
| CN102826624A (en) * | 2012-08-13 | 2012-12-19 | 吴江市聚力机械有限公司 | Adsorption rod for waste water treatment |
| CN203269694U (en) * | 2013-05-24 | 2013-11-06 | 山东鼎信石化新能源科技运营股份有限公司 | Pre-treatment system for high-concentration degradation-resistant organic waste water |
| CN103274546B (en) * | 2013-05-30 | 2014-10-08 | 浙江莱美纺织印染科技有限公司 | Printing and dyeing wastewater pure-turbid separating and waste heat utilizing system |
| CN105036236B (en) * | 2015-07-24 | 2017-10-20 | 杭州海利环境科技有限公司 | Absorbent and preparation method thereof |
| CN205590480U (en) * | 2016-05-04 | 2016-09-21 | 江西远东药业有限公司 | Disinfection device for water treatment |
| CN206447689U (en) * | 2016-08-29 | 2017-08-29 | 湖南西林环保材料有限公司 | Heavy metal industrial effluent processing unit |
| CN106336037A (en) * | 2016-08-30 | 2017-01-18 | 江苏万邦达环保科技有限公司 | Multi-stage filtering type sewage treatment equipment |
| CN206094974U (en) * | 2016-10-12 | 2017-04-12 | 佛山市佳利达环保科技股份有限公司 | Waste water waste heat recovery device |
| CN106946384A (en) * | 2017-05-25 | 2017-07-14 | 江苏德利泰电气有限公司 | Chemical engineering sewage processing equipment |
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| CN108569828A (en) | 2018-09-25 |
| CN107352699A (en) | 2017-11-17 |
| CN108569828B (en) | 2020-10-30 |
| CN107352699B (en) | 2018-08-17 |
| CN108658296A (en) | 2018-10-16 |
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