CN111252989A - Integrated wastewater treatment equipment - Google Patents
Integrated wastewater treatment equipment Download PDFInfo
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- CN111252989A CN111252989A CN202010205567.8A CN202010205567A CN111252989A CN 111252989 A CN111252989 A CN 111252989A CN 202010205567 A CN202010205567 A CN 202010205567A CN 111252989 A CN111252989 A CN 111252989A
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- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 37
- 239000002351 wastewater Substances 0.000 claims abstract description 186
- 239000000126 substance Substances 0.000 claims abstract description 31
- 230000002779 inactivation Effects 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 28
- 239000003153 chemical reaction reagent Substances 0.000 claims description 122
- 239000007788 liquid Substances 0.000 claims description 35
- 238000010438 heat treatment Methods 0.000 claims description 17
- 230000007935 neutral effect Effects 0.000 claims description 12
- 239000002253 acid Substances 0.000 claims description 7
- 239000003513 alkali Substances 0.000 claims description 7
- 238000006386 neutralization reaction Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 230000001276 controlling effect Effects 0.000 claims 2
- 230000001105 regulatory effect Effects 0.000 claims 2
- 239000010865 sewage Substances 0.000 abstract description 8
- 238000004904 shortening Methods 0.000 abstract description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 9
- 238000012423 maintenance Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000004155 Chlorine dioxide Substances 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000000975 bioactive effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 235000019398 chlorine dioxide Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/007—Modular design
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention belongs to the technical field of sewage treatment, and relates to an integrated wastewater treatment device and a using method thereof, wherein the integrated wastewater treatment system provided by the invention can simultaneously realize the following 3 inactivation methods: chemical inactivation, high-temperature inactivation and high-temperature chemical inactivation. In addition, the integrated wastewater treatment system provided by the invention comprises two treatment tanks, so that the two treatment tanks can be used for treating the same sewage in a circulating reciprocating manner, and two different types of wastewater can be treated by utilizing the two treatment tanks and two different modes in the same system, thereby greatly shortening the wastewater treatment time and improving the working efficiency. The integrated wastewater treatment system provided by the invention has a wider treatment window, not only realizes an integrated multiple inactivation mode, but also limits the occupied area of a factory building, is simple, convenient and efficient, and is suitable for industrial popularization.
Description
Technical Field
The invention relates to an integrated wastewater treatment device and a using method thereof, belonging to the technical field of sewage treatment.
Background
In recent years, with the continuous improvement of the living standard of residents and the continuous deepening of government supporting policies, a large number of pharmaceutical enterprises, especially biomedical enterprises, rise, and waste water generated by pharmaceutical enterprises becomes one of serious pollution sources, especially waste water generated by biomedical enterprises, which has many organic pollutants and contains a large amount of bioactive or cell active ingredients and is one of industrial waste water difficult to treat, and how to treat the waste water is also one of the problems facing the current environmental protection.
At present, the common treatment modes of the wastewater mainly comprise a chemical treatment method and a high-temperature treatment method, the chemical treatment method is to perform sterilization and disinfection treatment on harmful microorganisms in the wastewater by using various chemical agents, the common disinfection processes at present comprise ozone disinfection, chlorine disinfection, sodium hypochlorite disinfection, chlorine dioxide disinfection, formaldehyde disinfection, alkali disinfection and the like, each method is thousands of autumn, and the inactivation effects are different; the high-temperature treatment method is to directly introduce steam into the waste water storage tank, raise the temperature of the waste water by utilizing latent heat released by the steam, and kill all active substances in the waste water for a period of time. The method has the advantages of simple operation, thorough sterilization and the like, but also has the defects of small treatment amount, long treatment period and the like; in addition, the conventional methods are single treatment methods, the treatment window is small, some wastewater is subjected to independent chemical treatment or independent high-temperature treatment and cannot reach the safe discharge standard, and an enterprise is required to install two treatment systems, so that time and labor are wasted, a large amount of factory equipment is occupied, and great economic pressure is brought to the enterprise.
Disclosure of Invention
In order to solve the problems, the invention provides an integrated wastewater treatment device using chemical, high-temperature and high-temperature chemical inactivation, and specifically, the technical scheme of the invention is as follows:
the utility model provides an integration waste water treatment equipment, waste water treatment equipment include chemical reagent groove, wastewater disposal basin, treater and pipe-line system, the chemical reagent groove include first chemical reagent groove and second chemical reagent groove, wherein lead to the same or different chemical reagent to satisfy different processing needs. The wastewater pond in lead to the waste water that waits to handle, the treater include first treater and second treater, same waste water can be handled to first treater and second treater batch formula, but the different types of waste water of independent processing again realizes high-efficient operation. The pipeline system comprises a chemical reagent pipeline system, a waste water pipeline system, a steam pipeline system, a circulating pipeline system and a discharge pipeline system; the first chemical reagent tank and the second chemical reagent tank are respectively connected with the top ends of the first processor and the second processor through a chemical reagent pipeline system; the waste water pipeline system is provided with a three-way valve, one end of the three-way valve is connected with the waste water tank, one end of the three-way valve is connected with the top end of the first processor, and the other end of the three-way valve is connected with the top end of the second processor; the steam pipeline system is internally communicated with steam which is respectively connected with the top ends of the first processor and the second processor; the circulating pipeline system is provided with a circulating pump and is sequentially connected to the bottom of the first processor, the bottom of the second processor, the top of the second processor and the top of the first processor; the discharge pipeline system is connected to the circulating pipeline system.
Further, the chemical reagent pipeline system comprises a first chemical reagent pipeline system, a second chemical reagent pipeline system and a third chemical reagent pipeline system, two ends of the first chemical reagent pipeline system are respectively connected with the first chemical reagent groove and the second chemical reagent groove, the second chemical reagent pipeline system is respectively connected with the first chemical reagent pipeline system and the top end of the first processor, and the third chemical reagent pipeline system is respectively connected with the first chemical reagent pipeline system and the top end of the second processor.
Furthermore, the wastewater pipeline system comprises a first wastewater pipeline system, a second wastewater pipeline system and a third wastewater pipeline system, a three-way valve is arranged between the first wastewater pipeline system and the second wastewater pipeline system, and between the third wastewater pipeline system and the third wastewater pipeline system, the wastewater to be treated can be adjusted to enter a first processor or a second processor through the turning of the three-way valve, the other end of the first wastewater pipeline system is connected with the wastewater tank, the other end of the second wastewater pipeline system is connected with the top end of the first processor, and the other end of the third wastewater pipeline system is connected with the top end of the second processor.
Further, the vapor pipeline system comprises a first vapor pipeline system, a second vapor pipeline system and a third vapor pipeline system; one end of the second steam pipeline system is connected with the first steam pipeline system, and the other end of the second steam pipeline system is connected with the top end of the first processor; one end of the third steam pipeline system is connected with the first steam pipeline system, and the other end of the third steam pipeline system is connected with the top end of the second processor.
Furthermore, the circulating pipeline system comprises a first circulating pipeline system, a second circulating pipeline system, a third circulating pipeline system, a fourth circulating pipeline system and a fifth circulating pipeline system; one end of the first circulation pipeline system is connected with the bottom of the first processor, the other end of the first circulation pipeline system is connected with the second circulation pipeline system on the third circulation pipeline system, the other end of the second circulation pipeline system is connected with the bottom of the second processor, the third circulation pipeline system is sequentially provided with a circulation pump and a discharge pipeline system, the other end of the third circulation pipeline system is connected with the fourth circulation pipeline system and the fifth circulation pipeline system, the other end of the fourth circulation pipeline system is connected with the top end of the second processor, and the other end of the fifth circulation pipeline system is connected with the top end of the first processor.
Furthermore, a first overflow port is arranged on a first wastewater pipeline system of the wastewater pipeline system, a second overflow port is arranged at the upper end of the first processor, and a third overflow port is arranged at the upper end of the second processor. When the discharge capacity is too large occasionally, the three-way valve cannot be turned to the tank being treated when the treating device is not going through the treatment process and the other treating device receiving the sewage reaches a high level, and the sewage is discharged at the overflow port.
Furthermore, the wastewater treatment equipment also comprises an overflow pipeline system, an overflow tank and a pump return pipeline system; the overflow discharge pipeline system comprises a first overflow discharge pipeline system, a second overflow discharge pipeline system and a third overflow discharge pipeline system; one end of the first overflow pipeline system is connected with the first overflow port, and the other end of the first overflow pipeline system is connected with the overflow tank; one end of the second overflow discharge pipeline system is connected with the second overflow discharge port, and the other end of the second overflow discharge pipeline system is connected with the overflow tank; one end of the third overflow discharge pipeline system is connected with the third overflow discharge port, and the other end of the third overflow discharge pipeline system is connected with the overflow tank; the sewage discharged from the overflow outlet can be discharged into the overflow tank through the overflow pipeline. And a pump return pipeline system is connected between the overflow tank and the third circulating pipeline system, and the connection between the pump return pipeline system and the third circulating pipeline system is positioned in front of the circulating pump, so that the sewage collected in the overflow tank can return to the treater through the circulating pump for continuous treatment.
Furthermore, the pump return pipeline system is also provided with a turbidity discharge port for discharging the turbidity in the overflow tank.
Furthermore, a stirring rod is arranged in the second chemical reagent tank and used for assisting in stirring and melting.
Furthermore, the connecting ends of the first chemical reagent pipeline system and the first chemical reagent tank and the second chemical reagent tank are respectively provided with a metering pump, the metering pumps can be used for calculating the amount of chemical reagents required by wastewater to be treated in the treater, in addition, the two ends of each metering pump can be provided with a disassembly valve, and the disassembly maintenance and the like of the pipelines and the metering pumps are convenient.
Furthermore, the second steam pipeline system and the third steam pipeline system are provided with steam electromagnetic valves for measuring the flow of steam and opening or closing the steam pipeline, and similarly, two ends of the steam electromagnetic valves can be provided with dismounting valves for facilitating dismounting and maintenance of the pipeline and the steam electromagnetic valves and the like.
Furthermore, the second chemical reagent pipeline system and the third chemical reagent pipeline system are provided with electromagnetic valves for adjusting the flow of the chemical reagents and opening or closing the pipelines and controlling the chemical reagents to enter the first processor or the second processor, and similarly, both ends of the electromagnetic valves can be provided with disassembly valves for facilitating disassembly and maintenance of the pipelines and the electromagnetic valves.
Furthermore, the first circulation pipeline system, the second circulation pipeline system, the third circulation pipeline system and the fourth circulation pipeline system are provided with electromagnetic valves for adjusting the opening or closing of the pipelines, and similarly, both ends of each electromagnetic valve can be provided with a dismounting valve for facilitating the dismounting and maintenance of the pipelines and the electromagnetic valves and the like.
Furthermore, the discharge pipeline system is provided with an electromagnetic valve for adjusting the opening or closing of the pipeline, and similarly, two ends of the electromagnetic valve are also provided with disassembly valves, so that the pipeline and the electromagnetic valve can be conveniently maintained.
Furthermore, a liquid level sensor, a pH meter and a temperature sensor are also arranged on the first processor and the second processor; and the first chemical reagent tank and the second chemical reagent tank are also provided with liquid level sensors for detecting the liquid level, the pH value and the temperature in the processor.
The invention also comprises an inactivation method matched with the integrated wastewater treatment equipment, wherein the inactivation method comprises high-temperature chemical inactivation, high-temperature inactivation and chemical inactivation.
Further, the high-temperature chemical inactivation method comprises the following steps:
i, the wastewater to be treated in the wastewater tank 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, alkali liquor in the second chemical reagent tank 2 enters the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72 for chemical treatment, meanwhile, a steam electromagnetic valve on the second steam pipeline system 92 is opened, and steam enters the first processor 5 through the first steam pipeline system 91 and the second steam pipeline system 92 for heating treatment. Then, the circulation pump 20 automatically starts the circulation pipeline system 10, and starts the internal circulation mode of the first processor 5 and the circulation pipeline system 10, wherein the preset circulation time is 4.5 h. After the preset time is reached, the steam electromagnetic valve on the second steam pipeline system 92 is closed, the circulating pump 20 automatically turns to the neutralization operation, the acid liquor in the first chemical reagent tank 1 is injected into the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72, the internal circulation mode is continued until the pH meter in the first processor 5 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in the discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
II, when the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be processed in the wastewater tank 3 is discharged into the first processor 5, meanwhile, the second chemical reagent tank 2 and the first chemical reagent tank 1 inject chemical reagents into the second processor 6 for chemical processing under the control of the electromagnetic valve, meanwhile, a steam electromagnetic valve on the third steam pipeline system 93 is opened, the steam enters the second processor 6 for heating processing through the first steam pipeline system 91 and the third chemical reagent tank 93, until a pH meter in the second processor 6 detects that the processed wastewater is neutral, the circulating pump 20 is opened to be discharged, the treated wastewater is discharged through a discharge piping system 11. The two tanks are circulated.
Further, the high-temperature inactivation method comprises the following steps:
i, the wastewater to be treated in the wastewater pool 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, the steam electromagnetic valve on the second steam pipeline system 92 is opened, the steam enters the first processor 5 through the first steam pipeline system 91 and the second steam pipeline system 92, at the moment, the circulating pump 20 automatically opens the circulating pipeline system 10, when the circulating wastewater is heated to reach a set temperature of 80 ℃ by utilizing latent heat released by the steam, timing is started, the heating is stopped after 4h, the circulating pump 20 turns to a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
And II, when the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be processed in the water tank 3 is discharged into the first processor 5, meanwhile, a steam electromagnetic valve on the third steam pipeline system 93 is opened, the steam enters the second processor 6 through the first steam pipeline system 91 and the third steam pipeline system 93 for heating treatment, the heating is stopped until the set temperature reaches 4h, the circulating pump 20 turns to a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11. The two tanks are circulated.
Further, the chemical inactivation method comprises the following steps:
i, the wastewater to be treated in the wastewater tank 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, alkali liquor in the second chemical reagent tank 2 enters the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72 for chemical treatment, meanwhile, the circulating pump 20 automatically starts the circulating pipeline system 10 to start the internal circulation mode of the first processor 5 and the circulating pipeline system 10, and the preset circulating time is 4.5 hours. After the preset time is reached, the circulating pump 20 automatically turns to a neutralization operation, the acid solution in the first chemical reagent tank 1 is injected into the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72, the internal circulation mode is continued until the pH meter in the first processor 5 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
And II, when the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be treated in the water tank 3 is discharged into the first processor 5, meanwhile, the second chemical reagent tank 2 and the first chemical reagent tank 1 inject chemical reagents into the second processor 6 under the control of the electromagnetic valve for chemical treatment, until a pH meter in the second processor 6 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11. The two tanks are circulated.
The integrated wastewater treatment system provided by the invention can simultaneously realize the following 3 inactivation methods: chemical inactivation, high-temperature inactivation and high-temperature chemical inactivation. In addition, the integrated wastewater treatment system provided by the invention comprises two treatment tanks, so that the two treatment tanks can be used for treating the same sewage in a circulating reciprocating manner, and two different types of wastewater can be treated by utilizing the two treatment tanks and two different modes in the same system, thereby greatly shortening the wastewater treatment time and improving the working efficiency. The integrated wastewater treatment system provided by the invention has a wider treatment window, not only realizes an integrated multiple inactivation mode, but also limits the occupied area of a factory building, is simple, convenient and efficient, and is suitable for industrial popularization.
Drawings
FIG. 1 is a schematic view of an integrated wastewater treatment facility according to the present invention;
in the figure, 1-first chemical reagent reservoir; 2-a second chemical reagent tank; 3-a wastewater tank; 4-three-way valves; 5-a first processor; 6-a second processor; 7-chemical reagent piping system; 71-a first chemical reagent tubing system; 72-second chemical reagent line system; 73-a third chemical reagent tubing system; 8-a waste water pipeline system; 81-a first waste pipe line system; 82-a second waste pipe line system; 83-third waste water pipeline system; 9-a vapor piping system; 91-a first vapor piping system; 92-a second vapor piping system; 93-a third vapor piping system; 10-a circulation line system; 101-a fifth circulation pipeline system; 102-a fourth circulation line system; 103-a third circulation pipeline system; 104-a second circulation line system; 105-a first circulation line system; 11-a discharge line system; 12-overflow pipe system 121-first drain overflow pipe system; 122-a second overflow piping system; 123-a third overflow pipe system; 13-overflow tank; 14-stirring paddle; 15-first overflow drain; 16-second overflow drain; 17-third row of overflow ports; 18-pump return line system; 19-a turbidity discharge port; and 20-circulating pump.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention.
Example one
The embodiment provides a situation that the integrated wastewater treatment equipment provided by the invention is used for treating the same wastewater by a chemical method. It should be understood that the reagents in the first chemical reagent vessels 1 and 2 may be the same or different, and this embodiment is described using acid and base chemicals.
The wastewater to be treated in the wastewater tank 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, alkali liquor in the second chemical reagent tank 2 enters the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72 for chemical treatment, meanwhile, the circulating pump 20 automatically starts the circulating pipeline system 10 to start the internal circulation mode of the first processor 5 and the circulating pipeline system 10, and the preset circulation time is 4.5 h. After the preset time is reached, the circulating pump 20 automatically turns to a neutralization operation, the acid solution in the first chemical reagent tank 1 is injected into the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72, the internal circulation mode is continued until the pH meter in the first processor 5 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
When the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be treated in the pool 3 is discharged into the first processor 5, meanwhile, the second chemical reagent tank) and the first chemical reagent tank 1 inject chemical reagents into the second processor 6 for chemical treatment under the control of the electromagnetic valve, until a pH meter in the second processor 6 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11. The two tanks are circulated.
Example two
The embodiment provides a situation that the integrated wastewater treatment equipment provided by the invention is used for treating wastewater by a high-temperature method.
The wastewater to be treated in the wastewater pool 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, the steam electromagnetic valve on the second steam pipeline system 92 is opened, steam enters the first processor 5 through the first steam pipeline system 91 and the second steam pipeline system 92, at the moment, the circulating pump 20 automatically opens the circulating pipeline system 10, when the circulating wastewater is heated to reach a set temperature of 80 ℃ by utilizing latent heat released by the steam, timing is started, the heating is stopped after 4h, the circulating pump 20 turns to a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
When the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be processed in the water tank 3 is discharged into the first processor 5, meanwhile, the steam electromagnetic valve on the third steam pipeline system 93 is opened, the steam enters the second processor 6 through the first steam pipeline system 91 and the third steam pipeline system 93 for heating processing, the heating is stopped until the set temperature is reached for 4h, the circulating pump 20 turns to a discharge state, and the processed wastewater is discharged through the discharge pipeline system 11. The two tanks are circulated.
EXAMPLE III
The embodiment provides a situation that the integrated wastewater treatment equipment provided by the invention is adopted to carry out chemical high-temperature method for treating wastewater.
The wastewater to be treated in the wastewater pool 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, when the first processor 5 reaches a high liquid level, the steam electromagnetic valve on the second steam pipeline system 92 is opened, steam enters the first processor 5 through the first steam pipeline system 91 and the second steam pipeline system 92, at the moment, the circulating pump 20 automatically opens the circulating pipeline system 10, when the circulating wastewater is heated to reach a set temperature of 80 ℃ by utilizing latent heat released by the steam, timing is started, the heating is stopped after 4h, the circulating pump 20 turns to a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
When the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the three-way valve 4 turns to the first processor 5, the wastewater to be treated in the wastewater tank 3 is discharged into the first processor 5, meanwhile, the second chemical reagent tank 2 and the first chemical reagent tank 1 inject chemical reagents into the second processor 6 for chemical treatment under the control of the electromagnetic valve, meanwhile, the steam electromagnetic valve on the third steam pipeline system 93 is opened, the steam enters the second processor 6 for heating treatment through the first steam pipeline system 91 and the third steam pipeline system 93, until a pH meter in the second processor 6 detects that the treated wastewater is neutral, the circulating pump 20 is opened to discharge, the treated wastewater is discharged through a discharge piping system 11. The two tanks are circulated.
Example four
The embodiment provides a situation that the integrated wastewater treatment equipment provided by the invention is adopted to carry out overflow treatment.
When the second processor 6 is performing wastewater treatment and the wastewater in the first processor 5 reaches a high level, the three-way valve 4 cannot turn to the second processor 6 being treated, the system will send an alarm, and at the same time, the first overflow port 15 on the first wastewater pipeline system 81 and the second overflow port 16 on the first processor 5 will be started to reach the overflow tank 13 through the first overflow pipeline system 121 and the second overflow pipeline system 122, and after the second processor 6 is treated, the attendant will start the circulation pump 20 to make the wastewater in the overflow tank 13 reach the second processor 6 through the pump-back pipeline system 18, the third circulation pipeline system 103 and the fourth circulation pipeline system 102 to continue wastewater treatment.
EXAMPLE five
The embodiment provides a situation that the integrated wastewater treatment equipment provided by the invention is used for treating two different types of wastewater by using two treatment tanks and two different modes in the same system.
The first wastewater to be treated in the wastewater tank 3 is discharged into the first processor 5 through the first wastewater pipeline system 81, the three-way valve 4 and the second wastewater pipeline system 82, and when the first processor 5 reaches a high liquid level, the alkali liquor in the second chemical reagent tank 2 enters the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72 for chemical treatment. Meanwhile, the circulation pump 20 automatically starts the circulation pipeline system 10 to start the internal circulation mode of the first processor 5 and the circulation pipeline system 10, and the preset circulation time is 4.5 h. After the preset time is reached, the circulating pump 20 automatically turns to a neutralization operation, the acid solution in the first chemical reagent tank 1 is injected into the first processor 5 through the first chemical reagent pipeline system 71 and the second chemical reagent pipeline system 72, the internal circulation mode is continued until the pH meter in the first processor 5 detects that the treated wastewater is neutral, the circulating pump 20 is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
When the first processor 5 reaches a high liquid level, the three-way valve 4 turns to the second processor 6, the wastewater in the second wastewater pool 3 is discharged into the second processor 6 through the first wastewater pipeline system 81, the three-way valve 4 and the third wastewater pipeline system 83, when the second processor 6 reaches the high liquid level, the steam electromagnetic valve on the third steam pipeline system 93 is opened, the steam enters the second processor 6 through the first steam pipeline system 91 and the third steam pipeline system 93 for heating treatment, at the moment, the circulating pump 20 automatically opens the circulating pipeline system 10, when the circulating wastewater is heated to reach a set temperature of 80 ℃ by utilizing latent heat released by the steam, timing is started, heating is stopped after 4h, the circulating pump 20 turns to a discharge state, and the treated wastewater is discharged through the discharge pipeline system 11.
The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.
Claims (14)
1. An integrated wastewater treatment device is characterized by comprising a chemical reagent tank, a wastewater pond (3), a processor and a pipeline system, wherein the chemical reagent tank comprises a first chemical reagent tank (1) and a second chemical reagent tank (2) which are filled with chemical reagents; wastewater to be treated is introduced into the wastewater tank (3); the processor comprises a first processor (5) and a second processor (6); the pipeline system comprises a chemical reagent pipeline system (7), a waste water pipeline system (8), a steam pipeline system (9), a circulating pipeline system (10) and a discharge pipeline system (11); the first chemical reagent tank (1) and the second chemical reagent tank (2) are respectively connected with the top ends of the first processor (5) and the second processor (6) through a chemical reagent pipeline system (7); the waste water pipeline system (8) is provided with a three-way valve (4), one end of the three-way valve is connected with the waste water tank (3), one end of the three-way valve is connected with the top end of the first processor (5), and the other end of the three-way valve is connected with the top end of the second processor (6); the steam pipeline system (9) is internally filled with steam and is respectively connected with the top ends of the first processor (5) and the second processor (6); the circulating pipeline system (10) is provided with a circulating pump (20), and the circulating pipeline system (10) is sequentially connected to the bottom of the first processor (5), the bottom of the second processor (6), the top of the second processor (6) and the top of the first processor (5); the discharge pipeline system (11) is connected to the circulating pipeline system (10).
2. The integrated wastewater treatment equipment according to claim 1, wherein the chemical reagent piping system (7) comprises a first chemical reagent piping system (71), a second chemical reagent piping system (72), and a third chemical reagent piping system (73), the first chemical reagent piping system (71) is connected to the first chemical reagent tank (1) and the second chemical reagent tank (2), the second chemical reagent piping system (72) is connected to the first chemical reagent piping system (71) and the top end of the first treater (5), and the third chemical reagent piping system (73) is connected to the first chemical reagent piping system (71) and the top end of the second treater (6).
3. The integrated wastewater treatment facility according to claim 1, wherein the wastewater pipeline system (8) comprises a first wastewater pipeline system (81), a second wastewater pipeline system (82) and a third wastewater pipeline system (83), a three-way valve (4) is arranged between the first wastewater pipeline system (81), the second wastewater pipeline system (82) and the third wastewater pipeline system (83), the other end of the first wastewater pipeline system (81) is connected with the wastewater tank (3), the other end of the second wastewater pipeline system (82) is connected with the top end of the first processor (5), and the other end of the third wastewater pipeline system (83) is connected with the top end of the second processor (6).
4. The integrated wastewater treatment plant according to claim 1, wherein the vapor pipe system (9) comprises a first vapor pipe system (91), a second vapor pipe system (92), a third vapor pipe system (93); one end of the second steam pipeline system (92) is connected with the first steam pipeline system (91), and the other end of the second steam pipeline system is connected with the top end of the first processor (5); one end of the third steam pipeline system (93) is connected with the first steam pipeline system (91), and the other end of the third steam pipeline system is connected with the top end of the second processor (6).
5. The integrated wastewater treatment plant according to claim 1, wherein the circulation pipeline system (10) comprises a first circulation pipeline system (105), a second circulation pipeline system (104), a third circulation pipeline system (103), a fourth circulation pipeline system (102), a fifth circulation pipeline system (101); one end of the first circulation pipeline system (105) is connected with the bottom of the first processor (5), the other end of the first circulation pipeline system is connected with the second circulation pipeline system (104) together on the third circulation pipeline system (103), the other end of the second circulation pipeline system (104) is connected with the bottom of the second processor (6), the third circulation pipeline system (103) is sequentially provided with the circulation pump (20) and the discharge pipeline system (11), the other end of the third circulation pipeline system is connected with the fourth circulation pipeline system (102) and the fifth circulation pipeline system (101), the other end of the fourth circulation pipeline system (102) is connected with the top end of the second processor (6), and the other end of the fifth circulation pipeline system (101) is connected with the top end of the first processor (5).
6. The integrated wastewater treatment facility according to claim 3, wherein the first wastewater pipeline system (81) of the wastewater pipeline system (8) is provided with a first overflow vent (15), the upper end of the first processor (5) is provided with a second overflow vent (16), and the upper end of the second processor (6) is provided with a third overflow vent (17).
7. The integrated wastewater treatment plant according to claim 6, characterized in that the wastewater treatment plant further comprises a drain pipe system (12), a spill tank (13) and a pump-back pipe system (18); the overflow pipeline system (12) comprises a first overflow pipeline system (121), a second overflow pipeline system (122) and a third overflow pipeline system (123); one end of the first overflow pipeline system (121) is connected with the first overflow port (15), and the other end is connected with the overflow tank (13); one end of the second overflow discharge pipeline system (122) is connected with the second overflow discharge port (16), and the other end is connected with the overflow tank (13); one end of the third overflow discharge pipeline system (123) is connected with the third overflow discharge port (17), and the other end is connected with the overflow tank (13); a pump return pipeline system (18) is connected between the overflow tank (13) and the third circulating pipeline system (103), and the connection between the pump return pipeline system (18) and the third circulating pipeline system (103) is arranged in front of the circulating pump (20).
8. The integrated wastewater treatment plant according to claim 7, wherein the pump-back piping system (18) is further provided with a turbidity discharge port (19) for discharging the turbidity in the overflow tank (13).
9. The integrated wastewater treatment equipment according to claim 1, wherein a stirring rod (14) is further arranged in the second chemical reagent tank (2).
10. The integrated wastewater treatment equipment according to any one of claims 1 to 9, wherein the connection ends of the first chemical reagent pipeline system (71) and the first chemical reagent tank (1) and the second chemical reagent tank (2) are respectively provided with a metering pump; the second steam pipeline system (92) and the third steam pipeline system (93) are provided with steam electromagnetic valves for regulating and controlling the flow rate of steam and the related opening or closing of the steam; electromagnetic valves are arranged on the second chemical reagent pipeline system (72), the third chemical reagent pipeline system (73), the first circulating pipeline system (105), the second circulating pipeline system (104), the third circulating pipeline system (103), the fourth circulating pipeline system (102) and the discharge pipeline system (11) and are used for regulating and controlling the opening or closing of pipelines; the first processor (5) and the second processor (6) are also provided with a liquid level sensor, a PH meter and a temperature sensor; and liquid level sensors are also arranged on the first chemical reagent tank (1) and the second chemical reagent tank (2).
11. An inactivation method matched with the integrated wastewater treatment equipment as claimed in claims 1-10, characterized by comprising high-temperature chemical inactivation, high-temperature inactivation and chemical inactivation.
12. The inactivation method of claim 11, wherein the high temperature chemical inactivation method comprises the steps of:
i, discharging wastewater to be treated in a wastewater pool (3) into a first processor (5) through a first wastewater pipeline system (81), a three-way valve (4) and a second wastewater pipeline system (82), when the first processor (5) reaches a high liquid level, enabling alkali liquor in a second chemical reagent tank (2) to enter the first processor (5) through a first chemical reagent pipeline system (71) and a second chemical reagent pipeline system (72) for chemical treatment, simultaneously opening a steam electromagnetic valve on a second steam pipeline system (92), and enabling water steam to enter the first processor (5) through a first steam pipeline system (91) and a second steam pipeline system (92) for heating treatment. Then the circulating pump (20) automatically starts the circulating pipeline system (10) to start the internal circulation mode of the first processor (5) and the circulating pipeline system (10), and the preset circulation time is 4.5 h. After the preset time is reached, a steam electromagnetic valve on the second steam pipeline system (92) is closed, the circulating pump (20) automatically turns to the neutralization operation, acid liquor in the first chemical reagent tank (1) is injected into the first processor (5) through the first chemical reagent pipeline system (71) and the second chemical reagent pipeline system (72), the internal circulation mode is continued until a pH meter in the first processor (5) detects that the treated wastewater is neutral, the circulating pump (20) is in a discharge state, and the treated wastewater is discharged through the discharge pipeline system (11).
II, when the first processor (5) reaches a high liquid level, the three-way valve (4) turns to the second processor (6), the wastewater is discharged into the second processor (6) through the first wastewater pipeline system (81), the three-way valve (4) and the third wastewater pipeline system (83), when the second processor (6) reaches the high liquid level, the three-way valve (4) turns to the first processor (5), the wastewater to be treated in the wastewater pond (3) is discharged into the first processor (5), meanwhile, the second chemical reagent tank (2) and the first chemical reagent tank (1) inject chemical reagents into the second processor (6) under the control of the electromagnetic valve for chemical treatment, meanwhile, a steam electromagnetic valve on the third steam pipeline system (93) is opened, and the steam enters the second processor (6) through the first steam pipeline system (91) and the third steam pipeline system (93) for heating treatment, until the pH meter in the second processor (6) detects that the treated wastewater is neutral, the circulating pump (20) is started to discharge, and the treated wastewater is discharged through the discharge pipeline system (11). The two tanks are circulated.
13. The inactivation method of claim 11, wherein the high temperature inactivation method comprises the steps of:
i, wastewater to be treated in a wastewater pool (3) is discharged into a first wastewater pipeline system (81), a three-way valve (4) and a second wastewater pipeline system (82) through the first wastewater pipeline system (81), when the first processor (5) reaches a high liquid level, a steam electromagnetic valve on a second steam pipeline system (92) is opened, water vapor enters the first processor (5) through the first steam pipeline system (91) and the second steam pipeline system (92), a circulating pump (20) automatically opens a circulating pipeline system (10), when the circulating wastewater is heated to reach a set temperature of 80 ℃ by utilizing latent heat released by the steam, timing is started, heating is stopped after 4 hours, the circulating pump (20) is turned to a discharge state, and the treated wastewater is discharged through a discharge pipeline system (11).
II, when the first processor (5) reaches a high liquid level, the three-way valve (4) turns to the second processor (6), the waste water is discharged into the second processor (6) through the first waste water pipeline system (81), the three-way valve (4) and the third waste water pipeline system (83), when the second processor (6) reaches a high liquid level, the three-way valve (4) turns to the first processor (5), the wastewater to be treated in the water tank (3) is discharged into the first processor (5), meanwhile, a steam electromagnetic valve on the third steam pipeline system (93) is opened, steam enters the second processor (6) through the first steam pipeline system (91) and the third steam pipeline system (93) for heating treatment, heating is stopped until the set temperature is reached for 4 hours, the circulating pump (20) is turned to a discharge state, and treated wastewater is discharged through the discharge pipeline system (11). The two tanks are circulated.
14. The inactivation method of claim 11, wherein the chemical inactivation method comprises the steps of:
i, waste water to be treated in the waste water pool (3) is discharged into the first processor (5) through the first waste water pipeline system (81), the three-way valve (4) and the second waste water pipeline system (82), when the first processor (5) reaches a high liquid level, alkali liquor in the second chemical reagent tank (2) enters the first processor (5) through the first chemical reagent pipeline system (71) and the second chemical reagent pipeline system (72) to be subjected to chemical treatment, meanwhile, the circulating pump (20) automatically starts the circulating pipeline system (10), an internal circulation mode of the first processor (5) and the circulating pipeline system (10) is started, and the preset circulating time is 4.5 hours. After the preset time is reached, the circulating pump (20) automatically turns to a neutralization operation, acid liquor in the first chemical reagent tank (1) is injected into the first processor (5) through the first chemical reagent pipeline system (71) and the second chemical reagent pipeline system (72), the internal circulation mode is continued until a pH meter in the first processor (5) detects that the treated wastewater is neutral, the circulating pump (20) is started to be in a discharge state, and the treated wastewater is discharged through the discharge pipeline system (11).
II, when the first processor (5) reaches a high liquid level, the three-way valve (4) turns to the second processor (6), the waste water is discharged into the second processor (6) through the first waste water pipeline system (81), the three-way valve (4) and the third waste water pipeline system (83), when the second processor (6) reaches a high liquid level, the three-way valve (4) turns to the first processor (5), the wastewater to be treated in the wastewater pool (3) is discharged into the first processor (5), and simultaneously, injecting a chemical reagent into the second processor (6) for chemical treatment by the second chemical reagent tank (2) and the first chemical reagent tank (1) under the control of the electromagnetic valve until the treated wastewater is detected to be neutral by a pH meter in the second processor (6), starting a discharge state by a circulating pump (20), and discharging the treated wastewater through a discharge pipeline system (11). The two tanks are circulated.
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| CN202010205567.8A CN111252989B (en) | 2020-03-23 | Integrated wastewater treatment equipment |
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| CN202010205567.8A CN111252989B (en) | 2020-03-23 | Integrated wastewater treatment equipment |
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| CN111252989A true CN111252989A (en) | 2020-06-09 |
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