CN213357269U - High-concentration and low-concentration wastewater comprehensive treatment system - Google Patents
High-concentration and low-concentration wastewater comprehensive treatment system Download PDFInfo
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- CN213357269U CN213357269U CN202022236333.8U CN202022236333U CN213357269U CN 213357269 U CN213357269 U CN 213357269U CN 202022236333 U CN202022236333 U CN 202022236333U CN 213357269 U CN213357269 U CN 213357269U
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Abstract
The utility model relates to a high concentration, low concentration waste water integrated processing system, including high enriched waste water sump pit, low concentrated waste water sump pit, grid sump pit, little electrolytic reaction device, integration Fenton reaction unit, synthesize equalizing basin, UBF reaction tank, one-level good oxygen pond, well heavy pond, Fenton reaction tank, Fenton sedimentation tank, second grade good oxygen pond, two heavy ponds, sludge impoundment and sludge dewaterer. The utility model discloses a high concentration, low concentration waste water integrated processing system in time handle different grade type sewage in making each industrial production, can guarantee the normal operating of industrial production manufacturing, improve the productivity effect, environmental protection.
Description
Technical Field
The utility model relates to an environmental engineering technical field, concretely relates to high concentration, low concentration waste water integrated processing system.
Background
In the industrial production and manufacturing industry, a great amount of different types of sewage including high-concentration and low-concentration waste water is generated every day, and in the centralized treatment of the waste water, the properties and the discharge capacity of the waste water from different sources need to be considered, and a treatment system capable of effectively treating various types of sewage is established. The sewage of different types is treated in time, so that the normal operation of industrial production and manufacturing can be ensured, the production benefit is improved, and the environment is protected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high concentration, low concentration waste water integrated processing system discharges after handling various types of waste water.
In order to solve the technical problem, the utility model provides a technical scheme is:
a high-concentration and low-concentration wastewater comprehensive treatment system comprises a high-concentration wastewater collecting well, a low-concentration wastewater collecting well, a grid collecting well, a micro-electrolysis reaction device, an integrated Fenton reaction device, a comprehensive adjusting tank, a UBF reaction tank, a primary aerobic tank, a middle sedimentation tank, a Fenton reaction tank, a Fenton sedimentation tank, a secondary aerobic tank, a secondary sedimentation tank, a sludge tank and a sludge dehydrator;
the high-concentration wastewater collecting well is connected to a micro-electrolysis reaction device through a lift pump, the micro-electrolysis reaction device is connected to an integrated Fenton reaction device, and the Fenton reaction device is connected to a comprehensive regulating reservoir; the low-concentration wastewater collecting well and the grid collecting well are connected to a comprehensive adjusting tank through a lifting pump, and an aeration stirring device is arranged in the comprehensive adjusting tank;
the comprehensive adjusting tank is connected to a UBF reaction tank, and a UBF anaerobic reactor is arranged in the UBF reaction tank; the UBF reaction tank be connected to one-level good oxygen pond, one-level good oxygen pond be connected to the well heavy pond, the well heavy pond be connected to the Fenton reaction tank, the Fenton reaction tank be connected to the Fenton sedimentation tank, the Fenton sedimentation tank be connected to second grade good oxygen pond, second grade good oxygen pond be connected to two heavy ponds.
The intermediate sedimentation tank is connected to the primary aerobic tank and the UBF reaction tank.
Furthermore, the UBF reaction tank, the intermediate sedimentation tank, the Fenton sedimentation tank and the secondary sedimentation tank are connected to a sludge tank, and the sludge tank is connected with a sludge dewatering machine.
Furthermore, a three-phase separator is arranged in the UBF reaction tank, so that gas, waste water and sludge generated in the tank are separated.
Furthermore, a lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device are arranged in the high-concentration wastewater collecting well
Furthermore, the micro-electrolysis reaction device is internally provided with an iron-carbon filler, a carbon steel anti-corrosion filler bracket, an aeration device and an H2SO4A dosing device, a pH controller and a sludge discharge pump.
Furthermore, a dosing system is arranged in the integrated Fenton reaction device and comprises H2SO4Dosing device and FeSO4Dosing device, H2O2A dosing device, a NaOH dosing device and a PAM dosing device; and a stirrer, a pH controller, an ORP controller and a honeycomb filler are arranged in the integrated Fenton reaction device.
Furthermore, a pre-aeration device, a regulating reservoir lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device are arranged in the comprehensive regulating reservoir.
Furthermore, a filler bracket, a water distribution device and an internal reflux pump are arranged in the UBF reaction tank; and a pH value on-line controller, a dosing device, a honeycomb filler and filler bracket, an air stirring device and a sludge discharge pump are arranged in the Fenton sedimentation tank.
Furthermore, a fan, a high-efficiency microporous aerator, a filler and filler bracket, an air distribution device and a nutrient solution feeding device are arranged in the primary aerobic tank and the secondary aerobic tank.
Has the advantages that:
the utility model discloses a high concentration, low concentration waste water integrated processing system in time handle each different grade type sewage, can guarantee the normal operating of industrial production manufacturing, improve the productivity effect, environmental protection. The treated effluent is discharged after reaching the standard, the sludge in the sludge tank is concentrated by gravity, supernatant fluid automatically flows into a comprehensive adjusting tank, the sludge is dehydrated after concentration, filtrate automatically flows into the comprehensive adjusting tank, and the dehydrated sludge cake is transported and treated.
Drawings
FIG. 1: the utility model discloses a high concentration, low concentration waste water integrated processing system's schematic structure.
Detailed Description
The present invention will be described in further detail with reference to specific examples. The following examples are intended to illustrate the invention only and are not intended to limit the scope of the invention.
A high-concentration and low-concentration wastewater comprehensive treatment system comprises a high-concentration wastewater collecting well, a low-concentration wastewater collecting well, a grid collecting well, a micro-electrolysis reaction device, an integrated Fenton reaction device, a comprehensive adjusting tank, a UBF reaction tank, a primary aerobic tank, a middle sedimentation tank, a Fenton reaction tank, a Fenton sedimentation tank, a secondary aerobic tank, a secondary sedimentation tank, a sludge tank and a sludge dehydrator;
the high-concentration wastewater collecting well is connected to a micro-electrolysis reaction device through a lift pump, the micro-electrolysis reaction device is connected to an integrated Fenton reaction device, and the Fenton reaction device is connected to a comprehensive regulating reservoir; the low-concentration wastewater collecting well and the grid collecting well are connected to a comprehensive adjusting tank through a lifting pump, and an aeration stirring device is arranged in the comprehensive adjusting tank;
the comprehensive adjusting tank is connected to a UBF reaction tank, and a UBF anaerobic reactor is arranged in the UBF reaction tank; the UBF reaction tank be connected to one-level good oxygen pond, one-level good oxygen pond be connected to the well heavy pond, the well heavy pond be connected to the Fenton reaction tank, the Fenton reaction tank be connected to the Fenton sedimentation tank, the Fenton sedimentation tank be connected to second grade good oxygen pond, second grade good oxygen pond be connected to two heavy ponds.
The intermediate sedimentation tank is connected to the primary aerobic tank and the UBF reaction tank.
The UBF reaction tank, the intermediate sedimentation tank, the Fenton sedimentation tank and the secondary sedimentation tank are connected to a sludge tank, and the sludge tank is connected with a sludge dewatering machine.
And a three-phase separator is arranged in the UBF reaction tank, so that gas, wastewater and sludge generated in the tank are separated.
The high-concentration wastewater collecting well is internally provided with a lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device
The micro-electrolysis reaction device is internally provided with an iron-carbon filler, a carbon steel anti-corrosion filler bracket, an aeration device and an H2SO4A dosing device, a pH controller and a sludge discharge pump.
The integrated Fenton reaction device is internally provided with a dosing system, and the dosing system comprises H2SO4Dosing device and FeSO4Dosing device, H2O2A dosing device, a NaOH dosing device and a PAM dosing device; and a stirrer, a pH controller, an ORP controller and a honeycomb filler are arranged in the integrated Fenton reaction device.
The comprehensive adjusting tank is internally provided with a pre-aeration device, an adjusting tank lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device.
The UBF reaction tank is internally provided with a filler, a filler bracket, a water distribution device and an internal reflux pump; and a pH value on-line controller, a dosing device, a honeycomb filler and filler bracket, an air stirring device and a sludge discharge pump are arranged in the Fenton sedimentation tank.
The primary aerobic tank and the secondary aerobic tank are internally provided with a fan, a high-efficiency microporous aerator, a filler and filler bracket, an air distribution device and a nutrient solution feeding device.
High-concentration wastewater automatically flows into a high-concentration wastewater collecting well, and an outlet pump is used for pumping the high-concentration wastewater into a micro-electrolysis reaction device; the device is an integrated device integrating micro-electrolysis reaction and coagulating sedimentation, iron-carbon filler is arranged in a pool, and H is added2SO4Adjusting pH value to 3-4, making iron-carbon filler produce galvanic reaction under the acidic condition to produce new ecological [ H ]]Fe2+ and the like can perform redox reaction with a plurality of components in the wastewater, for example, the chromophoric group or the color-assisting group of the colored substances in the colored wastewater can be damaged, even the chain is broken, the effects of degrading organic matters and decoloring are achieved, and effluent automatically flows into an integrated Fenton reaction device; the device is an integrated device integrating Fenton reaction, neutralization reaction and coagulating sedimentation, and H is added firstly2SO4Adjusting the pH value to 2-4, and then sequentially adding FeSO4 and H2O2The two react with the wastewater to generate hydroxyl radicals, organic matters in the wastewater are removed by utilizing the strong oxidation of the hydroxyl radicals, and macromolecular organic matters in the wastewater are subjected to chain scission and chain breaking, so that the B/C ratio of the wastewater is improved, the biodegradability of the wastewater is improved, effluent automatically flows into a comprehensive adjusting tank, and sludge at the bottom of a precipitation part is pumped into a sludge tank.
The low-concentration wastewater automatically flows into a low-concentration wastewater collecting well, and the effluent is pumped to a comprehensive regulating reservoir.
Domestic sewage flows into the grid sump pit by itself, and floaters and large-particle suspended solids in the sewage are removed through the grid, and are lifted to the comprehensive adjusting tank by the water pump, and the floaters and the large-particle suspended solids intercepted by the grid are manually cleaned and transported to the outside.
The three strands of waste water enter a comprehensive adjusting tank, an aeration stirring device is arranged in the tank, so that the waste water is fully and uniformly mixed, the homogenization effect is achieved, and a water outlet pump body is connected to the UBF anaerobic reaction tank.
The UBF anaerobic reactor is an improvement on a UASB reactor, and the operation load of the reactor is improved, the treatment efficiency is improved and the debugging time is shortened by additionally arranging the filler in the tank. Be provided with the three-phase separator in the pond, make gas, waste water, the mud that produces in the pond separate, gas and supernatant flow, and mud is detained in the pond, prevents that mud from running off, improves the sludge amount in the pond. A large amount of organic matters in the wastewater can be removed under the action of a large amount of anaerobic bacteria flora in the tank, and the effluent automatically flows into the first-stage aerobic tank.
The aerobic tank is a structure for biochemical treatment by autotrophic aerobic microorganisms, and has the functions of degrading carbon-containing organic matters in the sewage and nitrifying ammonia nitrogen in the sewage. The pool is oxygenated by a fan, so that the dissolved oxygen in the wastewater is 2-3mg/L, and the biochemical organic matters in the wastewater are thoroughly removed under the condition of coordination of nutrition proportion such as C, N, P and the like by utilizing aerobic microorganisms. The combined packing is arranged in the pool, the specific surface area of the combined packing is large, a large number of microorganisms (biological films) can be attached, the packing is fast in film hanging, the demoulding is easy, the strand silk can play a good cutting role on the air bubbles during the operation, the large bubbles are cut into small bubbles, the gas-liquid contact area can be increased, the oxygen transfer is promoted, and the treatment effect is improved. The effluent automatically flows into a settling tank.
The sedimentation tank is a structure for performing solid-liquid separation on effluent of the biochemical tank and has the function of removing aged biofilms and SS in water. Pumping the sludge part at the bottom of the sedimentation tank into an anaerobic tank and an aerobic tank by using a pump, improving the sludge amount in each tank, improving the system processing capacity, reducing sludge discharge, and pumping the residual sludge into a sludge tank; the effluent automatically flows into a Fenton reaction tank.
And (3) further oxidizing organic matters in the wastewater in the Fenton reaction tank, removing partial organic matters, improving the biodegradability of the wastewater, coagulating and precipitating effluent, then feeding the effluent into a secondary aerobic tank, further removing the organic matters in the wastewater, feeding the effluent into a secondary sedimentation tank, removing sludge and SS (suspended substances) in the wastewater through gravity sedimentation, and discharging the effluent up to the standard.
After sludge in the sludge tank is concentrated by gravity, supernatant fluid automatically flows into a comprehensive adjusting tank, the concentrated sludge is pumped into a plate-and-frame filter press by a screw pump for sludge dehydration, filtrate automatically flows into the comprehensive adjusting tank, and sludge cakes are transported and treated after dehydration.
The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention in any form, and any skilled person familiar with the art will not depart from the technical scope of the present invention, and the technical spirit of the present invention will be any simple modification, equivalent replacement, and improvement made by the above embodiments, and the like, all still belong to the technical scope of the present invention.
Claims (10)
1. The utility model provides a high concentration, low concentration waste water integrated processing system which characterized in that: the system comprises a high-concentration wastewater collecting well, a low-concentration wastewater collecting well, a grid collecting well, a micro-electrolysis reaction device, an integrated Fenton reaction device, a comprehensive adjusting tank, a UBF reaction tank, a primary aerobic tank, a middle sedimentation tank, a Fenton reaction tank, a Fenton sedimentation tank, a secondary aerobic tank, a secondary sedimentation tank, a sludge tank and a sludge dewatering machine;
the high-concentration wastewater collecting well is connected to a micro-electrolysis reaction device through a lift pump, the micro-electrolysis reaction device is connected to an integrated Fenton reaction device, and the Fenton reaction device is connected to a comprehensive regulating reservoir; the low-concentration wastewater collecting well and the grid collecting well are connected to a comprehensive adjusting tank through a lifting pump, and an aeration stirring device is arranged in the comprehensive adjusting tank;
the comprehensive adjusting tank is connected to a UBF reaction tank, and a UBF anaerobic reactor is arranged in the UBF reaction tank; the UBF reaction tank be connected to one-level good oxygen pond, one-level good oxygen pond be connected to the well heavy pond, the well heavy pond be connected to the Fenton reaction tank, the Fenton reaction tank be connected to the Fenton sedimentation tank, the Fenton sedimentation tank be connected to second grade good oxygen pond, second grade good oxygen pond be connected to two heavy ponds.
2. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the intermediate sedimentation tank is connected to the primary aerobic tank and the UBF reaction tank.
3. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the UBF reaction tank, the intermediate sedimentation tank, the Fenton sedimentation tank and the secondary sedimentation tank are connected to a sludge tank, and the sludge tank is connected with a sludge dewatering machine.
4. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: and a three-phase separator is arranged in the UBF reaction tank, so that gas, wastewater and sludge generated in the tank are separated.
5. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the high-concentration wastewater collecting well is internally provided with a lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device.
6. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the micro-electrolysis reaction device is internally provided with an iron-carbon filler, a carbon steel anti-corrosion filler bracket, an aeration device and an H2SO4A dosing device, a pH controller and a sludge discharge pump.
7. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the integrated Fenton reaction device is internally provided with a dosing system, and the dosing system comprises H2SO4Dosing device and FeSO4Dosing device, H2O2A dosing device, a NaOH dosing device and a PAM dosing device; and a stirrer, a pH controller, an ORP controller and a honeycomb filler are arranged in the integrated Fenton reaction device.
8. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the comprehensive adjusting tank is internally provided with a pre-aeration device, an adjusting tank lift pump, an electromagnetic flowmeter, a liquid level controller and a reflux device.
9. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the UBF reaction tank is internally provided with a filler, a filler bracket, a water distribution device and an internal reflux pump; and a pH value on-line controller, a dosing device, a honeycomb filler and filler bracket, an air stirring device and a sludge discharge pump are arranged in the Fenton sedimentation tank.
10. The integrated high-concentration, low-concentration wastewater treatment system according to claim 1, wherein: the primary aerobic tank and the secondary aerobic tank are internally provided with a fan, a high-efficiency microporous aerator, a filler and filler bracket, an air distribution device and a nutrient solution feeding device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022236333.8U CN213357269U (en) | 2020-10-10 | 2020-10-10 | High-concentration and low-concentration wastewater comprehensive treatment system |
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| CN202022236333.8U CN213357269U (en) | 2020-10-10 | 2020-10-10 | High-concentration and low-concentration wastewater comprehensive treatment system |
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| CN213357269U true CN213357269U (en) | 2021-06-04 |
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