CN112028398A - High-efficiency denitrification and dephosphorization aeration biological filter integrated equipment - Google Patents

High-efficiency denitrification and dephosphorization aeration biological filter integrated equipment Download PDF

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Publication number
CN112028398A
CN112028398A CN202010869968.3A CN202010869968A CN112028398A CN 112028398 A CN112028398 A CN 112028398A CN 202010869968 A CN202010869968 A CN 202010869968A CN 112028398 A CN112028398 A CN 112028398A
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China
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integrated
pipe
aeration
communicated
sewage
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CN202010869968.3A
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Chinese (zh)
Inventor
李木金
兰弋发
陈海肖
刘敦强
刘波庭
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Guangxi Jinmiaosong Environmental Protection Engineering Co ltd
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Guangxi Jinmiaosong Environmental Protection Engineering Co ltd
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Priority to CN202010869968.3A priority Critical patent/CN112028398A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/281Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/28Treatment of water, waste water, or sewage by sorption
    • C02F1/283Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/105Phosphorus compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/16Nitrogen compounds, e.g. ammonia
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/04Flow arrangements
    • C02F2301/043Treatment of partial or bypass streams
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/30Aerobic and anaerobic processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00Aeration of stretches of water

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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)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

The invention provides an integrated device of a high-efficiency denitrification and dephosphorization aeration biological filter, which comprises: advance dirty pipe and computer lab, the one end intercommunication that the collection water pipe net was kept away from to the dirty pipe has integrated grid pond, the delivery port intercommunication in integration grid pond has the overflow pipe, the right side bolt joint of integration grid pond inner chamber bottom has first stealthily dirty pump, the delivery port intercommunication of first stealthily dirty pump has the inlet tube, the one end intercommunication that the integration grid pond was kept away from to the inlet tube has integration sewage treatment pond. The invention provides a driving source through the blower, then through the cooperation of the aeration pipe, the back flush main pipe, the aeration branch pipe and the single-hole membrane aerator, the sewage in the integrated sewage treatment tank can be subjected to aeration treatment, the contact area between sewage particles and microorganism molecules is increased, thus the reaction rate between the sewage and the microorganisms is enhanced, and through the cooperation of the stainless steel filter screen, the bamboo charcoal activated carbon and the ceramsite, the sewage can be subjected to graded filtration and adsorption.

Description

High-efficiency denitrification and dephosphorization aeration biological filter integrated equipment
Technical Field
The invention relates to sewage treatment, in particular to an integrated device of a high-efficiency denitrification and dephosphorization aeration biological filter.
Background
Sewage treatment: in order to ensure that sewage is discharged into a certain water body or reused, the process of purifying the sewage is required, the sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and the sewage treatment also increasingly enters the daily life of common people, the domestic sewage is mainly various detergents and sewage, garbage, excrement and the like used in urban life and is mostly nontoxic inorganic salts, and the domestic sewage contains a lot of nitrogen, phosphorus and sulfur and has a lot of pathogenic bacteria.
Along with the promotion of present living condition, can produce a large amount of sewage in the daily life, need use integrated sewage treatment device, however current integrated sewage treatment device can not carry out high-efficient nitrogen and phosphorus removal aeration treatment to sewage at the treatment process to easily make the inside a large amount of harmful gas that remain of sewage, easily cause the pollution to peripheral atmospheric environment, also can not carry out solid-liquid separation to sewage clear solution and silt simultaneously, the whole treatment cycle of extension sewage.
Disclosure of Invention
Aiming at the defect of inconvenient use in the existing integrated sewage treatment equipment, the invention provides the integrated equipment of the high-efficiency denitrification and dephosphorization biological aerated filter to solve the problems.
The invention is realized by the following steps: the utility model provides a high-efficient nitrogen and phosphorus removal aeration biological filter integration equipment, high-efficient nitrogen and phosphorus removal aeration biological filter integration equipment includes: the sewage treatment system comprises a sewage inlet pipe and a machine room, wherein one end of the sewage inlet pipe, which is far away from a water collecting pipe network, is communicated with an integrated grid pond, a water outlet of the integrated grid pond is communicated with an overflow pipe, a right side of the bottom of an inner cavity of the integrated grid pond is bolted with a first sewage submersible pump, a water outlet of the first sewage submersible pump is communicated with a water inlet pipe, one end of the water inlet pipe, which is far away from the integrated grid pond, is communicated with an integrated sewage treatment pond, a right side of the top of the inner cavity of the integrated sewage treatment pond is communicated with a phosphorus removing agent injection pipe, the periphery of the bottom of the inner cavity of the integrated sewage treatment pond is all bolted with a first supporting channel steel, the inner cavity of the integrated sewage treatment pond is provided with an aeration mechanism, two sides of the integrated sewage treatment pond are both provided with a filtering mechanism, the right side of the bottom of the, the one end that the second stealthily defile pump was kept away from to mixed liquid back flow and the inner chamber intercommunication in integration sewage treatment pond, the delivery port intercommunication that the second stealthily defile pump has first mud pipe, the one end intercommunication that the integration sewage treatment pond was kept away from to first mud pipe has the centrifugal pump, the centrifugal pump is located inside the computer lab, the delivery port intercommunication of centrifugal pump has the second mud pipe, the one end intercommunication that the computer lab was kept away from to the second mud pipe has integration sludge impoundment, the delivery port in integration sewage treatment pond has the filter tank through the pipeline intercommunication, the delivery port of filter tank has the sample groove through the pipeline intercommunication.
According to a further scheme, the aeration mechanism comprises a blower, an aeration pipe, a back washing main pipe, an aeration main pipe, aeration branch pipes and a single-hole membrane aerator, the blower is bolted to the left side of the bottom of the inner cavity of the machine room, an air outlet of the blower is communicated with the aeration pipe, two ends of the aeration pipe, far away from the blower, penetrate through the integrated sludge tank and are sequentially communicated with the aeration main pipe and the back washing main pipe, four ends of the aeration main pipe are communicated with the aeration branch pipes, and inner cavities of the aeration branch pipes are communicated with the single-hole membrane aerator.
According to a further scheme, the filtering mechanism comprises a stainless steel filter screen, bamboo charcoal activated carbon, ceramsite, a second supporting channel steel, a glass fiber reinforced plastic grate and a honeycomb inclined tube filling frame, the stainless steel filter screen is transversely bolted at the tops of two sides of an inner cavity of the integrated sludge pool, the bamboo charcoal activated carbon is filled at the bottom end of the stainless steel filter screen, the ceramsite is filled at the bottom end of the bamboo charcoal activated carbon, the second supporting channel steel is sequentially bolted at the right side of the inner cavity of the integrated sludge pool from left to right, the glass fiber reinforced plastic grate is bolted at the top of the second supporting channel steel, and the honeycomb inclined tube filling frame is bolted at the top of the glass fiber reinforced plastic grate.
In the invention, as a preferred scheme, the inner cavity of the integrated grating pool is vertically communicated with a liquid level control meter, and the display numerical values of the liquid level control meter are sequentially distributed in a descending state from top to bottom.
According to a further scheme, the center of the top of the inner cavity of the integrated sludge pool is communicated with a powder pumping vehicle which regularly cleans and transports the excrement out, and a sealing gasket is arranged on one opposite side of the powder pumping vehicle which regularly cleans and transports the excrement out and the integrated sludge pool in a cushioning mode.
According to a further scheme, the inner cavity of the aeration pipe is communicated with two first ball valves, and the inner cavity of the first sludge discharge pipe is communicated with a second ball valve.
In the invention, as a further scheme, the aeration branch pipes are symmetrically distributed along the center of the main aeration pipe, the number of the aeration branch pipes is at least one, and the adjacent distance of the single-hole membrane aerators is 160 mm.
In a further aspect of the present invention, the molten glass steel grate has a size of 300 × 500 × 20, the number of the molten glass steel grates is a block, and a mesh shape of the molten glass steel grate is rectangular.
The invention has the beneficial effects that:
1. the sewage treatment device can provide a driving source through the air blower, then can carry out aeration treatment on the sewage in the integrated sewage treatment tank through the matching of the aeration pipe, the back flush main pipe, the aeration branch pipe and the single-hole membrane aerator, increases the contact area between sewage particles and microorganism molecules, thereby enhancing the reaction rate between the sewage and the microorganism, can carry out graded filtration and adsorption on the sewage through the matching of a stainless steel filter screen, bamboo charcoal activated carbon and ceramsite, and can carry out rapid solid-liquid separation on sewage clear liquid and sludge through the matching of the second support channel steel, the glass fiber reinforced plastic grate and the honeycomb inclined pipe filler frame, further enhance the purification treatment efficiency of the sewage, and shorten the treatment period of the sewage.
2. The invention can carry out real-time induction monitoring on the liquid level height change of the sewage in the integrated grid tank through the liquid level control meter, prevent the sewage in the integrated grid tank from overflowing, regularly clean the outward feces outlet through the powder pumping vehicle, facilitate a user to regularly clean and transport the sludge in the integrated sludge tank, enhance the sealing effect of the regularly cleaned outward feces outlet through the powder pumping vehicle and the connecting position of the integrated sludge tank through the sealing washer, prevent the odor of the sludge in the integrated sludge tank from spreading to the outside to cause air pollution, control the gas flow in the aeration pipe through the first ball valve, control the sludge flow in the first sludge pipe through the second ball valve, distribute the aeration branch pipes in a symmetrical state along the center of the aeration main pipe and have at least one quantity, and carry out uniform aeration treatment on the sewage in the integrated sludge treatment tank, the treatment uniformity of the sewage is enhanced, the sewage mixture can be filtered in advance through the glass fiber reinforced plastic grates with the size of 300 x 500 x 20 and the number of the grates is blocks, and sludge in the sewage can be separated in advance.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the integrated equipment of the high-efficiency denitrification and dephosphorization biological aerated filter provided by the invention;
FIG. 2 is a sectional front view of the integrated sewage treatment tank shown in FIG. 1;
FIG. 3 is a partial sectional top view of the integrated wastewater treatment tank shown in FIG. 1;
FIG. 4 is a plan view illustrating the structure of a glass fiber reinforced plastic grate shown in FIG. 2;
FIG. 5 is a front view of the structures of the backwash main pipe, the aeration main pipe and the aeration branch pipes shown in FIG. 3;
fig. 6 is a structural side sectional view of the integrated sewage treatment tank shown in fig. 1.
Reference numbers in the figures: 1. a sewage inlet pipe; 2. a machine room; 3. an integrated grid pool; 4. an overflow pipe; 5. a first submersible sewage pump; 6. an integrated sewage treatment tank; 7. a phosphorus removal agent injection pipe; 8. a first support channel steel; 9. an aeration mechanism; 91. a blower; 92. an aeration pipe; 93. backwashing the main pipe; 94. an aeration main pipe; 95. an aeration branch pipe; 96. a single-pore membrane aerator; 10. a filtering mechanism; 101. a stainless steel filter screen; 102. bamboo charcoal activated carbon; 103. ceramsite; 104. a second support channel steel; 105. glass fiber reinforced plastic perforated strainer; 106. a honeycomb inclined tube filling frame; 11. a second submersible sewage pump; 12. a mixed liquid return pipe; 13. a first sludge discharge pipe; 14. a centrifugal pump; 15. a second sludge discharge pipe; 16. an integrated sludge tank; 17. a filter cell; 18. a sampling groove; 19. a liquid level control meter; 20. the powder pumping vehicle regularly cleans the outward feces outlet; 21. a first ball valve; 22. a second ball valve; 23. and (4) a water inlet pipe.
Detailed Description
The present invention is described below with reference to the drawings and examples, which are explained below with reference to the best mode for carrying out the invention.
Example (b):
referring to fig. 1-6, an integrated apparatus of a high-efficiency denitrification and dephosphorization biological aerated filter comprises: the sewage treatment system comprises a sewage inlet pipe 1 and a machine room 2, wherein one end of the sewage inlet pipe 1, which is far away from a water collecting pipe network, is communicated with an integrated grid pool 3, a water outlet of the integrated grid pool 3 is communicated with an overflow pipe 4, the right side of the bottom of an inner cavity of the integrated grid pool 3 is bolted with a first sewage submersible pump 5, the water outlet of the first sewage submersible pump 5 is communicated with a water inlet pipe 23, one end of the water inlet pipe 23, which is far away from the integrated grid pool 3, is communicated with an integrated sewage treatment pool 6, the right side of the top of the inner cavity of the integrated sewage treatment pool 6 is communicated with a phosphorus removing agent injection pipe 7, the periphery of the bottom of the inner cavity of the integrated sewage treatment pool 6 is all bolted with first supporting groove steel 8, the inner cavity of the integrated sewage treatment pool 6 is provided with an aeration mechanism 9, both sides of the integrated sewage treatment pool 6 are provided with a filtering, the water inlet of the second submersible sewage pump 11 is communicated with a mixed liquid return pipe 12 through a steel wire hose, the mixed liquid return pipe 12 is communicated with the inner cavity of the integrated sewage treatment tank 6, the one end of the second submersible sewage pump 11 is far away from the mixed liquid return pipe 12, the water outlet of the second submersible sewage pump 11 is communicated with a first sludge discharge pipe 13, the one end of the integrated sewage treatment tank 6 is far away from the first sludge discharge pipe 13 is communicated with a centrifugal pump 14, the centrifugal pump 14 is located inside the machine room 2, the water outlet of the centrifugal pump 14 is communicated with a second sludge discharge pipe 15, the one end of the machine room 2 is far away from the second sludge discharge pipe 15 is communicated with an integrated sludge tank 16, the water outlet of the integrated sewage treatment tank 6 is communicated with a filter tank 17 through a pipeline, and the water outlet of the filter tank.
The aeration mechanism 9 comprises an air blower 91, an aeration pipe 92, a back-flushing main pipe 93, an aeration main pipe 94, aeration branch pipes 95 and a single-hole membrane aerator 96, the air blower 91 is bolted on the left side of the bottom of the inner cavity of the machine room 2, an air outlet of the air blower 91 is communicated with the aeration pipe 92, two ends of the aeration pipe 92, far away from the air blower 91, penetrate through the integrated sludge tank 16 and are sequentially communicated with the aeration main pipe 94 and the back-flushing main pipe 93, four ends of the aeration main pipe 94 are communicated with the aeration branch pipes 95, the inner cavity of the aeration branch pipes 95 is communicated with the single-hole membrane aerator 96, the aeration treatment can be carried out on sewage inside the integrated sewage treatment tank 6, the contact area between sewage particles and microorganism molecules is increased, and the reaction rate between the sewage and the.
The filtering mechanism 10 comprises a stainless steel filter screen 101, bamboo charcoal activated carbon 102, ceramsite 103, a second supporting channel steel 104, a glass fiber reinforced plastic grate 105 and a honeycomb inclined tube filler frame 106, the stainless steel filter screen 101 is transversely bolted at the tops of two sides of an inner cavity of the integrated sludge pool 16, the bamboo charcoal activated carbon 102 is filled at the bottom end of the stainless steel filter screen 101, the ceramsite 103 is filled at the bottom end of the bamboo charcoal activated carbon 102 and can perform graded filtering and adsorption on sewage, the second supporting channel steel 104 is sequentially bolted at the right side of the inner cavity of the integrated sludge pool 16 from left to right, the glass fiber reinforced plastic grate 105 is bolted at the top of the second supporting channel steel 104, the honeycomb inclined tube filler frame 106 is bolted at the top of the glass fiber reinforced plastic grate 105 and can perform rapid solid-liquid separation on sewage clear liquid and sludge, the purification treatment efficiency of the sewage is further enhanced, and the treatment period of the sewage is shortened.
The vertical intercommunication of inner chamber of integration grid pond 3 has level control meter 19, level control meter 19's demonstration numerical value is degressive state distribution from top to bottom in proper order, can carry out real-time induction monitoring to the liquid level altitude variation of the inside sewage of integration grid pond 3, prevents that 3 inside sewage of integration grid ponds from appearing spilling over.
The center department intercommunication at 16 inner chambers tops of integration sludge impoundment has the powder wagon of taking out regularly clearly to draw and transports excrement mouth 20 outward, and convenient to use person regularly clears up the inside silt of integration sludge impoundment 16 and transports away, the powder wagon of taking out regularly clearly draws outward transport excrement mouth 20 and integration sludge impoundment 16 one side pad in opposite directions is equipped with seal ring, and the sealed effect of reinforcing powder wagon of taking out regularly clearly draws outward transport excrement mouth 20 and integration sludge impoundment 16 hookup location prevents that the inside silt foul smell of integration sludge impoundment 16 from spreading to the external world and causing air pollution.
The inner cavity of the aeration pipe 92 is communicated with a first ball valve 21, the number of the first ball valves 21 is two, the gas flow in the aeration pipe 92 can be controlled, and the inner cavity of the first sludge discharge pipe 13 is communicated with a second ball valve 22, the sludge flow in the first sludge discharge pipe 13 can be controlled.
The aeration branch pipes 95 are symmetrically distributed along the center of the main aeration pipe 94, the number of the aeration branch pipes 95 is at least 22, the adjacent distance of the single-hole membrane aerator 96 is 160mm, uniform aeration treatment can be carried out on the sewage in the integrated sewage treatment tank 6, and the treatment uniformity of the sewage is enhanced.
The size of the molten glass steel grate 105 is 300 × 500 × 20, the number of the molten glass steel grates 105 is 70, and the mesh shape of the molten glass steel grate 105 is set to be rectangular, so that the sewage mixture can be filtered in advance, and sludge in the sewage can be separated in advance.
The working principle of the high-efficiency denitrification and dephosphorization aeration biological filter integrated equipment provided by the invention is as follows:
sewage is discharged into an integrated grid pond 3 through a sewage inlet pipe 1 by a water collecting pipe network for pre-filtering, then the overflowing sewage clear liquid after the primary filtering is discharged into a nearby ditch by an overflow pipe 4, then the sewage is discharged into an integrated sewage treatment pond 6 through a water inlet pipe 23 by a first submersible sewage pump 5, then a user injects a phosphorus removing agent into the integrated sewage treatment pond 6 through a phosphorus removing agent injection pipe 7, then a blower 91 generates wind power and inputs the wind power into a plurality of back washing main pipes 93 and a plurality of aeration main pipes 94 respectively through aeration pipes 92, then the wind power carries out uniform and sufficient aeration operation on the sewage in the integrated sewage treatment pond 6 through a plurality of aeration branch pipes 95 by a plurality of single-hole membrane aerators 96, so that sewage particles are subjected to sufficient purification reaction, and simultaneously the sewage is subjected to graded filtering and adsorption by a stainless steel filter screen 101, bamboo charcoal activated carbon 102 and ceramsite 103 in sequence, so that the sludge particles and impurities can be, then a second supporting channel steel 104 is used for providing fixed support, the sewage mixture is subjected to solid-liquid separation again through a glass fiber reinforced plastic grate 105 and a honeycomb inclined tube filler frame 106, the sewage clear liquid is re-fed into the anaerobic tank of the integrated sewage treatment tank 6 through a mixed liquid return pipe 12 by a second submersible sewage pump 11 for filtration and purification, then the sludge is discharged into a second sludge discharge pipe 15 from a first sludge discharge pipe 13 through a centrifugal pump 14, then the sludge is discharged into an integrated sludge pool 16 through the second sludge discharge pipe 15, a user periodically cleans and transports the sludge in the integrated sludge pool 16 through a powder pumping vehicle periodically cleaning an outward transporting manure outlet 20, and simultaneously sewage clear liquid flows into a filter tank 17 through a pipeline for settlement and purification, then the sewage clear liquid after treatment enters the sampling groove 18 through the pipeline, a user can detect whether the sewage clear liquid after treatment in the sampling groove 18 reaches the standard or not, and the sewage is discharged after the sewage clear liquid reaches the standard.
Compared with the prior art, the integrated equipment of the high-efficiency denitrification and dephosphorization aeration biological filter tank has the following beneficial effects:
according to the invention, a driving source is provided by the blower 91, then, the sewage in the integrated sewage treatment tank 6 can be aerated by matching the aeration pipe 92, the back washing main pipe 93, the aeration main pipe 94, the aeration branch pipes 95 and the single-hole membrane aerator 96, so that the contact area between sewage particles and microorganism molecules is increased, the reaction rate between the sewage and the microorganism is enhanced, the sewage can be subjected to graded filtration and adsorption by matching the stainless steel filter screen 101, the bamboo charcoal activated carbon 102 and the ceramsite 103, and the clear sewage and sludge can be subjected to rapid solid-liquid separation by matching the second support channel steel 104, the glass fiber reinforced plastic grate 105 and the honeycomb inclined pipe filler frame 106, so that the purification treatment efficiency of the sewage is further enhanced, and the treatment period of the sewage is shortened.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (8)

1. The utility model provides a high-efficient nitrogen and phosphorus removal bological aerated filter integration equipment which characterized in that includes: the sewage treatment system comprises a sewage inlet pipe (1) and a machine room (2), wherein one end of the sewage inlet pipe (1) far away from a water collecting pipe network is communicated with an integrated grid pond (3), a water outlet of the integrated grid pond (3) is communicated with an overflow pipe (4), a first sewage submersible pump (5) is bolted on the right side of the bottom of an inner cavity of the integrated grid pond (3), a water outlet of the first sewage submersible pump (5) is communicated with a water inlet pipe (23), one end of the water inlet pipe (23) far away from the integrated grid pond (3) is communicated with an integrated sewage treatment pond (6), a phosphorus removing agent injection pipe (7) is communicated on the right side of the top of the inner cavity of the integrated sewage treatment pond (6), first supporting channel steel (8) is bolted on the periphery of the bottom of the inner cavity of the integrated sewage treatment pond (6), an aeration mechanism (9) is arranged in the inner cavity of the integrated sewage treatment pond (6), and filtering mechanisms (10), the right side of the bottom of the inner cavity of the integrated sewage treatment tank (6) is bolted with a second submersible sewage pump (11), the water inlet of the second submersible sewage pump (11) is communicated with a mixed liquid return pipe (12) through a steel wire hose, one end of the mixed liquid return pipe (12), which is far away from the second submersible sewage pump (11), is communicated with the inner cavity of the integrated sewage treatment tank (6), the water outlet of the second submersible sewage pump (11) is communicated with a first sludge discharge pipe (13), one end of the first sludge discharge pipe (13), which is far away from the integrated sewage treatment tank (6), is communicated with a centrifugal pump (14), the centrifugal pump (14) is positioned inside the machine room (2), the water outlet of the centrifugal pump (14) is communicated with a second sludge discharge pipe (15), one end of the second sludge discharge pipe (15), which is far away from the machine room (2), is communicated with an integrated sludge tank (16), the water outlet of the integrated sewage treatment tank (6) is communicated with a filter, the water outlet of the filter tank (17) is communicated with a sampling tank (18) through a pipeline.
2. The integrated equipment of the high-efficiency denitrification and dephosphorization aerated biological filter according to claim 1, wherein the aeration mechanism (9) comprises an air blower (91), an aeration pipe (92), a back-flushing main pipe (93), an aeration main pipe (94), aeration branch pipes (95) and a single-hole membrane aerator (96), the air blower (91) is bolted on the left side of the bottom of the inner cavity of the machine room (2), the air outlet of the air blower (91) is communicated with the aeration pipe (92), two ends of the aeration pipe (92) far away from the air blower (91) penetrate through the integrated sludge tank (16) and are sequentially communicated with the aeration main pipe (94) and the back-flushing main pipe (93), four ends of the aeration main pipe (94) are communicated with the aeration branch pipes (95), and the inner cavity of the aeration branch pipes (95) is communicated with the single-hole membrane aerator (96).
3. The integrated equipment of the high-efficiency denitrification and dephosphorization aeration biological filter according to claim 1, which is characterized in that, the filtering mechanism (10) comprises a stainless steel filter screen (101), bamboo charcoal activated carbon (102), ceramsite (103), a second supporting channel steel (104), a glass fiber reinforced plastic grate (105) and a honeycomb inclined tube filler frame (106), stainless steel filter screens (101) are transversely bolted at the top parts of the two sides of the inner cavity of the integrated sludge tank (16), the bottom end of the stainless steel filter screen (101) is filled with bamboo charcoal activated carbon (102), the bottom end of the bamboo charcoal activated carbon (102) is filled with ceramsite (103), the right side of the inner cavity of the integrated sludge tank (16) is sequentially bolted with a second supporting channel steel (104) from left to right, the top of the second supporting channel steel (104) is bolted with a glass fiber reinforced plastic grate (105), the top of the glass fiber reinforced plastic grate (105) is bolted with a honeycomb inclined tube filler frame (106).
4. The integrated equipment of the high-efficiency denitrification and dephosphorization aeration biological filter tank as claimed in claim 1, wherein the inner cavity of the integrated grid tank (3) is vertically communicated with a liquid level control meter (19), and the display values of the liquid level control meter (19) are sequentially distributed in a descending state from top to bottom.
5. The integrated equipment of the high-efficiency denitrification and dephosphorization aeration biological filter tank as claimed in claim 1, wherein a powder-pumping vehicle periodically-cleaning and outward-conveying dung outlet (20) is communicated with the center of the top of the inner cavity of the integrated sludge tank (16), and a sealing gasket is arranged on one side of the powder-pumping vehicle periodically-cleaning and outward-conveying dung outlet (20) opposite to the integrated sludge tank (16).
6. The integrated equipment of the high-efficiency denitrification and dephosphorization aeration biological filter according to claim 2, wherein the inner cavity of the aeration pipe (92) is communicated with a first ball valve (21), the number of the first ball valves (21) is two, and the inner cavity of the first sludge discharge pipe (13) is communicated with a second ball valve (22).
7. The integrated equipment of the biological filter for high efficiency denitrification and dephosphorization according to claim 2, wherein the aeration branch pipes (95) are symmetrically distributed along the center of the main aeration pipe (94), the number of the aeration branch pipes (95) is at least 22, and the adjacent distance of the single-hole membrane aerators (96) is 160 mm.
8. The integrated equipment of the biological filter for denitrification and dephosphorization with high efficiency according to claim 3, wherein the size of the molten glass steel grate (105) is 300 x 500 x 20, the number of the molten glass steel grates (105) is 70, and the mesh shape of the molten glass steel grate (105) is set to be rectangular.
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Application publication date: 20201204