CN116239222A - Dephosphorization device with scrape mud effect - Google Patents
Dephosphorization device with scrape mud effect Download PDFInfo
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- CN116239222A CN116239222A CN202211676361.9A CN202211676361A CN116239222A CN 116239222 A CN116239222 A CN 116239222A CN 202211676361 A CN202211676361 A CN 202211676361A CN 116239222 A CN116239222 A CN 116239222A
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- 230000000694 effects Effects 0.000 title claims abstract description 24
- 238000007790 scraping Methods 0.000 claims abstract description 113
- 230000007246 mechanism Effects 0.000 claims abstract description 84
- 238000004062 sedimentation Methods 0.000 claims abstract description 49
- 239000010865 sewage Substances 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 74
- 239000010802 sludge Substances 0.000 claims description 59
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052698 phosphorus Inorganic materials 0.000 claims description 13
- 239000011574 phosphorus Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 230000001376 precipitating effect Effects 0.000 claims 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 229910052799 carbon Inorganic materials 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 238000005273 aeration Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000010992 reflux Methods 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 241000252229 Carassius auratus Species 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a dephosphorization device with a mud scraping effect, which relates to the technical field of sewage treatment and comprises a shell, a treatment chamber and a sedimentation chamber, wherein a mud scraping mechanism is arranged in the sedimentation chamber, separated mud is naturally intercepted by a return pipe and partially returned to an anaerobic chamber, a mud return system is not required to be additionally arranged, the equipment cost is reduced, and the mud scraping mechanism can scrape the mud on the inner wall of the sedimentation chamber, so that the mud is discharged more thoroughly, and the sewage treatment effect is improved.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a dephosphorization device with a mud scraping effect.
Background
Biological denitrification and dephosphorization refers to a process for removing nutrient substances nitrogen and phosphorus in sewage by a biological treatment method. The problem of eutrophication of water is proposed in the middle of the 20 th century. The sewage containing nitrogen and phosphorus is discharged without limit, so that algae in the receiving water body are excessively propagated, and the water quality is deteriorated. The raw water is polluted by nitrogen and phosphorus, the difficulty of water treatment is increased, and the cost is increased. Some water containing nitrogen compounds is toxic to fish and human beings, for example, if the ammonia nitrogen content in the water exceeds 3mg/L, goldfish and the like can die; NO in drinking water; when the content exceeds 10mg/L, hyperhemoglobin of the infant may be caused; ammonia nitrogen has a corrosive effect on metal pipelines and equipment. Therefore, denitrification and dephosphorization of sewage are very important.
Patent CN112939225A proposes a sewage denitrification and dephosphorization device without power sludge reflux, a system and a method thereof, wherein a sedimentation tank is arranged above the sewage denitrification and dephosphorization device, and meanwhile, the design mode can avoid the need of separately adding a reflux system during sludge reflux.
Patent CN211770544U proposes an anaerobic sludge recirculation device, which is provided with a separate sedimentation tank, and in which sludge scraping equipment is installed, and which is in contact with organic wastewater entering the sedimentation tank through a baffle device to rapidly settle sludge, thereby realizing stratification with clear liquid. The mud scraping device is mainly aimed at the bottom of the sedimentation tank and needs to cooperate with a baffle device. Anaerobic sludge is pushed into a sludge bucket through a sludge scraper, so that the recycling of the sludge is realized.
In the prior art, the biological denitrification and dephosphorization process generally needs to sequentially treat sewage and raw water by anaerobic treatment, anoxic treatment and aerobic treatment, then precipitate, the mud and water after precipitation are separated, clear water and sludge are respectively discharged, but the sludge is easy to adhere to the inner wall of a precipitation tank due to strong adhesion, so that the sludge is not thoroughly discharged, and the treatment effect of the denitrification and dephosphorization process is reduced.
Disclosure of Invention
1. Technical problem to be solved by the invention
The invention aims at providing a sewage denitrification and dephosphorization device with unpowered sludge reflux and a system and a method thereof, which aim at ensuring that part of sludge is retained back to a raw water pipe and simultaneously scraping the sludge attached to the inner wall of a settling chamber.
In order to solve the technical problems, the invention provides a dephosphorization device with a mud scraping effect, which comprises a sedimentation chamber, wherein a mud scraping mechanism is arranged in the sedimentation chamber.
2. Technical proposal
The invention provides a dephosphorization device with a mud scraping effect, which comprises a settling chamber, wherein a mud scraping mechanism is arranged in the settling chamber.
Preferably, the mud scraping mechanism is arranged inside the settling chamber, the mud scraping mechanism comprises a first side of the mud scraping mechanism and a second side of the mud scraping mechanism, the first side and the second side of the mud scraping mechanism are respectively contacted with the front side and the rear side of the interior of the settling chamber, the bottom end of the mud scraping mechanism is movably connected with a scraping plate through a rotating shaft, the bottom end of the scraping plate is contacted with the top end of the first partition plate, the threaded rod penetrates through the side part of the mud scraping mechanism, a threaded rod penetrates through one side of the mud scraping mechanism and is connected with the mud scraping mechanism through threaded holes in the mud scraping mechanism.
Preferably, the number of threaded rods is two. Is favorable for the stability of the mud scraping mechanism.
Preferably, the diversion mechanism comprises a water pump, a first water pipe is fixedly arranged at a water inlet of the water pump, a second water pipe is fixedly arranged at a water outlet of the water pump, and the first water pipe and the second water pipe are respectively arranged at the bottom and the top of the water pump.
Preferably, the other side of the shell is fixedly provided with two motors, the motor output shaft penetrates through the other side of the shell and extends to the inside of the sedimentation chamber, the outer end of the motor output shaft is movably connected with the shell through a sealing bearing, one end of the threaded rod is fixedly connected with the motor output shaft, and the other end of the threaded rod is movably connected with one side of the inside of the sedimentation chamber through a bearing.
Preferably, a drain pipe is fixedly arranged on one side of the shell, the drain pipe is communicated with the inside of the sedimentation chamber, and the drain pipe is arranged at the top of the sludge discharge pipe.
Preferably, an aeration pipe is fixedly arranged at the rear side of the shell, and the aeration pipe is communicated with the inside of the aerobic chamber.
Preferably, the shell rear side is fixed and is equipped with carbon source filling tube and blast pipe, the filling tube is established in blast pipe one side, carbon source filling tube and blast pipe all are linked together with the inside oxygen deficiency room, be equipped with first valve on the carbon source filling tube.
Preferably, a first drain pipe and three second drain pipes are fixedly arranged on the rear side of the shell, the first drain pipes are communicated with the inside of the sedimentation chamber, the three second drain pipes are respectively communicated with the inside of the anaerobic chamber, the anoxic chamber and the aerobic chamber, and second valves are arranged on the first drain pipes and the second drain pipes.
Preferably, a baffle is fixedly arranged at the bottom end of the mud scraping mechanism, and the baffle is arranged at one side of the scraping plate away from the mud discharging pipe.
Preferably, the number of baffles is 2.
Preferably, the mud scraping mechanism is a U-shaped plate. The U-shaped plate structure can separate sludge at the bottom of the sedimentation tank from the sedimentation tank when the sludge scraping mechanism moves towards the sludge discharge opening, and meanwhile, the flow of water and sludge at the upper part is not influenced; further, when the mud scraping mechanism is retracted, the bottom plate of the U-shaped plate is lower, the scraping plate is connected with the rotating shaft of the mud scraping mechanism, the scraping plate is not affected by the baffle plate when the mud scraping mechanism is retracted, the scraping plate and the mud scraping mechanism are not on the same plane, and therefore residual mud in the sedimentation tank can pass through the bending part of the scraping plate and the mud scraping mechanism, and the speed of mud discharge cannot be slowed down due to the existence of the mud scraping mechanism.
Preferably, the raw water pipe is provided with a first one-way valve, and the first one-way valve is arranged on one side of the return pipe far away from the shell.
The utility model provides a dephosphorization device with scrape mud effect includes the shell, the inside fixed first division board that is equipped with of shell, first division board bottom mounting is equipped with two second division boards, first division board and second division board divide into anaerobic chamber, anoxic chamber, good oxygen room and sedimentation chamber with the inside division of shell, anaerobic chamber, anoxic chamber and good oxygen room all establish in the sedimentation chamber bottom, anaerobic chamber and good oxygen room establish respectively in anoxic chamber both sides, the fixed former water pipe and the mud pipe of being equipped with of shell one side, the mud pipe is established at former water pipe top, just former water pipe and anaerobic chamber are inside to be linked together, mud pipe and sedimentation chamber are inside to be linked together, fixed back flow that is equipped with between former water pipe and the mud pipe, be equipped with the second check valve on the back flow.
3. Advantageous effects
Compared with the related art, the dephosphorization device with the mud scraping effect has the following beneficial effects:
(1) By arranging the sludge scraping mechanism in the sedimentation chamber, when the side plates and the scraping plates in the sludge scraping mechanism move towards the sludge discharge pipe, the sludge attached to the inner wall of the sedimentation chamber can be scraped off, and meanwhile, the sludge can be intensively pushed towards the sludge discharge pipe to accelerate the sludge discharge speed, so that the sludge is discharged more thoroughly, and the sewage treatment effect is improved;
(2) Through the position design to treatment room and settling chamber for the mud after denitrification dephosphorization and mud-water separation can naturally cut off a portion and follow the former water pipe again and get into the anaerobism room when discharging, need not to add mud return system alone, reduced equipment cost.
Drawings
FIG. 1 is a schematic view of a perspective view of a dephosphorization apparatus with a mud scraping function according to the present invention;
FIG. 2 is a schematic view of a perspective view of a dephosphorization apparatus with a mud scraping function according to the present invention;
FIG. 3 is a schematic perspective view of a phosphorous removal device with mud scraping function according to the present invention;
fig. 4 is a schematic perspective view of a sludge scraping mechanism of a phosphorus removal device with a sludge scraping effect according to the present invention;
FIG. 5 is a schematic perspective view of a scraper of a dephosphorization apparatus with a mud scraping function according to the present invention;
fig. 6 is a schematic perspective view of a U-shaped plate of a dephosphorizing apparatus with mud scraping function according to the present invention.
Reference numerals in the drawings: 1. the device comprises a shell, 2, a first partition plate, 3, a second partition plate, 4, an anaerobic chamber, 5, an anoxic chamber, 6, an aerobic chamber, 7, a sedimentation chamber, 8, a raw water pipe, 9, a first one-way valve, 10, a sludge discharge pipe, 11, a return pipe, 12, a second one-way valve, 13, a water discharge pipe, 14, a water pump, 15, a first water pipe, 16, a second water pipe, 17, a sludge scraping mechanism, 17 (a) a first side of the sludge scraping mechanism, 17 (b) a second side of the sludge scraping mechanism, 18, a scraper, 19, a baffle, 20, a threaded rod, 21, a motor, 22, an aeration pipe, 23, a carbon source feeding pipe, 24, a first valve, 25, a first sewage discharge pipe, 26, a second sewage discharge pipe, 27, a second valve, 28, an exhaust pipe, 29 (a), 29 (b) threaded holes.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention; moreover, the embodiments are not independent, and can be combined with each other as required, so that a better effect is achieved. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-6, the mud scraping mechanism 17 is arranged inside the sedimentation chamber 7, the first side 17a of the mud scraping mechanism and the second side 17b of the mud scraping mechanism are respectively contacted with the front inner wall and the rear inner wall of the sedimentation chamber 7, the bottom end of the mud scraping mechanism 17 is provided with a scraping plate 18, and the bottom end of the scraping plate 18 is contacted with the first partition plate 2 at the bottom of the sedimentation chamber 7. The scraping mechanism 17 comprises a scraping mechanism first side 17a and a scraping mechanism second side 17b. The first side 17a of the mud scraping mechanism and the second side 17b of the mud scraping mechanism are respectively contacted with the front side and the rear side of the interior of the sedimentation chamber 7, the bottom end of the mud scraping mechanism 17 is movably connected with a scraping plate 18 through a rotating shaft, the bottom end of the scraping plate 18 is contacted with the top end of the first partition plate 2, one side of the mud scraping mechanism 17 is penetrated and provided with two threaded rods 20 which are distributed front and rear, the threaded rods 20 are in threaded connection with the threaded holes 29a and 29b of the mud scraping mechanism, and the threaded rods 20 penetrate through the side parts of the mud scraping mechanism 17. When the number of threaded rods is two, the threaded rods are respectively distributed on the first side 17a of the mud scraping mechanism and the second side 17b of the mud scraping mechanism.
The mud adhered on the inner wall of the sedimentation chamber 7 can be scraped by the scraper 18 and the mud in the mud scraping mechanism 17, and the scraper 18 can be pushed by the mud and water to rotate through the rotating shaft when the mud scraping mechanism 17 and the scraper 18 move in a return stroke, so that the mud can not be pushed reversely.
The fixed two motors 21 that are equipped with of shell 1 opposite side, motor 21 output shaft runs through shell 1 opposite side and extends to the settling chamber 7 inside, and motor 21 output shaft outer end and shell 1 pass through sealed bearing swing joint, threaded rod 20 one end and motor 21 output shaft fixed connection, threaded rod 20 other end and settling chamber 7 inside one side pass through bearing swing joint, and motor 21 can drive threaded rod 20 and rotate, plays the effect of providing power to mud scraping mechanism 17.
The bottom end of the sludge scraping mechanism 17 is fixedly provided with two baffles 19, the baffles 19 are arranged on one side, far away from the sludge discharge pipe 10, of the scrapers, and the baffles 19 can block the scrapers 18 when scraping and pushing the sludge so that the scrapers and the sludge scraping mechanism 17 are positioned on the same plane to push the sludge.
The sewage raw water is introduced into the anaerobic chamber 4 through the raw water pipe 8, is treated and then is introduced into the anoxic chamber 5 through the flow guiding mechanism, is similarly treated and then is introduced into the aerobic chamber 6 through the flow guiding mechanism, the sewage raw water is sequentially subjected to denitrification and dephosphorization treatment in the anaerobic chamber 4, the anoxic chamber 5 and the aerobic chamber 6, the muddy water treated in the aerobic chamber 6 is then introduced into the sedimentation chamber 7 through the flow guiding mechanism, the muddy water is subjected to precipitation in the sedimentation chamber 7 to be subjected to mud-water separation, clear water is directly discharged through the drain pipe 13, the sludge precipitated below is discharged through the sludge discharge pipe 10, a part of sludge is introduced into the raw water pipe 8 through the second one-way valve 12 to be used together with the raw water when the sludge is discharged, and a part of sludge is naturally stopped when the sludge is discharged without a backflow system;
when mud and water in the sedimentation chamber 7 are separated, the motor 21 can be started, the output shaft of the motor 21 can drive the threaded rod 20 to rotate when rotating, and the mud scraping mechanism and the threaded rod 20 are connected through threads, so that when the threaded rod 20 rotates, the mud scraping mechanism can move horizontally along the threaded rod 20, when the mud scraping mechanism moves along the threaded rod 20 towards the mud discharging pipe 10, the scraper 18 is blocked by the baffle 19 and is positioned on the same plane with the mud scraping mechanism 17 at the moment, the mud scraping mechanism and the scraper 18 respectively scrape and push the mud on the front side wall, the rear side wall and the bottom of the sedimentation chamber 7, the mud can be scraped and pushed by the mud scraping mechanism 17, the efficiency of discharging from the mud discharging pipe 10 can be improved after the mud is scraped and pushed by the mud scraping mechanism 17, and when the mud scraping mechanism moves along the threaded rod 20 in a return stroke, one side of the scraper 18 away from the baffle 19 is not blocked, so that the mud and the mud can reversely push the scraper 18 to rotate through the rotating shaft, and the scraper 18 can not keep the same horizontal plane with the mud scraping mechanism, namely, when the scraper 18 moves, the mud and the mud can not flow through the scraper 18 smoothly, so that the mud can be discharged from the sedimentation chamber, and the sedimentation chamber can be prevented from being adhered to the inner wall.
When the screw rotates and moves towards the mud discharging pipe, the scraping plate 18 and the mud scraping mechanism 17 are positioned on the same plane due to the blocking of the baffle plate 19 at the bottom of the mud scraping mechanism 17, and the scraping plate 18 and the sedimentation chamber separate the mud on the side wall and the bottom of the sedimentation chamber from the sedimentation chamber and move towards the mud discharging pipe along the water flow direction; when the mud scraping mechanism 17 moves along the return stroke of the threaded rod 20, at this time, one side of the scraper 18 away from the baffle 19 is not blocked, so that the sludge and the muddy water can reversely push the scraper 18 to rotate through the rotating shaft, so that the scraper 18 is not kept at the same horizontal plane with the mud scraping mechanism 17, namely, when the mud scraping mechanism 17 moves along the return stroke, the sludge and the muddy water at the bottom of the mud scraping mechanism 17 can smoothly flow through and can not be pushed by the scraper 18, and the sludge can be prevented from adhering to the inner wall of the sedimentation chamber 7 by repeating the above steps.
Example 2
On the basis of the embodiment 1, the anaerobic treatment device comprises a shell 1, wherein a first partition plate 2 is fixedly arranged in the shell 1, two second partition plates 3 are fixedly arranged at the bottom end of the first partition plate 2, the first partition plate 2 and the second partition plates 3 divide the interior of the shell 1 into a treatment chamber and a sedimentation chamber 7, and the treatment chamber is an anaerobic chamber 4, an anoxic chamber 5 and an aerobic chamber 6. Anaerobic chamber 4, anoxic chamber 5 and aerobic chamber 6 all establish in the settling chamber 7 bottom, anaerobic chamber 4 and aerobic chamber 6 establish respectively in anoxic chamber 5 both sides, shell 1 one side is fixed to be equipped with former water pipe 8 and mud pipe 10, mud pipe 10 is established at former water pipe 8 top, and former water pipe 8 is linked together with anaerobic chamber 4 inside, mud pipe 10 is linked together with settling chamber 7 inside, fixed back flow 11 that is equipped with between former water pipe 8 and the mud pipe 10, be equipped with second check valve 12 on the back flow 11, settling chamber 7 inside is equipped with scrapes mud mechanism 17, the mud that separates in the settling chamber 7 accessible back flow 11 is naturally stopped when discharging through mud pipe 10 and is got into anaerobic chamber 4 again along with former water pipe 8, do not need to add mud return system alone, equipment cost has been reduced.
The invention is internally provided with a flow guiding mechanism. The flow guiding mechanism comprises a water pump 14, a first water pipe 15 is fixedly arranged at a water inlet of the water pump 14, a second water pipe 16 is fixedly arranged at a water outlet of the water pump 14, the first water pipe 15 and the second water pipe 16 are respectively arranged at the bottom and the top of the water pump 14, and the three flow guiding mechanisms can respectively pump sewage in the anaerobic chamber 4 into the anoxic chamber 5, pump sewage in the anoxic chamber 5 into the aerobic chamber 6 and pump sewage in the aerobic chamber 6 into the sedimentation chamber 7.
A drain pipe 13 is fixedly arranged on one side of the shell 1, the drain pipe 13 is communicated with the inside of the settling chamber 7, the drain pipe 13 is arranged at the top of the mud discharging pipe 10, and the drain pipe 13 can drain clear water separated from the settling chamber 7.
An aeration pipe 22 is fixedly arranged at the rear side of the shell 1, the aeration pipe 22 is communicated with the inside of the aerobic chamber 6, and the aeration pipe 22 can discharge the aeration gas in the aerobic chamber 6.
The shell 1 rear side is fixed and is equipped with carbon source filling tube 23 and blast pipe 28, and filling tube 23 establishes in blast pipe 28 one side, and carbon source filling tube 23 and blast pipe 28 all are linked together with anoxic chamber 5 is inside, is equipped with first valve 24 on the carbon source filling tube 23, and carbon source filling tube 23 can add the carbon source in to anoxic chamber 5, and blast pipe 28 can be with nitrogen gas discharge that produces during the denitrogenation.
The back side of the shell 1 is fixedly provided with a first blow-down pipe 25 and three second blow-down pipes 26, the first blow-down pipes 25 are communicated with the inside of the sedimentation chamber 7, the three second blow-down pipes 26 are respectively communicated with the inside of the anaerobic chamber 4, the anoxic chamber 5 and the aerobic chamber 6, the first blow-down pipes 25 and the second blow-down pipes 26 are respectively provided with a second valve 27, and the first blow-down pipes 25 and the second blow-down pipes 26 can discharge sewage in the sedimentation chamber 7, the anaerobic chamber 4, the anoxic chamber 5 and the aerobic chamber 6 during cleaning and maintenance.
The raw water pipe 8 is provided with a first one-way valve 9, the first one-way valve 9 is arranged on one side of the return pipe 11 far away from the shell 1, and the first one-way valve 9 can prevent sewage in the raw water pipe 8 from flowing backwards.
It should be noted that the U-shaped plate is only a general form of the sludge scraping mechanism 17 having two side plates and a bottom plate, and the sludge scraping mechanism 17 capable of scraping sludge from the side walls and the bottom plate without affecting the flowing water and the sludge passing through is improved on the basis of the general form, and all changes obtained by those skilled in the art without making any creative effort are included in the scope of the present invention.
Claims (10)
1. The utility model provides a dephosphorization device with scrape mud effect which characterized in that: comprises a shell (1), a processing chamber and a sedimentation chamber (7), wherein
A raw water pipe (8) and a mud discharging pipe (10) are arranged on one side of the shell (1);
the utility model discloses a mud pipe (10) is kept away from to scraper blade, including treatment room, sedimentation chamber, scraper blade (18), scraper blade (17) and scraper blade (18) pivot swing joint, scraper blade (17) bottom is equipped with baffle (19) in the bottom of treatment room all, sedimentation chamber (7) inside is equipped with scraper blade mechanism (17), scraper blade mechanism (17) bottom is provided with scraper blade (18) bottom, one side that is kept away from mud pipe (10) is established at the scraper blade to baffle (19).
2. The phosphorus removal device with a mud scraping effect according to claim 1, wherein: the first side 17 (a) of the mud scraping mechanism and the second side 17 (b) of the mud scraping mechanism are respectively contacted with the front inner wall and the rear inner wall of the sedimentation chamber (7), and the bottom end of the scraping plate (18) is contacted with the first partition plate (2) at the bottom of the sedimentation chamber (7).
3. The phosphorus removal device with a mud scraping effect as set forth in claim 2, wherein: the sludge discharge pipe (10) is communicated with the interior of the sedimentation chamber (7);
a return pipe (11) is fixedly arranged between the raw water pipe (8) and the mud discharging pipe (10).
4. The phosphorus removal device with a mud scraping effect as set forth in claim 2, wherein: the threaded rod (20) penetrates through the side part of the mud scraping mechanism (17), and the threaded rod (20) is in threaded connection with the mud scraping mechanism (17) through a threaded hole 29 (a) and a threaded hole 29 (b) on the mud scraping mechanism (17).
5. The phosphorus removal device with sludge scraping function as claimed in claim 4, wherein: the number of the threaded rods (20) is 2.
6. The phosphorus removal device with sludge scraping function as claimed in claim 5, wherein: one side of the shell (1) away from the mud pipe (10) is provided with two motors (21), an output shaft of each motor (21) penetrates through the other side of the shell (1) and extends to the inside of the precipitating chamber (7), the outer end of the output shaft of each motor (21) is movably connected with the shell (1) through a sealing bearing, one end of each threaded rod (20) is fixedly connected with the output shaft of each motor (21), and the other end of each threaded rod (20) is movably connected with one side of the inside of the precipitating chamber (7) through a bearing.
7. The phosphorus removal device with a mud scraping effect according to claim 1, wherein: the utility model discloses a sewage treatment device, including shell (1), first division board (2) bottom mounting is equipped with two second division boards (3), first division board (2) and second division board (3) are anaerobic room (4), anoxic room (5) and good oxygen room (6) and settling chamber (7) with shell (1) internal partition, the treatment chamber includes anaerobic room (4), anoxic room (5) and good oxygen room (6), all establishes in settling chamber (7) bottom, connects gradually by guiding mechanism, anaerobic room (4) and good oxygen room (6) are established respectively in anoxic room (5) both sides, mud scraping mechanism (17) are the U template.
8. The phosphorus removal device with a mud scraping effect according to claim 1, wherein: the novel sewage treatment device is characterized in that a raw water pipe (8) and a sludge discharge pipe (10) are fixedly arranged on one side of the shell (1), the sludge discharge pipe (10) is arranged at the top of the raw water pipe (8), the raw water pipe (8) is communicated with the inside of the anaerobic chamber (4), the sludge discharge pipe (10) is communicated with the inside of the sedimentation chamber (7), a return pipe (11) is fixedly arranged between the raw water pipe (8) and the sludge discharge pipe (10), and a second one-way valve (12) is arranged on the return pipe (11).
9. The phosphorus removal device with a mud scraping effect according to claim 1, wherein: a drain pipe (13) is fixedly arranged on one side of the shell (1), the drain pipe (13) is communicated with the inside of the sedimentation chamber (7), and the drain pipe (13) is arranged at the top of the mud discharging pipe (10).
10. The phosphorus removal device with a mud scraping effect according to claim 1, wherein:
the raw water pipe (8) is provided with a first one-way valve (9), and the first one-way valve (9) is arranged on one side of the return pipe (11) far away from the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211676361.9A CN116239222A (en) | 2022-12-26 | 2022-12-26 | Dephosphorization device with scrape mud effect |
Applications Claiming Priority (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116986711A (en) * | 2023-09-28 | 2023-11-03 | 广州水务环保技术有限公司 | Advanced dephosphorization device for sewage treatment |
| CN117536681A (en) * | 2023-12-29 | 2024-02-09 | 山东金软科技股份有限公司 | Underground drainage risk intelligent early warning system for metal mine |
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| CN116986711A (en) * | 2023-09-28 | 2023-11-03 | 广州水务环保技术有限公司 | Advanced dephosphorization device for sewage treatment |
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| CN117536681A (en) * | 2023-12-29 | 2024-02-09 | 山东金软科技股份有限公司 | Underground drainage risk intelligent early warning system for metal mine |
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