CN117105417B - Integrated domestic sewage treatment equipment - Google Patents
Integrated domestic sewage treatment equipment Download PDFInfo
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- CN117105417B CN117105417B CN202311378133.8A CN202311378133A CN117105417B CN 117105417 B CN117105417 B CN 117105417B CN 202311378133 A CN202311378133 A CN 202311378133A CN 117105417 B CN117105417 B CN 117105417B
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- 239000010865 sewage Substances 0.000 title claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 89
- 238000001914 filtration Methods 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 8
- 238000003756 stirring Methods 0.000 claims description 41
- 238000006073 displacement reaction Methods 0.000 claims description 38
- 239000003814 drug Substances 0.000 claims description 31
- 238000009423 ventilation Methods 0.000 claims description 30
- 230000000670 limiting effect Effects 0.000 claims description 22
- 238000004062 sedimentation Methods 0.000 claims description 22
- 239000010802 sludge Substances 0.000 claims description 17
- 238000007599 discharging Methods 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 12
- 230000000903 blocking effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 125000006850 spacer group Chemical group 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007921 spray Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 55
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 10
- 238000001556 precipitation Methods 0.000 abstract description 10
- 239000002028 Biomass Substances 0.000 abstract description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 5
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 5
- 239000011574 phosphorus Substances 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 2
- 239000012535 impurity Substances 0.000 description 18
- 230000002829 reductive effect Effects 0.000 description 10
- 229940079593 drug Drugs 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005273 aeration Methods 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000036961 partial effect Effects 0.000 description 5
- 238000005507 spraying Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 241001408630 Chloroclystis Species 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
-
- 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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F3/006—Regulation methods for biological treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Microbiology (AREA)
- Treatment Of Biological Wastes In General (AREA)
Abstract
The invention relates to the technical field of sewage treatment, in particular to integrated domestic sewage treatment equipment, which comprises a vent pipe, a liquid bearing box, a vent pipe, a mud guide pipe, a liquid return pipe, a dosing pipe and a purifying mechanism; through the function such as through multistage precipitation filtration with sewage, will utilize biomass material to carry out nitrogen and phosphorus removal with sewage inside, utilize the air pump to carry out pipeline rivers exchange or pug transportation simultaneously, reduce the energy consumption, utilize simultaneously and lead the unique structure of mud pipe, make full use of gas stripping efficiency avoids mud backward flow to influence intraductal clean, the rivers that the high pressure mud gas mixture produced are effectively solved to the mud single net that flows that the end was equipped with simultaneously are strikeed, avoid pug splash, have better practicality and economic nature, be of value to the popularization and the use of equipment.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to integrated domestic sewage treatment equipment.
Background
The domestic sewage treatment generally adopts a chemical mode for pretreatment, and mainly adopts a wastewater treatment method for separating and removing pollutants in a dissolved and colloid state in wastewater or converting the pollutants into harmless substances through chemical reaction and biological denitration. In the chemical treatment method, chemical reaction is generated by adding a reagent to perform coagulation, neutralization, oxidation reduction and the like; filtering and removing impurities in a single section until the sewage meets the discharge index;
During the period, partial working sections are extremely easy to produce biomass precipitation and sediment impurities, a large amount of nitrifying bacteria exist in the impurities, the direct discharge economic efficiency is reduced to some extent, the environmental indexes are influenced by terrorism, and meanwhile, the impurity reserves of different domestic sewage cannot be effectively solved by single chemical impurity removal and biological impurity removal, so that the effect is greatly reduced.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide the integrated domestic sewage treatment equipment which has low energy consumption, efficiently utilizes biological and chemical medicines to remove impurities, repeatedly utilizes biomass pugs and simultaneously avoids pug backflushing.
The technical scheme adopted by the invention is as follows: an integrated domestic sewage treatment device, comprising
The ventilation pipe is provided with a plurality of bypass pipes, and a single control valve is arranged in the middle of each bypass pipe and used for independently controlling the ventilation pipeline of each bypass pipe;
the liquid bearing box is transversely and sequentially provided with an anaerobic zone, an anoxic zone, an aerobic zone, a sedimentation zone and a filtering zone, and the bypass pipe is arranged in each zone of the liquid bearing box; a plurality of mud gathering slopes are arranged at the bottom of the sedimentation zone;
the liquid-carrying tank comprises a liquid-carrying tank, a liquid-carrying pipe and a liquid-carrying pipe, wherein the liquid-carrying pipe comprises an elbow pipe, one end of the elbow pipe is provided with a water suction pump, a plurality of groups of liquid-carrying pipes are arranged in adjacent areas of the liquid-carrying tank, a fixing plate is further arranged at the elbow of the elbow pipe, and the fixing plate is fixedly connected with the liquid-carrying tank;
The mud guiding pipe comprises a lengthened feeding pipe, one end of the lengthened feeding pipe is led into the anaerobic zone, the other end of the lengthened feeding pipe is led into the sedimentation zone, an exhaust piece is further arranged at one end of the lengthened feeding pipe, which is led into the anaerobic zone, a separator is arranged at one end of the lengthened feeding pipe, which is led into the sedimentation zone, and is used for assisting sludge in the evacuated pipe to prevent backflow, the mud guiding pipe further comprises a mud discharging pipe, the mud discharging pipe is of an L-shaped structure, one end of the mud discharging pipe is led into the sedimentation zone, the separator is also arranged at one end of the mud discharging pipe, and the other end of the mud discharging pipe is led out of the liquid bearing box and flows to the sludge collecting zone;
the dosing pipe is positioned above the aerobic two areas and comprises a dosing barrel, and a liquid leakage window is arranged below the dosing barrel and used for leaking and taking the needed dosing medicine;
the purifying mechanism comprises a soft filtering stuffing box, the soft filtering stuffing box is fixedly connected to the middle part of a filtering area, a three-way connecting pipe is arranged at the tail end of a bypass pipe which is led into the filtering area, rotary exhaust rods which are symmetrically arranged are arranged at the two ends of an outlet of the three-way connecting pipe, one end of each rotary exhaust rod is rotatably connected with the three-way connecting pipe, each rotary exhaust rod is of a fold line structure, and a plurality of exhaust holes are formed in the middle part of each rotary exhaust rod.
In an embodiment, the exhaust piece includes the limiting plate, limiting plate fixed connection the extension leads to the material pipe and lets in the one end in anaerobism district, the limiting plate below is equipped with the blast pipe, the blast pipe cup joint in the extension leads to the material pipe, the blast pipe periphery is equipped with a plurality of buoyancy rings of group, the extension leads to the material pipe and is equipped with the spout bowl in the end of leading to the anaerobism district, the spout bowl is kept away from the one end of extension and is equipped with indent fender mud ring, be equipped with a plurality of groups connection support column between spout bowl and the indent fender mud ring, the blast pipe is kept away from the one end of limiting plate still is equipped with the mud that flows keeps off the net, the blast pipe with be equipped with the slider between the extension leads to the material pipe.
In one embodiment, the sliding piece comprises a sliding rod, the sliding rod is fixedly connected to one side, close to the outlet, of the limiting plate, a dovetail groove is formed in the sliding rod, a sliding lifting rod is further arranged on the sliding rod, the sliding lifting rod is led into the dovetail groove and is connected with the sliding rod in a sliding mode, one end, far away from the sliding rod, of the sliding lifting rod is fixedly connected with the exhaust pipe, one end, far away from the outlet of the lengthened feeding pipe, of the sliding lifting rod is connected with a tension spring, and the other end of the sliding lifting rod is fixedly connected with the limiting plate.
In one embodiment, a plurality of pressure reducing taper pipes are arranged in the middle of the lengthened material passing pipe, the pressure reducing taper pipes are in conical bowl-shaped structures, and bowl centers face to the opening direction of the lengthened material passing pipe, and the opening direction of the lengthened material passing pipe is led into the anaerobic zone.
In an embodiment, the separator includes logical mud pipe, lead to mud pipe's one end fixed connection in extension leads to the material pipe and keeps away from the one end of spout bowl, the other end is equipped with and lets in connect mud bevel connection of precipitation zone bottom, it is equipped with mud elbow pipe to lead to mud pipe middle part, mud elbow pipe is U-shaped structure, divide into the outlet part, the middle part, the inlet part, the middle part lets in and fixed connection in lead to mud pipe middle part, the outlet part is kept away from lead to mud pipe to be equipped with connect mud bevel connection, with connect mud bevel connection opposite direction, inlet part fixed connection in let in the bypass pipe export of precipitation zone, mud elbow pipe in lead to mud pipe inside export is equipped with the shield cover, the shield cover middle part is equipped with the rotatory branch that two sets of symmetries set up, rotatory branch run through and swivelling joint in lead to mud pipe, the one end that shield cover was kept away from to rotatory branch is equipped with the swivelling cap, the swivel cap orientation one side that leads to mud pipe is equipped with two sets up the swivelling lever that symmetries set up.
In an embodiment, the spacer still includes the adjustment dish, adjustment dish middle part swivelling joint in rotatory branch lets out the middle part of leading to mud pipe portion, the adjustment dish is close to one side of rotatory lid is equipped with four sets of adjustment dog, the adjustment dog presents X form symmetric distribution, and the biggest contained angle exceeds in its X, rotatory poking rod is located in the adjustment dog contained angle exceeds the region, still be equipped with four sets of adjustment notch on the adjustment dish, the adjustment notch is circumference array distribution, it still is equipped with a plurality of mounting on the mud pipe to lead to, the mounting includes the threaded rod connecting plate, threaded rod connecting plate fixed connection in it is outer wall to lead to the mud pipe, threaded rod connecting plate middle part swivelling joint has the hob, keep away from threaded rod connecting plate the hob one end is equipped with swivelling joint in the fixed column of hob, the fixed column lets in the adjustment notch.
In an embodiment, the isolating piece still includes the closure piece, the closure piece includes the extension board, extension board fixed connection in rotatory lid, the extension board keep away from the one end of rotatory lid is equipped with the linkage nail, linkage nail middle part is equipped with the deflector, the one end sliding connection of deflector in the linkage nail, the other end is equipped with the connecting nail, connecting nail swivelling joint in the deflector, the connecting nail keep away from the one end of deflector is equipped with the connecting plate, the connecting plate is kept away from the one end of connecting nail is equipped with the slip ring, slip ring cup joint and sliding connection in lead to the mud pipe, be equipped with the slip nail that two sets of symmetries set up on the slip ring, the mud receiving bevel inclined plane both sides that lead to the mud pipe be equipped with are equipped with semicircle bevel connection in lead to the mud pipe, semicircle bevel connection in the mud pipe, semicircle bevel connection with lead to the mud pipe constitutes the cask structure jointly, semicircle bevel connection still is equipped with the deflector middle part, be equipped with the plate, be equipped with on the slip groove and lead to the slip groove, lead to the slip groove is equipped with the slip groove and lead to the slip groove, the slip groove is equipped with the slip groove.
In an embodiment, hold the liquid case still to be equipped with back the liquid pipe, it includes the gas stripping back flow to return the liquid pipe, the one end of gas stripping back flow lets in good oxygen first district, the other end lets in oxygen deficiency first district, the gas stripping back flow is equipped with the connecting hole in good oxygen first district's part, be equipped with the elbow pipe that ventilates in the connecting hole, the elbow pipe that ventilates is U-shaped structure, divide into first end and second end, and first end lets in the gas stripping back flow, keep away from the gas stripping back flow lets in good oxygen first district exit, second end fixed connection in let in good oxygen first district's bypass pipe exit.
In an embodiment, the dosing tube further comprises a lifting rod, one end of the lifting rod is provided with a lifting window, the center of the lifting window is provided with a rotary threaded rod, the middle part of the rotary threaded rod is rotationally connected with a rotary lifting plate, the rotary lifting plate is led into the lifting window and is slidingly connected with the lifting rod, one side, far away from the lifting window, of the lifting rod is provided with a bevel rotating column, the middle part of the bevel rotating column is rotationally and slidingly connected with the lifting rod, the bevel rotating column is of a tubular structure, one end, close to the lifting rod, is provided with two groups of symmetrically arranged step inclined planes, the lifting rod is further provided with a rotary displacement rod, the rotary displacement rod is slidingly connected with the step inclined planes arranged on the bevel rotating column, a thrust spring is arranged in the bevel rotating column tube, and the thrust spring is positioned between the liquid bearing box and the lifting rod.
In an embodiment, the dosing tube further comprises a stirring piece, the stirring piece comprises a rotary stirring rod, one end of the rotary stirring rod is provided with a rotary auger, the rotary auger is led into the outlet of the bypass pipe in the aerobic secondary zone, a buoyancy baffle is arranged in the middle of the rotary stirring rod, the buoyancy baffle is slidably connected with the rotary stirring rod, one side, away from the buoyancy baffle, of the rotary stirring rod is provided with the stirring auger, the rotary stirring rod is rotatably connected with the buoyancy baffle, and a connecting belt is arranged between one end, away from the buoyancy baffle, of the rotary stirring rod and the bevel rotary column.
The beneficial effects of the invention are as follows: the integrated domestic sewage treatment equipment is low in energy consumption, high in efficiency, capable of utilizing biological and chemical medicines to remove impurities, repeatedly utilizing biomass pugs, and capable of avoiding the pugs from being reversely rushed into an air pipe, and comprises the following specific implementation steps:
after domestic sewage is introduced into an anaerobic zone by an operator, a bypass pipe arranged in the anaerobic zone is started to perform aeration, a draft pipe is started to pump liquid in the anaerobic zone into an anoxic zone until the liquid is static, then after the liquid in the anoxic zone flows into an aerobic zone by the draft pipe, denitrifying bacteria are added into the aerobic zone, the nitrogen and phosphorus content of the sewage is reduced, and then a liquid return pipe is started:
After flowing into the ventilation elbow pipe through the bypass pipe, the gas flows to the outlet of the gas stripping reflux pipe through the ventilation elbow pipe, and the gas is high in flow velocity to generate gas stripping phenomenon, so that the inlet of the gas stripping reflux pipe is driven to suck liquid and flow along the flowing direction of the ventilation elbow pipe, the liquid in the aerobic zone is driven to flow into the anoxic zone, and the multistage precipitation of the liquid in the anoxic zone in the anaerobic zone and the nitrogen and phosphorus removal effect are enhanced;
after the aeration is finished, starting the draft tube to continuously simplify the sewage in the anoxic second zone to flow into the aerobic second zone, starting a bypass tube in the aerobic second zone, pushing the rotary auger to rotate by high-pressure gas, driving the stirring auger on the rotary stirring rod to rotate, extruding the buoyancy baffle to move downwards, discharging gas, further driving the inclined rotary column to rotate by the rotary stirring rod through a connecting belt, driving the rotary displacement rod to move upwards by a step slope on the inclined rotary column after the inclined rotary column rotates, driving the lifting rod to move upwards, and returning the lifting rod into the inclined rotary column under the action of a thrust spring after the rotary displacement rod is separated from the step slope of the inclined rotary column, so that the whole up-down displacement of the lifting rod is realized, in the process of displacement of the lifting rod, the lifting rod is simultaneously moved to a liquid leakage window by a medicine adding barrel, gradually driving the medicine in the medicine adding barrel into the liquid leakage window through the lifting window, then flowing into the aerobic second zone, rotating the rotary lifting plate to change the distance between the rotary lifting plate and the lifting plate, and effectively solving the medicine in the same mixing condition by no matter, and simultaneously, mixing the medicine can be mixed by the medicine in a single solution;
After finishing dosing, continuing to flow dosing sewage in the aerobic second region into the precipitation region through the draft tube until the dosing sewage is static, and because the sewage contains medicines and organisms to bacteria, impurities in the sewage are rapidly precipitated, and after the impurities are gathered together through the mud gathering slope until a certain amount is formed, the mud in the precipitation region flows into the anaerobic region through the mud guide tube to recycle bacteria in the mud, so that the bacterial loss of biomass is reduced, and the implementation process is as follows:
the method comprises the steps that a bypass pipe is started, gas flows into a mud pipe through a mud ventilation elbow pipe, a shielding cover is driven to overturn to be vertical, a rotary cover is driven to rotate, a guide plate is driven to move away from a mud receiving bevel opening arranged on the mud pipe continuously after the rotary cover rotates, a sliding ring is driven to move upwards, meanwhile, the inclined surface of an expansion plate connected with a displacement sliding plate is pulled to slide along the mud receiving bevel opening inclined surface, a feeding pipe opening of the mud pipe is opened, the gas in the mud pipe drives mud to flow into the mud pipe and then is continuously sprayed into an anoxic zone, the bypass pipe air supply can be closed, and the shielding cover is reset to be horizontal, so that structural reset is realized;
after transportation is completed, the rotary screw rod is used for separating the fixed column from the adjusting notch, the rotary stirring rod is changed to be attached to the other adjusting stop block after the adjusting disc is continuously rotated by 90 degrees, the rotary screw rod is continuously rotated to fix the adjusting disc, the rotary direction of the rotary cover is changed, the guide plate is driven to move along the direction close to the mud receiving bevel connection, the sliding nails are slidably connected with the homing springs, the homing springs are tension springs, the expansion plate cannot be continuously pushed to move downwards, the semicircular bevel connection baffle pipe cannot be changed to separate from the mud pipe, a closed lengthened mud pipe is formed, after the air is continuously filled through the bypass pipe, high-pressure air drives mud in the mud pipe and the mud in the mud ventilation elbow pipe to be discharged, cleaning of the pipeline is realized, the mud in the pipeline is prevented from flowing backwards to the polluted gas pipeline in the mud ventilation elbow pipe, and excessive mud can be discharged through the mud pipe continuously using the spacer through the mud discharging pipe.
In the process of transporting the pug through the pipeline, as the high-pressure gas mixes the pug and part of liquid, the transportation speed and the pressure are extremely high, mud splashes when being directly communicated with an anaerobic zone, in order to prevent the occurrence of such an event, the pressure effect at two ends is effectively slowed down by a pressure reducing taper pipe arranged in the pipe, the mud flow speed is reduced, meanwhile, after the mud flows into a nozzle bowl, the mud baffle net continuously sprays into the mud baffle net, the mud baffle net drives the exhaust pipe to separate from the lengthened feed pipe and form a gap with the limiting plate under the action of the spraying force of mud, the sprayed mud continuously flows into and is accumulated above the mud baffle net through the concave mud baffle ring and the action of the tension spring, the force of the follow-up sprayed mud is slowed down and flows into the anaerobic zone through the mud baffle net, the gas flows out of the gap between the buoyancy ring and the exhaust pipe directly under the action of the mud baffle net, the mud is prevented from splashing, and after no mud is sprayed, the tension spring is provided with a sliding lifting rod and the exhaust pipe to be in position, so that the mud is attached to the limiting plate.
After the liquid in the sedimentation zone is pumped into the filtering zone by using the through-flow pipe, the sewage is thoroughly filtered and the impurities are purified by the soft filter stuffing box arranged in the filtering zone, then the liquid bearing box can be discharged, meanwhile, the through-flow pipe is started to flow gas into the rotary exhaust rod from the three-way connecting pipe, and the hole on the rotary exhaust rod is used for discharging high-pressure gas to push the rotary exhaust rod to rotate along the circumference of the connecting direction of the three-way connecting pipe, so that the impurity precipitation inside the soft filter stuffing box is washed to prevent caking and avoid reducing the filtering effect.
The device has a simple structure, effectively solves the problem that pug is backflushed into the air pipe by arranging the isolating piece, simultaneously realizes the functions of purifying domestic sewage by multistage repeated filtration of biomass and chemical modes, reduces the energy consumption of use, has better practicability and economy, and is beneficial to popularization and use of the device.
Drawings
The invention will be described in further detail with reference to the accompanying drawings and detailed description.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a partial perspective view of the present invention;
FIG. 3 is a schematic perspective view of a draft tube according to the present invention;
FIG. 4 is a schematic perspective view of a liquid return pipe according to the present invention;
FIG. 5 is an exploded perspective view of the liquid return tube of the present invention;
FIG. 6 is a schematic perspective view of a mud pipe of the present invention;
FIG. 7 is a schematic view of a partial cross-sectional perspective structure of a mud pipe of the present invention;
FIG. 8 is a schematic view of a perspective structure of a mud pipe section of the present invention;
FIG. 9 is a schematic view of the partially broken away perspective of FIG. 8 in accordance with the present invention;
FIG. 10 is a schematic perspective view of a second part of the sludge guide pipe of the present invention;
FIG. 11 is a schematic perspective view of a third part of the mud pipe of the present invention;
FIG. 12 is a schematic view of a fourth partial cross-sectional perspective structure of the mud pipe of the present invention;
FIG. 13 is a schematic view of a partially exploded perspective view of a mud pipe according to the present invention;
FIG. 14 is a schematic perspective view of a fifth part of the mud pipe of the present invention;
FIG. 15 is a schematic view showing a partial perspective structure of a purifying mechanism of the present invention;
FIG. 16 is a schematic perspective view of a cartridge of the present invention;
FIG. 17 is a schematic view of a cross-sectional perspective view of a cartridge of the present invention;
FIG. 18 is a schematic view of a partially sectioned perspective view of a dosing tube of the present invention;
FIG. 19 is a schematic view showing a perspective view of a portion of a cartridge of the present invention.
Description of the drawings: 1. a vent pipe; 11. a bypass pipe; 12. a single control valve; 2. a liquid bearing box; 21. an anaerobic zone; 22. an anoxic first zone; 23. an aerobic first zone; 24. an anoxic second zone; 25. an aerobic second zone; 26. a precipitation zone; 261. mud gathering slope; 27. a filtration zone; 3. a draft tube; 31. an elbow pipe; 32. a fixing plate; 33. a water pump; 4. a mud guide pipe; 41. lengthening the material passing pipe; 411. a pressure reducing taper pipe; 412. a limiting plate; 413. a spout bowl; 414. connecting a support column; 415. a concave mud-stopping ring; 42. an exhaust pipe; 421. a buoyancy ring; 422. a mud flow blocking net; 423. a slide bar; 42301. a dovetail groove; 424. sliding the lifting rod; 425. a tension spring; 43. a spacer; 431. a mud pipe; 43101. a mud receiving bevel; 432. a sludge aeration elbow pipe; 433. a shielding cover; 43301. rotating the support rod; 43302. a rotary cover; 43303. rotating the toggle rod; 434. an adjusting plate; 43401. adjusting the stop block; 43402. adjusting the notch; 43403. a threaded rod connecting plate; 43404. a screw rod; 43405. fixing the column; 435. a lengthening plate; 436. linkage nails; 437. a guide plate; 438. a connecting plate; 43801. connecting nails; 43802. a slip ring; 43803. a sliding nail; 439. a semicircular bevel baffle pipe; 43901. an expansion plate; 43902. a displacement slide plate; 43903. a displacement through groove; 43904. a return spring; 44. a mud pipe; 5. a liquid return pipe; 51. a gas stripping return line; 511. a connecting through hole; 52. a ventilation elbow pipe; 6. a dosing tube; 61. a medicine adding barrel; 611. a liquid leakage window; 62. a lifting rod; 621. a liquid lifting window; 622. rotating the threaded rod; 623. rotating the lifting plate; 63. a bevel-mouth spin column; 631. rotating the displacement rod; 632. a thrust spring; 64. a connecting belt; 65. stirring the auger; 66. rotating the stirring rod; 661. a buoyancy baffle; 662. rotating the auger; 7. a purifying mechanism; 71. a three-way connecting pipe; 711. rotating the exhaust rod; 72. a soft filter stuffing box.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the invention, i.e., the embodiments described are merely some, but not all, of the embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present invention.
In the following, embodiments of the present invention will be described with reference to fig. 1 to 19, a integrated domestic sewage treatment apparatus comprising:
the ventilation pipe 1, the ventilation pipe 1 is provided with a plurality of bypass pipes 11, the number refers to the specific gas consumption, and a single control valve 12 is arranged in the middle of the bypass pipe 11 and used for independently controlling the ventilation pipeline of the bypass pipe 11;
Furthermore, the single control valve 12 can be manually controlled and electrically controlled, and the pressure or the flow of the gas communicated by the breather pipe 1 can be controlled by controlling the opening and closing degree of the valve, and the breather pipe 1 can be directly connected into a gas making pipe network;
the liquid bearing box 2 is sequentially provided with an anaerobic zone 21, an anoxic zone 22, an aerobic zone 23, an anoxic zone 24, an aerobic zone 25, a sedimentation zone 26 and a filtering zone 27, and bypass pipes 11 meeting the gas consumption requirement are arranged in each zone of the liquid bearing box 2; two groups of symmetrically arranged mud collecting slopes 261 are arranged at the bottom of the sedimentation zone 26 and are used for collecting sediment;
the through flow pipes 3, the through flow pipes 3 comprise elbow pipes 31, one end of each elbow pipe 31 is provided with a water suction pump 33, a plurality of groups of through flow pipes 3 are arranged in adjacent areas of the liquid bearing box 2, the number refers to specific liquid flow, a fixed plate 32 is further arranged at the elbow of each elbow pipe 31, and the fixed plate 32 is fixedly connected with the liquid bearing box 2;
the mud guide pipe 4, the mud guide pipe 4 comprises a lengthened feeding pipe 41, one end of the lengthened feeding pipe 41 is led into the anaerobic zone 21, the other end of the lengthened feeding pipe is led into the sedimentation zone 26, one end of the lengthened feeding pipe 41, which is led into the anaerobic zone 21, is also provided with an exhaust piece for exhausting mud gas mixture high-pressure air, the exhaust piece comprises a limiting plate 412, the limiting plate 412 is fixedly connected with one end of the lengthened feeding pipe 41, which is led into the anaerobic zone 21, and is far away from the outlet of the lengthened feeding pipe 41, the specific height is slightly higher than the liquid level of the section, an exhaust pipe 42 is arranged below the limiting plate 412, the exhaust pipe 42 is sleeved on the lengthened feeding pipe 41, and the periphery of the exhaust pipe 42 is provided with three groups of buoyancy rings 421;
It can be seen that the exhaust pipe 42 can be floated by the buoyancy ring 421 until it contacts the limiting plate 412.
The tail end of the lengthened feeding pipe 41, which is fed into the anaerobic zone 21, is provided with a nozzle bowl 413, one end of the nozzle bowl 413, which is far away from the lengthened feeding pipe 41, is provided with an inward concave mud baffle ring 415, four groups of connecting support columns 414 distributed in a circumferential array are arranged between the nozzle bowl 413 and the inward concave mud baffle ring 415, and two ends of the connecting support columns 414 are fixedly connected with the nozzle bowl 413 and the inward concave mud baffle ring 415; a mud flow blocking net 422 is further arranged at one end of the exhaust pipe 42 away from the limiting plate 412, and a sliding piece is arranged between the exhaust pipe 42 and the lengthened feeding pipe 41 and used for slidably connecting the exhaust pipe 42 and the lengthened feeding pipe 41;
the sliding piece comprises a sliding rod 423, the sliding rod 423 is fixedly connected to one side, close to the outlet, of a limiting plate 412 on the lengthened feeding pipe 41, a dovetail groove 42301 is formed in the sliding rod 423, a sliding lifting rod 424 is further arranged on the sliding rod 423, the sliding lifting rod 424 is led into the dovetail groove 42301 and is connected to the sliding rod 423 in a sliding mode, one end, away from the sliding rod 423, of the sliding lifting rod 424 is fixedly connected to the exhaust pipe 42, one end, away from the outlet of the lengthened feeding pipe 41, of the sliding lifting rod 424 is connected with a tension spring 425, and one end, fixedly connected to the other end of the sliding lifting rod 424, of the tension spring 425 is fixedly connected to the limiting plate 412.
In practice, the mud is sprayed into the mud-flow blocking net 422, the mud-flow blocking net 422 is driven by the spraying force of the mud water to separate the exhaust pipe 42 from the lengthened feeding pipe 41 and form a gap with the limiting plate 412, the sprayed mud continuously flows into and is accumulated above the mud-flow blocking net 422 through the relieving action of the pull force of the concave mud-blocking ring 415 and the pull force spring 425, the force of the follow-up sprayed mud is slowed down and flows into the anaerobic zone 21 through the mud-flow blocking net 422, and after no mud is sprayed, the pull force spring 425 carries the sliding lifting rod 424 and the exhaust pipe 42 to return to a position, so that the mud-flow blocking net is attached and limited.
The sludge treatment device comprises a sedimentation zone 26, a lengthened feed-through pipe 41, a separator 43, a sludge ventilation elbow pipe 432, a bypass pipe 43101, a shielding cover 433, a rotating support rod 43301, a rotating support rod 43301, a rotating cover 43302 and a rotating support rod 43303, wherein the separator 43 is arranged at one end of the lengthened feed-through pipe 41, which is fed into the sedimentation zone 26, and is used for assisting in preventing backflow of sludge in the evacuation pipe, the separator 43 comprises the feed-through pipe 431, one end of the feed-through pipe 431 is fixedly connected to one end of the lengthened feed-through pipe 41, which is far away from the nozzle bowl 413, the other end of the feed-through pipe 431 is provided with a sludge receiving bevel 43101, which is fed into the bottom of the sedimentation zone 26, the sludge ventilation elbow pipe 432 is freely rotated and opened and closed by the sludge ventilation elbow pipe 432, the middle of the shielding cover 433 is provided with two groups of symmetrically arranged rotating support rods 43301, the rotating support rod 43301 penetrates and is rotationally connected to the feed-through pipe 431, one end of the rotating support rod 43301, which is far away from the shielding cover 43302, is provided with two groups of rotating support rods 43303, which are symmetrically arranged towards one side of the rotating support rods 43302, which are arranged at one side of the rotating support rod 4328, which is far away from the shielding cover 43302;
Further, the spacer 43 further includes an adjusting disc 434, the middle of the adjusting disc 434 is rotatably connected to the middle of the portion of the rotating support rod 43301 that passes out of the mud pipe 431, one side of the adjusting disc 434, which is close to the rotating cover 43302, is provided with four groups of adjusting stoppers 43401, the adjusting stoppers 43401 are symmetrically distributed in an X-shape, the maximum included angle in X exceeds 90 °, the rotating toggle rod 43303 is located in the area where the included angle of the adjusting stoppers 43401 exceeds 90 °, and the rotating stroke of the rotating toggle rod 43303 is limited to the included angle between the adjusting stoppers 43401;
it can be seen that rotating the adjustment disk 434 causes different adjustment stoppers 43401 to engage the rotation toggle rod 43303, and the rotation direction of the adjustment disk 434 is changed in both forward and reverse directions, and the effective rotation stroke of the shielding cover 433 connected to the rotary cover 43302 in the horizontal position can be changed;
four groups of adjusting notches 43402 are further arranged on the adjusting disc 434, the adjusting notches 43402 are distributed in a circumferential array, two groups of fixing pieces are further arranged on the mud passing pipe 431 and symmetrically arranged, each fixing piece comprises a threaded rod connecting plate 43403, the threaded rod connecting plate 43403 is fixedly connected to the outer wall of the mud passing pipe 431, a screw rod 43404 is rotatably connected to the middle part of the threaded rod connecting plate 43403, one end, far away from the threaded rod connecting plate 43403, of the screw rod 43404 is provided with a fixing column 43405 which is rotatably connected to the screw rod 43404, the fixing column 43405 is led into the adjusting notch 43402, the isolating piece 43 further comprises a closing piece, the closing piece comprises a lengthening plate 435, the lengthening plate 435 is arranged on the mud passing pipe 431 in parallel and fixedly connected to the rotating cover 43302, one end, far away from the rotating cover 43302, of the lengthening plate 435 is provided with a linkage nail 436, the middle part of the linkage nail 437 is provided with a guide plate 437, one end, far away from the linkage nail 436, of the guide plate 437 is provided with a connecting nail 43801, the connecting nail 43801 is rotationally connected with the guide plate 437, one end of the connecting nail 43801 far away from the guide plate 437 is provided with the connecting plate 438, one end of the connecting plate 438 far away from the connecting nail 43801 is provided with the sliding ring 43802, the sliding ring 43802 is sleeved and connected with the mud pipe 431 in a sliding way, two groups of symmetrically arranged sliding nails 43803 are arranged on the sliding ring 43802, two sides of the inclined plane of the mud receiving inclined plane 43101 arranged on the mud pipe 431 are provided with semicircular inclined-port baffle pipes 439, the inclined plane of the semicircular inclined-port baffle pipes 439 is jointed with the mud receiving inclined-port 43101 and connected with the mud pipe 431 in a sliding way, the semicircular inclined-port baffle pipes 439 and the mud pipe 431 form a barrel structure together, the middle part of the semicircular inclined-port baffle pipes 439 is also provided with the expansion plate 43901, the expansion plate 43901 is provided with a displacement slide plate 43902, the middle part of the displacement slide plate 43902 is provided with a displacement through groove 43903, the sliding nails 43803 are led into the displacement through groove 43803 and connected with the displacement slide plate 43803 in a sliding way, the displacement slide spring 43904 is arranged in the displacement through groove 43803, the other end is connected to a slide pin 43803.
In implementation, before the bypass pipe 11 is started to flow the gas into the mud pipe 431 through the mud ventilation elbow pipe 432, the shielding cover 433 is driven to turn over to be vertical, then the rotating cover 43302 is driven to rotate, after the rotating cover 43302 rotates, the guide plate 437 is continuously driven to move away from the mud receiving bevel 43101 arranged on the mud pipe 431, the sliding ring 43802 is driven to move upwards, meanwhile, the inclined surface of the expansion plate 43901 connected with the displacement sliding plate 43902 is pulled to slide along the inclined surface direction of the mud receiving bevel 43101, the feeding pipe orifice of the mud pipe 431 is opened, the gas in the mud pipe 431 drives the mud to flow into the mud pipe 431 and then is continuously sprayed into the anoxic zone 22, the bypass pipe 11 gas supply can be closed, and the shielding cover 433 is reset to be horizontal, so that structural reset is realized;
after the transportation is completed, after the fixed column 43405 is separated from the adjusting notch 43402 by rotating the screw 43404, the adjusting disc 43490 degrees is continuously rotated, the rotating toggle rod 43303 is changed to be attached to the other adjusting stop 43401, after the adjusting disc 434 is continuously rotated to fix the screw 43404, the rotating direction of the rotating cover 43302 is changed, the guide plate 437 is driven to move along the direction close to the mud receiving bevel 43101, because the sliding nail 43803 is slidably connected to the homing spring 43904, and the homing spring 43904 is a tension spring 425, the continuously pushed expansion plate 43901 cannot be moved downwards, the semicircular bevel baffle 439 cannot be changed to be separated from the mud pipe 431, the closed lengthened feeding pipe 41 is formed, after the air is continuously introduced through the bypass pipe 11, high-pressure air drives the mud pipe 431 and the mud inside the mud ventilation elbow 432 to be discharged, the cleaning of the pipeline is realized, the mud in the pipeline is prevented from flowing back to the polluted gas pipeline in the mud ventilation elbow 432, and if the mud can be continuously discharged through the mud pipe 44 by using the spacer 43 in the above steps.
The mud guide pipe 4 also comprises a mud discharge pipe 44, wherein the mud discharge pipe 44 is of an L-shaped structure, one end of the mud discharge pipe 44 is led into the sedimentation zone 26, a separator 43 is also arranged, the other end of the mud discharge pipe 44 is led out of the liquid bearing box 2 and flows to a mud collecting area;
the dosing tube 6, the dosing tube 6 is located above the aerobic two areas 25, the dosing tube 6 comprises a dosing barrel 61, a liquid leakage window 611 is arranged below the dosing barrel 61 and used for leaking and taking the needed dosing medicines, the dosing tube 6 also comprises a lifting rod 62, one end of the lifting rod 62 is provided with a liquid lifting window 621, the center of the liquid lifting window 621 is provided with a rotary threaded rod 622, the middle part of the rotary threaded rod 622 is rotationally connected with a rotary lifting plate 623, and the rotary lifting plate 623 is led into the liquid lifting window 621 and is slidingly connected with the lifting rod 62;
it can be seen that rotating the rotation lifting plate 623 changes the distance from the lifting window 621 on the lifting rod 62, i.e. the quantity of extracted and discharged medicines can be changed, and the medicine dispenser is further suitable for different medicines;
the lifting rod 62 is provided with a bevel rotating column 63 at one side far away from the lifting liquid window 621, the middle part of the bevel rotating column 63 rotates and is connected with the lifting rod 62 in a sliding manner, the bevel rotating column 63 is of a tubular structure, one end close to the lifting rod 62 is provided with two groups of symmetrically arranged step inclined planes, the lifting rod 62 is also provided with a rotary displacement rod 631, the rotary displacement rod 631 is connected with the step inclined planes arranged on the bevel rotating column 63 in a sliding manner, a thrust spring 632 is arranged in a pipe of the bevel rotating column 63, and the thrust spring 632 is positioned between the liquid bearing box 2 and the lifting rod 62;
It can be seen that the rotary inclined opening rotary column 63 drives the rotary displacement rod 631 to attach to the step inclined surface on the inclined opening rotary column 63, and the attachment position is changed to realize the free up-and-down displacement of the lifting rod 62, so that the liquid lifting window 621 can pass through the liquid leakage window 611 to flow the medicine from the medicine feeding barrel 61 into the liquid bearing box 2.
The purifying mechanism 7, the purifying mechanism 7 includes soft filter stuffing box 72, soft filter stuffing box 72 fixed connection is in the middle part of filtering district 27 for filtering sewage impurity, and the bypass pipe 11 end of leading into filtering district 27 is equipped with tee bend connecting pipe 71, and the export both ends of tee bend connecting pipe 71 are equipped with the rotatory exhaust pole 711 that the symmetry set up, and the one end swivelling joint of rotatory exhaust pole 711 is in tee bend connecting pipe 71, and rotatory exhaust pole 711 is the broken line structure, and the middle part is equipped with a plurality of exhaust holes, is used for rotatory exhaust pole 711 through the exhaust.
The middle part of the lengthened feeding pipe 41 is provided with a plurality of pressure reducing taper pipes 411, the pressure reducing taper pipes 411 are in a conical bowl-shaped structure, and the bowl center faces the opening direction of the lengthened feeding pipe 41 into the anaerobic zone 21.
In practice, the pressure reducing taper pipe 411 arranged in the pipe effectively slows down the pressure action at two ends and reduces the mud flow speed.
The liquid-bearing box 2 is beneficial in that the liquid-bearing box 2 is also provided with a liquid return pipe 5, the liquid return pipe 5 comprises a gas stripping return pipe 51, one end of the gas stripping return pipe 51 is led into the aerobic first region 23, the other end of the gas stripping return pipe is led into the anoxic first region 22, a part of the gas stripping return pipe 51 in the aerobic first region 23 is provided with a connecting through hole 511, a ventilation elbow pipe 52 is arranged in the connecting through hole 511, the ventilation elbow pipe 52 is of a U-shaped structure, one end of the ventilation elbow pipe 52 is led into the gas stripping return pipe 51, an outlet of the ventilation elbow pipe 52 is far away from the outlet of the gas stripping return pipe 51 and is led into the outlet of the aerobic first region 23, and the other end of the ventilation elbow pipe 52 is fixedly connected with the outlet of a bypass pipe 11 which is led into the aerobic first region 23, so that the flow of liquid between the two regions is realized;
Furthermore, the draft tube 3 used in the liquid bearing box 2 can be synchronously replaced by the liquid return tube 5, and the air inlet of the ventilation elbow tube 52 arranged in the liquid bearing box 2 is connected to the outlet of the bypass tube 11 in each partition in the liquid bearing box 2, so that the same type of function as the draft tube 3 can be realized, and the energy consumption is effectively reduced.
The beneficial, add pencil 6 still includes the stirring piece, the stirring piece includes rotatory puddler 66, the one end of rotatory puddler 66 is equipped with rotatory auger 662, rotatory auger 662 lets in the bypass pipe 11 exit in good oxygen two district 25, rotatory puddler 66 middle part is equipped with buoyancy baffle 661, buoyancy baffle 661 sliding connection is in rotatory puddler 66, one side that buoyancy baffle 661 was kept away from to rotatory puddler 66 is equipped with stirring auger 65, stirring auger 65 swivelling joint is in buoyancy baffle 661, be equipped with connecting belt 64 between rotatory puddler 66 and the one end and the bevel connection column 63 of keeping away from buoyancy baffle 661.
In practice, the high-pressure gas pushes the rotary auger 662 to rotate, meanwhile, drives the stirring auger 65 on the rotary stirring rod 66 to rotate, extrudes the buoyancy baffle 661 to move downwards, so that the gas is discharged, the rotary stirring rod 66 further drives the inclined opening rotary column 63 to rotate through the connecting belt 64, after the inclined opening rotary column 63 rotates, the step inclined surface on the inclined opening rotary column 63 drives the rotary displacement rod 631 to move upwards, meanwhile, drives the lifting rod 62 to move upwards, the rotary displacement rod 631 breaks away from the step inclined surface of the inclined opening rotary column 63 and then is subjected to the action of the thrust spring 632 to return the lifting rod 62 in the inclined opening rotary column 63, the whole up-down displacement of the lifting rod 62 is realized, in the displacement process of the lifting rod 62, the liquid lifting window 621 on the lifting rod 62 is moved inwards to the liquid leakage window 611 by the medicine adding barrel 61 gradually, medicines in the medicine adding barrel 61 are introduced into the liquid leakage window 611, the medicines are extracted for a single time after the medicine is changed through the liquid lifting window 621, the distance between the rotary lifting plate 623 and the liquid lifting window 621 can be changed, meanwhile, the stirring sewage 65 on the rotary stirring rod 66 can be restored in the inclined opening rotary stirring rod 66 can be mixed in an auxiliary mode.
The working principle of the invention is as follows:
after the domestic sewage is introduced into the anaerobic zone 21 by an operator, a bypass pipe 11 arranged in the anaerobic zone 21 is started to perform aeration, a draft pipe 3 is started to pump liquid in the anaerobic zone 21 into the anoxic zone 22 until the liquid is static, then after the liquid in the anoxic zone 22 flows into the aerobic zone 23 by the draft pipe 3, denitrifying bacteria are added into the aerobic zone 23, the nitrogen and phosphorus content of the sewage is reduced, and a liquid return pipe 5 is started:
after flowing into the ventilation elbow pipe 52 through the bypass pipe 11, the gas flows to the outlet of the gas stripping return pipe 51 through the ventilation elbow pipe 52, and the gas is stripped due to the high flow velocity of the gas, so that the gas drives the inlet of the gas stripping return pipe 51 to suck liquid and flows along the outflow direction of the ventilation elbow pipe 52, and drives the liquid in the aerobic zone 23 to flow into the anoxic zone 22, thereby realizing the multistage precipitation of the liquid in the anoxic zone 22 in the anaerobic zone 21 and strengthening the nitrogen and phosphorus removal effect;
after the aeration is finished, the aeration pipe 3 is started to continuously simplify the sewage in the anoxic second zone 24 to flow into the anoxic second zone 25, then the bypass pipe 11 in the anoxic second zone 25 is started, the high-pressure gas pushes the rotary auger 662 to rotate, meanwhile, the stirring auger 65 on the rotary stirring rod 66 is driven to rotate, the buoyancy baffle 661 is extruded to move downwards, so that the gas is discharged, the rotary stirring rod 66 further drives the inclined opening rotary column 63 to rotate through the connecting belt 64, after the inclined opening rotary column 63 rotates, the step inclined surface on the inclined opening rotary column 63 drives the rotary displacement rod 631 to move upwards, meanwhile, the rotary displacement rod 631 is driven to move upwards, the lifting rod 62 is returned into the inclined opening rotary column 63 under the action of the thrust spring 632 after being separated from the step inclined surface of the inclined opening rotary column 63, the lifting rod 62 is integrally displaced downwards, in the process of the lifting rod 62, the lifting liquid window 621 on the lifting rod 62 is simultaneously moved to the liquid leakage window 611 by the same time, the lifting liquid medicine 61 is gradually moved to the liquid leakage window 611 through the lifting window 611, and the medicine can be mixed with the medicine in the single-lifting window 623, the medicine can be mixed with the medicine in the single-lifting window 611, and the medicine can be mixed with the medicine in the rotary lifting window 623 at the same time after the stirring window is separated from the step inclined opening rotary column 63, and the inner side;
After finishing dosing, continuing to flow the dosing sewage in the aerobic secondary zone 25 into the sedimentation zone 26 through the draft tube 3 until the dosing sewage is static, and because the sewage contains medicines and organisms to bacteria, impurities in the sewage are quickly precipitated, and after the impurities are gathered together through the mud gathering slope 261, until a small amount of impurities is formed, the mud in the sedimentation zone 26 flows into the anaerobic zone 21 through the mud guide tube 4 to recycle the bacteria in the mud, so that the bacterial loss of the biomass is reduced, and the implementation process is as follows:
the bypass pipe 11 is started to enable gas to flow into the mud pipe 431 through the mud ventilation elbow pipe 432, the shielding cover 433 is driven to turn to be vertical, then the rotating cover 43302 is driven to rotate, after the rotating cover 43302 rotates, the guide plate 437 is continuously driven to move away from a mud receiving inclined opening 43101 arranged on the mud pipe 431, the sliding ring 43802 is driven to move upwards, meanwhile, the inclined surface of the expansion plate 43901 connected with the displacement sliding plate 43902 is pulled to slide along the inclined surface direction of the mud receiving inclined opening 43101, the feeding pipe opening of the mud pipe 431 is opened, the gas in the mud pipe 431 drives the mud to flow into the mud pipe 431 and then is continuously sprayed into the anoxic zone 22, the bypass pipe 11 gas supply can be closed, and the shielding cover 433 is reset to be horizontal, so that structural reset is achieved;
after the transportation is completed, after the fixed column 43405 is separated from the adjusting notch 43402 by rotating the screw 43404, the adjusting disc 43490 degrees is continuously rotated, the rotating toggle rod 43303 is changed to be attached to the other adjusting stop 43401, after the adjusting disc 434 is continuously rotated to fix the screw 43404, the rotating direction of the rotating cover 43302 is changed, the guide plate 437 is driven to move along the direction close to the mud receiving inclined port 43101, because the sliding nail 43803 is slidably connected to the homing spring 43904, and the homing spring 43904 is a tension spring 425, the continuously pushed expansion plate 43901 cannot be moved downwards, the semicircular inclined port baffle 439 cannot be changed to be separated from the mud passing pipe 431, a closed lengthened feeding pipe 41 is formed, after the air is continuously fed through the bypass pipe 11, high-pressure air drives the mud passing pipe 431 and mud inside the mud ventilating elbow 432 to be discharged, cleaning of the pipeline is realized, the backflow of mud in the pipeline is prevented from flowing back to the polluted gas pipeline in the mud ventilating pipe 432, and if excessive mud can be continuously discharged through the mud discharging pipe 44 by using the spacer 43 through the steps.
In the process of transporting the pug through the pipeline, as the high-pressure gas mixes the pug and part of liquid, the transportation speed and the pressure are extremely high, mud splashes when directly entering the anaerobic zone 21, in order to prevent the occurrence of such an event, the pressure effect at two ends of the pressure reducing taper pipe 411 arranged in the pipe is effectively slowed down, the mud flow speed is reduced, meanwhile, after the mud flows into the nozzle bowl 413, the mud is continuously sprayed into the mud baffle net 422, the exhaust pipe 42 is driven by the spraying force effect of mud water to separate from the lengthened feed pipe 41 and generate a gap with the limiting plate 412, the sprayed mud continuously flows into and is accumulated above the mud baffle net 422 through the concave mud baffle ring 415 and the releasing effect of the tension spring 425, the force of the follow-up sprayed mud is slowed down and flows into the anaerobic zone 21 through the mud baffle net 422, the thrust effect of the mud on the mud baffle net 422 flows out of the gap between the buoyancy ring and the exhaust pipe 42 directly, the direct spraying of the mud is avoided, and after the mud is free of spraying, the tension spring 425 is provided with the sliding lifting rod 424 and the exhaust pipe 42 to be reset, so that the sprayed mud is attached to the limiting plate 412.
After the liquid in the sedimentation zone 26 is pumped into the filtering zone 27 by using the vent pipe 3 after completion, the sewage is thoroughly filtered and the impurities are purified by the soft filter stuffing box 72 arranged in the filtering zone 27, and then the liquid bearing box 2 can be discharged, meanwhile, the bypass pipe 11 is started to flow the gas from the three-way connecting pipe 71 into the rotary exhaust rod 711, and after the gas flows into the rotary exhaust rod 711, the holes on the rotary exhaust rod 711 discharge high-pressure gas to push the rotary exhaust rod 711 to circumferentially rotate along the connecting direction of the three-way connecting pipe 71, so that the impurity sediment inside the soft filter stuffing box 72 is washed, the caking is prevented, and the filtering effect is prevented from being reduced.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The foregoing is merely illustrative of the structures of this invention and various modifications, additions and substitutions for those skilled in the art can be made to the described embodiments without departing from the scope of the invention or from the scope of the invention as defined in the accompanying claims.
Claims (8)
1. An integrated domestic sewage treatment device which is characterized in that: comprising
The air vent pipe (1), a plurality of bypass pipes (11) are arranged on the air vent pipe (1), and a single control valve (12) is arranged in the middle of each bypass pipe (11) and used for independently controlling the air vent pipeline of each bypass pipe (11);
The liquid bearing box (2) is transversely and sequentially provided with an anaerobic zone (21), an anoxic first zone (22), an aerobic first zone (23), an anoxic second zone (24), an aerobic second zone (25), a sedimentation zone (26) and a filtering zone (27), and bypass pipes (11) are arranged in each zone of the liquid bearing box (2); a plurality of mud gathering slopes (261) are arranged at the bottom of the sedimentation zone (26);
the liquid-bearing box comprises a liquid-bearing box body and is characterized in that the liquid-bearing box body comprises a liquid-bearing box body, a liquid-passing pipe (3), wherein the liquid-passing pipe (3) comprises an elbow pipe (31), a water suction pump (33) is arranged at one end of the elbow pipe (31), a plurality of groups of liquid-passing pipes (3) are arranged in adjacent subareas of the liquid-bearing box body (2), a fixing plate (32) is further arranged at the elbow of the elbow pipe (31), and the fixing plate (32) is fixedly connected with the liquid-bearing box body (2);
the mud guide pipe (4), mud guide pipe (4) is including lengthening in the pipe (41) that leads to, in anaerobic zone (21) was led to the one end of lengthening in pipe (41), deposit district (26) was led to the other end, the one end that anaerobic zone (21) was led to in lengthening in pipe (41) still is equipped with the exhaust piece, the exhaust piece includes limiting plate (412), limiting plate (412) fixed connection lengthened in pipe (41) led to one end of anaerobic zone (21), limiting plate (412) below is equipped with blast pipe (42), blast pipe (42) cup joint in lengthened in pipe (41), blast pipe (42) periphery is equipped with a plurality of buoyancy rings (421), lengthened in the end that leads to anaerobic zone (21) is equipped with spout bowl (413), the one end that lengthened in pipe (41) was kept away from to spout bowl (413) is equipped with indent fender ring (415), be equipped with group connection (414) between spout bowl (412) and indent fender ring (415), blast pipe (42) cup joint in lengthened in the pipe (41) is equipped with a plurality of sets of buoyancy rings (423) and one end that slide (422) are equipped with between blast pipe (42), the utility model discloses a mud-stopping device, including a limit plate (41) and a mud-stopping screen (422), including slide bar (423), limit plate (41) and baffle plate (422), slide bar (423) are fixed connection in one side that is close to the export, be equipped with dovetail (42301) on slide bar (423), still be equipped with slide lift bar (424) on slide bar (423), slide lift bar (424) lets in dovetail (42301) and sliding connection in slide bar (423), one end that slide lift bar (424) kept away from slide bar (423) is fixed connection in blast pipe (42), one end that slide lift bar (424) kept away from extension feed pipe (41) is connected with tension spring (425), the other end fixed connection in limit plate (412), the mud that flows in is spouted in baffle screen (422), flow baffle screen (422) receive the spouting effect of muddy water to drive blast pipe (42) break away from extension feed pipe (41) and with limit plate (412) production clearance, the effect of mud that sprays is passed through interior concave baffle ring (415) and tension spring (425) release effect and is continued to flow and is piled up in baffle plate (422) and is passed through in the back up and is passed through baffle plate (422), the mud-stopping screen (422) is passed down, and is flowed down by baffle plate (422) and is flowed down by the mud down, one end of the lengthened feeding pipe (41) is led into the sedimentation zone (26) and is provided with a separator (43) for assisting in preventing backflow of sludge in the emptying pipe, the sludge guiding pipe (4) further comprises a sludge discharging pipe (44), the sludge discharging pipe (44) is of an L-shaped structure, one end of the sludge discharging pipe (44) is led into the sedimentation zone (26), the separator (43) is also arranged, and the other end of the sludge discharging pipe (44) is led out of the liquid bearing box (2) and flows to a sludge collecting area;
The dosing pipe (6), the dosing pipe (6) is located above the aerobic second zone (25), the dosing pipe (6) comprises a dosing barrel (61), and a liquid leakage window (611) is arranged below the dosing barrel (61);
the purifying mechanism (7), purifying mechanism (7) includes soft filter stuffing box (72), soft filter stuffing box (72) fixed connection in filter district (27) middle part lets in bypass pipe (11) end in filter district (27) is equipped with tee bend connecting pipe (71), the export both ends of tee bend connecting pipe (71) are equipped with rotatory exhaust pole (711) that the symmetry set up, the one end swivelling joint of rotatory exhaust pole (711) in tee bend connecting pipe (71), rotatory exhaust pole (711) are broken line structure, and the middle part is equipped with a plurality of exhaust holes.
2. The integrated domestic sewage treatment apparatus according to claim 1, wherein: the middle part of the lengthened material passing pipe (41) is provided with a plurality of pressure reducing taper pipes (411), the pressure reducing taper pipes (411) are in a conical bowl-shaped structure, and bowl centers face to the opening direction of the lengthened material passing pipe (41) which is led into the anaerobic zone (21).
3. The integrated domestic sewage treatment apparatus according to claim 1, wherein: the utility model provides a mud pipe (431) is led to in isolator (43), lead to one end fixed connection of mud pipe (431) in extension lead to material pipe (41) keep away from the one end of spout bowl (413), the other end is equipped with and lets in connect mud bevel connection (43101) of sedimentation zone (26) bottom, it is equipped with mud elbow pipe (433) to lead to mud pipe (431) middle part, mud elbow pipe (432) are U-shaped structure, divide into the portion of outlet section, middle part, inlet section, middle part lets in and fixed connection in lead to mud pipe (431) middle part, the portion of outlet section is kept away from lead to mud pipe (431) to be equipped with connect mud bevel connection (43101), with connect mud bevel connection (43101) opposite in direction, inlet section fixed connection in lead to the export of bypass pipe (11) of sedimentation zone (26), mud elbow pipe (432) in the inside export of lead to mud pipe (431) is equipped with shield cap (433), shield cap (433) middle part is equipped with rotatory branch (43301) that two sets of symmetry set up, rotatory branch (431) are equipped with two sets of rotatory branch (4398), rotatory connection (431) are kept away from mud (4378) one side of rotating cap (43302).
4. An integrated domestic sewage treatment apparatus according to claim 3, wherein: the spacer (43) further comprises an adjusting disc (434), the middle part of the adjusting disc (434) is rotationally connected with the middle part of the rotary supporting rod (43301) to pass through the mud pipe (431), one side of the adjusting disc (434) close to the rotary cover (43302) is provided with four groups of adjusting stop blocks (43401), the adjusting stop blocks (43401) are symmetrically distributed in an X shape, the maximum included angle in the X is more than 90 degrees, the rotary stirring rod (43303) is located in the area with the included angle of the adjusting stop blocks (43401) being more than 90 degrees, four groups of adjusting notches (43402) are further arranged on the adjusting disc (434), the adjusting notches (43402) are distributed in a circumferential array, a plurality of fixing pieces are further arranged on the mud pipe (431), each fixing piece comprises a threaded rod connecting plate (43403), the threaded rod connecting plate (43403) is fixedly connected with the outer wall of the mud pipe (431), the middle part of the threaded rod connecting plate (43403) is rotationally connected with a screw rod 43404), and one end (4326) of the screw rod (43402) is rotationally connected with the screw rod 43404) in the fixing rod 4348.
5. An integrated domestic sewage treatment apparatus according to claim 3, wherein: the separator (43) further comprises a closing member, the closing member comprises a lengthening plate (435), the lengthening plate (435) is fixedly connected with the rotary cover (43302), one end of the lengthening plate (435) far away from the rotary cover (43302) is provided with a linkage nail (436), the middle part of the linkage nail (436) is provided with a guide plate (437), one end of the guide plate (437) is slidably connected with the linkage nail (436), the other end of the guide plate is provided with a connecting nail (43801), the connecting nail (43801) is rotatably connected with the guide plate (437), one end of the connecting nail (43801) far away from the guide plate (437) is provided with a connecting plate 438, one end of the connecting plate (438) far away from the connecting nail (43801) is provided with a sliding ring (43802), the sliding ring (43802) is sleeved and slidably connected with a mud pipe (431), two groups of symmetrically arranged sliding nails (43803) are arranged on the sliding ring (43802), two sides of the mud pipe (431) are provided with a mud blocking inclined plane (69), the mud pipe (431) is provided with two inclined planes (439) which are in a joint manner, the mud pipe (439) is formed by the inclined plane (439) and the mud pipe (43joint structure), the semicircular bevel baffle tube is characterized in that an expansion plate (43901) is further arranged in the middle of the semicircular bevel baffle tube (439), a displacement sliding plate (43902) is arranged on the expansion plate (43901), a displacement through groove (43903) is formed in the middle of the displacement sliding plate (43902), a sliding nail (43803) is led into the displacement through groove (43903) and is connected with the displacement sliding plate (43902) in a sliding mode, a homing spring (43904) is arranged in the displacement through groove (43903), one end of the homing spring (43904) is connected with the displacement sliding plate (43902), and the other end of the homing spring is connected with the sliding nail (43803).
6. The integrated domestic sewage treatment apparatus according to claim 1, wherein: the liquid bearing box (2) is further provided with a liquid return pipe (5), the liquid return pipe (5) comprises a gas stripping return pipe (51), one end of the gas stripping return pipe (51) is led into the aerobic first zone (23), the other end of the gas stripping return pipe is led into the anoxic first zone (22), a connecting through hole (511) is formed in the part of the gas stripping return pipe (51) in the aerobic first zone (23), a ventilation elbow pipe (52) is arranged in the connecting through hole (511), the ventilation elbow pipe (52) is of a U-shaped structure and is divided into a first end and a second end, the first end is led into the gas stripping return pipe (51), the gas stripping return pipe (51) is led into the outlet of the aerobic first zone (23), and the second end is fixedly connected to the outlet of the bypass pipe (11) which is led into the aerobic first zone (23).
7. The integrated domestic sewage treatment apparatus according to claim 1, wherein: the medicine adding pipe (6) further comprises a lifting rod (62), one end of the lifting rod (62) is provided with a lifting liquid window (621), the center of the lifting liquid window (621) is provided with a rotary threaded rod (622), the middle of the rotary threaded rod (622) is rotationally connected with a rotary lifting plate (623), the rotary lifting plate (623) is led into the lifting liquid window (621) and is slidingly connected with the lifting rod (62), one side, far away from the lifting liquid window (621), of the lifting rod (62) is provided with a bevel rotating column (63), the middle of the bevel rotating column (63) is rotationally connected with the lifting rod (62), the bevel rotating column (63) is of a tubular structure, one end, close to the lifting rod (62), of the lifting rod (622) is provided with two groups of symmetrically arranged inclined planes, the lifting rod (62) is further provided with a rotary displacement rod (631), the rotary displacement rod (631) is slidingly connected with the inclined planes arranged on the bevel rotating column (63), a thrust spring (632) is arranged in the bevel rotating column (63) pipe, and the bevel rotating column (63) is located between the thrust box (62) and the thrust box (2).
8. The integrated domestic sewage treatment apparatus according to claim 7, wherein: the chemical adding pipe (6) further comprises a stirring piece, the stirring piece comprises a rotary stirring rod (66), one end of the rotary stirring rod (66) is provided with a rotary auger (662), the rotary auger (662) is led into the outlet of the bypass pipe (11) in the aerobic two areas (25), a buoyancy baffle (661) is arranged in the middle of the rotary stirring rod (66), the buoyancy baffle (661) is slidably connected with the rotary stirring rod (66), one side, far away from the buoyancy baffle (661), of the rotary stirring rod (66) is provided with a stirring auger (65), the stirring auger (65) is rotatably connected with the buoyancy baffle (661), and a connecting belt (64) is arranged between one end, far away from the buoyancy baffle (661), of the rotary stirring rod (66) and the inclined opening rotary column (63).
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB644693A (en) * | 1948-08-09 | 1950-10-18 | George Michael Melas | Device for removing sediment from aquaria |
JP2000145341A (en) * | 1998-11-11 | 2000-05-26 | Rmc Towa:Kk | Method of triple pipe slurry type air hammer drilling |
KR20060131944A (en) * | 2004-03-31 | 2006-12-20 | 일라이 릴리 앤드 캄파니 | Injection apparatus having a needle cassette for delivering a pharmaceutical liquid |
CN106731053A (en) * | 2016-11-25 | 2017-05-31 | 江苏鼎弘环境科技有限公司 | A kind of air lift mud discharging device |
CN108002523A (en) * | 2017-10-30 | 2018-05-08 | 上海市政工程设计研究总院(集团)有限公司 | A kind of method realized boring aeration pipe and rotate aeration automatically |
CN108585385A (en) * | 2018-06-29 | 2018-09-28 | 青岛思普润水处理股份有限公司 | A kind of MBBR sewage disposal systems and treatment process |
CN211813681U (en) * | 2020-01-21 | 2020-10-30 | 工大环境股份有限公司 | Biological membrane blanket sewage treatment container |
KR102370635B1 (en) * | 2021-05-07 | 2022-03-07 | 주식회사 장호 | Apparatus for treating waste water |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4007771A1 (en) * | 1990-03-12 | 1991-09-19 | Schmidt Alfred Ing Gmbh | DEVICE FOR SUPPRESSING THE SPRAYING LEAK OUT IN THE WHEEL AREA OF MOTOR VEHICLES, ESPECIALLY FOR TRUCKS |
KR100291756B1 (en) * | 1998-06-10 | 2001-10-19 | 황광웅 | Sludge treatment device for water and sewage |
CN106810019B (en) * | 2017-02-09 | 2020-07-21 | 山东建筑大学 | Enhanced phosphorus removal and sludge reduction type sewage treatment process |
-
2023
- 2023-10-24 CN CN202311378133.8A patent/CN117105417B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB644693A (en) * | 1948-08-09 | 1950-10-18 | George Michael Melas | Device for removing sediment from aquaria |
JP2000145341A (en) * | 1998-11-11 | 2000-05-26 | Rmc Towa:Kk | Method of triple pipe slurry type air hammer drilling |
KR20060131944A (en) * | 2004-03-31 | 2006-12-20 | 일라이 릴리 앤드 캄파니 | Injection apparatus having a needle cassette for delivering a pharmaceutical liquid |
CN106731053A (en) * | 2016-11-25 | 2017-05-31 | 江苏鼎弘环境科技有限公司 | A kind of air lift mud discharging device |
CN108002523A (en) * | 2017-10-30 | 2018-05-08 | 上海市政工程设计研究总院(集团)有限公司 | A kind of method realized boring aeration pipe and rotate aeration automatically |
CN108585385A (en) * | 2018-06-29 | 2018-09-28 | 青岛思普润水处理股份有限公司 | A kind of MBBR sewage disposal systems and treatment process |
CN211813681U (en) * | 2020-01-21 | 2020-10-30 | 工大环境股份有限公司 | Biological membrane blanket sewage treatment container |
KR102370635B1 (en) * | 2021-05-07 | 2022-03-07 | 주식회사 장호 | Apparatus for treating waste water |
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