CN111115988A - Household distributed domestic sewage treatment device - Google Patents
Household distributed domestic sewage treatment device Download PDFInfo
- Publication number
- CN111115988A CN111115988A CN202010144713.0A CN202010144713A CN111115988A CN 111115988 A CN111115988 A CN 111115988A CN 202010144713 A CN202010144713 A CN 202010144713A CN 111115988 A CN111115988 A CN 111115988A
- Authority
- CN
- China
- Prior art keywords
- unit
- domestic sewage
- aerobic
- treatment device
- aeration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 54
- 238000005273 aeration Methods 0.000 claims abstract description 40
- 239000010802 sludge Substances 0.000 claims abstract description 27
- 239000001301 oxygen Substances 0.000 claims abstract description 26
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 26
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 25
- AHEWZZJEDQVLOP-UHFFFAOYSA-N monobromobimane Chemical group BrCC1=C(C)C(=O)N2N1C(C)=C(C)C2=O AHEWZZJEDQVLOP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 13
- 238000004062 sedimentation Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000945 filler Substances 0.000 claims description 15
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 238000010992 reflux Methods 0.000 claims description 8
- 238000005192 partition Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 14
- 230000008569 process Effects 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005406 washing Methods 0.000 abstract description 4
- 239000000969 carrier Substances 0.000 abstract description 3
- 230000002262 irrigation Effects 0.000 abstract description 3
- 238000003973 irrigation Methods 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000748 compression moulding Methods 0.000 abstract 1
- 229910052698 phosphorus Inorganic materials 0.000 description 11
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 10
- 239000011574 phosphorus Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 241000894006 Bacteria Species 0.000 description 7
- 238000011161 development Methods 0.000 description 6
- 244000005700 microbiome Species 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 230000001546 nitrifying effect Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
- 238000006396 nitration reaction Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 241000233866 Fungi Species 0.000 description 1
- 241000108664 Nitrobacteria Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000006213 oxygenation reaction Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- 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
-
- 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
- C02F2001/007—Processes including a sedimentation step
-
- 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
- C02F2303/04—Disinfection
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a household distributed domestic sewage treatment device, which comprises a box body made of SMC materials through integral compression molding, wherein the box body comprises an anoxic treatment unit, an anaerobic treatment unit, an aerobic MBBR unit, an oxygen release unit, a facultative biological filter unit, a secondary sedimentation tank and a disinfection tank which are sequentially connected, pipeline equipment arranged among the units and an aeration system in each unit. The treatment process is unique, has the advantages of an AO process, an MBBR process and a BAF process, has good denitrification and dephosphorization effects, low sludge production amount and high effluent discharge standard, and can be used for irrigation or in-yard washing and recycling; the anaerobic unit and the anoxic unit are internally provided with double spherical biological carriers, and the aerobic MBBR unit is internally provided with a PPC suspended biological carrier, so that the double advantages of an activated sludge method and a biofilm method are achieved, and the treatment efficiency is high; the integrated forming can be installed inside and outside the courtyard in a buried mode, the occupied area is small, the installation is convenient, roads do not need to be excavated in villages, pipelines do not need to be laid, the construction is fast, the manufacturing cost is low, and the integrated forming type rural domestic sewage treatment device is the best choice for treating rural domestic sewage in mountainous areas and scattered residences.
Description
Technical Field
The invention relates to the field of sewage treatment equipment, in particular to a small distributed rural domestic sewage treatment device which is particularly suitable for single-family use.
Background
With the development of society, rural economy develops rapidly, and peasants' living standard improves greatly, but rural environmental construction and economic development are asynchronous, and the water environment pollution problem is especially serious among them. The government reports suggest that the village revivification strategy is implemented, a civilized development road of production development, rich life and good ecology is firmly taken, beautiful China is built, and a good production and living environment is created for people.
The government work tasks in the last year mainly point out the promotion of toilet revolution, the treatment of garbage and sewage and the construction of beautiful villages. The 'rural human habitat environment improvement three-year action scheme' proposes that the construction of beautiful and livable villages is taken as a guide, the rural garbage and sewage treatment and the village appearance promotion are taken as main attack directions, and the filling of the outstanding short plates of the rural human habitat environment is accelerated. The requirements of a plurality of opinions about the preferential development of the rural areas of insisting on agriculture to do the work of three farmers are as follows: the rural human settlements environment improvement which is mainly focused on rural garbage sewage treatment, toilet revolution and rural village appearance improvement is comprehensively pushed away, and the purpose that the rural human settlements environment is improved in stages is ensured to be achieved by 2020.
Under the large environment that the government makes a plurality of policy documents to hold, the treatment of rural sewage is imperative. Based on the characteristics of wide rural distribution and dispersed inhabitation of farmers in China, the rural water pollution in China has the characteristics of small sewage discharge amount, dispersed discharge, high content of nutrient components such as N, P and the like, large sewage discharge flow and organic load fluctuation and the like. Due to serious shortage of rural infrastructure construction, almost no system pipeline for collecting and conveying domestic sewage exists, and meanwhile, the knowledge and culture level is generally low, and the operation and management capability is weak. The conventional centralized sewage treatment equipment has the defects of large investment of pipe networks, long construction period, high operation cost and difficult operation and maintenance, and cannot adapt to rural sewage treatment places with dispersed living in mountainous areas.
Therefore, the development of the stable and efficient distributed sewage treatment device which is suitable for rural areas and has low investment, low energy consumption and low operation and management requirements is of great significance.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a standardized distributed domestic sewage treatment device which has the advantages of small occupied area, long service life, easy installation, no maintenance, low manufacturing cost and no leakage.
The purpose of the invention is realized as follows:
a household distributed domestic sewage treatment device is a box body 1 which is integrally molded and manufactured by SMC materials, wherein the box body 1 comprises an anoxic treatment unit 2, an anaerobic treatment unit 3, an aerobic MBBR unit 4, an oxygen release unit 5, a facultative biological filter unit 6, a secondary sedimentation tank 8 and a disinfection tank 8 which are sequentially connected, pipeline equipment arranged among the units and an aeration system in each unit;
the upper part of the anoxic treatment unit 2 is connected with a domestic sewage inlet A, and a spherical biological carrier 10 is arranged in a tank body of the anoxic treatment unit 2;
a spherical biological carrier 10 and a liquid gas lifting pipeline system are arranged in a tank body of the anaerobic unit 3;
PPC biological carrier 11 filler is filled in the tank body of the aerobic MBBR unit 4, an aerobic aeration pipeline comprising an aerobic aeration pipe D is arranged at the bottom of the aerobic MBBR unit, and an overflowing and sludge refluxing slit 12 is arranged at the lower part of a partition plate between the lower part in the tank body and the oxygen release unit 5;
the oxygen release unit 5 is provided with a liquid return pipeline F flowing to the anoxic treatment unit, and the bottom of the tank body is provided with a sludge collection inclined plate 13 which is positioned at the sludge return slit 12 and inclines to the aerobic MBBR unit 4;
the facultative biological filter unit 6 is internally provided with a double-ball biological carrier, and the lower part of the facultative biological filter unit is provided with an aeration pipeline comprising a facultative aeration pipe E;
the secondary sedimentation tank 7 is connected with the disinfection tank 8, and a water outlet B positioned above the disinfection tank is connected with a reclaimed water discharge pipeline;
the aeration system is connected with an electromagnetic air pump 9, and the electromagnetic air pump 9 is respectively connected with a sewage lifting pipe C, an aerobic aeration pipe D and a facultative aeration pipe E through pipelines to provide air sources for aerobic, facultative and air stripping reflux; and a sewage lifting amount regulating valve G, an aerobic aeration regulating valve H and a facultative aeration regulating valve I are respectively arranged on each connecting pipeline.
Has the positive and beneficial effects that: the invention is integrally molded by SMC material, is light, waterproof, corrosion-resistant and has long service life; distributed processing, roads do not need to be excavated in villages, pipelines do not need to be laid, huge amount of pipe network cost is saved, and manufacturing cost is low; the integrated molding is realized, no splicing seam exists below the water line, and no leakage exists forever; all power comes from the micro-power electromagnetic air pump, so that the energy consumption is low and the maintenance is not needed; the device can be buried inside and outside the courtyard, occupies small area, is convenient to mount and is quick to construct; the process is unique, has the advantages of AO process, MBBR process and BAF process, has good denitrification and dephosphorization effect, low sludge production amount and high effluent discharge standard, and can be used for irrigation or in-situ washing and recycling.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure, the following steps are carried out: the anaerobic biological filter comprises a box body 1, an anoxic treatment unit 2, an anaerobic treatment unit 3, an aerobic MBBR unit 4, an oxygen release unit 5, a facultative biological filter unit 6, a secondary sedimentation tank 7, a disinfection tank 8, an electromagnetic air pump 9, spherical biological carriers 10, PPC biological carriers 11, a sludge backflow slit 12, a sludge collection inclined plate 13, a water inlet A, a water outlet B, a sewage lifting pipe C, an aerobic aeration pipe D, a facultative aeration pipe E, a liquid backflow pipeline F, a sewage lifting amount adjusting valve G, an aerobic aeration adjusting valve H and a facultative aeration adjusting valve I.
Detailed Description
The invention is further described with reference to the following drawings and examples:
as shown in figure 1, a household distributed domestic sewage treatment device, a box body 1 which is integrally molded and formed by SMC materials, wherein the box body 1 comprises an anoxic treatment unit 2, an anaerobic treatment unit 3, an aerobic MBBR unit 4, an oxygen release unit 5, a facultative biological filter unit 6, a secondary sedimentation tank and a disinfection tank 7 which are connected in sequence, pipeline equipment arranged among the units and an aeration system in each unit; the upper parts of the clapboards between every two adjacent units are respectively provided with a natural overflow pipe;
the upper part of the anoxic treatment unit 2 is connected with a domestic sewage inlet A, and a spherical biological carrier filler 10 is arranged in a tank body of the anoxic treatment unit 2;
spherical biological carrier filler 10 and a liquid gas lifting pipeline system are arranged in a tank body of the anaerobic unit 3;
PPC biological carrier 11 filler is filled in the tank body of the aerobic MBBR unit 4, an aerobic aeration pipeline comprising an aerobic aeration pipe D is arranged at the bottom of the aerobic MBBR unit, and an overflowing and sludge refluxing slit 12 is arranged at the lower part of a partition plate between the lower part in the tank body and the oxygen release unit 5;
the oxygen release unit 5 is provided with a liquid return pipeline F flowing to the anoxic treatment unit, and the bottom of the tank body is provided with a sludge collection inclined plate 13 which is positioned at the sludge return slit 12 and inclines to the aerobic MBBR unit 4;
the facultative biological filter unit 6 is internally provided with spherical biological carrier fillers 10, and the lower part of the facultative biological filter unit is provided with an aeration pipeline comprising a facultative aeration pipe E;
the secondary sedimentation tank 7 is connected with the disinfection tank 8, and a water outlet B positioned above the disinfection tank is connected with a reclaimed water discharge pipeline;
the aeration system is connected with an electromagnetic air pump 9, and the electromagnetic air pump 9 is respectively connected with a sewage lifting pipe C, an aerobic aeration pipe D and a facultative aeration pipe E through pipelines to provide air sources for aerobic, facultative and air stripping reflux; and a sewage lifting amount regulating valve G, an aerobic aeration regulating valve H and a facultative aeration regulating valve I are respectively arranged on each connecting pipeline.
Examples
As shown in fig. 1: domestic sewage enters the anoxic treatment unit 2 from the water inlet A, primary precipitation is completed in the anoxic treatment unit 2, partial organic matters are removed through hydrolysis under the action of microorganisms, the anoxic treatment unit 2 simultaneously receives nitrifying liquid and partial sludge which are returned by the oxygen release unit 5 through the liquid return pipeline F, denitrification is performed under the action of denitrifying bacteria, phosphorus release is realized under the action of phosphorus accumulating bacteria, and the double-spherical biological carrier filler 10 provides a carrier for the microorganisms, so that the treatment efficiency is improved.
The sewage flows into the anaerobic treatment unit 3 automatically through the overflow pipe on the upper part of the partition plate after being treated by the anoxic unit 2 for further anaerobic treatment, under the anaerobic state, the organic matters are removed by the microorganisms through hydrolysis, denitrifying denitrification is further realized by denitrifying bacteria, phosphorus accumulating bacteria continuously realize the release of phosphorus, the spherical biological carrier filler 10 provides a carrier for the microorganisms, and the treatment efficiency is improved. A sewage lifting pipeline C is also arranged in the tank body of the anoxic unit 2, and the sewage in the anaerobic unit 2 is lifted to the aerobic MBBR unit 4 for aerobic treatment through the air lifting action of the sewage lifting pipeline C. The sewage lifting pipeline C utilizes an air lifting mode to realize liquid lifting, the air supply pipe is connected with a sewage lifting amount adjusting valve G, and the sewage lifting amount is adjusted by the sewage lifting amount adjusting valve G.
Sewage passes through the lifting pipeline and gets into good oxygen MBBR unit 4, and good oxygen aeration pipe D through aeration pipe connection carries out the oxygenation aeration to sewage to make PPC bio-carrier filler 11 be in the suspension fluidization state, under the dual function of activated sludge and suspension filler, the organic matter in the sewage is fully degraded through good oxygen fungus and is got rid of, and the nitrogen class pollutant changes into nitrate nitrogen under the effect of nitrobacteria, and phosphorus-accumulating bacteria excessively inhales phosphorus under good oxygen state, realizes getting rid of phosphorus.
After full degradation and nitration reaction, sewage enters the oxygen release unit 5 through a slit 12 between the sewage and the oxygen release unit 5, in the oxygen release unit 5, high dissolved oxygen nitration liquid is slowly precipitated and fully released with dissolved oxygen in water greatly reduced, and the precipitated sludge enters the aerobic MBBR unit 5 again through a sludge collection inclined plate 13 which inclines to the aerobic MBBR unit, so that the sludge concentration is supplemented, and the aerobic removal efficiency is prevented from being influenced by sludge loss. The nitrifying liquid at the middle upper part and part of sludge automatically flow into the anoxic treatment unit through the liquid return pipeline F under the action of liquid level difference, and nitrate nitrogen is converted into nitrogen under the action of denitrifying bacteria to realize the removal of nitrogen; meanwhile, the returned sludge phosphorus accumulating bacteria release phosphorus in an anaerobic environment, and preparation is made for excessive phosphorus absorption in an aerobic environment. The content of dissolved oxygen in the nitrified liquid is greatly reduced after oxygen release, and the inhibition effect of the dissolved oxygen in the returned nitrified liquid on denitrification is avoided; meanwhile, the self-flowing reflux overcomes the defect that the gas stripping reflux dissolved oxygen of the nitrifying liquid in the traditional equipment is too high.
Supernatant in the oxygen release unit 5 automatically flows into the facultative biological filter unit 6 for further treatment, aeration quantity is adjusted through an air supply valve H of an aeration pipeline E, so that the facultative biological filter unit 6 is in a microaerobic environment, due to the special structure of the double-spherical carrier filler 10, an attached biological film of the facultative biological filter gradually presents an aerobic-anoxic-anaerobic environment from outside to inside, sewage continuously passes through the carrier filler and is subjected to aerobic-anaerobic alternate treatment, synchronous nitrification and denitrification are realized under the action of anaerobic and aerobic microorganisms, and pollutants in the water are thoroughly removed; the sludge is digested and decomposed, and the sludge yield is greatly reduced.
After advanced treatment by the facultative biological filter unit 6, reclaimed water is precipitated by a secondary sedimentation tank 7, enters a disinfection tank 8, is discharged outside through a water outlet B, or is recycled as washing water after disinfection; sludge in the secondary sedimentation tank 7 is regularly cleaned, and the sludge with high phosphorus content can be used as farmyard manure for planting.
The invention is integrally molded by SMC material, is light, waterproof, corrosion-resistant and has long service life; distributed processing, roads do not need to be excavated in villages, pipelines do not need to be laid, huge amount of pipe network cost is saved, and manufacturing cost is low; the integrated molding is realized, no splicing seam exists below the water line, and no leakage exists forever; all power comes from the micro-power electromagnetic air pump, so that the energy consumption is low and the maintenance is not needed; the device can be buried inside and outside the courtyard, occupies small area, is convenient to mount and is quick to construct; the process is unique, has the advantages of AO process, MBBR process and BAF process, has good denitrification and dephosphorization effect, low sludge production amount and high effluent discharge standard, and can be used for irrigation or in-situ washing and recycling.
The above embodiments are described in detail, but the present invention is not limited to the above embodiments, and any modifications, equivalent substitutions, and improvements made within the spirit and principle of the present invention within the knowledge of those skilled in the art should be considered as the protection scope of the present application.
Claims (8)
1. A household distributed domestic sewage treatment device is characterized in that a box body is manufactured by integrally molding SMC materials, and the box body comprises an anoxic treatment unit, an anaerobic treatment unit, an aerobic MBBR unit, an oxygen release unit, a facultative biological filter unit, a secondary sedimentation tank and a disinfection tank which are sequentially connected, pipeline equipment arranged among the units and an aeration system in each unit.
2. The household distributed domestic sewage treatment device according to claim 1, wherein the upper part of the anoxic treatment unit is connected with a domestic sewage inlet, and spherical biological carrier filler is filled in a tank body of the anoxic treatment unit.
3. The household distributed domestic sewage treatment device according to claim 1, wherein a spherical biological carrier filler and a liquid gas-stripping lifting pipeline system are arranged in a tank body of the anaerobic unit.
4. The household distributed domestic sewage treatment device according to claim 1, wherein the tank body of the aerobic MBBR unit is filled with PPC bio-carrier filler, the bottom of the aerobic MBBR unit is provided with an aerobic aeration pipeline comprising an aerobic aeration pipe, and the lower part of the partition plate between the lower part in the tank body and the oxygen release unit is provided with an overflowing and sludge refluxing slit.
5. The household distributed domestic sewage treatment device according to claim 1, wherein the oxygen release unit is provided with a liquid return line to the anoxic treatment unit, and the bottom of the tank body is provided with a sludge collection inclined plate which is positioned at the sludge return slit and inclines to the aerobic MBBR unit.
6. The household distributed domestic sewage treatment device according to claim 1, wherein the facultative biological filter unit is filled with double spherical biological carrier fillers, and an aeration pipeline comprising a facultative aeration pipe is arranged at the lower part.
7. The household decentralized domestic sewage treatment device according to claim 1, wherein the secondary sedimentation tank is connected to the disinfection tank, and a drainage outlet located above the disinfection tank is connected to a reclaimed water discharge pipeline.
8. The household distributed domestic sewage treatment device according to claim 1, wherein the aeration system is connected with an electromagnetic air pump, and the electromagnetic air pump is respectively connected with a sewage lifting pipe, an aerobic aeration pipe and a facultative aeration pipe through pipelines to provide an air source for aerobic, facultative and air stripping reflux; the connecting pipelines are respectively provided with a sewage lifting amount regulating valve, an aerobic aeration regulating valve and a facultative aeration regulating valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144713.0A CN111115988B (en) | 2020-03-04 | 2020-03-04 | Household decentralized domestic sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144713.0A CN111115988B (en) | 2020-03-04 | 2020-03-04 | Household decentralized domestic sewage treatment device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111115988A true CN111115988A (en) | 2020-05-08 |
| CN111115988B CN111115988B (en) | 2024-06-28 |
Family
ID=70493450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010144713.0A Active CN111115988B (en) | 2020-03-04 | 2020-03-04 | Household decentralized domestic sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111115988B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115403151A (en) * | 2022-11-01 | 2022-11-29 | 天津高能时代水处理科技有限公司 | Sedimentation-tank-free peristaltic bed type HEDN reactor and sewage treatment method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000005794A (en) * | 1998-06-23 | 2000-01-11 | Takuma Co Ltd | System for removing nitrogen and phosphorus in drain and removing method |
| CN105461054A (en) * | 2014-08-12 | 2016-04-06 | 青岛炜烨锻压机械有限公司 | Integrated treatment plant for sewage from biological removal of nitrogen |
| CN105712478A (en) * | 2016-03-07 | 2016-06-29 | 深圳合续环境科技有限公司 | Double-ball type suspension filler |
| CN108191145A (en) * | 2017-12-28 | 2018-06-22 | 湖南子宏生态科技股份有限公司 | A kind of integrated equipment for sewage treatment and treatment process |
| CN208071525U (en) * | 2017-12-06 | 2018-11-09 | 成都泰之源环保科技有限公司 | Buried intelligent sewage disposal system |
| CN209226783U (en) * | 2018-11-21 | 2019-08-09 | 云南城投碧水源膜科技有限责任公司 | A kind of integrated rural sewage-treatment plant |
| CN211847623U (en) * | 2020-03-04 | 2020-11-03 | 信阳华电环保工程技术有限公司 | Household distributed domestic sewage treatment device |
-
2020
- 2020-03-04 CN CN202010144713.0A patent/CN111115988B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000005794A (en) * | 1998-06-23 | 2000-01-11 | Takuma Co Ltd | System for removing nitrogen and phosphorus in drain and removing method |
| CN105461054A (en) * | 2014-08-12 | 2016-04-06 | 青岛炜烨锻压机械有限公司 | Integrated treatment plant for sewage from biological removal of nitrogen |
| CN105712478A (en) * | 2016-03-07 | 2016-06-29 | 深圳合续环境科技有限公司 | Double-ball type suspension filler |
| CN208071525U (en) * | 2017-12-06 | 2018-11-09 | 成都泰之源环保科技有限公司 | Buried intelligent sewage disposal system |
| CN108191145A (en) * | 2017-12-28 | 2018-06-22 | 湖南子宏生态科技股份有限公司 | A kind of integrated equipment for sewage treatment and treatment process |
| CN209226783U (en) * | 2018-11-21 | 2019-08-09 | 云南城投碧水源膜科技有限责任公司 | A kind of integrated rural sewage-treatment plant |
| CN211847623U (en) * | 2020-03-04 | 2020-11-03 | 信阳华电环保工程技术有限公司 | Household distributed domestic sewage treatment device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115403151A (en) * | 2022-11-01 | 2022-11-29 | 天津高能时代水处理科技有限公司 | Sedimentation-tank-free peristaltic bed type HEDN reactor and sewage treatment method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111115988B (en) | 2024-06-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101759323B (en) | Treatment combined process for pig farm waste water with high nitrogen content | |
| CN101786770B (en) | Oligodynamic moving bed sanitary sewage disposal system | |
| CN112125472B (en) | Distributed domestic sewage source separation, collection and treatment system for resource on-site recycling and pollution load reduction and design method thereof | |
| CN106865900A (en) | A kind of biogas slurry treatment system and method | |
| CN111115981A (en) | Resource regeneration type constructed wetland system | |
| CN109111050A (en) | Solar energy microkinetic rural sewage treatment system | |
| CN112142258B (en) | Resource and standard treatment method for domestic sewage of villages and towns | |
| CN211847623U (en) | Household distributed domestic sewage treatment device | |
| CN111115988B (en) | Household decentralized domestic sewage treatment device | |
| CN101254979B (en) | Domestic sewage dispersant type anaerobic contact treatment technique | |
| CN112679040A (en) | Constructed wetland-biomembrane combined sewage treatment system and treatment process | |
| CN111977917A (en) | Kitchen garbage enzymatic degradation effluent disposal system | |
| CN211111559U (en) | Be applied to rural sewage treatment's water treatment facilities | |
| CN210085200U (en) | Solar energy integration sewage treatment device | |
| CN110589976A (en) | Ecological and biological integrated sewage treatment device and application thereof | |
| CN205473249U (en) | Distributed domestic sewage treatment system | |
| CN212559890U (en) | Kitchen garbage enzymatic degradation effluent disposal system | |
| CN201753301U (en) | Fecal sewage mixture A2/O-biofilm synchronous denitrification and dephosphorization equipment | |
| CN201224703Y (en) | Unpowered efficient dispersing domestic sewage treatment complete equipment | |
| CN101254990A (en) | Passive highly effective dispersant type domestic wastewater treatment complete plant | |
| CN114671574A (en) | Sewage treatment device | |
| CN210915730U (en) | Toilet sewage purification equipment | |
| CN209226772U (en) | The polynary rural sewage treatment system of landscape | |
| CN210127163U (en) | Rural ecological sewage treatment system is fused to triple effect | |
| CN209923140U (en) | Fermentation-enhanced rural sewage integrated treatment equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |