CN104326550B - Sewage treatment systems - Google Patents
Sewage treatment systems Download PDFInfo
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- CN104326550B CN104326550B CN201410556467.4A CN201410556467A CN104326550B CN 104326550 B CN104326550 B CN 104326550B CN 201410556467 A CN201410556467 A CN 201410556467A CN 104326550 B CN104326550 B CN 104326550B
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- Prior art keywords
- sewage
- plane
- water leg
- treatment systems
- sewage treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F7/00—Aeration of stretches of water
-
- 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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
Abstract
The invention relates to sewage disposal technology, particularly relate to a kind of Sewage treatment systems processing sanitary sewage.Described system comprises: at least one sewage input channel, aeration tank, a water leg, at least one domatic inclined-plane; Aeration tank is connected with drainage pipeline, and described drainage pipeline is arranged at the top on described domatic inclined-plane; Described water leg is arranged at the bottom on described domatic inclined-plane; At least one sewage output channel, described sewage output channel is connected to bottom described water leg, at least one filtering unit, be arranged between described domatic inclined-plane and described water leg, or being arranged among described water leg, Sewage treatment systems of the present invention can reduce the setting of impeller in a large number, even can abandon impeller, therefore, building and maintenance cost for the treatment of tank is decreased.
Description
Technical field
The invention relates to sewage disposal technology, particularly relate to a kind of Sewage treatment systems processing sanitary sewage.
Background technology
Current sanitary sewage mostly directly drains into sewer line, by sewer line, enters river, river, lake, sea.Sewage is transported to sewage work by some places, and after process, in conduct, water is reused, or enters river, river, lake, sea.Recently some biotope is provided with septic tank, is permeated the ground by sewage, dispose of sewage in this way by septic tank.The mode of above-mentioned sewage disposal has shortcomings: sewage is unprocessed enters river, river, lake, sea, directly causes water pollutions.Sewage is reused after sewage work's process, or the mode of the rear sewage effluent of process, no doubt than directly discharge is good, but cost of sewage disposal is very high, will use a large amount of chemical agent in treating processes, and chemical agent also can cause the secondary pollution of water.In addition, for making middle water loop back the facilities such as biotope, office building, hotel from sewage work, need to lay longer pipeline, cost is very high.
Application number is: the patent application of 201210071565.X, it discloses a kind of high and easily cause the problem of secondary pollution for solving existing sewage disposal technology cost, there is system footprint area little, cost of sewage disposal is low, can realize processing immediately after sewage produces, and processing speed is fast, thus effect alleviates the technical problem of sanitary sewage to the pollution of environment.
But, in current sanitary sewage more or less have the heavy metal and microorganism that general settling tank process do not fall, this just needs by biochemical treatment system, biochemical treatment system is formed primarily of anaerobism, anoxic, the treatment system such as aerobic, when sewage load is larger, is usually made up of anaerobic pond, anoxic pond, Aerobic Pond, in biochemical treatment tank, need to add anerobe, aerobic bacteria etc., make the nitrogen in they and sewage, phosphoric reacts, remove rich nutritive material; In order to make sewage uniform throughout react, all needing to configure impeller in pond, making sewage in pond keep flowing; But because chemical substance in sewage lagoon is comparatively active, and impurity is more, and the environment residing for impeller is very severe, therefore, the phenomenons such as impeller corrosion and scaling or leak electricity short-circuit are inevitable, therefore, the cost not only configuring impeller is higher, and easily damages, not easy care.
Application number be 201410130251.1 patent application disclose a kind of aeration tank with whipping appts, agitator is arranged on aeration tank central authorities.Although the aeration tank of this kind of structure solves the technical problem of sewage uniform throughout reaction, need at the bottom of pond, increase a set of whipping appts, and use cost is higher.
Summary of the invention
High and easily cause the problem of secondary pollution in order to solve existing sewage disposal technology cost, the invention provides a kind of Sewage treatment systems, this Sewage treatment systems can reduce impeller quantity in a large number, or directly abandon impeller, drainage flow in sewage lagoon can be realized again, to promote biochemical reaction simultaneously; Thus decrease building and maintenance cost for the treatment of tank.
Sewage treatment systems provided by the invention comprises: a kind of Sewage treatment systems, and described system comprises: at least one sewage input channel, aeration tank, a water leg, at least one domatic inclined-plane; Aeration tank is connected with drainage pipeline, and described drainage pipeline is arranged at the top on described domatic inclined-plane; Described water leg is arranged at the bottom on described domatic inclined-plane; At least one sewage output channel, described sewage output channel is connected to bottom described water leg, at least one filtering unit, is arranged between described domatic inclined-plane and described water leg, or be arranged among described water leg, in described aeration tank, also convection column array is evenly set; Described convection column comprises cover plate and column, and described cover plate surfaces, and the upper surface of cover plate is dark metal matter; Described column comprises mandrel and is coated on the corrosion-resistant thermal insulation layer outside mandrel, and described mandrel is made up of metal, and the top of this mandrel is connected to the upper surface of described cover plate, and below is connected at the bottom of water leg pond; The bottom, nearly pond of described mandrel is exposed, and rest part is coated by described corrosion-resistant thermal insulation layer, and the nearly water leg bottom of described mandrel is connected with a radiating part.
Described radiating part is made up of spherical thin metal covering.
Described filtering unit is microporous filter media.
Described system comprises at least one chemical fibre non-woven cotton filter bed further, and described chemical fibre non-woven cotton filter bed covers on described microporous filter media.
Described system comprises a current diverting device be arranged between described aeration tank and described domatic inclined-plane further, and described current diverting device is made up of current guide plate and the water conservancy diversion grid be arranged on current guide plate.
Described domatic bevel inclination angle is 5 to 25 degree.
The length on described domatic inclined-plane is 2 to 10 meters.
The shallow short prominence of dispersed placement on described domatic inclined-plane.
Beneficial effect: this treatment tank in use, the cover plate of described convection column is kept to surface, then the water body of cover plate to below shades, the sun cannot be heated water body region, convection column place, and after the upper surface of cover plate absorbs sun power, bottom nearly aeration tank heat being directly conducted to the mandrel of convection column, that is conduct at the bottom of pond, thus make in aeration tank, particularly near each convection column, temperature at the bottom of aeration tank is higher than the temperature of top sewage, this upwards floats to the aeration tank water surface by making the water body of each convection column adjacent bottom portions, and the cold water of the water surface sinks down at the bottom of collection aeration tank automatically, so, powerful water body convection current is formed in aeration tank, ensure well carrying out of biochemical reaction, in the case, the setting of impeller can be reduced in a large number, even can abandon impeller, therefore, decrease building and maintenance cost for the treatment of tank.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of Sewage treatment systems of the present invention;
Fig. 2 is the structural representation of the embodiment of the present invention two;
Wherein, 1, aeration tank; 2, part flow arrangement; 3, domatic inclined-plane; 4, water leg; 11, cover plate; 12, column; 13, radiating part; 14, protruding.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
A kind of Sewage treatment systems, described system comprises: at least one sewage input channel, and aeration tank 1, is provided with aerating apparatus and mud discharging device in aeration tank 1; Wherein, aeration tank 1 is for holding treatment sewage; Aerating apparatus is arranged at the bottom of described aeration tank 1, for carrying out aeration to described treatment sewage; Mud discharging device is arranged at the below of described filtration unit, for spoil disposal after sewage water filtration; Described aeration tank 1 arranges drainage pipeline, also comprises a water leg 4, at least one domatic inclined-plane 3; Drainage pipeline on described aeration tank 1 is arranged at the top that institute's domatic states inclined-plane 3; Described water leg 4 is arranged at the bottom on described domatic inclined-plane 3; At least one sewage output channel, described sewage output channel is connected to bottom described water leg 4, and at least one filtering unit is arranged between described domatic inclined-plane 3 and described water leg 4, or is arranged among described water leg 4.In described aeration tank 1, also convection column array is evenly set; Described convection column comprises cover plate 11 and column 12, and described cover plate 11 surfaces, and the upper surface of cover plate 11 is dark metal matter; Described column 12 comprises mandrel and is coated on the corrosion-resistant thermal insulation layer outside mandrel, and described mandrel is made up of metal, and the top of this mandrel is connected to the upper surface of described cover plate 11, and below is connected at the bottom of pond, aeration tank 1; The bottom, nearly pond of described mandrel is exposed, and rest part is coated by described corrosion-resistant thermal insulation layer, and the bottom, nearly aeration tank 1 of described mandrel is connected with a radiating part 13.
Further, described radiating part 13 is made up of spherical thin metal covering.
Described filtering unit is microporous filter media.
Described system comprises a current diverting device 2 be arranged between described aeration tank and described domatic inclined-plane further, and described current diverting device 2 is made up of current guide plate and the water conservancy diversion grid be arranged on current guide plate.
Domatic inclined-plane 3 of the present invention and water leg 4 can be arranged in sewage disposal room, to reduce the pollution to ambient air.Sewage input channel is used for sewage to introduce in sewage disposal room, and sewage input channel can from the top of sewage disposal room or sidepiece input sewage disposal room.After sewage enters sewage disposal room, from conduit bundles stream mode, stand is dispersed in a roomy plane, flows to low side from the high-end of domatic inclined-plane 3.Due to current dispersion after, against domatic inclined-plane 3 and trickle downwards, the rubbish in sewage with domatic inclined-plane 3 frictional force effect under will hang on domatic inclined-plane 3, water under slope current, thus reaches the effect of middle rubbish of purifying waste water further.
Water leg 4 is arranged at the bottom on domatic inclined-plane 3, and for collecting the sewage stayed from domatic inclined-plane 3, sewage output channel is connected to the bottom of water leg 4, for being discharged by the sewage in water leg 4.Domatic inclined-plane 3 vertex can from 1 meter to 15 meters to the length of lower-most point, or longer, and preferred length is 2 to 10 meters.The concrete length on domatic inclined-plane 3 specifically can set according to the angle of its inclination and the discharge of sewage.In general, angle of inclination is larger, and the length on domatic inclined-plane should be longer; The length on discharge larger domatic inclined-plane 3 should be longer.In order to make solid matter stranded and stay on the ground of sewage disposal room, the sloping floor angle of this sewage disposal room should be too not large, can be generally 1 ° to 30 °, be preferably 5 ° to 25 °.
In further embodiment of this invention, in order to make solid matter stranded and stay on domatic inclined-plane 3, domatic inclined-plane 3 should design more coarse, and can arrange the projection 14 of some dispersed placement on inclined-plane.
Sewage treatment systems of the present invention in another embodiment, also comprise a current diverting device 2 be arranged between sewage input channel and institute's domatic inclined-plane 3, described current diverting device 2 is made up of the current guide plate tilted and the water conservancy diversion grid be arranged on current guide plate.Water conservancy diversion grid is the shape that upper sharp both wings launch to both sides, along current guide plate, some layers are set from top to bottom, under water conservancy diversion grid, the pointed nose of one deck aims at the current outflow position of last layer, through point leading of multilayer water conservancy diversion grid, current are scattered on wider plane of structure, sewage is opened in trickling downwards unrestrained, and wherein contained solid matter can be stranded because touching domatic inclined-plane 3, stays on domatic inclined-plane 3, current then according to domatic inclined-plane 3 to dirty, thus promote the filter effect on domatic inclined-plane 3.
By above-described embodiment, basic filtering can fall solid matter in sewage, in order to obtain water in more clean process, or can be arranged between domatic inclined-plane 3 and water leg 4 among described water leg 4 and filtering unit is set.
Further embodiment of this invention, in the present embodiment, is provided with filtering unit in water leg 4, and filtering unit can be made up of the composite filter element material that sandy soil, gac or water purifier are conventional, but from cost consideration, with sandy soil as well.
In another preferred embodiment of the present invention, filtering unit can have 3 grades of filtrations, and the grain graininess of the filtration medium in 3 layers of filtration can successively decrease step by step.Such as the superiors' filtration can with coarse sand as filtration medium, and the grains of sand that second stage filtration can use particle moderate are as filtration medium, and third stage filtration can with fine sand as filtration medium.
In order to obtain water more clean further, one deck chemical fibre non-woven cotton filter bed can be covered on above-mentioned filtering unit, when adopting cascade filtration unit, only can use chemical fibre non-woven cotton filter bed on first step filtering unit, on filtering unit subsequently, selectivity uses chemical fibre non-woven cotton filter bed.Through above-mentioned process, water quality has become comparatively clean, can directly as the greening water in biotope, office building, hotel, and for this reason, water leg 4 can connect an above-mentioned life, office facility afforests special water pipe; Sewage after trickling process also can drain into urban sewage pipe, and can not cause large pollution, for this reason, water leg 4 can connect urban sewage pipe.If middle water uses as flushing the toilet, can chemical bactericide be used further to kill virus, after sterilizing, in conduct capable of circulation, water uses.If do not prepare to reuse, urban sewage pipe can be entered after preliminary treatment.So after water leg 4, water cycle water pipeline in connection, or connect urban sewage pipe.When as in flushing the toilet when water, preferably after water leg, a water purifying tank is set, with the sterilization of the sterilization mode such as chemical bactericide or ultraviolet lamp, water circulating pipe in access more afterwards.
Above-described embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a Sewage treatment systems, described system comprises: at least one sewage input channel, aeration tank, a water leg, at least one domatic inclined-plane; Aeration tank is connected with drainage pipeline, and described drainage pipeline is arranged at the top on described domatic inclined-plane; Described water leg is arranged at the bottom on described domatic inclined-plane; At least one sewage output channel, described sewage output channel is connected to bottom described water leg, at least one filtering unit, be arranged between described domatic inclined-plane and described water leg, or be arranged among described water leg, it is characterized in that, in described aeration tank, also convection column array is evenly set; Described convection column comprises cover plate and column, and described cover plate surfaces, and the upper surface of cover plate is dark metal matter; Described column comprises mandrel and is coated on the corrosion-resistant thermal insulation layer outside mandrel, and described mandrel is made up of metal, and the top of this mandrel is connected to the upper surface of described cover plate, and below is connected at the bottom of water leg pond; The bottom, nearly pond of described mandrel is exposed, and rest part is coated by described corrosion-resistant thermal insulation layer, and the nearly water leg bottom of described mandrel is connected with a radiating part.
2. Sewage treatment systems as claimed in claim 1, it is characterized in that, described radiating part is made up of spherical thin metal covering.
3. Sewage treatment systems as claimed in claim 1 or 2, it is characterized in that, described filtering unit is microporous filter media.
4. Sewage treatment systems as claimed in claim 3, it is characterized in that, described system comprises at least one chemical fibre non-woven cotton filter bed further, and described chemical fibre non-woven cotton filter bed covers on described microporous filter media.
5. Sewage treatment systems as claimed in claim 1, it is characterized in that, described system comprises a current diverting device be arranged between described aeration tank and described domatic inclined-plane further, and described current diverting device is made up of current guide plate and the water conservancy diversion grid be arranged on current guide plate.
6. Sewage treatment systems as claimed in claim 1, is characterized in that, described domatic bevel inclination angle is 5 to 25 degree.
7. Sewage treatment systems as claimed in claim 1, it is characterized in that, the length on described domatic inclined-plane is 2 to 10 meters.
8. Sewage treatment systems as claimed in claim 1, is characterized in that, the shallow short prominence of dispersed placement on described domatic inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556467.4A CN104326550B (en) | 2014-10-20 | 2014-10-20 | Sewage treatment systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556467.4A CN104326550B (en) | 2014-10-20 | 2014-10-20 | Sewage treatment systems |
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| CN104326550A CN104326550A (en) | 2015-02-04 |
| CN104326550B true CN104326550B (en) | 2016-03-16 |
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| CN105036497B (en) * | 2015-09-22 | 2017-03-08 | 普霖环境科技有限公司 | A kind of have a point sewage disposal device for water plate |
| CN106006931A (en) * | 2016-07-12 | 2016-10-12 | 佛山杰致信息科技有限公司 | Sewage treatment tank |
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| CN109867377A (en) * | 2017-12-04 | 2019-06-11 | 上海江柘环境工程技术有限公司 | A kind of sewage disposal system |
| CN109867378A (en) * | 2017-12-04 | 2019-06-11 | 上海江柘环境工程技术有限公司 | A kind of sewage disposal system |
| CN110683638B (en) * | 2019-10-17 | 2022-04-26 | 江苏大学 | Membrane bioreactor based on needle-shaped membrane and coral sand |
| CN115301137A (en) * | 2022-10-09 | 2022-11-08 | 张家港市浦尔环保机械有限公司 | Sewage treatment tank |
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| JPH0126760B2 (en) * | 1981-10-26 | 1989-05-25 | Hisao Makino | |
| JPH09150177A (en) * | 1995-12-01 | 1997-06-10 | Nkk Corp | Waste water treating device sing fluidized bed type deep layer type aerating tank |
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Inventor after: Chen Jinhui Inventor after: Chen Jinliang Inventor before: Wu Yan |
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Effective date of registration: 20160205 Address after: 430074 No. 388 Lu Lu, Wuhan, Hubei Applicant after: China University of Geosciences (Wuhan) Address before: Zhongshan road Wuzhong District Mudu town of Suzhou city in Jiangsu province 215100 No. 70 room 3307 Applicant before: Suzhou Fuqinuo Water Treatment Equipment Co., Ltd. |
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