CN104649517A - Landscape water body circulating treatment process - Google Patents
Landscape water body circulating treatment process Download PDFInfo
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- CN104649517A CN104649517A CN201510052722.6A CN201510052722A CN104649517A CN 104649517 A CN104649517 A CN 104649517A CN 201510052722 A CN201510052722 A CN 201510052722A CN 104649517 A CN104649517 A CN 104649517A
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- water body
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Abstract
The invention belongs to the technical field of water treatment, and particularly relates to a landscape water body circulating treatment process. The landscape water body circulating treatment process comprises the following steps that: 1, landscape sewage passes through a grid and then enters a regulating tank; 2, water inside the regulating tank enters an inclined tube sedimentation tank with an inert ballast agent and a flocculating agent under the lifting action of a submersible sewage pump; 3, supernatant liquor inside the inclined tube sedimentation tank is filtered through a biological aerated filter, and filter liquor enters a water tank with a disinfectant. Compared with the prior art, the landscape water body circulating treatment process disclosed by the invention has the advantages that the solid granules, SS, COD and BODs which are contained in the landscape sewage can be effectively removed by integrally utilizing the inclined tube sedimentation tank and the biological aerated filter, and thus the water treated through the landscape water body circulating treatment process is high in water quality and can be used for municipal greening and used as water used for a landscape environment, thereby reducing the waste of water resources by circulating the landscape sewage and achieving preferable social effects on certain regions short of water.
Description
Technical field
The invention belongs to water-treatment technology field, particularly a kind of landscape water body circulating disposal process.
Background technology
The appearance of the landscape water body such as artificial lake, sloot in the large-scale landmark building in city, improves city grade, improves human settlement.But the protection of landscape water body, water body substitute and water body supplements source and becomes many cities particularly major issue of facing of lack of water city.Because most landscape water body is designed to slow flow water bodies that is static or poor fluidity, the self-purification capacity of water body is weak, will worsen rapidly, not easily recover once be subject to pollution.Fundamentally to ensure the water quality of landscape water, certain water conservation and water treatment measure must be taked.
At present, urban sewage recycling has become the important channel solving urban water shortage, improve water resources effective rate of utilization, effectively control water pollution.Along with the development in city, municipal effluent amount increases considerably.Appropriate means process is adopted to this part sewage, after reaching certain water quality requirement, be back to use in city appearance water body, as one of the water source arbitrary way of landscape water body, the water body water yield can be increased, avoid or reduce calling merely the waste that clean water source supplements the water resources that landscape water body causes.
In view of this, the present invention aims to provide a kind of landscape water body circulating disposal process, and it can process landscape water body effectively, can be recycled to make it.
Summary of the invention
The object of the invention is to: for the deficiencies in the prior art, and provide a kind of landscape water body circulating disposal process, it can process landscape water body effectively, can be recycled to make it.
To achieve these goals, the present invention adopts following technical scheme:
Landscape water body circulating disposal process, comprises the following steps:
The first step, view sewage enters into equalizing tank after grid;
Second step, the water in equalizing tank enters into the tube settler adding and have the agent of inertia ballast and flocculation agent under the castering action of submersible sewage pump;
3rd step, the supernatant liquid in tube settler filters through BAF again, and filtrate enters into the pond being added with sterilizing agent again.
One as landscape water body circulating disposal process of the present invention is improved, the solid grid slag outward transport process that grid retains.
One as landscape water body circulating disposal process of the present invention is improved, and the part water in middle pond enters into BAF by back flushing.
One as landscape water body circulating disposal process of the present invention is improved, and the filtrate in the BAF after back flushing enters into equalizing tank by back flushing draining.
One as landscape water body circulating disposal process of the present invention is improved, and the width of described grid is 200mm-2000mm, and grizzly bar gap is 10mm-50mm, and the flow velocity that view waste water crosses grid is 0.2m/s-1m/s, and the setting angle of grid is 30 °-70 °.
One as landscape water body circulating disposal process of the present invention is improved, and the agent of inertia ballast is quartzy micro-sand or diatomite, and described flocculation agent is polypropylene amine, sodium polyacrylate or polyacrylamide.
One as landscape water body circulating disposal process of the present invention is improved, BAF comprises pond body, from top to bottom, is provided with packing layer, supporting layer and back-purge system in the body of described pond, be provided with retaining plate in described back-purge system, described retaining plate is provided with strainer head.
One as landscape water body circulating disposal process of the present invention is improved, and sterilizing agent is liquid chlorine, and chlorine-throwed quantity is the every premium on currency of 1mg-5mg, and the time that water stops in middle pond is 1h-5h.
Relative to prior art, the present invention fully utilizes tube settler and BAF, effectively can remove the solid particulate in view sewage, SS, COD, BODs, make the water quality of the water through process of the present invention high, can be used for municipal administration greening and water for scenic environment use, thus view sewage can be recycled, decrease the waste of water resources, the regional the method for some lacks of water can play good social effect especially.
Accompanying drawing explanation
Fig. 1 is flowage structure schematic diagram of the present invention.
Fig. 2 is the structural representation of BAF in the present invention.
Embodiment
Below in conjunction with embodiment, the present invention and beneficial effect thereof are described in further detail, but embodiments of the present invention are not limited to this.
As shown in Figure 1, landscape water body circulating disposal process provided by the invention, comprises the following steps:
The first step, view sewage enters into equalizing tank after grid;
Second step, the water in equalizing tank enters into the tube settler adding and have the agent of inertia ballast and flocculation agent under the castering action of submersible sewage pump; Tube settler can significantly to be removed in sewage in COD and SS of suspended state to alleviate the operating load of follow-up BAF, reduces the possibility that the filtering layer of BAF is blocked.The agent of inertia ballast and adding of flocculation agent can make the particulate matter in sewage and ballast agent form closely knit micro-floccule particle, thus obtain clarifying at a high speed in tube settler.Tube settler tool has the following advantages: deposition efficiency is high, the residence time is short, Chi Ti little, floor space are few;
3rd step, the supernatant liquid in tube settler filters through BAF again, and filtrate enters into the pond being added with sterilizing agent again.
Wherein, the solid grid slag outward transport process that grid retains, the width of described grid is 200mm-2000mm, and grizzly bar gap is 10mm-50mm, and the flow velocity that view waste water crosses grid is 0.2m/s-1m/s, and the setting angle of grid is 30 °-70 °.Grid can tackle the solid substance in sewage.
Part water in middle pond enters into BAF by back flushing.Back flushing can rinse out the blocking material in filtrate, to recover the filteration in filter tank.
Filtrate in BAF after back flushing enters into equalizing tank by back flushing draining.
The agent of inertia ballast is quartzy micro-sand or diatomite, and described flocculation agent is polypropylene amine, sodium polyacrylate or polyacrylamide.
Wherein, as shown in Figure 2, it comprises pond body 1 to the structure of BAF, from top to bottom, is provided with packing layer 2, supporting layer 3 and back-purge system 4, is provided with retaining plate 5 in back-purge system 4, retaining plate 5 is provided with strainer head 6 in pond body 1.This BAF is a kind of high loading static bed biomembrane reactor, it has the effect of removing SS, COD, BODs, nitrated, denitrogenation, its maximum feature integrates bio-oxidation and retains suspended solids, save follow-up secondary sedimentation, under the prerequisite ensureing treatment effect, treatment process is simplified, its floor space is only 1/3 of activated sludge process.In addition, biological aerated filter process organism solvent loading is high, and hydraulic load is large, and hydraulic detention time is short, and required initial cost is few, energy consumption and running cost low.
Sterilizing agent is liquid chlorine, and chlorine-throwed quantity is the every premium on currency of 1mg-5mg, and the time that water stops in middle pond is 1h-5h, to kill bacterium and algae, ensures the safety of reuse water.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change above-mentioned embodiment and revise.Therefore, the present invention is not limited to embodiment disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (8)
1. landscape water body circulating disposal process, is characterized in that, comprises the following steps:
The first step, view sewage enters into equalizing tank after grid;
Second step, the water in equalizing tank enters into the tube settler adding and have the agent of inertia ballast and flocculation agent under the castering action of submersible sewage pump;
3rd step, the supernatant liquid in tube settler filters through BAF again, and filtrate enters into the pond being added with sterilizing agent again.
2. landscape water body circulating disposal process according to claim 1, is characterized in that: the solid grid slag outward transport process that grid retains.
3. landscape water body circulating disposal process according to claim 1, is characterized in that: the part water in middle pond enters into BAF by back flushing.
4. landscape water body circulating disposal process according to claim 3, is characterized in that: the filtrate in the BAF after back flushing enters into equalizing tank by back flushing draining.
5. landscape water body circulating disposal process according to claim 1, it is characterized in that: the width of described grid is 200mm-2000mm, grizzly bar gap is 10mm-50mm, and the flow velocity that view waste water crosses grid is 0.2m/s-1m/s, and the setting angle of grid is 30 °-70 °.
6. landscape water body circulating disposal process according to claim 1, is characterized in that: the agent of inertia ballast is quartzy micro-sand or diatomite, and described flocculation agent is polypropylene amine, sodium polyacrylate or polyacrylamide.
7. landscape water body circulating disposal process according to claim 1, it is characterized in that: BAF comprises pond body, from top to bottom, packing layer, supporting layer and back-purge system is provided with in the body of described pond, be provided with retaining plate in described back-purge system, described retaining plate is provided with strainer head.
8. landscape water body circulating disposal process according to claim 1, is characterized in that: sterilizing agent is liquid chlorine, and chlorine-throwed quantity is the every premium on currency of 1mg-5mg, and the time that water stops in middle pond is 1h-5h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052722.6A CN104649517A (en) | 2015-02-02 | 2015-02-02 | Landscape water body circulating treatment process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510052722.6A CN104649517A (en) | 2015-02-02 | 2015-02-02 | Landscape water body circulating treatment process |
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| CN104649517A true CN104649517A (en) | 2015-05-27 |
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| CN201510052722.6A Pending CN104649517A (en) | 2015-02-02 | 2015-02-02 | Landscape water body circulating treatment process |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105668927A (en) * | 2016-01-29 | 2016-06-15 | 宁波景骐置业发展有限公司 | Method for purifying water in garden |
| CN106242188A (en) * | 2016-08-31 | 2016-12-21 | 南京河海环境研究院有限公司 | Effluent treatment plant |
| CN106242187A (en) * | 2016-08-31 | 2016-12-21 | 南京河海环境研究院有限公司 | Sewage purification circulation utilizes device |
| CN106927648A (en) * | 2017-05-18 | 2017-07-07 | 广州普邦园林股份有限公司 | A kind of landscape water body circulation process method |
| CN108395054A (en) * | 2018-03-07 | 2018-08-14 | 苏州市亨文环保水业有限公司 | A kind for the treatment of process and its device of landscape water |
| CN110078257A (en) * | 2019-05-14 | 2019-08-02 | 上海斐晟企业管理有限公司 | A kind of large-scale closing static landscape water body processing method and system |
| CN111139896A (en) * | 2020-01-19 | 2020-05-12 | 宁波大学 | Secondary water supply system and method with side filtering function |
| CN111139897A (en) * | 2020-01-19 | 2020-05-12 | 宁波大学 | Secondary water supply system with purification function and method |
| CN111777272A (en) * | 2020-07-10 | 2020-10-16 | 中徽生态环境有限公司 | Biochemical treatment landscape water system based on rainwater collection compensation formula |
-
2015
- 2015-02-02 CN CN201510052722.6A patent/CN104649517A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105668927A (en) * | 2016-01-29 | 2016-06-15 | 宁波景骐置业发展有限公司 | Method for purifying water in garden |
| CN105668927B (en) * | 2016-01-29 | 2018-04-10 | 宁波景骐置业发展有限公司 | A kind of gardens method for purifying water |
| CN106242188A (en) * | 2016-08-31 | 2016-12-21 | 南京河海环境研究院有限公司 | Effluent treatment plant |
| CN106242187A (en) * | 2016-08-31 | 2016-12-21 | 南京河海环境研究院有限公司 | Sewage purification circulation utilizes device |
| CN106927648A (en) * | 2017-05-18 | 2017-07-07 | 广州普邦园林股份有限公司 | A kind of landscape water body circulation process method |
| CN108395054A (en) * | 2018-03-07 | 2018-08-14 | 苏州市亨文环保水业有限公司 | A kind for the treatment of process and its device of landscape water |
| CN110078257A (en) * | 2019-05-14 | 2019-08-02 | 上海斐晟企业管理有限公司 | A kind of large-scale closing static landscape water body processing method and system |
| CN111139896A (en) * | 2020-01-19 | 2020-05-12 | 宁波大学 | Secondary water supply system and method with side filtering function |
| CN111139897A (en) * | 2020-01-19 | 2020-05-12 | 宁波大学 | Secondary water supply system with purification function and method |
| CN111777272A (en) * | 2020-07-10 | 2020-10-16 | 中徽生态环境有限公司 | Biochemical treatment landscape water system based on rainwater collection compensation formula |
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Application publication date: 20150527 |