CN105084597B - A kind of rainwater treatment device and collection method - Google Patents
A kind of rainwater treatment device and collection method Download PDFInfo
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- CN105084597B CN105084597B CN201510532767.3A CN201510532767A CN105084597B CN 105084597 B CN105084597 B CN 105084597B CN 201510532767 A CN201510532767 A CN 201510532767A CN 105084597 B CN105084597 B CN 105084597B
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Abstract
The embodiment of the invention discloses a kind of rainwater treatment device and processing method, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus, rainwater-collecting pipeline, drainage pipeline and the first pipeline；Rainwater-collecting pipeline connects the first end of flow abandoning apparatus；Drainage pipeline connects the second end of flow abandoning apparatus；3rd end of the first end connection flow abandoning apparatus of the first pipeline；Memory cell includes water storage module and second pipe；The first end of water storage module connects the second end of the first pipeline；Second end of the first end connection water storage module of second pipe；Second end of the first end connection second pipe of filter element；Processing unit connects filter element by pipeline；Treatment effeciency of the present invention is high it can be seen from the technical scheme provided by embodiments of the invention described above, is easy to maintenance management, cost is cheap, easily controllable adjustment；Stable to the treatment effect of rainwater, the treatment effect of especially turbidity and COD is splendid.
Description
Technical field
The present invention relates to water-treatment technology field, more particularly to a kind of rainwater treatment device and collection method.
Background technology
Currently, solve the problems, such as water resources shortage and water environment degradation be 21 century the whole world realize population, environment, economy and society
One critical problem of meeting sustainable and harmonious development.The environmental problem related to rainwater is more and more prominent, urban waterlogging, rainwater
Pollutant enters earth's surface river etc. with rainwater in runoff.How to increase the control and application to rainwater, be the new period to solve water
The important subject of resource problem.
The processing method of rainwater is broadly divided into physical chemistry method and the major class of biochemical method two at present.Physical chemistry method include coagulation,
Precipitation and filtering.Biochemical method includes artificial wet land system, stabilization pond, biofilter, rotating bio-disc reactor (RBC), biology
Catalytic oxidation, biological vulcanization bed reactor and soil treatment system.Many researchs confirm that (suspension contains the TSS in rainwater
Amount-Total Suspended Solids) and COD (COD-Chemical Oxygen Demand) have very high phase
Guan Xing, coefficient correlation is more than 0.9, and the BOD of rainwater5/ COD is less than 0.3, and biodegradability is poor, is adapted to use physical chemistry method
Handled, relative to biochemical processing method, the operation of physical chemistry method is more simple, and cost of investment is relatively low.At current materialization
In reason method, water process is often carried out using single coagulating sedimentation or filter method, conventional filtering units easily occur stifled
Plug and cleaning of medium effect is poor, water consumption height, the problems such as water amount of blowdown is big, filtration flow-rate is slow.At present on systematic rain
Water treatment technology is also very few.
The content of the invention
In order to improve water treatment efficiency, operating cost is reduced, the embodiment provides a kind of rainwater treatment device,
The processing unit includes collector unit, memory cell, filter element and processing unit；The collector unit fills comprising abandoned stream
Put, rainwater-collecting pipeline, drainage pipeline and the first pipeline；The rainwater-collecting pipeline connects the first end of the flow abandoning apparatus；
The drainage pipeline connects the second end of the flow abandoning apparatus；The first end of first pipeline connects the of the flow abandoning apparatus
Three ends；The memory cell includes water storage module and second pipe；The first end of the water storage module connects first pipeline
The second end；The first end of the second pipe connects the second end of the water storage module；The first end of the filter element connects
Connect the second end of the second pipe；The processing unit connects the filter element by pipeline.
Further, intake pump, mixing chamber, flowmeter and measuring pump are also included on the second pipe；The intake pump
First end connect the second end of the water storage module；The first end of the flowmeter connects the second end of the intake pump；Institute
The first end for stating mixing chamber connects the second end of the flowmeter；The measuring pump connects the second end of the mixing chamber；It is described
Filter element described in the three-terminal link of mixing chamber.
Further, the filter element includes quick teeter chamber, mixes slowly room and sedimentation basin；The quick teeter chamber
Agitator is equipped with the interior that mixes slowly；The sedimentation basin by pipeline connect described in mix slowly room.
Further, downflow weir, buffering area, inclined tube, water distribution area and discharge pipeline are also included in the sedimentation basin；The water distribution
Area is located at the bottom of the sedimentation basin；The inclined tube is located at the top of the water distribution area；The buffering area is located at the inclined tube
Top；The downflow weir is located at the top of the buffering area；The discharge pipeline is located at the bottom of the water distribution area.
Further, the processing unit includes membrane cisterna, flat ceramic membrane module, aeration tube matrix, air pump and liquid level gauge；
The aeration tube matrix is located at the bottom of the membrane cisterna；The air pump connects the aeration tube matrix；The ceramic membrane group
Part is located at the top of the aeration tube matrix；The liquid level gauge is located on the inwall above the membrane cisterna.
Further, the processing unit also includes recovery unit；The recovery unit includes vacuum meter, the first vacuum
Pump, clear water reserviors and the second vavuum pump；The first end of the vacuum meter connects the flat ceramic membrane module by pipeline；Described
The first end of one vavuum pump connects the second end of the vacuum meter；The clear water reserviors connect first vavuum pump by pipeline
Second end；Second vavuum pump connects the clear water reserviors by pipeline.
Further, the water storage module is using the PP polypropylene materials regenerated.
Further, the number at least two of the measuring pump, one is used to launch coagulant to coagulating chamber, another
For thinking that coagulating chamber launches flocculant.
A kind of rainwater treatment method based on rainwater treatment device, it is characterised in that comprise the following steps：
Rainwater-collecting pipeline of the step 1) rainwater through roofing and road surface enters the rainwater flow-discarding device at initial stage, removes big
Grain material and with serious pollution early-stage rainwater, are discharged into drainage pipeline；
Rainwater is stored in water storage module after step 2) abandoned stream, and after through water pump be weighed into coagulating basin；
Rainwater after step 3) coagulating treatment enters sedimentation basin, and flco is carried out into precipitation separation through inclined tube；
Rainwater of the step 4) through initial gross separation is further processed by flat ceramic membrane module again, reaches reuse mark
Standard, carry out reuse.
Treatment effeciency of the present invention is high it can be seen from the technical scheme provided by embodiments of the invention described above, is easy to safeguard
Management, cost is cheap, easily controllable adjustment；To the treatment effect stabilization of rainwater, especially the treatment effect pole of turbidity and COD
It is good.
The additional aspect of the present invention and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, without having to pay creative labor, other can also be obtained according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of structure chart of rainwater treatment device provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of rainwater treatment method provided in an embodiment of the present invention.
Wherein：1 --- flow abandoning apparatus；2 --- water storage module；3 --- flowmeter；4 --- mixing chamber；5 --- measuring pump；
6 --- agitator；7 --- downflow weir；8 --- buffering area；9 --- inclined tube；10 --- water distribution area；11 --- discharge pipeline；
12 --- flat ceramic membrane module；13 --- aeration tube matrix；14 --- liquid level gauge；15 --- vacuum meter；16 --- quickly stir
Mix room；17 --- mix slowly room；18 --- sedimentation basin；19 --- membrane cisterna；20 --- clear water reserviors；21 --- rainwater collection collector
Road；22 --- drainage pipeline；23 --- intake pump；24 --- vavuum pump；25 --- reuse water pump；26 --- air pump
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative " one " used herein, " one
It is individual ", " described " and "the" may also comprise plural form.It is to be further understood that what is used in the specification of the present invention arranges
Diction " comprising " refer to the feature, integer, step, operation, element and/or component be present, but it is not excluded that in the presence of or addition
One or more other features, integer, step, operation, element, component and/or their groups.It should be understood that when we claim member
Part is " connected " or during " coupled " to another element, and it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " can include wireless connection or coupling.Wording used herein
"and/or" includes any cell of one or more associated list items and all combined.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific terminology) with the general understanding identical meaning with the those of ordinary skill in art of the present invention.Should also
Understand, those terms defined in such as general dictionary, which should be understood that, to be had and the meaning in the context of prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the implication of overly formal be explained.
For ease of the understanding to the embodiment of the present invention, done further by taking several specific embodiments as an example below in conjunction with accompanying drawing
Explanation, and each embodiment does not form the restriction to the embodiment of the present invention.
Embodiment one
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.
Embodiment two
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.Intake pump 23, mixing chamber 4, flowmeter 3 and measuring pump 5 are also included on second pipe 31；Water inlet
Second end of the first end connection water storage module 2 of pump 23；Second end of the first end connection intake pump 23 of flowmeter 3；Mixing chamber 4
First end connection flow gauge 3 the second end；Measuring pump 5 connects the second end of mixing chamber 4；The three-terminal link mistake of mixing chamber 4
Filter unit.
Embodiment three
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.Intake pump 23, mixing chamber 4, flowmeter 3 and measuring pump 5 are also included on second pipe 31；Water inlet
Second end of the first end connection water storage module 2 of pump 23；Second end of the first end connection intake pump 23 of flowmeter 3；Mixing chamber 4
First end connection flow gauge 3 the second end；Measuring pump 5 connects the second end of mixing chamber 4；The three-terminal link mistake of mixing chamber 4
Filter unit.Filter element includes quick teeter chamber 16, mixes slowly room 17 and sedimentation basin 18；Quick teeter chamber 16 and mix slowly
Agitator 6 is equipped with room 17；Sedimentation basin 18 mixes slowly room 17 by pipeline connection.
Example IV
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.Intake pump 23, mixing chamber 4, flowmeter 3 and measuring pump 5 are also included on second pipe 31；Water inlet
Second end of the first end connection water storage module 2 of pump 23；Second end of the first end connection intake pump 23 of flowmeter 3；Mixing chamber 4
First end connection flow gauge 3 the second end；Measuring pump 5 connects the second end of mixing chamber 4；The three-terminal link mistake of mixing chamber 4
Filter unit.Filter element includes quick teeter chamber 16, mixes slowly room 17 and sedimentation basin 18；Quick teeter chamber 16 and mix slowly
Agitator 6 is equipped with room 17；Sedimentation basin 18 mixes slowly room 17 by pipeline connection.In sedimentation basin 18 also comprising downflow weir 7,
Buffering area 8, inclined tube 9, water distribution area 10 and discharge pipeline 11；Water distribution area 10 is located at the bottom of sedimentation basin 18；Inclined tube 9 is located at water distribution area 10
Top；Buffering area 8 is located at the top of inclined tube 9；Downflow weir 7 is located at the top of buffering area 8；Discharge pipeline 11 is located at water distribution area 10
Bottom.
Embodiment five
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.Intake pump 23, mixing chamber 4, flowmeter 3 and measuring pump 5 are also included on second pipe 31；Water inlet
Second end of the first end connection water storage module 2 of pump 23；Second end of the first end connection intake pump 23 of flowmeter 3；Mixing chamber 4
First end connection flow gauge 3 the second end；Measuring pump 5 connects the second end of mixing chamber 4；The three-terminal link mistake of mixing chamber 4
Filter unit.Filter element includes quick teeter chamber 16, mixes slowly room 17 and sedimentation basin 18；Quick teeter chamber 16 and mix slowly
Agitator 6 is equipped with room 17；Sedimentation basin 18 mixes slowly room 17 by pipeline connection.In sedimentation basin 18 also comprising downflow weir 7,
Buffering area 8, inclined tube 9, water distribution area 10 and discharge pipeline 11；Water distribution area 10 is located at the bottom of sedimentation basin 18；Inclined tube 9 is located at water distribution area 10
Top；Buffering area 8 is located at the top of inclined tube 9；Downflow weir 7 is located at the top of buffering area 8；Discharge pipeline 11 is located at water distribution area 10
Bottom.Processing unit includes membrane cisterna 19, flat ceramic membrane module 12, aeration tube matrix 13, air pump 26 and liquid level gauge 14；Aeration tube
Matrix 13 is located at the bottom of membrane cisterna 19；Air pump 26 connects aeration tube matrix 13；Flat ceramic membrane module 12 is located at aeration tube matrix
13 top；Liquid level gauge 14 is located on the inwall of the top of membrane cisterna 19.
Embodiment six
In order to solve the shortcomings that above-mentioned prior art, the embodiment of the present invention devises a kind of rainwater treatment device, such as Fig. 1 institutes
Show, processing unit includes collector unit, memory cell, filter element and processing unit；Collector unit includes flow abandoning apparatus 1, rain
Water collection pipe road 21, the pipeline 30 of drainage pipeline 22 and first；Rainwater-collecting pipeline 21 connects the first end of flow abandoning apparatus 1；Draining
Pipeline 22 connects the second end of flow abandoning apparatus 1；3rd end of the first end connection flow abandoning apparatus 1 of the first pipeline 30；Memory cell
Include water storage module 2 and second pipe 31；The first end of water storage module 2 connects the second end of the first pipeline 30；Second pipe 31
First end connection water storage module 2 the second end；Second end of the first end connection second pipe 31 of filter element；Processing unit
Filter element is connected by pipeline.Intake pump 23, mixing chamber 4, flowmeter 3 and measuring pump 5 are also included on second pipe 31；Water inlet
Second end of the first end connection water storage module 2 of pump 23；Second end of the first end connection intake pump 23 of flowmeter 3；Mixing chamber 4
First end connection flow gauge 3 the second end；Measuring pump 5 connects the second end of mixing chamber 4；The three-terminal link mistake of mixing chamber 4
Filter unit.Filter element includes quick teeter chamber 16, mixes slowly room 17 and sedimentation basin 18；Quick teeter chamber 16 and mix slowly
Agitator 6 is equipped with room 17；Sedimentation basin 18 mixes slowly room 17 by pipeline connection.In sedimentation basin 18 also comprising downflow weir 7,
Buffering area 8, inclined tube 9, water distribution area 10 and discharge pipeline 11；Water distribution area 10 is located at the bottom of sedimentation basin 18；Inclined tube 9 is located at water distribution area 10
Top；Buffering area 8 is located at the top of inclined tube 9；Downflow weir 7 is located at the top of buffering area 8；Discharge pipeline 11 is located at water distribution area 10
Bottom.Processing unit includes membrane cisterna 19, flat ceramic membrane module 12, aeration tube matrix 13, air pump 26 and liquid level gauge 14；Aeration tube
Matrix 13 is located at the bottom of membrane cisterna 19；Air pump 26 connects aeration tube matrix 13；Flat ceramic membrane module 12 is located at aeration tube matrix
13 top；Liquid level gauge 14 is located on the inwall of the top of membrane cisterna 19.Processing unit also includes recovery unit；Recovery unit includes true
Empty table 15, the first vavuum pump 24, the vavuum pump 25 of clear water reserviors 20 and second；The first end of vacuum meter 15 connects flat board by pipeline and made pottery
Porcelain membrane module 12；Second end of the first end connection vacuum meter 15 of the first vavuum pump 24；Clear water reserviors 20 connect first by pipeline
Second end of vavuum pump 24；Second vavuum pump 25 connects clear water reserviors 20 by pipeline.
In a preferred approach, water storage module 2 is using the PP polypropylene materials regenerated.
In a preferred approach, the number at least two of measuring pump 5, one is used to launch coagulant to coagulating chamber, another
It is individual to be used to think that coagulating chamber launches flocculant.
Experimental example：As shown in Fig. 2 a kind of rainwater treatment method based on rainwater treatment device, is comprised the following steps：
Step S210) rainwater-collecting pipeline of the rainwater through roofing and road surface enter initial stage rainwater flow-discarding device, remove
Large particulate matter and with serious pollution early-stage rainwater, are discharged into drainage pipeline；
Step S220) rainwater is stored in water storage module after abandoned stream, and after through water pump be weighed into coagulating basin；
Step S230) rainwater after coagulating treatment enters sedimentation basin, flco is subjected to precipitation separation through inclined tube；
Step S240) rainwater through initial gross separation is further processed by flat ceramic membrane module, reaches back again
With standard, reuse is carried out.
Operation principle：Intake pump 21 and measuring pump 5 are first opened, rainwater passes through mixing chamber 4, by coagulant and flocculation aid and rain
Water is mixed, and into quick teeter chamber 16 and mixes slowly room 17, carries out coagulation, and flco separation is carried out entering sedimentation basin 18,
Rainwater is further handled by membrane cisterna 19, when water level is less than liquid level gauge 14, the first vavuum pump is stopped, when higher than liquid level gauge
When 14, intake pump is stopped, so as to carry out the processing of rainwater automatically.When the flux blocking of flat ceramic membrane module 12 is more tight
During weight (transmembrane pressure reaches 0.035 MPa), turn off related valve, backwashed using rainwater after the processing of clear water reserviors 20,
After after a while flux recovery is carried out with liquor natrii hypochloritis's rinsing membrane module.
Treatment effeciency of the present invention is high it can be seen from the technical scheme provided by embodiments of the invention described above, is easy to safeguard
Management, cost is cheap, easily controllable adjustment；To the treatment effect stabilization of rainwater, especially the treatment effect pole of turbidity and COD
It is good.
The additional aspect of the present invention and advantage will be set forth in part in the description, and these will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
More than, it is only the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and it is any
Those familiar with the art the invention discloses technical scope in, the change or replacement that can readily occur in, all should
It is included within the scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (1)
1. a kind of rainwater treatment method of rainwater treatment device, processing unit include collector unit, memory cell, filter element and
Processing unit；
Collector unit includes flow abandoning apparatus, rainwater-collecting pipeline, drainage pipeline and the first pipeline；
Rainwater-collecting pipeline connects the first end of flow abandoning apparatus；
Drainage pipeline connects the second end of flow abandoning apparatus；
3rd end of the first end connection flow abandoning apparatus of the first pipeline；
Memory cell includes water storage module and second pipe；
The first end of water storage module connects the second end of the first pipeline；
Second end of the first end connection water storage module of second pipe；
Second end of the first end connection second pipe of filter element；
Processing unit connects filter element by pipeline；
Intake pump, mixing chamber, flowmeter and measuring pump are also included on second pipe；
Second end of the first end connection water storage module of intake pump；
Second end of the first end connection intake pump of flowmeter；
Second end of the first end connection flow gauge of mixing chamber；
Measuring pump connects the second end of mixing chamber；
The three-terminal link filter element of mixing chamber；
Filter element includes quick teeter chamber, mixes slowly room and sedimentation basin；
Quick teeter chamber and mix slowly interior and be equipped with agitator；
Sedimentation basin mixes slowly room by pipeline connection；
Downflow weir, buffering area, inclined tube, water distribution area and discharge pipeline are also included in sedimentation basin；
Water distribution area is located at the bottom of sedimentation basin；
Inclined tube is located at the top of water distribution area；
Buffering area is located at the top of inclined tube；
Downflow weir is located at the top of buffering area；
Discharge pipeline is located at the bottom of water distribution area；
Processing unit includes membrane cisterna, flat ceramic membrane module, aeration tube matrix, air pump and liquid level gauge；
Aeration tube matrix is located at the bottom of membrane cisterna；
Air pump connects aeration tube matrix；
Flat ceramic membrane module is located at the top of aeration tube matrix；
Liquid level gauge is located on the inwall above membrane cisterna；
Processing unit also includes recovery unit；
Recovery unit includes vacuum meter, the first vavuum pump, clear water reserviors and the second vavuum pump；
The first end of vacuum meter connects flat ceramic membrane module by pipeline；
Second end of the first end connection vacuum meter of the first vavuum pump；
Clear water reserviors connect the second end of the first vavuum pump by pipeline；
Second vavuum pump connects clear water reserviors by pipeline；Water storage module is using the PP polypropylene materials regenerated；The number of measuring pump
At least two, one is used to launch coagulant to coagulating chamber, and another is used to launch flocculant to coagulating chamber；
It is characterized in that comprise the following steps：
Rainwater-collecting pipeline of the step 1) rainwater through roofing and road surface enters the rainwater flow-discarding device at initial stage, removes bulky grain thing
Matter and with serious pollution early-stage rainwater, are discharged into drainage pipeline；
Rainwater is stored in water storage module after step 2) abandoned stream, and after through water pump be weighed into coagulating basin；
Rainwater after step 3) coagulating treatment enters sedimentation basin, and flco is carried out into precipitation separation through inclined tube；
Rainwater of the step 4) through initial gross separation is further processed by flat ceramic membrane module again, reaches reuse standard,
Carry out reuse；
Also comprise the following steps：First open intake pump and measuring pump, rainwater pass through mixing chamber, by coagulant and flocculation aid and rainwater
Mixing, into quick teeter chamber and room is mixed slowly, carries out coagulation, entered back into sedimentation basin and carry out flco separation, by membrane cisterna
Rainwater is further handled, when water level is less than liquid level gauge, the first vavuum pump is stopped, and when higher than liquid level gauge, intake pump stops
Only work, so as to carry out the processing of rainwater automatically；When the flux of flat ceramic membrane module blocks more serious, transmembrane pressure reaches
To 0.035 MPa, turn off related valve, backwashed using rainwater after the processing of clear water reserviors, used later after a while
Liquor natrii hypochloritis's rinsing membrane module carries out flux recovery.
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| CN201510532767.3A CN105084597B (en) | 2015-08-26 | 2015-08-26 | A kind of rainwater treatment device and collection method |
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| CN201510532767.3A CN105084597B (en) | 2015-08-26 | 2015-08-26 | A kind of rainwater treatment device and collection method |
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| CN105461039A (en) * | 2015-12-31 | 2016-04-06 | 中新环科（天津）科技有限公司 | Flocculation and sedimentation basin |
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| CN106746232A (en) * | 2016-12-29 | 2017-05-31 | 聚光科技(杭州)股份有限公司 | The processing system and method for confluence of rainwater and sewage sewage |
| CN106958287B (en) * | 2017-03-07 | 2017-11-24 | 河海大学 | A kind of biology for handling early-stage rainwater is detained cell system |
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