CN105084596B - A kind of circulating rainwater Integrated Processing Unit and processing method - Google Patents
A kind of circulating rainwater Integrated Processing Unit and processing method Download PDFInfo
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- CN105084596B CN105084596B CN201510532416.2A CN201510532416A CN105084596B CN 105084596 B CN105084596 B CN 105084596B CN 201510532416 A CN201510532416 A CN 201510532416A CN 105084596 B CN105084596 B CN 105084596B
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Abstract
The embodiment of the invention discloses a kind of circulating rainwater Integrated Processing Unit and processing method, processing unit includes water dispensing unit, stent and filter element；The first end of water dispensing unit connecting bracket；The second end of filter element connecting bracket；The embodiment of the present invention efficiently eliminates the pollutant in rainwater by filter element it can be seen from the technical solution provided by embodiments of the invention described above；Recover the membrane flux of filtering film component by back purge system；Solve the problems, such as that cycling element water inlet contains more impurity by coagulating sedimentation component, while enhance the spoil disposal efficiency of coagulative precipitation tank；The rainwater after coagulating sedimentation is distributed in raintank again by recirculation assembly, carries out circular treatment.
Description
Technical field
The present invention relates to water-treatment technology field, more particularly to a kind of circulating rainwater Integrated Processing Unit and processing side
Method.
Background technology
Rainwater is increasingly valued by people as the freshwater resources being easily obtained.Urban rainwater is received by developed country
The research collect, utilized has many decades, in recent years, China has also begun to the research of this respect.Urban rainwater collection and utilization,
Meaning is particularly great, its meaning is mainly reflected in：Rainwater is developed as water source, it is multiple dimensioned rationally to utilize valuable freshwater resources；
Collection utilization rainwater solves the problems, such as city rainy season ponding；Water body environment is improved, it is stingy to improve urban landscape even improvement city
Wait；Reduce the outer discharge capacity of rainwater, save the financial resources and the energy for building and safeguarding pumping plant.
In current materilization freatment method, water process is often carried out using single coagulating sedimentation or filter method, is passed
System filter element easily occurs to block and cleaning of medium effect is poor, water consumption height, water amount of blowdown is big, filtration flow-rate is slow etc. asks
Topic.General water treatment technology is equipped with aerator, virtually adds operating cost, and water treatment efficiency is relatively low, and at present
It is also very few on systematic rainwater treatment technique.
The content of the invention
In order to improve water treatment efficiency, operating cost is reduced, the embodiment provides a kind of circulating rainwater is comprehensive
Processing unit is closed, the processing unit includes water dispensing unit, stent and filter element；The water dispensing unit connects the stent
First end；The filter element connects the second end of the stent.
Further, the water dispensing unit includes distribution reservoir and water distributing plate；The water distributing plate is located at the bottom of the distribution reservoir
Portion.
Further, the filter assemblies include several filtering film components, the first water pipe, the first valve, the second valve, the
Flow meters, vacuum pump, vacuum meter and clear water reserviors；The first end of first water pipe connects several filtering film components, institute
The second end for stating the first water pipe connects the clear water reserviors；First valve, the second valve, first flowmeter, vacuum pump and true
Empty table is each provided on first water pipe；First valve and second valve are respectively provided at the first flowmeter and true
The both ends of sky pump；The vacuum meter is located between the first flowmeter and second valve；Second valve with it is described
The vacuum pump is equipped between clear water reserviors.
Further, the processing unit is additionally provided with back purge system；The back purge system includes vacuum pump, the 4th valve
Door and the 3rd water pipe；The first end of 3rd water pipe is located at the first water between the filtering film component and first valve
Guan Shang, the second end of the 3rd water pipe are located on first water pipe between second valve and the vacuum pump；Institute
The 4th valve is stated to be located on the 3rd water pipe.
Further, the processing unit also includes coagulating sedimentation unit；The coagulating sedimentation unit includes the first water conservancy diversion
Area, metering dosing pump, the second guiding region, the 3rd guiding region, sludge pipe, inclined tube, settling zone and supernatant liquid zone；First water conservancy diversion
The first end in area connects the filter membrane by pipeline；The first end of second guiding region connects described first by pipeline and leads
Flow the second end in area；The first end of 3rd guiding region connects the second end of second guiding region by pipeline；It is described heavy
Shallow lake area first end connects the second end of the 3rd guiding region by inclined tube；The first end of the supernatant liquid zone is connected by inclined tube
The second end of the settling zone；The sludge pipe connects the 3rd end of the settling zone.
Further, the processing unit also includes cycling element；The cycling element includes the second water pump, the 4th water
Pipe, the 5th water pipe, second flowmeter and the 5th valve；The first end of 4th water pipe connects the second of the supernatant liquid zone
End；The first end of second water pump connects the second end of the 4th water pipe；Described in the first end connection of 5th water pipe
The second end of second water pump；The second end of 5th water pipe connects the distribution reservoir；The second flowmeter and the described 5th
Valve is each provided on the 5th water pipe；5th valve is located between the second flowmeter and the distribution reservoir.
Further, the filtering film component is flat ceramic membrane module.
A kind of circulating rainwater integrated conduct method based on circulating rainwater Integrated Processing Unit, comprises the following steps：
Step 1) squeezes into the rainwater Jing Guo initial Split-flow in the distribution reservoir, by the centrifugation of the water distributing plate,
The uniform sprinkle of rainwater is on the filter membrane；
Step 2) opens first valve and second valve, closes the 4th valve；
Step 3) opens the vacuum pump, and under the action of the vacuum pump, rainwater is made by the filtering of the filter membrane
With the clear water reserviors are entered, the first flowmeter and the vacuum pump are used to observe operation conditions, accurate to read water process amount；
Step 4) closes first valve and described second when the filter membrane obtains membrane pressure and reaches -0.05Mpa
Valve, opens the 4th valve, the filter membrane is backwashed with the water of the clear water reserviors, is led to recover its film
Amount.
The filter membrane is immersed in liquor natrii hypochloritis and is changed when membrane flux cannot recover well by step 5)
Learn and rinse；
Step 6) makes current be rinsed when passing through the filter membrane surface to the filter membrane surface using elution, reduces
Its fouling membrane situation；
Step 7) rainwater is flowed into first guiding region and contacted with coagulant and flocculation aid, then by second water conservancy diversion
Area, makes rainwater fully be mixed with coagulant, then by the 3rd guiding region, floccule body is formed in stable current；
Step 8) enters the settling zone by the solidliquid mixture of guiding region, the settling zone by the inclined tube into
Row separation of solid and liquid, clear water enter the supernatant liquid zone.
Step 9) is pumped into the distribution reservoir through second water pump and carries out reuse, and waste when avoiding the bed mud from discharging, is improved
The utilization rate of rainwater, when there is more sludge the settling zone bottom, opens the sludge pipe and carries out spoil disposal.
The embodiment of the present invention is by filter assemblies it can be seen from the technical solution provided by embodiments of the invention described above,
The efficient pollutant eliminated in rainwater；Recover the membrane flux of filter assemblies by back purge system；Pass through coagulating sedimentation group
Part solves the problems, such as that cycling element water inlet contains more impurity, while enhances the spoil disposal efficiency of coagulative precipitation tank；By following
Rainwater after coagulating sedimentation is distributed in raintank by ring assemblies again, carries out circular treatment.
The additional aspect of the present invention and advantage will be set forth in part in the description, 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
Attached 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 attached drawings
Attached drawing.
Fig. 1 is a kind of structure chart for circulating rainwater Integrated Processing Unit that the embodiment of the present invention one provides.
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 same or like element.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and 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 a ", " 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 there are the feature, integer, step, operation, element and/or component, 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, 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 combines.
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) there is the meaning identical with the general understanding of the those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, which should be understood that, to be had and the meaning in the context of the 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 attached drawing
Explanation, and each embodiment does not form the restriction to the embodiment of the present invention.
Embodiment one
The shortcomings that in order to solve the above-mentioned prior art, the embodiment of the present invention devise a kind of circulating rainwater integrated treatment dress
Put, as shown in Figure 1, processing unit includes water dispensing unit, stent 3 and filter element；The first end of water dispensing unit connecting bracket 3,
Water dispensing unit includes distribution reservoir 1 and water distributing plate 2；Water distributing plate 2 is located at the bottom of distribution reservoir 1；The second of filter assemblies connecting bracket 3
End, filter element include several filtering film components 4, the first water pipe 30, the first valve 14, the second valve 17, first flowmeter 15,
Vacuum pump 18, vacuum meter 16 and clear water reserviors 20；The first end of first water pipe 30 connects several filtering film components 4, the first water pipe 30
Second end connection clear water reserviors；First valve 14, the second valve 17, first flowmeter 15 and vacuum meter 16 are each provided at the first water pipe
On 30；First valve 14 and the second valve 17 are respectively provided at the both ends of first flowmeter 15；Vacuum meter 16 is located at first flowmeter
15 and second between valve 17；Vacuum pump 18 is equipped between second valve 17 and clear water reserviors.
In a preferred approach, filtering film component 4 is flat ceramic membrane module.
Operation principle：
Rainwater Jing Guo initial Split-flow is squeezed into distribution reservoir 1, by the centrifugation of water distributing plate 2, rainwater uniformly drenches
It is sprinkled upon on filtering film component 4, the first valve 14 and the second valve 17 are opened at this time, and the 4th valve 19 is closed, in vacuum pump 18
Under effect, rainwater enters clear water reserviors by the filtration of filter membrane 4, and flowmeter and vacuum pump 18 are used to observe operation conditions,
The first water pump 22 is opened, the 3rd valve 21 is opened, the water of clear water reserviors 20 is extracted into filtered water tank.
The embodiment of the present invention is by filter assemblies it can be seen from the technical solution provided by embodiments of the invention described above,
The efficient pollutant eliminated in rainwater.
Embodiment two
The shortcomings that in order to solve the above-mentioned prior art, the embodiment of the present invention devise a kind of circulating rainwater integrated treatment dress
Put, as shown in Figure 1, processing unit includes water dispensing unit, stent 3 and filter element；The first end of water dispensing unit connecting bracket 3,
Water dispensing unit includes distribution reservoir 1 and water distributing plate 2；Water distributing plate 2 is located at the bottom of distribution reservoir 1；The second of filter element connecting bracket 3
End, filter element include several filter membranes 4, the first water pipe 30, the first valve 14, the second valve 17, first flowmeter 15, vacuum
Pump 18, vacuum meter 16 and clear water reserviors 20；The first end of first water pipe 30 connects several filtering film components 4, and the of the first water pipe 30
Two ends connect clear water reserviors 20；First valve 14, the second valve 17, first flowmeter 15 and vacuum meter 16 are each provided at the first water pipe 30
On；First valve 14 and the second valve 17 are respectively provided at the both ends of first flowmeter 15；Vacuum meter 16 is located at first flowmeter 15
And second between valve 17；Vacuum pump 18 is equipped between second valve 17 and clear water reserviors；Processing unit is additionally provided with back purge system；
Back purge system includes the 4th valve 19, the 3rd water pipe 31 and vacuum pump 18；The first end of 3rd water pipe 31 is located at filtration module
On the first water pipe 30 between 4 and first valve 14 of part, the second end of the 3rd water pipe 31 is located at the second valve 17 and vacuum pump 18
Between the first water pipe 30 on；4th valve 19 is located on the 3rd water pipe 31.
In a preferred approach, filtering film component 4 is flat ceramic membrane module.
Operation principle：
Rainwater Jing Guo initial Split-flow is squeezed into distribution reservoir 1, by the centrifugation of water distributing plate 2, rainwater uniformly drenches
It is sprinkled upon on filtering film component 4；The first valve 14 and the second valve 17 are opened, closes the 4th valve 19；Vacuum pump 18 is opened, true
Under the action of sky pump 18, rainwater enters clear water reserviors 20 by the filtration of filter membrane 4, and first flowmeter 15 and vacuum meter 16 are used
It is accurate to read water process amount in observation operation conditions；When filter membrane 4, which obtains membrane pressure, reaches -0.05Mpa, the first valve is closed
14 and second valve 17 of door, opens the 4th valve 19, filtering film component 4 is backwashed with the water of clear water reserviors 20, so as to extensive
Its multiple membrane flux.
The embodiment of the present invention is by filter assemblies it can be seen from the technical solution provided by embodiments of the invention described above,
The efficient pollutant eliminated in rainwater；Recover the film throughput of filter assemblies by back purge system.
Embodiment three
The shortcomings that in order to solve the above-mentioned prior art, the embodiment of the present invention devise a kind of circulating rainwater integrated treatment dress
Put, as shown in Figure 1, processing unit includes water dispensing unit, stent 3 and filter element；The first end of water dispensing unit connecting bracket 3,
Water dispensing unit includes distribution reservoir 1 and water distributing plate 2；Water distributing plate 2 is located at the bottom of distribution reservoir 1；The second of filter element connecting bracket 3
End, filter element include several filtering film components 4, the first water pipe 30, the first valve 14, the second valve 17, first flowmeter 15,
Vacuum pump 18, vacuum meter 16 and clear water reserviors 20；The first end of first water pipe 30 connects several filtering film components 4, the first water pipe 30
Second end connection clear water reserviors 20；First valve 14, the second valve 17, first flowmeter 15 and vacuum meter 16 are each provided at the first water
On pipe 30；First valve 14 and the second valve 17 are respectively provided at the both ends of first flowmeter 15；Vacuum meter 16 is located at first flow
Between 15 and second valve 17 of meter；Vacuum pump 18 is equipped between second valve 17 and clear water reserviors；Processing unit is additionally provided with backwash
Device；Back purge system includes vacuum pump 18, the 4th valve 19 and the 3rd water pipe 31；The first end of 3rd water pipe 31 was located at
On the first water pipe 30 between 4 and first valve 14 of filter membrane component, the second end of the 3rd water pipe 31 be located at the second valve 17 with it is true
On the first water pipe 30 between sky pump 18；4th valve 19 is located on the 3rd water pipe 31；Processing unit also includes coagulating sedimentation group
Part；Coagulating sedimentation component include the first guiding region 5, metering dosing pump 6, the second guiding region 7, the 3rd guiding region 8, sludge pipe, tiltedly
Pipe, settling zone 40 and supernatant liquid zone 41；The first end of first guiding region 5 connects filtering film component 4 by pipeline；Second guiding region
7 first end connects the second end of the first guiding region 5 by pipeline；The first end of 3rd guiding region 8 connects second by pipeline
The second end of guiding region 7；40 first end of settling zone connects the second end of the 3rd guiding region 8 by inclined tube；The of supernatant liquid zone 41
One end connects the second end of settling zone 40 by inclined tube；Sludge pipe connects the 3rd end of settling zone 40.
In a preferred approach, filtering film component 4 is flat ceramic membrane module.
Operation principle：
Rainwater Jing Guo initial Split-flow is squeezed into distribution reservoir 1, by the centrifugation of water distributing plate 2, rainwater uniformly drenches
It is sprinkled upon on filtering film component 4；The first valve 14 and the second valve 17 are opened, closes the 4th valve 19；Vacuum pump 18 is opened, true
Under the action of sky pump 18, rainwater enters clear water reserviors 20 by the filtration of filter membrane 4, and first flowmeter 15 and vacuum meter 16 are used
It is accurate to read water process amount in observation operation conditions；When filtering film component 4 membrane pressure reach -0.05Mpa when, close the
One valve 14 and the second valve 17, open the 4th valve 19, filtering film component 4 are backwashed with the water of clear water reserviors 20, with
Just its membrane flux is recovered；When membrane flux cannot recover well, filter membrane 4 is immersed in liquor natrii hypochloritis and carries out chemistry
Rinse；Current is rinsed when passing through 4 surface of filtering film component to 4 surface of filtering film component using elution, reduce the dirt of its film
Dye situation；Rainwater is flowed into the first guiding region 5 and contacted with coagulant and flocculation aid, then by the second guiding region 7, makes rainwater with mixing
Solidifying agent fully mixes, then by the 3rd guiding region 8, floccule body is formed in stable current；Mixed by the solid-liquid of guiding region
Thing enters settling zone 40, carries out separation of solid and liquid by inclined tube 10 in settling zone 40, clear water enters supernatant liquid zone 41.
The embodiment of the present invention is by filter assemblies it can be seen from the technical solution provided by embodiments of the invention described above,
The efficient pollutant eliminated in rainwater；Recover the film throughput of filter assemblies by back purge system；Pass through coagulating sedimentation
Component solves the problems, such as the excessive rainwater that coagulative precipitation tank spoil disposal is taken away after membrane filtration.
Example IV
The shortcomings that in order to solve the above-mentioned prior art, the embodiment of the present invention devise a kind of circulating rainwater integrated treatment dress
Put, as shown in Figure 1, processing unit includes water dispensing unit, stent 3 and filter element；The first end of water dispensing unit connecting bracket 3,
Water dispensing unit includes distribution reservoir 1 and water distributing plate 2；Water distributing plate 2 is located at the bottom of distribution reservoir 1；The second of filter element connecting bracket 3
End, filter element include several filter membranes 4, the first water pipe 30, the first valve 14, the second valve 17, first flowmeter 15, vacuum
Pump 18, vacuum meter 16 and clear water reserviors 20；The first end of first water pipe 30 connects several filter membranes 4, the second end of the first water pipe 30
Connect clear water reserviors；First valve 14, the second valve 17, first flowmeter 15 and vacuum meter 16 are each provided on the first water pipe 30；The
One valve 14 and the second valve 17 are respectively provided at the both ends of first flowmeter 15；Vacuum meter 16 is located at first flowmeter 15 and second
Between valve 17；Vacuum pump 18 is equipped between second valve 17 and clear water reserviors；Processing unit is additionally provided with back purge system；Backwash
Device includes vacuum pump 18, the 4th valve 2,19 and the 3rd water pipe 31；The first end of 3rd water pipe 31 be located at filtering film component 4 with
On the first water pipe 30 between first valve 14, the second end of the 3rd water pipe is located between the second valve 17 and vacuum pump 18
On one water pipe 30；4th valve 19 is located on the 3rd water pipe；Processing unit also includes coagulating sedimentation component；Coagulating sedimentation component bag
Containing the first guiding region 5, metering dosing pump 6, the second guiding region 7, the 3rd guiding region 8, sludge pipe, inclined tube, settling zone 40 and supernatant
Liquid zone 41；The first end of first guiding region 5 connects filter membrane 4 by pipeline；The first end of second guiding region 7 is connected by pipeline
The second end of first guiding region 5；The first end of 3rd guiding region 8 connects the second end of the second guiding region 7 by pipeline；Settling zone
40 first ends connect the second end of the 3rd guiding region 8 by inclined tube；The first end of supernatant liquid zone 41 connects settling zone by inclined tube
40 second end；Sludge pipe connects the 3rd end of settling zone 40；Processing unit also includes cycling element；Cycling element includes second
Water pump 11, the 4th water pipe 33, the 5th water pipe 34,12 and the 5th valve 13 of second flowmeter；In the first end connection of 4th water pipe
The second end of clear liquid area 41；The first end of second water pump 11 connects the second end of the 4th water pipe 33；The first end of 5th water pipe 34
Connect the second end of the second water pump 11；The second end connection distribution reservoir 1 of 5th water pipe 34；12 and the 5th valve 13 of second flowmeter
It is each provided on the 5th water pipe 34；5th valve 13 is located between second flowmeter 12 and distribution reservoir 1.
In a preferred approach, filtering film component 4 is flat ceramic membrane module.
Operation principle：
Rainwater Jing Guo initial Split-flow is squeezed into distribution reservoir 1, by the centrifugation of water distributing plate 2, rainwater uniformly drenches
It is sprinkled upon on filter membrane 4；The first valve 14 and the second valve 17 are opened, closes the 4th valve 19；Vacuum pump 18 is opened, in vacuum pump
Under the action of 18, rainwater enters clear water reserviors 20 by the filtration of filter membrane 4, and first flowmeter 15 and vacuum meter 16 are used to see
Operation conditions is examined, it is accurate to read water process amount；When filter membrane 4, which obtains membrane pressure, reaches -0.05Mpa, the first valve 14 is closed
With the second valve 17, the 4th valve 19 is opened, filtering film component 4 is backwashed with the water of clear water reserviors 20, to recover it
Membrane flux；When membrane flux cannot recover well, filtering film component 4 is immersed in liquor natrii hypochloritis and carries out chemical punching
Wash；Current is rinsed when passing through 4 surface of filtering film component to 4 surface of filtering film component using elution, reduce its fouling membrane
Situation；Rainwater is flowed into the first guiding region 5 and contacted with coagulant and flocculation aid, then by the second guiding region 7, makes rainwater and coagulation
Agent fully mixes, then by the 3rd guiding region 8, floccule body is formed in stable current；By the solidliquid mixture of guiding region
Into settling zone 40, separation of solid and liquid is carried out by inclined tube 10 in settling zone 40, clear water enters supernatant liquid zone 41；Through the second water pump 11
It is pumped into distribution reservoir 1 and carries out reuse, waste when avoiding the bed mud from discharging, improves the utilization rate of rainwater, when 40 bottom of settling zone is deposited
When having more sludge, open sludge pipe 9 and carry out spoil disposal.
The embodiment of the present invention is by filter assemblies it can be seen from the technical solution provided by embodiments of the invention described above,
The efficient pollutant eliminated in rainwater；Recover the film throughput of filter assemblies by back purge system；Pass through coagulating sedimentation
Component solves the problems, such as the excessive rainwater that coagulative precipitation tank spoil disposal is taken away after membrane filtration；By recirculation assembly by after coagulating sedimentation
Rainwater be distributed to again in raintank, for sprinkle reuse.
More than, it is merely preferred embodiments 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 subject to scope of the claims.
Claims (1)
1. a kind of circulating rainwater integrated conduct method using circulating rainwater Integrated Processing Unit, processing unit includes water distribution
Unit, stent and filter element；
The first end of water dispensing unit connecting bracket；
The second end of filter element connecting bracket；
Water dispensing unit includes distribution reservoir and water distributing plate；
Water distributing plate is located at the bottom of distribution reservoir；
Filter element include several filtering film components, the first water pipe, the first valve, the second valve, first flowmeter, vacuum pump,
Vacuum meter and clear water reserviors；
The first end of first water pipe connects several filtering film components, the second end connection clear water reserviors of the first water pipe；
First valve, the second valve, first flowmeter, vacuum pump and vacuum meter are each provided on the first water pipe；
First valve and the second valve are respectively provided at the both ends of first flowmeter and vacuum meter；
Vacuum meter is located between first flowmeter and the second valve；
Vacuum pump is equipped between second valve and clear water reserviors；
Processing unit is additionally provided with back purge system；
Back purge system includes vacuum pump, the 4th valve, the 3rd water pipe；
The first end of 3rd water pipe is located on the first water pipe between filter membrane and the first valve, and the second end of the 3rd water pipe is located at
On the first water pipe between second valve and vacuum pump；
4th valve is located on the 3rd water pipe；
Processing unit also includes coagulating sedimentation unit；
Coagulating sedimentation unit include the first guiding region, metering dosing pump, the second guiding region, the 3rd guiding region, sludge pipe, inclined tube,
Settling zone and supernatant liquid zone；
The first end of first guiding region connects filter membrane by pipeline；
The first end of second guiding region connects the second end of the first guiding region by pipeline；
The first end of 3rd guiding region connects the second end of the second guiding region by pipeline；
Settling zone first end connects the second end of the 3rd guiding region by inclined tube；
The first end of supernatant liquid zone connects the second end of settling zone by inclined tube；
Sludge pipe connects the 3rd end of settling zone；
Processing unit also includes recirculation assembly；
Recirculation assembly includes the second water pump, the 4th water pipe, the 5th water pipe, second flowmeter and the 5th valve；
The second end of the first end connection supernatant liquid zone of 4th water pipe；
The first end of second water pump connects the second end of the 4th water pipe；
The first end of 5th water pipe connects the second end of the second water pump；
The second end connection distribution reservoir of 5th water pipe；
Second flowmeter and the 5th valve are each provided on the 5th water pipe；
5th valve is located between second flowmeter and distribution reservoir；
Filtering film component is flat ceramic membrane module；
The second end of clear water reserviors is connected with rainwater reuse device, it includes the first water pump, the second water pipe and the 3rd valve；
It is characterized in that comprise the following steps：
Step 1) squeezes into the rainwater Jing Guo initial Split-flow in distribution reservoir, and by the centrifugation of water distributing plate, rainwater uniformly drenches
It is sprinkled upon on filter membrane；
Step 2) opens the first valve and the second valve, closes the 4th valve；
Step 3) opens vacuum pump, and under the action of vacuum pump, rainwater enters clear water reserviors by the filtration of filtering film component,
First flowmeter and vacuum pump are used to observe operation conditions, accurate to read water process amount；
Step 4) closes the first valve and the second valve when filter membrane obtains membrane pressure and reaches -0.05Mpa, opens the 4th valve
Door, backwashes filtering film component with the water of clear water reserviors, to recover its membrane flux；
Filter membrane is immersed in liquor natrii hypochloritis when membrane flux cannot recover well and carries out chemical flush by step 5)；
Step 6) makes rainwater stream be rinsed when passing through filter membrane surface to filtering film component surface using elution, reduces the dirt of its film
Dye situation；
Step 7) rainwater is flowed into the first guiding region and contacted with coagulant and flocculation aid, then by the second guiding region, make rainwater and
Coagulant fully mixes, then by the 3rd guiding region, floccule body is formed in stable current；
Step 8) enters settling zone by the solidliquid mixture of guiding region, and separation of solid and liquid, clear water are carried out by inclined tube in settling zone
Into supernatant liquid zone；
Step 9) is pumped into distribution reservoir through the second water pump and carries out reuse, and waste when avoiding the bed mud from discharging, improves the utilization of rainwater
Rate, when there is more sludge settling zone bottom, opens sludge pipe and carries out spoil disposal.
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| CN201510532416.2A CN105084596B (en) | 2015-08-26 | 2015-08-26 | A kind of circulating rainwater Integrated Processing Unit and processing method |
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| CN105084596B true CN105084596B (en) | 2018-04-17 |
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| CN107098506B (en) * | 2017-06-16 | 2020-10-30 | 浙江美菲特水处理有限公司 | Wind motor water purification equipment |
| CN110015792A (en) * | 2019-05-10 | 2019-07-16 | 北京交通大学 | A kind of photocatalysis urine process recycle device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201217822Y (en) * | 2008-06-16 | 2009-04-08 | 河南省电力勘测设计院 | Dispersion type roofing rainwater recovery utilization apparatus |
| CN103739116A (en) * | 2013-12-31 | 2014-04-23 | 广东汇众环境科技股份有限公司 | Membrane-technology-based integrated water purification process |
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2015
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201217822Y (en) * | 2008-06-16 | 2009-04-08 | 河南省电力勘测设计院 | Dispersion type roofing rainwater recovery utilization apparatus |
| CN103739116A (en) * | 2013-12-31 | 2014-04-23 | 广东汇众环境科技股份有限公司 | Membrane-technology-based integrated water purification process |
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