CN102417216A - Cyclic purification system and cyclic purification method of landscape water - Google Patents
Cyclic purification system and cyclic purification method of landscape water Download PDFInfo
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- CN102417216A CN102417216A CN2010102955894A CN201010295589A CN102417216A CN 102417216 A CN102417216 A CN 102417216A CN 2010102955894 A CN2010102955894 A CN 2010102955894A CN 201010295589 A CN201010295589 A CN 201010295589A CN 102417216 A CN102417216 A CN 102417216A
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Abstract
The invention discloses a cyclic purification system and a cyclic purification method of landscape water, belonging to the technical field of water treatment. The purification system comprises a landscape pond (1) and a purification device (2) for purifying water in the landscape pond (1) and returning the water to the landscape pond (1), wherein impermeable layers are paved on the side wall and the bottom of the purification device (2); at least one water storage well (21) and at least one water purification well (22) are arranged in the water of the purification device (2); the water in the water storage well (21) and the water purification well (22) interpenetrates with the water in the purification device (2) through a purification penetration wall (23); and a water filtering material (24) is filled in the purification device (2). The system solves the technical problem of low water purification efficiency in the existing process of purifying water by a physical method. The system and method disclosed by the invention are suitable for various kinds of landscape water and sewage treatment processes with relatively low water quality requirements.
Description
Technical field
The invention belongs to sewage treatment area, particularly a kind of landscape water body circularly purifying system.
Background technology
Along with people's improves the requirement of living environment gradually, and the landscape water body of public places such as urban life district and park also increases gradually.But landscape water body is the stagnant water of closure and illiquidity mostly at present, and water body self-purification ability is poor, and pollution can cause body eutrophication when serious, and algae is also overgrowing more easily in the immobilized water body, and the water quality blackout is smelly.
At present, more common landscape water treatment process is chemical process, physical method and biological method.Chemical process mainly adopts the adding chemical reagent, this method instant effect, but be easy to cause secondary pollution very big to the influence of environment.Biological method must be introduced large number of biological species and flora.Make water body form the ecosystem.Utilize objectionable impurities in the biological removal water, need long culturing process though this method saving power and preventing pollution dyes.Handle inadvisable for urgent pollution.Physical method mainly adopts filter method, is a kind of water treatment method of energy-conserving and environment-protective.But in the prior art, the filtering layer of the water cleaning systems of employing filter method has influenced osmotic effect at water body foreign material such as a lot of algaes of life-time service postadhesion, need be through repeatedly circulation could be clear with the sewage change, and current consumption is high.
Chinese patent file CN201512826U discloses a kind of landscape water physical treatment and has combined the ecological management system; Its physical treatment system is arranged on the below ground of landscape water one side; Landscape water is pumped to line mixer by water pump via pipeline; Landscape water behind the mixing liquid medicine gets into efficient settling vessel strainer is set at the back, and the water body behind strainer is back to landscape pond by rising pipe, forms water cycle.It is filtrate that this filtration fraction adopts silica sand; But the water body of this system can only unidirectionally filter, in system's operational process, because small flocs unit constantly is trapped in filtering layer; Strainer head loss value is increased; When the head loss value arrives to a certain degree, strainer need carry out backwashing sewage water, and the cost of equipment increases greatly.
Chinese patent file CN201512826U discloses a kind of sand filtration wall formula split rainwater treatment system; Comprise and be arranged on the rainwater collection channel that is no more than ground surface; Along the settler that communicates with each other that water (flow) direction once is provided with, water reservoir is provided with filtering layer in water reservoir; Filtering layer is that the water reservoir middle part is vertically arranged with the sand filtration wall; This sand filtration wall is separated into water collecting basin spaced apart and clean water basin with water reservoir, and this sand filtration wall comprises along vertically stacked each one deck at least of water collecting basin to clean water basin direction permeable coarse sands layer and fine sand layer and forming.This filtering layer of sewage process has been realized cleaning action through the adsorption of sand.But because this invention is not through the water body circulation; Have only one deck sand filtration wall as filtering layer, and filtering material only is distributed in filtering layer inside, adsorption area is limited; In the life-time service process; Solid impurity in the sewage can make the filtering layer permeability plugging, and cleaning water reduces, and can not effectively be used for the purification of landscape water body.
Summary of the invention
For this reason; The problem that the present invention will solve is exactly the low problem of purification efficiency when landscape water is carried out water body purification through the physical filtering method in the prior art, and then the high landscape water body circularly purifying system of a kind of cleaning water and the circulation purifying method of landscape water body are provided.
For solving the problems of the technologies described above; The present invention provides a kind of landscape water body circularly purifying system, comprises the view pond, purification facility; Said purification facility is used for the water body in view pond is purified; And be back in the said view pond, impervious barrier is laid in the sidewall of said purification facility and bottom, and the Chi Tizhong of said purification facility is provided with at least one retaining well and at least one water purification well; Said retaining well and water purification well become by purifying the infiltration circummure respectively, and the water body of retaining well and water purification well respectively through said purification infiltration wall all around with said purification facility in the water realization interpenetrate;
Said view pond is provided with outlet conduit and is communicated with said retaining well, and is provided with the inlet channel that is communicated with said water purification well and said view pond.
Be provided with the water body lifting gear in said water purification well and/or the view pond, said water body lifting gear is used to promote water body and realizes the water body circulation between view pond and the purification facility.
The supporting layer that said purification infiltration wall comprises the basic unit that formed by permeable brick, formed by rubble and be used for said supporting layer is adhered to the hydrophilic tack coat in the said basic unit.
Said basic unit is 1 with the thickness ratio of said supporting layer: 5-1000.
Said permeable brick comprises aggregate and aggregate is played the sticker of the coating aggregate of cohesive action; Said aggregate is the silica sand of 0.05mm～0.85mm.
Said permeable brick comprises permeable top layer and porous base course, includes aggregate in permeable top layer and the porous base course respectively and aggregate is played the sticker of the coating aggregate of cohesive action;
The aggregate on said permeable top layer is the silica sand of 0.05mm～0.85mm, and the aggregate of said porous base course is the silica sand of 2mm～10mm;
Permeable top layer and porous base course are closely as one through sticker.
The PQ of said permeable brick is more than or equal to 2 * 10
-2Cm/s.
The size of said rubble is 12-25mm.
Said hydrophilic tack coat comprises hydrophilic sticker, and said hydrophilic sticker is hydrogenated epoxy resin, aqueous polyurethane, urea-formaldehyde resin adhesive a kind of or its mixture wherein; The coefficient of permeability of said hydrophilic tack coat is greater than 1 * 10
-2Cm/s.
The coefficient of permeability of said hydrophilic tack coat is more than or equal to 2 * 10
-2Cm/s.
Said purification facility top is provided with the tectum of water-permeable, and the tectum top of said water-permeable is equipped with permeable brick.
Chi Tizhong in the said purification facility is provided with filtering material; Said filtering material is one or more in silica sand, stone, permeable brick and the haydite.
Said filtering material is a silica sand, and the particle diameter of said silica sand is 0.05-10mm.
Have between adjacent two walls of said retaining well and water purification well at interval;
Inside, said view pond is provided with the view submersible pump, is provided with the drop facility between said view pond and the said water purification well, and said view submersible pump promotes water body, through the drop mode in said outlet conduit enters said retaining well; Said water purification bottom is provided with a purification submersible pump, is provided with water purification drop facility between said view pond and the said water purification well, and said purification submersible pump promotes water purification, enters said view pond through the drop mode through said inlet channel.
The present invention provides a kind of method of landscape water body circularly purifying simultaneously, may further comprise the steps:
A, the water in the view pond is flowed into the inner retaining well of purification facility through outlet conduit;
The water body of b, said retaining well purifies after the infiltration wall enters to purification facility through purifying;
Water body after c, the purification is through purifying the water purification well that the infiltration wall gets into purification facility inside;
The water body of d, process water purification well is back to said view pond through inlet channel water purification is discharged, and forms the water body circularly purifying.
Water body in the water purification well in the said steps d enters said view pond through purifying after diving outfit is promoted to inlet channel.
Water body in the view pond among the said step a enters said purification facility after being promoted to outlet conduit through the view diving outfit.
Technique scheme of the present invention is compared prior art and is had the following advantages:
Purification facility of the present invention is provided with at least one retaining well and at least one water purification well; The retaining well becomes by purifying the infiltration circummure respectively with the water purification well; And between two adjacent walls certain intervals is arranged; Water in retaining well and the water purification well is realized comprehensive infiltration through the water that purifies in infiltration wall and the said purification facility, and then obtains water purification and be discharged in the landscape water body.This mode makes water be penetrated into process purification facility purification infiltration wall infiltration on every side again in the purification facility through retaining well purification infiltration wall on every side, has increased the area of filtering layer, has improved filter effect.Simultaneously filtering layer adopts materials such as permeable brick with water body infiltration Water purification and rubble through the bonding structure of hydrophilic adhesive, and hydrophilic adhesive makes that purifying the seepage force that permeates wall improves greatly.
Experiment shows that after 5 hours circulation, the water body turbidity is reduced to 4.2NTU by original 12.7NTU, and water body chroma is reduced to 17.5 degree by 27.5 original degree, satisfies the landscape water body turbidity and is lower than 5NTU, and colourity is lower than the landscape water body purification standard of 25 degree.
Description of drawings
Fig. 1 is the structural representation of landscape water body circularly purifying system;
Fig. 2 is the sectional view of purification facility;
Fig. 3 purifies infiltration wall construction synoptic diagram;
Fig. 4 is the turbidity comparison diagram of interior water inlet of the purification facility of application examples 1 and water outlet;
Fig. 5 is the color contrast figure of interior water inlet of the purification facility of application examples 1 and water outlet;
Fig. 6 is the turbidity comparison diagram of interior water inlet of the purification facility of application examples 2 and water outlet;
Fig. 7 is the color contrast figure of interior water inlet of the purification facility of application examples 2 and water outlet;
Fig. 8 is the oxygen dissolved comparison diagram of interior water inlet of the purification facility of application examples 2 and water outlet.
Reference numeral is expressed as among the figure:
1-view pond 2-purification facility 10-view submersible pump 21-retaining well 22-water purification well 23-purifies infiltration wall 24-filtering material 25-tectum 26-and purifies the hydrophilic tack coat of the submersible pump 27-outlet conduit 28-inlet channel 231-232-of basic unit supporting layer 233-
Embodiment
For content of the present invention is more clearly understood, below according to a particular embodiment of the invention and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1, Fig. 2 are the sectional views of one-piece construction synoptic diagram of the present invention and purification facility; This landscape water body circularly purifying system comprises view pond 1 and purification facility 2, and purification facility 2 is used for the water body in view pond 1 is purified, and is back in the said view pond 1; Be provided with at least one retaining well 21 and at least one water purification well 22 in the water body of the sidewall of said purification facility 2 and the said purification facility 2 of bottom laying impervious barrier, said retaining well 21 is realized interpenetrating through the water that purifies in infiltration wall 23 and the said purification facility 2 with the water in the water purification well 22;
The water body in view pond 1 is in outlet conduit 27 enters said retaining well 21, and said water purification well 22 bottoms are provided with and purify submersible pump 26, and said purification submersible pump 26 promotes water purification, enters said view pond 1 through said inlet channel 28, forms the water body purification circulation.
Said purification facility 2 tops are provided with tectum 25, and said tectum 25 tops are equipped with permeable brick, are used for external water body is penetrated into said purification facility 2.The tectum at purification facility of the present invention top can prevent evaporation of water in the water purification pond, has played the effect of water saving, through on tank, laying the mode of permeable brick, can reclaim external water bodys such as rainwater in addition, has increased the rate of water make-up of system.
Chi Tizhong in the said purification facility 2 is provided with filtering material 24, is used for purifying the water body that is infiltrated into said purification facility by said retaining well.Said filtering material 24 is one or more in silica sand, stone, permeable brick and the haydite.The body inside, pond of purification facility has been full of filtering material, and filtering material adopts one or more in silica sand, stone, permeable brick and the haydite that can imitate the suspending sundries in the adsorbed water body by force, has improved cleaning water greatly.
Said filtering material 24 is preferably the silica sand that particle diameter is 0.05-10mm.
Have between adjacent two walls of said retaining well 21 and water purification well 22 at interval.Like this, the water body that flows in the retaining well 21 can be through permeating with the water of said purification facility 2 around the said purification infiltration wall 23, and penetrate into said water purification well 22 through purifying infiltration walls 23 around the water purification well 22.
Distance between said retaining well 21 and the water purification well 22 is preferably the 10-90% of said purification facility 2 on range finding direction between said retaining well 21 and the water purification well 22.
Fig. 3 is for the supporting layer 232 that purifies infiltration wall construction synoptic diagram, comprise the basic unit 231 that formed by permeable brick, formed by rubble and be used for said supporting layer 233 is adhered to the hydrophilic tack coat 233 in the said basic unit 231.Said basic unit 231 is 1 with the thickness ratio of said supporting layer 232: 5-1000.
Said permeable brick comprises aggregate and aggregate is played the sticker of the coating aggregate of cohesive action; Said aggregate is the silica sand of 0.05mm～0.85mm.The PQ of said permeable brick is more than or equal to 2 * 10
-2Cm/s is preferably (4.0-10.0) * 10
-2Cm/s.The size of said rubble is 12-25mm.Said hydrophilic tack coat 233 comprises hydrophilic sticker, and said hydrophilic sticker is hydrogenated epoxy resin, aqueous polyurethane, urea-formaldehyde resin adhesive a kind of or its mixture wherein; The coefficient of permeability of said hydrophilic tack coat 233 is greater than 1 * 10
-2Cm/s.The coefficient of permeability of said hydrophilic tack coat 233 is preferably greater than and equals 2 * 10
-2Cm/s.
The method of using the purification of landscape water body circularly purifying of the present invention system may further comprise the steps:
A, the water in the view pond 1 is flowed into the inner retaining well 21 of purification facilitys 2 through outlet conduit 27;
The water body of b, said retaining well 21 purifies after infiltration wall 23 enters to purification facility 2 through purifying;
Water body after c, the purification is through purifying the water purification well 22 that infiltration wall 23 gets into purification facility 2 inside;
The water body of d, process water purification well 22 promotes through purifying submersible pump 26, is back to said view pond 1 through inlet channel 28 water purification is discharged, formation water body circularly purifying.
Present embodiment is the another kind of embodiment of this landscape water body circularly purifying system; The permeable brick that uses in the present embodiment is made up of permeable top layer and porous base course, includes aggregate in permeable top layer and the porous base course respectively and aggregate is played the sticker of the coating aggregate of cohesive action; Permeable top layer and porous base course are closely as one through sticker.The aggregate on said permeable top layer is the silica sand of 0.05mm～0.85mm, and the aggregate of said porous base course is the silica sand of 2mm～10mm.1 bottom, view pond of present embodiment is provided with view submersible pump 10 in addition, is not provided with in the water purification well to purify submersible pump 26.
Water body in the view pond 1 promotes water body after outlet conduit 27 enters in the said retaining well 21 through view submersible pump 10, and the water purification in the said water purification well 22 directly enters in the said view pond 1 through inlet channel 28.
The method of the purification of the landscape water body circularly purifying system of application present embodiment may further comprise the steps:
A, the water in the view pond 1 promoted through outlet conduit 27 through view submersible pump 10 flow into the inner retaining well 21 of purification facilitys 2;
The water body of b, said retaining well 21 purifies after infiltration wall 23 enters to purification facility 2 through purifying;
Water body after c, the purification is through purifying the water purification well 22 that infiltration wall 23 gets into purification facility 2 inside;
The water body of d, process water purification well 22 is back to said view pond 1 through inlet channel 28 water purification is discharged, and forms the water body circularly purifying.
Embodiment 3
Present embodiment is the another kind of embodiment of this landscape water body circularly purifying system, and except that the cycle power device of landscape water body is provided with the difference, its structure and embodiment 1 are basic identical.Be specially: 1 bottom, view pond is provided with view submersible pump 10, and water purification well 22 bottoms are provided with and purify submersible pump 26.
Water body in the view pond 1 promotes water body after outlet conduit 27 enters in the said retaining well 21 through view submersible pump 10, and the water purification in the said water purification well 22 promotes water body after inlet channel 28 enters in the said view pond 1 through view submersible pump 10.
The method of using the purification of landscape water body circularly purifying of the present invention system may further comprise the steps:
A, the water in the view pond 1 is promoted through view submersible pump 10 after outlet conduit 27 flows into the inner retaining well 21 of purification facilitys 2;
The water body of b, said retaining well 21 purifies after infiltration wall 23 enters to purification facility 2 through purifying;
Water body after c, the purification is through purifying the water purification well 22 that infiltration wall 23 gets into purification facility 2 inside;
The water body of d, process water purification well 22 promotes after inlet channel 28 is back to said view pond 1 with the water purification discharge through purifying submersible pump 26, forms the water body circularly purifying.
Present embodiment is the another kind of embodiment of this landscape water body circularly purifying system, and except that the cycle power device of landscape water body is provided with the difference, its structure and embodiment 1 are basic identical.Be specially: 1 bottom, view pond is provided with view submersible pump 10, is provided with in the water purification well 22 to purify submersible pump 26, between view pond 1 and purification facility 2, is provided with the drop facility simultaneously.
Said view submersible pump 10 promotes water body, and the mode through drop is in said outlet conduit 27 enters said retaining well 21; Said purification submersible pump 26 promotes water purification, enters said view pond 1 through the drop mode through said inlet channel 28.
The method of using the purification of landscape water body circularly purifying of the present invention system may further comprise the steps:
A, the water landscape submersible pump 10 in the view pond 1 is promoted water body, the mode through drop is in said outlet conduit 27 enters said retaining well 21;
The water body of b, said retaining well 21 purifies after infiltration wall 23 enters to purification facility 2 through purifying;
Water body after c, the purification is through purifying the water purification well 22 that infiltration wall 23 gets into purification facility 2 inside;
The water body of d, process water purification well 22 promotes water purification through purifying submersible pump 26, enters said view pond 1 through the drop mode through said inlet channel 28, forms the water body circularly purifying.
The water body experimental result that purifies through purification system of the present invention is following:
The water quality detection index such as the following table of landscape water:
The concrete technical indicator of this landscape water body circularly purifying system is following:
Water purification pond: length * wide * height=5m * 4.5m * 1.8m;
Retaining well 21 and water purification well 22: diameter 70mm, height 1.8m, one respectively;
View submersible pump 10:370V, 1.5m
3/ h;
Purify submersible pump 26:370V, 1.5m
3During/h,
Application examples 1: handle and worsen not serious water body, the circulation of 24 decimal continuous purifications.
Morning, noon and afternoon every day sample respectively 3 times, in same sampling position, with same sampling thief sampling.The record experimental data is following:
Water inlet is seen Fig. 4 with the turbidity comparison diagram of water outlet in the purification facility, and water inlet is seen Fig. 5 with the color contrast figure of water outlet in the purification facility.
Application examples 2: handle and worsen very serious water body, circulation continuously in 24 hours.
Morning, noon and afternoon every day sample respectively 3 times, in same sampling position, with same sampling thief sampling.The record experimental data is following:
Water inlet is seen Fig. 6 with the turbidity comparison diagram of water outlet in the purification facility, and water inlet is seen Fig. 7 with the color contrast figure of water outlet in the purification facility, and water inlet is seen Fig. 8 with the dissolved oxygen amount comparison diagram of water outlet in the purification facility.
Can find out significantly that through above data water quality is effectively purified, and very stable.Through the purification of water quality of native system, water quality is significantly improved, and can reach the water body requirement of the category-A or the C class standard of landscape water quality standard.Also effectively eliminate the harmful effect that body eutrophication brings simultaneously, remove a large amount of algae, thereby make water body become limpid, and then make landscape water body environmental protection more attractive in appearance.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to embodiment.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all embodiments.And conspicuous variation of being extended out thus or change still are among the protection domain of the invention.
Claims (18)
1. a landscape water body circularly purifying system comprises
View pond (1),
Purification facility (2) is used for the water body of view pond (1) is purified, and is back in the said view pond (1), it is characterized in that:
Impervious barrier is laid in the sidewall of said purification facility (2) and bottom; The Chi Tizhong of said purification facility (2) is provided with at least one retaining well (21) and at least one water purification well (22); Said retaining well (21) and water purification well (22) surround by purifying infiltration wall (23) respectively, and the water body of retaining well (21) and water purification well (22) respectively through said purification infiltration wall (23) all around with said purification facility (2) in the water realization interpenetrate;
Said view pond (1) is provided with outlet conduit (27) and is communicated with said retaining well (21), and is provided with the inlet channel (28) that is communicated with said water purification well (22) and said view pond (1).
2. landscape water body circularly purifying according to claim 1 system is characterized in that:
Be provided with the water body lifting gear in said water purification well (22) and/or view pond (1), said water body lifting gear is used to promote water body and realizes the water body circulation between view pond (1) and the purification facility (2).
3. according to claim 1 or 2 arbitrary described landscape water body circularly purifying systems, it is characterized in that:
The supporting layer (232) that said purification infiltration wall (23) comprises the basic unit (231) that formed by permeable brick, formed by rubble and be used for said supporting layer (232) is adhered to the hydrophilic tack coat (233) in the said basic unit (231).
4. landscape water body circularly purifying according to claim 3 system is characterized in that:
Said basic unit (231) is 1 with the thickness ratio of said supporting layer (232): 5-1000.
5. landscape water body circularly purifying according to claim 3 system is characterized in that:
Said permeable brick comprises aggregate and aggregate is played the sticker of the coating aggregate of cohesive action; Said aggregate is the silica sand of 0.05mm～0.85mm.
6. landscape water body circularly purifying according to claim 3 system is characterized in that:
Said permeable brick comprises permeable top layer and porous base course, includes aggregate in permeable top layer and the porous base course respectively and aggregate is played the sticker of the coating aggregate of cohesive action;
The aggregate on said permeable top layer is the silica sand of 0.05mm～0.85mm, and the aggregate of said porous base course is the silica sand of 2mm～10mm;
Permeable top layer and porous base course are closely as one through sticker.
7. according to claim 5 or 6 described landscape water body circularly purifying systems, it is characterized in that:
The PQ of said permeable brick is more than or equal to 2 * 10
-2Cm/s.
8. landscape water body circularly purifying according to claim 3 system is characterized in that:
The size of said rubble is 12-25mm.
9. landscape water body circularly purifying according to claim 3 system is characterized in that:
Said hydrophilic tack coat (233) comprises hydrophilic sticker, and said hydrophilic sticker is hydrogenated epoxy resin, aqueous polyurethane, urea-formaldehyde resin adhesive a kind of or its mixture wherein; The coefficient of permeability of said hydrophilic tack coat (233) is greater than 1 * 10
-2Cm/s.
10. landscape water body circularly purifying according to claim 9 system is characterized in that:
The coefficient of permeability of said hydrophilic tack coat (233) is more than or equal to 2 * 10
-2Cm/s.
11., it is characterized in that according to the arbitrary described landscape water body circularly purifying of claim 1-10 system:
Said purification facility (2) top is provided with the tectum (25) of water-permeable, and the tectum of said water-permeable (25) top is equipped with permeable brick.
12. landscape water body circularly purifying according to claim 11 system is characterized in that:
Chi Tizhong in the said purification facility (2) is provided with filtering material (24); Said filtering material (24) is one or more in silica sand, stone, permeable brick and the haydite.
13. the landscape water body circularly purifying system according to claim 12 is characterized in that:
Said filtering material (24) is a silica sand, and the particle diameter of said silica sand is 0.05-10mm.
14., it is characterized in that according to the arbitrary described landscape water body circularly purifying of claim 1-13 system:
Have between adjacent two walls of said retaining well (21) and water purification well (22) at interval.
15. landscape water body circularly purifying according to claim 14 system is characterized in that:
Inside, said view pond is provided with view submersible pump (10); Be provided with the drop facility between said view pond (1) and the said purification facility (2); Said view submersible pump (10) promotes water body, and the mode through drop is in said outlet conduit (27) enters said retaining well (21);
Said water purification well (22) bottom is provided with a purification submersible pump (26); Be provided with water purification drop facility between said view pond (1) and the said purification facility (2); Said purification submersible pump (26) promotes water purification, enters said view pond (1) through the drop mode through said inlet channel (28).
16. the method for a landscape water body circularly purifying is characterized in that: may further comprise the steps,
A, the water in view pond (1) is flowed into the inner retaining well (21) of purification facility (2) through outlet conduit (27);
The water body of b, said retaining well (21) purifies after infiltration wall (23) enters to purification facility (2) through purifying;
Water body after c, the purification is through purifying the water purification well (22) that infiltration wall (23) gets into purification facility (2) inside;
The water body of d, process water purification well (22) is back to said view pond (1) through inlet channel (28) water purification is discharged, and forms the water body circularly purifying.
17. the method for landscape water body circularly purifying according to claim 16 is characterized in that:
Water body in the water purification well (22) in the said steps d enters said view pond (1) through purifying after diving outfit is promoted to inlet channel (28).
18. the method for landscape water body circularly purifying according to claim 16 is characterized in that:
Water body in the view pond (1) among the said step a enters said purification facility (2) after being promoted to outlet conduit (27) through the view diving outfit.
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| CN102417216B (en) | 2015-10-07 |
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