CN112081224A - Rainwater collection method for landscape garden - Google Patents
Rainwater collection method for landscape garden Download PDFInfo
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- CN112081224A CN112081224A CN202010731874.XA CN202010731874A CN112081224A CN 112081224 A CN112081224 A CN 112081224A CN 202010731874 A CN202010731874 A CN 202010731874A CN 112081224 A CN112081224 A CN 112081224A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000000694 effects Effects 0.000 claims abstract description 23
- 238000004064 recycling Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 149
- 238000001914 filtration Methods 0.000 claims description 68
- 230000007246 mechanism Effects 0.000 claims description 31
- 238000004140 cleaning Methods 0.000 claims description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 23
- 238000011049 filling Methods 0.000 claims description 19
- 210000003813 thumb Anatomy 0.000 claims description 16
- 239000004576 sand Substances 0.000 claims description 14
- 239000006004 Quartz sand Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
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- 230000001960 triggered effect Effects 0.000 claims description 4
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- 239000011435 rock Substances 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 12
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- 230000000844 anti-bacterial effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
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- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/103—Naturals or landscape retention bodies, e.g. ponds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Public Health (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a rainwater collection method for landscape gardens, which comprises the steps of collecting rainwater through a, a green land, a pond and a road; b. treating rainwater; c. recycling; d. regularly clear up, collect and filter landscape's rainwater totally four steps. The rainwater collecting device has the advantages of wide rainwater collecting range, good rainwater collecting effect, improvement of rainwater utilization rate, improvement of rainwater collecting effect and efficiency, guarantee of effluent quality and high effluent quality.
Description
Technical Field
The invention belongs to the technical field of rainwater collection, and particularly relates to a rainwater collection method for landscape gardens.
Background
The rainwater collection is called as a rainwater collection and utilization system completely, and means that rainfall runoff collected from hardened earth surfaces of building roofs, roads, squares and the like is collected and utilized, and is accumulated through channels such as collection, water delivery, water purification, storage and the like, and rainwater is collected to supply rainwater for greening, washing and underground water sources, so that the purposes of comprehensively utilizing rainwater resources and saving water are achieved. Has the wide meanings of slowing down urban rainwater flood and underground water level drop, controlling rainwater runoff pollution, improving urban ecological environment and the like. The rainwater is collected and utilized in buildings, roads, lakes and the like, and is used for green land irrigation and landscape water. Current view gardens can only be generally collected to the rainwater on road or roofing, and the collection face is few, and the low rainwater utilization ratio that leads to of collection rate is low.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides the rainwater collecting method for the landscape garden, which can collect and filter rainwater, has a wide rainwater collecting range and a good collecting effect, and improves the rainwater utilization rate.
In order to solve the technical problems, the invention adopts the following technical scheme:
a rainwater collection method for landscape gardens is characterized by comprising the following steps: the method comprises the following steps:
a: greenbelt, pond and road rainwater collection:
after rainfall begins, rainwater on the green land naturally seeps into the filtering mechanism below the green land and then flows into the filtering tank for filtering; an overflow channel is arranged at the pond edge of the pond, and the pond water level rises to an inlet of the overflow channel, then enters the overflow channel and then flows into a filter pond; road rainwater is collected into the filter tank through the drainage channels on the two sides. The rain-proof collecting device has the advantages that the atmospheric rainfall is collected, the subsequent filtering and recycling are facilitated, the green space water seepage and the road ponding are collected, and meanwhile, the pond overflow water is collected, so that the influence of pond overflow on landscape vegetation and roads in gardens can be avoided during rainstorm, overflow can be prevented from flowing into the roads and the green spaces, and meanwhile, the pressure of road drainage and green space drainage is reduced. Through collecting greenery patches, pond and road rainwater, most atmospheric precipitation that can the view gardens is retrieved and is collected, improves rainwater utilization ratio.
b: rainwater treatment:
the rainwater which is converged into the filter tank is purified by the filter tank. Rainwater converges and then is unified to be filtered and purified through the filter tank, so that the water quality of the discharged water is improved, and meanwhile, the blockage caused by the accumulation of impurities in the water storage well and the water storage tank can be effectively avoided. The purified rainwater can be used for irrigating landscape gardens and flushing toilets,
c: and (3) recycling:
the treated rainwater enters a buried water storage well, the water storage well is connected with a water storage pool on the ground surface, a high water level liquid level float switch is triggered when the water level in the water storage well is too high, a lifting pump is started to lift the water in the water storage well to the water storage pool, a low water level liquid level float switch is triggered after the water level in the water storage well is reduced, and the lifting pump is turned off. The purified rainwater naturally flows into a water storage well for storage, a low water level float switch and a high water level float switch are arranged in the water storage well, when the water level in the water storage well is too high to trigger the high water level float switch, a lifting pump is started to lift the purified rainwater to a water storage tank on the ground surface, and the water storage tank is communicated with a landscape irrigation nozzle and a public toilet, so that the utilization of the rainwater is realized; when the water level in the water storage well is too low to trigger the low water level float switch, the lift pump is turned off. Set up ultraviolet sterilizer in holding the well and disinfect, improve quality of water effect, because the setting of two liquid level float switches, the water in the holding well is in gentle state of standing always, can not have great water level fluctuation in the short time, disinfect at this moment, and bactericidal effect is good, can not lead to the sterilization time short because of a large amount of supplementations of rainwater or use, and bactericidal effect is poor.
d: cleaning at regular intervals:
and regularly cleaning the buried filter tank and the storage well every half year to ensure the filtering effect and the effluent quality. The filter tank and the water storage well are regularly cleaned, so that the filtering effect and the filtering efficiency of the filter tank are ensured, and the effluent quality of the water storage well is ensured.
Furthermore, a quartz sand layer, a fine sand layer, a coarse sand layer and a cobble layer are sequentially laid on the filtering mechanism from bottom to top, a filter screen is adopted at the bottom of the filtering mechanism, a geomembrane which is weakly permeable is laid on the upper portion of the filter screen to support the quartz sand layer, rainwater penetrates through a green land during filtering, sequentially passes through the cobble layer, the coarse sand layer, the fine sand layer and the quartz sand layer from top to bottom, and finally penetrates through the geomembrane and the filter screen to enter the filtering tank. The filtering mechanism that green ground below set up can prevent the soil erosion and water loss of greenery patches, can collect the filtering ponds of shadow flow with the unnecessary rainwater of natural infiltration greenery patches simultaneously, and can carry out certain filtration to the rainwater, alleviate the filtration burden of filtering ponds, prolong the life of filtering ponds, extension regular cleaning time reduces the maintenance cost.
Furthermore, an overflow channel is buried under the outer edge of the pond, an inlet of the overflow channel is communicated with the pond, pond water which can be raised after the water level of the pond rises can directly flow into the filter pond from the overflow channel, a grid is arranged at the inlet of the overflow channel to prevent floating garbage, branches and the like from entering the overflow channel, and meanwhile, rocks are arranged at the inlet of the overflow channel to shield the overflow channel, so that the attractiveness of the landscape is improved, and the appearance is not abrupt. The pond is used as one part of the garden landscape, the ornamental effect can be achieved, meanwhile, the rainwater storage effect can be achieved in the rainwater collection system, when the rainfall is too large, overflowing rainwater can be supplemented into the rainwater collection system through the overflow channel, the phenomenon that pond water overflows and flows backwards to a green land and a road surface is avoided, the pressure of road drainage and green land drainage is reduced, and the waste of rainwater resources is also avoided.
And step b, the detailed step of rainwater treatment is that rainwater enters the filtering tank and is filtered and purified by the three groups of filling mechanisms once, and then is discharged out of the filtering tank, and the three groups of filling mechanisms can adjust filling according to local rainfall conditions and rainwater quality. The three groups of filling mechanisms can adjust the filling materials according to requirements, the filling materials usually adopt activated carbon, manganese sand filter materials, anthracite, fiber ball filter materials, sponge iron filter materials, activated alumina balls and the like, different filter material combinations are adopted according to different water qualities in different places, targeted rainwater treatment is realized, and the purification effect and the effluent water quality are improved.
Further, the step d of periodically cleaning comprises the following detailed steps: when cleaning, the well lid of operation well is opened, operating personnel goes into the operation well, the cover of the filter tank is opened and fixed, the thumb wheel is rotated to drive the transmission gear and further drive the nut to rotate, the nut is arranged on the sleeve and is rotationally connected with the sleeve, the nut rotates to cause the lead screw in the sleeve to rise, the cover plate is jacked up, the thumb wheel is clamped after the cover plate rises to the highest position, the lifting rope penetrates through the fixed pulley at the bottom of the cover plate, then the fixed frame is bound, the fixed frame is hoisted, then the lifting rope is fixed on the thumb wheel, the filling mechanism is drawn out and cleaned, the inner wall and the bottom of the filter tank are cleaned, the filling mechanism is reset after cleaning is completed, the fixed frame is arranged below the filter tank, clean water is connected into the filter tank to run, and the cover plate. At regular cleaning process, utilize the fixed subassembly of the lift of pond lid to realize the quick lift of pond lid, the pond lid after rising can also be as the fixed knot who lifts by crane the mount constructs, has made things convenient for the clearance in filtering pond, closes the pond lid and can regard as fastening structure locking pond lid
Further, when the thumb wheel is fixed, the limit of the puller blocks on the two sides of the thumb wheel on the two sides is released, and the puller blocks tightly push the rotating shaft of the thumb wheel under the action of the spring, so that the thumb wheel cannot rotate. After the pool cover is opened, the pushing block is used for clamping and tightly limiting the shifting wheel, so that the shifting wheel cannot rotate, and the pool cover is fixed. The clamping effect is good, the clamping is convenient, the releasing is also convenient, and the cleaning efficiency is improved.
Furthermore, in the periodic cleaning process, before the fixing frame is lifted, the guide rod on the cover plate is taken down, the guide rod is inserted into the guide hole of the cover plate and penetrates through the guide groove of the fixing frame, and finally the guide rod is clamped into the fixing groove at the bottom of the filtering pool, so that the guide function can be achieved when the fixing frame is lifted. Utilize the guide bar to give the mount direction among the cleaning process, make things convenient for the lifting and laying of mount, avoid the mount to collide with the pool wall for the mount is more firm, also makes things convenient for the installation and the dismantlement of filler mechanism, and the required time is washed in the saving of unpicking and washing, raises the efficiency to the mechanism of being convenient for unpicking and washing.
Further, a water quality detection box is arranged between the water storage well and the water storage pool, and a water quality detector is arranged in the water quality detection box to monitor the water quality condition in the water storage well. The water quality detection box detects the water quality entering the water storage tank, and if the water quality is found not to reach the standard, the water in the water storage well is introduced into the filter tank for re-filtering, so that the water quality is ensured to reach the standard.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the invention collects rainwater through a, green land, pond and road; b. treating rainwater; c. recycling; d. regularly clear up, four steps are collected and are filtered landscape's rainwater totally, and the rainwater is collected wide, collection effect is good, improve the rainwater utilization ratio, improves rainwater collection effect and collection efficiency, guarantees out water quality of water simultaneously, and it is high to go out water quality of water.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of a rainwater collection system for landscape architecture according to the present invention;
FIG. 2 is a schematic view showing the structure of the present invention in which a filtration tank is opened;
FIG. 3 is a schematic view of the closed structure of the filtration tank of the present invention;
fig. 4 is a schematic structural view of a filtering tank and a water storage well arranged in an operation well in the invention.
In the figure, 1-the filtration mechanism; 2-a filtering tank; 3-an overflow channel; 4-drainage channel; 5-water storage well; 6-liquid level float switch; 7-a lift pump; 8-a pool cover; 9-a thumb wheel; 10-a transmission gear; 11-a nut; 12-a screw rod; 13-a sleeve; 14-a fixed pulley; 15-a fixed frame; 16-a packing mechanism; 17-a jacking block; 18-a spring; 19-a guide bar; 20-water quality detection box; 21-a water storage tank; 22-a guide groove; 23-operating the well.
Detailed Description
As shown in fig. 1 to 4, the method for collecting rainwater in landscape architecture of the present invention comprises the following steps:
a: greenbelt, pond and road rainwater collection:
after rainfall begins, rainwater on the green land naturally seeps into the filtering mechanism 1 below the green land and then flows into the filtering tank 2 for filtering; an overflow channel 3 is arranged at the edge of the pond, and the water level of the pond rises to the inlet of the overflow channel 3, then enters the overflow channel 3 and then flows into a filter tank 2; the road rainwater is collected into the filtering tank 2 through the drainage channels 4 at the two sides. The rain-proof collecting device has the advantages that the atmospheric rainfall is collected, the subsequent filtering and recycling are facilitated, the green space water seepage and the road ponding are collected, and meanwhile, the pond overflow water is collected, so that the influence of pond overflow on landscape vegetation and roads in gardens can be avoided during rainstorm, overflow can be prevented from flowing into the roads and the green spaces, and meanwhile, the pressure of road drainage and green space drainage is reduced. Through collecting greenery patches, pond and road rainwater, most atmospheric precipitation that can the view gardens is retrieved and is collected, improves rainwater utilization ratio.
b: rainwater treatment:
the rainwater gathered into the filter tank 2 is purified by the filter tank 2. Rainwater converges and then filters and purifies through filtering ponds 2 in a unified manner, so that the water quality of the discharged water is improved, and meanwhile, blockage caused by accumulation of impurities in water storage wells and water storage ponds can be effectively avoided. The purified rainwater can be used for irrigating landscape gardens and flushing toilets,
c: and (3) recycling:
the rainwater after the processing gets into in the retaining well 5 that buries ground, and the retaining well 5 is connected with the tank on earth's surface, and the water level in the retaining well 5 is too high triggers high water level liquid level float switch 6, and elevator pump 7 starts, promotes the water in the retaining well 5 to in the tank 21, and the water level in the retaining well 5 reduces the back, triggers low water level liquid level float switch 6, and elevator pump 7 closes. The purified rainwater naturally flows into a water storage well 5 to be stored, a low water level float switch and a high water level float switch are arranged in the water storage well 5, when the water level in the water storage well 5 is too high to trigger the high water level float switch, a lifting pump 7 is started to lift the purified rainwater to a water storage tank 21 on the ground surface, and the water storage tank 21 is communicated with a landscape irrigation nozzle and a public toilet to realize rainwater utilization; when the water level in the water storage well 5 is too low and triggers the low water level float switch, the lift pump 7 is turned off. Set up ultraviolet sterilizer in retaining well 5 and disinfect, improve quality of water effect, because two liquid level float switch 6's setting, the water in the retaining well 5 is in mild state of stewing always, can not have great water level fluctuation in the short time, disinfect at this moment, and bactericidal effect is good, can not lead to the sterilization time short because of a large amount of supplementations of rainwater or use, and bactericidal effect is poor.
d: cleaning at regular intervals:
and regularly cleaning the buried filter tank 2 and the water storage well 5 every half year to ensure the filtering effect and the effluent quality. The filtering tank 2 and the water storage well 5 are cleaned regularly, so that the filtering effect and the filtering efficiency of the filtering tank 2 are ensured, and the effluent quality of the water storage well 5 is ensured.
The filtering mechanism 1 is sequentially paved with a quartz sand layer, a fine sand layer, a coarse sand layer and a cobble layer from bottom to top, the bottom of the filtering mechanism 1 adopts a filter screen, the upper part of the filter screen is paved with a geomembrane which is weakly permeable to water to realize the support of the quartz sand layer, rainwater penetrates through a green land during filtering, sequentially passes through the cobble layer, the coarse sand layer, the fine sand layer and the quartz sand layer from top to bottom, and finally penetrates through the geomembrane and the filter screen to enter the filtering tank 2. The filtering mechanism 1 that green ground below set up can prevent the soil erosion and water loss of greenery patches, can collect the filtering ponds 2 of shadow flow with the unnecessary rainwater of natural infiltration greenery patches simultaneously, and can carry out certain filtration to the rainwater, alleviate filtering ponds 2's filtration burden, prolong filtering ponds 2's life, the extension is regularly cleared up the time, reduces the maintenance cost.
The overflow channel 3 is buried in the underground of the outer edge of the pond, the inlet of the overflow channel 3 is communicated with the pond, pond water which can be higher after the water level of the pond rises can directly flow into the filter pond 2 from the overflow channel 3, the grid is arranged at the inlet of the overflow channel 3 to prevent floating garbage, branches and the like from entering the overflow channel 3, and meanwhile, rock shielding is arranged at the inlet of the overflow channel 3 to improve the attractiveness of a landscape and avoid being obtrusive. The pond can play the ornamental effect as a part of landscape, can play the effect of preserving the rainwater simultaneously in rainwater collection system, and when rainfall was too big, the rainwater that spills over can again supply to rainwater collection system through overflow channel 3 in, has both avoided pond water to spill over and has flowed down to greenery patches and road surface, alleviates the pressure of road drainage and greenery patches drainage simultaneously, also avoids the waste of rainwater resource.
The detailed steps of the rainwater treatment in the step b are that the rainwater enters the filtering tank 2 and is filtered and purified by the three groups of filling mechanisms 16 once, and then is discharged out of the filtering tank 2, and the three groups of filling mechanisms 16 can adjust the filling according to the local rainfall condition and the rainwater quality. The three groups of filling mechanisms 16 can adjust the filling materials according to requirements, the filling materials usually adopt activated carbon, manganese sand filter materials, anthracite, fiber ball filter materials, sponge iron filter materials, activated alumina balls and the like, different filter material combinations are adopted according to different water qualities of different places, targeted rainwater treatment is realized, and the purification effect and the effluent water quality are improved.
The step d of regularly cleaning comprises the following detailed steps: when cleaning, the well cover of the operation well is opened, an operator goes into the operation well, the cover 8 of the filter tank 2 is opened and fixed, the dial wheel 9 is rotated, the dial wheel 9 drives the transmission gear 10 to further drive the nut 11 to rotate, the nut 11 is arranged on the sleeve and is rotatably connected with the sleeve 13, the nut 11 rotates to cause the screw rod 12 in the sleeve 13 to ascend, the cover plate is jacked up, the dial wheel 9 is clamped after the cover plate ascends to the highest position, then the lifting rope penetrates through the fixed pulley 14 at the bottom of the cover plate, then the fixed frame 15 is tied, the fixed frame 15 is lifted, then the lifting rope is fixed on the dial wheel 9, the filling mechanism 16 is drawn out and cleaned, then the inner wall and the bottom of the filter tank 2 are cleaned, the filling mechanism 16 is reset and the fixed frame 15 below after the cleaning is finished, then the filter tank 2 is connected with clean water to run in a trial. In the regular cleaning process, the quick lifting of the pool cover 8 is realized by utilizing the lifting fixing component of the pool cover 8, the lifted pool cover 8 can also be used as a fixing structure for lifting the fixing frame 15, the cleaning of the filter pool is facilitated, and the closing pool cover 8 can be used as a fastening structure for locking the pool cover 8
When the thumb wheel 9 is fixed, the limit of the puller blocks 17 on both sides of the thumb wheel 9 on both sides is released, and the puller blocks 17 tightly push the rotating shaft of the thumb wheel 9 under the action of the spring 18, so that the thumb wheel 9 cannot rotate. After the pool cover 8 is opened, the limit shifting wheel 9 is tightly clamped by the jacking block 17, so that the shifting wheel 9 cannot rotate, and the pool cover 8 is fixed. The clamping effect is good, the clamping is convenient, the releasing is also convenient, and the cleaning efficiency is improved.
In the periodic cleaning process, before the fixing frame 15 is lifted, the guide rod 19 on the cover plate is taken down, the guide rod 19 is inserted into the guide hole of the cover plate and penetrates through the guide groove 22 of the fixing frame 15 to be finally clamped into the fixing groove at the bottom of the filtering pool 2, and the guide function can be achieved when the fixing frame 15 is lifted. Utilize the guide bar 19 to give the mount 15 direction among the cleaning process, make things convenient for the lifting and laying of mount 15, avoid mount 15 to collide with the pool wall for mount 15 is more firm, also makes things convenient for the installation and the dismantlement of mechanism 16 of packing, and the mechanism 16 of packing of being convenient for tears open and washes, practices thrift and tears open and wash the required time, raises the efficiency.
A water quality detection box is arranged between the impounded well 5 and the water storage tank 21, and a water quality detector is arranged in the water quality detection box to monitor the water quality condition in the impounded well 5. The water quality detection box detects the water quality entering the water storage tank 21, and if the water quality is found not to reach the standard, the water in the water storage well 5 is introduced into the filter tank 2 for re-filtering, so that the water quality is ensured to reach the standard.
The invention collects rainwater through a, green land, pond and road; b. treating rainwater; c. recycling; d. regularly clear up, four steps are collected and are filtered landscape's rainwater totally, and the rainwater is collected wide, collection effect is good, improve the rainwater utilization ratio, improves rainwater collection effect and collection efficiency, guarantees out water quality of water simultaneously, and it is high to go out water quality of water.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications made based on the present invention to solve the same technical problems and achieve the same technical effects are within the scope of the present invention.
Claims (8)
1. A rainwater collection method for landscape gardens is characterized by comprising the following steps: the method comprises the following steps:
a. greenbelt, pond and road rainwater collection:
after rainfall begins, rainwater on the green land naturally seeps into the filtering mechanism below the green land and then flows into the filtering tank for filtering; an overflow channel is arranged at the pond edge of the pond, and the pond water level rises to an inlet of the overflow channel, then enters the overflow channel and then flows into a filter pond; road rainwater is converged into the filter tank through the drainage channels on the two sides;
b. rainwater treatment:
the rainwater converged into the filtering tank is purified by the filtering tank;
c. and (3) recycling:
the treated rainwater enters a buried water storage well, the water storage well is connected with a water storage pool on the ground surface, a high water level liquid level float switch is triggered when the water level in the water storage well is too high, a lifting pump is started to lift the water in the water storage well to the water storage pool, a low water level liquid level float switch is triggered after the water level in the water storage well is reduced, the lifting pump is turned off, and an ultraviolet sterilizer is installed in the water storage well for sterilization;
d. cleaning at regular intervals:
and regularly cleaning the buried filter tank and the storage well every half year to ensure the filtering effect and the effluent quality.
2. The rainwater collection method for landscape architecture according to claim 1, wherein: the filtering mechanism is sequentially paved with a quartz sand layer, a fine sand layer, a coarse sand layer and a cobble layer from bottom to top, the bottom of the filtering mechanism adopts a filter screen, the upper part of the filter screen is paved with a geomembrane which is weakly permeable to water to realize the support of the quartz sand layer, rainwater penetrates through a greenbelt during filtering, sequentially passes through the cobble layer, the coarse sand layer, the fine sand layer and the quartz sand layer from top to bottom, and finally penetrates through the geomembrane and the filter screen to enter the filtering tank.
3. The rainwater collection method for landscape architecture according to claim 1, wherein: the overflow channel is buried in the underground of the outer edge of the pond, the inlet of the overflow channel is communicated with the pond, pond water which can be increased after the water level of the pond rises can directly flow into the filter tank from the overflow channel, the grid is arranged at the inlet of the overflow channel to prevent floating garbage, branches and the like from entering the overflow channel, and meanwhile, rock shielding is arranged at the inlet of the overflow channel to improve the attractiveness of the landscape and avoid the appearance of the landscape.
4. The rainwater collection method for landscape architecture according to claim 1, wherein: and c, the detailed step of rainwater treatment in the step b is that rainwater enters the filtering tank and is filtered and purified by the three groups of filling mechanisms once, and then the rainwater is discharged out of the filtering tank, and the three groups of filling mechanisms can adjust filling according to local rainfall conditions and rainwater quality.
5. The rainwater collection method for landscape architecture according to claim 1, wherein: the step d of regularly cleaning comprises the following detailed steps: when cleaning, open the well lid of operation well, operating personnel goes into the operation well, open the pond lid of filtering pond and fix, rotate the thumb wheel, the thumb wheel drives drive gear and then drives the nut and rotate, the nut rotates and causes the lead screw in the sleeve pipe to rise, jack-up apron, the apron rises to the highest back chucking thumb wheel, reuse lifting rope passes the fixed pulley of apron bottom, later tie the mount, hoist the mount, then fix the lifting rope on the thumb wheel, take out the mechanism of packing and wash, again clean filtering ponds inner wall and bottom of the pool, reset the mechanism of packing and below mount after the clearance is accomplished, later the filtering ponds inserts clear water and tries on the operation, go out to go up the apron after water quality reaches standard.
6. The rainwater collection method for landscape architecture according to claim 5, wherein: when the shifting wheel is fixed, the limit of the puller blocks at the two sides of the shifting wheel at the two sides is released, and the puller blocks tightly clamp the rotating shaft of the shifting wheel under the action of the spring, so that the shifting wheel cannot rotate.
7. The rainwater collection method for landscape architecture according to claim 5, wherein: in the regular cleaning process, before the fixing frame is lifted, the guide rod on the cover plate is taken down, the guide rod is inserted into the guide groove of the cover plate and penetrates through the guide hole of the fixing frame, and finally the guide rod is clamped into the fixing groove at the bottom of the filtering pool, so that the fixing frame can play a role in guiding when being lifted.
8. The rainwater collection method for landscape architecture according to claim 1, wherein: a water quality detection box is arranged between the impounding well and the water storage pool, and a water quality detector is arranged in the water quality detection box to monitor the water quality condition in the impounding well.
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