CN114635488A - Combined system suitable for sponge transformation of old community and rainwater treatment method - Google Patents
Combined system suitable for sponge transformation of old community and rainwater treatment method Download PDFInfo
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- CN114635488A CN114635488A CN202210295578.9A CN202210295578A CN114635488A CN 114635488 A CN114635488 A CN 114635488A CN 202210295578 A CN202210295578 A CN 202210295578A CN 114635488 A CN114635488 A CN 114635488A
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
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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
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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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
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- Life Sciences & Earth Sciences (AREA)
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- Public Health (AREA)
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- Environmental & Geological Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a combined system suitable for sponge transformation of old communities and a rainwater treatment method. The combined system comprises a rainwater tank, a gabion, a rainwater garden and a driving mechanism, wherein a water inlet of the rainwater tank is communicated with rainwater on a community road surface through a drainage ditch, a water outlet of the rainwater tank is connected with a hose water inlet pipe through a drainage pipe and is communicated with the gabion, and the gabion is communicated with the rainwater garden; an overflow pipe is arranged in the rainwater garden, and the rainwater garden is communicated with an underground municipal pipe network through the overflow pipe; the driving mechanism is arranged on the right side of the rainwater tank and used for taking out the collecting box. The invention has the beneficial effects that: the road rainwater sponge treatment measures are combined into a system, so that the filtering and collecting capacity for rainwater can be greatly enhanced, the rainwater runoff peak value is reduced, the waterlogging problem of old communities is relieved, the sponge combination system is modularized, construction is convenient, the transformation period is short, and the cost is saved.
Description
Technical Field
The invention belongs to the technical field of sponge city construction, and particularly relates to a combined system suitable for sponge transformation of old communities and a rainwater treatment method.
Background
With the continuous development of social economy, the transformation work of some old districts in cities and towns is also an essential work for city development, and in the transformation work of the old districts, the treatment of rainwater is a prerequisite for guaranteeing the normal work of a district drainage system. Many planning designs of urban drainage systems in China only stay in the traditional concepts of how to directly discharge urban rainwater as soon as possible and simply rely on rainwater and sewage diversion, and the like, so that the requirements of modern urban development and ecological environment protection cannot be met.
At present, drainage ditch systems of old communities are incomplete, the proportion of impervious areas is high, and water accumulation on the road surface easily occurs, so that the problems of water logging in the communities, rainwater runoff pollution and the like are caused. Therefore, the existing rainwater storage and regulation system for the old residential area needs to be upgraded and modified. Because old district afforestation area is limited, underground pipe network construction adopts rain sewage flow system more, leads to old district spongization to reform transform the degree of difficulty big, and is with high costs, and the rainwater should obtain reasonable utilization as a valuable natural resource, to old district spongization more reform transform should use the collection of rainwater to use as leading, can alleviate underground pipe network drainage pressure on the one hand, and natural resource has also been practiced thrift to on the other hand.
In view of the above, it is desirable to design a combined system and a rainwater treatment method suitable for sponge transformation of old residential areas to solve the problems.
Disclosure of Invention
The invention aims to: the invention aims to overcome the defects in the prior art, provides a combined system suitable for sponge transformation of old communities and a rainwater treatment method, and aims to solve the technical problems of slow sponge transformation progress and high construction cost of the existing old communities.
The technical scheme is as follows: the invention relates to a combined system suitable for sponge reformation of old and old communities,
comprises a rainwater tank (3), a gabion (4), a rainwater garden (5) and a driving mechanism (6);
a community pavement (1) is arranged on one side of the rainwater tank (3), a water inlet is formed in one side, facing the community pavement (1), of the rainwater tank (3), and the water inlet of the rainwater tank (3) is communicated with the community pavement (1) through a connected drainage ditch (2);
a gabion (4) is arranged on the other side of the rainwater tank (3), a water outlet is arranged on one side of the rainwater tank (3) facing the gabion (4), the water outlet of the rainwater tank (3) is connected with a hose water inlet pipe (4-1) through a water outlet pipe (3-3) and is communicated with the gabion (4),
a rainwater garden (5) is arranged on the other side of the gabion (4), and the gabion (4) is communicated with the rainwater garden (5);
an overflow pipe (5-1) is arranged in the rainwater garden (5), and the rainwater garden (5) is communicated with an underground municipal pipe network through the arranged overflow pipe (5-1);
the driving mechanism (6) is arranged on the right side of the rainwater tank (3).
Further, the rainwater tank (3) comprises a collecting pit (3-1), a collecting box (3-10) and a grid cover (3-11);
a collecting box (3-10) is arranged in the collecting pit (3-1), and a multi-stage filtering device is arranged in the collecting box (3-10);
a through hole is formed in the top of the collecting box (3-10) in a penetrating mode, a filter screen (3-8) is fixedly connected to the inner wall of the through hole, and the filter screen (3-8) is arranged on the upper side of the multi-stage filtering device;
the grid cover (3-11) is arranged right above the collecting box (3-10);
wherein, the distance range between the filter screen (3-8) and the top end of the collecting box (3-10) is 45 cm.
Further, the driving mechanism (6) comprises a containing box arranged on the right side of the rainwater box (3), an output rotating shaft is fixedly connected to the bottom in the containing box, and a pedal (6-5) is arranged at the bottom of the output rotating shaft;
a rotating shaft chain (6-4) is fixedly wound on the inner side wall of the output rotating shaft;
a collecting box handle (3-9) is fixedly connected above the outer side of the collecting box (3-10),
the collecting box handle (3-9) is positioned in the middle of the collecting box (3-10), and a lifting hook (6-1) is arranged on the collecting box handle (3-9).
Furthermore, a retraction switch (6-3) is connected between the output rotating shaft and the contraction rod (6-2),
the retraction switch (6-3) is connected with the lifting hook (6-1) through the retraction rod (6-2).
Furthermore, the multistage filtering device arranged in the collecting box (3-10) comprises a sand filtering layer (3-6), a geotextile (3-5) and a pebble filtering layer (3-2);
the sand filtering layer (3-6) is arranged below the filter screen (3-8);
a geotextile (3-5) is arranged between the sand filtering layer (3-6) and the pebble filtering layer (3-2);
and a steel wire mesh is also arranged at the bottom end of the pebble filtering layer (3-2).
Furthermore, a drain pipe (3-3) is arranged on the inner side of the collection box (3-10), and the drain pipe (3-3) is connected with a hose water inlet pipe (4-1);
the vertical distance between the drain pipe (3-3) and the bottom of the collection box (3-10) ranges from 90cm to 100 cm;
and a pressure valve (3-4) is also arranged on the water discharge pipe (3-3).
Furthermore, two limiting plates (3-7) are fixedly connected to the inner walls of the collecting boxes (3-10), and the upper sides of the two limiting plates (3-7) are respectively contacted with the lower side walls of the top ends of the collecting boxes (3-10).
Further, the rainwater garden (5) is positioned below the ground level, and the vertical height difference between the rainwater garden (5) and the ground level ranges from 30cm to 40 cm.
Further, the rainwater treatment method applicable to the combined system for sponge transformation of the old community comprises the following specific operation steps:
step (1), when raining, rainwater on a community pavement (1) enters a rainwater tank (3) after passing through a drainage ditch (2), and vertically passes through a grating cover (3-11), a filter screen (3-8) and a multistage filter device from top to bottom in sequence, when the filtered rainwater reaches a certain amount, a pressure valve (3-4) is automatically opened, and the rainwater is discharged into a hose water inlet pipe (4-1) through the drainage pipe (3-3);
step (2), rainwater drained through the hose water inlet pipe (4-1) enters the gabion (4), and when the rainwater in the gabion (4) reaches a certain amount, the rainwater can enter the rainwater garden (5) in an overflow mode;
step (3), when the rainwater in the rainwater garden (5) reaches a certain amount, the rainwater can enter an underground municipal pipe network in an overflow mode;
step (4), after the use time is long, opening a grid cover (3-11), treading a pedal (6-5) of a driving mechanism (6), driving a rotating shaft to rotate by a rotating shaft chain (6-4), further extending a contraction rod (6-2) to enable a lifting hook (6-1) to hook a handle (3-9) of a collecting box, pressing a contraction switch (6-3) until the collecting box (3-10) is taken out, pressing the contraction switch (6-3) again, and retracting the contraction rod (6-2) into the collecting box;
and (5) intensively removing impurities from the taken collecting box (3-10), cleaning and replacing the filter screen (3-8) or the multi-stage filter device, and putting the collecting box (3-10) into the collecting pit (3-1) by using the driving mechanism (6) after the removal is finished.
Has the advantages that: compared with the prior art, the invention has the characteristics that: the invention can filter and collect large-volume garbage such as leaves, branches and the like in rainwater by arranging the grating cover and the filter screen. Set up multi-stage filtration device in the collecting box, carry out multi-stage filtration purification treatment to the rainwater, improve filtration efficiency, guarantee the purity of rainwater. The rainwater garden is positioned below the ground level, so that rainwater accumulated in the gabion can automatically flow into the rainwater garden along with the ground level, the purification and filtration effects on the rainwater are further enhanced, and the rainwater passing time is prolonged. The driving mechanism arranged on the right side of the rainwater tank is used for taking out the collecting box, so that people can clean the filter screen conveniently, and the normal filtering performance of the filter screen is guaranteed. The road rainwater sponge treatment system combines the road rainwater sponge treatment measures into the system, can greatly enhance the rainwater filtering and collecting capacity, reduces the rainwater runoff peak value, relieves the waterlogging problem of old communities, is modularized, is convenient to construct, has short transformation period and saves the cost.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
in the figure, 1 is a community pavement, 2 is a drainage ditch, 3 is a rainwater tank, 3-1 is a collection pit, 3-2 is a pebble filter layer, 3-3 is a drainage pipe, 3-4 is a pressure valve, 3-5 is geotextile, 3-6 is a sandstone filter layer, 3-7 is a limiting plate, 3-8 is a filter screen, 3-9 is a collection box handle, 3-10 is a collection box, 3-11 is a grid cover, 4 is a gabion, 4-1 is a hose water inlet pipe, 4-2 is a steel wire cage, 4-3 is a filter layer, 5 is a rainwater garden, 5-1 is an overflow pipe, 5-2 is an overflow port, 6 is a driving mechanism, 6-1 is a lifting hook, 6-2 is a contraction rod, 6-3 is a retraction switch, 6-4 is a rotating shaft chain, and 6-5 is a pedal plate.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in figures 1 and 2, the invention provides a combined system suitable for sponge transformation of old and old communities, which comprises a community pavement 1, a drainage ditch 2, a rainwater tank 3, a collection pit 3-1, a drainage pipe 3-3, a collection box 3-10, a grid cover 3-11, a gabion 4, a hose water inlet pipe 4-1, a rainwater garden 5, an overflow pipe 5-1, an overflow port 5-2 and a driving mechanism 6,
the water inlet of the rainwater tank 3 is communicated with the rainwater on the community pavement 1 through a drainage ditch 2, the water outlet of the rainwater tank 3 is connected with a hose water inlet pipe 4-1 through a drainage pipe 3-3 and communicated with the gabion 4, and the gabion 4 is communicated with the rainwater garden 5;
the driving mechanism 6 is installed at the right side of the raintank 3, and functions to take out the collection tanks 3 to 10.
The rainwater garden 5 is positioned below the ground level, and the vertical height difference range of the rainwater garden 5 and the ground level is 30 cm-40 cm.
An overflow pipe 5-1 is arranged in the rainwater garden 5, the overflow pipe 5-1 is arranged on the inner wall of the rainwater garden 5, and the vertical distance between the overflow pipe 5-1 and the bottom of the rainwater garden 5 ranges from 20cm to 30 cm;
the rainwater garden 5 is communicated with an underground municipal pipe network through the overflow pipe 5-1.
An overflow port 5-2 is formed in one side, close to the gabion 4, of the rainwater garden 5;
the gabion 4 is in communication with the rainwater garden 5 via the overflow 5-2.
Plants with drought resistance, flooding resistance and high ornamental value, such as pink reineckea herb, canna, dwarf lilyturf tuber, miscanthus floridulus, pyrrosia leaf, hemerocallis fulva and the like, are planted in the rainwater garden 5 and can be planted according to the requirements of the landscape of a residential area.
As shown in fig. 2 and 3, the raintank 3 includes a collection pit 3-1, a collection tank 3-10 and a grill cover 3-11,
a collecting box 3-10 is arranged in the collecting pit 3-1, and a multi-stage filtering device is arranged in the collecting box 3-10;
a through hole is arranged at the top of the collecting box 3-10 in a penetrating way, and the inner wall of the through hole is fixedly connected with a filter 3-8;
the inner wall of the collection box 3-10 is provided with a slope from two sides to the middle, so that rainwater can conveniently flow into the collection box 3-10 along the slope;
the filter screens 3-8 are arranged above the multistage filter device;
the distance range between the filter screen 3-8 and the top end of the collecting box 3-10 is 45 cm;
the grid cover 3-11 is arranged right above the collecting box 3-10.
The multistage filtering device in the collecting box 3-10 comprises a sand filtering layer 3-6, geotechnical cloth 3-5 and a pebble filtering layer 3-2;
wherein, the sand filtering layer 3-6 is arranged below the filter screen 3-8; the geotextile 3-5 is arranged between the sand filtering layer 3-6 and the pebble filtering layer 3-2;
a steel wire mesh is arranged at the bottom end of the pebble filtering layer 3-2.
The thickness range of the sand filtering layer 3-6 is 15 cm-20 cm, and the particle size range of sand in the sand filtering layer 3-6 is 0.5 mm-3 mm;
the thickness range of the pebble filtering layer 3-2 is 15 cm-25 cm, and the particle size range of pebbles in the pebble filtering layer 3-2 is 5 mm-10 mm.
A drain pipe 3-3 is arranged on the inner side of the collecting box 3-10, and the drain pipe 3-3 is arranged at a vertical distance of 90cm to 100cm from the bottom of the collecting box 3-10;
and a pressure valve 3-4 is arranged on the water discharge pipe 3-3.
As shown in fig. 2, the driving mechanism 6 includes a storage box provided on the right side of the raintank 3;
an output rotating shaft is fixedly connected to the bottom in the storage box, a pedal 6-5 is arranged at the bottom of the output rotating shaft, and a rotating shaft chain 6-4 is fixedly wound on the inner side wall of the output rotating shaft;
a collecting box handle 3-9 is fixedly connected to the upper part of the outer side of the collecting box 3-10, and the collecting box handle 3-9 is located in the middle of the collecting box 3-10.
A retraction switch 6-3 is connected between the output rotating shaft and the retraction rod 6-2, and the retraction switch 6-3 is connected with the lifting hook 6-1 through the retraction rod 6-2.
The inner wall of the collection box 3-10 is fixedly connected with two limiting plates 3-7, and the upper sides of the two limiting plates 3-7 are both contacted with the lower side wall of the top end of the collection box 3-10.
As shown in fig. 3, the gabion 4 comprises a plurality of gabion units, each gabion unit comprises a steel wire cage 4-2 and a filter layer 4-3, and the filter layer 4-3 is arranged at the bottom layer of the steel wire cage 4-2;
pebble filter particles are arranged in the filter layer 4-3, and the particle size of the pebble filter particles ranges from 15mm to 20 mm.
The rainwater treatment method comprises the following specific operation steps:
step one, in rainfall, rainwater on a community pavement 1 enters a rainwater tank 3 after passing through a drainage ditch 2, and vertically passes through a grating cover 3-11, a filter screen 3-8 and a multi-stage filter device from top to bottom in sequence, when the filtered rainwater reaches a certain amount, a pressure valve 3-4 is automatically opened, and the rainwater is drained into a hose water inlet pipe 4-1 through a drain pipe 3-3;
step two, rainwater drained through the hose water inlet pipe 4-1 enters the gabion 4, and when the rainwater in the gabion 4 reaches a certain amount, the rainwater can enter the rainwater garden 5 in an overflow mode;
step three, when the rainwater in the rainwater garden 5 reaches a certain amount, the rainwater can enter the municipal pipe network in an overflow mode;
step four, after the use time is long, opening a grid cover 3-11, driving a rotating shaft to rotate by a rotating shaft chain 6-4 when a pedal 6-5 of a driving mechanism is treaded, further extending a retracting rod 6-2 to enable a lifting hook 6-1 to hook a handle 3-9 of a collecting box, pressing the retracting switch 6-3 until the collecting box 3-10 is taken out, pressing the retracting switch 6-3 again, and retracting the retracting rod 6-2 into a containing box;
step five, the collected collection box 3-10 taken out is intensively cleaned of impurities, the filter screen 3-8 or the filter device is cleaned and replaced, and after the removal is finished, the collection box 3-10 is placed into the collection pit 3-1 by using a driving mechanism.
The specific implementation mode is as follows: when raining, rainwater on a community pavement 1 enters a rainwater tank 3 after passing through a drainage ditch 2, and vertically passes through a grating cover 3-11, a filter screen 3-8, a sand filter layer 3-6, geotextile 3-5, a pebble filter layer 3-2 and a steel wire mesh from top to bottom in sequence, when the rainwater accumulated in a collection box 3-10 reaches a certain amount, a pressure valve 3-4 is automatically opened, and the rainwater is discharged into a hose water inlet pipe 4-1 through a drainage pipe 3-3;
rainwater discharged through the hose water inlet pipe 4-1 enters the gabion 4, when the rainwater in the gabion 4 reaches a certain amount, the rainwater automatically enters the rainwater garden 5 from the overflow port 5-2 to provide irrigation moisture for plants in the rainwater garden 5, and when the amount of the rainwater in the rainwater garden 5 is excessive, the rainwater purified through filtration flows into a municipal pipe network through the overflow pipe 5-1;
the method comprises the following specific operations that after the collecting box 3-10 is used for a long time, impurities in the collecting box 3-10 are more and more, so that the collecting box 3-10 needs to be taken out and cleaned, the grille cover 3-11 is opened, the rotating shaft is driven by the rotating shaft chain 6-4 to rotate when the pedal 6-5 of the driving mechanism is stepped, the telescopic rod 6-2 extends to enable the lifting hook 6-1 to hook the handle 3-9 of the collecting box, the retracting switch 6-3 is pressed until the collecting box 3-10 is taken out, the retracting switch 6-3 is pressed again, and the telescopic rod 6-2 is retracted into the containing box; the collected collection box 3-10 is taken out to intensively remove impurities, the filter screen 3-8 or the filter device is cleaned and replaced, and after the removal is finished, the collection box 3-10 is placed into the collection pit 3-1 by using a driving mechanism.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. The utility model provides a combined system suitable for old district sponge transformation which characterized in that:
comprises a rainwater tank (3), a gabion (4), a rainwater garden (5) and a driving mechanism (6);
a community pavement (1) is arranged on one side of the rainwater tank (3), a water inlet is formed in one side, facing the community pavement (1), of the rainwater tank (3), and the water inlet of the rainwater tank (3) is communicated with the community pavement (1) through a connected drainage ditch (2);
a gabion (4) is arranged on the other side of the rainwater tank (3), a water outlet is arranged on one side of the rainwater tank (3) facing the gabion (4), the water outlet of the rainwater tank (3) is connected with a hose water inlet pipe (4-1) through a water outlet pipe (3-3) and is communicated with the gabion (4),
a rainwater garden (5) is arranged on the other side of the gabion (4), and the gabion (4) is communicated with the rainwater garden (5);
an overflow pipe (5-1) is arranged in the rainwater garden (5), and the rainwater garden (5) is communicated with an underground municipal pipe network through the arranged overflow pipe (5-1);
the driving mechanism (6) is arranged on the right side of the rainwater tank (3).
2. The combination of claim 1, wherein the system is adapted for sponge remodeling of old and old residential areas:
the rainwater tank (3) comprises a collecting pit (3-1), a collecting box (3-10) and a grating cover (3-11);
a collecting box (3-10) is arranged in the collecting pit (3-1), and a multi-stage filtering device is arranged in the collecting box (3-10);
a through hole is formed in the top of the collecting box (3-10) in a penetrating mode, a filter screen (3-8) is fixedly connected to the inner wall of the through hole, and the filter screen (3-8) is arranged on the upper side of the multi-stage filtering device;
the grid cover (3-11) is arranged right above the collecting box (3-10);
wherein, the distance range between the filter screen (3-8) and the top end of the collecting box (3-10) is 45 cm.
3. The combination of claim 1, wherein the system is adapted for sponge remodeling of old and old residential areas:
the driving mechanism (6) comprises a containing box arranged on the right side of the rainwater box (3), an output rotating shaft is fixedly connected to the bottom in the containing box, and a pedal (6-5) is arranged at the bottom of the output rotating shaft;
a rotating shaft chain (6-4) is fixedly wound on the inner side wall of the output rotating shaft;
a collecting box handle (3-9) is fixedly connected above the outer side of the collecting box (3-10),
the collecting box handle (3-9) is positioned in the middle of the collecting box (3-10), and a lifting hook (6-1) is arranged on the collecting box handle (3-9).
4. A combination system according to claim 3, adapted for sponge retrofitting in old communities, characterized in that:
a retraction switch (6-3) is connected between the output rotating shaft and the retraction rod (6-2),
the retraction switch (6-3) is connected with the lifting hook (6-1) through the retraction rod (6-2).
5. A combination system for sponge-reforming of old community as claimed in claim 2, wherein:
the multistage filtering device arranged in the collecting box (3-10) comprises a sand filtering layer (3-6), geotechnical cloth (3-5) and a pebble filtering layer (3-2);
the sand filtering layer (3-6) is arranged below the filter screen (3-8);
a geotextile (3-5) is arranged between the sand filtering layer (3-6) and the pebble filtering layer (3-2);
and a steel wire mesh is also arranged at the bottom end of the pebble filtering layer (3-2).
6. A combination system for sponge-reforming of old community as claimed in claim 2, wherein:
a drain pipe (3-3) is arranged on the inner side of the collection box (3-10), and the drain pipe (3-3) is connected with a hose water inlet pipe (4-1);
the vertical distance between the drain pipe (3-3) and the bottom of the collection box (3-10) ranges from 90cm to 100 cm;
and a pressure valve (3-4) is also arranged on the water discharge pipe (3-3).
7. A combination system for sponge-reforming of old community as claimed in claim 2, wherein:
the inner walls of the collection boxes (3-10) are fixedly connected with two limiting plates (3-7), and the upper sides of the two limiting plates (3-7) are respectively contacted with the lower side walls of the top ends of the collection boxes (3-10).
8. The combination of claim 1, wherein the system is adapted for sponge remodeling of old and old residential areas:
the rainwater garden (5) is positioned below the ground level, and the vertical height difference range between the rainwater garden (5) and the ground level is 30 cm-40 cm.
9. The method for treating rainwater in a combined system suitable for sponge reformation of old communities according to any one of claims 1 to 8 is characterized by comprising the following specific operation steps:
step (1), when raining, rainwater on a community pavement (1) enters a rainwater tank (3) after passing through a drainage ditch (2), and vertically passes through a grating cover (3-11), a filter screen (3-8) and a multistage filter device from top to bottom in sequence, when the filtered rainwater reaches a certain amount, a pressure valve (3-4) is automatically opened, and the rainwater is discharged into a hose water inlet pipe (4-1) through the drainage pipe (3-3);
step (2), rainwater drained through the hose water inlet pipe (4-1) enters the gabion (4), and when the rainwater in the gabion (4) reaches a certain amount, the rainwater can enter the rainwater garden (5) in an overflow mode;
step (3), when the rainwater in the rainwater garden (5) reaches a certain amount, the rainwater can enter an underground municipal pipe network in an overflow mode;
step (4), after the use time is long, opening a grid cover (3-11), treading a pedal (6-5) of a driving mechanism (6), driving a rotating shaft to rotate by a rotating shaft chain (6-4), further extending a contraction rod (6-2) to enable a lifting hook (6-1) to hook a handle (3-9) of a collecting box, pressing a contraction switch (6-3) until the collecting box (3-10) is taken out, pressing the contraction switch (6-3) again, and retracting the contraction rod (6-2) into the collecting box;
and (5) intensively removing impurities from the taken collecting box (3-10), cleaning and replacing the filter screen (3-8) or the multi-stage filter device, and putting the collecting box (3-10) into the collecting pit (3-1) by using the driving mechanism (6) after the removal is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| KR101375866B1 (en) * | 2013-10-29 | 2014-03-17 | 주식회사 이피에스이앤이 | Early stage rain water treatment apparatus and rain water outflow reduction apparatus |
| KR101655313B1 (en) * | 2015-12-29 | 2016-09-07 | (주)대일이앤지 | Infiltration trench with function of monitoring |
| CN107237389A (en) * | 2017-08-01 | 2017-10-10 | 武汉文科生态环境有限公司 | A kind of sponge combination system and its rainwater treatment method suitable for old cell |
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| CN211721218U (en) * | 2020-01-10 | 2020-10-23 | 上海东江建筑勘察设计工程有限公司 | Sponge is rainwater garden structure for city construction |
| CN214994288U (en) * | 2021-06-25 | 2021-12-03 | 北京远洋景观规划设计院有限公司 | Rainwater collection system suitable for old district transformation |
| CN215367537U (en) * | 2021-07-31 | 2021-12-31 | 湖北弘平正建设有限公司 | Roof rainwater collecting and processing system suitable for old community transformation |
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| KR101375866B1 (en) * | 2013-10-29 | 2014-03-17 | 주식회사 이피에스이앤이 | Early stage rain water treatment apparatus and rain water outflow reduction apparatus |
| KR101655313B1 (en) * | 2015-12-29 | 2016-09-07 | (주)대일이앤지 | Infiltration trench with function of monitoring |
| CN107237389A (en) * | 2017-08-01 | 2017-10-10 | 武汉文科生态环境有限公司 | A kind of sponge combination system and its rainwater treatment method suitable for old cell |
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| CN215367537U (en) * | 2021-07-31 | 2021-12-31 | 湖北弘平正建设有限公司 | Roof rainwater collecting and processing system suitable for old community transformation |
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