CN108222216A - A kind of rainwater ecological exhaust system and its construction method - Google Patents
A kind of rainwater ecological exhaust system and its construction method Download PDFInfo
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- CN108222216A CN108222216A CN201810250202.XA CN201810250202A CN108222216A CN 108222216 A CN108222216 A CN 108222216A CN 201810250202 A CN201810250202 A CN 201810250202A CN 108222216 A CN108222216 A CN 108222216A
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- 238000010276 construction Methods 0.000 title claims abstract description 16
- 230000008595 infiltration Effects 0.000 claims abstract description 27
- 238000001764 infiltration Methods 0.000 claims abstract description 27
- 239000012466 permeate Substances 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000002689 soil Substances 0.000 claims description 15
- 238000005266 casting Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910052572 stoneware Inorganic materials 0.000 claims description 3
- 210000001520 comb Anatomy 0.000 claims 1
- 230000002459 sustained effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 208000019901 Anxiety disease Diseases 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000036506 anxiety Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 235000019994 cava Nutrition 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
- E03F1/002—Methods, systems, or installations for draining-off sewage or storm water with disposal into the ground, e.g. via dry wells
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/02—Arrangement of sewer pipe-lines or pipe-line systems
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Sewage (AREA)
Abstract
A kind of rainwater ecological exhaust system and its construction method,Belong to civic building field,Multiple filter wells towards underground are provided in the infiltration ground,Closed conduit is provided with from high to low successively from multiple filter well bottom surfaces,Underdrain,The more horizontal pipes being laid with,The more horizontal pipes being laid with are embedded in the concrete cushion bottom set in structure foundation,For rubble rammed earth layer or the soakaway trench of rammed earth layer is vertically set below the more horizontal pipes being laid with,Rainwater can flow into building bottom from filter well and permeate the ground,This subsurface stormwater infiltration structure,A kind of complete rainwater ecological exhaust system is formd with ground rainwater structure,The discharge capacity of rainwater can be improved,Reduce the urban waterlogging that rainwater is formed,Convenient environment is provided for resident trip,It can reduce and be lost caused by rainwater waterlogging,Natural calamity ability caused by improving city reply natural environment.
Description
Technical field
The present invention relates to a kind of storm-water system and its construction method, more particularly to a kind of rainwater ecological exhaust system and
Its construction method belongs to civic building field.
Background technology
With industrialization, the development of urbanization, the increase of carbon emission is brought, the destruction of ozone layer brings earth surface
Temperature increases, rainwater increases, and usually because of impeded drainage, formation urban waterlogging, affects urban transportation, is produced to the life of the people
Influence is brought, great pollution is brought to living environment or even brings property loss and the cost of life.
In recent years, with environmental pollution, the generation of natural and man-made calamities, people are constantly introspecting, and also are constantly paying attention to protecting
Retaining ring border, maintaining ecological balance, built environment friendly city.
For surface drainage system, planted roof is set on roof, grass planting ditch is set in greenery patches, facilitates the stream of rainwater
It is logical, permeable laying road surface is set in the road, level-one concave herbaceous field is set in Around the house, leaving Around the house farther out
Road, the relatively low two level concave herbaceous field of parking lot setting absolute altitude, and by level-one concave herbaceous field and two level concave herbaceous field it
Between connect, setting rainwater flows secret tunnel when encountering road；The Rain Garden of concave herbaceous field is set lower than around the area of square
Or pond, concave herbaceous field, parking lot, the Rain Garden on square or pond are collected, is being not provided with living for storm-water system
Pond is set and is connected with residential quarters discharge outlet by residence cell；Gap, connection gap and and city are set on pond periphery
Storm Sewer Network.
Seep water ground structure schematic diagram on Fig. 5 buildings periphery.This is a representative infiltration ground structure, by building
Object surrounding ground specifically includes level-one greenery patches 21, seep water road 22, connection canal or the rubble connection canal of mating formation to around gradually dropping
One 23, two level concave green belt 24, parking lot or square 25, connection canal or rubble connection canal 2 26, three-level concave herbaceous field 27.
Rainwater can flow to 10 periphery of building from roof, from the level-one concave herbaceous field 21 of Around the house to the three-level in a distant place
Concave green belt 27 flows to three-level concave green belt 27 in parking lot 25 or square farther out by being provided with permeable laying road 22
In, infiltration, which mats formation to be respectively arranged with rubble under road 22 and parking lot 25 or square and connect canal 1, connects the general of canal 2 26 with rubble
It is connected between multiple greenery patchess, rainwater can flow from high to low, be provided in some squares and be used to converge less than concave herbaceous field
The pond 28 of poly- rainwater.
The rainwater ecological planning on ground is gradually perfect, still, as the ponding of earth's surface, in two level concave herbaceous field, pond
Water, the complete subsurface stormwater osmotic system of neither one, permeates too late rainwater and is discharged into river, get off for a long time
Earth's surface arid, water deficient can be formed, underground water sinks or exhaustion, affects plantation, forms vicious circle, causes serious
The city that disruption of ecological balance, particularly building gradually increase reduces under building, such as without rain penetration, sub-surface water content
What permeates rainwater using basement bottom of the building, increases underground moisture, forms a rainwater ecological discharge system, has become city and build
Build the big subject that setting faces in the middle.
Invention content
Problem is not made full use of for building seepage in underground area, the present invention provides a kind of rainwater ecological exhaust system
And its construction method, the purpose is to which the ground rainwater developed at present exhaust system is organically combined together, by existing
Face storm-water system extends to underground, and makes full use of the more dry phenomenon of building sub-surface, and one is formed completely with ground
Cyclicity rainwater ecological system, solve the problems, such as urban waterlogging, maintain rainwater ecological balance, alleviate underground water anxiety situation, subtract
The damage of few people's life and property improves the quality of environment for human survival.
The technical scheme is that：A kind of rainwater ecological exhaust system, including from building surrounding ground to surrounding by
The infiltration ground structure gradually to drop, the concrete cushion set on structure foundation and ground, infiltration ground structure include building
Multistage greenery patches around object, it is described infiltration ground in be provided with multiple filter wells towards underground, from multiple filter well bottom surfaces according to
Secondary to be provided with closed conduit, underdrain, the more horizontal pipes being laid with from high to low, the more horizontal pipes being laid with are with being embedded in building
The concrete cushion bottom set on base for rubble rammed earth layer or is vertically set on rammed earth layer below the more horizontal pipes being laid with
Soakaway trench, rainwater can flow into building bottom from filter well and permeate the ground；
Further, rubble bag or sandbag are filled in the filter well, closed conduit, underdrain；
Further, the described more horizontal pipes being laid with are the horizontal more pipes with aperture or gap；
Further, the periphery of the filter well is provided with casing, and air outlet pipe is vertically installed in casing, and casing is higher by it circumferentially
Face, casing top are provided with head cover, and head cover is double-edged fine-toothed comb structure；
Further, the casing is pipe of concrete, plastic tube, stoneware pipe or stainless steel tube, and casing upper end is above ground level, and lower end is inserted
Enter ground, casing upper surface is provided with head cover；
Further, the air outlet pipe is arranged among filter well, and upper end is highly consistent with casing, and lower end extends to closed conduit；
Further, the more horizontal pipes being laid with and underdrain junction, the more horizontal pipes being laid with are with underdrain bottom surface same
In height,
Further, the setting direction of the horizontal more pipes is any direction, and trench is stretched at both ends, described to be vertically set on
The soakaway trench of rammed earth layer, lower end are pointed, there is multiple holes on tube wall.
A kind of construction method of rainwater ecological exhaust system, including above-mentioned rainwater ecological exhaust system, the rainwater life
The construction method of state exhaust system follows the steps below construction：
1）Building foundation pit is excavated, rubble is laid on foundation pit surface or squeezes into soakaway trench, rubble is rammed into soil or tamped and is squeezed into
The ground of soakaway trench；
2) underdrain is set on structure foundation periphery；
3）On the soil layer of rubble is rammed into or on having the foundation soil for squeeze into soakaway trench it is horizontal be laid with it is more with aperture or gap
Root pipe, and make its aperture or gap more pipe both ends extend to underdrain towards rubble rammed earth layer or soakaway trench top port,
Rubble bag or sandbag are filled up in underdrain；
4）Casting concrete bed course on more pipes being laid on ground, makes more pipes be embedded in concrete cushion bottom,
After the completion of building under ground portion, the backfill on underdrain, and to backfilling rammed earth；
5）The closed conduit connected with underdrain is excavated, the other end of closed conduit is made to be higher than the one end connected with underdrain, and set in closed conduit
Put rubble bag or sandbag, backfill on rubble bag or sandbag, and tamp；
6）The other end of closed conduit is extended to below infiltration ground or square, and filter well is dug to closed conduit in infiltration ground or square, is oozing
Vertical air outlet pipe is set in well, and air outlet pipe periphery sets rubble, rubble bag or sandbag, sets casing around filter well, make
Casing upper end is above ground level or contour with square surface, and double-edged fine-toothed comb shape head cover is fixed on casing.
Further, seep water after rainwater covers casing height in ground, filter well flowed into from double-edged fine-toothed comb, along filter well, closed conduit,
More water pipes of the bottom surface of underdrain and horizontal laying flow into rubble and are rammed into soil or soakaway trench, penetrate into building underground.
The good effect that the present invention has is：By being provided with multiple filter wells towards underground, energy in ground of seeping water
It is enough that the rainwater converged in multistage greenery patches around building is flowed into underground, reduce the ground such as ground upper ground surface, road, Around the house
Rainwater is spread unchecked, and reduces or eliminates the urban waterlogging brought by rainwater, excludes the inconvenience and loss that are brought by waterlogging；By in underground
Closed conduit, underdrain, the more horizontal pipes being laid with are provided with from high to low successively from multiple filter well bottom surfaces, can ensure to flow into ground
Under rainwater can smoothly flow, formed a subsurface stormwater exhaust system, can alleviate ground rainwater discharge pressure；Pass through
The more horizontal pipes being laid with are embedded in concrete cushion bottom in structure foundation, structure foundation can not influenced
Under the premise of, underground drying soil layer is made to absorb ground rainwater, can alleviate that underground water is excessively developed, underground water is serious low and tends to be withered
The problem of exhausting；By setting rubble rammed earth layer in structure foundation, be conducive to rainwater from horizontal more with aperture or gap
When outflow rain penetration is to underground in the pipe that root level is laid with, the sub-surface disturbance that rainwater fluxion strap comes, Huo Zhetong are reduced
The soakaway trench that setting is set in structure foundation is crossed, is conducive to reduce when rainwater flows into underground along the soakaway trench for erectting setting
The sub-surface disturbance that rainwater fluxion strap comes；It, can not only by being filled with rubble bag or sandbag in filter well, closed conduit, underdrain
Enough prevent the filter well, closed conduit, underdrain in cavity from causing caving in for ground, and being conducive to the flowing or infiltration of rainwater, it being capable of shape
The subsurface stormwater channel solid into one；By being provided with casing on the filter well periphery, outlet is vertically installed in casing
Pipe, casing are higher by its periphery greenery patches, and casing top is provided with head cover, and head cover is double-edged fine-toothed comb structure, on the one hand can ensure that rainwater exists
Accumulate certain water on greenery patches, be conducive to using rainwater is oozed under greenery patches, in addition, the amount of rainfall that on the one hand can will be higher by casing
Underground is flowed into casing, while by setting air outlet pipe, is conducive to the outside discharge of underground gas, is conducive to the smooth of flow
Flowing.By setting this subsurface stormwater infiltration structure, a kind of complete rainwater ecological is formd with ground storm-water system
Exhaust system can improve the discharge capacity of rainwater, reduce the urban waterlogging that rainwater is formed, convenient ring is provided for resident trip
Border can reduce and be lost caused by rainwater waterlogging, improve natural calamity ability caused by city reply natural environment.
Description of the drawings
The section structure diagram of Fig. 1 rubble rammed earth layer subsurface stormwater ecology exhaust systems.
The section structure diagram of Fig. 2 soakaway trench subsurface stormwater ecology exhaust systems.
The connection of Fig. 3 filter wells and closed conduit and organigram.
One of horizontal laying methods of pipe being laid with of more of Fig. 4.
The two of the laying method of the horizontal pipes being laid with of more of Fig. 5.
Fig. 6 is provided with the floor map of subsurface stormwater ecology exhaust system.
The plane distribution schematic diagram of Fig. 7 grounds rainwater ecological exhaust system.
Label declaration：10- buildings, 11- rubble rammed earths layer, 11a- rammed earths layer, 12- concrete cushions, 13- pipes, 14-
Underdrain, 15- closed conduits, 16- filter wells, 17- casings, 18- air outlet pipes, 19- undergrounds, 19a- foundation pits, 20- soakaway trench, 21- level-ones
Concave green belt, 22- infiltration mat formation road, 23- connection canal or rubble connection canal one, 24- two levels concave green belt, 25- parking lots or
Square, 26- connection canals or rubble connection canal two, 27- three-levels concave green belt, 28- ponds.
Specific embodiment
Technical scheme of the present invention is described in detail referring to the drawings.
The technical scheme is that a kind of rainwater ecological exhaust system, Fig. 1 is rubble rammed earth layer subsurface stormwater ecology row
The section structure diagram of place system.Fig. 2 is the section structure diagram of soakaway trench subsurface stormwater ecology exhaust system.
Rainwater ecological exhaust system is included from 10 surrounding ground of building to the infiltration ground structure around gradually to drop, builds
The concrete cushion 12 set in 10 ground of object and ground is built, it is green that infiltration ground structure includes Around the house setting level-one up concave type
Ground, two level concave herbaceous field, it is described infiltration ground in be provided with multiple filter wells 16 towards underground, from multiple 16 bottoms of filter well
Face is provided with closed conduit 15, underdrain 14, the more horizontal pipes 13 being laid with from high to low successively, and the more horizontal pipes 13 being laid with are inlayed
12 bottom of concrete cushion set in 10 ground of building, the more horizontal pipes 13 being laid with are rubble rammed earth layer below
11 or the soakaway trench 20 of rammed earth layer 11a is vertically set on, rainwater can flow into 10 bottom of building from filter well 16 and permeate the ground 19；
Rubble bag or sandbag are filled in the filter well 16, closed conduit 15, underdrain 14.
The rubble rammed earth layer 11 is that rubble is laid on ground, and then rubble is pressed into soil, 11 energy of rubble rammed earth layer
It enough will be in rain penetration above to underground 19.
The soakaway trench 20 is squeezed into foundation pit 19a successively according to certain spacing in foundation pit 19a, in order to
It is acute angle-shaped structure in lower end convenient for squeezing into ground.
Fig. 3 is connection and the organigram of filter well and closed conduit.16 periphery of filter well is provided with casing 17, shield
Air outlet pipe 18 is vertically installed in cylinder 17, casing 17 is higher by its surrounding ground, and 17 top of casing is provided with head cover, and head cover is double-edged fine-toothed comb
Structure, double-edged fine-toothed comb structure can not only be by water infiltration well 16, and can filter weeds class, can prevent from blocking rubble structure
Into filter well 16.
The casing 17 is pipe of concrete, plastic tube, stoneware pipe or stainless steel tube, and 17 upper end of casing is above ground level, lower end
Prolong and be inserted into ground, 17 upper surface of casing is provided with head cover；
Further, the air outlet pipe 18 is arranged among filter well 16, and upper end and casing 17 are highly consistent, and lower end extends to closed conduit
15, air outlet pipe 18 can discharge the gas of underground, be conducive to the smooth inflow of rainwater.
It is the laying of the more horizontal pipes being laid with that Fig. 4, which is one of more horizontal laying methods of pipe being laid with, Fig. 5,
The two of method.
The described more horizontal pipes 13 being laid with are the horizontal more pipes 13 with aperture or gap.In rubble rammed earth layer
On 11 after horizontal laying, concrete is poured into a mould on it, horizontal more pipes 13 is made to be embedded in the lower section of concrete cushion, in order to
Go out convenient for pipe intermediate flow in rainwater, need specially extend downward into the central bore of pipe or beginning gap, pillar
Closed conduit can also be arranged on arbitrary height in the height of filter well, with firm for principle.
The more horizontal pipes 13 being laid with and 14 junction of underdrain, more horizontal pipes 13 are with 14 bottom surface of underdrain same
In height.
The setting direction of the described more horizontal pipes 13 being laid with is any direction, and trench is stretched at both ends, described vertically to set
The soakaway trench in rammed earth layer is put, lower end is pointed, there are multiple holes on tube wall.Fig. 3 is the disconnected of subsurface stormwater ecology exhaust system
Face structure diagram.Fig. 4 is the section structure diagram of subsurface stormwater ecology exhaust system.
The length direction of the described more horizontal pipes 13 being laid with is parallel or adjacent with building 10 with 10 length of side of building
There is certain angle between the length of side.
A kind of construction method of rainwater ecological exhaust system, including above-mentioned rainwater ecological exhaust system, the rainwater ecological
The construction method of exhaust system follows the steps below construction：
1）10 foundation pit 19a of building is excavated, rubble is laid on foundation pit 19a surfaces or squeezes into soakaway trench 20, rubble is rammed into
In soil or the ground of soakaway trench 20 is squeezed into compacting；
2) underdrain 14 is set on 10 ground periphery of building；
3）It is horizontal on the soil layer of rubble is rammed into or on having the foundation soil for squeezing into soakaway trench 20 to be laid with aperture or gap
More pipes 13, and make its aperture or gap more 13 both ends of pipe extend to underdrain 14 towards 20 top port of soakaway trench,
Rubble bag or sandbag are filled up in underdrain 14；
4）Casting concrete bed course 12 on more pipes 13 being laid on ground, makes more pipes 13 be embedded in concrete cushion
12 bottoms, after the completion of building under ground portion, the backfill on underdrain 14, and to backfilling rammed earth；
5）The closed conduit 15 connected with underdrain 14 is excavated again, and the other end of closed conduit 15 is made to be higher than the one end connected with underdrain 14, and
Rubble bag or sandbag in closed conduit 15 are set, backfill is added, and tamp on rubble bag or sandbag；
6）, filter well is dug to closed conduit 15 on infiltration ground or square, and vertical air outlet pipe 18, air outlet pipe are set in filter well 16
18 peripheries set rubble or rubble bag or sandbag, 16 surrounding of filter well setting casing 17, make 17 upper end of casing be higher by green face or with
Square surface is contour, and double-edged fine-toothed comb shape head cover is fixed on casing 17,
Further, after rainwater covers 17 height of casing in infiltration ground, filter well 16 is flowed into from double-edged fine-toothed comb, along filter well 16, secretly
Canal 15, the bottom surface of underdrain 14 and more water pipes of horizontal laying flow into rubble and are rammed into soil or soakaway trench 20, penetrate into building
10 undergrounds 19.
Ground described herein sweat greenery patches includes level-one concave green belt 21, two level concave green belt 24, three-level concave green belt
27 and pond 28.
The present invention, can will be around building 10 by being provided with multiple filter wells 16 towards underground in ground of seeping water
Multistage greenery patches in the rainwater that converges flow into underground 19, the rainwater for reducing the ground such as ground upper ground surface, road, Around the house is spread unchecked, and is dropped
The urban waterlogging that low or elimination is brought by rainwater, excludes the inconvenience and loss that are brought by waterlogging；By being oozed in underground 19 from multiple
16 bottom surface of well is provided with closed conduit 15, underdrain 14, the more horizontal pipes 13 being laid with from high to low successively, can ensure to flow into ground
Lower 19 rainwater can smoothly flow, and form a subsurface stormwater exhaust system, can alleviate the row of the ground rainwater ecosystem
Bleed off pressure power；By the way that the more horizontal pipes 13 being laid with are embedded in 12 bottom of concrete cushion, Neng Gou in 10 ground of building
Under the premise of not influencing 10 ground of building, make to absorb ground rainwater in underground drying soil layer, 19 water of underground can be alleviated and excessively opened
The problem of hair, 19 water of underground are serious low and tend to exhaustion；By setting rubble rammed earth layer 11 in 10 basis of building, favorably
Rain penetration is flowed out from the horizontal more pipes 13 with aperture or gap to underground 19 in rainwater or is set along erectting
Soakaway trench 20 flow into underground 19；By setting the soakaway trench 20 of setting in structure foundation, be conducive to rainwater along setting
The soakaway trench 20 of setting reduces the sub-surface disturbance that rainwater fluxion strap comes when flowing into underground；By filter well 16, closed conduit 15,
Filled with rubble bag or sandbag in underdrain 14, it can not only prevent the filter well 16, closed conduit 15, underdrain 14 in cavity from causing ground
It caves in, and is conducive to the flowing or infiltration of rainwater, one of solid 19 rain water channel of underground can be formed；By being oozed described
16 periphery of well is provided with casing 17, and air outlet pipe 18 is vertically installed in casing 17, and casing 17 is higher by its surrounding ground, casing 17
Top is provided with head cover, and head cover is double-edged fine-toothed comb structure, on the one hand can ensure the amount of storage of rainwater on the ground, in addition, on the one hand can
Underground 19 is flowed into, while by setting air outlet pipe 18, be conducive to underground 19 in casing 17 with the amount of rainfall that will be higher by casing 17
The outside discharge of gas, due to the happy flowing of flow.By setting this subsurface stormwater infiltration structure, with ground rainwater structure
A kind of complete rainwater ecological exhaust system is formd, the discharge capacity of rainwater can be improved, is reduced in the city that rainwater is formed
Flood provides convenient environment for resident trip, can reduce and be lost caused by rainwater waterlogging, improves city reply natural environment
Caused natural calamity ability.
Claims (10)
1. a kind of rainwater ecological exhaust system, including from building surrounding ground to the infiltration ground structure around gradually to drop,
The concrete cushion set on structure foundation and ground, infiltration ground structure includes the multistage greenery patches around building, special
Sign is：Multiple filter wells towards underground are provided in the infiltration ground, from multiple filter well bottom surfaces successively from high to low
Closed conduit, underdrain, the more horizontal pipes being laid with are provided with, the more horizontal pipes being laid with are embedded in what is set on structure foundation
Concrete cushion bottom for rubble rammed earth layer or is vertically set on the soakaway trench of rammed earth layer below the more horizontal pipes being laid with,
Rainwater can flow into building bottom from filter well and permeate the ground.
2. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The filter well, closed conduit, underdrain
In be filled with rubble bag or sandbag.
3. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The described more horizontal pipes being laid with
Son is the horizontal more pipes with aperture or gap.
4. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The periphery setting of the filter well
There is casing, air outlet pipe is vertically installed in casing, casing is higher by its surrounding ground, and casing top is provided with head cover, and head cover is combs
Minor structure.
5. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The casing for pipe of concrete,
Plastic tube, stoneware pipe or stainless steel tube, casing upper end is above ground level, and ground is inserted into lower end, and casing upper surface is provided with head cover.
6. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The air outlet pipe is arranged on infiltration
Among well, upper end is highly consistent with casing, and lower end extends to closed conduit.
7. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The more horizontal pipes being laid with
Underdrain junction, the more horizontal pipes being laid with are with underdrain bottom surface on sustained height.
8. a kind of rainwater ecological exhaust system according to claim 1, it is characterised in that：The horizontal more pipes
Setting direction is any direction, and trench, the soakaway trench for being vertically set on rammed earth layer are stretched in both ends, and lower end is pointed, tube wall
On have multiple holes.
9. a kind of construction method of rainwater ecological exhaust system, includes the rainwater ecological exhaust system of above-mentioned power 1-8, feature exists
In：The construction method of the rainwater ecological exhaust system follows the steps below construction：
1）Building foundation pit is excavated, rubble is laid on foundation pit surface or squeezes into soakaway trench, rubble is rammed into soil or tamped and is squeezed into
The ground of soakaway trench；
2) underdrain is set on structure foundation periphery；
3）On the soil layer of rubble is rammed into or on having the foundation soil for squeeze into soakaway trench it is horizontal be laid with it is more with aperture or gap
Root pipe, and make its aperture or gap more pipe both ends extend to underdrain towards rubble rammed earth layer or soakaway trench top port,
Rubble bag or sandbag are filled up in underdrain；
4）Casting concrete bed course on more pipes being laid on ground, makes more pipes be embedded in concrete cushion bottom,
After the completion of building under ground portion, the backfill on underdrain, and to backfilling rammed earth；
5）The closed conduit connected with underdrain is excavated, the other end of closed conduit is made to be higher than the one end connected with underdrain, and set in closed conduit
Put rubble bag or sandbag, backfill on rubble bag or sandbag, and tamp；
6）The other end of closed conduit is extended to below infiltration ground or square, and filter well is dug to closed conduit in infiltration ground or square, is oozing
Vertical air outlet pipe is set in well, and air outlet pipe periphery sets rubble, rubble bag or sandbag, sets casing around filter well, make
Casing upper end is above ground level or contour with square surface, and double-edged fine-toothed comb shape head cover is fixed on casing.
10. a kind of construction method of rainwater ecological exhaust system according to claim 9, it is characterised in that：Infiltration ground
After middle rainwater covers casing height, filter well is flowed into from double-edged fine-toothed comb, along filter well, closed conduit, the bottom surface of underdrain and horizontal paving
If more water pipes flow into rubble and be rammed into soil or soakaway trench, penetrate into building underground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810250202.XA CN108222216B (en) | 2018-03-26 | 2018-03-26 | Rainwater ecological drainage system and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810250202.XA CN108222216B (en) | 2018-03-26 | 2018-03-26 | Rainwater ecological drainage system and construction method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108222216A true CN108222216A (en) | 2018-06-29 |
| CN108222216B CN108222216B (en) | 2023-12-08 |
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ID=62659008
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810250202.XA Active CN108222216B (en) | 2018-03-26 | 2018-03-26 | Rainwater ecological drainage system and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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