CN107574867A - A kind of and matching used rainwater collecting and treating system of municipal works - Google Patents

Abstract

The invention discloses a kind of and matching used rainwater collecting and treating system of municipal works, solves the rinse water that collected rainwater is mostly just used as lavatory by present rainwater collecting and treating system, reasonable utilization rate is low, collected rainwater still can there is a situation where to waste, and its drip irrigation device is：Include the rainwater collection pool being connected with municipal storm sewer and the flushing pipe connected with civic building, the rainwater collection pool is connected with the spraying pipe for passing flower bed soil layer, the flushing pipe is connected with the fermentation vat for collecting rinse water, the fermentation vat is respectively connected with mixing pit with rainwater collection pool, the mixing pit is connected with the osmos tube being embedded in flower bed soil layer, reach supporting with municipal systems, improved the reasonable availability of rainwater.

Description

A kind of and matching used rainwater collecting and treating system of municipal works

Technical field

The present invention relates to rainwater treatment, the more particularly to a kind of and matching used rainwater collecting and treating system of municipal works.

Background technology

As the increasingly deficient of water resource, the becoming increasingly conspicuous of imbalance between supply and demand, people are for the green, consciousness of saving water and energy Increasingly reinforcement, increasing country recognizes the value of rainwater resource, and takes many effective measures, suits measures to local conditions Carry out rainwater comprehensive utilization.

The features such as rainwater has use without compensation as open water supply, and dustiness is light.If can be by the orderly profit of rainwater resource Use, water saving, fwaater resources protection and self-restraint can be achieved, reduce Urban Flood Waterlogging, reduce water pollution and improve the ecological environment Deng multiple target.Collected rainwater is mostly just used as the rinse water of lavatory by present rainwater collecting and treating system, Reasonable utilization rate is low, and collected rainwater still can there is a situation where to waste.

The content of the invention

It is an object of the invention to provide a kind of and matching used rainwater collecting and treating system of municipal works, with municipal systems It is supporting, improve the reasonable availability of rainwater.

The present invention above-mentioned technical purpose technical scheme is that：

A kind of and matching used rainwater collecting and treating system of municipal works, includes the rainwater collection being connected with municipal storm sewer Ji Chi and the flushing pipe connected with civic building, the rainwater collection pool are connected with the spraying pipe for passing flower bed soil layer, The flushing pipe is connected with the fermentation vat for collecting rinse water, and the fermentation vat is respectively connected with rainwater collection pool to be mixed Pond, the mixing pit are connected with the osmos tube being embedded in flower bed soil layer.

By using above-mentioned technical proposal, rainwater collection pool is used to collect the rainwater collected by municipal pipeline and stored up Deposit, the rainwater in rainwater collection pool can be sprayed to the plant transplanted on flower bed by spraying pipe, be plant growth Moisture is provided；Meanwhile rainwater collection pool is also associated with the lavatory that flushing pipe is used to rinse in civic building, passes through flushing pipe The excreta and water rinsed is transported to fermentation vat, and after everfermentation, excreta forms decomposed organic fertilizer, organic fertilizer Diluted in mixing pit by rainwater, penetrated into again by the osmos tube being embedded in flower bed soil layer in flower bed soil layer afterwards, be Plant growth supplements nutrient, and the moisture needed for plant growth and nutrient are supplemented by spraying pipe and osmos tube, promotees Entering plant can preferably grow, and because osmos tube is embedded in underground, the smell of organic fertilizer is not easy to spread, and diffusion effect is failed to understand It is aobvious, flower bed surrounding enviroment are influenceed smaller, also people can be avoided to make clothing, shoes dirty when flower bed is trampled, make flower bed with People more gets close to, and improves the sight of flower bed, by the system, is supported the use with municipal storm sewer, rainwater resource is become Waste be changed into values, the lavatory inside civic building can be rinsed by flushing pipe, and the excreta of flushing is passed through into hair Ferment is decomposed, reuses in flower bed, and nutrient is provided for the plant in flower bed, while economizing on resources, reduces city rubbish The discharge of rubbish, simultaneously as rainwater collection pool have collected a part of rainwater, the rain being emitted into city river can be reduced Water, alleviate the water storage pressure of city river.

Preferably, the rainwater collecting and treating system also includes gas washing chamber, the gas washing chamber includes and civic building The downtake pipe of connection, the second exhaust pipe connected with fermentation vat and the 3rd blast pipe connected with external environment condition.

By using above-mentioned technical proposal, gas washing chamber by downtake pipe connect civic building can remove as lavatory it The peculiar smell emitted in class civic building, fermentation vat connection second exhaust pipe can remove organic fertilizer and be produced in digest process Biogas, avoid biogas from excessively causing pressure in fermentation vat larger, then avoid the accident of blow-up, meanwhile, by washing Peculiar smell, stink in air chamber absorption biogas, avoid biogas from being directly discharged to pollute environment in air.

Preferably, the gas washing chamber includes the first air chamber worn for downtake pipe and second exhaust pipe and led to Cross the second air chamber that dividing plate and the first air chamber separate, first air chamber be located at the lower section of downtake pipe and second exhaust pipe according to It is secondary to be provided with zeolite adsorbent layers, corn sandwich layer, activated carbon filter layer, it is disposed with demisting layer, biology in second air chamber Packing layer and chemistry filler layer, the gas washing chamber, which is located at below dividing plate, is provided with circulatory pool, and the circulatory pool connection is with adding Medicine pond connects, and the 3rd blast pipe is arranged on the top that the second air chamber is located at biologic packing material layer.

By using above-mentioned technical proposal, the waste gas in biogas and civic building is needed by first in gas scrubbing Air chamber moves to the second air chamber direction, by the design of dividing plate, extends biogas and waste gas in gas washing chamber's wash-in gas circuit footpath, after And gas washing effect is improved, by stacking successively for zeolite adsorbent layers and activated carbon adsorption layer, make the particle diameter and particle diameter of filler Between space be in descending graded, serve the effect of gradient filtration, meanwhile, zeolite adsorbent layers and activity Charcoal adsorption layer is as inorganic adsorbent filler, and its surface has a huge specific surface area and numerous holes, but the ratio of unlike material Surface area is different, and activated carbon specific surface area causes greatly hole smaller, easily blocks, can by the preliminary filtering of zeolite adsorbent layers Certain protective effect is played to activated carbon filter layer；Biologic packing material in the second air chamber has higher specific surface area, Biomass is just high in unit volume, and corn sandwich layer filler is light, porosity is high, moisture content is moderate, rich in nutriment, relatively more suitable Microorganism growth is closed, nutriment can be provided for the microorganism being attached on biologic packing material as filler, improve microorganism Survival rate, chemistry filler can play a part of preliminary air filtration, make the waste gas of the air chamber of inflow second by inside chemistry filler, having Beneficial to gas and liquid pools are scattered and the continuous renewal on film surface, mass transfer is set to be strengthened, separative efficiency greatly improves.

Washed preferably, the rainwater collection pool is also communicated with the first gas washing pipeline and second being arranged on inside gas washing chamber Feed channel, the first gas washing pipeline and the second gas washing pipeline include respectively to be arranged on above the zeolite adsorbent layers of the first air chamber First atomizer and it is arranged on second atomizer of second air chamber between demisting layer and chemistry filler layer.

By using above-mentioned technical proposal, the first atomizer and the second atomizer are designed to play wetting gas Body, the volatile materials in gas is dissolved in drop, and then play the purpose of volatile materials in separation gas, reach and remove Smelly effect.

Preferably, the dosing pond include the first gas washing pipeline connection the first chemical feed pipe and with the second gas washing pipeline Second chemical feed pipe of connection, institute's adding medicine is PAM and PAC in first chemical feed pipe, and the second chemical feed pipe institute adding medicine is Plant deodorization liquid.

By using above-mentioned technical proposal, the first chemical feed pipe adds the small molecule that PAM and PAC can make to be entrained in gas The materials such as organic matter flocculate, improve by the first atomizer spray atomized drop in gas precipitable property material it is molten Xie Du, the second atomizer is by the addition of plant deodorization liquid, and plant deodorization liquid is to be dissolved by ionic forces with reference to rear gas phase, so Chemical reaction occurs afterwards and carries out deodorization, the plant deodorization liquid after atomization forms mist, droplet surface after entering in the air With electrostatic by foul smell molecular line or absorption so as to complete the process of elimination odor molecules, plant deodorization liquid is as natural production Product, secondary pollution will not be caused to waste gas.

Preferably, the rainwater collection pool includes does not land the first collecting-tank of rainwater and for receiving for collecting The second collecting-tank to be seeped water under collection surface water and earth's surface, first collecting-tank are connected with drip pan by pre-collecting pond, institute State pre-collecting pond and the first collecting-tank is connected to by siphon piping, first collecting-tank is connected with municipal administration by drainage mechanism and taken Water spot.

By using above-mentioned technical proposal, the first collecting-tank is not landed rainwater using pre-collecting pond and siphon piping, Cleanliness factor itself is higher compared to the rainwater by being oozed under earth's surface for the rainwater not landed, and sediment charge is smaller, passes through siphon piping Obtained rainwater can further separate the precipitability silt in rainwater, and be filtered by water-strainer structure, increase water quality, Municipal dry point is connected to, is used for citizen, improves the utilization rate of rainwater.

Preferably, the drainage mechanism includes fabric filter, active carbon filter, cartridge filter, super successively Filter filter, RO reverse osmosis filters, ultraviolet sterilizer.

By using above-mentioned technical proposal, the filtering accuracy of fabric filter, can by fabric filter at 5 ~ 10 μm Filtered by the fiber filtering being arranged in fabric filter, rainwater is during by fiber filtering, in rainwater not The suspensions such as solubility impurity, oil slick can be intercepted by the fibre bundle on fiber filtering, by the interception of fibre bundle, can remove rainwater In most suspension, and then reduce rainwater in SS；Then, rainwater is by active carbon filter, in active carbon filter Activated carbon there is huge surface area and complicated pore structure, can be carried out in gas, solution on hole and surface Inorganic or organic substance and colloidal solid etc. absorption, and then can effectively remove colourity, stink, additionally it is possible to remove organic dirt Contaminate thing and some poisonous heavy metal inorganic matters, the preliminary hardness for reducing rainwater；Cartridge filter elects pore size filter as at 1 ~ 5 μm Security personnel's filter core, there is uniform pore diameter, it is outer dredge in close in-depth filtration structure, can effectively remove suspension in liquid, micro- The impurity such as grain, iron rust, all impurity being more than in rainwater more than filtering accuracy are filtered out, preferably protected after security personnel's filter core The fenestra of the milipore filter of continuous ultrafilter is not blocked by impurity, makes stable effluent quality reliable；Ultrafilter by with Selection does separating medium through the PVDF hollow fiber ultrafiltration membranes of ability, and water body passes through the side of film, water body under a certain pressure Filtered through membranous wall, and bigger molecule solute is rejected by, so as to reach the purpose of material separation and concentration；RO osmosis filtrations Device is handled using reverse-osmosis membrane element and high-pressure pump cooperation, the pure water in water body is separated by reverse osmosis membrane, side To with permeating in the opposite direction, most cation, anion, colloid in water removal, bacterium, virus, bacterium can be effectively gone The impurity such as endotoxin and most of organic matter, it can effectively remove the salinity in water, salt rejection rate >=97%；Ultraviolet sterilizer is set Meter can remove bacterium and virus in water by ultraviolet light, by ultraviolet light, can destroy bacterium and virus DNA or RNA molecular structure, compared to other sterilization modes, ultraviolet-sterilization is only complete by light radiation without outer adding medicine Into the purpose of sterilization, the influence to water body is smaller；Rainwater passes through after the drainage mechanism, can effectively remove in rainwater and suspend Thing, dissolving salt, organic matter, bacterium and virus, effluent quality is improved so that citizen use.

Preferably, the pre-collecting pond and the first collecting-tank are connected to second by the first valve body and the second valve body respectively Collecting-tank.

By using above-mentioned technical proposal, pre-collecting pond is connected to the second collecting-tank, can by pre-collecting bottom of pond portion not by The rainwater that siphon piping extracts is transferred in the second collecting-tank and utilized, and the first collecting-tank is connected to the second collecting-tank can be the Two collecting-tanks are supplemented the second collecting-tank with the case of hydropenic.

Preferably, the flower bed includes the Nutrition Soil plant layer for plant setting, below Nutrition Soil plant layer Loess metalling and the sandy soils below loess metalling, be equipped with cement guiding and leaking pipe in the sandy soils, described lead is oozed Pipe is connected with sewage collecting pond, and the sewage collecting pond is connected with sewage treatment plant.

By using above-mentioned technical proposal, Nutrition Soil plant layer can provide basic nutrient for plant growth, make transplanting extremely Plant in flower bed can normal growth, loess metalling be designed with beneficial to water, loess as base soil, and by loess with Rubble mixes, and enables water to flow down by the gap between rubble and loess, avoids flower bed surface moisture from resting on Nutrition Soil cultivation Plant in layer, and then avoid root system of plant Environmental Water and excessively the situation of rotten occur, sandy soils can be used under separation The moisture of stream and the loess and Nutrition Soil being mingled in moisture, avoid loess from entering cement guiding and leaking pipe with moisture, and then avoid The hole of cement guiding and leaking pipe is blocked by loess or Nutrition Soil, and the moisture that cement guiding and leaking pipe receives is collected in collecting pond and is periodically delivered to Sewage treatment plant, avoids organic fertilizer and shower water is flowed directly to outside flower bed and influenceed attractive in appearance.

Preferably, the gas washing chamber and fermentation vat are connected by the 3rd valve body and sludge valve with sewage collecting pond respectively.

By using above-mentioned technical proposal, gas washing chamber be connected with sewage collecting pond can will in circulatory pool circulation fluid it is excessive When, circulation fluid is emitted into sewage collecting pond, has ensured the stable operation of gas washing chamber；Fermentation vat connects with sewage collecting pond Connect, excessive rich water can be discharged in time, avoid fermentation vat load excessive and influence to run.

In summary, the invention has the advantages that：

1st, the rainwater collecting and treating system is passed through by the moisture being designed as required for flower bed provides plant growth of spraying pipe The design of flushing pipe, fermentation vat and osmos tube provides plant using civic building caused waste in rinse-system for flower bed Nutrient required for growth, the nutrient and moisture maintained required for plant strain growth is realized with this；

2nd, the rainwater collecting and treating system alleviates fermentation vat by the design of gas washing chamber and civic building is drained into external environment condition Waste gas in peculiar smell, alleviate the influence that peculiar smell is lived to people.

Brief description of the drawings

Fig. 1 is a kind of and overall structure diagram of the matching used rainwater collecting and treating system of municipal works；

Fig. 2 is the structural representation of drainage mechanism；

Fig. 3 is the structural representation of flower bed soil layer；

Fig. 4 is the structural representation of gas washing chamber.

In figure, 1, civic building；2nd, municipal storm sewer；21st, drip pan；22nd, catchment webmaster；3rd, rainwater collection pool；31、 First collecting-tank；311st, pre-collecting pond；312nd, siphon piping；32nd, the second collecting-tank；33rd, the first valve body；34th, the second valve body； 35th, fermentation vat；351st, sludge valve；36th, mixing pit；361st, agitator；362nd, screw pump；37th, sewage collecting pond；38th, at sewage Manage factory；4th, flushing pipe；5th, drainage mechanism；51st, fabric filter；52nd, active carbon filter；53rd, cartridge filter；54th, surpass Filter filter；55th, RO reverse osmosis filters；56th, ultraviolet sterilizer；6th, municipal dry point；7th, flower bed；71st, osmos tube；72nd, spray Spill pipeline；721st, some spouts；731st, Nutrition Soil plant layer；732nd, loess metalling；733rd, sandy soils；74th, cement guiding and leaking pipe；8th, wash Air chamber；81st, downtake pipe；811st, the first blower fan；812nd, the second blower fan；82nd, second exhaust pipe；83rd, the 3rd blast pipe；84、 Dividing plate；841st, flow channels；85th, the first air chamber；851st, zeolite adsorbent layers；852nd, activated carbon filter layer；86th, the second air chamber； 861st, demisting layer；862nd, biologic packing material layer；863rd, corn sandwich layer；864th, chemistry filler layer；87th, the first gas washing pipeline；871 first Atomizer；88th, the second gas washing pipeline；881st, the second atomizer；891st, the first chemical feed pipe；892nd, the second chemical feed pipe；893、 Circulatory pool；894th, cyclic water tank；895th, the 3rd valve body.

Embodiment

The present invention is described in further detail below in conjunction with accompanying drawing.

It is a kind of with the matching used rainwater collecting and treating system of municipal works referring to Fig. 1, the rainwater-collecting in the present embodiment The civic building 1 that processing system is applied is public lavatory.The rainwater collecting and treating system, which includes, to be connected to outside civic building 1 Wall and the municipal storm sewer 2 of circumference, the rainwater collection pool 3 that is embedded in below earth's surface and with being laid in civic building 1 The flushing pipe 4 in portion.

Referring to Fig. 1 and Fig. 2, municipal storm sewer 2 include the drip pan 21 that is connected to above the roof of civic building 1 and It is embedded in below earth's surface and is used to collect the webmaster 22 that catchments to seep water under surface water and earth's surface.Rainwater collection pool 3 is according to collection water Matter is divided into the first collecting-tank 31 and the second collecting-tank 32.Drip pan 21 is connected with pre-collecting pond 311 by pipeline.Pre-collecting pond 311 top is plugged with siphon piping 312, and the other end of siphon piping 312 is connected in the first collecting-tank 31.First collecting-tank 31 are connected with municipal dry point 6 by drainage mechanism 5.Drainage mechanism 5 includes the fiber being sequentially connected with the first collecting-tank 31 Filter 51, active carbon filter 52, cartridge filter 53, ultrafilter 54, RO reverse osmosis filters 55 and ultraviolet-sterilization Device 56.After rainwater is sterilized by ultraviolet sterilizer 56, municipal dry point 6 is connected to by pipeline, fetches water and uses for citizen.

Referring to Fig. 1 and Fig. 3, the collecting-tank 31 of pre-collecting pond 311 and first passes through the first valve body 33 and the second valve body 34 respectively It is connected to the second collecting-tank 32.The webmaster 22 that catchments is similarly connected to the second collecting-tank 32.The capacity of second collecting-tank 32 is first 10 times of the capacity of collecting-tank 31.Second collecting-tank 32 is connected with flushing pipe 4.Flushing pipe 4 is mainly used in toilet flushing.By The rinse water that flushing pipe 4 rinses is emitted into together with excreta in fermentation vat 35, and fermentation is rotten in fermentation vat 35 Ripe formation organic fertilizer.The collecting-tank 32 of fermentation vat 35 and second is connected to mixing pit 36.It is provided with fermentation vat in mixing pit 36 The agitator 361 that organic fertilizer in 35 mixes with the rainwater in the second collecting-tank 32, organic fertilizer is carried out by mixing pit 36 dilute Release.Mixing pit 36 is delivered in the flower bed 7 in the outside of civic building 1 by screw pump 362, and with being embedded in the soil layer of flower bed 7 In osmos tube 71 connect.Second collecting-tank 32 is also associated with passing the spraying pipe 72 of the soil layer of flower bed 7.Set in spraying pipe 72 It is equipped with some spouts 721 to plant direction sprinkling rainwater.

Referring to Fig. 1 and Fig. 3, the soil layer of flower bed 7 includes the Nutrition Soil buried for osmos tube 71 and transplants layer 731, positioned at nutrition The loess metalling 732 and the sandy soils 733 positioned at the lower section of loess metalling 732 of the lower section of soil plant layer 731.Plant is planted in In Nutrition Soil plant layer 731.The cement guiding and leaking pipe for collecting the lower permeable housing from loess metalling 732 is embedded with sandy soils 733 74, cement guiding and leaking pipe 74 is connected with the sewage collecting pond 37 for collecting lower permeable housing.Fermentation vat 35 is connected to dirt by sludge valve 351 In water collecting pond 37.Sewage collecting pond 37 is connected into by the pump housing in the sewage treatment pipeline of sewage treatment plant 38.

Referring to Fig. 1 and Fig. 4, the rainwater collecting and treating system also includes gas washing chamber 8, and gas washing chamber 8 includes to be built with municipal administration Build the downtake pipe 81, the second exhaust pipe 82 connected with fermentation vat 35 and the 3rd row connected with external environment condition of 1 connection Tracheae 83.Guiding air-flow is respectively arranged between downtake pipe 81 and gas washing chamber 8, between second exhaust pipe 82 and gas washing chamber 8 To the blower fan 811 of gas washing chamber 8 first and the second blower fan 812.

Referring to Fig. 1 and Fig. 4, gas washing chamber 8 is separated into by the first gas by longitudinally disposed dividing plate 84 inside the gas washing chamber 8 The air chamber 86 of room 85 and second, the excessively stream that the bottom of dividing plate 84 forms supplied gas and passed through with leaving space before the bottom of gas washing chamber 8 Passage 841.The end of downtake pipe 81 and second exhaust pipe 82 is located in the first air chamber 85.First air chamber 85 is located at first It is equipped with the first gas washing pipeline 87 connected with the second collecting-tank 32 above the mouth of pipe of blast pipe 81 and second exhaust pipe 82, first Gas washing pipeline 87, which is located at impartial setting on the body inside the first air chamber 85, some first atomizers 871.First air chamber 85 Zeolite adsorbent layers 851 and activated carbon filter layer are disposed with below the mouth of pipe of downtake pipe 81 and second exhaust pipe 82 852。

Referring to Fig. 1 and Fig. 4, second air chamber 86 is equipped with the second gas washing pipeline connected with the second collecting-tank 32 positioned at interior 88.Impartial setting has the second atomizer 881 on the body that second gas washing pipeline 88 is located in the second air chamber 86.Second air chamber 86 The top of second atomizer 881 is provided with demisting layer 861.Demisting layer 861 is some plastic corrugated sheets parallel to each other It is spliced.The lower section that second air chamber 86 is located at the second atomizer 881 is disposed with biologic packing material layer 862, corn sandwich layer 863 and chemistry filler layer 864.

Referring to Fig. 1 and Fig. 4, the gas washing chamber 8 also includes dosing pond, and dosing pond includes to be connected with the first gas washing pipeline 87 The first chemical feed pipe 891 and the second chemical feed pipe 892 for being connected with the second gas washing pipeline 88.Institute's adding medicine in first chemical feed pipe 891 For PAM and PAC；Institute's adding medicine is plant deodorization liquid in second chemical feed pipe 892.The bottom of gas washing chamber 8 is by the first atomizer 871 Sprayed with the second atomizer 881 formed with circulatory pool 893, the endless totally-enclosed flow channels 841 of circulatory pool 893.Circulatory pool 893 Cyclic water tank 894 is communicated with, cyclic water tank 894 is connected in the first gas washing pipeline 87 by the pump housing.Gas washing chamber 8 is located at circulatory pool 893 bottom is also connected in sewage collecting pond 37 by the 3rd valve body 895, when the liquid level of circulatory pool 893 is too high in gas washing chamber 8 When, liquid that can be in discharge part circulatory pool 893 avoids flow channels 841 from being shut completely.Gas washing chamber 8 is located at demisting layer Be connected with 861 the 3rd blast pipe 83 that is connected with external environment condition will it is treated after gas be emitted into air.

When city flood season rainfall is larger, part rainwater is entered by the drip pan 21 above the roof of civic building 1 In pre-collecting pond 311, rainwater reaches the separation of preliminary silt and water in pre-collecting pond 311 by settlement action, positioned at pre- The water body of the top of collecting pit 311 by being delivered at siphon piping 312 in first collecting-tank 31, and by with the first collecting-tank 31 Rainwater is carried out Purification by filtration by the drainage mechanism 5 of connection, and be delivered to municipal dry point 6 by the water body of Purification by filtration makes for citizen With.

Also part rainwater is delivered to second by being laid on the webmaster 22 that catchments below earth's surface and catchmented to oozing under earth's surface In pond 32.Second collecting-tank 32 is conveniently connected with flushing pipe 4 and spraying pipe 72.Second collecting-tank 32 passes through flushing pipe 4 Lavatory inside civic building 1 is rinsed, the flower bed 7 that the periphery of civic building 1 is pointed to by spraying pipe 72 is sprayed Spill, to supplement moisture needed for plant growth in flower bed 7.Rinse water is mixed together with excreta and is emitted into fermentation vat 35, leads to Everfermentation is decomposed into organic fertilizer by excreta, after subsequent organic fertilizer is diluted by the mixing pit 36 connected with the second collecting-tank 32, It is delivered to by screw pump 362 in the soil layer of flower bed 7, nutrient is provided for plant growth.Meanwhile civic building 1 and fermentation vat 35 are equal Gas washing chamber 8 is connected with, gas peculiar smell is removed by gas washing chamber 8, reduces the foul smell being emitted into external environment condition.

This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this All protected in the right of invention by Patent Law.

Claims (10)

1. a kind of and matching used rainwater collecting and treating system of municipal works, includes what is be connected with municipal storm sewer (2) Rainwater collection pool (3) and the flushing pipe (4) connected with civic building (1), it is characterised in that the rainwater collection pool (3) The spraying pipe (72) for passing flower bed (7) soil layer is connected with, the flushing pipe (4) is connected with the hair for collecting rinse water Ferment pond (35), the fermentation vat (35) are respectively connected with mixing pit (36) with rainwater collection pool (3), and the mixing pit (36) is connected with The osmos tube (71) being embedded in flower bed (7) soil layer.

A kind of 2. and matching used rainwater collecting and treating system of municipal works according to claim 1, it is characterised in that The rainwater collecting and treating system also includes gas washing chamber (8), and the gas washing chamber (8) includes connected with civic building (1) One blast pipe (81), with fermentation vat (35) second exhaust pipe (82) connected and the 3rd blast pipe connected with external environment condition (83)。

A kind of 3. and matching used rainwater collecting and treating system of municipal works according to claim 2, it is characterised in that The gas washing chamber (8) includes the first air chamber (85) worn for downtake pipe (81) and second exhaust pipe (82) and passed through The second air chamber (86) that dividing plate (84) and the first air chamber (85) separate, first air chamber (85) be located at downtake pipe (81) and Zeolite adsorbent layers (851) and activated carbon filter layer (852), second air chamber are disposed with below second exhaust pipe (82) (86) demisting layer (861), biologic packing material layer (862), corn sandwich layer (863) and chemistry filler layer are disposed with (864), the gas washing chamber (8), which is located at below dividing plate (84), is provided with circulatory pool (893), the circulatory pool (893) connection with Dosing pond (891,892) connects, and the 3rd blast pipe (83) is arranged on the second air chamber (86) and is located at biologic packing material layer (862) Top.

A kind of 4. and matching used rainwater collecting and treating system of municipal works according to claim 3, it is characterised in that The rainwater collection pool (3), which is also communicated with, is arranged on gas washing chamber (8) internal the first gas washing pipeline (87) and the second gas washing pipeline (88), the first gas washing pipeline (87) and the second gas washing pipeline (88) include the zeolite for being arranged on the first air chamber (85) respectively First atomizer (871) and it is arranged on the second air chamber (86) and is located at demisting layer (861) and chemistry filler above adsorption layer (851) The second atomizer (881) between layer (864).

A kind of 5. and matching used rainwater collecting and treating system of municipal works according to claim 4, it is characterised in that The dosing pond includes the first chemical feed pipe (891) of the first gas washing pipeline (87) connection and is connected with the second gas washing pipeline (88) The second chemical feed pipe (892), the interior institute's adding medicine of the first chemical feed pipe (891) is PAM and PAC, second chemical feed pipe (892) Institute's adding medicine is plant deodorization liquid.

A kind of 6. and matching used rainwater collecting and treating system of municipal works according to claim 1, it is characterised in that The rainwater collection pool (3) include for collect do not land rainwater the first collecting-tank (31) and for collect surface water with And the second collecting-tank (32) to be seeped water under earth's surface, first collecting-tank (31) are connected with drip pan by pre-collecting pond (311) (21), the pre-collecting pond (311) is connected to the first collecting-tank (31), first collecting-tank by siphon piping (312) (31) municipal dry point (6) is connected with by drainage mechanism (5).

A kind of 7. and matching used rainwater collecting and treating system of municipal works according to claim 6, it is characterised in that The drainage mechanism (5) includes fabric filter (51), active carbon filter (52), cartridge filter (53), ultrafiltration successively Filter (54), RO reverse osmosis filters (55), ultraviolet sterilizer (56).

A kind of 8. and matching used rainwater collecting and treating system of municipal works according to claim 6, it is characterised in that The pre-collecting pond (311) and the first collecting-tank (31) are connected to second by the first valve body (33) and the second valve body (34) respectively Collecting-tank (32).

A kind of 9. and matching used rainwater collecting and treating system of municipal works according to claim 1, it is characterised in that The flower bed (7) includes the Nutrition Soil plant layer (731) for plant setting, the Huang below Nutrition Soil plant layer (731) Native metalling (732) and the sandy soils (733) below loess metalling (732), the sandy soils (733) are interior to be equipped with Cement guiding and leaking pipe (74), the cement guiding and leaking pipe (74) are connected with sewage collecting pond (37), and the sewage collecting pond (37) is connected with sewage Manage factory (38).

10. a kind of and matching used rainwater collecting and treating system of municipal works according to claim 9, its feature exist In the gas washing chamber (8) and fermentation vat (35) pass through the 3rd valve body (395) and sludge valve (351) and sewage collecting pond respectively (37) connect.