CN115784527B - Rainwater recovery method - Google Patents
Rainwater recovery method Download PDFInfo
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- CN115784527B CN115784527B CN202211646092.1A CN202211646092A CN115784527B CN 115784527 B CN115784527 B CN 115784527B CN 202211646092 A CN202211646092 A CN 202211646092A CN 115784527 B CN115784527 B CN 115784527B
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000011084 recovery Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 120
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 52
- 239000000460 chlorine Substances 0.000 claims abstract description 52
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 17
- 239000010935 stainless steel Substances 0.000 claims abstract description 17
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 14
- 238000011049 filling Methods 0.000 claims abstract description 13
- 238000010992 reflux Methods 0.000 claims abstract description 13
- 238000001914 filtration Methods 0.000 claims abstract description 12
- 239000000645 desinfectant Substances 0.000 claims abstract description 11
- 230000001954 sterilising effect Effects 0.000 claims abstract description 9
- 230000004927 fusion Effects 0.000 claims abstract description 6
- 239000012535 impurity Substances 0.000 claims abstract description 5
- 208000034699 Vitreous floaters Diseases 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims abstract description 3
- 238000002156 mixing Methods 0.000 claims description 31
- 238000003756 stirring Methods 0.000 claims description 29
- 239000008399 tap water Substances 0.000 claims description 21
- 235000020679 tap water Nutrition 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 238000005189 flocculation Methods 0.000 claims description 17
- 230000016615 flocculation Effects 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000009833 condensation Methods 0.000 claims description 12
- 230000005494 condensation Effects 0.000 claims description 12
- 238000005660 chlorination reaction Methods 0.000 claims description 11
- 239000013049 sediment Substances 0.000 claims description 11
- 239000000243 solution Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000000746 purification Methods 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims description 6
- 238000006298 dechlorination reaction Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 3
- 239000011259 mixed solution Substances 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- 230000032258 transport Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 7
- 239000008394 flocculating agent Substances 0.000 abstract description 5
- 241000894006 Bacteria Species 0.000 abstract description 4
- 230000003311 flocculating effect Effects 0.000 abstract description 3
- 230000001376 precipitating effect Effects 0.000 abstract description 3
- 239000002244 precipitate Substances 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 16
- 238000001556 precipitation Methods 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000007872 degassing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000035622 drinking Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The application relates to the technical field of rainwater recovery treatment, and discloses a rainwater recovery method, which comprises the following operation steps: s1, collecting and precipitating rainwater, wherein the dispersed rainwater is collected to a rainwater collecting tank in various rainwater collecting modes, and the rainwater in the rainwater collecting tank is kept stand for a long time to generate precipitate; s2, flocculating and filtering the rainwater, conveying the rainwater to a pipeline mixer through pressurization of a rainwater lifting pump, and filling a flocculating agent into the pipeline mixer by a flocculating agent adding device; s3, sterilizing and purifying the rainwater, filling a chlorinated disinfectant into a pipeline mixer, and carrying out fusion sterilization with the rainwater, and cleaning tiny impurities and floaters in the rainwater through a chlorine removal purifier; s4, storing and refluxing the rainwater, conveying the purified rainwater to a stainless steel clean water tank to facilitate taking of daily water points, and conveying the rest rainwater to a multi-medium filter through a reflux conduit by the daily water points. The application improves the effect that substances and bacteria contained in rainwater are not easy to eliminate.
Description
Technical Field
The invention relates to the technical field of rainwater recovery treatment, in particular to a rainwater recovery method.
Background
The water is an energy source essential for human survival, and the rainwater recycling refers to collecting rainwater through a certain rainwater collecting surface as domestic water, and after proper treatment and reaching a certain water quality standard, the rainwater is utilized through pipeline transportation or on-site use modes.
The rainwater recycling is to directly collect, store and use natural rainfall. The existing rainwater utilization technology is a shaping product and an assembled complete system integrating water collection, sewage interception, filtration, storage and control; at present, most of the systems are composed of a sewage basket hanging device, a waste flow filtering device, a water storage system and a purifying system.
In view of the above-described related art, the present inventors considered that the naturally-falling rainwater contains various harmful substances and bacteria, and the rainwater recycling technology in the related art does not easily eliminate the harmful substances and bacteria contained in the rainwater if the rainwater is treated only by means of filtration and purification.
Disclosure of Invention
In order to solve the problem that substances and bacteria contained in rainwater are not easy to eliminate, the application provides a rainwater recovery method.
The application provides a rainwater recovery method, which comprises the following operation steps:
s1, rainwater converging and precipitating, wherein the rainwater converging and precipitating device comprises a rainwater collecting tank and two reservoir sewage pumps fixed at positions, far away from the axis of the reservoir sewage pumps, of the inner bottom surface of the rainwater collecting tank, and sewage outlets of the reservoir sewage pumps are communicated with nearby sewage wells. The rainwater converging and depositing operation steps are as follows:
(1) The dispersed rainwater is converged to the rainwater collecting tank in various rainwater collecting modes;
(2) The rainwater in the rainwater collecting tank is kept stand for a long time to generate sediment;
(3) The reservoir blowdown pump is activated and discharges sediment to a nearby bilge well.
S2, flocculation and filtration of rainwater, including the rainwater elevator pump, locate the flocculation charge device and the multi-media filter of rainwater elevator pump side, the rainwater collecting tank with the multi-media filter respectively with rainwater elevator pump water inlet and delivery port are connected, the rainwater elevator pump with pipeline between the multi-media filter installs the pipeline blender, the pipeline blender with the flocculation charge device is connected. The flocculation and filtration of rainwater comprises the following steps:
(1) The rainwater is conveyed to the pipeline mixer through pressurization of the rainwater lifting pump;
(2) The flocculating agent adding device fills the flocculating agent into the pipeline mixer;
(3) And the reacted rainwater is transported to the multi-medium filter through the conveying water pipe.
S3, the rainwater is disinfected and purified, the rainwater disinfection and purification device comprises a chlorination disinfection device and a chlorine removal purifier communicated with the multi-medium filter, a pipeline mixer is arranged on a pipeline between the multi-medium filter and the chlorine removal purifier, and the pipeline mixer is connected with the chlorination disinfection device. The operation steps of the disinfection and purification of the rainwater are as follows:
(1) The filtered rainwater flows through the pipeline mixer, and meanwhile, the chlorinated disinfectant is poured into the pipeline mixer and is subjected to fusion reaction with the rainwater;
(2) And pouring the reacted rainwater into the chlorine removal purifier, and cleaning tiny impurities and floaters in the rainwater through the chlorine removal purifier.
S4, storing and refluxing rainwater, wherein the rainwater storage and refluxing device comprises a stainless steel clean water tank, the water outlet end of the chlorine removal purifier and the daily water consumption point are communicated with the stainless steel clean water tank, a refluxing conduit is arranged between the daily water consumption point and the water outlet end of the multi-medium filter, and a one-way control valve is arranged on the periphery of the refluxing conduit. The operation steps of rainwater storage and backflow are as follows:
(1) The purified rainwater is conveyed to a stainless steel clean water tank, so that the daily water consumption point can be conveniently taken;
(2) The daily water point is used for conveying the rest rainwater to the multi-medium filter through a backflow conduit;
(3) The chlorination sterilizing device and the chlorine removal purifier sterilize the reflowed rainwater and put into use.
Through adopting above-mentioned technical scheme, the rainwater of dispersion gathers to the rainwater collecting tank, produces the sediment through standing, flocculation and produces the sediment, the sediment is filtered, and the disinfection of chlorinated disinfectant, then gets rid of the harmful substance that chlorinated disinfectant and rainwater reaction produced through the dechlorination clarifier for the rainwater can reach the standard that purified water drunk, with this recycle to daily water that realizes the rainwater.
Optionally, the chlorine removal purifier comprises a mixing tank body, a storage tank body arranged on the mixing tank body, a filling conduit fixed at the bottom of the storage tank body, and a control valve arranged at the joint of the storage tank body and the filling conduit; the end part of the pouring guide pipe penetrates through the mixing tank body, the end part of the pouring guide pipe axially rotates by taking the self axis as an axis, and the linkage guide pipes are bent towards the same clockwise direction.
Through adopting above-mentioned technical scheme, there is the chlorine removal agent in the storage jar body, thereby the chlorine removal agent is through the control of control valve and the drainage of filling pipe flow direction mixing jar body, and chlorine removal agent and rainwater are located the storage jar internal and mix and react, and the linkage pipe produces the thrust because the chlorine removal agent of self port spun for the linkage pipe produces rotatoryly through the thrust, so reaches the effect of stirring, makes the fusion and the reaction acceleration rate of rainwater and chlorine removal agent through the stirring of solution.
Optionally, the chlorine removal purifier further comprises an exhaust mechanism arranged on the bottom surface of the mixing tank body and used for exhausting gas in the solution, the exhaust mechanism comprises a gas dispersing tank body fixed on the bottom surface of the mixing tank body, a transmission straight rod vertically rotating in the gas dispersing tank body, a plurality of stirring straight rods fixed on the peripheral side of the transmission straight rod, a stirring motor fixed on the top surface of the gas dispersing tank body, and a synchronous belt sleeved between an output shaft of the stirring motor and the transmission straight rod together, and a plurality of exhaust through holes are arranged at the top of the gas dispersing tank body; the mixing tank body and the air dispersing tank body are connected through a control water pump.
Through adopting above-mentioned technical scheme, make the solution be located the gas tank body through the stirring of stirring straight-bar and flow, the gas that the solution that flows can constantly discharge self inside contains, and the gas passes through the exhaust through-hole on the gas tank body and discharges the gas tank body outside.
Optionally, a heating mechanism for heating the mixed liquid is arranged in the mixing tank body, and the heating mechanism comprises a plurality of heating resistor pipes horizontally fixed on the inner peripheral surface of the mixing tank body.
By adopting the technical scheme, the active movement of molecules in the solution can be accelerated by heating the solution, and the fusion and reaction of rainwater and the chlorine removing agent are accelerated.
Optionally, the top surface of the air dispersing tank body is provided with a condensing mechanism for cooling rainwater, the condensing mechanism comprises a condensing tank body fixed on the top surface of the air dispersing tank body, an input conduit fixed on the bottom of the condensing tank body, an output conduit fixed on the top of the condensing tank body and a spiral conduit fixed in the condensing tank body in a surrounding manner, and the spiral conduit is connected with the air dispersing tank body through a booster pump.
Through adopting above-mentioned technical scheme, booster pump makes the rainwater impel to the spiral pipe, and the running tap water energy in the condensation tank body is cooled down the rainwater in the spiral pipe, and the setting of spiral pipe has increased rainwater cooling time to be convenient for cool down the rainwater better.
Optionally, the end of the input conduit far away from the condensation tank body is connected with a tap water supplementing point, and the output conduit is communicated with the peripheral side of the reflux conduit.
By adopting the technical scheme, the tap water provided by the tap water supplementing point is cooled without providing any condensed water, the tap water flowing in the condensing tank body can also have the rainwater cooling effect, and meanwhile, the tap water after absorbing heat can also be added into the stainless steel clean water tank for use.
Optionally, the shape of the inner bottom surface of the rainwater collecting tank is a convex hemispherical structure.
Through adopting above-mentioned technical scheme, the effect of rainwater collecting tank is to assemble the precipitation of standing of dispersed rainwater and rainwater, and bellied hemisphere interior bottom surface makes the precipitate be difficult for piling up in rainwater collecting tank bottom, but direct landing to cistern dredge pump position and discharge the sewage well.
Optionally, the operation steps of the chlorine removal purifier are as follows:
(1) The mixed liquid is transported to the mixing tank body, and a proper amount of chlorine removing agent is injected into the mixing tank body through the filling conduit by the storage tank body;
(2) The linkage guide pipe rotates due to the reverse thrust of the chlorine removing agent;
(3) After the reaction, the rainwater is conveyed to the air dispersing tank body through the control water pump, and the stirring motor drives the stirring straight rod to rotate through the synchronous belt and the transmission straight rod;
(4) Tap water is filled into the condensation tank body through the input conduit, and then the tap water is discharged out of the condensation tank body through the output conduit;
(5) Rainwater in the air dispersing tank is filled into the spiral guide pipe through the booster water pump.
Through adopting above-mentioned technical scheme, the dechlorination clarifier improves the reaction efficiency of dechlorination agent and chlorination disinfectant through heating and stirring, then discharges the gas in the rainwater after the reaction through stirring, carries out condensation treatment to the rainwater after heating at last to this realization dechlorination clarifier can reduce the harmful substance that contains in the rainwater.
In summary, the present application includes at least one of the following beneficial technical effects:
1. The dispersed rainwater is subjected to standing to generate precipitation, flocculation to generate precipitation, filtering of the precipitation and disinfection of a chlorinated disinfectant, and then harmful substances generated by the reaction of the chlorinated disinfectant and the rainwater are removed through a chlorine removal purifier, so that the rainwater can reach the standard of purified water drinking, and the rainwater can be recycled to daily water;
2. The tap water is cooled without providing any condensed water, the tap water flowing in the condensing tank body can also have the effect of cooling by rainwater, and tap water after absorbing heat can also be added into a stainless steel clean water tank for use;
3. The chlorine removal purifier improves the reaction efficiency of the chlorine removal agent and the chlorinated disinfectant through heating and stirring, then discharges the gas in the rainwater after the reaction through stirring, and finally carries out condensation treatment on the heated rainwater, thereby realizing that the chlorine removal purifier can reduce harmful substances contained in the rainwater.
Drawings
Fig. 1 is a schematic structural diagram of the whole rainwater recovery method in the embodiment of the application.
FIG. 2 is a schematic diagram of a chlorine removal purifier in accordance with an embodiment of the present application.
FIG. 3 is a schematic cross-sectional view of the chlorine removal purifier of FIG. 2 taken along the direction A-A.
Reference numerals: 11. a rainwater collection tank; 12. a rain water collecting pipe; 13. a delivery water pipe; 14. a reservoir sewage pump; 15. a dust-proof box; 16. a heat dissipation through hole; 17. an insect-proof net; 18. damping spring shock absorber; 19. a rain water lift pump; 20. a flocculation dosing device; 21. a multi-media filter; 22. a pipe mixer; 23. a chlorine disinfection device; 24. a chlorine removal purifier; 25. a gas dispersing tank body; 26. a mixing tank; 27. a condensing tank; 28. a storage tank body; 29. controlling a water pump; 30. a first water pipe; 31. a second water pipe; 32. a booster water pump; 33. a third water pipe; 34. a fourth water pipe; 35. perfusing the catheter; 36. a control valve; 37. a rotary joint; 38. a linkage catheter; 39. assembling a straight rod; 40. a heating resistor tube; 41. a transmission straight rod; 42. stirring the straight rod; 43. a stirring motor; 44. a timing belt; 45. an exhaust through hole; 46. a dust screen; 47. a helical catheter; 48. an input conduit; 49. an output conduit; 50. stainless steel clean water tank; 51. a tap water supplementing point; 52. variable frequency water supply pump; 53. water consumption points for daily use; 54. a return conduit; 55. a one-way control valve.
Detailed Description
The application is described in further detail below with reference to fig. 1-3.
The embodiment of the application discloses a rainwater recovery method. The rainwater recovery method comprises the following specific operation steps:
S1, rainwater is gathered and deposited, and referring to FIG. 1, the rainwater recycling method uses equipment comprising a rainwater collecting tank 11 and a rainwater collecting pipe 12 fixed on the side wall of the rainwater collecting tank 11. The shape of the inner bottom surface of the rainwater collecting tank 11 is in a convex hemispherical shape, and the rainwater collecting pipe 12 is communicated with the rainwater collecting tank 11. Two reservoir sewage pumps 14 are fixed on the inner bottom surface of the rainwater collecting tank 11 at positions far away from the axis of the rainwater collecting tank, a sewage inlet of the reservoir sewage pumps 14 is communicated with the rainwater collecting tank 11, and a sewage outlet of the reservoir sewage pumps 14 is communicated with a nearby sewage well.
The specific operation steps of rainwater collection and precipitation are as follows:
(1) The dispersed rainwater is converged into the rainwater collecting pipe 12 by means of infiltration of a garden detention pond, drainage of a road inspection well, drainage of a drainage ditch and the like;
(2) The rainwater in the rainwater collecting tank 11 is kept stand for a long time, so that floaters and large-particle impurities contained in the rainwater are precipitated to the bottom of the rainwater collecting tank 11;
(3) The reservoir dredge pump 14 is powered on and started, and sediment in the rainwater collection tank 11 is discharged to a nearby sewage well through the reservoir dredge pump 14.
S2, flocculation and filtration of rainwater, referring to FIG. 1, a dust-proof box body 15 is fixedly arranged on the side wall of the rainwater collecting tank 11, which is away from the rainwater collecting pipe 12, a plurality of heat dissipation through holes 16 are formed in the surface of the dust-proof box body 15, and an insect-proof net 17 is fixed on the dust-proof box body 15 through the heat dissipation through holes 16.
Referring to fig. 1, the inner bottom surface of the dust-proof box 15 is fixed with a rainwater lifting pump 19 through two damping spring dampers 18, and the inner bottom surface of the protection box is also provided with a flocculation dosing device 20 for flocculating and settling tiny particles in rainwater and a multi-medium filter 21 for filtering the sediment. The water inlet of the rainwater lifting pump 19 is communicated with the rainwater collecting tank 11 through the conveying water pipe 13, and the water outlet of the rainwater lifting pump 19 is communicated with the multimedia filter 21 through the conveying water pipe 13. A pipeline mixer 22 is arranged on the periphery of the conveying water pipe 13 between the rainwater lifting pump 19 and the multi-medium filter 21, and the pipeline mixer 22 is connected with a flocculation chemical adding device 20.
The specific operation steps of flocculation and filtration of rainwater are as follows:
(1) The rainwater in the rainwater collecting tank 11 is pressurized by the rainwater lifting pump 19, and the pressurized rainwater is conveyed to the pipeline mixer 22 by the conveying water pipe 13;
(2) The flocculating and dosing device 20 adds flocculating agent into a pipeline mixer 22 through a water conveying pipe 13 and fuses and reacts with rainwater;
(3) The chemically reacted rainwater is transported through the delivery pipe 13 to the multi-medium filter 21, and flocculated sediment and suspended impurities contained in the rainwater are filtered out by the multi-medium filter 21.
S3, disinfection and purification of rainwater, referring to fig. 1 and 2, a chlorination device 23 for disinfection of rainwater and a chlorine removal purifier 24 for reducing harmful substances in rainwater are fixed on the inner bottom surface of the dust-proof box 15, and the chlorination device 23 and the chlorine removal purifier 24 are arranged on one side of the multimedia filter 21 away from the rainwater collecting tank 11. The water outlet of the multi-medium filter 21 is communicated with the chlorine removal purifier 24 through a water conveying pipe 13, a pipeline mixer 22 is arranged on the periphery of the water conveying pipe 13 between the multi-medium filter 21 and the chlorine removal purifier 24, and the pipeline mixer 22 is connected with a chlorine adding disinfection device 23.
Referring to fig. 1 and 3, the chlorine removal purifier 24 includes a degassing tank 25 provided in the dust box 15, a mixing tank 26 and a condensing tank 27 fixed to the top surface of the degassing tank 25, and a storage tank 28 provided on the top surface of the mixing tank 26 through three supporting legs for storing chlorine removal agents. The dust-proof box 15 is internally provided with a control water pump 29, a water inlet of the control water pump 29 is communicated with the mixing tank 26 through a first water pipe 30, a water outlet of the control water pump 29 is communicated with the air dispersing tank 25 through a second water pipe 31, and the end part, far away from the control water pump 29, of the first water pipe 30 is fixed at the top of the mixing tank 26. The dust-proof box 15 is internally provided with a booster water pump 32, a water outlet of the booster water pump 32 penetrates through the inner side of the condensation tank 27 through a fourth water pipe 34, a water inlet of the booster water pump 32 is communicated with the air dispersing tank 25 through a third water pipe 33, and the end part, far away from the booster water pump 32, of the third water pipe 33 is fixed at the bottom of the air dispersing tank 25.
Referring to fig. 1 and 3, a filling pipe 35 is vertically fixed at the bottom of the storage tank 28, a control valve 36 is arranged at the joint of the storage tank 28 and the filling pipe 35, and the bottom end of the filling pipe 35 is arranged at the bottom of the mixing tank 26 in a penetrating manner. The bottom end of the pouring conduit 35 is rotatably provided with a rotary joint 37, the circumferential surface of the rotary joint 37 is axially fixed with three linkage conduits 38 by taking the self axis as an axis, and the three linkage conduits 38 are all bent towards the same clockwise direction. The linkage duct 38 generates a reverse thrust force due to the chlorine scavenger ejected from its own port, so that the linkage duct 38 rotates by the reverse thrust force. The inner peripheral surface of the mixing tank body 26 is fixedly provided with assembly straight rods 39, two assembly straight rods 39 are axially and equidistantly arranged along the axis of the mixing tank body 26, the side walls of the two assembly straight rods 39 close to each other are vertically fixedly provided with heating resistor tubes 40, and the heating resistor tubes 40 on the side walls of the assembly straight rods 39 are vertically provided with three.
Referring to fig. 1 and 3, a transmission straight rod 41 is coaxially arranged at the inner side of the air dispersing tank 25, two ends of the transmission straight rod 41 are respectively rotatably installed at the inner top surface and the inner bottom surface of the air dispersing tank 25 through bearings, and a plurality of stirring straight rods 42 are vertically fixed at the periphery of the transmission straight rod 41. The stirring motor 43 is fixed on the outer top surface of the air dispersing tank 25, the output shaft of the stirring motor 43 vertically downwards penetrates through the air dispersing tank 25, and the synchronous belt 44 is sleeved between the output shaft of the stirring motor 43 and the transmission straight rod 41. The circumference of the air dispersing tank 25 is provided with a plurality of air exhaust through holes 45, the air exhaust through holes 45 are positioned at the top of the air dispersing tank 25, a plurality of air dispersing tanks 25 are axially arranged by taking the self axis as the axis, and a dust screen 46 is fixed on the air dispersing tank 25 through the air exhaust through holes 45.
Referring to fig. 1 and 3, a spiral duct 47 is spirally wound around the inner side of the condensation tank 27 with its own axis as an axial direction, and the bottom end of the spiral duct 47 communicates with the end of the fourth water pipe 34. The outer peripheral surface of the condensing tank 27 is fixedly connected with an input conduit 48 near the bottom surface of the condensing tank 27, the outer peripheral surface of the condensing tank 27 is fixedly connected with an output conduit 49 near the top surface of the condensing tank 27, and the end part of the input conduit 48 far away from the condensing tank 27 is connected with a tap water supplementing point 51.
The specific operation steps of the rain water disinfection and purification are as follows:
(1) The filtered rainwater is transported to the pipeline mixer 22 through the water conveying pipe 13, and the rainwater and the chlorinated disinfectant are fused and reacted through the pipeline mixer 22;
(2) The mixed solution of the chlorinated disinfectant and the rainwater is transported to the mixing tank 26, and the storage tank 28 is filled with the adapted chlorine removing agent towards the inside of the mixing tank 26 through the filling conduit 35, and chemical reaction occurs between the mixed solution and the chlorine removing agent;
(3) The linkage guide pipe 38 generates reverse thrust through the sprayed chlorine removing agent, so that the linkage guide pipe 38 rotates due to the reverse thrust, and the heating resistor pipe 40 is electrified for heating; the active movement of molecules in the solution is accelerated by stirring and heating the solution, and the fusion and reaction of rainwater and chlorine removing agent are accelerated;
(4) The reacted rainwater is transported to the air dispersing tank 25 by controlling the water pump 29, at the moment, the stirring motor 43 is electrified and started, the stirring straight rod 42 is driven to rotate by the transmission straight rod 41, the stirring straight rod 42 is used for discharging the gas in the rainwater in a stirring manner, and then the gas is discharged out of the air dispersing tank 25 through the exhaust through hole 45;
(5) The rainwater in the air dispersing tank 25 is filled into the spiral guide pipe 47 through the booster water pump 32, firstly, tap water is filled into the condensing tank 27 through the input guide pipe 48, and then the tap water is discharged out of the condensing tank 27 through the output guide pipe 49, so that the effect that the tap water flowing in the condensing tank 27 can cool the rainwater in the spiral guide pipe 47 is achieved.
S4, storing and refluxing rainwater, referring to fig. 1 and 3, a stainless steel clean water tank 50 is fixed on the inner bottom surface of the dust-proof box 15, the chlorine removal purifier 24 is fixed on the top surface of the stainless steel clean water tank 50, the top end of the spiral guide pipe 47 of the chlorine removal purifier 24 is communicated with the stainless steel clean water tank 50, and the stainless steel clean water tank 50 is positioned on one side of the chlorine adding disinfection device 23 far away from the rainwater collecting tank 11. The top of the stainless steel clean water tank 50 is connected with a tap water supplementing point 51 through a conveying water pipe 13. The inner bottom surface of the dustproof box body 15 is fixedly provided with a variable-frequency water supply pump 52 for regulating water pressure balance through two damping spring shock absorbers 18, a water pumping port of the variable-frequency water supply pump 52 is communicated with the bottom of the stainless steel clean water tank 50 through a water conveying pipe 13, and a water outlet of the variable-frequency water supply pump 52 is connected with a daily water consumption point 53 through the water conveying pipe 13. A return conduit 54 is fixed between the daily water point 53 and the water outlet end of the multi-medium filter 21, a one-way control valve 55 is arranged on the periphery of the return conduit 54 between the daily water point 53 and the water outlet end of the multi-medium filter 21, and an output conduit 49 of the condensing conduit is communicated with the periphery of the return conduit 54.
The specific operation steps of rainwater storage and backflow are as follows:
(1) The purified rainwater is firstly conveyed to a stainless steel clean water tank 50 from a chlorine removal purifier 24, then the water pressure balance is regulated through a variable-frequency water supply pump 52, and finally the rainwater is conveyed to a daily water point 53 for daily use;
(2) The daily water point 53 conveys the rest water source to the multimedia filter 21 through the reflux conduit 54, and meanwhile, the tap water for cooling the rainwater in the condensation tank 27 flows to the water outlet end of the multimedia filter 21;
(3) The chlorine adding sterilizing device 23 and the chlorine removal purifier 24 sterilize and purify the backwater water, and then the backwater water flows into the stainless clean water tank 50 through the transfer water pipe 13.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. A method for recovering rainwater, comprising the following steps of:
S1, rainwater is gathered and is deposited, including rainwater collecting tank (11), be fixed in two cistern dredge pump (14) of the position that self axle center was kept away from to bottom surface in rainwater collecting tank (11), cistern dredge pump (14) drain is linked together with nearby bilge well, and the operation steps of rainwater gathering and depositing are as follows:
(1) The dispersed rainwater is gathered to the rainwater collecting tank (11) through various rainwater collecting modes;
(2) The rainwater in the rainwater collecting tank (11) is kept stand for a long time to generate sediment;
(3) The reservoir blowdown pump (14) is started and discharges sediment to nearby bilge wells;
S2, flocculation and filtration of rainwater, including rainwater elevator pump (19), locate flocculation charge device (20) and multi-media filter (21) of rainwater elevator pump (19) side, rainwater collecting tank (11) with multi-media filter (21) respectively with rainwater elevator pump (19) water inlet and delivery port are connected, rainwater elevator pump (19) with pipeline between multi-media filter (21) is installed pipeline blender (22), pipeline blender (22) with flocculation charge device (20) are connected, and the flocculation and the filterable operation steps of rainwater are as follows:
(1) -the pressurized delivery of rainwater to the pipe mixer (22) by means of the rainwater lift pump (19);
(2) The flocculation dosing device (20) injects a flocculant into the pipeline mixer (22);
(3) The reacted rainwater transports the multi-medium filter (21) to carry out flocculation sediment filtration;
S3, sterilizing and purifying rainwater, wherein the rainwater sterilizing and purifying device comprises a chlorination sterilizing device (23) and a chlorination purifier (24) communicated with the multi-medium filter (21), a pipeline between the multi-medium filter (21) and the chlorination purifier (24) is provided with a pipeline mixer (22), and the pipeline mixer (22) is connected with the chlorination sterilizing device (23); the operation steps of the disinfection and purification of the rainwater are as follows:
(1) The filtered rainwater flows through the pipeline mixer (22), and meanwhile, the chlorinated disinfectant is poured into the pipeline mixer (22) and is subjected to fusion reaction with the rainwater;
(2) Pouring the reacted rainwater into the chlorine removal purifier (24), and cleaning tiny impurities and floaters in the rainwater through the chlorine removal purifier (24);
S4, storing and refluxing rainwater, wherein the rainwater storage and refluxing device comprises a stainless steel clean water tank (50), a water outlet end of the chlorine removal purifier (24) and a daily water consumption point (53) are both communicated with the stainless steel clean water tank (50), a refluxing conduit (54) is arranged between the daily water consumption point (53) and the water outlet end of the multi-medium filter (21), and a one-way control valve (55) is arranged on the periphery of the refluxing conduit (54); the chlorine removal purifier (24) comprises a mixing tank body (26), a storage tank body (28) arranged on the mixing tank body (26), a filling conduit (35) fixed at the bottom of the storage tank body (28), and a control valve (36) arranged at the joint of the storage tank body (28) and the filling conduit (35); the end part of the pouring guide pipe (35) penetrates through the mixing tank body (26), a plurality of linkage guide pipes (38) are installed at the end part of the pouring guide pipe (35) in a rotating mode by taking the axis of the pouring guide pipe as the axial direction, the linkage guide pipes (38) are all arranged in a bending mode towards the same clockwise direction, and the operation steps of rainwater storage and backflow are as follows:
(1) The purified rainwater is conveyed to the stainless steel clean water tank (50) so as to be convenient for taking the daily water consumption point (53);
(2) -said daily water point (53) delivering the remaining stormwater to said multi-media filter (21) via said return conduit (54);
(3) The chlorination sterilizing device (23) and the dechlorination purifier (24) sterilize the reflowed rainwater and put into use.
2. The rainwater recovery method according to claim 1, characterized in that: the chlorine removal purifier (24) further comprises an exhaust mechanism which is arranged on the bottom surface of the mixing tank body (26) and is used for exhausting gas in the solution, the exhaust mechanism comprises an air dispersing tank body (25) which is fixed on the bottom surface of the mixing tank body (26), a transmission straight rod (41) which vertically rotates in the air dispersing tank body (25), a plurality of stirring straight rods (42) which are fixed on the periphery of the transmission straight rod (41), a stirring motor (43) which is fixed on the top surface of the air dispersing tank body (25), and a synchronous belt (44) which is sleeved between the output shaft of the stirring motor (43) and the transmission straight rod (41), and a plurality of exhaust through holes (45) are formed in the top of the air dispersing tank body (25); the mixing tank body (26) is connected with the air dispersing tank body (25) through a control water pump (29).
3. The rainwater recovery method according to claim 1, characterized in that: the mixing tank body (26) is internally provided with a heating mechanism for heating mixed liquid, and the heating mechanism comprises a plurality of heating resistor pipes (40) horizontally fixed on the inner peripheral surface of the mixing tank body (26).
4. A stormwater recovery method as claimed in claim 2, wherein: the cooling device is characterized in that a condensing mechanism for cooling rainwater is arranged on the top surface of the air dispersing tank body (25), the condensing mechanism comprises a condensing tank body (27) fixed on the top surface of the air dispersing tank body (25), an input conduit (48) fixed on the bottom of the condensing tank body (27), an output conduit (49) fixed on the top of the condensing tank body (27) and a spiral conduit (47) fixed in the condensing tank body (27) in a surrounding mode, and the spiral conduit (47) is connected with the air dispersing tank body (25) through a booster water pump (32).
5. The rainwater recovery method according to claim 4, characterized in that: the end of the input conduit (48) far away from the condensation tank body (27) is connected with a tap water supplementing point (51), and the output conduit (49) is communicated with the periphery of the backflow conduit (54).
6. The rainwater recovery method according to claim 1, characterized in that: the shape of the inner bottom surface of the rainwater collecting tank (11) is a convex hemispherical structure.
7. The rainwater recovery method according to claim 5, characterized in that: the operation steps of the chlorine removal purifier (24) are as follows:
(1) Transporting the mixed solution to the mixing tank body (26), and injecting a proper amount of chlorine removing agent into the mixing tank body (26) by the storage tank body (28) through the filling conduit (35);
(2) The linkage conduit (38) rotates due to the reverse thrust of the chlorine removal agent;
(3) After the reaction, the rainwater is conveyed to the air dispersing tank body (25) through the control water pump (29), and the stirring motor (43) drives the stirring straight rod (42) to rotate through the synchronous belt (44) and the transmission straight rod (41);
(4) Tap water is poured into the condensation tank (27) through the input conduit (48), and then the tap water is discharged out of the condensation tank (27) through the output conduit (49);
(5) Rainwater in the air dispersing tank body (25) is filled into the spiral guide pipe (47) through the booster water pump (32).
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| CN118420062A (en) * | 2024-05-13 | 2024-08-02 | 同济大学 | A method for controlling pollutants in stormwater pipe sediments based on multiple organic matter characterization techniques |
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| US20210147271A1 (en) * | 2019-11-18 | 2021-05-20 | Your Rain Systems, Inc. | System and method of rain water collection and purification |
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