CN108993022B - Recycling system is collected to municipal administration rainwater - Google Patents
Recycling system is collected to municipal administration rainwater Download PDFInfo
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- CN108993022B CN108993022B CN201810900768.2A CN201810900768A CN108993022B CN 108993022 B CN108993022 B CN 108993022B CN 201810900768 A CN201810900768 A CN 201810900768A CN 108993022 B CN108993022 B CN 108993022B
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- 238000004064 recycling Methods 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 142
- 238000003860 storage Methods 0.000 claims abstract description 80
- 238000001914 filtration Methods 0.000 claims abstract description 74
- 238000000746 purification Methods 0.000 claims abstract description 8
- 239000011148 porous material Substances 0.000 claims description 33
- 239000007788 liquid Substances 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 6
- 238000004062 sedimentation Methods 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000003621 irrigation water Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims 4
- 238000010992 reflux Methods 0.000 claims 1
- 238000004140 cleaning Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000035922 thirst Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2221/00—Applications of separation devices
- B01D2221/12—Separation devices for treating rain or storm water
-
- 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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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
- Sewage (AREA)
Abstract
The invention relates to a municipal rainwater collecting and recycling system which comprises a primary filtering and shunting device, wherein a water inlet of the primary filtering and shunting device is connected with a rainwater collecting device, a water outlet of the primary filtering and shunting device is respectively connected with a municipal water drainage pipe, an initial rainwater storage tank and a first later rainwater storage tank through a flow abandoning valve, an initial rainwater control valve and a later rainwater control valve, the first later rainwater storage tank is connected with a second later rainwater storage tank through a secondary filtering device, and a first water supply pipe, a second water supply pipe and a third water supply pipe are respectively arranged on the initial rainwater storage tank, the first later rainwater storage tank and the second later rainwater storage tank. The automatic rainwater purification device can be used for preliminarily purifying initial rainwater and later rainwater, separately storing and performing 'gradient utilization' on the initial rainwater and the later rainwater, and can be used for automatically cleaning the filtering device for preliminary purification.
Description
Technical Field
The invention belongs to the technical field of water treatment, and particularly relates to a municipal rainwater collecting and recycling system.
Background
The development of urbanization expands urban area, changes life style, and has the direct consequence that the watertight area is increased, the water supply of urban residents is insufficient, the industrial wastewater and domestic sewage are increased, the greenbelt is reduced, and the like, so that the urban water environment system enters unhealthy circulation. The development and utilization of rainwater resources have become a new way for solving water crisis in many countries and regions, and are receiving great attention. The urban rainwater is lack of comprehensive utilization, and is ubiquitous in many cities in China. Under the background of serious shortage of water resources, how to collect, develop and utilize precious rainwater resources and how to cause the cities to drink rainwater for quenching thirst becomes an important subject.
As is well known, municipal rainwater is generally divided into initial rainwater and later rainwater according to the change of water quality, the initial rainwater contains ground dirt (gasoline leaked by automobiles, chemical powder or liquid dropped in transportation, silt, fine suspended matters, fallen leaves, household garbage and the like) so that the suspended matters are higher in concentration and the water quality is poorer, and along with the continuous progress of rainfall, the ground dirt is less and less washed by the rainwater, the turbidity of the rainwater is lower and lower, and the water quality is better and tends to be stable.
Municipal rainwater collection device among the prior art directly abandons the class to the rainwater in initial stage usually, however in the less season of arid rainwater, above-mentioned treatment methods can not effectively utilize valuable rainwater resource, not enough scientific environmental protection. Another common treatment method in the prior art is to provide a filtering device in the rainwater collecting device, so that the initial rainwater (including the later rainwater) can be primarily purified and then discharged into the water storage tank for storage. However, the above method is only to simply purify the initial rainwater, the quality of the purified initial rainwater is not up to the standard, and the purified initial rainwater is not stored separately from the later rainwater, so that the later rainwater is also polluted, and thus the purification is required again when the later rainwater is used, and the use cost is increased. In addition, the filtering device can cause the problem of dirty blockage after being used for a period of time, and the filtering device needs to be cleaned regularly by manpower, so that the efficiency is very low.
Disclosure of Invention
In order to solve the problems, the invention provides a municipal rainwater collecting and recycling system which can preliminarily purify initial rainwater and later rainwater, separately store and utilize the initial rainwater and the later rainwater in a gradient manner, automatically clean a filtering device for preliminary purification and prevent the problem of dirt blockage.
The technical scheme adopted by the invention is as follows: a municipal rainwater collecting, recycling and utilizing system comprises a primary filtering and shunting device, wherein a water inlet of the primary filtering and shunting device is connected with a rainwater collecting device, a water outlet of the primary filtering and shunting device is respectively connected with a municipal drainage pipe, a primary rainwater storage tank and a first later-stage rainwater storage tank through a abandon valve, a primary rainwater control valve and a later-stage rainwater control valve, the first later-stage rainwater storage tank is connected with a second later-stage rainwater storage tank through a secondary filtering device, and a first water supply pipe, a second water supply pipe and a third water supply pipe are respectively arranged on the primary rainwater storage tank, the first later-stage rainwater storage tank and the second later-stage rainwater storage tank;
the bottom of the first later-stage rainwater storage tank is vertically provided with a liquid separation plate, the liquid separation plate divides the first later-stage rainwater storage tank into a water inlet sedimentation cavity and a clean water outlet cavity, the bottom plate of the water inlet sedimentation cavity is inclined downwards along the water inlet direction, the bottom of the bottom plate is provided with a silt discharge port, the silt discharge port is connected with a municipal drainage pipe through a silt control valve and a silt extraction pump, the upper part of the side wall of the clean water outlet cavity is provided with a water outlet, and the water outlet is connected with a secondary filtering device;
the bottom of the initial rainwater water storage tank is provided with a plurality of stirring devices, and the initial rainwater water storage tank is connected with a municipal drainage pipe through an initial rainwater emptying valve;
the primary filtering and shunting device comprises a device shell, a rigid filtering pore plate and a garbage carrying box, wherein the device shell is vertically arranged, the upper part and the lower part of the device shell are respectively provided with a water inlet and a water outlet, the middle position of the side part is provided with an opening and closing door, the rigid filtering pore plate is abutted against the edge of the lower part of the opening and closing door and horizontally arranged in the middle of the device shell, the front side of the rigid filtering pore plate is fixed on the inner side wall of the device shell, and the rear side of the rigid filtering pore plate extends out of the device shell and is arranged close to the opening of the garbage carrying box; a push shovel is movably arranged on the rigid filtering pore plate, a first telescopic motor is arranged outside the device shell, a telescopic shaft of the first telescopic motor extends into the device shell and is connected with the push shovel, and the push shovel can slide along the upper surface of the rigid filtering pore plate and can penetrate through the switch door to push garbage gathered on the rigid filtering pore plate into the garbage carrying box under the driving of the first telescopic motor;
the gate plate is arranged corresponding to the switch door and can be opened or closed under the action of a second telescopic motor; a water level switch is arranged at the upper part of the inner side of the device shell; and a drainage plate is connected between the rear side of the rigid filtering pore plate and the side wall of the device shell, and a backflow port is formed in the side wall of the device shell on the upper part of the drainage plate.
Furthermore, a water flow switch is arranged on a pipeline connecting the water inlet of the primary filtering and distributing device and the rainwater collecting device.
Furthermore, the water flow switch is in communication connection with the water level switch, the first telescopic motor and the second telescopic motor.
Further, the rigid filter pore plate is a stainless steel pore plate.
Further, first delivery pipe, second delivery pipe, third delivery pipe remove the haze cooling with vegetation irrigation water shower nozzle, fire-fighting water shower nozzle, high pressure spraying respectively and are used for the shower nozzle to be connected.
Furthermore, water level meters are respectively arranged in the initial stage rainwater water storage tank, the first later stage rainwater water storage tank and the second later stage rainwater water storage tank.
Furthermore, waterproof boxes are arranged outside the first telescopic motor and the second telescopic motor.
Further, the shovel comprises a horizontal piece and a vertical piece which are L-shaped, the vertical piece is vertically and fixedly connected with a telescopic shaft of the first telescopic motor, the lower edge of the horizontal piece is tightly attached to the upper surface of the rigid filter pore plate, and the front end of the horizontal piece is provided with an inclination angle.
The invention has the following advantages: the rainwater purification device can be used for preliminarily purifying initial rainwater and later rainwater, separately storing and performing 'gradient utilization' on the initial rainwater and the later rainwater, can be used for automatically cleaning the filtering device for preliminary purification, and prevents the problem of filth blockage.
Drawings
FIG. 1 is a system diagram of the present invention;
fig. 2 is a schematic structural view of the preliminary filtering and flow-dividing device of the present invention.
In the figure: 1. a preliminary filtering and shunting device; 2. a first late stage rainwater storage tank; 3. an initial rainwater storage tank; 4. a secondary filtration device; 5. a second later stage rainwater storage tank; 6. a waste stream valve; 7. an initial rain control valve; 8. a late stage rain control valve; 9. an initial rainwater drain valve; 10. a silt control valve; 11. a silt leading-out pump; 12. a first water supply pipe; 13. a second water supply pipe; 14. a third water supply pipe; 15. a liquid separation plate; 16. a stirring device; 101. a device housing; 102. a rigid filtration pore plate; 103. a refuse receptacle; 104. a water level switch; 105. a first telescoping motor; 106. pushing and shoveling; 107. a shutter plate; 108. a second telescoping motor; 109. a drainage plate; 110. a return port.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
Referring to fig. 1 and 2, a municipal rainwater collection and recycling system comprises a primary filtration and diversion device 1, wherein a water inlet of the primary filtration and diversion device 1 is connected with a rainwater collection device (not shown in the figure), a water outlet of the primary filtration and diversion device 1 is respectively connected with a municipal drainage pipe, an initial rainwater storage tank 3 and a first later-stage rainwater storage tank 2 through a abandon valve 6, an initial rainwater control valve 7 and a later-stage rainwater control valve 8, the first later-stage rainwater storage tank 2 is connected with a second later-stage rainwater storage tank 5 through a secondary filtration device 4, and the initial rainwater storage tank 3, the first later-stage rainwater storage tank 2 and the second later-stage rainwater storage tank 5 are respectively provided with a first water supply pipe 12, a second water supply pipe 13 and a third water supply pipe 14.
The bottom of first later stage rainwater water storage box 2 is provided with liquid separation board 15 perpendicularly, liquid separation board 15 falls into precipitation chamber and clean play water cavity with first later stage rainwater water storage box 2, the bottom plate of precipitation chamber of intaking is along the water inlet direction downward sloping, the bottom of bottom plate is provided with the silt discharge port, the silt discharge port is drawn forth pump 11 through silt control valve 10, silt and is connected with municipal drainage pipe to can realize regularly arranging mud, the lateral wall upper portion in clean play water cavity is provided with the delivery port, the delivery port is connected with secondary filter 4.
The bottom of the initial rainwater water storage tank 3 is provided with a plurality of stirring devices 16, and the initial rainwater water storage tank 3 is connected with a municipal drainage pipe through an initial rainwater emptying valve 9.
The primary filtering and shunting device 1 comprises a device shell 101, a rigid filtering pore plate 102 and a garbage bearing box 103, wherein the device shell 101 is vertically arranged, the upper part and the lower part of the device shell are respectively provided with a water inlet and a water outlet, the middle position of the side part is provided with an opening and closing door, the rigid filtering pore plate 102 is abutted against the lower edge of the opening and closing door and horizontally arranged in the middle of the device shell 101, the front side of the rigid filtering pore plate is fixed on the inner side wall of the device shell 101, and the rear side of the rigid filtering pore plate extends out of the device shell 101 and is arranged close to the opening of the garbage bearing box 103; the garbage collection device is characterized in that a push shovel 106 is movably arranged on the rigid filtering pore plate 102, a first telescopic motor 105 is arranged outside the device shell 101, a telescopic shaft of the first telescopic motor 105 extends into the device shell 101 and is connected with the push shovel 106, and under the driving of the first telescopic motor 105, the push shovel 106 can slide along the upper surface of the rigid filtering pore plate 102 and can penetrate through the switch door to push garbage collected on the rigid filtering pore plate 102 into the garbage carrying box 103.
The switch door further comprises a shutter plate 107 which is arranged corresponding to the switch door, and the shutter plate 107 can open or close the switch door under the action of a second telescopic motor 108; a water level switch 104 is arranged at the upper part of the inner side of the device shell 101; a flow guide plate 109 is connected between the rear side of the rigid filtering pore plate 102 and the side wall of the device shell 101, and a return opening 110 is formed in the side wall of the device shell 101 at the upper part of the flow guide plate 109.
Preferably, a water flow switch is arranged on a pipeline connecting the water inlet of the preliminary filtering and shunting device 1 and the rainwater collecting device. The water level switch is characterized by further comprising a control unit, wherein the control unit is in communication connection with the water flow switch, the water level switch 104, the first telescopic motor 105 and the second telescopic motor 108 respectively. The rigid filter aperture plate 102 is a stainless steel aperture plate. First delivery pipe 12, second delivery pipe 13, third delivery pipe 14 remove the haze cooling with vegetation irrigation water shower nozzle, fire-fighting water shower nozzle, high pressure spraying respectively and are used for the shower nozzle to be connected.
And water level meters are respectively arranged in the initial stage rainwater water storage tank 3, the first later stage rainwater water storage tank 2 and the second later stage rainwater water storage tank 5. Waterproof boxes are arranged outside the first telescopic motor 105 and the second telescopic motor 108. The pushing shovel 106 comprises a horizontal member and a vertical member in an "L" shape, the vertical member is vertically and fixedly connected with a telescopic shaft of the first telescopic motor 105, the lower edge of the horizontal member closely fits the upper surface of the rigid filtering pore plate 102, and the front end of the horizontal member has an inclination angle.
The invention operates as follows: the rainwater collected by the rainwater collecting device is transmitted to the primary filtering and shunting device 1 for primary filtering, then the primary rainwater is transmitted to the primary rainwater water storage tank 3, when the water level gauge in the primary rainwater water storage tank 3 detects that the water level is full, the primary rainwater is stored completely, the later rainwater with the water quality reaching the standard is transmitted to the first later rainwater water storage tank 2, the liquid distribution plate 15 is arranged in the middle of the first later rainwater water storage tank 2 and can precipitate most of silt in the rainwater, after the water level of the first later rainwater water storage tank 2 is full, the rainwater is continuously transmitted to the secondary filtering device 4 for secondary purification, then the rainwater with better water quality is transmitted to the second later rainwater water storage tank 5, when the water level of the second later rainwater water storage tank 5 is full, if the rainwater is in the later period, the stirring device 16 in the primary rainwater water storage tank 3 is opened, and the initial rainwater is drained through the municipal drainage pipe, and the rainwater with better water quality in the later period is continuously input into the initial rainwater water storage tank 3 through the primary filtering and distributing device 1. If the whole replacement of initial rainwater in the initial rainwater water storage tank 3 is finished and then the rainwater is raining, the water is directly drained and shunted to the municipal drainage pipe through the primary filtering and shunting device 1. The quality of the rainwater stored in the initial stage rainwater storage tank 3, the first later stage rainwater storage tank 2 and the second later stage rainwater storage tank 5 (under the condition that the rainwater is not quite abundant) is gradually improved, the rainwater can be utilized in a gradient mode according to the improvement of the quality of the rainwater, and the stored rainwater can be used with the highest efficiency.
It will be appreciated that the flow capacity of the rigid filter aperture plate 102 is significantly better than that of the inlet and outlet of the primary filter diverter 1 without the occurrence of fouling, and therefore, when the water level switch 104 provided at the upper portion of the inside of the preliminary filtering flow dividing device 1 detects that the preliminary filtering flow dividing device 1 is at the high water level, when the rigid filtering pore plate 102 is dirty-blocked, the control unit controls the water flow switch on the pipeline connecting the water inlet of the primary filtering and shunting device 1 and the rainwater collecting device to be closed, stops water inflow, opens the flashboard 107 through the second telescopic motor 108, driven by the first telescopic motor 105, the push shovel 106 slides along the upper surface of the rigid filter orifice plate 102, and push the garbage such as leaves, plastic bags, etc. collected on the rigid filtering hole plate 102 into the garbage carrying box 103 through the opening and closing door. Then the push shovel 106 and the flashboard 107 are reset, the water flow switch is opened, and the device continues to work. The drainage plate 109 and the return opening 110 allow rainwater pushed out by the blade 106 to flow back into the device case 101.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (1)
1. The utility model provides a recycle system is collected to municipal administration rainwater which characterized in that: the rainwater collecting device comprises a primary filtering and shunting device, wherein the length of a first water supply pipe is 10-20m, a water inlet of the primary filtering and shunting device is connected with a rainwater collecting device, a water outlet of the primary filtering and shunting device is respectively connected with a municipal drainage pipe, an initial rainwater storage tank and a first later rainwater storage tank through a waste flow valve, an initial rainwater control valve and a later rainwater control valve, the first later rainwater storage tank is connected with a second later rainwater storage tank through a secondary filtering device, and the initial rainwater storage tank, the first later rainwater storage tank and the second later rainwater storage tank are respectively provided with a first water supply pipe, a second water supply pipe and a third water supply pipe;
the bottom of the first later-stage rainwater storage tank is vertically provided with a liquid separation plate, the liquid separation plate divides the first later-stage rainwater storage tank into a water inlet sedimentation cavity and a clean water outlet cavity, the bottom plate of the water inlet sedimentation cavity is inclined downwards along the water inlet direction, the bottom of the bottom plate is provided with a silt discharge port, the silt discharge port is connected with a municipal drainage pipe through a silt control valve and a silt extraction pump, the upper part of the side wall of the clean water outlet cavity is provided with a water outlet, and the water outlet is connected with a secondary filtering device;
the bottom of the initial rainwater water storage tank is provided with a plurality of stirring devices, and the initial rainwater water storage tank is connected with a municipal drainage pipe through an initial rainwater emptying valve;
the primary filtering and shunting device comprises a device shell, a rigid filtering pore plate and a garbage carrying box, wherein the device shell is vertically arranged, the upper part and the lower part of the device shell are respectively provided with a water inlet and a water outlet, the middle position of the side part is provided with an opening and closing door, the rigid filtering pore plate is abutted against the edge of the lower part of the opening and closing door and horizontally arranged in the middle of the device shell, the front side of the rigid filtering pore plate is fixed on the inner side wall of the device shell, and the rear side of the rigid filtering pore plate extends out of the device shell and is arranged close to the opening of the garbage carrying box; a push shovel is movably arranged on the rigid filtering pore plate, a first telescopic motor is arranged outside the device shell, a telescopic shaft of the first telescopic motor extends into the device shell and is connected with the push shovel, and the push shovel can slide along the upper surface of the rigid filtering pore plate and can penetrate through the switch door to push garbage gathered on the rigid filtering pore plate into the garbage carrying box under the driving of the first telescopic motor;
the gate plate is arranged corresponding to the switch door and can be opened or closed under the action of a second telescopic motor; a water level switch is arranged at the upper part of the inner side of the device shell; a drainage plate is connected between the rear side of the rigid filtering pore plate and the side wall of the device shell, a reflux port is arranged on the side wall of the device shell at the upper part of the drainage plate,
a water flow switch is arranged on a pipeline connecting the water inlet of the preliminary filtering and shunting device and the rainwater collecting device,
also comprises a control unit which is respectively in communication connection with the water flow switch, the water level switch, the first telescopic motor and the second telescopic motor,
the rigid filtering pore plate is a stainless steel pore plate,
the first water supply pipe, the second water supply pipe and the third water supply pipe are respectively connected with a vegetation irrigation water spray head, a fire-fighting water spray head and a high-pressure spray haze-removing cooling spray head,
water level meters are respectively arranged in the initial stage rainwater storage tank, the first later stage rainwater storage tank and the second later stage rainwater storage tank,
waterproof boxes are arranged outside the first telescopic motor and the second telescopic motor,
the push shovel comprises an L-shaped horizontal part and a vertical part, the vertical part is vertically and fixedly connected with a telescopic shaft of the first telescopic motor, the lower edge of the horizontal part is tightly attached to the upper surface of the rigid filtering pore plate, the front end of the horizontal part is provided with an inclination angle,
the rainwater collected by the rainwater collecting device is transmitted to the primary filtering and shunting device for primary filtering, then the primary rainwater is transmitted to the primary rainwater water storage tank, when the water level meter in the primary rainwater water storage tank detects that the water level is full, the primary rainwater is proved to be stored completely, the later rainwater with the water quality reaching the standard is transmitted to the first later rainwater water storage tank, the liquid separating plate is arranged in the middle of the first later rainwater water storage tank, most of silt in the rainwater can be precipitated, after the water level of the first later rainwater water storage tank is full, the rainwater is continuously transmitted to the secondary filtering device for secondary purification, then the rainwater with better water quality is transmitted to the second later rainwater water storage tank, when the water level of the second later rainwater water storage tank is full, if the rainwater is in the later stage, the stirring device in the primary rainwater storage tank is opened, and the primary rainwater is emptied through the municipal drainage pipe, and continue to input the rainwater of the better quality of water in later stage in the initial stage rainwater water storage box through prefiltering diverging device, if the whole replacement of the initial stage rainwater in the initial stage rainwater water storage box is still raining after finishing, then directly carry out the drainage reposition of redundant personnel to municipal drain pipe through prefiltering diverging device, under the condition that the rainwater is not very abundant, the quality of water of the rainwater of storing in initial stage rainwater water storage box, first later stage rainwater water storage box, the second later stage rainwater water storage box gradually becomes excellent, can carry out "step utilization" to the rainwater of storing according to the good of quality of water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810900768.2A CN108993022B (en) | 2018-08-10 | 2018-08-10 | Recycling system is collected to municipal administration rainwater |
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| CN201810900768.2A CN108993022B (en) | 2018-08-10 | 2018-08-10 | Recycling system is collected to municipal administration rainwater |
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| CN108993022A CN108993022A (en) | 2018-12-14 |
| CN108993022B true CN108993022B (en) | 2021-08-10 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709285A (en) * | 2020-12-21 | 2021-04-27 | 苏州城发建筑设计院有限公司 | Rainwater collecting and purifying system for high-rise building |
| CN112830592B (en) * | 2021-02-05 | 2022-12-16 | 四川清和科技有限公司 | Courtyard rainwater collecting and utilizing system and method |
| CN113374024A (en) * | 2021-05-27 | 2021-09-10 | 梁小洁 | Rainwater collecting and treating device |
| CN113582418A (en) * | 2021-09-07 | 2021-11-02 | 中电建生态环境设计研究有限公司 | Bury high-efficient initial stage rainwater processing apparatus of formula |
| CN116733063B (en) * | 2023-06-30 | 2024-06-21 | 郑州大学综合设计研究院有限公司 | Rainwater collecting and circulating system and method |
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| CN205958522U (en) * | 2016-07-13 | 2017-02-15 | 中国水产科学研究院黑龙江水产研究所 | Solution impurity filtering device for chromatograph |
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|---|---|---|---|---|
| WO2002081050A1 (en) * | 2001-04-04 | 2002-10-17 | Ngk Insulators, Ltd. | Rain water treating device in combined sewage, and backwashing method therefor |
| CN201217822Y (en) * | 2008-06-16 | 2009-04-08 | 河南省电力勘测设计院 | Dispersion type roofing rainwater recovery utilization apparatus |
| CN202416438U (en) * | 2012-01-06 | 2012-09-05 | 中国农业科学院农田灌溉研究所 | Rainwater collecting device |
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