CN103374941B - Rain water collecting system and collection method thereof - Google Patents

Rain water collecting system and collection method thereof Download PDF

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Publication number
CN103374941B
CN103374941B CN201210124926.2A CN201210124926A CN103374941B CN 103374941 B CN103374941 B CN 103374941B CN 201210124926 A CN201210124926 A CN 201210124926A CN 103374941 B CN103374941 B CN 103374941B
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purifier
module
reservoir
abandoning apparatus
flow abandoning
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CN103374941A (en
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许建华
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Jiangsu Baihai Environmental Protection Technology Group Co., Ltd
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Jiangsu Baihai Environmental Protection Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/108Rainwater harvesting

Abstract

Rain water collecting system, comprise one first purifier, one flow abandoning apparatus, one second purifier, one reservoir and some pipelines, described first purifier is connected with described flow abandoning apparatus and described second purifier respectively by pipeline, described flow abandoning apparatus to be connected with municipal drainage system by pipeline and for abandoned stream, described second purifier offers a water inlet to be connected with the first purifier by pipeline, and one delivery port to be connected with described reservoir by pipeline, the aperture position of described water inlet is higher than the aperture position of described delivery port, described reservoir is used for retaining.Rain water collecting system of the present invention, first will regather in reservoir by the first purifier and the second purifier after rainwater purification, be convenient to clear up impurity.The invention still further relates to the collection method of rain water collecting system.

Description

Rain water collecting system and collection method thereof
Technical field
The present invention relates to a kind of rain water collecting system and collection method thereof.
Background technology
Existing rain water collecting system generally comprises collecting pit and purifier.When rainwater recycle, first by rainwater-collecting in collecting pit, then purified by purifier, to reach the water supply standard of greening water, view moisturizing etc.So, in rainwater recycle process, in collecting pit, a large amount of impurity can be precipitated, be not easy to clean collecting pit.
Summary of the invention
In view of above content, be necessary to provide a kind of can the rain water collecting system of easy cleaning impurity.The invention still further relates to a kind of collection method of rain water collecting system.
Rain water collecting system, comprise one first purifier, one flow abandoning apparatus, one second purifier, one reservoir and some pipelines, described first purifier is connected with described flow abandoning apparatus and described second purifier respectively by pipeline, described flow abandoning apparatus to be connected with municipal drainage system by pipeline and for abandoned stream, described second purifier offers a water inlet to be connected with the first purifier by pipeline, and one delivery port to be connected with described reservoir by pipeline, the aperture position of described water inlet is higher than the aperture position of described delivery port, described reservoir is used for retaining.
The collection method of rain water collecting system, comprises the following steps: S1. rainwater flows into the first purifier and enters municipal drainage system through flow abandoning apparatus, and under normality, the drain module of flow abandoning apparatus is in opening; S2. the self-induction module senses in flow abandoning apparatus also judges whether extraneous amount of precipitation is less than its setting value, is, performs step S3; No, perform step S4; S3. drain module is held open state, and rainwater flows into the first purifier and continues to flow into municipal drainage system through flow abandoning apparatus; S4. self-induction module exports control signal plumbing module; S5. drain module becomes closure state by opening; S6. rainwater flows into the first purifier and flow into the second purifier through the water inlet of the second purifier after the first purifier purification; S7. the second purifier purifies again to rainwater; S8. rainwater flows into reservoir through the delivery port of the second purifier, and the aperture position of delivery port is lower than the aperture position of water inlet; S9. the flow abandoning apparatus feedback module be arranged in reservoir senses and judges whether the water yield in reservoir is less than its setting value, is, performs step S6; No, perform step S10; S10. the control of feedback module output signal makes drain module open; S11. rainwater flows into the first purifier and flows into municipal drainage system through flow abandoning apparatus.
Rain water collecting system of the present invention and method thereof, first will regather in reservoir by the first purifier and the second purifier after rainwater purification, be convenient to clear up impurity.
Accompanying drawing explanation
Fig. 1 is the block diagram of rain water collecting system better embodiment of the present invention;
Fig. 2 is the block diagram of flow abandoning apparatus in Fig. 1;
Fig. 3 is the block diagram of induction module in Fig. 2;
Fig. 4 is the block diagram of feedback module in Fig. 2;
Fig. 5 is the schematic diagram of the second purifier in Fig. 1;
Fig. 6 A and Fig. 6 B is the flow chart of the collection method better embodiment of rain water collecting system of the present invention.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments the present invention is described in further detail explanation.
Please refer to Fig. 1 to Fig. 5, the better embodiment of rain water collecting system of the present invention comprises one first purifier 10, flow abandoning apparatus 20,1 second purifier 30, reservoir 40, some pipelines 50 and an overflow well 60.
Some large floating things in rainwater and large sediment, for carrying out preliminary purification to rainwater, filter by the first purifier 10, and to be connected with flow abandoning apparatus 20 by pipeline 50 and the second purifier 30 connects.The opening (not shown) that the opening (not shown) that first purifier 10 is communicated with flow abandoning apparatus 20 is communicated with the second purifier 30 lower than the first purifier 10.In present embodiment, the first purifier 10 is one section of dirty well.
Flow abandoning apparatus 20 is connected with municipal drainage system 100 by pipeline 50.Flow abandoning apparatus 20 comprises self-induction module 22, drain module 24 and a feedback module 28.Drain module 24 is in opening under normal conditions.When drain module 24 is opened, rainwater flows into the first purifier 10 and flows into municipal drainage system 100 through flow abandoning apparatus 20.When drain module 24 closes, rainwater flows into the first purifier 10 and flow into the second purifier 30 after the first purifier 10 purifies.Self-induction module 22 comprises sensing unit 220, setup unit 222 and a judging unit 224.Sensing unit 220 responds to extraneous rainfall, and setup unit 222 sets sensing value, and judging unit 224 judges whether sensing unit 220 sensing value is less than the setting value of setup unit 222.The rainfall sensed when sensing unit 220 is less than the setting value of setup unit 222, and self-induction module 20 does not export control signal to drain module 24, and drain module 24 keeps opening; When the rainfall that sensing unit 220 senses is greater than or equal to the setting value of setup unit 222, self-induction module 20 exports one first control signal plumbing module 24, makes drain module 24 become closure state from opening.Feedback module 28 is arranged in reservoir 40, and it comprises sensing unit 280, setup unit 282 and a judging unit 284.Sensing unit 280 senses the water yield in reservoir 40, and setup unit 282 sets sensing value, and judging unit 284 judges whether sensing unit 280 sensing value is less than the setting value of setup unit 282.When judging unit 282 judges that the sensing value of sensing unit 280 is less than the setting value of setup unit 282, feedback module 28 does not export control signal to drain module 24; When judging unit 282 judges that the sensing value of sensing unit 280 is more than or equal to the setting value of setup unit 282, feedback module 24 sends one second control signal plumbing module 24, makes drain module 24 become opening from closure state.
Second purifier 30 is for again purifying rainwater, and it comprises the one way valve 38 that the communicating pipe of sedimentation 32, filter well 34, level connection joint between sedimentation 32 and filter well 34 36 and a jet water spout 37 and are arranged at jet water spout 37.Sedimentation 32 is offered a water inlet be connected with pipeline 50 320, overfall gap 321 contour with water inlet 320 and is offered a connected entrance 322 be connected with communicating pipe 36 in bottom in top.The inside of sedimentation 32 is provided with a sedimentation basin 324 in the below of connected entrance 322.Filter well 34 arranges a dividing plate (not shown) makes filter well 34 be divided into filtration chamber and lower filtration chamber, is connected between upper filtration chamber and lower filtration chamber by filter 344.Filter well 34 offers the connected entrance 340 be connected with communicating pipe 36 in bottom, and offers a delivery port 342 in top.The aperture position of water inlet 320 is higher than the aperture position of delivery port 342.
Reservoir 40 is connected with the delivery port 342 of filter well 34 by pipeline 50, to collect the rainwater after the second purifier 30 purifies.
Spilling water well 60 is connected to the overfall gap 324 of sedimentation 32 by pipeline 50, and is connected with municipal drainage system 100 by pipeline 50.
During use, rainwater flows into the first purifier 10 and flows into municipal drainage system 100 through flow abandoning apparatus 20, and self-induction module 22 senses and judges whether extraneous amount of precipitation is greater than its setting value simultaneously.Owing to just beginning to rain, extraneous amount of precipitation is less, corresponding self-induction module 22 senses amount of precipitation and is less than its setting value, and drain module 24 continues to be held open state, continues to flow into municipal drainage system 100 through flow abandoning apparatus 20 after rainwater flows into the first purifier 10.Along with external rainfall amount increases, corresponding self-induction module 22 senses amount of precipitation and is more than or equal to its setting value, and self-induction module 22 exports one first control signal plumbing module 24, makes drain module 24 become closure state from opening.After drain module 24 is closed, rainwater flows into the first purifier 10 and after the first purifier 10 purifies, flows into the sedimentation 32 of the second purifier 30.After rainwater enters sedimentation 32, because the aperture position of the water inlet 320 of sedimentation 32 is higher than the aperture position of connected entrance 322, make rainwater when entering sedimentation 32, the low-gravity material floats such as the floating thing in rainwater are in the top of sedimentation 32, can not be flowed out by the connected entrance 322 of sedimentation 32, large simultaneously in rainwater is precipitated in sedimentation basin 324 than heavy substance.Rainwater enters filter well 34 through communicating pipe 36 after sedimentation 32 precipitates, because the aperture position of the connected entrance 340 of filter well 34 is lower than the aperture position of delivery port 342, make rainwater after entering filter well 34 by connected entrance 340, large proportion species precipitate in rainwater is in the lower filtration chamber of filter well 34, and rainwater enters upper filtration chamber after being filtered by strainer 344 simultaneously.Then the rainwater after purification flows into reservoir 40 through delivery port 342.After rainwater enters reservoir 40, when the water yield that feedback module 28 senses reservoir 40 is less than its setting value, drain module 24 continues to be kept closed, and continues the sedimentation 32 flowing into the second purifier 30 after the first purifier 10 purifies after rainwater flows into the first purifier 10; When feedback module 28 water yield sensed in reservoir 40 is more than or equal to its setting value, feedback module 28 exports one second control signal plumbing module 24, drain module 24 is made to become opening from closure state, rainwater flows into the first purifier 10 and flows into municipal drainage system 100 through flow abandoning apparatus 20, the impurity remained in the first purifier 10 can be rushed in municipal drainage system 100 by rainwater, and the rainwater simultaneously in sedimentation 32 flows into municipal drainage system 100 through spilling water well 60.When extraneous rainfall is too large, when flowing into the excessive rainfall in sedimentation 32, in sedimentation 32, excessive rainfall flows into municipal drainage system 100 through spilling water well 60.
After use terminates, wash away the sediment in filter well 34, sediment enters in the sedimentation basin 324 of sedimentation 32 together with flushing water by cleaning hose 37, then uses soil pick-up pump by the sewage sucking-off in sedimentation basin 324.One way valve 38 is arranged at cleaning hose 37, and can avoid when rinsing, the material in sedimentation basin 324 flows backward in filter well 34.
In other embodiments, coarse sands layer and nonweaven geotextile layer can also be laid on reservoir 40.Rainwater like this after the second purifier 30 purifies can through coarse sands layer and the purification of nonweaven geotextile layer before entering reservoir 40 through piping 50, and the rainwater making reservoir 40 collect to greatest extent is clean.
Please refer to Fig. 6 A and Fig. 6 B, the better embodiment of the collection method of rain water collecting system of the present invention is for comprising the following steps:
Step S1. rainwater flows into the first purifier 10 and flows into municipal drainage system 100 through flow abandoning apparatus 20;
Self-induction module 22 in step S2. flow abandoning apparatus 20 senses and judges whether external rainfall amount is less than its setting value, is, performs step S3; No, perform step S4;
Step S3. drain module 24 is held open state, continues to flow into municipal drainage system 100 through flow abandoning apparatus 20 after rainwater flows into the first purifier 10;
Step S4. self-induction module 22 exports one first control signal plumbing module 24;
Step S5. drain module 24 becomes closure state by opening;
Step S6. rainwater flows into the first purifier 10 and flow into the second purifier 30 after the first purifier 10 purifies;
Step S7. second purifier 30 pairs of rainwater purify again;
The rainwater that step S8. purifies through the second purifier 30 enters reservoir 40;
Step S9. feedback module 28 senses and judges whether the water yield in reservoir 40 is less than its setting value, is, performs step S6; No, perform step S10;
Step S10. feedback module 28 exports one second control signal plumbing module 24, and drain module 24 becomes opening by closure state;
Step S11. rainwater flows into the first purifier 10 and flows into municipal drainage system 100 through flow abandoning apparatus 20.
Rainwater in the step s 7 after the first purifier (10) purification is introduced into sedimentation (32) precipitation in the second purifier (30), then the filter well (34) entered in the second purifier (30) filters.
Rain water collecting system of the present invention and method thereof, first will be regathered after rainwater purification in reservoir 40 by the first purifier 10 and the second purifier 30, is convenient to clear up impurity.

Claims (6)

1. rain water collecting system, it is characterized in that, comprise one first purifier (10), one flow abandoning apparatus (20), one second purifier (30), one reservoir (40) and some pipelines (50), described first purifier (10) is connected with described flow abandoning apparatus (20) and described second purifier (30) respectively by pipeline (50), described flow abandoning apparatus (20) to be connected with municipal drainage system (100) by pipeline (50) and for abandoned stream, described second purifier (30) offers a water inlet (320) to be connected with the first purifier (10) by pipeline (50), and one delivery port (342) to be connected with described reservoir (40) by pipeline (50), the aperture position of described water inlet (320) is higher than the aperture position of described delivery port (342), described reservoir (40) is for retaining,
Described second purifier (30) comprises a sedimentation (32) and a filter well (34), described sedimentation (32) offers described water inlet (320) in top, described filter well (34) offers described delivery port (342) in top;
Described flow abandoning apparatus (20) comprises a drain module (24), described drain module (24) is in opening when normality, described drain module (24) is when opening, rainwater flows into the first purifier (10) and flows into described municipal drainage system (100) through described flow abandoning apparatus (20), when described drain module (24) is closed, rainwater flows into the first purifier (10) and flow into described second purifier (30) after described first purifier (10) purification;
Also comprise an overflow well (60), described sedimentation (32) offers an overfall gap (321) contour with described water inlet (320) in top, described overflow well (60) is connected with described overfall gap (321) by pipeline (50).
2. rain water collecting system according to claim 1, it is characterized in that, described flow abandoning apparatus (20) comprises a self-induction module (22), described self-induction module (22) is for sensing and judging extraneous amount of precipitation, when the amount of precipitation that described self-induction module (22) sensing is extraneous is greater than or equal to the sensing value of its setting, described self-induction module (22) controls described drain module (24) and closes.
3. rain water collecting system according to claim 1, it is characterized in that, described flow abandoning apparatus (20) comprises one and is arranged at feedback module (28) in described reservoir (40), described feedback module (28) senses and judges the water yield in described reservoir (40), when described feedback module (28) water yield sensed in described reservoir (40) is greater than or equal to the sensing value of its setting, described feedback module (28) controls described drain module (24) and opens.
4. rain water collecting system according to claim 1, it is characterized in that, described second purifier (30) also comprises the communicating pipe (36) of a level connection joint between described sedimentation (32) and described filter well (34), and the position of described communicating pipe (36) is lower than described delivery port (342).
5. rain water collecting system according to claim 4, it is characterized in that, described second purifier (30) also comprises the one way valve (38) that the cleaning hose (37) and of a level connection joint between described sedimentation (32) and described filter well (34) is arranged at described cleaning hose (37), and described cleaning hose (37) is positioned at the below of described communicating pipe (36).
6. the collection method of rain water collecting system, is characterized in that, comprises the following steps:
S1. rainwater flows into the first purifier (10) and enters municipal drainage system (100) through flow abandoning apparatus (20), and under normality, the drain module (24) of flow abandoning apparatus (20) is in opening;
S2. the self-induction module (22) in flow abandoning apparatus (20) senses and judges whether extraneous amount of precipitation is less than its setting value, is, performs step S3; No, perform step S4;
S3. drain module (24) is held open state, and rainwater flows into the first purifier (10) and continues to flow into municipal drainage system (100) through flow abandoning apparatus (20);
S4. self-induction module (22) exports control signal plumbing module (24);
S5. drain module (24) becomes closure state by opening;
S6. rainwater flows into the first purifier (10) and water inlet (320) through the second purifier (30) flows into the second purifier (30) after the first purifier (10) purification;
S7. the second purifier (30) purifies again to rainwater, rainwater after the first purifier (10) purification first flows into sedimentation (32) precipitation in the second purifier (30), then the filter well (34) entered in the second purifier (30) filters;
S8. the delivery port (342) of rainwater through the second purifier (30) flows into reservoir (40), and the aperture position of delivery port (342) is lower than the aperture position of water inlet (320);
S9. flow abandoning apparatus (20) feedback module (28) be arranged in reservoir (40) senses and judges whether the water yield in reservoir (40) is less than its setting value, is, performs step S6; No, perform step S10;
S10. the control of feedback module (28) output signal makes drain module (24) open;
S11. rainwater flows into the first purifier (10) and flows into municipal drainage system (100) through flow abandoning apparatus (20).
CN201210124926.2A 2012-04-26 2012-04-26 Rain water collecting system and collection method thereof Active CN103374941B (en)

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CN101967841A (en) * 2010-10-20 2011-02-09 重庆大学 Method and device for implementing primary rainwater closure in municipal network system
CN202559421U (en) * 2012-04-26 2012-11-28 南通百海市政设施有限公司 Rainwater collection system

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KR20100011750A (en) * 2008-07-25 2010-02-03 박성규 Green building system using recycling of rainwater
CN201305869Y (en) * 2008-11-25 2009-09-09 北京科净源科技股份有限公司 Rain and blood utilizing device
CN201362869Y (en) * 2008-11-25 2009-12-16 北京科净源科技股份有限公司 Rainwater safety abandoning distributing control device
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