CN105839761A - Rainwater flow abandoning system - Google Patents

Rainwater flow abandoning system Download PDF

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Publication number
CN105839761A
CN105839761A CN201610323491.2A CN201610323491A CN105839761A CN 105839761 A CN105839761 A CN 105839761A CN 201610323491 A CN201610323491 A CN 201610323491A CN 105839761 A CN105839761 A CN 105839761A
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CN
China
Prior art keywords
rainwater
pipe
flow
rain water
blow
Prior art date
Application number
CN201610323491.2A
Other languages
Chinese (zh)
Inventor
汪传发
Original Assignee
汪传发
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 汪传发 filed Critical 汪传发
Priority to CN201610323491.2A priority Critical patent/CN105839761A/en
Publication of CN105839761A publication Critical patent/CN105839761A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/02Arrangement of sewer pipe-lines or pipe-line systems
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F3/00Sewer pipe-line systems
    • E03F3/04Pipes or fittings specially adapted to sewers
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/10Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
    • E03F5/105Accessories, e.g. flow regulators or cleaning devices
    • E03F5/107Active flow control devices, i.e. moving during flow regulation
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F2201/00Details, devices or methods not otherwise provided for
    • E03F2201/10Dividing the first rain flush out of the stormwater flow

Abstract

The invention discloses a rainwater flow abandoning system which comprises a rainwater conflux pipe, a by-pass flow sampling pipe, a discharging pipe, a rainwater flow abandoning device, a rainwater collecting pipe, a rainwater storage pond and a flow abandoning control box. The by-pass flow sampling pipe is communicated with the rainwater conflux pipe in a crossed mode, the input end of the by-pass flow sampling pipe is provided with a water quality analyzer, and the output end of the by-pass flow sampling pipe is communicated with the discharging pipe; the rainwater flow abandoning device is provided with a water inlet, a water outlet and a drain outlet, the water inlet is connected with the output end of the rainwater conflux pipe, the water outlet is connected with the input end of the rainwater collecting pipe, the drain outlet is connected with the input end of the discharging pipe, and the output end of the discharging pipe is provided with a blow-down valve; a liquidometer is arranged inside the rainwater storage pond, and the rainwater storage pond is connected with the output end of the rainwater collecting pipe; the flow abandoning control box controls on-off of the rainwater flow abandoning device and the blow-down valve according to detection results of a water quality analyzer and the liquidometer. According to the rainwater flow abandoning system, the problem that initial flow abandoning rainwater and excessive rainwater enter water storage equipment or a building is solved, and potential safety hazards caused by rainwater and sewage conflux and excessive rainwater overflowing are avoided.

Description

A kind of rain water drainage system
Technical field
The present invention relates to rainwater utilization field, particularly relate to a kind of rain water drainage system.
Background technology
China is the country that freshwater resources are rare, and water saving has become as one fundamental state policy of China. Along with the progress of science and technology, economize on water and progressively turn to water from traditional water yield type water saving (such as water saving device etc.) Matter type is economized on water.Traditional employing municipal tap water, miscellaneous water water source is changed into by so-called water quality type water saving exactly Middle water or rainwater etc., it is achieved step water.Along with popularizing of green building, rainwater utilization more comes More come into one's own.
Rainwater utilization comprises rainwater-collecting, rain water drainage, rainwater treatment and stores reuse.Initial stage drops During rain, the Rainwater Quality of collection is poor, preferably makees abandoned stream and processes, and later stage Rainwater Quality is preferable, preferably collects Enter cistern, as miscellaneous water after processing.Rain water drainage mainly uses two ways at present, I.e. Electronic control formula and positive displacement.
Electronic control formula abandoned stream substantially controls electronic abandoned stream device by physical quantitys such as setting times Opening and closing state.Impurity owing to comprising in early-stage rainwater is more, sets valve in electronic abandoned stream device Easily blocked by the impurity in rainwater between plate and abandoned stream device body, cause electronic abandoned stream device to lose efficacy, and Cannot control according to rainfall frequency and rainfall timely adjustment, when rainfall frequency height, even if follow-up fall The water quality at rain initial stage the most still can start abandoned stream device, causes certain waste, and when rainfall is big, The flow that can not adjust abandoned stream device in time the most easily causes cistern to continue spilling water, thus threatens system to transport Row safety.
Existing positive displacement rain water drainage system is all to get rid of in the rainwater-collecting of abandoned stream to drainage tank again To municipal administration Storm Sewer Network.The abandoned stream volume of drainage tank according to the catchment area of project and Designed recurrence period with And the rainfall intensity on project ground sets, this drainage tank is using the rainfall of 3-5 minute as the abandoned stream water yield. The rainwater of drainage tank enters bottom, pond and the soil of periphery by infiltrating or drains into municipal administration Storm Sewer Network Deng.Rainfall beyond the setting time overflows to cistern from drainage tank, it is achieved abandoned stream.
Electronic control formula abandoned stream and positive displacement rain water drainage when flush period is long or storm intensity is the biggest, When forming collectable amount of rainfall more than actual capacity gauge, rainwater is all first to collect after cistern again Unnecessary rainwater is discharged to by the form of pressure current the sewerage of building.The rainwater of abandoned stream and unnecessary Rainwater all enter into the water-retention scope of rainwater utilization.This will result in the phenomenon of confluence of rainwater and sewage, and increases Add operating cost and cost of investment and potential safety hazard.
As can be seen here, above-mentioned existing rainwater flow-discarding device has obviously still suffered from inconvenience and defect, and urgently Wait to be further improved.How to found a kind of new rain water drainage system so that it is can effectively stop The phenomenon of confluence of rainwater and sewage occurs, and solves the blockage problem of rainwater-collecting abandoned stream, it is ensured that abandoned stream equipment is stable Run continuously, the most on-demand water-retention, it is achieved safe and reliable abandoned stream, real belong to current important research and development problem it One.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of rain water drainage system so that it is can effectively stop The phenomenon of confluence of rainwater and sewage occurs, and solves the blockage problem of rainwater-collecting abandoned stream, it is ensured that abandoned stream equipment is stable Run continuously, the most on-demand water-retention, it is achieved safe and reliable abandoned stream, thus overcome existing technology not Foot.
For solving above-mentioned technical problem, the present invention adopts the following technical scheme that
A kind of rain water drainage system, abandons including rainwater conflux pipe, by-pass flow probe tube, blow-off pipe, rainwater Stream device, rainwater collection collector, rain water reservoir and Split-flow Control case, wherein: described by-pass flow probe tube with The intersection connection of described rainwater conflux pipe, the input of described by-pass flow probe tube is provided with Water Test Kits, The outfan of described by-pass flow probe tube connects with described blow-off pipe;Be provided with on described rainwater flow-discarding device into The mouth of a river, outlet and sewage draining exit, the water inlet of described rainwater flow-discarding device is defeated with described rainwater conflux pipe Going out end to connect, the outlet of described rainwater flow-discarding device is connected with the input of described rainwater collection collector, institute The input of the sewage draining exit and described blow-off pipe of stating rainwater flow-discarding device is connected, the outfan of described blow-off pipe It is provided with blowoff valve;Described rain water reservoir is connected with the outfan of described rainwater collection collector, described rainwater Liquidometer it is provided with in cistern;Described Split-flow Control device is tied according to the detection of Water Test Kits and liquidometer Fruit controls the keying of described rainwater flow-discarding device and blowoff valve.
As improving further, described Water Test Kits is conductivity meter or transmissometer.
The input of described rainwater conflux pipe is provided with rainwater roughing efficiency air filter.
Described bypass probe tube uses gravity drainage pipe.
Described blow-off pipe uses gravity drainage pipe.
The nominal bore of described bypass probe tube and blow-off pipe is respectively less than the nominal pipe of described rainwater conflux pipe Footpath.
The outfan of described blow-off pipe is connected with sewer or rain sewage lifter.
Described Split-flow Control device is the electric controller of band PLC, band surface-mounted integrated circuit Electric controller or be made up of the electric controller of logic control catalyst and relay.
After using such design, the present invention at least has the advantage that
1, safe and reliable: the present invention solve initial Split-flow rainwater and unnecessary rainwater enter water storage device or The problem of structures, will not form the phenomenon of confluence of rainwater and sewage, it is to avoid unnecessary stormwater overflow floods rainwater The potential safety hazard of machine room.
2, stable: the blockage problem of existing rainwater-collecting abandoned stream often results in equipment can not steady and continuous Running, the solid content impurity in rainwater flow-discarding device open stage, meeting rain is deposited in abandoned stream device The downside of wall.Upon closing, the keying unit of abandoned stream device is easily blocked.Bottom rainwater flow-discarding device Connect at deposit and have blow-off pipe, before closing abandoned stream device, first open blowoff valve, rainwater collection collector In rainwater back flush abandoned stream device inner chamber, impurity is discharged by blow-off pipe, so that it is guaranteed that equipment without Blocking runs.
3, easy for installation: to may be installed outdoor valve well or indoor rain water reservoir collects pipe network front end.
4, reduced investment: the facilities such as traditional rainwater discharging well, screened well can be replaced, be significantly reduced work Journey construction investment.
5, simple to operate, easy to maintenance.
6, it is easily achieved through engineering approaches to change with equipmentization.
Accompanying drawing explanation
Above-mentioned is only the general introduction of technical solution of the present invention, in order to better understand the technology of the present invention Means, below in conjunction with accompanying drawing, the present invention is described in further detail with detailed description of the invention.
Fig. 1 is the structural representation of rain water drainage system of the present invention.
Detailed description of the invention
Referring to shown in Fig. 1, the present invention provides a kind of rain water drainage system, including rainwater conflux pipe 2, By-pass flow probe tube 3, blow-off pipe 5, rainwater flow-discarding device 4, rainwater collection collector 7, rain water reservoir 8 and Split-flow Control case 10, wherein: described by-pass flow probe tube 3 intersects with described rainwater conflux pipe 2 and connects, The input of described by-pass flow probe tube 3 is provided with Water Test Kits 1, the output of described by-pass flow probe tube 3 End connects with described blow-off pipe 5;It is provided with water inlet, outlet and row on described rainwater flow-discarding device 4 Dirty mouth, the water inlet of described rainwater flow-discarding device 4 is connected with the outfan of described rainwater conflux pipe 2, institute The input of the outlet and described rainwater collection collector 7 of stating rainwater flow-discarding device 4 is connected, and described rainwater is abandoned The sewage draining exit of stream device 4 is connected with the input of described blow-off pipe 5, and the outfan of described blow-off pipe 5 sets There is blowoff valve 6;Described rain water reservoir 8 is connected with the outfan of described rainwater collection collector 7, described rain Liquidometer 9 it is provided with in water cistern 8;Described Split-flow Control device 4 is according to Water Test Kits 1 and liquidometer The testing result of 9 controls described rainwater flow-discarding device 4 and the keying of blowoff valve 6.
Wherein, described Water Test Kits 1 can be selected for conductivity meter or transmissometer.Described bypass probe tube 3 And blow-off pipe 5 can use the drain pipe of gravity stream, it is preferred that described bypass probe tube 3 and blow-off pipe 5 Nominal bore be respectively less than the nominal bore of described rainwater conflux pipe 2.
Further, the input of described rainwater conflux pipe 2 can install rainwater roughing efficiency air filter.Described The outfan of blow-off pipe 5 is connected with sewer, or sets up rain sewage lifter.Described abandon Stream controller 10 can use the electric controller of band PLC, the electricity of band surface-mounted integrated circuit Airgun controller or be made up of the electric controller of logic control catalyst and relay.Described liquidometer 9 Preferably employ the floating ball lever meter of band active signal or dry contact.
Rain water drainage system of the present invention in use, mainly includes following several situation:
1, rainfall is stopped or during without rainfall, when Water Test Kits 1 is without water quality signal, Split-flow Control case 10 Close rainwater flow-discarding device 4, open blowoff valve 6.
2, rain matter abandoned stream: when rainfall starts first, rainwater flow-discarding device 4 is closed, blowdown Valve 6 is in opening.A small amount of rainwater flows into equipment machine room endlessly from by-pass flow probe tube 3 Dirt collection hole or integration rain sewage lifter, now, Water Test Kits 1 continues to detect institute in real time The Rainwater Quality collected.When Rainwater Quality is more than or equal to the lower limit set, rainwater flow-discarding device 4 Remaining turned-off, blowoff valve 6 is in opening.When Rainwater Quality reaches the lower limit set, Rainwater flow-discarding device 4 is opened, and blowoff valve 6 cuts out, and rainwater enters into rainwater water-retention through rainwater collection collector 7 Pond 8.Realizing rain matter type rain water drainage, in the abandoned stream stage, rainwater flow-discarding device 4 is closed, because of And the rainwater of initial Split-flow is flowed in municipal administration catch-basin by outdoor safe shunting well.
3, rainfall abandoned stream: when storm intensity is excessive or rainfall duration is long, and rain water reservoir 8 designs When capacity gauge can collect rainfall less than reality, rain water reservoir 8 is in high level, now abandoned stream control Rainwater flow-discarding device 4 closed by case 10 processed, it is achieved rainfall regime abandoned stream, and rainwater flow-discarding device 4 is closed, Thus unnecessary rainwater flows into municipal administration catch-basin by outdoor security shunting well.
When 4, rain frequency abandoned stream: when the rainfall frequency is higher, rainfall for the second time and the interval of rainfall for the first time Between the most in short-term, in the rain matter type abandoned stream stage of first time rainfall, by the dirt during rainwater-collecting Dye thing is drained into municipal administration Storm Sewer Network by abandoned stream, and the water quality of rainwater conflux pipe 2 reaches the lower limit set During index, rainwater flow-discarding device 4 is opened, and blowoff valve 6 cuts out, and rainwater enters into through rainwater collection collector 7 Rain water reservoir 8.Realize rain frequency type rain water drainage.
In said process, before closing rainwater flow-discarding device 4, first open blowoff valve 6, then rainwater-collecting Rainwater back flush rainwater flow-discarding device 4 inner chamber in pipe 7, is discharged impurity by blow-off pipe 5, from And guarantee equipment run without blockage.
In sum, owing to using above technical scheme, the rain water drainage system of the present invention at least has Advantages below:
1, safe and reliable: the present invention solve initial Split-flow rainwater and unnecessary rainwater enter water storage device or The problem of structures, will not form the phenomenon of confluence of rainwater and sewage, it is to avoid unnecessary stormwater overflow floods rainwater The potential safety hazard of machine room.
2, stable: the blockage problem of existing rainwater-collecting abandoned stream often results in equipment can not steady and continuous Running, the solid content impurity in rainwater flow-discarding device open stage, meeting rain is deposited in abandoned stream device The downside of wall.Upon closing, the keying unit of abandoned stream device is easily blocked.Bottom rainwater flow-discarding device Connect at deposit and have blow-off pipe, before closing abandoned stream device, first open blowoff valve, rainwater collection collector In rainwater back flush abandoned stream device inner chamber, impurity is discharged by blow-off pipe, so that it is guaranteed that equipment without Blocking runs.
3, easy for installation: to may be installed outdoor valve well or indoor rain water reservoir collects pipe network front end.
4, reduced investment: the facilities such as traditional rainwater discharging well, screened well can be replaced, be significantly reduced work Journey construction investment.
5, simple to operate, easy to maintenance.
6, it is easily achieved through engineering approaches to change with equipmentization.
The above, be only presently preferred embodiments of the present invention, and the present invention not makees any form On restriction, those skilled in the art utilize the technology contents of the disclosure above make a little simple modification, Equivalent variations or modification, all fall within protection scope of the present invention.

Claims (8)

1. a rain water drainage system, it is characterised in that include rainwater conflux pipe, by-pass flow probe tube, Blow-off pipe, rainwater flow-discarding device, rainwater collection collector, rain water reservoir and Split-flow Control case, wherein:
Described by-pass flow probe tube intersects with described rainwater conflux pipe and connects, the input of described by-pass flow probe tube End is provided with Water Test Kits, and the outfan of described by-pass flow probe tube connects with described blow-off pipe;
Water inlet, outlet and sewage draining exit, described rainwater flow-discarding device it is provided with on described rainwater flow-discarding device Water inlet be connected with the outfan of described rainwater conflux pipe, the outlet of described rainwater flow-discarding device and institute The input stating rainwater collection collector connects, and the sewage draining exit of described rainwater flow-discarding device is defeated with described blow-off pipe Entering end to connect, the outfan of described blow-off pipe is provided with blowoff valve;
Described rain water reservoir is connected with the outfan of described rainwater collection collector, in described rain water reservoir It is provided with liquidometer;
Described Split-flow Control device controls described rainwater according to the testing result of Water Test Kits and liquidometer and abandons Stream device and the keying of blowoff valve.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described water quality Analyser is conductivity meter or transmissometer.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described rainwater The input of collecting pipe is provided with rainwater roughing efficiency air filter.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described bypass Probe tube uses gravity drainage pipe.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described blowdown Pipe uses gravity drainage pipe.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described bypass The nominal bore of probe tube and blow-off pipe is respectively less than the nominal bore of described rainwater conflux pipe.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described blowdown The outfan of pipe is connected with sewer or rain sewage lifter.
A kind of rain water drainage system the most according to claim 1, it is characterised in that described abandoned stream Controller is the electric controller of band PLC, the electric controller of band surface-mounted integrated circuit Or the electric controller of logic control it is made up of catalyst and relay.
CN201610323491.2A 2016-05-16 2016-05-16 Rainwater flow abandoning system CN105839761A (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106436867A (en) * 2016-10-31 2017-02-22 中国能源建设集团广东省电力设计研究院有限公司 System for collecting and processing power plant rainwater

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009150178A (en) * 2007-12-21 2009-07-09 Bridgestone Corp Industrial drain system
CN102341550A (en) * 2008-12-30 2012-02-01 安东尼奥·盖瑞斯·瓦迪赫 Collected rain water classifier and diverter
CN203034584U (en) * 2013-01-05 2013-07-03 南京慧通工程技术有限公司 Polluted rain cut-off device
CN104631611A (en) * 2015-02-11 2015-05-20 武汉圣禹排水系统有限公司 Rainwater quality control regulation and storage system and control method
KR101522817B1 (en) * 2014-07-15 2015-05-26 (주)진성산전 Transparent pipe for first flush removal system
CN105021784A (en) * 2014-04-30 2015-11-04 北京科净源科技股份有限公司 Air conditioner circulating water system with water quality monitoring function
CN105417763A (en) * 2016-01-08 2016-03-23 华中科技大学 Initial rainwater purifying and receiving device
CN205776662U (en) * 2016-05-16 2016-12-07 汪传发 A kind of rain water drainage system

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009150178A (en) * 2007-12-21 2009-07-09 Bridgestone Corp Industrial drain system
CN102341550A (en) * 2008-12-30 2012-02-01 安东尼奥·盖瑞斯·瓦迪赫 Collected rain water classifier and diverter
CN203034584U (en) * 2013-01-05 2013-07-03 南京慧通工程技术有限公司 Polluted rain cut-off device
CN105021784A (en) * 2014-04-30 2015-11-04 北京科净源科技股份有限公司 Air conditioner circulating water system with water quality monitoring function
KR101522817B1 (en) * 2014-07-15 2015-05-26 (주)진성산전 Transparent pipe for first flush removal system
CN104631611A (en) * 2015-02-11 2015-05-20 武汉圣禹排水系统有限公司 Rainwater quality control regulation and storage system and control method
CN105417763A (en) * 2016-01-08 2016-03-23 华中科技大学 Initial rainwater purifying and receiving device
CN205776662U (en) * 2016-05-16 2016-12-07 汪传发 A kind of rain water drainage system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106436867A (en) * 2016-10-31 2017-02-22 中国能源建设集团广东省电力设计研究院有限公司 System for collecting and processing power plant rainwater

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Application publication date: 20160810

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