CN103741785B - A kind of rain water drainage part flow arrangement - Google Patents
A kind of rain water drainage part flow arrangement Download PDFInfo
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- CN103741785B CN103741785B CN201310750099.2A CN201310750099A CN103741785B CN 103741785 B CN103741785 B CN 103741785B CN 201310750099 A CN201310750099 A CN 201310750099A CN 103741785 B CN103741785 B CN 103741785B
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Abstract
The invention discloses a kind of rain water drainage part flow arrangement, including abandoned stream well and be located at the downflow weir being classified as inhalant region and catchment in abandoned stream well, bottom downflow weir, be communicated with the sand discharging port of inhalant region and catchment；The described abandoned stream well well bore in catchment is provided with municipal drainage mouth, and the well bore at inhalant region is located at rainwater water inlet and cistern water inlet, and the height of described cistern water inlet is higher than sand discharging port, and lower than the minimum altitude of downflow weir.The present invention can realize the abandoned stream of rainwater and the recovery of clean rainwater by simple structure, and whole process does not need energy consumption.And well body is pre-engineered building block, short construction period, install simple, easy construction.Additionally, program later maintenance is simple, substantially without maintenance cost, have broad application prospects.
Description
Technical field
The present invention relates to municipal works field, particularly to a kind of device for rain water drainage.
Background technology
Day by day in short supply due to freshwater resources, the collection of rainwater resource, utilizes and increasingly comes into one's own.Current rainwater flow-discarding device principal set up rain water drainage tank (well) both domestic and external, namely before rainwater enters cistern, one small-sized independent abandoned stream stormwater tank (well) is set, when rainfall, early stage rainwater is introduced in abandoned stream stormwater tank (well), after abandoned stream stormwater tank (well) is full, stormwater overflow enters in cistern, more common abandoned stream stormwater tank (well) is divided into two kinds, one is impervious, mud and the early stage rainwater of precipitation in sludge pump periodic cleaning drainage tank are inside set, another kind is infiltration type abandoned stream stormwater tank (well), during rainfall, early stage rainwater enters abandoned stream stormwater tank (well), progressively permeate, periodic cleaning mud.The topmost problem of this rainwater flow-discarding device is to carry out regular cleaning and maintenance, labor intensive and expense etc..
Abandoning and diverting flow facility other on market is many with automaton, is periodically subject to maintenance and management in use procedure, and one-time investment is in safeguarding that investment is all higher.
As Chinese patent ZL201110269286.X discloses a kind of rain water drainage part flow arrangement, it is possible to rainwater is tapped, can accurately control early-stage rainwater flow simultaneously, improve rainwater utilization, comprising: little water tank, there is ball float inside, and bottom is provided with the abandoned stream hole controlling valve;Multiple shunting bodies setting up and down, each shunting body upper side is equipped with equal number of tap hole, one of them tap hole place connects a flexible pipe, the flexible pipe other end connects next stage shunting body, being connected with the downpipe of water inlet on topmost portion fluid, a tap hole of last shunting body is connected with little water tank by body;Early-stage rainwater stream abandoning pipe, upper end is uncovered, and open-mouth is provided with the first lid;Later stage rainwater collection collector, upper end is uncovered, and open-mouth is provided with the second lid;With floating ball lever mechanism, comprise the first lever and the second lever, wherein first lever one end is connected to and is arranged on ball float, and the other end connects the first lid;Second lever one end is connected away from ball float one end with the first lever, and the other end connects the second lid.
But said apparatus structure is complicated, produces and maintenance cost is high, be unsuitable for popularization and application.
Summary of the invention
It is an object of the invention to provide the rain water drainage part flow arrangement of a kind of simple in construction, for achieving the above object, the present invention adopts the following technical scheme that
A kind of rain water drainage part flow arrangement, including abandoned stream well and be located at the downflow weir being classified as inhalant region and catchment in abandoned stream well, is communicated with the sand discharging port of inhalant region and catchment bottom downflow weir；The described abandoned stream well well bore in catchment is provided with municipal drainage mouth, well bore at inhalant region is located at rainwater water inlet and cistern water inlet, the minimum altitude of described cistern water inlet is higher than the maximum height of sand discharging port, and the maximum height of this cistern water inlet is lower than the minimum altitude of downflow weir.
Wherein, described municipal drainage mouth, rainwater water inlet and cistern water inlet connect municipal drain, rainwater water inlet pipe and cistern water inlet pipe respectively.
Device of the present invention is mainly used in rationally reclaiming of rainwater and dredges stream with discharge in time.Downflow weir with sand discharging port in this abandoned stream well, when early stage rainwater flow is less, rainwater is very dirty, now enters inhalant region from rainwater water inlet, and bottom downflow weir, sand discharging port abandoned stream is discharged to catchment, directly discharges from municipal drainage mouth, does not enter cistern；Along with the increase of rainfall, rainwater cannot be discharged by sand discharging port in time, and inhalant region water level goes up, and when water level is high to cistern water inlet, it is standby that rainwater makes rain water storage through cistern water inlet entrance cistern；The silt of bottom is discharged yet by sand discharging port abandoned stream to municipal drainage mouth.When rainfall continues to increase to, cistern is full and water level is higher than after downflow weir, and excessive rainwater is crossed downflow weir and is directly entered catchment, completes stormwater overflow discharge via municipal drainage pipeline.In this process, after cistern is full, except transfer in time, rainwater does not enter back into cistern, fully enters and arranges outside city planting ductwork.
In the present invention, cistern water inlet minimum altitude, slightly above the maximum height of sand discharging port, mainly solves the earial drainage of early stage rainwater and the silt in middle and late stage rainwater；The while of cistern water inlet lower than downflow weir (in the present invention, downflow weir is preferably the highly homogeneous weir wall arranged with in abandoned stream well), it is primarily due to acute rainfall during most of rainfall, namely namely rainfall has dropped at short notice, and cistern is generally positioned at the middle and lower reaches of Storm Sewer Network, in short time, rainwater can cross downflow weir, while entering cistern, outwards arrange on one side, cistern water inlet pipe is lower than downflow weir minimum altitude, can make floating thing directly discharged to big municipal administration, not enter cistern, and the rain water drainage tank of the setting in market still can not solve this problem.
In order to obtain optimal drainage effect, rainwater water inlet of the present invention, sand discharging port and municipal drainage mouth are located along the same line.
Rain water drainage part flow arrangement of the present invention, in order to collect the rainwater of cleaning more, the volumetric ratio of described inhalant region and catchment is 5:1-3:1, preferred 4:1, to take into account rain water drainage part flow arrangement of the present invention better to the thin stream of rainwater and recovering effect, fully rainwater dirtier for leading portion can either be discharged, it is ensured that the cleannes of collected rainwater, can guarantee that again disposal ability.
In the present invention, the height of described downflow weir is rainwater water inlet pipe and/or the 1/2-3/4 of municipal drain caliber, it is proposed that best ratio is 7/10.Wherein rainwater water inlet pipe is usually consistent with the caliber of municipal drain.Under this rational proportion, it is ensured that when amount of rainfall is bigger, when rainwater climbs over downflow weir, not because floating thing blocks.Additionally, in order to more reasonably distribute rain-water accumulating stream and dredge the ratio of stream, it is thus achieved that desirably rainwater-collecting and treatment effect, the present invention further defines the 7/10-9/10 of the minimum altitude that maximum height is downflow weir of described cistern water inlet, it is preferable that 4/5.Under this rational proportion, it is possible to ensure that floating thing does not enter rain water reservoir.Absolute altitude at the bottom of cistern water inlet is generally greater than the high 2～3cm of sand discharging port top mark, it is ensured that in abandoning and diverting flow well, the silt of bottom is all through draining into catchment outside sand discharging port, and then enters municipal drainage pipe network.
Rain water drainage part flow arrangement of the present invention is applicable to multiple abandoned stream well disclosed in prior art, it is preferable that described abandoned stream well is circular or polygon, more preferably demonstrate,proves hexagon.
Adopt technique scheme, there is advantages that
1, the present invention can not only by rainfall time the dirtier rain water drainage of early stage, also the silt abandoned stream carried in rainfall middle and late stage rainwater can be drained, making the rainwater in entrance cistern is cleaner rainwater, it is ensured that water quality.
2, after stormwater tank is expired, rainwater crosses downflow weir directly discharged to city planting ductwork, therefore without arranging overflow pipe in cistern again.Meanwhile, well body baffle plate is pre-engineered building block, short construction period.
When 3, the invention solves tradition rainwater-collecting, need the technical problem of individually designed drainage tank and the scheme of shunting well.Directly early stage rainwater is all entered municipal drainage pipeline with the silt etc. in middle and late stage rainwater, it is not necessary to be separately provided drainage tank, therefore eliminate artificial, the expense etc. of foreign material in periodic cleaning drainage tank.
Accompanying drawing explanation
Fig. 1 is the top view of abandoned stream well of the present invention；
Fig. 2 is that the A-A of abandoned stream well of the present invention is to profile；
In figure, 1 is rainwater water inlet pipe；2 is municipal drain；3 is cistern water inlet pipe；4 is downflow weir；5 is sand discharging port.
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
Embodiment 1
Rain water drainage part flow arrangement as shown in Figure 1, including abandoned stream well and be located at the downflow weir 4 being classified as inhalant region and catchment in regular hexagon abandoned stream well, is communicated with the sand discharging port 5 of inhalant region and catchment bottom downflow weir 4；The abandoned stream well well bore in catchment is provided with municipal drainage mouth (connecting municipal drain 2), well bore at inhalant region is located at rainwater water inlet (connecting rainwater water inlet pipe 1) and cistern water inlet (connecting cistern water inlet pipe 3), the height of cistern water inlet is higher than sand discharging port 5, and lower than the minimum altitude (referring to Fig. 2) of downflow weir 4.
In the present embodiment, described device is mainly used in rationally reclaiming of rainwater and dredges stream with discharge in time.When early stage rainwater flow is less, rainwater is very dirty, now enters inhalant region from rainwater water inlet, and bottom downflow weir 4, sand discharging port 5 abandoned stream is discharged to catchment, directly discharges from municipal drainage mouth through municipal drain 2, does not enter cistern；Along with the increase of rainfall, rainwater cannot be discharged by sand discharging port 5 in time, and inhalant region water level goes up, and when water level is high to cistern water inlet, rainwater is beated in through cistern water inlet pipe 3, and to make rain water storage standby for cistern；The silt of bottom is discharged yet by sand discharging port 5 abandoned stream to municipal drainage mouth.When rainfall continues to increase to, cistern is full and water level is higher than after downflow weir 4, and excessive rainwater is crossed downflow weir 4 and is directly entered catchment, completes stormwater overflow discharge via municipal drain 2.In this process, after cistern is full, except transfer in time, rainwater does not enter back into cistern, fully enters and arranges outside city planting ductwork.
As shown in Figure 1 in the present embodiment, rainwater water inlet, sand discharging port 5 are located along the same line with municipal drainage mouth.The volumetric ratio of inhalant region and catchment is 4:1, and the maximum height of cistern water inlet is generally greater than on sand discharging port along 2～3cm.The height of downflow weir 4 is the 7/10 of water inlet pipe or outlet pipe caliber, to take into account rain water drainage part flow arrangement of the present invention better to the thin stream of rainwater and recovering effect, fully rainwater dirtier for leading portion can either be discharged, it is ensured that the cleannes of collected rainwater, can guarantee that again disposal ability.
Embodiment 2
Compared with embodiment 1, distinctive points is only that: in the present embodiment, and abandoned stream well 1 is circular, and the volumetric ratio of inhalant region and catchment is 5:1, the maximum height of cistern water inlet is higher than on sand discharging port along 2～3cm, and the height of downflow weir 4 is the 1/2 of water inlet pipe or outlet pipe caliber.
Embodiment 3
Compared with embodiment 1, distinctive points is only that: in the present embodiment, abandoned stream well 1 is octagon, the volumetric ratio of inhalant region and catchment is 3:1, the maximum height of cistern water inlet be the minimum altitude of downflow weir 4 higher than on sand discharging port along 2～3cm, the height of downflow weir 4 is the 3/4 of water inlet pipe or outlet pipe caliber.
Embodiment of above is merely to illustrate the present invention; and it is not limitation of the present invention; those of ordinary skill about technical field; without departing from the spirit and scope of the present invention; can also make a variety of changes and modification; therefore all equivalent technical schemes fall within scope of the invention, and the scope of patent protection of the present invention should be defined by the claims.
Claims (6)
1. a rain water drainage part flow arrangement, it is characterised in that include abandoned stream well and be located at the downflow weir being classified as inhalant region and catchment in abandoned stream well, being communicated with the sand discharging port of inhalant region and catchment bottom downflow weir；The described abandoned stream well well bore in catchment is provided with municipal drainage mouth, well bore at inhalant region is located at rainwater water inlet and cistern water inlet, the minimum altitude of described cistern water inlet is higher than the maximum height of sand discharging port, and the maximum height of this cistern water inlet is lower than the minimum altitude of downflow weir；The volumetric ratio of described inhalant region and catchment is 4:1；Described municipal drainage mouth, rainwater water inlet and cistern water inlet connect municipal drain, rainwater water inlet pipe and cistern water inlet pipe respectively；The height of described downflow weir is the 7/10 of rainwater water inlet pipe or municipal drain caliber；The 4/5 of the minimum altitude that maximum height is downflow weir of described cistern water inlet.
2. rain water drainage part flow arrangement as claimed in claim 1, it is characterised in that described rainwater water inlet, sand discharging port and municipal drainage mouth are located along the same line.
3. rain water drainage part flow arrangement as claimed in claim 1, it is characterised in that the minimum altitude of cistern water inlet is higher than sand discharging port maximum height 2～3cm.
4. rain water drainage part flow arrangement as claimed in claim 1, it is characterised in that described abandoned stream well is circular or polygon.
5. rain water drainage part flow arrangement as claimed in claim 4, it is characterised in that described abandoned stream well is hexagon.
6. rain water drainage part flow arrangement as claimed in claim 1, it is characterised in that described cistern water inlet is connected to cistern through pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310750099.2A CN103741785B (en) | 2013-12-31 | 2013-12-31 | A kind of rain water drainage part flow arrangement |
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| CN201310750099.2A CN103741785B (en) | 2013-12-31 | 2013-12-31 | A kind of rain water drainage part flow arrangement |
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| CN103741785A CN103741785A (en) | 2014-04-23 |
| CN103741785B true CN103741785B (en) | 2016-06-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103967107B (en) * | 2014-05-19 | 2015-12-30 | 华蓝设计（集团）有限公司 | Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization |
| CN107524225A (en) * | 2016-06-20 | 2017-12-29 | 北京泰宁科创雨水利用技术股份有限公司 | Prevent the storage pond inlet control device of waterlogging |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE04771384T1 (en) * | 2004-08-02 | 2016-11-03 | Tokyo Metropolitan Government | Water surface control device of whirlpool river type for drainage system |
| CN201883469U (en) * | 2010-11-22 | 2011-06-29 | 徐康 | Rainwater discharging well |
| CN202577559U (en) * | 2012-05-18 | 2012-12-05 | 北京泰宁科创雨水利用技术股份有限公司 | Multifunctional flow-dividing well |
| CN202831184U (en) * | 2012-08-23 | 2013-03-27 | 广州市城市规划勘测设计研究院 | Urban rain sewage split-flow inspection well |
| CN203741981U (en) * | 2013-12-31 | 2014-07-30 | 北京仁创生态环保科技有限公司 | Rainwater split flow distribution device |
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Address after: 100085 room B, block B509, Jiahua building, No. 9, 3rd Street, Beijing, Haidian District Applicant after: Beijing Rechsand Ecological Environment Protection Science and Technology Co., Ltd. Address before: 100085 room B, block B509, Jiahua building, No. 9, 3rd Street, Beijing, Haidian District Applicant before: BEIJING RECHSAND ECOLOGICAL ENVIRONMENT PROTECTION SCIENCE & TECHNOLOGY CO., LTD. |
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Address after: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee after: Anhui Renchuang ecological environmental Polytron Technologies Inc Address before: 100085 room B, block B509, Jiahua building, No. 9, 3rd Street, Beijing, Haidian District Patentee before: Beijing Rechsand Ecological Environment Protection Science and Technology Co., Ltd. |
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Address after: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee after: Renchuang ecological environmental protection Polytron Technologies Inc Address before: 246600, No. 1, general road, Yuexi Economic Development Zone, Anqing, Anhui Patentee before: Anhui Renchuang ecological environmental Polytron Technologies Inc |