CN103967107B - Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization - Google Patents

Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization Download PDF

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Publication number
CN103967107B
CN103967107B CN201410210848.7A CN201410210848A CN103967107B CN 103967107 B CN103967107 B CN 103967107B CN 201410210848 A CN201410210848 A CN 201410210848A CN 103967107 B CN103967107 B CN 103967107B
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pipe
rainwater
early
stream
stage rainwater
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CN103967107A (en
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陈永青
王阳
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Hualan (group) Co Ltd
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Hualan (group) 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

The present invention discloses a kind of preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization, comprise manhole, the borehole wall and base, manhole is arranged at above the borehole wall, the borehole wall is connected with base, it is characterized in that: also comprise abandoned stream pipe, early-stage rainwater stream abandoning pipe, header, grid, rainwater water inlet pipe and guide wall, guide wall is arranged in the middle part of abandoned stream well, early-stage rainwater stream abandoning pipe is arranged at guide wall bottom, header is arranged at borehole wall side, abandoned stream pipe is arranged on the borehole wall of guide wall opposite side, rainwater water inlet pipe arranges one or more, be arranged on the borehole wall of manhole side, header entrance is provided with grid.This abandoned stream well is suitable for the abandoned stream of building roof early-stage rainwater, has construction investment province, operating cost is low, hydraulics good, construction buries underground conveniently, and can automatically run, and accomplishes scientific and reasonable to utilize rainwater resource.

Description

Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization
Technical field
The present invention relates to a kind of device for recycling rainwater, be specifically related to a kind of preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization.
Background technology
Due to increasing of population, the sleepiness of water resource, makes the utilization of water resource more and more be subject to people's attention.Under normal circumstances, many rainwater are directly disposed to sewer and flow out, waste resource greatly, also easily floods are caused, if can be suitable to this part rainwater-collecting, the part rainwater that the initial stage that excludes is dirtier, the water such as Reuse on Environment, carwash, air-conditioning supplementing water, view supplementing water after simply processing again, will enormous benefits be produced, not only environmental protection, the policy of energy sustainable use can also be responded.
Rain water on roof Treatment for Reuse conventional process flow process is detailed as shown in Figure 1:
Rain water on roof enters abandoned stream well by pipeline, and abandoned stream bottom is provided with abandoned stream pipe, above abandoned stream pipe, be provided with communicating pipe, flows into rainwater collecting-tank for rainwater, and precipitation is extracted into strainer by water pump later, then flows into clear water reserviors for greening or cleaning street.
Be exactly but the abandoned stream well of Fig. 1 design Problems existing abandoned stream pipe flows out except dirtier part except that section started, Zong the rainwater that constantly flows away later, causes clean rainwater and also flows away in a large number, do not reach the object all utilizing clean rainwater.
Initial stage rain water on roof contains more impurity, dirtier, and unsuitable reuse is generally enter sewage conduct to process together with sewage.Want to reach the object utilizing building rainwater, top priority is exactly the Water in Rainwater Drainage dirtier initial stage will be removed, for follow-up rainwater utilization provides favourable condition.And the device getting rid of early-stage rainwater is just early-stage rainwater stream abandoning device, how to design a kind of early-stage rainwater stream abandoning device----preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization? current people have employed several flow abandoning apparatus, but they exist the problem that cannot overcome respectively, be now described below respectively:
1) volumetric method drainage tank
First early-stage rainwater runoff enters drainage tank, and after drainage tank is full of, rainwater enters aftertreatment systems, emptying drainage tank after rain stops from the high water level outlet pipe arranged.Volumetric method Split-flow Control has simple, controlled quentity controlled variable accurate stable, effective feature, but needs larger pond to hold when catchment area is larger, causes cost to improve, in addition, needs manually to open evacuated tube, troublesome poeration.
2) tubule abandoned stream method
Tubule abandoned stream is that the pipeline that rainwater carries (pipeline, closed conduit, open drain etc.) in way to arrange pipe with small pipe diameter carrys out the serious low discharge runoff of abandoned stream precontamination.When rainwater flow is enough large, rainwater crosses abandoned stream pipe downstream transport.The advantage of this system is easy enforcement, has saved civil engineering costs, and shortcoming is that abandoned stream pipe is in abandoned stream state always and affects rainwater-collecting amount in whole rainfall-runoff process.
3) electronic rainwater flow-discarding device
Electronic rainwater flow-discarding device is made up of rainfall gauge, PLC, stainless steel part flow arrangement.Device is furnished with digital rainfall gauge can respond to amount of precipitation, when amount of precipitation reaches the value of setting (rainfall of abandoned stream can regulate), the motor operated valve of device inside is started working, and the water pipe in abandoned stream blowdown direction will be closed, collecting pipe direction is opened, and carries out follow-up rainwater-collecting.After rainfall terminates, rainfall gauge is come without rainfall Signal transmissions, and PLC will make rainwater part flow arrangement set back, and wait for next rainfall.This device accurately can control the automatic-discharging that more serious rainwater is polluted in rainfall early stage, but cost is higher, and later maintenance is more difficult, and it is unreliable to run.
Early-stage rainwater stream abandoning is focus and the difficult point of rainwater recycle research on utilization, and early-stage rainwater stream abandoning device is a key point of restriction building rainwater utilization.In sum, electronic rainwater flow-discarding device cost is high, and it is unreliable to run; The early-stage rainwater stream abandoning device that volumetric method or float valve control needs manual control switch's valve, can not realize automatic control; Tubule abandoned stream method is suitable for irrigation canals and ditches, but the inadaptable For Stormwater Drainage System generally adopted at present.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, providing the rainwater utilization degree that can strengthen, construction investment province, operating cost low and can also by a kind of preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization of early rainwater automatic flow abandoning.
In order to achieve the above object, the technical solution used in the present invention is as follows:
Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization, comprise manhole, the borehole wall and base, manhole is arranged at above the borehole wall, the borehole wall is connected with base, it is characterized in that: also comprise abandoned stream pipe, early-stage rainwater stream abandoning pipe, header, grid, rainwater water inlet pipe and guide wall, guide wall is arranged in the middle part of abandoned stream well, early-stage rainwater stream abandoning pipe is arranged at guide wall bottom, header is arranged at borehole wall side, abandoned stream pipe is arranged on the borehole wall of guide wall opposite side, rainwater water inlet pipe arranges one or more, be arranged on the borehole wall of manhole side, header entrance is provided with grid, prevent rubbish from blocking the mouth of pipe.
The part of described base between rainwater water inlet pipe and guide wall higher than the part between guide wall and abandoned stream pipe, described in the part that exceeds for being horizontally disposed with or being obliquely installed.
Described early-stage rainwater stream abandoning pipe is higher than base; Early-stage rainwater stream abandoning pipe is for being horizontally disposed with or being obliquely installed, and quantity is no less than two, is monolayer alignment or multilayer arrangement, and the height of most last layer early-stage rainwater stream abandoning pipe is lower than the height of header.
Described early-stage rainwater stream abandoning pipe is located at the bottom of guide wall; Early-stage rainwater stream abandoning pipe adopts circular pipe or square pipe to bury underground, also can be stay circular or square hole; The quantity of early-stage rainwater stream abandoning pipe and pipe diameter size are directly proportional to the collection size of rainwater.
In described abandoned stream pipe pipe, the setting height(from bottom) at the end is lower than early-stage rainwater stream abandoning pipe, and the cross sectional shape of abandoned stream pipe is circular or square, and at least one is arranged.
The side of described header in the borehole wall arranges grid, and grid size is greater than header, and grid is detachable installation; Header is higher than early-stage rainwater stream abandoning pipe and lower than rainwater water inlet pipe.
Described guide wall is located in abandoned stream well; The height of guide wall is higher than rainwater water inlet pipe.
The borehole wall of manhole side is also provided with cat ladder.
Single unit system can utilize brick, does not need Artificial Control, can by early rainwater automatic flow abandoning, has construction investment province, feature that operating cost is low.The size and number of early-stage rainwater stream abandoning pipe can be changed according to the rainfall intensity of collecting the roofing size of rainwater and different regions, thus determine the size of abandoned stream amount, faster and betterly collect rainwater more fully.
Substantive distinguishing features of the present invention and progress are:
1, be suitable for the construction of building roof early-stage rainwater stream abandoning, there is the low and preliminary-stage rainwater flow-discarding well that can automatically run of construction investment province, operating cost.
2, the present invention adopts unique brickwork construction, and guide wall is double does overflow use, and hydraulics is good, and construction is buried underground conveniently, achieves the accurate control to abandoned stream amount, accomplishes scientific and reasonable.
3, green building is the direction of architectural development in recent years, and the present invention is devoted to Green Development, will play an important role for propelling green building rainwater utilization.
Accompanying drawing explanation
Fig. 1 is existing rain water on roof Treatment for Reuse conventional process flow chart.
Fig. 2 is the overall structure simplified schematic diagram that the present invention is suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization.
Fig. 3 is 1-1 sectional view in Fig. 1.
Fig. 4 is that 2-2 in Fig. 1 analyses and observe rotation diagram.
Number in the figure and title as follows:
1, abandoned stream pipe, 2, early-stage rainwater stream abandoning pipe, 3, header, 4, grid, 5, manhole, 6, rainwater water inlet pipe, 7, the borehole wall, 8, base, 9, well lid, 10, cage, 11, cat ladder, 12, guide wall.
Detailed description of the invention
Introduce progress of the present invention compared with the prior art in order to more detailed, below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1, existing rain water on roof Treatment for Reuse is that rain water on roof is entered abandoned stream well by pipeline, abandoned stream bottom is provided with abandoned stream pipe, above abandoned stream pipe, be installed communicating pipe, rainwater collecting-tank is flowed into for rainwater, precipitation is extracted into strainer by water pump later, then flows into clear water reserviors for greening or cleaning street.
As Fig. 2, we improve the overall structure of abandoned stream well, the structure of preliminary-stage rainwater flow-discarding well, comprise manhole 5, the borehole wall 7 and base 8, manhole 5 is arranged at above the borehole wall 7, the borehole wall 7 is connected with base 8, it is characterized in that: also comprise abandoned stream pipe 1, early-stage rainwater stream abandoning pipe 2, header 3, grid 4, rainwater water inlet pipe 6 and guide wall 12, guide wall 12 is arranged in the middle part of abandoned stream well, early-stage rainwater stream abandoning pipe 2 is arranged at guide wall 12 bottom, header 3 is arranged at the borehole wall 7 side, abandoned stream pipe 1 is arranged on the borehole wall of guide wall opposite side, rainwater water inlet pipe 6 arranges one or more, be arranged on the borehole wall of manhole 5 side, header 3 entrance is provided with grid.
The part of described base 8 between rainwater water inlet pipe 6 and guide wall 12 is higher than the part between guide wall 12 and abandoned stream pipe 1, and projection is for being horizontally disposed with or being obliquely installed.
Described early-stage rainwater stream abandoning pipe 2 is higher than base 8; Early-stage rainwater stream abandoning pipe 2 is for being horizontally disposed with or being obliquely installed, and quantity is no less than two, is monolayer alignment or multilayer arrangement, and the height of most last layer early-stage rainwater stream abandoning pipe 2 is lower than the height of header 3.
Described early-stage rainwater stream abandoning pipe 2 is located at the bottom of guide wall 12; Early-stage rainwater stream abandoning pipe 2 adopts circular pipe or square pipe to bury underground, also can be to stay circular or square hole; The quantity of early-stage rainwater stream abandoning pipe 2 and pipe diameter size are directly proportional to the collection size of rainwater.
Described abandoned stream pipe 1 manages the setting height(from bottom) at the interior end lower than early-stage rainwater stream abandoning pipe 2, and cross sectional shape is circular or square, and at least one is arranged.
The described side of header 3 in the borehole wall 7 arranges grid 4, and grid 4 size is greater than header 3, and grid 4 is detachable installation; Header 3 is higher than early-stage rainwater stream abandoning pipe 2 and lower than rainwater water inlet pipe 6.
Described guide wall 12 is located in abandoned stream well; The height of guide wall 12 is higher than rainwater water inlet pipe.
The borehole wall 7 of manhole 5 side is also provided with cat ladder 11.
Operating principle of the present invention is: rain water on roof flows through rainwater water inlet pipe 6 by pipeline and enters in the borehole wall 7, and rainfall early-stage rainwater is very dirty, and the water yield is also very little, and this part water drains into sewage drainage system through abandoned stream pipe 1 after flowing through the less early-stage rainwater stream abandoning pipe 2 of diameter.Along with amount of precipitation increases, rainwater also starts to become clean, and after rainwater increased flow capacity, because early-stage rainwater stream abandoning pipe 2 has little time to drain, water level rises, and rainwater clean in a large number just flows to rainwater collecting-tank from header 3, reaches the object of collecting clean rainwater.When rainwater collecting-tank water is full, drain through abandoned stream pipe 1 after water overflows across guide wall 12.
The above is limitation of the invention not, and under the prerequisite not departing from creation design of the present invention, any apparent replacement is all within protection scope of the present invention.

Claims (3)

1. one kind is suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization, comprise manhole (5), the borehole wall (7) and base (8), manhole (5) is arranged at the borehole wall (7) top, the borehole wall (7) is connected with base (8), it is characterized in that: also comprise abandoned stream pipe (1), early-stage rainwater stream abandoning pipe (2), header (3), grid (4), rainwater water inlet pipe (6) and guide wall (12), guide wall (12) is arranged in the middle part of abandoned stream well, header (3) is arranged at the borehole wall (7) side, abandoned stream pipe (1) is arranged on the borehole wall of guide wall opposite side, rainwater water inlet pipe (6) arranges one or more, be arranged on the borehole wall of manhole (5) side, header (3) entrance is provided with grid,
The part of described base (8) between rainwater water inlet pipe (6) and guide wall (12) higher than the part between guide wall (12) and abandoned stream pipe (1), described in the part that exceeds for being horizontally disposed with or being obliquely installed;
Described early-stage rainwater stream abandoning pipe (2) is higher than base (8); Early-stage rainwater stream abandoning pipe (2) is for being horizontally disposed with or being obliquely installed, and quantity is no less than two, is monolayer alignment or multilayer arrangement, and the height of most last layer early-stage rainwater stream abandoning pipe (2) is lower than the height of header (3);
Described early-stage rainwater stream abandoning pipe (2) is located at the bottom of guide wall; Early-stage rainwater stream abandoning pipe (2) adopts circular pipe or square pipe to bury underground, also can be stay circular or square hole; The quantity of early-stage rainwater stream abandoning pipe and pipe diameter size are directly proportional to the collection size of rainwater;
In described abandoned stream pipe (1) pipe, the setting height(from bottom) at the end is lower than early-stage rainwater stream abandoning pipe (2), and the cross sectional shape of abandoned stream pipe (1) is circular or square, and at least one is arranged;
The side of described header (3) in the borehole wall (7) arranges grid (4), and grid (4) size is greater than header (3), and grid (4) is detachable installation; Header (3) is higher than early-stage rainwater stream abandoning pipe (2) and lower than rainwater water inlet pipe (6).
2. the preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization according to claim 1, is characterized in that: described guide wall (12) is located in abandoned stream well; The height of guide wall (12) is higher than rainwater water inlet pipe (6).
3. the preliminary-stage rainwater flow-discarding well being suitable for building rainwater utilization according to claim 1, is characterized in that: on the borehole wall (7) of manhole (5) side, be also provided with cat ladder (11).
CN201410210848.7A 2014-05-19 2014-05-19 Be suitable for the preliminary-stage rainwater flow-discarding well building rainwater utilization Active CN103967107B (en)

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105386508B (en) * 2015-12-14 2017-05-03 广东省建筑设计研究院 Novel hydraulic automatic control initial rainwater discarding device
CN111456208A (en) * 2020-04-15 2020-07-28 中冶南方城市建设工程技术有限公司 Intelligent automatic control type vatch basin

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202380513U (en) * 2011-12-29 2012-08-15 合肥德安水处理设备有限公司 Rainwater split-flow pond
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
KR101333546B1 (en) * 2013-05-29 2013-11-28 한밭대학교 산학협력단 Customized rain purification system for collection and reuse of rainwater
CN103741785A (en) * 2013-12-31 2014-04-23 北京仁创生态环保科技有限公司 Rainwater abandoning and branching device
CN203866954U (en) * 2014-05-19 2014-10-08 广西华蓝设计(集团)有限公司 Initial rainwater abandon flowing well suitable for construction rainwater utilization

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202380513U (en) * 2011-12-29 2012-08-15 合肥德安水处理设备有限公司 Rainwater split-flow pond
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
KR101333546B1 (en) * 2013-05-29 2013-11-28 한밭대학교 산학협력단 Customized rain purification system for collection and reuse of rainwater
CN103741785A (en) * 2013-12-31 2014-04-23 北京仁创生态环保科技有限公司 Rainwater abandoning and branching device
CN203866954U (en) * 2014-05-19 2014-10-08 广西华蓝设计(集团)有限公司 Initial rainwater abandon flowing well suitable for construction rainwater utilization

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