CN109356222A - A kind of piston type early-stage rainwater stream abandoning device and its application method - Google Patents
A kind of piston type early-stage rainwater stream abandoning device and its application method Download PDFInfo
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- CN109356222A CN109356222A CN201811206992.8A CN201811206992A CN109356222A CN 109356222 A CN109356222 A CN 109356222A CN 201811206992 A CN201811206992 A CN 201811206992A CN 109356222 A CN109356222 A CN 109356222A
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- outflow tube
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- 238000000034 method Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 143
- 230000009471 action Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000007781 pre-processing Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B3/00—Methods or installations for obtaining or collecting drinking water or tap water
- E03B3/02—Methods or installations for obtaining or collecting drinking water or tap water from rain-water
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/108—Rainwater harvesting
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Sewage (AREA)
Abstract
The invention discloses a kind of piston type early-stage rainwater stream abandoning device and its application methods, are related to early-stage rainwater stream abandoning technical field.Which solve early-stage rainwater stream abandoning device higher operating costs in the prior art, later maintenance is difficult, applicability is not strong the defects of.Its technical solution includes: that water feed apparatus, part flow arrangement, water storage device, abandoned stream discharger and rainwater go out to flow five major part of device；Water feed apparatus is located at the top of water storage device and runs through the top of water storage device；Part flow arrangement is located at the inside of water storage device, and top is connect with the bottom of water feed apparatus；Abandoned stream discharger is connected to the lower part of water storage device；Rainwater, which goes out, flows the top that device is located at water storage device, and the middle part of one end and water feed apparatus connects.Early-stage rainwater stream abandoning device is the important preprocessing facility of rainwater-collecting facility, and the higher rainfall Initial Runoff of first flush effects, pollutant concentration can will be present and give reject, to improve the degree of purity for the rainwater being collected into, is brought convenience for the utilization of rainwater.
Description
Technical field
The present invention relates to early-stage rainwater stream abandoning technical fields, and in particular to a kind of piston type early-stage rainwater stream abandoning device and its makes
Use method.
Background technique
Initial rainwater, as the term suggests rainwater when being exactly rainfall initial stage.It generally refers to ground 10-15mm thickness and has formed earth's surface
The precipitation of runoff.Due to rainfall initial stage, it is useless that rainwater dissolves or carry a large amount of sour gas in air, vehicle exhaust, factory
The pollution gas such as gas, behind ground of landing, and due to washing away roofing, asphalt concrete road etc., so that containing in initial rainwater
The pollution level of a large amount of polluter, initial rainwater is higher, or even the pollution level beyond ordinary municipal sewage, is collecting rain
When water, if will cause the pollution of the clean non-initial rainwater of later period collection not this part rainwater reject, make to be collected into
Rainwater becomes unclean, brings difficulty to the Collection utilization of rainwater.
To solve the above-mentioned problems, early-stage rainwater stream abandoning device enters the visual field of people gradually.Early-stage rainwater stream abandoning device refers to logical
Crossing certain method or apparatus will be present the dress that the higher rainfall Initial Runoff of first flush effects, pollutant concentration gives reject
It sets, this device can make to connect the rainwater that rain water collecting system behind is collected into all to be clean rainwater, even and if these rainwater
It is unprocessed to be also able to satisfy the most of daily life water demand of people.
Research in the prior art in relation to early-stage rainwater stream abandoning device mainly has following two categories:
A kind of rainwater flow-discarding device is early-stage rainwater stream abandoning to be realized by components such as flowmeter, electrically operated valve, floating balls, but need
External power supply and auxiliary equipment are wanted, this kind of general manufacturing process of rainwater flow-discarding device is more complex, and manufacturing cost is higher, it consumes energy larger,
And element is easily damaged, and maintenance is more difficult, is unsuitable for extensive utilization；Another kind of rainwater flow-discarding device is then rushing by rainwater
Power is hit to open or close abandoned stream mouth, initial rainwater is made to flow into abandoned stream pipe, to realize the abandoned stream of initial rainwater, this kind of rain water drainage
Device needs rainwater flow is sufficiently large could generate the power closed abandoned stream mouth, open rainwater-collecting tube valve, therefore it is to the force of rain
Dependence is larger, such as prolonged light rain, it is possible to not play effect, therefore the use of this kind of rainwater flow-discarding device has limitation
Property, it is unable to extensive utilization.
Summary of the invention
It is an object of the present invention to higher for initial rainwater pollution level and rainwater collection can be made after mixing with later period rainwater
Collection is become larger using difficulty and existing early-stage rainwater stream abandoning device higher operating costs, later maintenance is difficult, applicability is not strong shows
Shape provides a kind of piston type early-stage rainwater stream abandoning device and its application method.
To achieve the above object, the invention adopts the following technical scheme:
A kind of piston type early-stage rainwater stream abandoning device comprising water feed apparatus, water storage device, abandoned stream discharger, rainwater go out
Flow device, the water storage device be a rectangular parallelepiped structure water tank, the water feed apparatus include a water inlet pipe, it is described into
Water pipe is located at the top of the water tank, and its bottom is protruded into the water tank, and the rainwater for forming rainfall is delivered to
It further include part flow arrangement in the water tank, the part flow arrangement is located inside the water tank, the part flow arrangement packet
It includes leakage cage and the piston in the leakage cage, the leakage cage side wall and bottom offers aperture, the aperture has
Linker function, so that the water level of the leakage cage is lifted with the water level of water tank；The shape of the upper piston area and big
The small form and dimension with leakage cage inside upper part matches；
The bottom of the water inlet pipe is connected to the leakage cage top portion；
The venthole that its inner and outer air pressure is balanced when water tank water inlet is additionally provided at the top of the water tank；
The abandoned stream discharger is flushed with the bottom surface of the water tank, miscellaneous containing dirt in initial rainwater for being discharged
Matter；
It includes the first outflow tube, the second outflow tube and third outflow tube that the rainwater, which goes out to flow device, and described first goes out to flow
Pipe and third outflow tube be parallel to water tank, second outflow tube between first outflow tube and third outflow tube,
Second outflow tube is a bend pipe to raise upward, and first outflow tube is connected on the water inlet pipe in water tank；
With the continuous conveying of rainwater in water inlet pipe, when rainwater reaches certain altitude in water tank, the piston is with water
When position rises to leakage cage top portion, upper piston area by chance agrees with leakage cage inner upper completely, and piston blocks leakage cage top completely at this time
Portion, rainwater then pass through the rainwater and go out to flow device discharge.
As a preferred solution of the present invention, hollow out inside the leakage cage, is divide into upper part and lower part, and top is in rotary table
Shape, lower part are in cylindrical shape, and the aperture is arranged on the side wall and bottom of leakage cage lower part；The piston is also classified into up and down
Two parts, top is in a circular table shape, and lower part is in cylindrical shape.
As another preferred embodiment of the invention, the piston selects the material with certain buoyancy and water proof.
Preferably, a distance is arranged at bottom of the leakage cage apart from the water tank.
Preferably, first outflow tube is connected in water tank on the water inlet pipe on top.
Another task of the invention is to provide a kind of application method of piston type early-stage rainwater stream abandoning device, successively include with
Lower step:
A initial rainwater is entered in water tank by the water inlet pipe, during rainwater enters, since rainwater goes out to flow dress
The blocking of middle bend pipe is set, initial rainwater can only flow into leakage cage by water inlet pipe, under the action of venthole equilibrium air pressure, into leakage
The initial rainwater of cage can flow into water tank by aperture, so that the water level in water tank is gradually lifted；
For b after the water level in water tank did not had the bottom of leakage cage, buoyancy increases piston with the lifting of water level, works as work
When plug is increased to the top of leakage cage, initial rainwater collection is finished；
C at this time piston under the action of buoyancy will leakage cage block, the non-initial rainwater in water inlet pipe be no longer flow into leakage cage and
Water tank, but successively pass through the first outflow tube, the second outflow tube and the discharge of third outflow tube.
Advantageous effects brought by the present invention are as follows:
On the one hand, important preprocessing facility of the present invention as rainwater-collecting facility, can separate initial rainwater and it is non-just
Phase rainwater accomplishes that rainwater truly shunts, makes initial rainwater by reject, and clean non-initial rainwater is only made to enter rain
Water collection system improves the degree of purity for the rainwater being collected into, and brings great convenience for the utilization of rainwater；On the other hand,
Compared with prior art, the present invention does not use the more complicated technology of higher cost, but has sufficiently used rainwater itself
The physical characteristics such as gravity, buoyancy, the effect for not only shunting purification is fine, but also manufacture craft is simple, low cost, and material is easy
It obtains, later maintenance is relatively easy to, and is suitable for extensive utilization.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawing:
Fig. 1 is the sectional view of rainwater flow-discarding device of the present invention；
Fig. 2 is part flow arrangement detail of construction of the invention；
Fig. 3 is the working state schematic representation of rainwater flow-discarding device of the present invention；
Fig. 4 is the top view of rainwater flow-discarding device of the present invention；
In figure, 1, abandoned stream discharge pipe, 2, water tank, 3, aperture, 4, venthole, 5, water inlet pipe, 6, bend pipe (second go out flow
Pipe), 7, third outflow tube, 8, piston, 9, leakage cage.
Specific embodiment
The invention proposes a kind of piston type early-stage rainwater stream abandoning device and its application method, in order to make advantages of the present invention,
Technical solution is clearer, clear, elaborates combined with specific embodiments below to the present invention.
In conjunction with shown in Fig. 1 to Fig. 4, a kind of piston type early-stage rainwater stream abandoning device of the present invention is made of five parts, be respectively into
Water installations, part flow arrangement, water storage device, abandoned stream discharger and rainwater go out flow device, wherein water feed apparatus main component be into
Water pipe 5, water storage device main component are the water tank 2 of a rectangular-shape, and the main function of water tank is to collect initial rainwater, into
Water pipe protrudes at the top of water tank, and stretches to a distance in water tank, and when rainfall, initial rainwater enters storage through water inlet pipe
Water tank.
Part flow arrangement is located at the inside of water tank 2, and top connect with the bottom of water inlet pipe 5, enters from water inlet pipe
Initial rainwater first flows through in part flow arrangement, then enters back into water tank.As one of main improvement of the invention, dress is shunted
The structure set is detailed in Fig. 2 comprising leakage cage 9 and its internal piston 8, leakage cage inside hollow out, top is in round estrade shape, and lower part is in
Cylindrical shape, the side wall of lower part and bottom are all provided with aperture 3.The aperture of leakage cage has the function of linker, make to leak the water level of cage with
The water level of water tank is lifted together, and 8 top of piston is in round estrade shape, and lower part is in cylindrical shape, and leakage cage inside upper part is in round estrade
Shape, lower inside are in cylindrical shape, and upper piston area is identical with the leakage form and dimension of cage inside upper part, i.e., when piston is with water
When position rises to leakage cage top portion, upper piston area can agree with completely with leakage cage inside upper part.Piston it is larger using buoyancy in water and
The material of water proof, when piston rises to leakage cage top portion, piston can block the top of leakage cage, flow rainwater no longer here
It is logical.
Abandoned stream discharger main component is abandoned stream discharge pipe 1, and the bottom of the abandoned stream discharge pipe and water tank is parallel to each other,
Design aloows the initial rainwater containing pollutant to be completely exhausted out in this way.
The top of water tank 2 is provided with venthole 4, its inner and outer air pressure can be balanced when water tank is intake.Rainwater
Stream device includes the first outflow tube, the second outflow tube and third outflow tube 7 out, and the first outflow tube and third outflow tube are parallel to storage
Water tank, for the second outflow tube between the first outflow tube and third outflow tube, the second outflow tube is a bend pipe 6 to raise upward,
First outflow tube is connected on the water inlet pipe in water tank；
With the continuous conveying of rainwater in water inlet pipe, when rainwater reaches certain altitude in water tank, piston is on water level
When rising to leakage cage top portion, upper piston area by chance agrees with leakage cage inner upper completely, and piston blocks leakage cage top portion, rain completely at this time
Water then passes through rainwater and goes out to flow device discharge.
There are certain distances for leakage cage bottom portion and the bottom of water tank, rather than contact with each other.On the one hand, save material and at
This；On the other hand, preventing the presence because of leakage cage prevents the deposit in initial rainwater from being completely exhausted out by abandoned stream discharger.
The application method of above-mentioned apparatus are as follows:
When rainfall occurs, initial rainwater passes through water inlet pipe 5 first and is downwardly into leakage cage 9, perhaps has in the process
A small amount of initial rainwater flows into or is splashed into rainwater and goes out to flow device, and the presence that rainwater goes out to flow the bend pipe 6 to raise upward in device can prevent
Initial rainwater is flowed out from rainwater outflow tube, and the initial rainwater for flowing back to rainwater in water inlet pipe 5 and water inlet pipe 5 enters leakage together
Cage 9, under the action of 4 equilibrium air pressure of venthole, the rainwater into leakage cage 9 can flow into water tank 2 by aperture 3 thereon, make
The water level of water tank 2 is gradually lifted, and after water level did not had the bottom of leakage cage 9, buoyancy increases piston 8 with the lifting of water level,
When piston 8 is increased to the top of leakage cage 9, initial rainwater collection is finished, and blocking is leaked cage 9, water inlet under buoyancy by piston 8
Non- phase at initial stage rainwater in pipe 5 no longer flows downwardly into leakage cage 9 and water tank 2, but successively goes out to flow by the first outflow tube, second
Pipe 6 and third outflow tube 7 flow into non-phase at initial stage rainwater-collecting purification system.When rainfall stops, no longer rain flows into water inlet pipe 5
When, the initial rainwater collected in water tank 2 can be discharged by the abandoned stream discharge pipe 1 of its underpart.
It should be further noted that specific embodiment described herein is only made for the present invention illustrates
It is bright.Those skilled in the art can make various modifications or additions to the described embodiments
Or it is substituted in a similar manner, but range as defined in the claims can't be surmounted.
Claims (6)
1. a kind of piston type early-stage rainwater stream abandoning device comprising water feed apparatus, water storage device, abandoned stream discharger, rainwater go out to flow
Device, the water storage device are the water tank of a rectangular parallelepiped structure, and the water feed apparatus includes a water inlet pipe, the water inlet
Pipe is located at the top of the water tank, and its bottom is protruded into the water tank, and the rainwater for forming rainfall is delivered to institute
It states in water tank, it is characterised in that:
Further include part flow arrangement, the part flow arrangement is located inside the water tank, the part flow arrangement include leakage cage and
Piston in the leakage cage, the leakage cage side wall and bottom offer aperture, and the aperture has linker function
Can, so that the water level of the leakage cage is lifted with the water level of water tank；The form and dimension and leakage cage of the upper piston area
The form and dimension of inside upper part matches；
The bottom of the water inlet pipe is connected to the leakage cage top portion；
The venthole that its inner and outer air pressure is balanced when water tank water inlet is additionally provided at the top of the water tank；
The abandoned stream discharger is flushed with the bottom surface of the water tank, the impurity containing dirt for being discharged in initial rainwater；
The rainwater go out flow device include the first outflow tube, the second outflow tube and third outflow tube, first outflow tube and
Third outflow tube is parallel to water tank, and second outflow tube is described between first outflow tube and third outflow tube
Second outflow tube is a bend pipe to raise upward, and first outflow tube is connected on the water inlet pipe in water tank；
With the continuous conveying of rainwater in water inlet pipe, when rainwater reaches certain altitude in water tank, the piston is on water level
When rising to leakage cage top portion, upper piston area by chance agrees with leakage cage inner upper completely, and piston blocks leakage cage top portion, rain completely at this time
Water then passes through the rainwater and goes out to flow device discharge.
2. a kind of piston type early-stage rainwater stream abandoning device according to claim 1, it is characterised in that: engraved inside the leakage cage
Sky is divide into upper part and lower part, and top is in a circular table shape, and lower part is in cylindrical shape, and the side wall of leakage cage lower part is arranged in the aperture
On bottom；The piston is also classified into two parts up and down, and top is in a circular table shape, and lower part is in cylindrical shape.
3. a kind of piston type early-stage rainwater stream abandoning device according to claim 2, it is characterised in that: the piston selects tool
There is the material of certain buoyancy and water proof.
4. a kind of piston type early-stage rainwater stream abandoning device according to claim 1, it is characterised in that: described in the leakage cage distance
A distance is arranged at the bottom of water tank.
5. a kind of piston type early-stage rainwater stream abandoning device according to claim 1, it is characterised in that: first outflow tube
It is connected to and is located in water tank on the water inlet pipe on top.
6. the application method of piston type early-stage rainwater stream abandoning device according to claim 1-5, which is characterized in that according to
It is secondary the following steps are included:
A initial rainwater is entered in water tank by the water inlet pipe, during rainwater enters, since rainwater goes out to flow in device
The blocking of bend pipe, initial rainwater can only flow into leakage cage by water inlet pipe, under the action of venthole equilibrium air pressure, into leakage cage
Initial rainwater can flow into water tank by aperture, so that the water level in water tank is gradually lifted；
For b after the water level in water tank did not had the bottom of leakage cage, buoyancy increases piston with the lifting of water level, when piston liter
When up to leaking the top of cage, initial rainwater collection is finished；
C at this time block leakage cage under the action of buoyancy by piston, and the non-initial rainwater in water inlet pipe is no longer flow into leakage cage and water storage
Case, but successively pass through the first outflow tube, the second outflow tube and the discharge of third outflow tube.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811206992.8A CN109356222B (en) | 2018-10-17 | 2018-10-17 | A kind of piston type early-stage rainwater stream abandoning device and its application method |
| PCT/CN2018/123660 WO2020077843A1 (en) | 2018-10-17 | 2018-12-25 | Piston-type initial rainwater abandonment device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811206992.8A CN109356222B (en) | 2018-10-17 | 2018-10-17 | A kind of piston type early-stage rainwater stream abandoning device and its application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109356222A true CN109356222A (en) | 2019-02-19 |
| CN109356222B CN109356222B (en) | 2019-07-30 |
Family
ID=65349396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811206992.8A Expired - Fee Related CN109356222B (en) | 2018-10-17 | 2018-10-17 | A kind of piston type early-stage rainwater stream abandoning device and its application method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109356222B (en) |
| WO (1) | WO2020077843A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155539A (en) * | 2021-04-15 | 2021-07-23 | 浙江工商大学 | Automatic monitoring and processing apparatus of initial stage rainwater |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962878A (en) * | 2021-03-04 | 2021-06-15 | 沈阳大学 | Courtyard type roof rainwater collecting and utilizing device |
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| US20050082211A1 (en) * | 2003-10-21 | 2005-04-21 | Wade Rodney G. | First flush rainwater diverter and collection system |
| CN201090751Y (en) * | 2007-06-18 | 2008-07-23 | 王金荣 | Exhaustion water stop valve |
| CN201314059Y (en) * | 2008-12-03 | 2009-09-23 | 蒋方明 | Initial rainwater draining device |
| CN201981573U (en) * | 2011-03-23 | 2011-09-21 | 中国农业科学院农田灌溉研究所 | Early-stage rainfall collecting device |
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| CN205173810U (en) * | 2015-04-09 | 2016-04-20 | 重庆工商职业学院 | Drain pipe structure for building |
| CN207179018U (en) * | 2017-07-27 | 2018-04-03 | 浙江中财管道科技股份有限公司 | A kind of big radian PP R tee pipe fittings |
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| CN101736775B (en) * | 2010-01-15 | 2012-02-01 | 石钰漳 | Rainwater collection and purification method and device thereof |
| CN104674929B (en) * | 2015-02-09 | 2016-08-24 | 广西威尔森环保科技开发有限公司 | Rainwater flow-discarding device |
| CN105442667A (en) * | 2015-11-12 | 2016-03-30 | 海绵城市雨水收集利用技术有限公司 | Flow abandoning device in rainwater collection system |
| CN107859090A (en) * | 2017-10-13 | 2018-03-30 | 浙江德安科技股份有限公司 | A kind of early-stage rainwater stream abandoning device |
| CN207959344U (en) * | 2018-02-05 | 2018-10-12 | 洛阳城市建设勘察设计院有限公司 | A kind of rainwater-collecting tank for building rain falling pipe end |
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2018
- 2018-10-17 CN CN201811206992.8A patent/CN109356222B/en not_active Expired - Fee Related
- 2018-12-25 WO PCT/CN2018/123660 patent/WO2020077843A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050082211A1 (en) * | 2003-10-21 | 2005-04-21 | Wade Rodney G. | First flush rainwater diverter and collection system |
| CN201090751Y (en) * | 2007-06-18 | 2008-07-23 | 王金荣 | Exhaustion water stop valve |
| CN201314059Y (en) * | 2008-12-03 | 2009-09-23 | 蒋方明 | Initial rainwater draining device |
| CN201981573U (en) * | 2011-03-23 | 2011-09-21 | 中国农业科学院农田灌溉研究所 | Early-stage rainfall collecting device |
| CN204690893U (en) * | 2015-02-09 | 2015-10-07 | 广西威尔森环保科技开发有限公司 | Rainwater flow-discarding device |
| CN205173810U (en) * | 2015-04-09 | 2016-04-20 | 重庆工商职业学院 | Drain pipe structure for building |
| CN207179018U (en) * | 2017-07-27 | 2018-04-03 | 浙江中财管道科技股份有限公司 | A kind of big radian PP R tee pipe fittings |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155539A (en) * | 2021-04-15 | 2021-07-23 | 浙江工商大学 | Automatic monitoring and processing apparatus of initial stage rainwater |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020077843A1 (en) | 2020-04-23 |
| CN109356222B (en) | 2019-07-30 |
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