CN111851687A - Rainwater purification power generation device - Google Patents

Rainwater purification power generation device Download PDF

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Publication number
CN111851687A
CN111851687A CN202010225995.7A CN202010225995A CN111851687A CN 111851687 A CN111851687 A CN 111851687A CN 202010225995 A CN202010225995 A CN 202010225995A CN 111851687 A CN111851687 A CN 111851687A
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CN
China
Prior art keywords
rainwater
power generation
water
generation device
power
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CN202010225995.7A
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Chinese (zh)
Inventor
马虎迎
石明星
袁维红
杨鹏
唐致龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lanzhou Petrochemical College of Vocational Technology
Original Assignee
Lanzhou Petrochemical College of Vocational Technology
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Filing date
Publication date
Application filed by Lanzhou Petrochemical College of Vocational Technology filed Critical Lanzhou Petrochemical College of Vocational Technology
Priority to CN202010225995.7A priority Critical patent/CN111851687A/en
Publication of CN111851687A publication Critical patent/CN111851687A/en
Pending legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F1/00—Methods, systems, or installations for draining-off sewage or storm water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • B01D36/04—Combinations of filters with settling tanks
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00—Methods or layout of installations for water supply
    • E03B1/04—Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041—Greywater supply systems
    • 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
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/08—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for removing foreign matter, e.g. mud
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B1/00—Methods or layout of installations for water supply
    • E03B1/04—Methods or layout of installations for water supply for domestic or like local supply
    • E03B1/041—Greywater supply systems
    • E03B2001/047—Greywater supply systems using rainwater
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
    • E04D13/08—Down pipes; Special clamping means therefor
    • E04D2013/086—Filters
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage ; Sky-lights
    • E04D13/04—Roof drainage; Drainage fittings in flat roofs, balconies or the like
    • E04D13/08—Down pipes; Special clamping means therefor
    • E04D2013/0873—Rain water reservoirs integrated in down pipes
    • 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
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

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  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Public Health (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention discloses a rainwater purification power generation device which comprises a rainwater collection port, a rainwater collection sedimentation tank, a sand discharge channel, a primary water storage tank, a power generation control valve, a power generation device, a power storage device and a power utilization device. The invention can recycle the rainwater and improve the utilization rate of the rainwater. Reduce the discharge of rainwater, can use miscellaneous water in life, save running water, reduce the cost of water treatment. The rainwater electricity generation provides partial domestic electricity for the city, can be used to street lamp illumination, cell-phone charge, emergency lighting lamp etc. reducible city power consumption pressure.

Description

Rainwater purification power generation device
Technical Field
The invention relates to the technical field of environmental protection, in particular to a rainwater purification power generation device.
Background
Rainwater utilization has been known for a long time, and research on rainwater utilization is mainly used for solving the problems of drinking water and farmland irrigation in areas short of water resources at present. The rainwater utilization is an economical, practical and small-sized technology which can generate huge environmental, ecological and economic effects, so that the rainwater resource has great potential development value and plays a great role in solving the problem of water resource shortage in China and many countries in the world. At present, drainage systems are arranged on high-rise buildings, roads and the like, rainwater is almost drained into underground sewage pipelines through drainage pipelines, and the rainwater cannot be fully utilized.
Disclosure of Invention
The present invention has been made to solve the above problems, and an object of the present invention is to provide a rainwater purification power generation device.
The invention realizes the purpose through the following technical scheme:
the rainwater collection and sedimentation device comprises a rainwater collection port, a rainwater collection and sedimentation tank, a sand discharge channel, a primary water storage tank, a power generation control valve, a power generation device, a power storage device and a power utilization device, wherein the rainwater collection port is arranged on the rainwater collection and sedimentation tank, the sand discharge channel is arranged on one side of the lower end of the rainwater collection and sedimentation tank and can be opened and closed, the upper section of the rainwater collection and sedimentation tank is connected with an inlet at the upper end of the primary water storage tank, a water outlet at the lower end of the primary water storage tank is connected with the power generation device, a power output end of the power generation device is connected with the power storage device, and a power output end of the power storage device is connected with the power.
Further, a filtering device is arranged between the rainwater collecting port and an inlet of the rainwater collecting and precipitating tank.
The rainwater collecting device is characterized in that the filtering device is composed of a coarse filtering net, a middle filtering net and a fine filtering net, and the rainwater collecting port and the rainwater collecting sedimentation tank are sequentially provided with the coarse filtering net, the middle filtering net and the washing filtering net.
Preferably, a water collecting control valve is arranged between the rainwater collecting and settling tank and the primary water storage tank.
Preferably, a power generation control valve is arranged between the primary reservoir and the power generation device.
As an improvement, a water outlet of the power generation device is connected with a water inlet of a secondary reservoir, and a water outlet at the lower end of the secondary reservoir is a domestic water outlet.
As an improvement, the secondary reservoir is also connected with a water purifier through another water outlet at the lower end, and the water outlet of the water purifier is a drinking water outlet.
Preferably, the rainwater collecting and settling tank is of a conical structure with a wide upper part and a narrow lower part.
The invention has the beneficial effects that:
the invention relates to a rainwater purification power generation device, which has the following advantages compared with the prior art:
1. energy conservation and emission reduction, environmental protection, rainwater recycling and rainwater utilization rate improvement.
2. Reduce the discharge amount of rainwater, so that water can be taken in an emergency in an arid area.
3. Can use miscellaneous water in life, save tap water and reduce the cost of water treatment.
4. The rainwater electricity generation provides partial domestic electricity for the city, can be used to street lamp illumination, cell-phone charge, emergency lighting lamp etc. reducible city power consumption pressure.
5. The rainfall runoff pollution is reduced, the rainwater ground erosion is reduced, the flood control and disaster reduction capability of cities can be improved, the local water resource bearing capacity is improved, the deficiency of regional energy is made up, and the emission of carbon dioxide is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the rainwater collection and sedimentation tank of the present invention;
fig. 3 is a flow chart of the operation of the present invention.
In the figure: 1-a rainwater collecting port, 2-a coarse filter screen, 3-a middle filter screen, 4-a fine filter screen, 5-a rainwater collecting sedimentation tank, 6-a sand discharge channel, 7-a water collecting control valve, 8-a primary water storage tank, 9-a power generation control valve, 10-a power generation device, 11-a power storage device, 12-a power utilization device, 13-a secondary water storage tank, 14-a domestic water outlet, 15-a water purifier and 16-a drinking water outlet.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
As shown in fig. 1 and 2: the rainwater collecting and settling device comprises a rainwater collecting port 1, a rainwater collecting and settling tank 5, a sand discharging channel 6, a primary water storage tank 8, a power generation device 10, an electric power storage device 11 and an electric power utilization device 12, wherein the rainwater collecting port is arranged on the rainwater collecting and settling tank, the sand discharging channel is arranged on one side of the lower end of the rainwater collecting and settling tank and can be opened and closed, the upper section of the rainwater collecting and settling tank is connected with an inlet at the upper end of the primary water storage tank, a water outlet at the lower end of the primary water storage tank is connected with the power generation device, the power output end of the power generation device is connected with the electric power storage device, and the power output end of the electric power storage device is connected.
Further, a filtering device is arranged between the rainwater collecting port and an inlet of the rainwater collecting and precipitating tank.
Specifically, the filtering device is composed of a coarse filtering net 2, a middle filtering net 3 and a fine filtering net 4, the rainwater collecting port and the rainwater collecting sedimentation tank are sequentially provided with the coarse filtering net, the middle filtering net and the washing filtering net.
Preferably, a water collecting control valve 7 is arranged between the rainwater collecting sedimentation tank and the primary reservoir.
Preferably, a power generation control valve 9 is arranged between the primary reservoir and the power generation device.
As an improvement, the water outlet of the power generation device is connected with the water inlet of the secondary reservoir, and the water outlet at the lower end of the secondary reservoir 13 is a domestic water outlet 14.
As an improvement, the secondary reservoir is also connected with a water purifier 15 through another water outlet at the lower end, and the water outlet of the water purifier is a drinking water outlet 16.
As shown in fig. 2: the rainwater collecting and precipitating tank is of a conical structure with a wide upper part and a narrow lower part.
As shown in fig. 3: the characteristics of abundant potential energy in rainwater are fully utilized, natural resources are fully utilized, and a rainwater primary collection and pollution discharge, initial rainwater flow discarding device, power generation and water storage device, power generation device, power storage device and rainwater secondary collection, purification and utilization system is designed.
The rainwater collection and power generation secondary utilization system mainly comprises a rainwater collection device, a filtering trash rack, an initial rainwater flow discarding device, a water storage power generation device, an electric power storage device, rainwater secondary collection, purification and utilization, an automatic opening and closing gate and connection among all the components.
The rainwater flows into the roof rainwater collecting box through the silt filter and the basically clean rainwater. The design is that once the water level reaches a set value, the water flow flows down through a pipeline, the purpose of feedback power generation can be achieved, and the rainwater pool can not bear the weight of the rainwater pool when the precipitation is excessive, so that power generation can be carried out immediately. Meanwhile, in order to conveniently maintain, a manual valve is arranged, and personnel can manually control the opening and closing of the valve through remote switch control, so that the aim of manually controlling power generation is fulfilled.
The rainwater of high building flows back through the roofing and is followed the rainwater fill coarse filtration, designs a small-size cistern at rainwater pipe kneck to be equipped with a ball-cock assembly in delivery port department, when the water level in the cistern reaches a definite value, the valve is automatic to be opened, and the generator is installed on the drain pipe, and the rainwater flows down the in-process of pipeline and drives the generator electricity generation. The current is converted into stable direct current through the inverter circuit and the rectifying and filtering circuit, and scattered electric energy is collected by the storage battery to be used for public infrastructures such as street lamps.
The rainwater is treated to be used as a water resource, the rainwater utilization is a process of collecting the rainwater, treating the rainwater by certain facilities and medicaments to obtain water which meets a certain water quality standard for recycling, and the collected and purified rainwater can be used for irrigating crops, supplementing underground water, landscape environment, greening, water for car washing yards, road scouring and cooling supplementation, toilet flushing, power generation and the like.
The generated electric power is used nearby, and can be used for lighting of a building, street lamp lighting and life and office work, so that the loss of electric power transmission is reduced, the cost of power transmission and distribution is reduced, and the electric power utilization rate is improved. The rainwater collecting and utilizing device is simple in structure, convenient to use, capable of collecting rainwater in the nature to generate power, capable of fully utilizing rainwater resources, environment-friendly and economical. The system has the main advantages of large generated energy, uniform power generation in a short time, capability of controlling the flow of the water flow generator to control the generated energy, small initial investment, wide application range and construction in rural cities. The disadvantages are that a water collecting tower needs to be specially constructed, filter equipment needs to be installed, the maintenance cost is high, and the requirements on the water resistance and the structural strength of a building are high. The power generation system is suitable for rainwater collection of high buildings, campuses, road surfaces and green lands in the current urbanization, and not only utilizes rainwater for the second time, but also generates a large amount of electric energy. The system is simple in structure, energy-saving, environment-friendly and practical, has wide application prospect in the future, is more convenient and flexible in system design, really achieves design and construction according to local conditions, is widely applied to cities, realizes runoff control, and solves the problems of urban waterlogging and water shortage in China.
Example (b):
the northwest region of China is one of the most serious dry land and water shortage regions in the world, and with the increase of population and the development of economy, the problem of water becomes one of the main restriction factors for the development of economy and society in the western region. Rainwater collection is carried out in northwest water resource shortage areas, the problem of difficulty in drinking water is solved, and the rainwater collection device has important significance for solving the problem of water drinking safety in western areas. Through data analysis and research on rainfall distribution and characteristics in northwest arid and semi-arid regions, urban rainwater resources are utilized before and discharged after, the problem of water resource shortage is solved, difficulties and problems in the process of building the model are found, and the model is manufactured by taking materials with lower cost as main components according to a certain size proportion.
The design is closely combined with the life practice, and the operability is strong.
(2) Abundant rainfall and huge building groups have huge economic benefits, and the implementation and popularization of projects are facilitated, if the building integrated system facilities for rainwater power generation and recycling are successfully established and comprehensively popularized, the generated energy and the saved water resources are huge, and the created economic benefits are also very considerable.
(3) After the project is implemented, the economic benefit is certain, and a foundation is laid for the feasibility of the project. The rainwater power generation technology can make full use of urban rainwater resources, quickens the pace of urban rainwater utilization in China, and has great research significance.
Particularly, the rainwater has the ground of certain slope along city building top and converges flow pipe, and impurity such as silt are detached through rainwater filtration purification device to the rainwater in the flow pipe, installs the ball-cock assembly in rainwater collection device to guarantee the required rivers state of generator normal operating time. When the water level in the rainwater collecting device reaches a certain value, the valve is opened. Rainwater enters a drainage pipeline, and a bulb tubular generator device is arranged in the drainage pipeline in a grading manner. In the through-flow hydroelectric generator, a water turbine is directly connected with the generator, and water flows into a guide vane and a rotating wheel along the axial direction, so that the pressure energy and the kinetic energy of rainwater in a drainage pipeline are converted into electric energy.
The reservoir is arranged at the bottom of the urban building and stores rainwater after passing through the hydroelectric generator, and the rainwater can be used as a source of urban non-drinking water, such as carwash, fire-fighting reserve water and the like. In addition, the rainwater can absorb partial sulfur compounds in the rainwater through filtration and purification treatment, and the rainwater is beneficial to green and environmental protection.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a rainwater purifies power generation facility which characterized in that: collect mouth, rainwater including the rainwater and collect sedimentation tank, arrange husky passageway, a cistern, power generation facility, power storage device, power consumption device, the rainwater collect the mouth set up in on the sedimentation tank is collected to the rainwater, the rainwater is collected lower extreme one side setting of sedimentation tank arrange husky passageway, arrange husky passageway and can open and close, the rainwater collect the upper segment of sedimentation tank with the upper end entry linkage of a cistern, the lower extreme delivery port of a cistern with power generation facility connects, power generation facility's power output end with power storage device connects, power storage device's power output end is connected with power consumption device.
2. The rainwater purification power generation device according to claim 1, characterized in that: and a filtering device is arranged between the rainwater collecting port and the inlet of the rainwater collecting and precipitating tank.
3. The rainwater purification power generation device according to claim 2, characterized in that: the rainwater collecting device is characterized in that the filtering device is composed of a coarse filtering net, a middle filtering net and a fine filtering net, and the coarse filtering net, the middle filtering net and the washing filtering net are sequentially arranged between the rainwater collecting port and the rainwater collecting sedimentation tank.
4. The rainwater purification power generation device according to claim 1, characterized in that: and a water collecting control valve is arranged between the rainwater collecting and settling tank and the primary reservoir.
5. The rainwater purification power generation device according to claim 1, characterized in that: and a power generation control valve is arranged between the primary reservoir and the power generation device.
6. The rainwater purification power generation device according to claim 1, characterized in that: the water outlet of the power generation device is connected with the water inlet of the secondary reservoir, and the water outlet at the lower end of the secondary reservoir is a domestic water outlet.
7. The rainwater purification power generation device according to claim 6, wherein: the secondary reservoir is also connected with the water purifier through another water outlet at the lower end, and the water outlet of the water purifier is a drinking water outlet.
8. The rainwater purification power generation device according to claim 1, characterized in that: the rainwater collecting and precipitating tank is of a conical structure with a wide upper part and a narrow lower part.
CN202010225995.7A 2020-03-26 2020-03-26 Rainwater purification power generation device Pending CN111851687A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010225995.7A CN111851687A (en) 2020-03-26 2020-03-26 Rainwater purification power generation device

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Application Number Priority Date Filing Date Title
CN202010225995.7A CN111851687A (en) 2020-03-26 2020-03-26 Rainwater purification power generation device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114108740A (en) * 2021-07-23 2022-03-01 青岛博海建设集团有限公司 Device of recycling is collected to multi-functional rainwater for building

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100288375A1 (en) * 2009-05-14 2010-11-18 Kyle Emmett Thomas Constant Pressure Rainwater Harvesting Distribution Device and System
CN204960165U (en) * 2015-09-22 2016-01-13 武汉大学 Layered filtration formula building roof rain water collecting device
CN206143895U (en) * 2016-08-31 2017-05-03 北京仁创生态环保科技股份公司 Rainwater is collected and is utilized system
KR20170048747A (en) * 2015-10-27 2017-05-10 김주헌 Non Point Pollution Reducing System
CN109972724A (en) * 2019-04-30 2019-07-05 江苏元贞智能科技有限公司 A kind of rainwater-collecting purification device convenient for storage
CN110374181A (en) * 2019-07-31 2019-10-25 云南省建设投资控股集团有限公司 A kind of rainwater collection pool and its construction method
CN110863554A (en) * 2019-11-26 2020-03-06 南京晓庄学院 Hybrid renewable energy power supply device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100288375A1 (en) * 2009-05-14 2010-11-18 Kyle Emmett Thomas Constant Pressure Rainwater Harvesting Distribution Device and System
CN204960165U (en) * 2015-09-22 2016-01-13 武汉大学 Layered filtration formula building roof rain water collecting device
KR20170048747A (en) * 2015-10-27 2017-05-10 김주헌 Non Point Pollution Reducing System
CN206143895U (en) * 2016-08-31 2017-05-03 北京仁创生态环保科技股份公司 Rainwater is collected and is utilized system
CN109972724A (en) * 2019-04-30 2019-07-05 江苏元贞智能科技有限公司 A kind of rainwater-collecting purification device convenient for storage
CN110374181A (en) * 2019-07-31 2019-10-25 云南省建设投资控股集团有限公司 A kind of rainwater collection pool and its construction method
CN110863554A (en) * 2019-11-26 2020-03-06 南京晓庄学院 Hybrid renewable energy power supply device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114108740A (en) * 2021-07-23 2022-03-01 青岛博海建设集团有限公司 Device of recycling is collected to multi-functional rainwater for building

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Application publication date: 20201030

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