CN107747333B - Energy-saving building rainwater collecting system - Google Patents
Energy-saving building rainwater collecting system Download PDFInfo
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- CN107747333B CN107747333B CN201711196008.XA CN201711196008A CN107747333B CN 107747333 B CN107747333 B CN 107747333B CN 201711196008 A CN201711196008 A CN 201711196008A CN 107747333 B CN107747333 B CN 107747333B
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- Prior art keywords
- water
- filter screen
- gear
- tank
- rainwater
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/23—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis
- B01F27/232—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes
- B01F27/2322—Mixers with rotary stirring devices in fixed receptacles; Kneaders characterised by the orientation or disposition of the rotor axis with two or more rotation axes with parallel axes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/85—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with two or more stirrers on separate shafts
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/001—Runoff or storm water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- 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)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses an energy-saving building rainwater collecting system which comprises a water storage tank and a shell, wherein a rotating shaft is connected with a hollow cylinder in a sleeved mode, a stirring blade is arranged on the outer wall of the hollow cylinder, a liquid inlet is formed in the upper end of the left side of the water storage tank, a water outlet pipe is arranged at the lower end of the right side of the water storage tank, and a water pump is arranged at the right end of the water outlet pipe. According to the rainwater drainage device, impurities in rainwater can be filtered out through the action of the first filter screen and the action of the third filter screen, so that the rainwater drainage device is convenient to use.
Description
Technical Field
The invention relates to the technical field of energy-saving buildings, in particular to an energy-saving building rainwater collection system.
Background
The energy-saving modification of the building mainly saves energy as far as possible on the premise of ensuring the normal use of the building. The water resource is always the energy source which is called to be saved in China and even all over the world, along with the rapid development of society, the demand of people for the water resource increases day by day, especially in the prior building, all the water required by people in life is tap water, including flushing a toilet, washing a floor, large-scale greening and the like, which causes serious waste of the water resource and also brings certain economic burden to users and units, for example, the invention patent with the application number of 201521112087.8 comprises a water collecting funnel, a water storage tank, a filtering tank, a clean water tank and a control module, wherein the water collecting funnel is connected with a main pipeline, the main pipeline extending out of the water collecting funnel is divided into two paths, one path is a water storage pipeline connected with the water storage tank, the other path is a waste flow pipeline connected with a sewer, and the water storage pipeline is provided with an electric control valve for water storage, although the problem of being suitable for the energy-saving modification of the building is solved, but to filtering the impurity in can the rainwater, facilitate the use, can be with the rainwater of whereabouts separately even, the speed control's of whereabouts is fit for, the practicality is strong, can be with the rainwater stirring of whereabouts, can make things convenient for rainwater circulation reuse to the inside antiseptic solution that adds of water storage tank to and can play energy-conserving effect, need not power device, still not very good of the effectual problem solution of energy-conservation.
Disclosure of Invention
The invention aims to provide an energy-saving building rainwater collecting system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an energy-saving building rainwater collecting system comprises a water storage tank and a shell, wherein the shell is arranged at the upper end of the water storage tank, a water accumulating tank is arranged at the upper end of the shell, a third filter screen is arranged at the upper end of the water accumulating tank, the third filter screen is connected with the water accumulating tank in a clamping manner, a lower water leaking pipe is arranged at the lower end of the water accumulating tank, a second filter screen and a first filter screen are sequentially arranged in the lower water leaking pipe from top to bottom, a water distributing tank is arranged at the lower end of the water distributing tank, a mounting plate is arranged at the lower end of the water distributing tank, a first gear is arranged in the mounting plate, a second gear is arranged at the lower end of the first gear, the first gear is connected with the second gear in a clamping manner, a rotating shaft is arranged on the inner wall of the second gear, a hollow cylinder is arranged on the outer wall of the rotating shaft, the rotating shaft is connected with the hollow cylinder in a sleeved manner, stirring blades are arranged on the outer wall of the hollow cylinder, a liquid inlet is arranged at the upper end of the left side of the water storage tank, the water storage tank is characterized in that a water outlet pipe is arranged at the lower end of the right side of the water storage tank, and a water pump is arranged at the right end of the water outlet pipe.
Preferably, the upper end of inlet is equipped with the hand wheel, the lower extreme of hand wheel is equipped with the bolt, the outer wall of bolt is equipped with the nut, both ends are equipped with the dead lever about the nut, the lower extreme of bolt is equipped with sealed piece, the inner wall upper end of inlet is equipped with the draw-in groove.
Preferably, the outer wall of the liquid inlet is provided with a support rod.
Preferably, the outer wall of the rotating shaft is provided with a connecting rod.
Preferably, the lower end of the rotating shaft is provided with a fixed end.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the rainwater filter, through the action of the first filter screen, the cooperation of the first filter screen and the water collecting tank, the cooperation of the second filter screen and the third filter screen, and the action of the second filter screen and the third filter screen, impurities in rainwater can be filtered, and the rainwater filter is convenient to use.
2. According to the invention, through the matching of the lower water leakage pipe and the water flow pipe and the action of the shell, falling rainwater can be uniformly separated, the falling speed is suitably controlled, and the practicability is strong.
3. According to the invention, the falling rainwater can be uniformly stirred through the matching of the water flowing pipe and the mounting plate, the matching of the mounting plate and the first gear, the matching of the first gear and the second gear, the matching of the second gear and the rotating shaft, the matching of the rotating shaft and the hollow cylinder and the matching of the hollow cylinder and the stirring blades.
4. According to the invention, through the matching of the liquid inlet and the water storage tank and the matching of the water storage tank and the water outlet, disinfectant can be added into the water storage tank, so that rainwater can be recycled conveniently.
5. According to the invention, the matching of the water pump and the water outlet, the matching of the mounting plate driven by rainwater hitting and the first gear driven by the mounting plate, and the matching of the second gear driven by the first gear can play a role in energy saving, a power device is not used, and the energy saving effect is good.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the mounting plate structure of the present invention;
fig. 3 is a schematic view of the structure of the hand wheel of the present invention.
In the figure: 1. water accumulation tank, 2, shell, 3, mounting panel, 4, first gear, 5, water storage tank, 6, water pump, 7, outlet pipe, 8, stiff end, 9, hollow cylinder, 10, stirring leaf, 11, inlet, 12, branch, 13, hand wheel, 14, pivot, 15, water tank, 16, lower drain pipe, 17, first filter screen, 18, second filter screen, 19, third filter screen, 20, second gear, 21, nut, 22, bolt, 23, sealing block, 24, draw-in groove, 25, dead lever, 26, connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an energy-saving building rainwater collection system comprises a water storage tank 5 and a shell 2, wherein the water storage tank 5 is used as a rainwater temporary storage space after filtration, the shell 2 is arranged at the upper end of the water storage tank 5, the shell 2 plays a role in protecting internal components, when raining in cloudy days, rainwater can enter a water accumulation tank 1 and is filtered for the first time through a third filter screen 19, the third filter screen 19 is made of stainless steel wires and enters the water accumulation tank 1 through the third filter screen 19 and flows downwards through the water accumulation tank 1 to flow into a lower water leakage pipe 16, the rainwater is better filtered through double-layer filtration of a first filter screen 17 and a second filter screen 18, the first filter screen 17 is made of asbestos screen, the second filter screen 18 is made of synthetic fiber filter cotton, the filtered rainwater enters the lower water leakage pipe 16 and enters a lower water leakage pipe 15 and flows downwards through the lower water leakage pipe 15, at the moment, rainwater leaks out through a leakage opening at the lower end of the water tank 15, the rainwater strikes the mounting plate 3 to drive the mounting plate 3 to move, the mounting plate 3 is fixed on the outer wall of the first gear 4 and moves circularly, the first gear 4 is driven to move, the first gear 4 drives the second gear 20 to rotate, the second gear 20 drives the rotating shaft 14 to rotate, the rotating shaft 14 drives the hollow cylinder 9 to rotate, the hollow cylinder 9 drives the stirring blades 10 to rotate, at the moment, disinfectant enters the water storage tank 5 through the liquid inlet 11 and is rotated through the stirring blades 10 to uniformly stir the mixed solution, the mixed solution is pumped out from the water outlet pipe 7 through the water pump 6, the water collecting tank 1 is arranged at the upper end of the shell 2, the third filter screen 19 is arranged at the upper end of the water collecting tank 1, the third filter screen 19 is connected with the water collecting tank 1 in a clamping manner, the lower end of the water collecting tank 1 is provided with a lower water leakage pipe 16, and a second filter screen 18 and a first filter screen 17 are sequentially arranged inside the lower water leakage pipe 16 from top to bottom, the lower end of the lower water leakage pipe 16 is provided with a water guiding groove 15, the lower end of the water guiding groove 15 is provided with a mounting plate 3, the interior of the mounting plate 3 is provided with a first gear 4, the lower end of the first gear 4 is provided with a second gear 20, the first gear 4 is connected with the second gear 20 in a clamping manner, the inner wall of the second gear 20 is provided with a rotating shaft 14, the lower end of the rotating shaft 14 is provided with a fixed end 8, the outer wall of the rotating shaft 14 is provided with a connecting rod 26, the outer wall of the rotating shaft 14 is provided with a hollow cylinder 9, the rotating shaft 14 is connected with the hollow cylinder 9 in a sleeved manner, the outer wall of the hollow cylinder 9 is provided with a stirring blade 10, the upper end of the left side of the water storage tank 5 is provided with a liquid inlet 11, the outer wall of the liquid inlet 11 is provided with a support rod 12, the upper end of the liquid inlet 11 is provided with a hand wheel 13, if the disinfectant entering the water storage tank 5 is limited, the hand wheel 13 is rotated to drive a bolt 22 to rotate, and the bolt 22 is matched with a nut 21, make bolt 22 downstream, drive sealed piece 23 downstream, sealed piece 23 joint is in draw-in groove 24, accomplishes sealedly, the restriction flows, the lower extreme of hand wheel 13 is equipped with bolt 22, the outer wall of bolt 22 is equipped with nut 21, both ends are equipped with dead lever 25 about nut 21, the lower extreme of bolt 22 is equipped with sealed piece 23, the inner wall upper end of inlet 11 is equipped with draw-in groove 24, the right side lower extreme of water storage tank 5 is equipped with outlet pipe 7, the right-hand member of outlet pipe 7 is equipped with water pump 6.
When raining in a cloudy day, rainwater enters the water collecting tank 1 and is filtered for the first time through the third filter screen 19, the third filter screen 19 is made of stainless steel wires, enters the water collecting tank 1 through the third filter screen 19, flows downwards through the water collecting tank 1 and flows into the lower water leakage pipe 16, the rainwater is better filtered through the double-layer filtering of the first filter screen 17 and the second filter screen 18, the first filter screen 17 is made of asbestos screen, the second filter screen 18 is made of synthetic fiber filter cotton, the filtered rainwater enters the lower water leakage pipe 16 and enters the downstream water tank 15 through the downstream water leakage pipe 16, the rainwater flows downwards through the downstream water tank 15, the rainwater leaks out through a lower end leakage opening of the downstream water tank 15 and strikes the mounting plate 3 to drive the mounting plate 3 to move, the mounting plate 3 is fixed on the outer wall of the first gear 4 and moves in a circle, and drives the first gear 4 to move, first gear 4 drives second gear 20 and rotates, and second gear 20 drives pivot 14 and rotates, and pivot 14 drives hollow cylinder 9 and rotates, and hollow cylinder 9 drives stirring leaf 10 and rotates, and the antiseptic solution passes through inlet 11 and gets into water storage tank 5 this moment, rotates through stirring leaf 10, and the solution stirring after will mixing is even, and the solution after will mixing is taken out from outlet pipe 7 through the twitching of water pump 6.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An energy-saving building rainwater collection system, when raining in cloudy days, rainwater can enter a water accumulation groove (1), and is filtered for the first time through a third filter screen (19), the third filter screen (19) is made of stainless steel wires, the rainwater enters the water accumulation groove (1) through the third filter screen (19), flows downwards through the water accumulation groove (1) and flows into a lower water leakage pipe (16), the rainwater is better filtered through double-layer filtering of a first filter screen (17) and a second filter screen (18), the first filter screen (17) is made of asbestos gauze, the second filter screen (18) is made of synthetic fiber filter cotton, the filtered rainwater enters the inner part of the lower water leakage pipe (16), enters a lower water leakage pipe (15) through the lower water leakage pipe (16), and flows downwards through the lower water leakage pipe (15), and then the rainwater leaks out of a mounting plate (3) through a lower end leakage opening of the lower water leakage pipe (15) and strikes the mounting plate, the mounting plate (3) is driven to move, the mounting plate (3) is fixed on the outer wall of the first gear (4) and therefore moves circularly, the first gear (4) is driven to move, the first gear (4) drives the second gear (20) to rotate, the second gear (20) drives the rotating shaft (14) to rotate, the rotating shaft (14) drives the hollow cylinder (9) to rotate, the hollow cylinder (9) drives the stirring blade (10) to rotate, at the moment, disinfectant enters the water storage tank (5) through the liquid inlet (11), the stirring blade (10) rotates to uniformly stir the mixed solution, and the mixed solution is pumped out of the water outlet pipe (7) through the water pump (6);
energy-conserving building rainwater is collected including holding water tank (5) and shell (2), the upper end of holding water tank (5) is equipped with shell (2), its characterized in that: the upper end of the shell (2) is provided with a water accumulating tank (1), the upper end of the water accumulating tank (1) is provided with a third filter screen (19), the third filter screen (19) is connected with the water accumulating tank (1) in a clamping manner, the lower end of the water accumulating tank (1) is provided with a lower water leaking pipe (16), the inner part of the lower water leaking pipe (16) is sequentially provided with a second filter screen (18) and a first filter screen (17) from top to bottom, the lower end of the lower water leaking pipe (16) is provided with a water following tank (15), the lower end of the water following tank (15) is provided with a mounting plate (3), the inner part of the mounting plate (3) is provided with a first gear (4), the lower end of the first gear (4) is provided with a second gear (20), the first gear (4) is connected with the second gear (20) in a clamping manner, the inner wall of the second gear (20) is provided with a rotating shaft (14), the outer wall of the rotating shaft (14) is provided with a hollow cylinder (9), the utility model discloses a water storage tank, including pivot (14), hollow cylinder (9), the outer wall of hollow cylinder (9) is equipped with stirring leaf (10), the left side upper end of water storage tank (5) is equipped with inlet (11), the right side lower extreme of water storage tank (5) is equipped with outlet pipe (7), the right-hand member of outlet pipe (7) is equipped with water pump (6).
2. The energy saving building rainwater collection system according to claim 1, wherein: the upper end of inlet (11) is equipped with hand wheel (13), the lower extreme of hand wheel (13) is equipped with bolt (22), the outer wall of bolt (22) is equipped with nut (21), both ends are equipped with dead lever (25) about nut (21), the lower extreme of bolt (22) is equipped with sealing block (23), the inner wall upper end of inlet (11) is equipped with draw-in groove (24).
3. The energy saving building rainwater collection system according to claim 1, wherein: the outer wall of the liquid inlet (11) is provided with a supporting rod (12).
4. The energy saving building rainwater collection system according to claim 1, wherein: and a connecting rod (26) is arranged on the outer wall of the rotating shaft (14).
5. The energy saving building rainwater collection system according to claim 1, wherein: the lower end of the rotating shaft (14) is provided with a fixed end (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711196008.XA CN107747333B (en) | 2017-11-25 | 2017-11-25 | Energy-saving building rainwater collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711196008.XA CN107747333B (en) | 2017-11-25 | 2017-11-25 | Energy-saving building rainwater collecting system |
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| Publication Number | Publication Date |
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| CN107747333A CN107747333A (en) | 2018-03-02 |
| CN107747333B true CN107747333B (en) | 2022-02-18 |
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| CN201711196008.XA Active CN107747333B (en) | 2017-11-25 | 2017-11-25 | Energy-saving building rainwater collecting system |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108812240A (en) * | 2018-06-29 | 2018-11-16 | 南京海晨霞工程科技有限公司 | A kind of municipal administration greening irrigation device with filtering function |
| CN108915061B (en) * | 2018-07-09 | 2020-07-31 | 高瓴环境科技有限公司 | Rural residence rainwater recycling device |
| CN109354249A (en) * | 2018-11-20 | 2019-02-19 | 黄冬艳 | A kind of rainwater recycle processing unit |
| CN112174229B (en) * | 2020-09-23 | 2021-04-30 | 江苏盐城水利建设有限公司 | Hydraulic engineering construction rainwater recycling equipment based on fluid potential energy drive |
| CN112889651A (en) * | 2021-01-15 | 2021-06-04 | 吉林农业大学 | Automatic remote control irrigation equipment in gardens |
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|---|---|---|---|---|
| JP2014051940A (en) * | 2012-09-07 | 2014-03-20 | Panasonic Corp | Power generator |
| CN204959864U (en) * | 2015-09-15 | 2016-01-13 | 栾沛晨 | Rainwater purifies collection device |
| CN105649139A (en) * | 2016-02-02 | 2016-06-08 | 广州聚注专利研发有限公司 | Rainwater collecting and recycling system for urban park |
| CN205557648U (en) * | 2016-04-04 | 2016-09-07 | 傅恺 | Eave water -collection device |
| CN206240344U (en) * | 2016-12-14 | 2017-06-13 | 江苏新美星液体包装工程技术研究中心有限公司 | One kind is refluxed device |
-
2017
- 2017-11-25 CN CN201711196008.XA patent/CN107747333B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014051940A (en) * | 2012-09-07 | 2014-03-20 | Panasonic Corp | Power generator |
| CN204959864U (en) * | 2015-09-15 | 2016-01-13 | 栾沛晨 | Rainwater purifies collection device |
| CN105649139A (en) * | 2016-02-02 | 2016-06-08 | 广州聚注专利研发有限公司 | Rainwater collecting and recycling system for urban park |
| CN205557648U (en) * | 2016-04-04 | 2016-09-07 | 傅恺 | Eave water -collection device |
| CN206240344U (en) * | 2016-12-14 | 2017-06-13 | 江苏新美星液体包装工程技术研究中心有限公司 | One kind is refluxed device |
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| CN107747333A (en) | 2018-03-02 |
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Effective date of registration: 20220129 Address after: 264000 No. 231, xinanhe Road, Zhifu District, Yantai City, Shandong Province Applicant after: YANTAI BUILDING DESIGN RESEARCH CO.,LTD. Address before: 312300 No. 82 Wangshan Road, Baiguan street, Shangyu District, Shaoxing City, Zhejiang Province Applicant before: SHAOXING SHANGYU WEIDA MUNICIPAL ENGINEERING CO.,LTD. |
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