CN213014460U - PP modular rainwater collecting and recycling device matched with sponge urban project - Google Patents
PP modular rainwater collecting and recycling device matched with sponge urban project Download PDFInfo
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- CN213014460U CN213014460U CN202021410197.3U CN202021410197U CN213014460U CN 213014460 U CN213014460 U CN 213014460U CN 202021410197 U CN202021410197 U CN 202021410197U CN 213014460 U CN213014460 U CN 213014460U
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- 238000004064 recycling Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 30
- 238000000746 purification Methods 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000000249 desinfective effect Effects 0.000 claims abstract description 4
- 239000010865 sewage Substances 0.000 claims description 51
- 238000011001 backwashing Methods 0.000 claims description 14
- 239000004576 sand Substances 0.000 claims description 14
- 238000005259 measurement Methods 0.000 claims description 12
- 239000002131 composite material Substances 0.000 claims description 11
- 230000035515 penetration Effects 0.000 claims description 11
- 239000000835 fiber Substances 0.000 claims description 7
- 230000010354 integration Effects 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 239000004746 geotextile Substances 0.000 claims description 4
- 230000001954 sterilising effect Effects 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 5
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000001914 filtration Methods 0.000 abstract description 3
- 238000004062 sedimentation Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses a PP modular rainwater collecting and recycling device matched with sponge city projects, relating to the technical field of water resource circulation and energy conservation, comprising an initial rainwater diversion well for collecting rainwater, a PP rainwater module for collecting and precipitating rainwater, a purifying and disinfecting integrated machine for treating available rainwater and a control cabinet; the method is characterized in that: the initial rainwater diversion well is communicated with the PP rainwater module through a water distribution pipe, the PP rainwater module is communicated with the purification and disinfection integrated machine through a pipeline, and the control cabinet is electrically connected with the purification and disinfection integrated machine and the PP rainwater module. The utility model realizes the automatic control of rainwater collection; the system integrates rainwater collection, sedimentation, filtration and clean water recycling, so that rainwater is efficiently collected and recycled; the whole structure is assembled by PP recycled plastic modules, the waste materials are recycled, and the energy-saving and environment-friendly effects are achieved.
Description
Technical Field
The utility model relates to a water resource circulation energy-saving technical field, concretely relates to a retrieval and utilization device is collected to PP modular rainwater that is used for sponge city project to form a complete set.
Background
The sponge city is a new generation of city rainfall flood management concept, and means that the city can have good elasticity in the aspects of adapting to environmental changes, coping with natural disasters caused by rainwater and the like a sponge, and can also be called as a hydro-elastic city. The sponge city shows outstanding infiltration, resistance to compression and characteristics such as pleasing to the eye colorful, comfortable easy maintenance of environmental protection in the aspect of the application, has effectively alleviated city heat island effect, and the core of sponge city is from ecosystem service simultaneously, through constructing aquatic ecology infrastructure construction aquatic ecology infrastructure.
Wherein, the water ecological infrastructure comprises a rainwater collecting and recycling device; the existing rainwater collecting and recycling device mainly comprises a rainwater collecting and recycling structure, has the defects of less rainwater collecting amount, complex structure, low treatment efficiency and the like of the rainwater collecting device in the prior art, cannot be stored in a large scale in the aspect of rainwater collecting and storing, and cannot be applied to projects of sponge cities; meanwhile, the existing rainwater collecting device is not provided with a back washing structure, the service life of the device is short, the existing rainwater collecting and recycling device is complex to install, and the selected materials are not environment-friendly.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems in the prior art and provide a PP modular rainwater collecting and recycling device matched with sponge city projects, wherein a control cabinet is arranged in the device, so that the automatic control of rainwater collection is realized; the system integrates rainwater collection, sedimentation, filtration and clean water recycling, so that rainwater is efficiently collected and recycled; the whole structure is assembled by adopting PP recycled plastic modules, so that the installation is convenient, the waste materials are recycled, and the energy conservation and environmental protection are realized; the structure is provided with the back washing pipe to clean the whole structure, so that the service life of the device is prolonged.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a PP modular rainwater collecting and recycling device matched with sponge city projects comprises an initial rainwater diversion well, a water distribution pipe, a sewage discharge well, a lifting well, a purifying and sterilizing integrated machine and a control cabinet; the method is characterized in that: a water inlet pipe and an overflow pipe are arranged on the initial rainwater diversion well, and a waste flow groove is arranged between the water inlet pipe and the overflow pipe; the initial rainwater diversion well is communicated with the sewage draining well through a water distribution pipe, and a sewage interception net is arranged at the inlet end of the water distribution pipe; the sewage draining well is arranged in the PP rainwater module, a sewage draining pump is arranged at the bottom of the sewage draining well, and the sewage draining pump is communicated with the purifying and disinfecting integrated machine through a pipeline; a rainwater air pressure balance system, a lifting well and a liquid level measurement and control center are further arranged in the PP rainwater module, lifting pumps are arranged in the lifting well, and the lifting pumps are communicated with the purification and disinfection integrated machine through pipelines; an intelligent single light column measurement and control instrument is arranged in the liquid level measurement and control center, and the rainwater pressure balance system is communicated with the interior of the PP rainwater module.
Preferably, a multi-layer fiber composite penetration protection plate is arranged on the side face of the PP rainwater module, and a sand penetration layer is arranged on the periphery of the multi-layer fiber composite penetration protection plate; a sand leveling layer is arranged at the bottom of the PP rainwater module, and a composite geomembrane is arranged between the sand leveling layer and the PP rainwater module; a concrete foundation is arranged below the sand leveling layer and is laid above the concrete cushion layer; and meanwhile, geotextile is arranged at the top of the PP rainwater module.
Preferably, a full-automatic precision filter and an ultraviolet disinfection integration are arranged in the purification and disinfection integrated machine, the full-automatic precision filter is communicated with the ultraviolet disinfection integration, the ultraviolet disinfection integration is communicated with a rainwater recycling pipe, and the full-automatic precision filter is respectively communicated with a lifting pipeline and a drain pipe; wherein, a valve is arranged in the purification and disinfection integrated machine, and the sewage discharge pipe is respectively communicated with the sewage discharge pump and the backwashing pipe through the valve.
Preferably, the backwashing pipe is provided with a plurality of water outlets, the water outlets are uniformly distributed in the PP rainwater module, and a gap is formed between the water outlets of the backwashing pipe and the bottom of the PP rainwater module.
Preferably, the municipal water replenishing pipe is communicated with the lifting well, and a valve is arranged on the municipal water replenishing pipe.
Preferably, the control cabinet is electrically connected with the sewage pump, the lifting pump, the intelligent single light column measurement and control instrument and the purification and disinfection integrated machine.
Preferably, the lift pump is arranged at the lower part of the lift well, and a gap is arranged between the lift pump and the bottom of the lift well.
The utility model discloses owing to adopted above-mentioned technical scheme, following beneficial effect has: the device realizes the automatic control of rainwater collection; the system integrates rainwater collection, sedimentation, filtration and clean water recycling, so that rainwater is efficiently collected and recycled; the whole structure is assembled by adopting PP recycled plastic modules, so that the installation is convenient, the waste materials are recycled, and the energy conservation and environmental protection are realized; the structure is provided with the back washing pipe to clean the whole structure, so that the service life of the device is prolonged.
Drawings
The accompanying drawings are included to provide a preferred understanding of the present invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the structure of the present invention;
fig. 3 is a partially enlarged view of a portion a in fig. 2.
Reference numbers in the figures: the system comprises an initial rainwater diversion well 101, a flow abandoning groove 102, a water distribution pipe 103, a sewage interception net 104, a water inlet pipe 105, an overflow pipe 106, a sewage well 201, a sewage pump 202, a backwash pipe 203, a rainwater air pressure balance system 204, a lifting well 205, a lifting pump 206, a concrete cushion 207, a concrete foundation 208, a sand leveling layer 209, a composite geomembrane 210, a PP rainwater module 211, a sand penetration layer 212, a multilayer fiber composite penetration protection plate 213, a liquid level measurement and control center 214, an intelligent single-column measurement and control instrument 215, a geotextile 216, a purification and disinfection integrated machine 301, a control cabinet 302, a rainwater reuse pipe 303, a sewage discharge pipe 304, a municipal water replenishing pipe 305, a full-automatic precision filter 306, an ultraviolet disinfection integrated 307 and a lifting pipeline 308.
Detailed Description
The following describes preferred embodiments of the present invention in detail with reference to the accompanying drawings.
As shown in the figure, the PP modular rainwater collecting and recycling device matched with sponge city projects comprises an initial rainwater diversion well 101, a water distribution pipe 103, a sewage well 201, a lifting well 205, a purifying and sterilizing integrated machine 301 and a control cabinet 302; the initial rainwater diversion well 101 is provided with a water inlet pipe 105 and an overflow pipe 106, and a waste flow groove 102 is arranged between the water inlet pipe 105 and the overflow pipe 106; the initial rainwater diversion well 101 is communicated with a sewage draining well 201 through a water distribution pipe 103, and a sewage interception net 104 is arranged at the inlet end of the water distribution pipe 103; the sewage draining well 201 is arranged in the PP rainwater module 211, a sewage draining pump 202 is arranged at the bottom of the sewage draining well 201, and the sewage draining pump 202 is communicated with the purifying and disinfecting integrated machine 301 through a pipeline; a rainwater air pressure balance system 204, a lifting well 205 and a liquid level measurement and control center 214 are further arranged in the PP rainwater module 211, a lifting pump 206 is arranged in each lifting well 205, and the lifting pump 206 is communicated with the purification and disinfection integrated machine 301 through a pipeline; an intelligent single light column measuring and controlling instrument 215 is arranged in the liquid level measuring and controlling center 214, and the rainwater pressure balance system 204 is communicated with the interior of the PP rainwater module 211.
The intelligent single light column measurement and control instrument 215 can monitor the water level condition in the PP rainwater module 211 in real time, and selectively operate the PP rainwater module 211 according to the actual water level condition; the arrangement of the rainwater pressure balancing system 204 can balance the pressure difference inside the PP rainwater module 211.
A multi-layer fiber composite penetration protection plate 213 is arranged on the side surface of the PP rainwater module 211, and a sand penetration layer 212 is arranged on the periphery of the multi-layer fiber composite penetration protection plate 213; a sand leveling layer 209 is arranged at the bottom of the PP rainwater module 211, and a composite geomembrane 210 is arranged between the sand leveling layer 209 and the PP rainwater module 211; a concrete foundation 208 is arranged below the sand leveling layer 209, and the concrete foundation 208 is laid above the concrete cushion 207; meanwhile, geotextile 216 is also arranged at the top of the PP rainwater module 211.
A full-automatic precision filter 306 and an ultraviolet disinfection assembly 307 are arranged in the purification and disinfection integrated machine 301, the full-automatic precision filter 306 is communicated with the ultraviolet disinfection assembly 307, the ultraviolet disinfection assembly 307 is communicated with a rainwater recycling pipe 303, and the full-automatic precision filter 306 is respectively communicated with a lifting pipeline 308 and a sewage discharge pipe 304; wherein, a valve is arranged in the purification and disinfection integrated machine 301, and the sewage discharge pipe 304 is respectively communicated with the sewage discharge pump 202 and the backwashing pipe 203 through the valve.
The backwashing pipe 203 is provided with a plurality of water outlets which are uniformly distributed in the PP rainwater module 211, and a gap is formed between the water outlet of the backwashing pipe 203 and the bottom of the PP rainwater module 211; the back washing pipe 203 is communicated with the sewage pump 202, so that a water recycling structure of the device is realized, and the device is cleaned.
The municipal water replenishing pipe 305 is communicated with the lifting well 205, and a valve is arranged on the municipal water replenishing pipe 305; the passage is provided with a one-way valve, a butterfly valve and an electromagnetic valve, and automatic water replenishing of the device is realized by controlling each valve.
The control cabinet 302 is electrically connected with the sewage pump 202, the lift pump 206, the intelligent single light column measuring and controlling instrument 215 and the purifying and sterilizing integrated machine 301; realize the automated control to the device through switch board 302, be convenient for each electrical property structure simultaneously coordinates, realizes the high efficiency operation of device.
The lift pump 206 is arranged at the lower part of the lift well 205, and a gap is arranged between the lift pump 206 and the bottom of the lift well 205, so that the precipitated available water can be lifted to the purification and disinfection integrated machine 301 for further treatment; silt and microparticle impurities carried by rainwater in the rainwater collection process can be precipitated at the bottom of the PP rainwater module 211 and are discharged by the sewage pump 202.
The utility model discloses a working method:
in the work, rainwater enters the PP rainwater module 211 through the initial rainwater diversion well 101 and the water distribution pipe 103, and flows over the abandoned flow groove 102 and overflows through the overflow pipe 106 under the condition of overlarge rainwater amount; a sewage interception net 104 is arranged at the inlet of the water distribution pipe 103, so that large solid impurities carried in rainwater can be blocked outside the water distribution pipe 103. Rainwater can be collected at the bottom of the PP rainwater module 211 when entering the PP rainwater module 211, and is precipitated in the PP rainwater module 211, and silt and microparticle impurities carried in the rainwater are precipitated at the bottom of the PP rainwater module 211; a sewage draining well 201 and a lifting well 205 are arranged in the PP rainwater module 211, a lifting pump 206 is arranged at a position which is a distance away from the bottom of the lifting well 205, and the lifting pump 206 lifts the precipitated available water to the purification and disinfection integrated machine 301 through a pipeline for further treatment; a sewage pump 202 is arranged at the bottom of the lifting well 205, and impurities at the bottom of the PP rainwater module 211 are precipitated out of the pipeline removing device.
The available water in the PP rainwater module 211 is lifted into the purification and disinfection integrated machine 301 by the lifting pump 206, and the available water after treatment by the full-automatic precision filter 306 and the ultraviolet disinfection integration 307 is conveyed to each water using point through the rainwater recycling pipe 303; a part of the sewage generated when the sewage passes through the full-automatic fine filter 306 is discharged to the outside of the apparatus through a pipeline.
The sewage pump 202 discharges the sewage precipitated at the bottom of the PP rainwater module 211 to the outside of the device through the pipeline and the purification and disinfection integrated machine 301; a valve is arranged in the purification and disinfection integrated machine 301, and sewage can flow back to the PP rainwater module 211 again through the backwashing pipe 203 by controlling the valve; during this process, the sewage pump 202, the backwash pipe 203 and the sewage pipe 304 form a circulation system through which the apparatus is cleaned.
In the cleaning process, general sewage is not suitable for cleaning the device, and the system can be supplemented with water through a municipal water supplementing pipe 305; before water is supplemented, sewage in the system can be drained, then the system is supplemented with water, and the device can be cleaned by adopting a circulating system in the process.
A rainwater air pressure balance system 204 is arranged on the PP rainwater module 211, and the rainwater air pressure balance system 204 is communicated with the atmosphere; when the device discharges sewage or water from the system, the pressure difference inside the PP rainwater module 211 can be balanced.
An intelligent single light column measuring and controlling instrument 215 is further arranged in the PP rainwater module 211, the intelligent single light column measuring and controlling instrument 215 is connected with the rainwater recycling pipe 303, the actual water level can be monitored in real time through the intelligent single light column measuring and controlling instrument 215, and the PP rainwater module 211 is selectively operated according to the water level condition; if the device needs to be cleaned, water can be supplemented to the device when the situation that the water level is monitored to be small is detected; in the rainwater collection and reuse, the sewage pump 202 and the lift pump 206 can be directly started under the condition of overlarge rainwater amount, so that the condition of system failure is avoided.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A PP modular rainwater collecting and recycling device matched with sponge city projects comprises an initial rainwater diversion well (101), a water distribution pipe (103), a sewage well (201), a lifting well (205), a purifying and sterilizing integrated machine (301) and a control cabinet (302); the method is characterized in that: a water inlet pipe (105) and an overflow pipe (106) are arranged on the initial rainwater diversion well (101), and a drainage groove (102) is arranged between the water inlet pipe (105) and the overflow pipe (106); the initial rainwater diversion well (101) is communicated with a sewage drainage well (201) through a water distribution pipe (103), and a sewage interception net (104) is arranged at the inlet end of the water distribution pipe (103); the sewage draining well (201) is arranged in the PP rainwater module (211), a sewage draining pump (202) is arranged at the bottom of the sewage draining well (201), and the sewage draining pump (202) is communicated with the purifying and disinfecting integrated machine (301) through a pipeline; a rainwater air pressure balance system (204), a lifting well (205) and a liquid level measurement and control center (214) are further arranged in the PP rainwater module (211), lifting pumps (206) are arranged in the lifting well (205), and the lifting pumps (206) are communicated with the purification and disinfection integrated machine (301) through pipelines; an intelligent single light column measurement and control instrument (215) is arranged in the liquid level measurement and control center (214), and the rainwater air pressure balance system (204) is communicated with the interior of the PP rainwater module (211).
2. The modular PP rainwater collection and recycling device used for sponge city projects according to claim 1, wherein the modular PP rainwater collection and recycling device comprises: a multi-layer fiber composite penetration protection plate (213) is arranged on the side face of the PP rainwater module (211), and a sand penetration layer (212) is arranged on the periphery of the multi-layer fiber composite penetration protection plate (213); a sand leveling layer (209) is arranged at the bottom of the PP rainwater module (211), and a composite geomembrane (210) is arranged between the sand leveling layer (209) and the PP rainwater module (211); a concrete foundation (208) is arranged below the sand leveling layer (209), and the concrete foundation (208) is laid above the concrete cushion layer (207); meanwhile, geotextile (216) is arranged at the top of the PP rainwater module (211).
3. The modular PP rainwater collection and recycling device used for sponge city projects according to claim 1, wherein the modular PP rainwater collection and recycling device comprises: a full-automatic precision filter (306) and an ultraviolet disinfection integration (307) are arranged in the purification and disinfection integrated machine (301), the full-automatic precision filter (306) is communicated with the ultraviolet disinfection integration (307), the ultraviolet disinfection integration (307) is communicated with a rainwater recycling pipe (303), and the full-automatic precision filter (306) is respectively communicated with a lifting pipeline (308) and a drain pipe (304); wherein, a valve is arranged in the purification and disinfection integrated machine (301), and the sewage discharge pipe (304) is respectively communicated with the sewage discharge pump (202) and the backwashing pipe (203) through the valve.
4. The PP modular rainwater collection and recycling device matched with the sponge city project according to claim 3, wherein the PP modular rainwater collection and recycling device comprises: the backwashing pipe (203) is provided with a plurality of water outlets, the water outlets are uniformly distributed in the PP rainwater module (211), and a gap is formed between the water outlets of the backwashing pipe (203) and the bottom of the PP rainwater module (211).
5. The modular PP rainwater collection and recycling device used for sponge city projects according to claim 1, wherein the modular PP rainwater collection and recycling device comprises: the municipal water replenishing pipe (305) is communicated with the lifting well (205), and a valve is arranged on the municipal water replenishing pipe (305).
6. The modular PP rainwater collection and recycling device used for sponge city projects according to claim 1, wherein the modular PP rainwater collection and recycling device comprises: the control cabinet (302) is electrically connected with the sewage pump (202), the lifting pump (206), the intelligent single light column measurement and control instrument (215) and the purification and disinfection integrated machine (301).
7. The modular PP rainwater collection and recycling device used for sponge city projects according to claim 1, wherein the modular PP rainwater collection and recycling device comprises: the lift pump (206) is arranged at the lower part of the lift well (205), and a gap is arranged between the lift pump (206) and the bottom of the lift well (205).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021410197.3U CN213014460U (en) | 2020-07-16 | 2020-07-16 | PP modular rainwater collecting and recycling device matched with sponge urban project |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021410197.3U CN213014460U (en) | 2020-07-16 | 2020-07-16 | PP modular rainwater collecting and recycling device matched with sponge urban project |
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| Publication Number | Publication Date |
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| CN213014460U true CN213014460U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021410197.3U Active CN213014460U (en) | 2020-07-16 | 2020-07-16 | PP modular rainwater collecting and recycling device matched with sponge urban project |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396108A (en) * | 2022-01-18 | 2022-04-26 | 中国建筑第八工程局有限公司 | Sponge urban rainwater collection and purification treatment system |
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2020
- 2020-07-16 CN CN202021410197.3U patent/CN213014460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396108A (en) * | 2022-01-18 | 2022-04-26 | 中国建筑第八工程局有限公司 | Sponge urban rainwater collection and purification treatment system |
| CN114396108B (en) * | 2022-01-18 | 2024-03-12 | 中国建筑第八工程局有限公司 | Sponge urban rainwater collection and purification treatment system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240424 Address after: No. 16, Pengwu Group, Jialu Village, Jialu Town, Ningguo City, Xuancheng City, Anhui Province, 242300 Patentee after: Xu Chenglong Country or region after: China Address before: No.65 Jianning Road, Gulou District, Nanjing, Jiangsu 210000 Patentee before: Nanjing Kaicheng Environmental Protection Technology Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240517 Address after: 242300 Room 2005, 20th Floor, Chengxin Building, Ningguo Avenue, Ningguo City, Xuancheng City, Anhui Province Patentee after: Anhui Hushi Construction Engineering Co.,Ltd. Country or region after: China Address before: No. 16, Pengwu Group, Jialu Village, Jialu Town, Ningguo City, Xuancheng City, Anhui Province, 242300 Patentee before: Xu Chenglong Country or region before: China |