CN117947853A - Municipal road water supply and drainage structure - Google Patents
Municipal road water supply and drainage structure Download PDFInfo
- Publication number
- CN117947853A CN117947853A CN202410339652.1A CN202410339652A CN117947853A CN 117947853 A CN117947853 A CN 117947853A CN 202410339652 A CN202410339652 A CN 202410339652A CN 117947853 A CN117947853 A CN 117947853A
- Authority
- CN
- China
- Prior art keywords
- fixed
- filter
- water supply
- cylinder
- drainage structure
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 239000012535 impurity Substances 0.000 claims description 39
- 238000007667 floating Methods 0.000 claims description 28
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract description 19
- 239000011148 porous material Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 5
- 241001330002 Bambuseae Species 0.000 abstract 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 5
- 239000011425 bamboo Substances 0.000 abstract 5
- 239000010865 sewage Substances 0.000 description 9
- 238000007790 scraping Methods 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
-
- 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
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
-
- 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
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention relates to a municipal road water supply and drainage structure, and belongs to the field of road construction. Including the well, the well internal fit sets up fixed section of thick bamboo, and fixed section of thick bamboo is fixed on the well wall, and inlet channel and outlet channel are worn to establish respectively in fixed section of thick bamboo lower part both sides, and the coaxial cartridge filter that sets up in the fixed section of thick bamboo sets up big filtration pore on the cartridge filter, through go-between fixed section of thick bamboo and cartridge filter fixed connection, the cartridge filter bottom passes through the bottom plate shutoff, sets up the bearing on the bottom plate, and the bearing outer lane is fixed on the bottom plate, and the fixed pivot of bearing inner circle, pivot and cartridge filter are coaxial, set up helical blade in the pivot, and helical blade's diameter corresponds with the internal diameter of cartridge filter. Can clear up and collect rubbish automatically, need not any electrical equipment, the operation is stable, low cost.
Description
Technical Field
The invention relates to a municipal road water supply and drainage structure, and belongs to the field of road construction.
Background
The urban drainage device is an important municipal facility for treating and draining urban sewage and rainwater, is a guarantee for ensuring normal work and life of citizens, and plays an important role in keeping urban roads smooth. Especially, in stormwater weather, if underground drainage facilities are not timely enough to drain water, rainwater on a road is easy to accumulate, the running of vehicles and pedestrians is influenced, and traffic accidents are easy to occur.
At present, the road drainage device generally does not have the filtering capability to sewage, a few drainage devices with the filtering capability only simply set up the filter screen, but sewage composition in the road drainage system is complicated, there is a large amount of rubbish and impurity, especially meet heavy rain weather, rubbish on the road surface can get into drainage pipe in the lump, the filter screen will be blocked very fast, frequent clearance of staff is required, if the staff can not in time clear up, the filter screen can block up, the rainwater that flows out through the filter screen can be slowed down, cause road drainage efficiency to drop, can form ponding fast even on the road surface, influence whole road traffic.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the invention are as follows: the utility model provides a municipal road water supply and drainage structure can clear up and collect rubbish automatically, need not any electrical equipment, and the operation is stable, low cost.
The invention relates to a municipal road water supply and drainage structure, which comprises a hoistway, wherein a fixed cylinder is arranged in the hoistway in a matched manner, the fixed cylinder is fixed on the wall of the hoistway, two sides of the lower part of the fixed cylinder are respectively penetrated by a water inlet pipeline and a water outlet pipeline, a filter cylinder is coaxially arranged in the fixed cylinder, a large filter hole is arranged on the filter cylinder, the fixed cylinder and the filter cylinder are fixedly connected through a connecting ring, the bottom end of the filter cylinder is plugged through a bottom plate, a bearing is arranged on the bottom plate, a bearing outer ring is fixed on the bottom plate, a rotating shaft is fixed on an inner ring of the bearing, the rotating shaft is coaxial with the filter cylinder, a spiral blade is arranged on the rotating shaft, and the diameter of the spiral blade corresponds to the inner diameter of the filter cylinder;
the water inlet pipeline passes through the filter cartridge and is communicated with the filter cartridge, and the water outlet pipeline passes through the fixed cartridge but does not pass through the filter cartridge;
The filter cartridge is matched with the fixed cartridge, a collecting groove is arranged between the filter cartridge and the fixed cartridge, the collecting groove is in a circular ring shape, and small filter holes are distributed on the collecting groove.
Working principle and process:
During operation, sewage enters the filter cartridge from the water inlet pipeline, after being filtered by the filter cartridge, the sewage flows away from the water outlet pipeline, and impurities and garbage which cannot pass through the large filter holes are blocked by the filter cartridge. When impurity and rubbish accumulate to certain degree and with big filtration hole jam, rivers can't pass through big filtration hole, and the water level risees, and the workman rotates the pivot this moment, and the pivot drives helical blade and rotates, and helical blade scrapes down the impurity on the cartridge filter inner wall to along with helical blade upward rotary motion, when impurity reached cartridge filter upper end, the impurity had not blocked the cartridge filter, and then falls in the collecting vat. After the impurity is scraped, the cartridge filter resumes filtering capability. The spiral blade is scraped the wall and still carries impurity outside the cartridge filter, can avoid impurity to jam the cartridge filter once more when effectively clearing up the cartridge filter. The workers can realize impurity scraping and impurity removing actions only by rotating the rotating shaft, the operation is simple and convenient, and the labor and the cost are reduced.
Two wire wheels are coaxially fixed at the upper end of the rotating shaft, one rope is wound on each wire wheel, the winding directions of the two ropes are opposite, the end parts of the two ropes are respectively fixed on the corresponding wire wheels, two upright rods are fixed at the upper ends of the filter cylinders, pulleys are mounted at the upper ends of the upright rods, the two upright rods are symmetrically arranged, a floating block is arranged above the upright rods, and the two ropes are fixedly connected with the floating block after respectively winding around the two pulleys and are made of low-density materials. When impurity and rubbish accumulate to a certain extent and block up big filtration hole, rivers can't pass through big filtration hole, and the water level in the well rises, drives the kicking block come-up, and the kicking block pulling rope, rope drive line wheel rotation, line wheel drive pivot rotation, and then drive helical blade rotation, realize scraping impurity and row's miscellaneous action. The automatic impurity cleaning work is realized, workers do not need to take care of, only the collecting tank needs to be cleaned regularly, the filter cartridge does not need to be cleaned frequently, the cleaning frequency can be greatly reduced, and the cleaning frequency and the cleaning cost are reduced. The pole setting that sets up two reel and symmetry and set up is in order to guarantee that the pivot is controlled the atress even, also avoids the damage of bearing simultaneously, otherwise the atress uneven can lead to helical blade deflection, helical blade and cartridge filter inner wall can excessively wear, leads to rotating difficulty, scrapes miscellaneous not thoroughly and damages the bearing.
The rotating shaft is sleeved with a torsion spring, the lower end of the torsion spring is fixed on the bearing outer ring, and the upper end of the torsion spring is fixed on the rotating shaft. The filter cartridge is restored to the filtering function after being cleaned by the spiral blades, the water level is lowered, the floating block is lowered along with the water level, the torsion spring drives the rotating shaft to rotate reversely, the rope is wound on the wire wheel again, and the rope is prevented from being separated from the pulley. The buoyancy of the floating block is far greater than the torsion of the torsion spring.
The axle center of the floating block is penetrated with a bolt, the bolt is fixed with the floating block through a nut, and the rope is fixed on the bolt. When the collecting tank needs to be cleaned, the bolts are detached, the floating blocks are taken out, and then the collecting tank can be taken out for cleaning.
The side of the floating block is provided with a roller. The rollers can reduce friction between the floating blocks and the well wall, and reduce resistance and abrasion.
The upper end of the collecting tank is fixed with a pull rope. The collecting tank is pulled out by the worker through the pull rope, so that the collecting tank is simple and convenient.
The connecting ring is provided with water permeable holes. The water in the impurities in the collecting tank is drained out of the water permeable holes and returned to the water flow after passing through the small filtering holes, so that the accumulation of sewage in the collecting tank is avoided.
The upper end of the well is covered by the grid plate. The condition in the collecting tank is conveniently checked, and the inflow of the road surface rainwater is conveniently checked.
Compared with the prior art, the invention has the following beneficial effects:
According to the municipal road water supply and drainage structure, when impurities and garbage accumulate to a certain degree and block large filter holes, water cannot pass through the large filter holes, the water level rises, a worker rotates a rotating shaft, the rotating shaft drives a spiral blade to rotate, the spiral blade scrapes the impurities on the inner wall of a filter cylinder and moves upwards along with the spiral blade in a rotating manner, and when the impurities reach the upper end of the filter cylinder, the impurities are not blocked by the filter cylinder and then fall into a collecting tank. After the impurity is scraped, the cartridge filter resumes filtering capability. The spiral blade is scraped the wall and still carries impurity outside the cartridge filter, can avoid impurity to jam the cartridge filter once more when effectively clearing up the cartridge filter. The workers can realize impurity scraping and impurity removal actions only by rotating the rotating shaft, the operation is simple and convenient, the labor and cost are reduced, any electric control equipment is not needed, the operation is stable, and the cost is low.
Drawings
FIG. 1 is a schematic representation of an embodiment of the present invention;
FIG. 2 is a top perspective view of the embodiment shown in FIG. 1;
FIG. 3 is a bottom perspective view of the embodiment shown in FIG. 1;
FIG. 4 is a schematic view of the structure of the collection trough of the embodiment of FIG. 1;
Fig. 5 is a partial enlarged view of a portion of embodiment a shown in fig. 1.
In the figure: 1. a hoistway wall; 2. a pull rope; 3. a hoistway; 4. a bolt; 5. a nut; 6. a floating block; 7. a roller; 8. a wire wheel; 9. a pulley; 10. a rotating shaft; 11. a vertical rod; 12. a helical blade; 13. a water outlet pipe; 14. a rope; 15. a filter cartridge; 16. a collection tank; 17. a connecting ring; 18. a water inlet pipe; 19. large filtering holes; 20. a fixed cylinder; 21. a water permeable hole; 22. a bottom plate; 23. small filter holes; 24. a torsion spring; 25. and (3) a bearing.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather as a whole; rather, these practical examples are provided by way of example so that this disclosure will convey the scope of the invention to those skilled in the art. Moreover, the figures are merely schematic and not drawn to scale, like numerals denoting like or similar elements or components throughout.
Embodiments of the invention are further described below with reference to the accompanying drawings:
As shown in fig. 1-5, the municipal road water supply and drainage structure comprises a well 3, wherein a fixed cylinder 20 is arranged in the well 3 in a matched manner, the fixed cylinder 20 is fixed on a well wall 1, two sides of the lower part of the fixed cylinder 20 are respectively penetrated by a water inlet pipeline 18 and a water outlet pipeline 13, a filter cylinder 15 is coaxially arranged in the fixed cylinder 20, a large filter hole 19 is formed in the filter cylinder 15, the fixed cylinder 20 and the filter cylinder 15 are fixedly connected through a connecting ring 17, the bottom end of the filter cylinder 15 is blocked through a bottom plate 22, a bearing 25 is arranged on the bottom plate 22, the outer ring of the bearing 25 is fixed on the bottom plate 22, the inner ring of the bearing 25 is used for fixing a rotating shaft 10, the rotating shaft 10 is coaxial with the filter cylinder 15, a spiral blade 12 is arranged on the rotating shaft 10, and the diameter of the spiral blade 12 corresponds to the inner diameter of the filter cylinder 15;
The water inlet pipeline 18 passes through the filter cartridge 15 and is communicated with the filter cartridge 15, and the water outlet pipeline 13 passes through the fixed cartridge 20 and does not pass through the filter cartridge 15;
the filter cartridge 15 and the fixed cartridge 20 are cooperatively provided with a collecting groove 16, the collecting groove 16 is in a circular ring shape, and small filter holes 23 are distributed on the collecting groove 16.
Working principle and process:
In operation, sewage enters the filter cartridge 15 from the water inlet pipeline 18, after being filtered by the filter cartridge 15, the sewage flows away from the water outlet pipeline 13, and impurities and garbage which cannot pass through the large filter holes 19 are blocked by the filter cartridge 15. When impurity and rubbish accumulate to a certain extent and with big filtration pore 19 jam, rivers can't pass through big filtration pore 19, and the water level rises, and the workman rotates pivot 10 this moment, and pivot 10 drives helical blade 12 rotation, and helical blade 12 scrapes down the impurity on the cartridge filter 15 inner wall to along with helical blade 12 upward rotary motion, when impurity reached cartridge filter 15 upper end, the impurity had not blocked by cartridge filter 15, and then falls in collecting vat 16. After the foreign matter is scraped off, the filter cartridge 15 resumes the filtering function. The spiral blade 12 is scraped the wall and is still carried impurity outside cartridge filter 15, can avoid impurity to jam cartridge filter 15 again when effectively clearing up cartridge filter 15. The workers can realize the actions of scraping impurities and removing impurities only by rotating the rotating shaft 10, the operation is simple and convenient, and the labor and the cost are reduced.
Two wire wheels 8 are coaxially fixed at the upper end of the rotating shaft 10, a rope 14 is wound on each wire wheel 8, winding directions of the two ropes 14 are opposite, ends of the two ropes 14 are respectively fixed on the corresponding wire wheels 8, two vertical rods 11 are fixed at the upper ends of filter cylinders 15, pulleys 9 are installed at the upper ends of the vertical rods 11, the two vertical rods 11 are symmetrically arranged, a floating block 6 is arranged above the vertical rods 11, the two ropes 14 are fixedly connected with the floating block 6 after respectively bypassing the two pulleys 9, and the floating block 6 is made of low-density materials. When impurity and rubbish accumulate to a certain extent and block up big filtration pore 19, rivers can't pass through big filtration pore 19, and the water level in the well 3 rises, drives the floating block 6 come-up, and the rope 14 is pulled to the floating block 6, and rope 14 drive line wheel 8 rotates, and line wheel 8 drives pivot 10 and rotates, and then drives helical blade 12 and rotate, realizes scraping impurity and arranges miscellaneous action. Thus, the automatic impurity cleaning work is realized, workers do not need to take care of, only the collecting tank 16 needs to be cleaned regularly, and the filter cartridge 15 does not need to be cleaned frequently, so that the cleaning frequency can be greatly reduced, and the cost and cost are reduced. The setting up two reel 8 and the pole setting 11 that the symmetry set up is in order to guarantee that pivot 10 is controlled the atress even, also avoids the damage of bearing 25 simultaneously, otherwise the atress uneven can lead to helical blade 12 skew, helical blade 12 and cartridge filter 15 inner wall can excessively wear, leads to rotating difficulty, scrape miscellaneous incomplete and damage bearing 25.
The rotating shaft 10 is sleeved with a torsion spring 24, the lower end of the torsion spring 24 is fixed on the outer ring of a bearing 25, and the upper end of the torsion spring 24 is fixed on the rotating shaft 10. The filter cartridge 15 is cleaned by the helical blade 12, the filtering function is restored, the water level is lowered, the floating block 6 is lowered along with the lowering, the torsion spring 24 drives the rotating shaft 10 to rotate reversely, the rope 14 is wound on the wire wheel 8 again, and the rope 14 is prevented from being separated from the pulley 9. The buoyancy of the float 6 is much greater than the torsion of the torsion spring 24.
The bolt 4 is penetrated at the axle center of the floating block 6, the bolt 4 is fixed with the floating block 6 through the nut 5, and the rope 14 is fixed on the bolt 4. When the collecting tank 16 needs to be cleaned, the bolts 4 are detached, the floating blocks 6 are taken out, and then the collecting tank 16 can be taken out for cleaning.
The side of the floating block 6 is provided with a roller 7. The rollers 7 can reduce friction between the floating blocks 6 and the hoistway wall 1, and reduce resistance and abrasion.
The stay cord 2 is fixed at the upper end of the collecting tank 16. The worker pulls out the collecting tank 16 through the pull rope 2, which is simple and convenient.
The connecting ring 17 is provided with water permeable holes 21. The water in the impurities in the collecting tank 16 is drained from the water permeable holes 21 back into the water flow after passing through the small filtering holes 23, so that the accumulation of sewage in the collecting tank 16 is avoided.
The upper end of the hoistway 3 is covered with a grid plate. It is convenient to check the condition in the collecting tank 16 and to facilitate the inflow of the road surface rainwater.
Claims (8)
1. The utility model provides a municipal road water supply and drainage structure which characterized in that: the device comprises a well (3), a fixed cylinder (20) is arranged in the well (3) in a matched manner, the fixed cylinder (20) is fixed on a well wall (1), two sides of the lower part of the fixed cylinder (20) are respectively penetrated by a water inlet pipeline (18) and a water outlet pipeline (13), a filter cylinder (15) is coaxially arranged in the fixed cylinder (20), a large filter hole (19) is formed in the filter cylinder (15), the fixed cylinder (20) is fixedly connected with the filter cylinder (15) through a connecting ring (17), the bottom end of the filter cylinder (15) is plugged through a bottom plate (22), a bearing (25) is arranged on the bottom plate (22), the outer ring of the bearing (25) is fixed on the bottom plate (22), a rotating shaft (10) is fixed on the inner ring of the bearing (25), the rotating shaft (10) is coaxial with the filter cylinder (15), a spiral blade (12) is arranged on the rotating shaft (10), and the diameter of the spiral blade (12) corresponds to the inner diameter of the filter cylinder (15).
The water inlet pipeline (18) passes through the filter cartridge (15) and is communicated with the filter cartridge (15), and the water outlet pipeline (13) passes through the fixed cartridge (20) but does not pass through the filter cartridge (15);
A collecting groove (16) is arranged between the filter cylinder (15) and the fixed cylinder (20) in a matching way, the collecting groove (16) is in a circular ring shape, and small filter holes (23) are distributed on the collecting groove (16);
The rotating shaft (10) drives the spiral blades (12) to rotate, the spiral blades (12) scrape impurities on the inner wall of the filter cylinder (15), and the impurities move along with the spiral blades (12) in an upward rotating mode.
2. The municipal road water supply and drainage structure according to claim 1, wherein: two reel (8) are coaxially fixed to pivot (10) upper end, twine a rope (14) respectively on two reel (8), the winding direction of two rope (14) is opposite, the tip of two rope (14) is fixed respectively on corresponding reel (8), two pole setting (11) are fixed to cartridge filter (15) upper end, pulley (9) are all installed to pole setting (11) upper end, two pole setting (11) symmetry sets up, pole setting (11) top sets up floating block (6), two rope (14) are walked around respectively behind two pulley (9) with floating block (6) fixed connection, floating block (6) are made by low density material.
3. The municipal road water supply and drainage structure according to claim 2, wherein: the rotating shaft (10) is sleeved with a torsion spring (24), the lower end of the torsion spring (24) is fixed on the outer ring of the bearing (25), the upper end of the torsion spring (24) is fixed on the rotating shaft (10), the torsion spring (24) drives the rotating shaft (10) to rotate reversely, and the rope (14) is wound on the wire wheel (8) again.
4. The municipal road water supply and drainage structure according to claim 2, wherein: the bolt (4) is penetrated at the axle center of the floating block (6), the bolt (4) is fixed with the floating block (6) through the nut (5), and the rope (14) is fixed on the bolt (4). When the collecting tank (16) needs to be cleaned, the bolts (4) are detached, the floating blocks (6) are taken out, and then the collecting tank (16) can be taken out for cleaning.
5. The municipal road water supply and drainage structure according to claim 2, wherein: the side of the floating block (6) is provided with a roller (7).
6. The municipal road water supply and drainage structure according to claim 1, wherein: the upper end of the collecting tank (16) is fixed with a pull rope (2).
7. The municipal road water supply and drainage structure according to claim 1, wherein: the connecting ring (17) is provided with water permeable holes (21).
8. The municipal road water supply and drainage structure according to claim 1, wherein: the upper end of the well (3) is covered by a grid plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410339652.1A CN117947853B (en) | 2024-03-25 | 2024-03-25 | Municipal road water supply and drainage structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410339652.1A CN117947853B (en) | 2024-03-25 | 2024-03-25 | Municipal road water supply and drainage structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117947853A true CN117947853A (en) | 2024-04-30 |
| CN117947853B CN117947853B (en) | 2024-06-04 |
Family
ID=90797997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410339652.1A Active CN117947853B (en) | 2024-03-25 | 2024-03-25 | Municipal road water supply and drainage structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117947853B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998040572A1 (en) * | 1997-03-10 | 1998-09-17 | Prolup Absorbenter Ab | Street sink |
| WO2020167623A1 (en) * | 2019-02-11 | 2020-08-20 | North Carolina State University | Self-cleaning screen |
| CN215406287U (en) * | 2021-07-27 | 2022-01-04 | 上海浅行生态园林发展有限公司 | Rainwater collection device with filtering capability |
| CN114215085A (en) * | 2021-10-20 | 2022-03-22 | 广东德泽建设工程有限公司 | Construction device for utilizing drainage water |
| CN114934576A (en) * | 2022-05-24 | 2022-08-23 | 江苏润尔达建设工程有限公司 | Municipal rainwater anti-blocking type discharge system |
| CN218116697U (en) * | 2022-08-22 | 2022-12-23 | 广东万成建设集团有限公司 | Municipal drainage system |
| CN116043800A (en) * | 2023-03-03 | 2023-05-02 | 浙江鹏诚建设有限公司 | Water environment circulation purifying device |
| CN116335249A (en) * | 2023-04-18 | 2023-06-27 | 安徽华筑建设工程有限公司 | Novel drainage structure |
-
2024
- 2024-03-25 CN CN202410339652.1A patent/CN117947853B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1998040572A1 (en) * | 1997-03-10 | 1998-09-17 | Prolup Absorbenter Ab | Street sink |
| WO2020167623A1 (en) * | 2019-02-11 | 2020-08-20 | North Carolina State University | Self-cleaning screen |
| CN215406287U (en) * | 2021-07-27 | 2022-01-04 | 上海浅行生态园林发展有限公司 | Rainwater collection device with filtering capability |
| CN114215085A (en) * | 2021-10-20 | 2022-03-22 | 广东德泽建设工程有限公司 | Construction device for utilizing drainage water |
| CN114934576A (en) * | 2022-05-24 | 2022-08-23 | 江苏润尔达建设工程有限公司 | Municipal rainwater anti-blocking type discharge system |
| CN218116697U (en) * | 2022-08-22 | 2022-12-23 | 广东万成建设集团有限公司 | Municipal drainage system |
| CN116043800A (en) * | 2023-03-03 | 2023-05-02 | 浙江鹏诚建设有限公司 | Water environment circulation purifying device |
| CN116335249A (en) * | 2023-04-18 | 2023-06-27 | 安徽华筑建设工程有限公司 | Novel drainage structure |
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| Publication number | Publication date |
|---|---|
| CN117947853B (en) | 2024-06-04 |
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