CN111364592A - Town road drainage structures with emergent drainage function - Google Patents
Town road drainage structures with emergent drainage function Download PDFInfo
- Publication number
- CN111364592A CN111364592A CN202010324254.4A CN202010324254A CN111364592A CN 111364592 A CN111364592 A CN 111364592A CN 202010324254 A CN202010324254 A CN 202010324254A CN 111364592 A CN111364592 A CN 111364592A
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- Prior art keywords
- drainage
- baffle
- emergency
- overflow
- conservancy diversion
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Classifications
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- 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
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- 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
- E03F5/0405—Gullies for use in roads or pavements with an odour seal
-
- 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
- E03F5/06—Gully gratings
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/12—Emergency outlets
- E03F5/125—Emergency outlets providing screening of overflowing water
-
- 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
- E03F2005/0416—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
Abstract
The invention relates to a municipal road drainage structure with an emergency drainage function, which comprises a drainage channel and a drainage well positioned at the bottom of the drainage channel, wherein a drainage pipeline is communicated in the drainage well, the drainage channel comprises a plurality of detachable flow guide baffles, rainwater grates communicated with the inner cavity of the drainage channel are arranged on the flow guide baffles, a plurality of emergency overflow ports are arranged on the flow guide baffles, the level height of the emergency overflow ports is higher than that of the rainwater grates, the emergency overflow ports are communicated with the inner cavity of the drainage channel, and a filter screen is arranged at the emergency overflow ports. The emergency overflow port has the advantages that when the water level line near the drainage channel rises, rainwater enters the drainage channel from the emergency overflow port, the drainage efficiency of accumulated water on the road surface is improved due to the arrangement of the emergency overflow port, the structure is simple, the cost is low, and the drainage effect is good.
Description
Technical Field
The invention relates to the technical field of municipal road drainage structures, in particular to a municipal road drainage structure with an emergency drainage function.
Background
The road drainage structure generally comprises a drainage pipeline embedded in the ground and a flow guide pipeline for communicating the road surface with the drainage pipeline, accumulated water on the road surface is guided into the drainage pipeline through the flow guide pipeline and drained away through the drainage pipeline; the problem that the diversion pipeline and the drainage pipeline are blocked is caused by the fact that the diversion pipeline easily carries fallen leaves, plastic bags and other garbage into the drainage pipeline while guiding accumulated water on the road surface, and the problem that the diversion pipeline and the drainage pipeline are blocked and the problem of cleaning sundries is the problem that the existing road drainage structure generally exists.
The prior Chinese patent with the publication number of CN107268763B discloses a municipal road drainage structure with an emergency drainage function, which comprises: the rainwater draining tank is arranged on the road surface, and a rainwater grate is arranged at the upper end opening of the rainwater draining tank; a drainage pipeline buried in the ground; the vertical flow guide pipeline is positioned below the lower water tank, the upper port of the vertical flow guide pipeline is communicated with the bottom surface of the lower water tank, a flow guide pipeline water outlet is formed in the lower portion of the outer side surface of the vertical flow guide pipeline, and a filter screen device is arranged in the vertical flow guide pipeline and above the flow guide pipeline water outlet; the upper end of the drainage connecting pipeline is connected with the drainage port of the flow guide pipeline, and the lower end of the drainage connecting pipeline is communicated with the drainage pipeline; and the emergency drainage device comprises an emergency upper drainage port arranged on the upper part of the side surface of the lower water tank, an emergency lower drainage port arranged on the outer side surface of the drainage pipeline and an emergency drainage pipeline connecting the emergency upper drainage port with the emergency lower drainage port.
The above prior art solutions have the following drawbacks:
although the emergency drainage device is additionally arranged, rainwater on the road surface can only enter the drainage tank from the rainwater grate at the upper port of the drainage tank, when the precipitation is large, the phenomenon of water accumulation on the road surface still easily occurs when the accumulated water amount of the road surface exceeds the drainage amount of the rainwater grate, and the drainage effect of the municipal road drainage structure is poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the municipal road drainage structure with the emergency drainage function, which has a better drainage effect.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a town road drainage structures with emergent drainage function, includes drainage canal and the drainage well with drainage canal intercommunication, the drainage well intercommunication has drainage pipe, the drainage canal can be dismantled and be connected with a plurality of water conservancy diversion baffles, be equipped with on the water conservancy diversion baffle and filter ponding and lead to the inside rainwater grate of drainage canal, the water conservancy diversion baffle is equipped with a plurality of emergent overflow mouths, the level of emergent overflow mouth is higher than the level of rainwater grate, the inner chamber intercommunication of emergent overflow mouth and drainage canal, emergent overflow mouth department is equipped with the filter screen.
Through adopting above-mentioned technical scheme, make the precipitation increase and lead to surface gathered water when more, because the level of rainwater grate is less than the level of emergent overflow mouth, in rainwater grate inflow drainage canal is followed to the ponding on some road surfaces, because the ponding is great, when ponding surpassed the lower water yield of rainwater grate, the rainwater is piled up, lead to near the water line of drainage canal to rise, in some ponding gets into drainage canal from emergent overflow mouth, the setting of emergent overflow mouth has increased the drainage efficiency of surface gathered water, moreover, the steam generator is simple in structure, the cost is lower, the drainage effect is better.
The present invention in a preferred example may be further configured to: an overflow baffle which is movably connected with and blocks the emergency overflow port is arranged at the emergency overflow port.
Through adopting above-mentioned technical scheme, because the cleaning frequency is lower in the drainage channel, can produce pungent peculiar smell after using for a long time, influence the daily life of the peripheral people of drainage channel, when the area water is less, the normal drainage of rainwater grate, this moment, the overflow baffle that emergent overflow mouth department set up will meet an urgent need the overflow mouth shutoff, reduce giving off of peculiar smell in the drainage channel, when the area water is great, open swing joint's overflow baffle, make a large amount of ponding can be along emergent in the overflow mouth gets into the drainage channel, be difficult for because the daily life of the peripheral people of drainage channel is influenced to peculiar smell in the drainage channel.
The present invention in a preferred example may be further configured to: the drainage canal includes the relative water guide lateral wall that sets up and supports the lateral wall, the water guide lateral wall stretches out the support lug that has a plurality of levels to set up, be fixed with the support sand grip that the level set up on the support lateral wall, the upper surface that supports lug and support sand grip is located same horizontal plane, leaves the clearance between two adjacent support lugs, the water conservancy diversion baffle is pressed and is established on supporting the lug and supporting the sand grip, the one end of water conservancy diversion baffle orientation water guide lateral wall is located to emergent overflow mouth, emergent overflow mouth is located the clearance top between two adjacent support lugs.
Through adopting above-mentioned technical scheme, when making surface gathered water more, ponding along emergent overflow mouth and follow the cavity that two adjacent support projections between get into the drainage canal, the staff is at the in-process of installation water conservancy diversion baffle, directly places the water conservancy diversion baffle on support projection and support sand grip, can realize the installation of water conservancy diversion baffle, installation maintenance is comparatively convenient.
The present invention in a preferred example may be further configured to: the water conservancy diversion baffle includes the arc main part, the arc main part is sunken towards the drainage canal bottom, the both sides of arc main part are fixed with the backup pad, the backup pad is pressed and is located support lug and support the sand grip, the rainwater grate is located the center of arc main part.
Through adopting above-mentioned technical scheme for when the road surface area is less, ponding flows into the drainage channel through the rainwater grate in, and the partial ponding can be long-pending to the arc main part, alleviates the lower water pressure of rainwater grate, and the guiding that the ponding that is located on the water conservancy diversion baffle passes through the water conservancy diversion baffle and flow to other less places of road surface ponding, further alleviates the lower water pressure of rainwater grate, and the drainage effect is better.
The present invention in a preferred example may be further configured to: the emergency overflow port is located on the supporting plate close to the water guide side wall, the overflow baffle is hinged to the supporting plate through the torsion spring, the overflow baffle and the supporting plate are kept horizontal in a normal state, and after the overflow baffle is stressed, the overflow baffle rotates downwards around the torsion spring.
By adopting the technical scheme, when the speed of accumulated water on the road surface exceeds the speed of diversion of the diversion baffle and drainage of the rainwater grate, the water level of the accumulated water in the diversion baffle exceeds the supporting plate, the overflow baffle rotates around the hinged part after being stressed, and the accumulated water on the diversion baffle is discharged from the emergency overflow port.
The present invention in a preferred example may be further configured to: the top of water conservancy diversion baffle is equipped with a baffler along the length direction of drainage canal, the baffler is less than the level of backup pad towards the level of the one end of water conservancy diversion baffle, leave the clearance that makes rivers pass through between baffler and the backup pad.
Through adopting above-mentioned technical scheme, when making ponding in the water conservancy diversion baffle save much, the water level of ponding is higher than the level of backup pad, and ponding this moment is followed the bottom flow direction backup pad of baffler on to in emergent overflow mouth gets into the drainage channel, float the impurity dross on ponding surface and be blockked by the baffler, reduce the probability that the filter screen of emergent overflow mouth department is blockked up, improve the drainage efficiency of drainage channel.
The present invention in a preferred example may be further configured to: the top of water guide lateral wall is connected with a horizontal extension board along the length direction detachable of drainage canal, the baffler is fixed in the surface of horizontal extension board towards water conservancy diversion baffle.
Through adopting above-mentioned technical scheme, the setting of horizontal extension board is convenient for the staff and is fixed in the top of water conservancy diversion baffle with the baffler, simple to operate, and horizontal extension board detachable connects on the water guide lateral wall, and the staff's of being convenient for installation and dismantlement, maintenance convenience.
The present invention in a preferred example may be further configured to: the top of water guide lateral wall is equipped with the embedded groove of vertical setting, one side of horizontal extension board towards the water conservancy diversion baffle is fixed with the board that inserts that is used for inserting the embedded groove.
Through adopting above-mentioned technical scheme, make the staff at the in-process of dismantling or installing the horizontal extension board, the construction is simple, and the inner wall of embedded groove carries out horizontal spacing to the board of inserting, and the horizontal extension board is not fragile after the atress.
In summary, the invention includes at least one of the following beneficial technical effects:
1. make the precipitation increase and lead to surface gathered water when more, in the ponding of some road surfaces flowed into the drainage channel from the rainwater grate, because the ponding is great, surpassed the lower water yield of rainwater grate, the rainwater is piled up, and the water level line near the drainage channel risees, and in the rainwater got into the drainage channel from emergent overflow mouth, the setting of emergent overflow mouth has increased the discharge efficiency of surface gathered water, simple structure, and the cost is lower, and drainage effect is better.
2. When the speed of accumulated water on the road surface exceeds the speed of guiding water by the guide baffle and draining water by the rainwater grate, the water level of the accumulated water in the guide baffle exceeds the supporting plate, the overflow baffle rotates around the torsion spring after being stressed, and the accumulated water on the guide baffle is filtered by the filter screen and then discharged from the emergency overflow port.
3. The setting of horizontal extension board is convenient for the staff and is fixed in the top of water conservancy diversion baffle with the baffler, simple to operate, and horizontal extension board detachable connects on the water guide lateral wall, and the staff installation and the dismantlement of being convenient for, and the maintenance is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the explosive structure of the present invention.
In the figure, 1, a drainage well; 2. a flow guide baffle plate; 3. a rainwater grate; 4. an emergency overflow port; 5. an overflow baffle; 6. a water conducting side wall; 7. a support sidewall; 8. supporting the projection; 9. supporting convex strips; 10. an arc-shaped main body; 11. a support plate; 12. a barrier plate; 13. a horizontally extending plate; 14. a groove is embedded; 15. the plate is inserted.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the municipal road drainage structure with the emergency drainage function disclosed by the invention comprises a plurality of drainage units, wherein each drainage unit comprises a drainage channel and a drainage well 1 positioned at the bottom of the drainage channel, the drainage wells 1 are communicated with drainage pipelines, and the drainage pipelines are not shown in the figure. The drainage channel comprises a water guide side wall 6 and a supporting side wall 7 which are parallel to each other and are arranged along the vertical direction, a bottom plate is arranged at the bottom of the drainage channel, a flow guide baffle plate 2 is arranged between the water guide side wall 6 and the supporting side wall 7, and a rainwater grate 3 is arranged at the center of the flow guide baffle plate 2.
It can be known from combination of fig. 1 and fig. 2, a plurality of support lugs 8 of integrated into one piece have horizontal arrangement on the water guide lateral wall 6, support lug 9 that integrated into one piece has the level to set up on the support lateral wall 7, support lug 9 and support lug 8 all set up along the length direction of drainage canal, support lug 8 and support lug 9 are located same horizontal plane, leave the clearance between two adjacent support lugs 8, the both ends of water conservancy diversion baffle 2 are pressed respectively and are located support lug 8 and support lug 9, the reinforcing bar has all been placed between support lug 8 and the water guide lateral wall 6 and between support lug 9 and the support lateral wall 7.
The diversion baffle 2 comprises two support plates 11 and an arc main body 10 positioned between the two support plates 11, the cross section of the arc main body 10 along the vertical direction is arc, the protruding direction of the arc main body 10 faces the bottom of the drainage channel, a water guide hole for guiding water is formed in the arc main body 10, the rainwater grate 3 is embedded in the water guide hole, the support plates 11 at the two sides of the arc main body 10 are respectively pressed on a support lug 8 and a support convex strip 9, at least two support lugs 8 are arranged below the support plates 11 close to the water guide side walls 6, a rectangular emergency overflow port 4 is formed in the support plates 11 close to the water guide side walls 6, a filter screen is embedded at one end of the emergency overflow port 4, which faces away from the bottom of the drainage channel, an overflow baffle 5 is arranged in the emergency overflow port 4, the two ends of the overflow baffle 5 are hinged in the emergency overflow port 4 through a torsion spring, the torsion spring is positioned, the overflow baffle 5 is kept horizontal with the surface of the flow guide baffle 2 in a normal state, the overflow baffle 5 rotates around the hinged part after being stressed, and the overflow baffle 5 is positioned below the filter screen; the level of the emergency overflow port 4 is higher than that of the rainwater grate 3, and the emergency overflow port 4 is communicated with the inner cavity of the drainage channel.
The top of the water guide side wall 6 is provided with an embedded groove 14 arranged along the length direction of the drainage channel, the embedded groove 14 is rectangular, and a plurality of criss-cross reinforcing steel bars are arranged in the water guide side wall 6 and used for reinforcing the supporting strength of the water guide side wall 6. An inserting plate 15 is inserted in the inserting groove 14 in a clamping way, one end of the inserting plate 15, which is far away from the water guide side wall 6, is connected with a horizontal extending plate 13 through a bolt, the horizontal extending plate 13 is arranged along the length direction of the drainage channel, the side wall of the horizontal extending plate 13 extends horizontally towards the central line of the diversion baffle plate 2, one side of the horizontal extending plate 13 towards the diversion baffle plate 2 is fixed with a blocking plate 12 through a bolt, the blocking plate 12 is arranged above the diversion baffle plate 2 along the vertical direction, that is, a gap is left between one end of barrier plate 12 far from horizontal extension plate 13 and the surface of diversion baffle 2, projection of barrier plate 12 is at one end of diversion baffle 2 close to water guide side wall 6, a gap is left between barrier plate 12 and water guide side wall 6, emergency overflow port 4 is located between barrier plate 12 and water guide side wall 6, and the horizontal height of support plate 11 is higher than the horizontal height of barrier plate 12 deviating from end face of one end of horizontal extension plate 13.
The implementation principle of the embodiment is as follows:
when the precipitation increases and leads to the surface ponding when more, arc main part 10 accumulates partial ponding, alleviate the offal pressure of rainwater grate 3, the ponding of a part road surface flows into the drainage canal from rainwater grate 3, a part of ponding flows to other less places of surface ponding because of the guide of arc main part 10, because the ponding is great, when the ponding speed on road surface surpassed the speed of water conservancy diversion baffle 2 and rainwater grate 3 under water, the ponding water level in the water conservancy diversion baffle 2 surpassed backup pad 11, the ponding in the arc main part 10 flows to on backup pad 11 from the bottom of baffler 12 this moment, overflow baffle 5 rotates around articulated department after the atress, the ponding on the water conservancy diversion baffle 2 passes through the filtration of filter screen and gets into the cavity of drainage canal from emergent overflow mouth 4 namely the clearance between two adjacent support lugs 8.
When the area water is less, the rainwater grate 3 normally drains, and at the moment, the overflow baffle 5 arranged at the emergency overflow port 4 seals the emergency overflow port 4, so that the emission of peculiar smell in the drainage channel is reduced.
When a worker needs to install a drainage channel, the water guide side wall 6, the supporting side wall 7, the flow guide baffle plate 2 and the horizontal extension plate 13 are prefabricated, then the inserting plate 15 and the blocking plate 12 are fastened on the horizontal extension plate 13 through bolts, the worker firstly excavates foundation pits on two sides of a road surface, selects the position of the drainage well 1, communicates the drainage well 1 with a drainage pipeline, then fixes the bottom plate of the drainage channel with the water guide side wall 6 and the supporting side wall 7, then places the flow guide baffle plate 2 in advance on the supporting convex block 8 and the supporting convex strip 9, and finally inserts the plate 15 into the embedded groove 14 to complete installation of the drainage channel.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a town road drainage structures of emergent drainage function, includes drainage canal and drainage well (1) with drainage canal intercommunication, drainage well (1) intercommunication has drainage pipe, its characterized in that: drainage channel demountable installation has a plurality of water conservancy diversion baffles (2), be equipped with on water conservancy diversion baffle (2) and filter ponding and leading-in drainage channel inside rainwater grate (3), water conservancy diversion baffle (2) are equipped with a plurality of emergent overflow mouths (4), the level of emergent overflow mouth (4) is higher than the level of rainwater grate (3), emergent overflow mouth (4) and drainage channel's inner chamber intercommunication, emergent overflow mouth (4) department is equipped with the filter screen.
2. The town road drainage structure with emergency drainage function according to claim 1, wherein: an overflow baffle (5) which is movably connected with and blocks the emergency overflow port (4) is arranged at the emergency overflow port (4).
3. The town road drainage structure with emergency drainage function according to claim 2, wherein: drainage channel is including relative water guide lateral wall (6) and the support lateral wall (7) that sets up, water guide lateral wall (6) stretch out support lug (8) that have a plurality of levels to set up, support lug (9) that the level set up on lateral wall (7), support lug (8) and the upper surface that supports lug (9) and be located same horizontal plane, leave the clearance between two adjacent support lugs (8), water conservancy diversion baffle (2) are pressed and are established on support lug (8) and support lug (9), the one end of water conservancy diversion baffle (2) orientation water guide lateral wall (6) is located in emergent overflow mouth (4), emergent overflow mouth (4) are located two adjacent clearance tops between support lug (8).
4. The town road drainage structure having emergency drainage function according to claim 3, wherein: the water conservancy diversion baffle (2) include arc main part (10), arc main part (10) are sunken towards the drainage canal bottom, the both sides of arc main part (10) are equipped with backup pad (11), backup pad (11) are pressed and are located support lug (8) and support sand grip (9) on, rainwater grate (3) are located the center of arc main part (10).
5. The town road drainage structure having emergency drainage function according to claim 4, wherein: emergent overflow mouth (4) are located backup pad (11) that are close to water guide lateral wall (6), and the overflow baffle articulates in the backup pad through the torsional spring, and under the normality, overflow baffle (5) keep the level with backup pad (11), and overflow baffle (5) atress back, overflow baffle (5) are around the torsional spring downwardly rotating.
6. The town road drainage structure having emergency drainage function according to claim 4, wherein: the top of water conservancy diversion baffle (2) is equipped with a baffler (12) along the length direction of drainage canal, baffler (12) are less than the level of backup pad (11) towards the level of the one end of water conservancy diversion baffle (2), leave the clearance that makes rivers pass through between baffler (12) and backup pad (11).
7. The town road drainage structure having emergency drainage function according to claim 6, wherein: the top of water guide lateral wall (6) is connected with one horizontal extension board (13) along the length direction detachable of drainage canal, separation board (12) are fixed in horizontal extension board (13) towards the surface of water conservancy diversion baffle (2).
8. The town road drainage structure having emergency drainage function according to claim 7, wherein: the top end of the water guide side wall (6) is provided with a vertically arranged embedded groove (14), and one side of the horizontal extension plate (13) facing the water guide baffle (2) is fixed with an insertion plate (15) for inserting the embedded groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324254.4A CN111364592B (en) | 2020-04-22 | 2020-04-22 | Town road drainage structures with emergent drainage function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010324254.4A CN111364592B (en) | 2020-04-22 | 2020-04-22 | Town road drainage structures with emergent drainage function |
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| Publication Number | Publication Date |
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| CN111364592A true CN111364592A (en) | 2020-07-03 |
| CN111364592B CN111364592B (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010324254.4A Active CN111364592B (en) | 2020-04-22 | 2020-04-22 | Town road drainage structures with emergent drainage function |
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| CN (1) | CN111364592B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417349A (en) * | 2021-07-28 | 2021-09-21 | 郑海东 | Town road drainage structures with emergent drainage function |
| CN114718016A (en) * | 2022-05-12 | 2022-07-08 | 华北水利水电大学 | Aqueduct water delivery system |
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| CN107476415A (en) * | 2017-07-14 | 2017-12-15 | 赵晓光 | A kind of urban construction gutter operculum colpi |
| CN108412014A (en) * | 2018-03-19 | 2018-08-17 | 王俊铎 | A kind of fast-assembling and anti-block sewer |
| CN209144970U (en) * | 2018-09-21 | 2019-07-23 | 苏州安省建筑设计有限公司 | A kind of rainwater gutter with filtering function |
| CN210369249U (en) * | 2019-07-04 | 2020-04-21 | 广州隆盛景观建设有限公司 | Gardens drainage structures |
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2020
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2555671A1 (en) * | 2014-07-04 | 2016-01-07 | Baroan Rioja, S.L. | Drainage device with non-circular inlet hole (Machine-translation by Google Translate, not legally binding) |
| CN107476415A (en) * | 2017-07-14 | 2017-12-15 | 赵晓光 | A kind of urban construction gutter operculum colpi |
| CN108412014A (en) * | 2018-03-19 | 2018-08-17 | 王俊铎 | A kind of fast-assembling and anti-block sewer |
| CN209144970U (en) * | 2018-09-21 | 2019-07-23 | 苏州安省建筑设计有限公司 | A kind of rainwater gutter with filtering function |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113417349A (en) * | 2021-07-28 | 2021-09-21 | 郑海东 | Town road drainage structures with emergent drainage function |
| CN113417349B (en) * | 2021-07-28 | 2022-08-23 | 郑海东 | Town road drainage structures with emergent drainage function |
| CN114718016A (en) * | 2022-05-12 | 2022-07-08 | 华北水利水电大学 | Aqueduct water delivery system |
| CN114718016B (en) * | 2022-05-12 | 2023-09-12 | 华北水利水电大学 | Aqueduct water delivery system |
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| CN111364592B (en) | 2021-05-04 |
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Effective date of registration: 20221010 Address after: Room 225, 2nd Floor, Building 1, No. 78, Middle Fenjiang Road, Zumiao Street, Chancheng District, Foshan City, Guangdong Province, 528000 (Residence declaration) Patentee after: Foshan Chanhong Construction Engineering Co.,Ltd. Address before: Room 1203, No. 50, Kexue Avenue, Guangzhou hi tech Industrial Development Zone, Guangdong Province, 510032 Patentee before: Guangdong Tianhao Construction Engineering Co.,Ltd. |