CN215594305U - Prevent blockking up drainage pipe - Google Patents
Prevent blockking up drainage pipe Download PDFInfo
- Publication number
- CN215594305U CN215594305U CN202122213290.6U CN202122213290U CN215594305U CN 215594305 U CN215594305 U CN 215594305U CN 202122213290 U CN202122213290 U CN 202122213290U CN 215594305 U CN215594305 U CN 215594305U
- Authority
- CN
- China
- Prior art keywords
- drain pipe
- pipe
- fixedly connected
- driving motor
- drainage
- 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.)
- Active
Links
Images
Landscapes
- Sewage (AREA)
Abstract
The utility model discloses an anti-blocking drainage pipe which comprises a drainage pipe, wherein two ends of the drainage pipe are symmetrically provided with U-shaped through grooves, the bottom end of the side wall of the drainage pipe is provided with a drainage hole, a deflector rod mechanism is arranged in the drainage pipe, and a collecting mechanism is arranged on one side of the drainage pipe; the deflector rod mechanism comprises a driving motor fixedly connected to one end of the drain pipe, the driving motor is positioned at the bottom of the U-shaped through groove, the driving motor drives the transmission rod to rotate, the transmission rod drives the supporting rod to do circular motion, and the supporting rod drives the deflector rod to do circular motion; a drain pipe cover is lapped at the top end of the drain pipe, a plurality of through grooves are formed in the drain pipe cover, and the motion trail of the deflector rod passes through the through grooves; the collecting mechanism comprises a collecting box fixedly connected to one side of the drain pipe, the collecting box is communicated with the drain pipe through a water seepage hole, and the water seepage hole is opposite to the drain hole. The utility model can effectively avoid the problem of water accumulation on the road surface caused by the blockage of the drain pipe cover by garbage in rainy days.
Description
Technical Field
The utility model relates to the technical field of drainage pipelines, in particular to an anti-blocking drainage pipeline.
Background
The urban drainage system is generally composed of a drainage pipeline and a sewage treatment plant, under the condition of carrying out sewage and rainwater split-flow system, sewage is collected by the drainage pipeline, is sent to sewage treatment and then is discharged into a water body or recycled; the system comprises a main pipe, branch pipes and pipelines leading to a treatment plant, and the system is used as a drainage pipeline for statistics as long as the pipeline plays a drainage role no matter is built on a street or any other place.
The existing roadside drainage pipeline has a simple structure and only can play a role of drainage, and a large amount of sundry garbage on the roadside often flows to the drainage pipeline along with water flow to cause the blockage of the drainage pipeline; in order to prevent the drainage pipeline from being blocked, some workers place a draining basket at the inner side of the drainage pipeline to filter garbage flowing into the drainage pipeline; the main reason for blocking the drainage pipelines on the two sides of the road is that sundry garbage with large volume and/or area flows to the drainage pipelines along with water flow, the sundry garbage is blocked by the end covers of the drainage pipelines and cannot enter the drainage pipelines, and the sundry garbage is accumulated on the end covers of the drainage pipelines to block water inlet holes in the end covers of the drainage pipelines, so that water accumulation on the road surface is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-blocking drainage pipeline to solve the problems in the prior art.
In order to achieve the purpose, the utility model provides the following scheme: the utility model provides an anti-blocking drainage pipe which comprises a drainage pipe, wherein two ends of the drainage pipe are symmetrically provided with U-shaped through grooves, the bottom end of the side wall of the drainage pipe is provided with a drainage hole, a deflector rod mechanism is arranged in the drainage pipe, and a collecting mechanism is arranged on one side of the drainage pipe; the driving lever mechanism comprises a driving motor fixedly connected to one end of the drain pipe, the driving motor is located at the bottom of the U-shaped through groove, an output shaft of the driving motor penetrates into the drain pipe and is vertically and fixedly connected with a transmission rod, one end, far away from the driving motor, of the transmission rod is vertically and fixedly connected with a support rod, the support rod is rotatably connected with the other end of the drain pipe, a plurality of driving levers are connected to the support rod in a shaft coupling mode, the driving levers are perpendicular to the support rod, a support rod is connected between the bottom ends of the plurality of driving levers in a shaft coupling mode, two ends of the support rod located at the bottom of the driving levers are rotatably connected with two ends of the drain pipe, and the two support rods are parallel to each other; a drain pipe cover is lapped at the top end of the drain pipe, a plurality of through grooves are formed in the drain pipe cover, and the motion trail of the deflector rod passes through the through grooves; the collecting mechanism comprises a collecting box fixedly connected to one side of the drain pipe, the collecting box is communicated with the drain pipe through a water seepage hole, and the water seepage hole is opposite to the drain hole.
Preferably, two shaft sleeves are fixedly connected to inner side walls of two ends of the drain pipe respectively, a rotating shaft is connected in each shaft sleeve, the two shaft sleeves located on the same side are arranged vertically and correspondingly, the supporting rod is arranged between the two shaft sleeves located at the same height, the rotating shaft extends out of the shaft sleeves and is vertically and fixedly connected with a transmission rod, the transmission rod is vertically and fixedly connected with the end portion of the supporting rod, and any rotating shaft is fixedly connected with an output shaft of the driving motor.
Preferably, the collecting box is internally detachably connected with a draining basket, the side wall of the draining basket is provided with a plurality of draining holes, and a gap is reserved between the side wall of the draining basket and the side wall of the collecting box.
Preferably, a plurality of bulges are fixedly connected to the inner edge of the top opening of the collecting box at equal intervals in the circumferential direction, the outer edge of the top opening of the draining basket is fixedly connected with a lap joint outer edge, and the draining basket is detachably connected with the bulges through the lap joint outer edge.
Preferably, the top end of one side of the collecting box, which is far away from the drain pipe, is hinged with an end cover, the end cover is positioned above the draining basket, and a gap is reserved between the end cover and the side wall of the drain pipe.
Preferably, the top end of the shifting lever is fixedly connected with a rubber block, and the top surface of the rubber block is a frosted surface.
Preferably, the rubber blocks correspond to the through grooves one by one, the width of the through grooves is larger than that of the rubber blocks, and the motion trail of the rubber blocks passes through the through grooves.
Preferably, one end of the drain pipe is fixedly connected with a protective shell, and the driving motor is fixedly connected in the protective shell.
The utility model discloses the following technical effects: the garbage collector drives any one transmission rod to rotate around an output shaft of the driving motor through the driving motor, the transmission rod drives the supporting rod to do circular motion, so that the driving rod is driven to do circular motion in a plane, when the driving rod moves to the highest point, the top end of the driving rod extends out of the end cover, garbage accumulated at the top end of the end cover is pushed into the collecting box on one side of the drain pipe, meanwhile, the bottom end of the drain pipe is provided with a plurality of water seepage holes, accumulated water in the collecting box flows into the drain pipe through the water seepage holes and flows out of the drain pipe through the drain hole, and the accumulated water cannot accumulate in the collecting box.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a side view of the anti-clogging drainpipe of the present invention;
FIG. 2 is a front view of the anti-clogging drainpipe of the present invention;
FIG. 3 is a partial enlarged view of portion A of FIG. 1;
FIG. 4 is a top view of the drain cover of the present invention;
wherein, 1, a drain pipe; 2. a U-shaped through groove; 3. a water seepage hole; 4. a transmission rod; 5. a support bar; 6. a deflector rod; 7. a drive motor; 8. a collection box; 9. an end cap; 10. a drain hole; 11. a draining basket; 12. a protrusion; 13. a shaft sleeve; 14. a rotating shaft; 15. a rubber block; 16. a drain cover; 17. a through groove; 18. a protective shell; 19. overlapping the outer edge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Referring to fig. 1-4, the utility model provides an anti-clogging drainage pipeline, which comprises a drainage pipe 1, wherein two ends of the drainage pipe 1 are symmetrically provided with U-shaped through grooves 2, the bottom end of the side wall of the drainage pipe 1 is provided with a drainage hole 10, a deflector rod mechanism is arranged in the drainage pipe 1, and one side of the drainage pipe 1 is provided with a collection mechanism; the deflector rod mechanism comprises a driving motor 7 fixedly connected to one end of the drain pipe 1, the driving motor 7 is located at the bottom of the U-shaped through groove 2, an output shaft of the driving motor 7 penetrates into the drain pipe 1 and is vertically and fixedly connected with a transmission rod 4, one end, far away from the driving motor 7, of the transmission rod 4 is vertically and fixedly connected with a support rod 5, the support rod 5 is rotatably connected with the other end of the drain pipe 1, a plurality of deflector rods 6 are axially connected onto the support rod 5, the deflector rods 6 are perpendicular to the support rod 5, the support rod 5 is axially connected between the bottom ends of the deflector rods 6, two ends of the support rod 5 located at the bottom of the deflector rods 6 are rotatably connected with two ends of the drain pipe 1, and the two support rods 5 are parallel to each other; a drain pipe cover 16 is lapped at the top end of the drain pipe 1, a plurality of through grooves 17 are formed in the drain pipe cover 16, and the motion trail of the deflector rod 6 passes through the through grooves 17; the collecting mechanism comprises a collecting box 8 fixedly connected to one side of the drain pipe 1, the collecting box 8 is communicated with the drain pipe 1 through a water seepage hole 3, and the water seepage hole 3 is opposite to the drain hole 10.
The utility model drives the transmission rod 4 to rotate around the output shaft of the driving motor 7 through the driving motor 7, the transmission rod 4 drives the support rods 5 to do circular motion, the number of the support rods 5 is at least two, the two support rods 5 are arranged in parallel, the two support rods 5 limit the deflector rod 6 to do circular motion in a plane, when the deflector rod 6 moves to the highest point, the top end of the deflector rod 6 penetrates out of the end cover through a through groove 17 formed in the end cover 16, and garbage accumulated at the top end of the end cover 16 is pushed into the collection box 8; the infiltration hole 3 with the 8 intercommunications of collecting box is seted up to drain pipe 1's bottom, and the bottom at drain pipe 1 is seted up to infiltration hole 3, and the lower edge of the infiltration hole 3 of lowest and drain pipe 1's diapire are on the coplanar, and ponding in the collecting box 8 flows into drain pipe 1 through infiltration hole 3, finally flows out the drain pipe through wash port 10. The maximum distance of the rotating track of the support rod 5 is smaller than the minimum width of the bottom end of the drain pipe 1, the distance between the two transmission rods 4 is larger than the length of the transmission rod 4, and the distance between the transmission rod 4 positioned below and the bottom wall of the inner side of the drain pipe 1 is larger than the length of the transmission rod 4.
As a preferred embodiment, a warning lamp can be fixedly connected to the top end of the drain pipe cover 16, and the warning lamp flickers when the driving motor 7 is started to remind people to get away from the drain pipe 1.
According to the further optimization scheme, two shaft sleeves 13 are fixedly connected to the inner side walls of two ends of the drain pipe 1 respectively, a rotating shaft 14 is connected to the shaft sleeves 13 in an internal mode, the two shaft sleeves 13 located on the same side are arranged in a vertically corresponding mode, a supporting rod 5 is arranged between the two shaft sleeves 13 located at the same height, the rotating shaft 14 extends out of the shaft sleeves 13 and is vertically fixedly connected with a transmission rod 4, the transmission rod 4 is vertically fixedly connected with the end portion of the supporting rod 5, and any rotating shaft 14 is fixedly connected with an output shaft of the driving motor 7. The shaft sleeve 13 and the rotating shaft 14 are arranged to allow the driving rod 4 to rotate better inside the drain pipe 1, and the shaft sleeve 13 is arranged at both ends of the drain pipe 1 to allow the driving rod 4 to rotate more stably.
Further optimization scheme can dismantle in the collecting box 8 and be connected with draining basket 11, and draining basket 11's lateral wall has a plurality of waterlogging caused by excessive rainfall holes, leaves the space between draining basket 11's lateral wall and collecting box 8's lateral wall. The waterlogging caused by excessive rainfall basket 11 can collect the rubbish that flows into in the collecting box 8, and the manual work of being convenient for clears up, and the waterlogging caused by excessive rainfall hole has been seted up to the lateral wall of waterlogging caused by excessive rainfall basket 11 simultaneously, leaves the space between the lateral wall of waterlogging caused by excessive rainfall basket 11 and the lateral wall of collecting box 8, and if the wash port of waterlogging caused by excessive rainfall basket 11 bottom had been blockked up to rubbish, ponding in the waterlogging caused by excessive rainfall basket 11 also can be discharged into the collecting box through the waterlogging caused by excessive rainfall hole of waterlogging caused by excessive rainfall basket 11 lateral wall.
According to the further optimized scheme, a plurality of bulges 12 are fixedly connected to the inner edge of the top opening of the collecting box 8 at equal intervals in the circumferential direction, the outer edge of the top opening of the draining basket 11 is fixedly connected with a lapping outer edge 19, and the draining basket 11 is detachably connected with the bulges 12 through the lapping outer edge 19. The rigid coupling of the top mouth outer fringe department of waterlogging caused by excessive rainfall basket 11 has overlap joint outer fringe 19, during the use, puts into collecting box 8 with waterlogging caused by excessive rainfall basket 11 in, the bottom overlap joint of overlap joint outer fringe 19 can realize the fixed of waterlogging caused by excessive rainfall basket 11 on the top of arch 12, and the outer fringe of overlap joint outer fringe 19 and the inside wall butt of collecting box 8 are in order to avoid rubbish to directly fall into collecting box 8 through the space between waterlogging caused by excessive rainfall basket 11 and collecting box 8, inconvenient clearance.
Further optimize the scheme, the collection box 8 is kept away from one side top of drain pipe 1 and is articulated to have end cover 9, and end cover 9 is located the top of waterlogging caused by excessive rainfall basket 11, leaves the space between the lateral wall of end cover 9 and drain pipe 1. At the top hinged end lid 9 of collecting box 8, in order to avoid the pedestrian not noticing collecting box 8, step into collecting box 8 carelessly, cause equipment and personnel to damage, end lid 9 leaves the space with the lateral wall of drain pipe 1 simultaneously to rubbish gets into collecting box 8.
Further optimizing scheme, the top rigid coupling of driving lever 6 has block rubber 15, and the top surface of block rubber 15 sets up to the frosting. In order to ensure the safety of pedestrians, the top end of the deflector rod 6 is fixedly connected with the rubber block 15 made of flexible rubber, so that the deflector rod 6 can not cause human body damage even if touching a human body when extending out, and the top surface of the rubber block 15 is set to be a frosted surface so as to increase the friction force between the rubber block 15 and the garbage with smooth surface and push away the garbage better.
Further optimizing the scheme, the rubber blocks 15 correspond to the through grooves 17 one by one, the width of the through grooves 17 is larger than that of the rubber blocks 15, and the movement track of the rubber blocks 15 passes through the through grooves 17. The rubber block 15 can pass through the through groove 17, so that the effect of pushing away the garbage is better realized.
Further optimize the scheme, the one end rigid coupling of drain pipe 1 has protective housing 18, and driving motor 7 rigid coupling is in protective housing 18. The protective shell 18 provides support for the driving motor 7 on one hand, and also provides protection for the driving motor 7 on the other hand, so that the driving motor 7 is prevented from being directly contacted with the external environment, and the driving motor 7 is prevented from being damaged.
When the anti-blocking drainage pipe is used, the anti-blocking drainage pipe is firstly installed beside a road, when rain or road surface water accumulation occurs, the driving motor 7 is started, the driving motor 7 drives the driving rod 4 to rotate through the rotating shaft 14, the driving rod 4 drives the supporting rod 5 to do circular motion, so that the driving lever 6 is driven to move, the driving lever 6 moves to push garbage accumulated at the top end of the drainage pipe cover 16 into the collection box 8, manual cleaning is not needed, the drainage basket 11 is detachably connected into the collection box 8, garbage falling into the collection box 8 can be collected, and a sanitation worker can directly collect the garbage in the drainage basket 11 when sweeping, so that time and labor are saved.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention, and do not limit the scope of the present invention, and various modifications and improvements of the technical solutions of the present invention can be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are within the scope of the present invention defined by the claims.
Claims (8)
1. The utility model provides a prevent blockking up drainage pipe which characterized in that: the drainage pipe comprises a drainage pipe (1), wherein U-shaped through grooves (2) are symmetrically formed in two ends of the drainage pipe (1), a drainage hole (10) is formed in the bottom end of the side wall of the drainage pipe (1), a deflector rod mechanism is arranged in the drainage pipe (1), and a collecting mechanism is arranged on one side of the drainage pipe (1); the deflector rod mechanism comprises a driving motor (7) fixedly connected with one end of the drain pipe (1), the driving motor (7) is positioned at the bottom of the U-shaped through groove (2), an output shaft of the driving motor (7) penetrates into the drain pipe (1) and is vertically and fixedly connected with a transmission rod (4), a support rod (5) is vertically and fixedly connected with one end of the transmission rod (4) far away from the driving motor (7), the supporting rod (5) is rotatably connected with the other end of the drain pipe (1), the water draining device is characterized in that a plurality of shifting rods (6) are axially connected onto the supporting rods (5), the shifting rods (6) are perpendicular to the supporting rods (5), the supporting rods (5) are axially connected between the bottom ends of the shifting rods (6), two ends of the supporting rods (5) positioned at the bottoms of the shifting rods (6) are rotatably connected with two ends of the water draining pipe (1), and the two supporting rods (5) are parallel to each other; a drain pipe cover (16) is lapped at the top end of the drain pipe (1), a plurality of through grooves (17) are formed in the drain pipe cover (16), and the motion track of the shift lever (6) passes through the through grooves (17); the collecting mechanism comprises a collecting box (8) fixedly connected to one side of the drain pipe (1), the collecting box (8) is communicated with the drain pipe (1) through a water seepage hole (3), and the water seepage hole (3) is opposite to the drain hole (10).
2. The anti-clogging drainpipe according to claim 1, wherein: the utility model discloses a drainage pipe, including drain pipe (1), axle sleeve (13), shaft sleeve (13) internal coupling have axis of rotation (14), are located two of homonymy the axle sleeve (13) corresponds the setting from top to bottom, is at two of same height be equipped with between axle sleeve (13) bracing piece (5), just axis of rotation (14) stretch out axle sleeve (13) and perpendicular rigid coupling have transfer line (4), transfer line (4) with the perpendicular rigid coupling of tip of bracing piece (5), arbitrary axis of rotation (14) with the output shaft rigid coupling of driving motor (7).
3. The anti-clogging drainpipe according to claim 1, wherein: the novel water draining device is characterized in that a draining basket (11) is detachably connected in the collecting box (8), a plurality of draining holes are formed in the side wall of the draining basket (11), and a gap is reserved between the side wall of the draining basket (11) and the side wall of the collecting box (8).
4. The anti-clogging drainpipe according to claim 3, wherein: the inner edge of the top opening of the collecting box (8) is fixedly connected with a plurality of bulges (12) at equal intervals in the circumferential direction, the outer edge of the top opening of the draining basket (11) is fixedly connected with a lapping outer edge (19), and the draining basket (11) is detachably connected with the bulges (12) through the lapping outer edge (19).
5. The anti-clogging drainpipe according to claim 3, wherein: the top end of one side, far away from the drain pipe (1), of the collecting box (8) is hinged with an end cover (9), the end cover (9) is located above the draining basket (11), and a gap is reserved between the end cover (9) and the side wall of the drain pipe (1).
6. The anti-clogging drainpipe according to claim 1, wherein: the top end of the shifting lever (6) is fixedly connected with a rubber block (15), and the top surface of the rubber block (15) is a frosted surface.
7. The anti-clogging drainpipe according to claim 6, wherein: the rubber blocks (15) correspond to the through grooves (17) one by one, the width of the through grooves (17) is larger than that of the rubber blocks (15), and the motion track of the rubber blocks (15) passes through the through grooves (17).
8. The anti-clogging drainpipe according to claim 1, wherein: one end rigid coupling of drain pipe (1) has protective housing (18), driving motor (7) rigid coupling is in protective housing (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213290.6U CN215594305U (en) | 2021-09-14 | 2021-09-14 | Prevent blockking up drainage pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122213290.6U CN215594305U (en) | 2021-09-14 | 2021-09-14 | Prevent blockking up drainage pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215594305U true CN215594305U (en) | 2022-01-21 |
Family
ID=79885709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122213290.6U Active CN215594305U (en) | 2021-09-14 | 2021-09-14 | Prevent blockking up drainage pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215594305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071463A (en) * | 2023-08-30 | 2023-11-17 | 核工业华南建设工程集团公司 | Prefabricated culvert component and road-bridge culvert structure using same |
-
2021
- 2021-09-14 CN CN202122213290.6U patent/CN215594305U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117071463A (en) * | 2023-08-30 | 2023-11-17 | 核工业华南建设工程集团公司 | Prefabricated culvert component and road-bridge culvert structure using same |
| CN117071463B (en) * | 2023-08-30 | 2024-04-02 | 核工业华南建设工程集团公司 | Prefabricated culvert component and road-bridge culvert structure using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108193761B (en) | A kind of anti-clogging discharge structure of town road | |
| CN208280286U (en) | A kind of anticlogging municipal drainage pipeline | |
| CN215594305U (en) | Prevent blockking up drainage pipe | |
| CN212655498U (en) | Novel rail mounted grid scrubbing machine | |
| CN205369520U (en) | Clear instrument of drawing of silt | |
| CN110258759A (en) | One kind being applied to municipal sewage canal and decontaminates treatment facilities | |
| CN112343154A (en) | Energy-concerving and environment-protective wisdom urban road drainage anti-clogging device | |
| CN110725390A (en) | Drainage device with high efficiency is avoided road ponding | |
| CN213316644U (en) | Cleaning device for pipeline robot in travelling | |
| CN109837978A (en) | A kind of climb type pipeline cleaning machine people from bottom to top | |
| CN207144124U (en) | A kind of modular drainage ditch | |
| CN114575405A (en) | Drainage ditch cleaning device and cleaning method thereof | |
| CN211721403U (en) | Distribution of rain and sewage pig house | |
| CN214459391U (en) | Road roller for road bridge engineering | |
| CN217439059U (en) | Hydraulic engineering rainwater collection device | |
| CN219060253U (en) | Industrial road drainage anti-blocking device | |
| CN220620349U (en) | Highway roadbed slope drainage structures | |
| CN221297478U (en) | Asphalt pavement drainage anti-blocking structure | |
| CN215631121U (en) | Rainwater collection device of green building | |
| CN218060624U (en) | Drainage structures based on sponge city | |
| CN210263322U (en) | Municipal administration road rainwater well inspection device | |
| CN220486686U (en) | Anti-blocking pavement drainage structure convenient to clean | |
| CN216689723U (en) | Municipal administration pipeline dredging device | |
| CN212104470U (en) | Sponge city rainwater shunting hinders dirty anti-reflux discharging equipment | |
| CN214090274U (en) | Gutter inlet structure easy to remove silt |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |